qumf

qumf

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Member since
Aug 30, 2011
Last active
Apr 28, 2019
Total activities
0

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Recent contributions

  1. #Threads

    52d53a70-bcb2-4ba3-adf4-71c6d97b943d

    I have stated to build a prototype of the engineer, Good luck for me.

  2. #Threads

    5b5afbc5-0c04-417b-8db8-d2ffb36b5a60

    I think the biggest difficulties to realize the new type of jet engine are: 1. Some parts bear the unstable forces. I...

  3. #Threads

    5c0e1fd9-a4f3-4100-8ab8-e2de3ee06a2d

    Feasibility and improvement solution: When I firstly proposed the idea in my patent(That patent has been out of valid time), I didn’t...

  4. #Threads

    b0ea2f69-fd06-484e-8d33-cf8d333ce421

    Calculate the temperature before the turbine: Pls see below figure 4: The method also is used to calculate the temperature of each...

  5. #Threads

    847fe7ee-83da-4c8f-a691-e79d64e51f12

    The figure 3 shows the gas pressure at different courses (in different places), it is rough, and the exact details will is...

  6. #Threads

    8acc3597-3e24-461c-85d5-a5b0c0900e8f

    Working cycle analyses and efficiency (please see figure 2) Estimate the theoretic efficiency; compare the two types of engines: the current engine...

  7. #Threads

    f45573f4-9268-4766-9983-9064c459982e

    Firstly I explain the structure in brief. （figure 1） The left one is the section along axial, it show almost all main...

  8. #Threads

    f33c142a-c119-41b9-8e6e-a7ab59d6730f

    The jet propulsion with closed combustion type I have an idea of a new type jet engine, I explain it here and...

  9. #Threads

    The advantage the constant-volume combustion type turbine engine

    I heard that people ever tried the constant-volume combustion type gas turbine engines many years ago and gave up later. I think...

  10. #Threads

    dd21650f-ba5d-4948-aab4-2d0e4a632b30

    to propose this new engine, I also studied many books about this field. Most of them in Chinese, I can not translate...

  11. #Threads

    666c459e-4d14-4eaf-82cb-11c695afd7bc

    Somebody ever reminded me, the constant-volume combustion type turbo-generator was proposed, and realized many years ago. (In a sense the constant-volume combus...

  12. #Threads

    a7a3ae07-059c-4405-96b8-5336d84adefe

    As to ignite the gas in chambers, I have three ideas. Each of them has weakness and advantage. 1. to install some...