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Keywords Mix refrigerant cycle;Natural gas liquefying;Process simulation; 混合制冷剂循环;天然气液化;系统模拟;
In this paper, the authors researched the calculation method of one typical mixed refrigerant cycle to liquefy the natural gas. 针对混合制冷循环液化天然气流程的热力学研究进行流程的系统模拟。
The use of mixed refrigerant cycle for ethylene plant,the composition of mixed refrigerant and process flow sheets with open and closed loop refrigerant cycle are summarized. 概述了混合冷冻剂循环技术在乙烯装置的应用，阐述了混合冷冻剂的组成，开环及闭环混合冷冻剂的循环流程。
OPTIMIZATION ANALYSIS OF THE MIXED REFRIGERANT CYCLE TO LIQUEFY THE NATURAL GAS 混合制冷剂循环液化天然气流程的优化分析
OPTIMIZATION ANALYSIS OF THE PROCEDURE OF LIQUEFYING NATURAL GAS BY PROPANE-PRECOOLED MIXED REFRIGERANT CYCLE 带丙烷预冷的混合制冷剂循环液化天然气流程的优化分析
Optimization of the Mixed Refrigerant Cycle to Liquefy the Natural Gas Based on Improved Simulated Annealing Algorithms 基于改进模拟退火算法的混合制冷循环天然气流程优化
There is not heat exchange between the mix refrigerant entering the compressor and the mix refrigerant leaving the water cooler. 系统介绍了第一个多股换热器前高低压制冷剂之间不进行回热的典型混合制冷循环液化天然气流程的计算方法;
With analysis, the program as best as possible is selected: the mixed refrigerant Brayton cycle. 该流程结构简单,设备可靠,便于集成一体化以适应车辆装载要求,可实现快速机动部署;
Focus:Energy analysis and calculation on vapor compression refrigeration cycle. 重点:蒸气压缩制冷循环的能量分析与计算。
And it point to reinforce the experiment research on thermophysical properties of new mixing refrigerant. 展望了新的混合制冷剂的开发前景,并指出应加强新的混合制冷剂热物理性质的实验研究。
The cooling methods and refrigerant cycles of liquefying process are recommended in the study of liquefied technique. 液化技术研究中，则介绍了天然气液化中常用的制冷方法及制冷工艺循环。
It overviews present status of study progress,development &application,patent petition.It envisions the developmental prospect of new mixing refrigerant. 综述了新型制冷剂热物性质的研究进展和开发应用及专利申请情况。
Keywords mix;GMPLS algorithm;quality prediction;dump control; 混炼胶;GMPLS算法;质量预测;排胶控制;
It envisions the developmental prospect of new mixing refrigerant.And it point to reinforce the experiment research on thermophysical properties of new mixing refrigerant. 展望了新的混合制冷剂的开发前景，并指出应加强新的混合制冷剂热物理性质的实验研究。
This constant push and pull adjustment for the balance as long as refrigeration cycle continue. 如此不断的进行推拉调整平衡，只要制冷循环继续下去。
Great ability that adsorbent adsorb adsorbate was led to evaporation of adsorbate liquid,which adsorption refrigeration cycle are realized. 利用吸附剂对吸附质的强烈吸附能力 ,可以促使吸附质液体蒸发 ,从而实现吸附制冷循环。
The DMC-PID control algorithm is to supply references to the research of auto-control system of the mixed absorption refrigeration cycle. 该文提出的预测智能PID控制算法对吸收式制冷系统的自动控制系统的研发具有一定的实用价值。
Keywords Natural gas;Mixed refrigerant;LKP equation;Component; 天然气;混合制冷剂;LKP方程;组分;
Abstract R22 is the main present refrigerants used in cascade refrigeration cycle, which are controlled materials and need to be replaced. 摘要目前复叠式制冷循环中采用的R22制冷剂属于受控物质，需要寻求新的替代制冷剂。
Magnetic field is supplied by an electromagnet.Reciprocating movement and Brayton magnetic refrigeration cycle are adopted. 此系统利用电磁体提供磁场，采用往复运动方式，实现布雷顿循环。