Recent Content by jimhongfei

  1. jimhongfei
    Post

    hello，we have a problem in stepped planning craft

    I'm a chinese ,this QQ is yours?
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  2. jimhongfei
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    hello，we have a problem in stepped planning craft

    thanks very much,can you give the book's name?
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  3. jimhongfei
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    hello，we have a problem in stepped planning craft

    it's my fault。can you give me some reason leads to this problem.
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  4. jimhongfei
    Post

    hello，we have a problem in stepped planning craft

    sorry, we have no video! I hope some one meet the problem(like your first video). and can give some advice .
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  5. jimhongfei
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    hello，we have a problem in stepped planning craft

    the first one
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  6. jimhongfei
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    hello，we have a problem in stepped planning craft

    it says what I mean
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  7. jimhongfei
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    hello，we have a problem in stepped planning craft

    sorry,you need have a rest for my english.
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  8. jimhongfei
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    hello，we have a problem in stepped planning craft

    it rocks disorder. the course instability .
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  9. jimhongfei
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    hello，we have a problem in stepped planning craft

    i think the feedback is"hydraulic steering gear". we have it
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  10. jimhongfei
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    hello，we have a problem in stepped planning craft

    they have no problem when it drives slowly(0-20kn).but when it drives Speed to full 。the engine‘s rotate is 2000-3000RPM. on completely flat...
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  11. jimhongfei
    Post

    hello，we have a problem in stepped planning craft

    sorry for my poor english again. "feedback in the steering"means?
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  12. jimhongfei
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    hello，we have a problem in stepped planning craft

    thank you, but why there is no problem when it drives slowly. i don't understand. also i have Met another case. they have the same problem.they...
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  13. jimhongfei
    Post

    hello，we have a problem in stepped planning craft

    yes. they have no problem when it drives slowly(0-20kn).but when it drives Speed to full 。the engine‘s rotate is 2000-3000RPM. the boat will go wrong
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  14. jimhongfei
    Post

    hello，we have a problem in stepped planning craft

    you means:the propellor turns to the same.but all of our yacht's propellor "One propellor turns clockwise, the other anti-clockwise"
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design
  15. jimhongfei
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    hello，we have a problem in stepped planning craft

    "counter-rotating pair" this means?
    Post by: jimhongfei, Jun 3, 2013 in forum: Boat Design