Naval Historywith Dr. Alex

Topic

Ship Propulsion

Also searchable as marine propulsion, ship engines.

Related time notes

  1. Bruships 265: Science Fiction & Naval History Questions Answered Live...
    2:12:12Can a fast battleship keep battleship protection?Q&A
  2. Bruships 265: Science Fiction & Naval History Questions Answered Live...
    2:16:51Why stationary boiler performance does not transfer directly to shipsNotable Point
  3. Destroyer Leaders: Where did they come from and why?
    11:33Swift's trials expose the cost of extreme speedNotable Point
  4. Destroyer Leaders: Where did they come from and why?
    29:41G101 and the endurance cost of deleting cruising dieselsChapter
  5. Bruships 264: Naval History Questions Answered Live
    59:48The hull and machinery cost of a 35-knot WarspiteQ&A
  6. China's Type 54 Frigate: Mass Production and Tactical Balance
    1:12Diesel propulsion, acoustic quieting and operating rangeChapter
  7. Bruships 263: Alternate History & Naval History Questions Answered Live...
    52:28Diesel as a fuel label and an engine principleNotable Point
  8. Bruships 263: Alternate History & Naval History Questions Answered Live...
    53:54Turbine ignition and spark plugs aboard warshipsQ&A
  9. The "M" Class destroyers of WWI: The Grand Fleet's Workhorses...
    17:24Escorting Olympic damaged the destroyers' enginesNotable Point
  10. The "M" Class destroyers of WWI: The Grand Fleet's Workhorses...
    28:23Opal's propeller arrangement and water flow over ruddersNotable Point
  11. Bruships 260: Naval History Questions Answered Live
    1:33:23Why fast liners make expensive armed merchant cruisersQ&A
  12. What the unbuilt destroyers of the Regia Marina tell us about WWII?
    40:29Machinery power and survivabilityChapter
  13. Bruships 259: Science Fiction & Naval History Questions Answered Live...
    1:14:01Why an Iowa power plant would not make a fast Formula 1 carQ&A
  14. Bruships 258: Naval History Questions Answered Live
    1:20:52Could Hood's refit use the Lion machinery plant?Q&A
  15. Why Can't Modern Russia Build Destroyers?
    25:20What turns a warship announcement into a construction programmeNotable Point
  16. Bruships 250: Naval History Questions Answered Live...
    2:54:22Reusable oceanic USVs have different costs from expendable dronesNotable Point
  17. Durand de la Penne Class: The Destroyer class which showed the Oto Melara 76mm had came of age
    1:28A compact destroyer with layered weapons and sensorsChapter
  18. Durand de la Penne Class: The Destroyer class which showed the Oto Melara 76mm had came of age
    13:53Audace gains room for modernizationChapter
  19. Resurgent Japan, the "Destroyer Navy" of the 21st Century
    43:04Akizuki combines electronic warfare with a balanced escort fitChapter
  20. Resurgent Japan, the "Destroyer Navy" of the 21st Century
    58:57Asahi pairs quiet electric cruising with a balanced ASW fitChapter
  21. What if the RN decided to upgrade HMS Tiger to 15in guns?
    6:08Tiger's trials and stability suggest scope for an oil-fired refitChapter
  22. What if the RN decided to upgrade HMS Tiger to 15in guns?
    27:18Why battlecruisers traded protection for strategic speedNotable Point
  23. What if the RN decided to upgrade HMS Tiger to 15in guns?
    38:00New boilers reshape Tiger's machinery layoutChapter
  24. The Defence Investment Plan: A Live Review if it's been published, A Chat of What to Look For if not
    2:10:14Laser power demands keep conventional guns relevantNotable Point
  25. The Large Torpedoboats & Torpedoboat Destroyers of the Imperial German Navy in WWI
    2:42V25 as the German wartime baselineChapter
  26. The Large Torpedoboats & Torpedoboat Destroyers of the Imperial German Navy in WWI
    4:57V25 production evolves through different hulls and turbinesNotable Point
  27. The Large Torpedoboats & Torpedoboat Destroyers of the Imperial German Navy in WWI
    27:52G96 and the late-war peak of the large torpedo boatChapter
  28. Trials and Tribulations: Why Testing Warships Matters...
    3:36Range, efficiency, and metacentric heightNotable Point
  29. Trials and Tribulations: Why Testing Warships Matters...
    6:09Vibration and unexpected system interferenceNotable Point
  30. Trials and Tribulations: Why Testing Warships Matters...
    19:27Speed trials and commissioning politicsNotable Point
  31. Trials and Tribulations: Why Testing Warships Matters...
    22:28Hull shape determines cruising efficiencyNotable Point
  32. Trials and Tribulations: Why Testing Warships Matters...
    27:37Machinery shock and quieting checksNotable Point
  33. Jeune Ecole Batch 2... The French Destroyers up to WWI
    26:42Hull shaping explains range efficiencyNotable Point
  34. Jeune Ecole Batch 2... The French Destroyers up to WWI
    33:01Chasseur layout anticipates later destroyersNotable Point
  35. Jeune Ecole Batch 2... The French Destroyers up to WWI
    40:18Reliable turbines replace mixed destroyer machineryNotable Point
  36. Jeune Ecole Batch 2... The French Destroyers up to WWI
    42:14French turbine development draws on international exchangeNotable Point
  37. Ironclads go Two Decker....
    11:01Warrior's trial speed, sailing performance, and tidal assistanceNotable Point
  38. Ironclads go Two Decker....
    33:33Armor and machinery choices for a two-decker WarriorNotable Point
  39. Ironclads go Two Decker....
    36:12Why Duncan supplies the proposed armored two-decker's starting pointNotable Point
  40. Ironclads go Two Decker....
    48:05Faster frigates could delay the cruiser labelNotable Point
  41. Bruships 236: Naval History Questions Answered Live...
    1:54:09Afterburners on shipboard gas turbinesQ&A
  42. Where has Britain's Royal Navy Gone?
    1:43:35The Type 45 power margin that could have prevented a later refitNotable Point
