发明名称 |
Variable speed parallel centrifugal compressors for HVAC and refrigeration systems |
摘要 |
A plurality of variable speed centrifugal compressors operated in parallel form an HVAC or refrigeration system. The compressors are operated at proportionally synchronized speeds throughout their range of operation.
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申请公布号 |
US5845509(A) |
申请公布日期 |
1998.12.08 |
申请号 |
US19970937984 |
申请日期 |
1997.09.26 |
申请人 |
SHAW, DAVID N.;AGRAWAL, GIRIDHARI L. |
发明人 |
SHAW, DAVID N.;AGRAWAL, GIRIDHARI L. |
分类号 |
F04D27/02;F25B1/053;F25B49/02;(IPC1-7):F25B7/00;F04B41/06 |
主分类号 |
F04D27/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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