Mixed working medium of high temperature heat pump in utilization of terrestrial heat of coal mine
A high-temperature heat pump and mixed working medium technology, applied in heat exchange materials, chemical instruments and methods, etc., can solve problems such as high GWP value, ozone layer destruction, flammability and practical application difficulties, and achieve good environmental performance and thermal performance Good results
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[0077] Example 1: In terms of mass percentage, 75% of HFO-1366mzz (Z) and 25% of HFC-134a are taken as the heat pump cycle working fluid after being physically mixed at room temperature.
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[0078] Example 2: In terms of mass percentage, 80% of HFO-1366mzz (Z) and 20% of HFC-134a are taken as the heat pump cycle working fluid after being physically mixed at room temperature.
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[0079] Example 3: In terms of mass percentage, 85% of HFO-1366mzz (Z) and 15% of HFC-134a were taken as the heat pump cycle working fluid after being physically mixed at room temperature.
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