  43. Japan's First Destroyers: How they intimidated the Russian Empire on less than 1000tons...
    55:44Umikaze tests the limits of turbine destroyersNotable Point
  44. Japan's First Destroyers: How they intimidated the Russian Empire on less than 1000tons...
    59:09Sakura restores range with proven machineryChapter
  45. Top/Bottom 5 inventions/adaptations of RN ships that came from the ships themselves...(Patreon Live)
    40:13Rattler's propeller trial was also a crew testNotable Point
  46. Top/Bottom 5 inventions/adaptations of RN ships that came from the ships themselves...(Patreon Live)
    1:21:05Could battleships have combined steam and gas propulsion?Q&A
  47. Top/Bottom 5 inventions/adaptations of RN ships that came from the ships themselves...(Patreon Live)
    2:34:17How early did combined ship propulsion appear?Q&A
  48. Bruships 230: Naval History Questions Answered Live...3rd Start
    28:53The technologies that remade navies from 1815 to 1914Q&A
  49. Bruships 230: Naval History Questions Answered Live...3rd Start
    1:04:50How far an archaic Greek rowing vessel could travel inlandQ&A
  50. Bruships 230: Naval History Questions Answered Live...3rd Start
    1:07:27Why ancient merchants avoided large slave rowing crewsNotable Point
  51. Bruships 230: Naval History Questions Answered Live...
    9:29HMS Hood's reconditioned engines in 1941Q&A
  52. Trials and Tribulations- why ships go through the testing they do before they enter service
    27:38Speed trials depend on load, machinery, wind, and currentNotable Point
  53. Trials and Tribulations- why ships go through the testing they do before they enter service
    36:00Crash stops and zigzags test the whole ship at onceChapter
  54. Trials and Tribulations- why ships go through the testing they do before they enter service
    45:00Machinery trials establish maintenance baselinesChapter
  55. Trials and Tribulations- why ships go through the testing they do before they enter service
    2:35:47Nuclear base load and gas turbines serve different power demandsQ&A
  56. Trials and Tribulations- why ships go through the testing they do before they enter service
    2:44:17Stirling power loses its submarine advantage on the surfaceQ&A
  57. Trials and Tribulations- why ships go through the testing they do before they enter service
    2:58:20Fusion would need to justify its power density and complexity at seaQ&A
  58. Bruships 222: Naval History Questions Answered Live...
    4:35:25Azipod is a brand name, azimuth thruster is the generic termNotable Point
  59. 36hrs Live Historiophon 2025: P7 of 9 - Supplying Churchill’s Christmas Present: Battle of Cape Bon
    19:31What Black Swan's 20-knot rating concealedQ&A
  60. 36hrs Live Historiophon 2025: P7 of 9 - Supplying Churchill’s Christmas Present: Battle of Cape Bon
    3:11:57What limits a warship's speed in reverseQ&A
  61. 36hrs Live Historiophon 2025: P7 of 9 - Supplying Churchill’s Christmas Present: Battle of Cape Bon
    3:12:42Could electric-drive ships go as fast astern as ahead?Q&A
  62. 36hrs Live Historiophon 2025: P7 of 9 - Supplying Churchill’s Christmas Present: Battle of Cape Bon
    5:27:41The industrial ecosystem behind British naval powerQ&A
  63. Bruships 198: Naval History Questions Answered Live...
    1:34:40A 1,100-1,500-ton propeller-shaft estimate was plausible but unverifiedQ&A
  64. Dalrymple Hamilton: The Captain of HMS Rodney who believed she could be a destroyer
    57:07Why a speed-obsessed destroyer officer received HMS RodneyChapter
  65. Bruships 188: Naval History Questions Answered Liven & Birthday Party...
    2:11:24Why modern sailing warships still carry enginesQ&A
  66. Bruships 188: Naval History Questions Answered Liven & Birthday Party...
    3:47:06Why new warships still favor shafts over azipodsQ&A
  67. Bruships 188: Naval History Questions Answered Liven & Birthday Party...
    3:54:45Småland and the move toward centralized machinery controlNotable Point
  68. So you want to Build a Battleship today? For the 21st Century? Naval History Live
    1:11:14Gas turbines, electric power, and four-way redundancyChapter
  69. Bruships 187: Naval History Questions Answered Live...
    1:50:21How closed-loop marine steam systems workQ&A
  70. Bruships 187: Naval History Questions Answered Live...
    2:28:11Integrated electric propulsion in plain languageQ&A
  71. Bruships 187: Naval History Questions Answered Live...
    2:31:27What earlier electric propulsion could offer the JMSDFQ&A
  72. Bruships 179: Future Projects & Naval History Questions...
    33:43Could charcoal power a steam-assisted ironclad?Q&A
  73. Bruships 179: Future Projects & Naval History Questions...
    3:50:51What navies might look like without marine steam enginesQ&A
  74. Flotillas of the Danube: A River Runs Through It!
    27:23Austria-Hungary's river-warship problemChapter
  75. Bruships 177: New Year, same Dr Alex... possibly with new gym membership
    36:31When forced draught entered Royal Navy boiler practiceQ&A
  76. Bruships 177: New Year, same Dr Alex... possibly with new gym membership
    4:46:37Why displacement alone does not determine ship speedNotable Point
  77. Bruships 176: Christyear or Newmas?
    2:30:04A diesel battleship depended on solving the gearboxQ&A
  78. Frigating in WWII for the Allies: HMAS Diamantina & the River Class Frigates
    13:17Naval performance hidden beneath a merchant-style hullNotable Point
  79. So, You Want to Build an Aircraft Carrier? Infrastructure & Industry, the Realities of Construction!
    45:43Shaft-seal damage makes emergency dry-dock access essentialNotable Point
  80. So, You Want to Build an Aircraft Carrier? Infrastructure & Industry, the Realities of Construction!
    48:13Ukrainian engines show how one supplier can halt a fleetChapter
  81. So, You Want to Build an Aircraft Carrier? Infrastructure & Industry, the Realities of Construction!
    49:31First World War turbines and fuzes reveal asymmetric dependenceNotable Point
  82. Bruships 173: Christmas Books for the History Lover in your life...
    1:30:24Carrier aircraft fatigue changes the cost of replacementNotable Point
  83. Bruships 173: Christmas Books for the History Lover in your life...
    2:10:22What Admiral Gorshkov frigates reveal about Russian shipbuildingNotable Point
  84. Of Two Submarines, in two wars... The sinkings of HMHS Britannic & IJS Kongo
    21:10Britannic's hybrid machinery and the meaning of published speedNotable Point
  85. Essay Competion, UAD ship design & Questions: Third 9 of the 36hr Historiophon Part 3/4
    8:11:55A diesel-powered Hermione in the Napoleonic WarsQ&A
  86. Essay Competion, UAD ship design & Questions: Third 9 of the 36hr Historiophon Part 3/4
    8:21:12Why propellers would still leave a role for river paddle wheelsNotable Point
