球轴承在真空低温条件下的热导计算

Heat Transfer Calculation of Ball Bearings under Vaccum and Cryogenic Condition

根据传热学原理和轴承静态热导的实验数据，提出了轴承静态热导的一种计算方法，并给出了计算式。通过球轴承的热导试验，验证了所提出的球的热传导模型和轴承热导的计算方法的合理性。

According to heat - transfer principle and test data of haring static heat transfer, a method and calculating formula for calculatinS bearing Stutic heat transfer are proposed. Through heat transfer test of ball tharing, rationality of the proposed heat transfer model of ball and calculating method of bearing heat transfer is verified.