| 1. | Study on thermodynamic properties of fluoroethane 氟乙烷热力性质研究 |
| 2. | Fast calculation for subcooled refrigerant thermodynamic properties 制冷剂过冷区热力性质的快速计算 |
| 3. | The simulation algorithm for calculation of refrigerant thermodynamic properties 制冷工质热力性质仿真算法 |
| 4. | Visualized program and calculation of thermodynamic properties of refrigerants 制冷工质热力性质计算及其可视化程序 |
| 5. | Calculation program of thermodynamic properties of refrigerants in the simulation of refrigeration system 制冷系统仿真中的工质热力性质计算程序 |
| 6. | The lithium bromide absorption hot - coldwater units have many merits , such as low consumption of oil , safety in operation , pollution - free and noiseless , and their thermal properties are analysised in this article 溴化锂吸收式汽车空调以汽车发动机冷却水的热量为热源,具有油耗少、运行安全、无污染、无噪音等优点,本文主要是从热力性质上对其进行了分析。 |
| 7. | A general program was compiled to calculate the thermophysics property of ammonia - water solution on the base of research of others . the result is tallied with the data which literature has given . so the program can be used to design ammonia - water absorption refrigeration system 在前人对氨水工质对热力学性质研究的基础上编制了计算氨水溶液热力性质的通用程序,其计算结果与文献中的数据符合较好,可以用于设计氨水吸收式制冷系统中氨水溶液热力性质的计算。 |
| 8. | According to the thermodynamics theory of vapor compression refrigeration cycle , hfc - r134a is chosen as refrigerant fluid and the thermodynamics calculation of refrigeration system is accomplished , which is based on the table of r134a thermodynamics characteristics and estimate of portable refrigerator ' s calorific burthen 本文根据蒸汽压缩式制冷循环的热力学原理,从小冷量、小体积的便携式冷藏箱的热负荷计算出发,以所选用制冷剂( r134a )的热力性质表为依据,进行了制冷系统的基本热力计算。 |
| 9. | The paper begins with the reclaiming and using of the remaining heat during the process of yielding the oil and in the electricity plant to study the application of heat pump ' s technology in the oil field and electricity plant . this paper introduces the development and classification of the heat pump , the elementary principle , evaluable target and the p - h chart of the mechanism compressive heat pump ; it points out the necessity to design the computer program of refrigeration medium ' s thermal character , offers the elementary equation , calculating formula , calculating method and the program frame to calculate the refrigeration medium ' s thermal character 本文介绍了热泵的发展、分类,机械压缩式热泵的基本原理、评价指标及常用的p - h图;指出了设计制冷剂的热力性质计算机程序的必要性,给出计算制冷剂热力性质的基本方程、计算公式、计算方法及程序框图,编制了9种常用制冷剂性能参数计算程序,可直接用于热泵系统cop及per值的计算。 |
| 10. | For better veracity of simulating model , model is used lookup - table module to calculate the thermodynamic character of refrigerant , and datas of experience and test is combined in the compressor module , also the coefficient of heat transfer changing by running parameter is decided by computational procedure . in addition , choosing congruence step size solves the divergence of simulation procedure 为了使仿真模型具有相当的准确性,模型中采用查表模块进行制冷剂热力性质计算,压缩机模块中将实验数据与经验计算数据相结合,通过程序运算确定冷凝器和蒸发器传热系数与运行参数之间的关系,并成功解决了仿真程序运行发散的问题。 |