  87. World of Warships Colab 1, Questions & U Class subs: Second 9 of the 36hr Historiophon Part 2/4
    4:11:14Why the Brooklyn-class cruiser seems too slow in the gameQ&A
  88. Bruships 171: Oh Kallax my Kallax, Where art though my Kallax
    3:46:06Why length and beam cannot determine a 40-knot power requirementQ&A
  89. Traditional French Bonhomie to spare via the only non USN Nuclear Carrier! The Charles de Gaulle!
    23:25Propeller problems and the 2007 refitNotable Point
  90. Traditional French Bonhomie to spare via the only non USN Nuclear Carrier! The Charles de Gaulle!
    29:31Reactor enrichment and the decision to refuel earlyNotable Point
  91. Bruships 166: As I walk through the library of Naval History, I take a look at my shelf space....
    1:40:25How a speed race reshapes propulsion and treaty limitsNotable Point
  92. Kuznetsov Class Aircraft Carriers: Smoking the Mazut
    0:00Why Kuznetsov's funnel smoke points to mazut handlingNotable Point
  93. Scuttlebutt 4: A Wide Variety of Comments
    28:50Why rebuilding an old battleship cannot be reduced to horsepowerQ&A
  94. Scuttlebutt 4: A Wide Variety of Comments
    36:16Warspite's refit produced more power from fewer boilersNotable Point
  95. Bruships 157: Books so good they've blown the budget on the #ScandiShip24 tour already!
    21:37Why Scharnhorst needed new diesels, not more old onesQ&A
  96. Bruships 157: Books so good they've blown the budget on the #ScandiShip24 tour already!
    27:46Small-tube boilers and a faster Jutland battle lineQ&A
  97. Bruships 157: Books so good they've blown the budget on the #ScandiShip24 tour already!
    39:01What it meant for HMS Hood to strip a turbineQ&A
  98. Bruships 157: Books so good they've blown the budget on the #ScandiShip24 tour already!
    1:47:07Unicorn's turbines sit on a scale between cruisers and battleshipsQ&A
  99. Kaiser Wilhelm II goes full navy: Kaiserliche Marine wins the funding battle! Patreon Premier 2
    44:02British turbine leverage slows German constructionNotable Point
  100. Kaiser Wilhelm II goes full navy: Kaiserliche Marine wins the funding battle! Patreon Premier 2
    47:54Germany turns to diesel-turbine hybrid capital shipsNotable Point
  101. Carriers of the Planned War Fleets: How Shokaku, Implacables & Essexs reflect their Navys Doctrines
    23:23Implacable's armor, speed, and 81-aircraft capacityNotable Point
  102. Carriers of the Planned War Fleets: How Shokaku, Implacables & Essexs reflect their Navys Doctrines
    44:39Essex's belt armor, protected decks, and machineryNotable Point
  103. Bruships 148: Naval History Questions Answered, Boxes Packed & June Patreon Vote Begins
    1:01:45Small-tube oil boilers before World War IQ&A
  104. Bruships 148: Naval History Questions Answered, Boxes Packed & June Patreon Vote Begins
    2:16:36The cramped maintenance spaces behind marine boilersQ&A
  105. Bruships 148: Naval History Questions Answered, Boxes Packed & June Patreon Vote Begins
    2:39:09Oil-fired Lions and the path to small-tube boilersQ&A
  106. So You Want to Build an Aircraft Carrier: Design! Part 1 or 3
    57:43Choose propulsion for range, aviation, and politicsChapter
  107. Bruships 147: Naval History Questions & Book Boxes Getting Packed
    12:45A modern 16-inch battleship designQ&A
  108. Bruships 147: Naval History Questions & Book Boxes Getting Packed
    3:41:08A German oil-fired fleet and Galician supplyQ&A
  109. The reality that the Marvel Shield Helicarriers Drew From: The USS Akron an Airship Aircraft Carrier
    40:29How Akron's structure balanced strength and weightChapter
  110. Bruships 146: Naval History Questions, Boxes Getting Packed & Lego Getting Built
    35:36Powering a hypothetical modern battleshipQ&A
  111. Bruships 146: Naval History Questions, Boxes Getting Packed & Lego Getting Built
    44:51How large ship propellers are cast and finishedQ&A
  112. Bruships 146: Naval History Questions, Boxes Getting Packed & Lego Getting Built
    1:35:18A better engine for the Blackburn SkuaQ&A
  113. Bruships 146: Naval History Questions, Boxes Getting Packed & Lego Getting Built
    2:07:21Why gun count alone cannot determine warship sizeQ&A
  114. Bruships 146: Naval History Questions, Boxes Getting Packed & Lego Getting Built
    2:21:56Why later US carriers left Lexington's electric drive behindQ&A
  115. Bruships 146: Naval History Questions, Boxes Getting Packed & Lego Getting Built
    2:44:52The weight cost of turbo-electric propulsionQ&A
  116. Bruships 146: Naval History Questions, Boxes Getting Packed & Lego Getting Built
    3:08:48How air-independent boilers would reshape early warshipsQ&A
  117. Bruships 146: Naval History Questions, Boxes Getting Packed & Lego Getting Built
    4:53:11What separates a super-dreadnought from a 1940s fast battleshipQ&A
  118. USS Akron; The World's First Purpose Built Flying Aircraft Carrier
    1:19:37Akron's structure, lift, and endurance tradeoffsChapter
  119. Bruships 145: Naval History Questions Answered & Will it be lego building or book boxing?
    12:52Cold-starting an oil-fired warshipQ&A
  120. Bruships 145: Naval History Questions Answered & Will it be lego building or book boxing?
    41:03How a steam-water-oil heat exchanger protects fuel systemsQ&A
  121. Bruships 145: Naval History Questions Answered & Will it be lego building or book boxing?
    2:27:20Could small-tube boilers make Queen Elizabeth a 28-knot battleship?Q&A
