The constant-pressure and variable-flow adjustment of inverter-drive pump is widely used for energy saving, but the method has still additional hydraulic loss.
2
采用DWH变频给水设备，实现了锅炉恒压给水，使水泵可在一定压力下连续运行，满足了锅炉用水需要。
The paper introduces the application of DWH frequency conversion water supply equipment in steam boiler.
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