自制飞机需要多大马力发动机（What high-powered engine does a home-made jet need）.docVIP

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自制飞机需要多大马力发动机（What high-powered engine does a home-made jet need）.doc

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自制飞机需要多大马力发动机（What high-powered engine does a home-made jet need）

自制飞机需要多大马力发动机（What high-powered engine does a home-made jet need） General rules of flight and flight Author: Liu Zhigang 2009-08-0211:20:49 published in: blog Chinese Classification: default classification 005980 Abstract: General rules of flight and flight Print collection selection size: small, medium and large According to the provisions of the Civil Aviation Administration of Chinese No. 120 and general aviation flight rules, aviation enthusiasts can be manufactured and assembled in the weight of 116 kg of ultra light aircraft, driving the ultra light aircraft to heaven, not only relates to the passenger safety of their own lives, dont need a pilots license, airworthiness approval conditions and operation qualification card. Homemade aircraft -1 Author: reprinted 123 article 2009-08-0211:34:01 published in: blog China Classification: default classification 0022320 Abstract: Print collection selection size: small, medium and large What high-powered engine does a home-made jet need? To facilitate your reading, direct reprint, which is written by a person in Shandong, to provide your reference. = = = = = Your plane is finished. The handicraft is popular. To make her fly smoothly, the engine is indispensable. But how big can it fly? Lets first review the definition of horsepower: 1 horsepower =735N/M, approximately equal to 75 kg / M / sec, that is, 1 horsepower, you can raise 75 kilograms in 1 seconds, 1 meters. Then look at the lift drag ratio of your aircraft. In general, the first World War aircraft can do 15. The World War II aircraft with a propeller wing and a trapezoidal wing was also around 15. The modern fighter can reach 10 at subsonic speed (the higher the drag ratio is, the worse the drag ratio is). The technical content and appearance of home-made aircraft, and almost a war like an airplane, generally can reach 15, so, assuming your maximum take-off weight is 280 kg (110 kg aircraft, not exceeding the relevant provisions of the state, ultra light aircr