  122. Bruships 145: Naval History Questions Answered & Will it be lego building or book boxing?
    4:58:55What makes a power plant suitable for a warship?Q&A
  123. The Royal Navy's Forgotten Lost Battleship Generation: Key Ship Series 8 - Ships 6
    32:38Fourteen-inch designs trade armor and weight for speedNotable Point
  124. The Royal Navy's Forgotten Lost Battleship Generation: Key Ship Series 8 - Ships 6
    46:00Design 12L hints at a fast battleship fallbackNotable Point
  125. Bruships 143: Some Book Tales and Naval History Questions Answered
    25:34Why flank speed means more than full speedQ&A
  126. Bruships 143: Some Book Tales and Naval History Questions Answered
    32:30Bulges, machinery, and speed in a dreadnought rebuildQ&A
  127. Bruships 143: Some Book Tales and Naval History Questions Answered
    40:00Le Fantasque reached 45 knots through hull designQ&A
  128. Bruships 143: Some Book Tales and Naval History Questions Answered
    40:24Removing Hipper's rear turrets does not yield free speedQ&A
  129. Bruships 143: Some Book Tales and Naval History Questions Answered
    48:30A turretless Hipper could be fast but dangerously fragileQ&A
  130. Patreon 100: Stalin's 1930 London Treaty - the USSR joins the Naval Treaties at London
    44:03Where would Soviet battleship machinery come from?Q&A
  131. Patreon 100: Stalin's 1930 London Treaty - the USSR joins the Naval Treaties at London
    46:04Would Soviet competition push Britain toward higher-pressure boilers?Q&A
  132. Patreon 100: Stalin's 1930 London Treaty - the USSR joins the Naval Treaties at London
    3:19:34Why dimensions alone cannot determine cruiser displacementQ&A
  133. Check Campaign 9: UAD has updated & to Learn it's new ways I started another British Campaign
    1:47:14How fast should a 257,000-horsepower light cruiser be?Q&A
  134. Check Campaign 9: UAD has updated & to Learn it's new ways I started another British Campaign
    2:03:31Improved oil burners create a fleet-wide refit burdenNotable Point
  135. Bruships 141: Some Cool Books & Naval History Questions Answered
    41:29A better propulsion scheme for the Normandie classQ&A
  136. Trident Fails to Fly
    9:04Fixing carrier propulsion faults while there is timeNotable Point
  137. Bruships 138: Random Naval History Books from Me, Random Naval History Questions from You!
    2:08:56Why torpedo-style contra-rotating propellers do not scale easilyQ&A
  138. Twelve Odd Ships
    43:03Novgorod's circular hull favored sheltered watersChapter
  139. Patreon 96: Odd ship designs that actually work.
    1:33:23Novgorod's circular hull fits a narrow missionChapter
  140. Patreon 96: Odd ship designs that actually work.
    1:43:41What is meant by Novgorod's compound engines?Q&A
  141. Patreon 91: Flower class sloops: The most key ship of the 20th century?
    2:17:40How sustained sloop building could aid destroyersQ&A
  142. Naval Historian Reacts to Aircraft Carriers the Debate Part 2 of 2
    1:19:05Operational resilience from Malta to OkinawaNotable Point
  143. Bruships 132: Questions till the Milk or Pancreas Runs Out
    12:43Indicated and brake horsepower measure different pointsQ&A
  144. Bruships 132: Questions till the Milk or Pancreas Runs Out
    30:51L3 and K3 shared armament but required very different powerNotable Point
  145. Bruships 132: Questions till the Milk or Pancreas Runs Out
    1:35:35Why Kirov received undersized reactorsQ&A
  146. Bruships 126: Hutchinsons Pictorial History of the War Series
    1:15:30Heavy fuel oil could make machinery almost self-destructiveQ&A
  147. Why WWII evolved Motor Torpedo Boats in Motor Gun Boats: Pacific, Black Sea & Baltic Designs
    1:27:28Why naval horsepower and speed figures need contextNotable Point
  148. Bruships 123: Naval History Questions and Books on Strategy & Tactics
    4:43CODOG propulsion and older diesel-steam arrangementsQ&A
  149. Bruships 123: Naval History Questions and Books on Strategy & Tactics
    26:06A starting point for studying marine enginesQ&A
  150. Bruships 123: Naval History Questions and Books on Strategy & Tactics
    33:20Trading treaty displacement for a third shaftNotable Point
  151. Bruships 123: Naval History Questions and Books on Strategy & Tactics
    2:29:46Why ocean liners could outrun their cruiser escortsQ&A
  152. The Hunt Class: The WWII Royal Navy's Escort Destroyers - Key Ship Series 6, Ship 3
    25:10Hunt and Egret machinery raise a treaty-speed questionNotable Point
  153. Naval History Questions Live... with Irn Bru... which is a scottish soft drink... not fizzy whisky!
    46:23What can be said about Kort-nozzle steering experimentsQ&A
  154. Bittern Class: The Foundation Stone of the British WWII ASW efforts - Key Ship Series 5, Episode 10
    8:03Treaty speed limits shaped the Bitterns' machineryChapter
  155. Ersatz Monarch Class: Pebbles casting Ripples can lead to Tsunamis - Key Ship Series 4, Episode 10
    20:21British engineering in the dreadnought raceNotable Point
  156. H Class Battleships: Ignoring Reality for Perfection, Key Ships Series 4, Ship 4
    32:24Four shafts spread sustained-speed loadsNotable Point
  157. H Class Battleships: Ignoring Reality for Perfection, Key Ships Series 4, Ship 4
    36:18Mixed diesel and steam drive multiplies failure pathsChapter
  158. Sovetsky Soyuz (Советский Союз) Class: Stalin's Battleship Dreams - Key Ships Series 4, Ship 3
