Main-transformation coiled-tube-type heat-dissipating device with SF6 (sulfur hexafluoride) as refrigerant medium and heat-dissipating method
A heat dissipation device and coil-type technology, applied in the direction of transformer/inductor cooling, etc., can solve the problems of low cooling efficiency of the main transformer, large manufacturing volume, high operating cost, etc. high cost effect
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[0018] Such as Figure 1~3 shown, a SF 6 The main transformer coil type cooling device is a cold medium, and the transformer oil flow cooling circulation system and SF 6 Composed of refrigerant circulation system, the transformer oil flow cooling circulation system includes main transformer body A, oil pump 11 and coil type SF 6 The tube side 14 of the evaporator 7, the main transformer body A is filled with transformer oil 19 for cooling the coil and the iron core 18, and the upper part of the main transformer body A is provided with a cold oil inlet and a cold oil inlet for inputting cold transformer oil. Oil inlet valve 17, the lower part of the main transformer body A is provided with a thermal oil outlet for outputting thermal transformer oil and a thermal oil outlet valve 10, and the oil pump 11 transports thermal transformer oil 19 from the thermal oil outlet to the coil type SF 6 The tube side 14 inlet of the evaporator 7, the thermal transformer oil is SF 6 SF sur...
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