1) pressure difference of cooling water
冷却水压差
1.
Through analyzing the constitution of condenser of centrifugal chillers,calculated the velocity of flow of cooling water by the pressure difference of cooling water in tube in accordance with Kern equation of shell and tube heat exchanger, then acquired the heat transfer coefficient of the condenser, finally, got out the condenser heat load and refrigeration capacity of centrifugal chillers.
通过对离心式冷水机组冷凝器构造的分析,按管壳式热交换器Kern方程,由管程压降计算出冷却水流速,而后得出冷凝器的传热系数,进而算出冷凝器的热负荷和冷水机组的制冷量;建立冷却水压差和离心式冷水机组制冷量的关系,对冷水机组的设计和运行提供了一些参考。
2) cooling water temperature difference
冷却水温差
1.
In view of the cooling water temperature difference in central air conditioning systems typically setting at 5℃,from the visual angle of economic and technology,establishes mathematical models to analyse the effect of the cooling water temperature and temperature difference on primary and operating costs of the cooling water systems.
针对目前集中空调系统冷却水温差大多采用5℃的情况,从经济技术的角度出发,以集中空调冷却水系统为研究对象,建立了冷却水温度与温差对冷却水系统各部分成本(初投资和运行费用)的影响的数学模型。
3) cooling water pressure
冷却水压力
4) water temperature difference of the cooling system
冷却系统水温差
5) thermosiphon water cooling
温差环流水冷却
6) big temperature difference of cooling water system
冷却水大温差
补充资料：差差
1.犹参差。不齐貌。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条