首页> 外文会议>Int. Symposium on Heat Transfer >MEASUREMENT OF HEAT TRANSFER CHARACTERISTICS AND FRICTION FACTORS FOR THE FLOW BOILING OF CFC-12 THROUGH TRIANGLAR MICROCHANNELS USED FOR THE REFRIGERATING EVAPORATORS
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MEASUREMENT OF HEAT TRANSFER CHARACTERISTICS AND FRICTION FACTORS FOR THE FLOW BOILING OF CFC-12 THROUGH TRIANGLAR MICROCHANNELS USED FOR THE REFRIGERATING EVAPORATORS

机译:通过用于制冷蒸发器的三角形微通道的CFC-12流沸腾的传热特性和摩擦因子的测量

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An experimental work was conducted to investigated the flow boiling characteristics for Refrigerant CFC-12 flowing through microchannels with an equilateral triangle cross section of 0.7mm machined on a brass specimen. The Heat Transfer Characteristics and Friction Factors Curve were experimentally obtanined. It was observed that the Heat Transfer was more intensified in the Microchannels than in the normal sized tubes. And the phenomenna of flow boiling through the microchannel for CFC-12 were quite different from the water since the different thermophysical properties and other influence factors.
机译:进行了实验工作,研究了制冷剂CFC-12的流动沸腾特性,其流过微通道,在黄铜样本上加工0.7mm的等边三角形横截面。 传热特性和摩擦因子曲线是实验脱落的。 观察到,在微通道中比在正常尺寸的管中更强化传热。 并且由于不同热神族性特性和其他影响因素,因此通过微通道沸点通过微通道的流动沸腾的现象与水有很大不同。

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