    50:40Why Project 23's two funnels raise a propulsion questionNotable Point
  159. Bruships 117: Battle Cruisers, Battle-Cruisers or Battlecruisers?
    19:19Common fuel versus fleet reconstructionQ&A
  160. Bruships 117: Battle Cruisers, Battle-Cruisers or Battlecruisers?
    27:00How 28-knot Queen Elizabeths change JutlandQ&A
  161. Bruships 117: Battle Cruisers, Battle-Cruisers or Battlecruisers?
    3:12:46Using Nelson's treaty margin for speed and better gunsQ&A
  162. Lexington & Saratoga Carrier Conception: Key Ship Series 3, Ships 10 &11
    17:33Speed and turboelectric propulsionNotable Point
  163. Chilean Civil War & the sinking of the Blanco Encalada
    1:10:29Why Blanco Encalada used twin-shaft steam powerQ&A
  164. Chilean Civil War & the sinking of the Blanco Encalada
    1:13:25Why early steam warships often had two shaftsQ&A
  165. Chilean Civil War & the sinking of the Blanco Encalada
    1:16:35Would five shafts make Nelson or Rodney faster?Q&A
  166. Ship Shape & Running on Gas
    7:20Why gas turbines took decades to reach warshipsChapter
  167. Ship Shape & Running on Gas
    11:03The trade-offs behind marine gas turbinesNotable Point
  168. Ship Shape & Running on Gas
    12:41MGB 509 and the first marine aero-derived turbineNotable Point
  169. Ship Shape & Running on Gas
    17:41Why small fast craft suited early gas turbinesNotable Point
  170. Ship Shape & Running on Gas
    20:17How CODOG separates economical cruising from a fast dashChapter
  171. Ship Shape & Running on Gas
    21:26How CODAG adds gas-turbine dash powerNotable Point
  172. Ship Shape & Running on Gas
    22:45How CODLAG separates generators from the shaftsNotable Point
  173. Ship Shape & Running on Gas
    29:10COGAG's performance comes with a logistics burdenNotable Point
  174. Ship Shape & Running on Gas
    32:18Why combined-cycle propulsion remains rare at seaNotable Point
  175. Ship Shape & Running on Gas
    34:30How the Type 45 power system was cut downChapter
  176. Ship Shape & Running on Gas
    36:16Integrated electric propulsion as a survivability systemChapter
  177. Marine Diesels: A Short Introduction to their History
    0:09Marine diesels through a 1938 engineering sourceChapter
  178. Marine Diesels: A Short Introduction to their History
    2:49Metallurgy and systems before enginesNotable Point
  179. Marine Diesels: A Short Introduction to their History
    5:45From producer gas to oil fuelNotable Point
  180. Marine Diesels: A Short Introduction to their History
    9:50Akroyd Stuart and Diesel make compression ignition practicalNotable Point
  181. Marine Diesels: A Short Introduction to their History
    15:10Early motor ships prove the marine caseNotable Point
  182. Marine Diesels: A Short Introduction to their History
    18:45Diesel's prestige problem against steamNotable Point
  183. Marine Diesels: A Short Introduction to their History
    32:53Two-stroke diesels and scavengingNotable Point
  184. Marine Diesels: A Short Introduction to their History
    35:59Diesel-electric power and submarine spaceNotable Point
  185. Marine Diesels: A Short Introduction to their History
    44:14Why diesel lagged in high-speed warshipsNotable Point
  186. Marine Diesels: A Short Introduction to their History
    50:14Patents, MAN, and naval submarine adoptionNotable Point
  187. Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    9:27Speed bought through machinery weightNotable Point
  188. Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    15:03Nevada and Oklahoma machinery splitNotable Point
  189. Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    52:58Small-tube boilers and conservative revolutionNotable Point
  190. Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    57:06The Queen Elizabeth Maximus counterfactualNotable Point
  191. Patreon 73: Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    32:51Baseline armor, machinery, and 15-inch broadsideNotable Point
  192. Patreon 73: Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    41:14Nevada, armor, and Queen Elizabeth's speed marginNotable Point
  193. Patreon 73: Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    45:52Could Revenge machinery turn Queen Elizabeth into a faster standard?Q&A
  194. Patreon 73: Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    56:54What would a Queen Elizabeth-derived battlecruiser look like?Q&A
  195. Patreon 73: Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    1:04:33Churchill, Admiralty offices, and oil fuelNotable Point
  196. Patreon 73: Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    1:08:45Could America or Germany match a 28-knot Queen Elizabeth?Q&A
  197. Patreon 73: Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    1:32:26Small-tube boilers and the faster ship not takenNotable Point
  198. Patreon 73: Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    2:08:03The uncertain 18-inch Agincourt hypothesisNotable Point
  199. Patreon 73: Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    2:20:48Did Japanese designers believe Queen Elizabeth made 25 knots?Q&A
  200. Patreon 73: Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    2:27:02Could the oil conversion alone make 26-knot Queen Elizabeths?Q&A
  201. Patreon 73: Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    2:28:57Was Gordon Moore technically unqualified to choose the boilers?Q&A
