Frequency conversion heat pump water heater and frequency conversion control method thereof
A heat pump water heater and controller technology, applied in fluid heaters, lighting and heating equipment, etc., can solve problems such as system design mismatch, and achieve the effect of reducing hot water waste and insulation loss
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[0023] The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, but the present invention can be implemented in many different ways defined and covered by the claims.
[0024] Such as figure 1 As shown, one aspect of the present invention provides a frequency conversion heat pump water heater, including: a water tank 10; a heat exchange tube 20 located in the water tank 10 and having multiple parallel heat exchange tube branches; The heat pipes 20 are connected in series; the controller is used to control the operating frequency of the variable frequency compressor 30 and the opening number of multiple parallel heat exchange pipe branches according to the user demand signal, and the operating frequency of the variable frequency compressor 30 is consistent with the heat exchange pipe branches. Corresponding to the number of roads opened.
[0025] The frequency conversion heat pump water heater provided by the prese...
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