发明名称 |
Pump starting method for hydraulic machinery |
摘要 |
A pump starting method for hydraulic machinery such as a pump turbine and a pump having adjustable guide vanes and an inlet valve, by which hydraulic vibrations due to pump no discharge operation can be prevented by beginning pumping-up with said adjustable guide vanes being opened before a main valve included in a said inlet valve is fully opened in starting the pump.
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申请公布号 |
US4073594(A) |
申请公布日期 |
1978.02.14 |
申请号 |
US19760692995 |
申请日期 |
1976.06.04 |
申请人 |
HITACHI, LTD. |
发明人 |
TAKAGI, NOBUHO;TAKASE, MITUO;ITOH, TAKASHI;SENO, KATSUMI;KOSEKI, TOSHIHIKO |
分类号 |
F03B15/00;F03B15/04;F04D15/00;(IPC1-7):F01D17/00 |
主分类号 |
F03B15/00 |
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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