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특허 상세정보

Centrifugal compressor

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F04D-027/00    F04D-029/46   
미국특허분류(USC) 415/049; 415/146; 415/158; 415/211
출원번호 US-0193507 (1980-10-02)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Daley, Donald F.Zobkiw, David J.
인용정보 피인용 횟수 : 43  인용 특허 : 4
초록

The efficiency of a centrifugal compressor is optomized over a wide range of flow rates by providing a diffuser which is a combination of fixed vanes and a movable wall member and which throttles the diffuser passage in accordance with compressor load.

대표
청구항

1. A centrifugal compressor including: (a) housing means having an inlet and an annular diffuser passage terminating at an outlet scroll; (b) impeller means rotatably mounted in said housing between said inlet and said diffuser passage; and (c) diffuser means in said diffuser passage and including: (1) a fixed vane diffuser having a mixing length at least one half the cover length of said fixed vane diffuser; (2) a movable annular member located upstream of said fixed vane diffuser for restricting said diffuser passage; and (3) means for moving ...

이 특허를 인용한 특허 피인용횟수: 43

  1. Clark Jim C. (Phoenix AZ) Perrone George L. (Phoenix AZ). Apparatus and methods for preventing compressor surge. USP1987054662817.
  2. Sishtla Vishnu M. ; Zinsmeyer Thomas M.. Axial restraint system for variable pipe diffuser. USP1999055899661.
  3. Gallagher Edward G. ; Sishtla Vishnu M.. Backlash adjustment mechanism for variable pipe diffuser. USP1999115988977.
  4. Fukuyama, Ryosuke. Centrifugal compressor. USP2018019874226.
  5. Tabata, Masakazu. Centrifugal compressor and turbo supercharger. USP2014108863513.
  6. Bessho, Yasutaka. Centrifugal compressor and turbocharger. USP20180910066638.
  7. Umeyama, Ryo; Fujii, Toshiro; Yamada, Kazuho; Ishikawa, Manabu. Centrifugal compressor having switchable two passages. USP2012028118543.
  8. Brasz, Joost; Rasmussen, Mogens. Centrifugal compressor with extended operating range. USP2015109157446.
  9. Brasz, Joost; Rasmussen, Mogens. Centrifugal compressor with extended operating range. USP20190110184481.
  10. Sishtla Vishnu M.. Composite roller bearing for variable pipe diffuser. USP2000086099168.
  11. Sommer, Steven Trent; Trevino, Jr., John; Iancu, Florin; Chervil, Rudy; Smyder, Eric John. Compressor control system using a variable geometry diffuser. USP2013108567207.
  12. Olson, David B.. Copolymerizable ultraviolet radiation absorbing compounds and polymers made therewith. USP1994065321112.
  13. Skoch,Gary J.; Stevens,Mark A.; Jett,Thomas A.. Devices and methods of operation thereof for providing stable flow for centrifugal compressors. USP2008027326027.
  14. Tabata, Masakazu. Diffuser apparatus, centrifugal compressor, and turbo supercharger. USP2013038403635.
  15. Osborne Colin (Allegany NY) Chow Peter N. (Olean NY). Diffuser for centrifugal compressors and the like. USP1986124626168.
  16. Bandukwalla Phiroze (Olean NY). Diffuser having ribbed vanes followed by full vanes. USP1989074850795.
  17. Bandukwalla Phiroze (Olean NY). Diffuser having split tandem low solidity vanes. USP1989044824325.
  18. DeLaurier William S. (Liverpool NY) Kirtland Howard W. (N. Syracuse NY) Mount Gordon L. (West Monroe NY). Diffuser vane seal for a centrifugal compressor. USP1989074844690.
  19. Sishtla Vishnu M. ; Wright Kenneth A. ; Godlewski Frank H.. Drive positioning mechanism for a variable pipe diffuser. USP1999045895204.
  20. Moore, Jeffrey L.; Fishburn, Mark A.; Skaar, Jessica; Kedlaya, Nagendra Narasimha; Reid, Donna Jane. Fabrication of load compressor scroll housing. USP2015049000324.
  21. Roderique, Glennon J.. Method and apparatus for controlling a compound bearing assembly of a centrifugal compressor. USP2013018356586.
  22. Jiang, Caiyun; Zhang, Zhiping; Zhong, Ruixing; Jiang, Nan; Xie, Rong; Yan, Xiubing; Wang, Hongxing. Regulator assembly and centrifugal compressor. USP20180910082147.
  23. Sweet Paul W.. Roller positioning system or variable pipe diffuser. USP1999065915920.
  24. Helmick Richard L. (Severn MD). Rotary compressor with pulsation minimizing discharge. USP1997015597287.
  25. Sishtla, Vishnu M.; Zinsmeyer, Thomas M.. Rotating vane diffuser for a centrifugal compressor. USP2004116814540.
  26. Sishtla Vishnu M. ; Wright Kenneth A.. Support mechanism of inner ring for variable pipe diffuser. USP2000016015259.
  27. Richardson, Andrew; Slater, Simon; Taylor, Andrew. Turbocharger compressor active diffuser. USP2015119188133.
  28. Seki, Wataru; Takemoto, Akihiro. Turbocompressor and refrigerating machine. USP2003096619072.
  29. Smoke,Jason C.; Frost,Cristopher; Kocher,Richard D.; Guymon,Jeff D.; Nguyen,Ly D.. Turbomachine compressor scroll with load-carrying inlet vanes. USP2006087097411.
  30. Japikse David. Turbomachines having rogue vanes. USP1998035730580.
  31. Bandukwalla Phiroze (Olean NY). Vaned diffuser control. USP1989104877369.
  32. Bandukwalla Phiroze (Olean NY). Vaned diffuser with small straightening vanes. USP1989104877373.
  33. Morris Joseph H. (Queenstown MD) Jarski Edmund J. (Potomac MD) Harris Gregory E. (Arnold MD). Variable capacity centrifugal pump. USP1989054828454.
  34. Bandukwalla Phiroze (Olean NY) Osborne Colin (Allegany NY). Variable diffuser wall with ribbed vanes. USP1990024902200.
  35. Rogo Casimir (Mt. Clemens MI) Lenz Herman N. (Lambertville MI). Variable geometry device for turbine compressor outlet. USP1988014718819.
  36. Ravidranath Ravi A.. Variable geometry diffuser. USP2000106139262.
  37. Szczupak David T. (Huddersfield GB2). Variable inlet area turbine. USP1986044582466.
  38. Perrin, Jean Luc; Figura, Giorgio. Variable nozzle device for a turbocharger. USP2009097581394.
  39. Williamson John R. (Paradise Valley AZ) Eick Christopher D. (Phoenix AZ). Variable output vortex pump. USP1989094869642.
  40. Sorokes James M. (Olean NY). Variable vane height diffuser. USP1990064932835.
  41. Kirtland Howard W. (No. Syracuse NY). Variable width diffuser. USP1985074527949.
  42. Sun, Lin; Brasz, Joost; Rasmussen, Mogens. Variable-speed multi-stage refrigerant centrifugal compressor with diffusers. USP20180910072663.
  43. Sun, Lin; Brasz, Joost. Variable-speed oil-free refrigerant centrifugal compressor with variable geometry diffuser. USP2015129212667.