必需汽蚀余量(NPSHr)是由泵本身决定的,同吸入装置无关。无论泵装在什么样的系统中,泵的NPSHr都保持不变。
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NPSHr m 汽蚀余量
Q-NPSHr 汽蚀余量
low-NPSHR 低汽蚀余量
low-NPSHR pumps 低汽蚀余量泵
In order to get a good performance on preventing cavitation, the impeller of magnetic driving pump is designed in low-NPSHR method and variable-pitch inducer is installed.
为了获得良好的抗汽蚀性能,对磁力泵叶轮采取低汽蚀余量设计措施,同时配置变螺距诱导轮。
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