Hydraulic Pump Efficiency - Test
本测试旨在确定泵是否在设计参数范围内运行。 台架测试是目前唯一可用的测试。 仅在油缸的所有循环时间都过慢并且分解器网络检查正常的情况下进行该测试。
对于任意泵测试,如果泵以相同转速工作,则
两个工作压力下泵流量的差值即为流量损失。
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确定流量损失的方法 | ||
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流量损失 |
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确定流量损失的示例 | ||
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流量损失可作为泵性能的测量标准。 流量损失以泵流量的百分比来进行表示。
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测定流量损失百分比的方法 | ||||
流量损失(L/min 或 US gpm) | × | 100 | = | 流量损失百分比 |
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确定流量损失百分比的示例 | ||||
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× | 100 | = | 9.5% |
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如果流量损失的百分比超过 10%,说明泵的性能不足。
注: 示例中的数值并非任一特定泵或泵工作条件的设定值。 参考液压技术规格, RENR2028 了解
安装流量计。 以高怠速运转发动机。 测量
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测定流量损失百分比的方法 | ||||
流量损失(L/min 或 US gpm) | × | 100 | = | 流量损失百分比 |
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如果可以在
如果无法在
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× | 100 | = | 流量损失百分比 |
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