...调系统工程设计_暖通空调在线 关键词：热物性测试,地埋管换热器,系统设计,地源热泵, [gap=478]Keywords：thermal property test,ground heat exchanger,system design,ground-source heat pump, ..
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thermal property test system 热工性能测试系统
The higher the cooling rates, the greater the thermal stress, and the lower the toughness and the cold bending property of test sample.
冷却速度快，试样产生的热应力大，导致冲击韧性及冷弯性能降低。
A quick comparative test approach for the property in withstanding thermal impact of metal material is put forward.
基于加速寿命试验原理，提出了一种简捷、实用的金属材料抗热冲击性能的快速对比试验方法。
Flue gas-air tube heat exchanger is designed and made, its test-bed system is put up, and the thermal property and resistance characteristic of air side are studied.
设计并制作了管式烟气-空气热交换器，搭建了试验台系统，进行热工性能和空气侧阻力特性的研究。
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