  202. Patreon 73: Queen Elizabeth class battleships - Brave first step, faltering leap or something else?
    2:31:02Did oil firing raise top speed or sustain it?Q&A
  203. Why did the French Navy not more fully embrace carrier aviation after WWI? Comment Response
    24:48Bearn's turbines, range, and conversion economyNotable Point
  204. Steam Engines: Part 2 Steeple to Turbines
    1:12Steeple engines and warship fitChapter
  205. Steam Engines: Part 2 Steeple to Turbines
    4:21HMS Rattler and the screw-propeller turnNotable Point
  206. Steam Engines: Part 2 Steeple to Turbines
    7:18Why early screw ships lacked folding propellersQ&A
  207. Steam Engines: Part 2 Steeple to Turbines
    7:18How propulsion adoption reshapes naval designNotable Point
  208. Steam Engines: Part 2 Steeple to Turbines
    13:01HMS Rattler as an experimental screw sloopChapter
  209. Steam Engines: Part 2 Steeple to Turbines
    16:19Direct-acting and oscillating engine tradeoffsChapter
  210. Steam Engines: Part 2 Steeple to Turbines
    21:09Trunk engines and monitor compromisesNotable Point
  211. Steam Engines: Part 2 Steeple to Turbines
    25:57Back-acting engines and steam varietyChapter
  212. Steam Engines: Part 2 Steeple to Turbines
    28:47Vertical expansion engines and efficiencyChapter
  213. Steam Engines: Part 2 Steeple to Turbines
    37:48Why Liberty ships used triple-expansion enginesNotable Point
  214. Steam Engines: Part 2 Steeple to Turbines
    39:19Parsons turbines and compact powerNotable Point
  215. Steam Engines: Part 2 Steeple to Turbines
    44:19Boilers, coal, and propulsion infrastructureChapter
  216. Steam Engines: Part 1 Aeolipile to Cross Beam
    1:09Steam power as a systems problemChapter
  217. Steam Engines: Part 1 Aeolipile to Cross Beam
    7:00The aeolipile and the power gapNotable Point
  218. Steam Engines: Part 1 Aeolipile to Cross Beam
    11:31Mining demand, boilers, and manpower pressureChapter
  219. Steam Engines: Part 1 Aeolipile to Cross Beam
    13:56Trevithick, Sims, and high-pressure steamChapter
  220. Steam Engines: Part 1 Aeolipile to Cross Beam
    18:20Why navies wanted repeatable enginesNotable Point
  221. Steam Engines: Part 1 Aeolipile to Cross Beam
    21:59Charlotte Dundas and steamboat viabilityChapter
  222. Steam Engines: Part 1 Aeolipile to Cross Beam
    26:51Savannah, Great Western, and the liner transitionChapter
  223. Steam Engines: Part 1 Aeolipile to Cross Beam
    32:44How shared engineering accelerated the steam transitionNotable Point
  224. Steam Engines: Part 1 Aeolipile to Cross Beam
    33:23Side-lever and beam engines in early warshipsChapter
  225. Steam Engines: Part 1 Aeolipile to Cross Beam
    36:29Compact grasshopper engines versus exposed crossheadsNotable Point
  226. Steam Engines: Part 1 Aeolipile to Cross Beam
    38:00Walking-beam engines and American path dependenceChapter
  227. Steam Engines: Part 1 Aeolipile to Cross Beam
    40:30Why the path to expansion engines was not linearChapter
  228. Bruships 98: Steam Engines (both maritime and rail), random & naval questions
    18:22Steam and sail overlapped for reliabilityQ&A
  229. Bruships 98: Steam Engines (both maritime and rail), random & naval questions
    37:10Steam engines split into specialized familiesQ&A
  230. Bruships 98: Steam Engines (both maritime and rail), random & naval questions
    49:04Cold steam plants needed hours to raise powerQ&A
  231. Bruships 98: Steam Engines (both maritime and rail), random & naval questions
    50:47Early marine engineering appears in working lettersChapter
  232. Bruships 98: Steam Engines (both maritime and rail), random & naval questions
    1:03:05Readiness often meant keeping boilers runningQ&A
  233. Top 5 Inventions that came too Early...
    25:35Zumwalt and railguns show the power-supply problemNotable Point
  234. Bruships 95: Science Fiction, Including Paddle 'Corn Oil' (Aka BioDiesel) Battleship Twist...
    6:38Paddle battleship: icebreaking, manoeuvre, and repairNotable Point
  235. Bruships 95: Science Fiction, Including Paddle 'Corn Oil' (Aka BioDiesel) Battleship Twist...
    13:00Icebreaker's paddle wheels use biodieselNotable Point
  236. Comus(1878) Class: Protected Corvettes/Third Class Cruisers
    20:20A compact sail-and-steam cruiser with varied gunsNotable Point
  237. Nelson Class & Patreon 67 Comment Response
    7:36Why removing Hood's crushing tubes was not a simple modernizationNotable Point
  238. Nelson Class & Patreon 67 Comment Response
    14:23A 38,000-ton fast Nelson built from F3 ideasNotable Point
  239. Nelson Class & Patreon 67 Comment Response
    45:47Why machinery order changes capital-ship survivabilityQ&A
  240. Nelson Class & Patreon 67 Comment Response
    49:45Why Britain could not simply copy U.S. turboelectric driveQ&A
  241. Nelson Class & Patreon 67 Comment Response
    1:02:42The German design problem posed by a 29-knot F3Notable Point
  242. Washington Cheaties: Comment Response
    12:41Transatlantic engineering networks behind British warship designChapter
  243. Washington Cheaties: Comment Response
    18:11Why the Royal Navy delayed higher-pressure boilersNotable Point
  244. Nelson (1925)Class: The Story of Britain's Washington Treaty Battleships
    24:59The fast F3 and its 15-inch/50 alternativeNotable Point
  245. Nelson (1925)Class: The Story of Britain's Washington Treaty Battleships
    34:56How Nelson's all-forward layout saved weightNotable Point
  246. Nelson (1925)Class: The Story of Britain's Washington Treaty Battleships
    39:39Nelson's compact machinery and disputed top speedNotable Point
  247. Bruships 92: New Books, Naval Chat and Late 19th Century Warships...
    1:11:46Why better British machinery was not a simple answer for the NormandiesQ&A
