Intelligent frequency conversion control cabinet and control method thereof
A frequency conversion control cabinet and control cabinet technology, which is applied in heating and ventilation control systems, heating methods, lighting and heating equipment, etc. The effect of safe operation and stable system control
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[0031] In order to make the purpose, technical solutions and advantages of the patent of the present invention clearer, the implementation of the patent of the present invention will be described in further detail below in conjunction with the accompanying drawings.
[0032] Such as figure 1 As shown, an intelligent variable frequency control cabinet includes a control cabinet and a DDC controller, a frequency converter, a soft starter, a contactor, an operation display panel (including a smart meter), and a heat dissipation module installed in the control cabinet. The DDC controller collects on-site sensor information (system water supply temperature, return water temperature, temperature difference between supply and return water, water supply pressure, return water pressure, pressure difference between supply and return water, water flow status, and electric butterfly valve status, etc.), and then performs data on these data After analysis, judgment and calculation, correspondi...
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