发明名称 |
AUXILIARY FEEDWATER VALVE CONTROL APPARATUS OF STEAM GENERATOR |
摘要 |
An auxiliary feedwater valve control apparatus of a steam generator that operates an auxiliary feedwater valve in an auxiliary feed water system provided as a protective system of a main feed water system that feeds secondary cooling water to a steam generator, includes a water-level detection means that detects a water level of secondary cooling water in the steam generator, a water-level-deviation calculation means that calculates a deviation between a preset target water level and a water level detected by the water-level detection means, a valve-operation setting means that sets an aperture of the auxiliary feedwater valve corresponding to a deviation of the water level, and a valve drive means that outputs a signal for driving the auxiliary feedwater valve corresponding to setting by the valve-operation setting means.
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申请公布号 |
US2013108003(A1) |
申请公布日期 |
2013.05.02 |
申请号 |
US201213660369 |
申请日期 |
2012.10.25 |
申请人 |
MITSUBISHI HEAVY INDUSTRIES, LTD.;MITSUBISHI HEAVY INDUSTRIES, LTD. |
发明人 |
AKAZAWA KIMIO;UTSUMI SUSUMU;TSUBOUCHI KIYOHIKO;HANADA SATOSHI |
分类号 |
G21C7/32 |
主分类号 |
G21C7/32 |
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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