  248. Bruships 92: New Books, Naval Chat and Late 19th Century Warships...
    2:57:46How early gas turbines could reshape battleship designNotable Point
  249. Bruships 92: New Books, Naval Chat and Late 19th Century Warships...
    3:10:14How treaty limits contributed to destroyer turbine wearQ&A
  250. Bruships 91: New Books & Cruiser Books
    10:42How installed machinery loads a ship's hullQ&A
  251. Bruships 91: New Books & Cruiser Books
    1:25:31The Bretagne class as a logistics warningNotable Point
  252. Bruships 91: New Books & Cruiser Books
    1:33:09Were the Bretagnes simply a second batch of Courbets?Q&A
  253. Bruships 91: New Books & Cruiser Books
    1:38:46Do different boilers require different gearboxes?Q&A
  254. Bruships 91: New Books & Cruiser Books
    3:39:41Triple-turret Renowns need more machinery spaceQ&A
  255. Bruships 91: New Books & Cruiser Books
    3:43:42Why speeding up the Revenge class was expensiveQ&A
  256. Washington "Cheaties'': an Inevitability of Winning a Treaty
    41:20A 40,000-ton ceiling could reduce incentives to cheatChapter
  257. Battle of Coronel: Comment Response
    15:53Canopus trial speeds versus operational enduranceQ&A
  258. Patreon 66: "Washington Cheaties"
    1:32:47Ryūjō tested the sub-10,000-ton carrier loopholeChapter
  259. Patreon 66: "Washington Cheaties"
    1:46:18Italian heavy cruisers exceeded the limit in plain sightChapter
  260. Patreon 66: "Washington Cheaties"
    1:56:03Why Italian cruisers used British boilers and turbinesQ&A
  261. Patreon 66: "Washington Cheaties"
    2:02:48Why replacement turbine blades are not simple copiesQ&A
  262. Patreon 66: "Washington Cheaties"
    2:42:45Were the K-class fleet submarines a sound idea?Q&A
  263. Patreon 66: "Washington Cheaties"
    3:42:31Why warships avoid raw seawater engine coolingQ&A
  264. Capitani Romani Class Cruisers: Supersized Destroyers or Shrunk Cruisers?
    14:14A 41-knot hull built around guns, torpedoes, mines, and machineryChapter
  265. Capitani Romani Class Cruisers: Supersized Destroyers or Shrunk Cruisers?
    20:20Machinery, mine rails, and broadside torpedoes shaped the deck planChapter
  266. Marathon(1888) Class: 19th Century Cruisers Series 2 Part 4
    11:14Medusa's Dürr boiler purchase and the Formidable debateChapter
  267. Marathon(1888) Class: 19th Century Cruisers Series 2 Part 4
    14:55Useful careers despite a failed 20-knot design targetNotable Point
  268. Questions & Answers on Naval History till the Bru Runs Out 4
    28:02How an interwar G3 refit might trade guns for speedQ&A
  269. Active Class: The Last Scout Cruisers?
    4:14Plough bows, mixed-fuel boilers, and incremental efficiencyNotable Point
  270. Bruships 84: Science Fiction Strikes Again
    42:25When lengthening the O3 hull would be practicalQ&A
  271. Kirov Class Cruisers; the Alaska Class of the Late Cold War? (Soviet Navy)
    14:42Project 1144 size and combined propulsionChapter
  272. Projecting Mussonlini's Mare Nostrum: Italian 1920s & 1930s cruiser design/doctrine
    57:15British machinery exposes Italy's industrial constraintChapter
  273. Projecting Mussonlini's Mare Nostrum: Italian 1920s & 1930s cruiser design/doctrine
    1:00:16Could Italy copy Japan's machinery technology transfer?Q&A
  274. Projecting Mussonlini's Mare Nostrum: Italian 1920s & 1930s cruiser design/doctrine
    1:41:16Zara approaches a balanced heavy cruiserChapter
  275. Projecting Mussonlini's Mare Nostrum: Italian 1920s & 1930s cruiser design/doctrine
    1:49:28Would an Italian Atlanta-style cruiser fit the doctrine?Q&A
  276. Projecting Mussonlini's Mare Nostrum: Italian 1920s & 1930s cruiser design/doctrine
    1:59:01What fuel penalty bought four more knots?Q&A
  277. Luigi Cadorna Class: The Regia Marina's Condottieri Part 2
    8:53The Cadorna class range and displacement puzzleChapter
  278. French Cruiser Policy & Doctrine of the 1920s & 30s (Long Patrol)
    8:35French turbines reveal the limits of industrial autonomyNotable Point
  279. French 1920s & 1930s cruiser design/doctrine (Live)
    22:30Rateau turbines and France's propulsion bottleneckChapter
  280. French 1920s & 1930s cruiser design/doctrine (Live)
    31:08Did French turbine orders keep Parsons in business?Q&A
  281. French 1920s & 1930s cruiser design/doctrine (Live)
    2:42:23Which French interwar cruiser had the best protection?Q&A
  282. French 1920s & 1930s cruiser design/doctrine (Live)
    2:56:47Why French cruisers could not always disengageQ&A
  283. Questions & Answers on Naval History till the Bru Runs Out Take 2
    1:12:14How Richelieu's boilers fit high-pressure developmentQ&A
  284. Suffren Class: Mon croiseur de 1ère classe de la Marine Nationale préféré (Long Patrol)
    17:16Suffren-class machinery, endurance, and protectionChapter
  285. Bruships 80: Books From Travels
    2:05:44Why a steel battleship could sail only after a major redesignQ&A
  286. Equitable London Naval Treaty: Capital Ships with UAD infusion (Long Patrol)
    5:49What North Carolina delivered within 35,000 tonsNotable Point
  287. County Cruisers P7: The Canaris Class (Long Patrol)
    10:37What the enormous original funnel cost the designNotable Point
  288. County Cruisers P7: The Canaris Class (Long Patrol)
    15:28Spanish construction and the machinery behind 33 knotsChapter
  289. Pathfinder Class(1904): Scout Cruiser (Long Patrol)
    8:12Heavy machinery squeezed Pathfinder's torpedo armamentNotable Point
  290. Konigsberg Class (Reichsmarine): Long Patrol
    10:51Modern hybrid machinery inside a dated cruiser hullNotable Point
  291. Bruships 71: Hobbs on the Fleet Air Arm in Europe & Other cool books
    31:02A proposed Leopard as a 15-inch TigerQ&A
  292. Bruships 71: Hobbs on the Fleet Air Arm in Europe & Other cool books
    32:26How paired high- and low-pressure turbines save fuelQ&A
  293. Bruships 71: Hobbs on the Fleet Air Arm in Europe & Other cool books
    42:38How machinery dictated Tiger's separated after turretsQ&A
  294. Bruships 69: The Decider
    1:51:31Why 1930s battlecruisers stop near 36 knotsQ&A
  295. Bruships 69: The Decider
    2:27:51Giving every Queen Elizabeth-class battleship the Warspite treatmentQ&A
  296. Bruships 65: Naval History Books & Questions Answered
    1:16:24Why warships cannot simply add more propeller shaftsQ&A
  297. A Historical Possibility: Triple Turret Potentiality (The Battle Cruiser Permutation)
    24:41Oil firing and the Queen Mary boiler caseChapter
  298. M29 Class (M33 special, Ep2/2) - Naval Fire Support of the WWI Western Front: Long Patrol Part 9
    14:52Engine power held the firing positionNotable Point
  299. Patreon 37: Interwar RN logistics - The Good, The Bad, and The Singapore
    35:19Early oil tankers adapted liquid-cargo practiceQ&A
  300. Patreon 37: Interwar RN logistics - The Good, The Bad, and The Singapore
    3:04:50Tanker design reflected industrial bottlenecksNotable Point
  301. Shipbuilding trends of the 1880s-1950s: Long Patrol Part 8/11 Both Queens but Different
    6:48Displacement and power reveal Ark Royal's structural weightNotable Point
  302. Shipbuilding trends of the 1880s-1950s: Long Patrol Part 8/11 Both Queens but Different
    13:53Ark Royal exceeded her design speed on trialsNotable Point
  303. Shipbuilding trends of the 1880s-1950s: Long Patrol Part 4/11 What Dreadnought Obscures
    8:14Delaware's centerline battery and missed speedNotable Point
