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PW-Allison 578-DX Propfan: A Technical Description
47:38
YouTubeAEHS
PW-Allison 578-DX Propfan: A Technical Description
Video #6 in a series by The Aircraft Engine Historical Society channel (www.enginehistory.org). In 1989, the Pratt & Whitney-Allison 578-DX was the second American ultra-high bypass propfan demonstrator engine to fly on a MD-80 test aircraft. Unique to the 578-DX was the use of a reduction gearbox designed for 13,000 horsepower to drive the ...
已浏览 1.9万 次2024年9月1日
Propfan Design and Principles
2 aisles, propfans - Boeing’s 7J7 that never flew
8:29
2 aisles, propfans - Boeing’s 7J7 that never flew
MSNFound and Explained Official
2 周前
Antonov An-70 ✈️ The Ultra-Powerful Propfan Transport Aircraft | Full Review & Real Footage
8:04
Antonov An-70 ✈️ The Ultra-Powerful Propfan Transport Aircraft | Full Review & Real Footage
YouTubeModMaster Auto
已浏览 77 次3 周前
This 727 had Tail Propellers (and sounded like a saw)
This 727 had Tail Propellers (and sounded like a saw)
MSNDark Footage Official
2 个月之前
热门视频
The Incredible Engineering of Ultra High Bypass Jets
4:08
The Incredible Engineering of Ultra High Bypass Jets
YouTubeAeroSpaceNews.com
已浏览 143.8万 次2009年3月25日
NASA Propfan Design
3:06
NASA Propfan Design
YouTubemzo
已浏览 1.1万 次2021年6月17日
The European Contra-Rotating Propfan Engines: D-236T, D-27, and Open Rotor
47:12
The European Contra-Rotating Propfan Engines: D-236T, D-27, and Open Rotor
YouTubeAEHS
已浏览 1639 次4 个月之前
Propfan Advantages and Disadvantages
Boeing's Propeller 747 - The Never Built 747-500
7:22
Boeing's Propeller 747 - The Never Built 747-500
MSNFound and Explained Official
1 个月前
The Boeing 7J7: The Ambitious Propfan Airliner Prototype
9:01
The Boeing 7J7: The Ambitious Propfan Airliner Prototype
MSNFound And Explained
2 个月之前
Kamov Ka-52 “Alligator” Propfan Transport Next-Gen RussianMinute Review
7:40
Kamov Ka-52 “Alligator” Propfan Transport Next-Gen RussianMinute Review
YouTubeModMaster Auto
3 周前
The Incredible Engineering of Ultra High Bypass Jets
4:08
The Incredible Engineering of Ultra High Bypass Jets
已浏览 143.8万 次2009年3月25日
YouTubeAeroSpaceNews.com
NASA Propfan Design
3:06
NASA Propfan Design
已浏览 1.1万 次2021年6月17日
YouTubemzo
The European Contra-Rotating Propfan Engines: D-236T, D-27, and Open Rotor
47:12
The European Contra-Rotating Propfan Engines: D-236T, D-27, an…
已浏览 1639 次4 个月之前
YouTubeAEHS
2 aisles, propfans - Boeing’s 7J7 that never flew
8:29
2 aisles, propfans - Boeing’s 7J7 that never flew
2 周前
MSNFound and Explained Official
Antonov An-70 ✈️ The Ultra-Powerful Propfan Transport Aircraft | Full Review & Real Footage
8:04
Antonov An-70 ✈️ The Ultra-Powerful Propfan Transport Aircra…
已浏览 77 次3 周前
YouTubeModMaster Auto
This 727 had Tail Propellers (and sounded like a saw)
This 727 had Tail Propellers (and sounded like a saw)
2 个月之前
MSNDark Footage Official
Boeing's Propeller 747 - The Never Built 747-500
7:22
Boeing's Propeller 747 - The Never Built 747-500
1 个月前
MSNFound and Explained Official
9:01
The Boeing 7J7: The Ambitious Propfan Airliner Prototype
2 个月之前
MSNFound And Explained
7:40
Kamov Ka-52 “Alligator” Propfan Transport Next-Gen RussianMinut…
3 周前
YouTubeModMaster Auto
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