超低温柜箱体传热特性的非稳态测量

Unsteady Experimental Measurement of Heat Transfer Characteristics of the Ultra-Low Temperature Freezer's Envelopment Structure

依据传热的基本原理,对用于生物医疗低温保存领域的超低温柜箱体围护结构的传热特性参数,用非稳态测量方法进行测试,并与稳态法测量结果进行了比较.通过比较,验证了非稳态法用于超低温保存柜箱体传热特性测量的可行性.

Based on the principles of heat transfer,the unsteady experimental measurement has been employed to get the heat transfer parameters of the ultra-low temperature freezer＇s envelopment.Compared with the result of the steady experimental measurement,the feasibility of this test method has been validated.