| 单词 | net positive suction head |
| 释义 | net positive suction head in Chemical Engineering (nɛt pɒzɪtɪv sʌkʃən hɛd) or NPSH Word forms: (regular plural) net positive suction heads noun (Chemical Engineering: Fluids storage and transport) headThe net positive suction head is a measure of a pump's performance. The net positive suction head of a pump must be in excess of a certain number depending on the type of pump andthe conditions. The net positive suction head is the absolute pressure head at the pump inlet, minus the vapor pressure head plusthe velocity head. The net positive suction head is a measure of a pump's performance. |
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