Test method for the performance of heat exchangers and heat exchange element—Part 5:Heat transfer tube for tubular heat exchangers
全国锅炉压力容器标准化技术委员会(SAC/TC 262)
GB/T 27698的本部分规定了管壳式热交换器用换热管液-液无相变、汽-液有相变冷凝、流动沸腾蒸发有相变和池沸腾蒸发有相变测试工况的传热和流体阻力性能测试方法。
本部分适用的测试流体为单组分或只作单组分考虑的液-液、汽-液。
本部分只考虑换热管材料的导热热阻，未考虑换热管内外侧污垢热阻。
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