  304. Bruships: A Special - Questions/What If's till the Bru runs out? (3)
    44:14Oil beats coal in an underground naval baseQ&A
  305. Bruships: A Special - Questions/What If's till the Bru runs out? (3)
    2:13:04Why ship-scale steam favors boilersQ&A
  306. Crackpot Schemes or Good Ideas (Churchill WWI) – The Comment Questions
    1:56R-class coal and boiler choicesQ&A
  307. Crackpot Schemes or Good Ideas (Churchill WWI) – The Comment Questions
    11:20R-class boiler orders and the Renown design lineageQ&A
  308. Crackpot Schemes or Good Ideas (Churchill WWI) – The Comment Questions
    17:25R-class speed against the German battle lineQ&A
  309. Churchill's Iniatives (WWI); Long patrol p1/4 - Navalism
    10:37R-class speed and machinery tradeoffsNotable Point
  310. Bruships 49 Special: 'Questions on ‘Battle Cruisers’ & ‘Dreadnoughts from Around the World (1905-14)
    34:34Why the US Navy retained triple-expansion enginesQ&A
  311. Bruships 49 Special: 'Questions on ‘Battle Cruisers’ & ‘Dreadnoughts from Around the World (1905-14)
    1:13:27Why Germany moved from three shafts to fourQ&A
  312. Bruships 49 Special: 'Questions on ‘Battle Cruisers’ & ‘Dreadnoughts from Around the World (1905-14)
    1:59:51A 28-knot Iron Duke rebuildQ&A
  313. Bruships 49 Special: 'Questions on ‘Battle Cruisers’ & ‘Dreadnoughts from Around the World (1905-14)
    2:01:25What a small-tube-boiler refit requiredQ&A
  314. Bruships 49 Special: 'Questions on ‘Battle Cruisers’ & ‘Dreadnoughts from Around the World (1905-14)
    2:14:53Fuel quality behind German trial speedsNotable Point
  315. Bruships 49 Special: 'Questions on ‘Battle Cruisers’ & ‘Dreadnoughts from Around the World (1905-14)
    2:33:46A 28-knot Queen Elizabeth with small-tube boilersQ&A
  316. Bruships 49 Special: 'Questions on ‘Battle Cruisers’ & ‘Dreadnoughts from Around the World (1905-14)
    2:48:28The missed small-tube-boiler rebuildQ&A
  317. Dreadnoughts from Around the World (1905-14): 1914
    5:54Francesco Caracciolo and the fast battleship ideaNotable Point
  318. Dreadnoughts from Around the World (1905-14): 1912
    3:02Nevada and the American standard battleshipChapter
  319. Dreadnoughts from Around the World (1905-14): 1912
    13:23Queen Elizabeth raises the calibre stakesChapter
  320. Dreadnoughts from Around the World (1905-14): 1912
    14:51Queen Elizabeth trades a fifth turret for speedNotable Point
  321. Dreadnoughts from Around the World (1905-14): 1911
    2:58Queen Mary and the price of speedNotable Point
  322. Dreadnoughts from Around the World (1905-14): 1911
    11:54Almirante Latorre: big guns and oil-sprayed coalChapter
  323. Dreadnoughts from Around the World (1905-14): 1911
    14:24New York class: superheaters and triple-expansion enginesNotable Point
  324. Dreadnoughts from Around the World (1905-14): 1911
    15:33New York class: propulsion redundancy as survivabilityNotable Point
  325. Dreadnoughts from Around the World (1905-14): 1911
    16:59Kaiser class and Germany's coal constraintChapter
  326. Dreadnoughts from Around the World (1905-14): 1910
    14:40Italy, Britain, and America pursue different innovation pathsNotable Point
  327. Dreadnoughts from Around the World (1905-14): 1910
    21:03Rivadavia pairs long range with a compromised gun layoutChapter
  328. Dreadnoughts from Around the World (1905-14): 1909 July-December
    2:54Kaiser-class armor, range, and Germany's responseChapter
  329. Dreadnoughts from Around the World (1905-14): 1909 July-December
    9:20Lion turns Orion firepower into battlecruiser speedChapter
  330. Dreadnoughts from Around the World (1905-14): 1908
    16:09Moltke and Goeben repeat the offset-turret compromiseChapter
  331. Dreadnoughts from Around the World (1905-14): 1908
    21:58Small engineering gains turn horsepower into more speedNotable Point
  332. Dreadnoughts from Around the World (1905-14): Part 4, Questions 1904-7
    4:03Delaware-class machinery trials and industrial politicsNotable Point
  333. Dreadnoughts from Around the World (1905-14): Part 4, Questions 1904-7
    16:26Do steam turbines define a dreadnought?Q&A
  334. Dreadnoughts from Around the World (1905-14): Part 4, Questions 1904-7
    16:58Why sustained turbine speed mattered beyond battleNotable Point
  335. Some More Battle Cruisers
    45:24Lexington's turbo-electric drive pushes capital-ship technologyChapter
  336. Some More Battle Cruisers
    53:44G3 trades Lexington's speed for a ninth 16-inch gunChapter
  337. Washington’s cherry trees: the G3 and N3 class - Patreon 15 Comments Response
    12:22Nelson displacement and the N3 speed estimateQ&A
  338. Washington’s cherry trees: the G3 and N3 class - Patreon 15 Comments Response
    33:51Could the X Kiwi design fit a 35,000-ton limit?Q&A
  339. Bruships30: Nine Transactions of the Institute of Naval Architects(Including 1939) & Three New Books
    1:39:16Turning pulverized coal into a pumpable marine fuelChapter
  340. Bruships30: Nine Transactions of the Institute of Naval Architects(Including 1939) & Three New Books
    2:08:22Italian flotilla-leader trials and the 1,850-ton destroyer problemChapter
  341. Bruships30: Nine Transactions of the Institute of Naval Architects(Including 1939) & Three New Books
    2:34:50Testing a 70,000-ton battleship's speed claimQ&A
  342. Bruships30: Nine Transactions of the Institute of Naval Architects(Including 1939) & Three New Books
    2:57:03Ark Royal's lifts, propulsion, and flight-deck workflowChapter
  343. Town Class Part 2 of 7: Contruction
    10:11How the Southampton, Gloucester, and Edinburgh batches grewChapter
  344. The Ships that Fisher scrapped… suggested by Geoff Grognard
    35:45Why steam cruisers still carried sailing rigsNotable Point
  345. The Ships that Fisher scrapped… suggested by Geoff Grognard
    2:05:27The Pearl class as a compact overseas presence cruiserChapter
  346. The Ships that Fisher scrapped… suggested by Geoff Grognard
    2:12:01What did forced draught mean for the Orlandos?Q&A
  347. Bruships 23 - New Book Review
    1:55:53Le Fantasque combined gun range with exceptional trial speedNotable Point
  348. Bruships 23 - New Book Review
    2:02:30Abruzzi traded speed for a shorter protected citadelNotable Point
  349. Bruships 23 - New Book Review
    3:21:11A Town-class modernization would need new machineryNotable Point
  350. Tsingtao 1939: WWII but in January & against Japan - P6a Introduction to Patreon Video 4
    10:38Why engine noise defeated a fishery survey shipNotable Point
  351. Bru Ships Episode 11: Top Trumps/Ship Comparison Themed Books to Review & a general Q/A
    31:41Trading Deutschland-class gun weight for speedNotable Point
  352. Bru Ships Episode 11: Top Trumps/Ship Comparison Themed Books to Review & a general Q/A
    1:29:46Why a noisy engine could ruin a fisheries survey vesselNotable Point
  353. Bru Ships Episode 11: Top Trumps/Ship Comparison Themed Books to Review & a general Q/A
    2:40:39Could a collision damage a destroyer's propeller shaftQ&A
  354. Bru Ships Episode 9: Super Power Contest (as in the nations) Themed Books to Review & a general Q/A
    1:35:19When a propulsion technology matures too lateQ&A
  355. An introduction to the ‘Littleships’ of the big war Part 3 of 4
    11:03Why a Hill-class trawler complicated a U-boat attackChapter
  356. An introduction to the ‘Littleships’ of the big war Part 3 of 4
    22:38Dispersed Flower production created a propulsion smorgasbordNotable Point