Acknowledge the concept of Exergy and its calculation.
了解火用的概念及其计算。
With help of this package, the enthalpy - exergy diagram of water and steam is drawn.
在此软件包的基础之上绘制了水和水蒸汽的焓火用图。
The exergy loss of primary steam after temperature and pressure reduction is calculated.
计算了一次蒸汽经减温减压后的火用损失。
The results show, when heating, the primary energy ratio of GEHP is 1.76 and exergy efficiency is 29.12%.
结果表明：燃气机热泵在供热时的一次能源利用率为1.76，(火用)效率为29.12%。
Introduces the concepts of available anergy and reduced exergy by analysing the energy utilization process.
通过对其能量利用过程的分析，引入可用和折合的概念。
With the method of exergy analysis, we can evaluate more accurately how engines of all kinds consume energy.
采用(火用)分析的方法，可以更完善地评价各种用能设施的能量和利用情况。
By applying the thermodynamic principles and transfer theories, the exergy analysis of flow of fluids is made.
本文运用热力学和传递过程的理论，对流体流动过程进行了(火用)分析。
Previous works on thermo economic optimization mainly focus on directly calculating exergy input into the system.
早期热经济学优化主要着眼于直接计算输入到系统的火用。
The maximum loss in exergy is pointed out and the effective measures to keep exergy from losing have been proposed.
指出了最大(火用)损设备，并提出了减少(火用)损的有效措施。
Combustion reactions in a gas turbine are processes of high irreversibility, and therefore of lowe exergy efficiency.
燃气轮机中的燃烧反应是一种高度不可逆的过程，因此效率较低。
When steady flow system is below the pressure of the environment, the calculation of the exergy is also without exception.
上述结果对稳流体系低于环境压力下火用的计算亦不例外。
Exergy efficiency of a heat carrier boiler and its system has been analyzed, which gives the approach to make use of energy.
分别对钢瓶热载体烤漆系统和热载体炉进行了(火用)分析，为能源的综合利用以及提高能源利用率指明了方向。
The comparison between thermal efficiency and exergy efficiency of natural gas combustion and utilization process is introduced.
介绍了天然气燃烧利用过程的热效率与炯效率的比较。
A model of exergy analysis was established for rectisol section in the ammonia syn - thesis system of a chemical fertilizer plant.
根据某化肥厂合成氨系统中的低温甲醇洗工段的工艺，建立了(火用)分析模型。
A complex energy system with structural theory is to be discussed in detail, and the exergy cost of its unit product is calculated.
运用结构理论详细分析一个复杂的能量系统，计算结果得到组元产品的火用成本。
The exergy loss number is used in this paper as the objective function to indicate the irreversibility of the thermodynamic process.
以损失数作为目标函数来表征该热力学过程的不可逆程度，分析了管道内对流换热过程中的损。
A computer program for analysing energy utilization of the refrigeration systems by using the method of exergy analysis is compiled.
本文采用分析法建立了制冷系统能量利用的计算机分析程序。
The unit consumption analysis is a theory and method of energy system analysis designed on the basis of exergy analysis and economics.
单耗分析是在火用分析和火用经济学的基础上所设计的能量系统分析的理论和方法。
Further, the exergy analysis reveals that the irreversibility of heat transfer (40 percent) is the major source of exergy destruction.
分析表明，传热不可逆损失是火用损失的主要部分，占40%。
The key for increasing exergy efficiency of heat medium heater is to reduce the lost of exergy during combustion and heat transfer period.
提高热媒炉(火用)效率的关键是降低燃烧过程和传热过程的炯损失。
Results of the first law thermodynamics analysis, exergy analysis and energy grade theory show that the primary energy ratio of GEHP is 1.
对燃气机热泵的热力学第一定律、分析和能级平衡理论分析结果表明：其一次能源利用率可达1。
The paper aims at analysing several ammonia synthetic processes used in some middle and small-sized plants by the method of exergy analysis.
本文采用粗（米用）分析法对我国中小型合成氨厂的氨合成流程进行了分析比较，绘制了（米用）流图。
In this paper, the optimization relationship of Striling refrigerator on finite time exergy economic performance is dirived, and is discussed.
本文导出了斯特林致冷机有限时间经济性能优化关系，并进行了讨论。
Concept of exergy, classification, calculation of exergy are introduced. Application of topology method in exergy calculation is also included.
介绍的概念与分类，的计算以及拓扑学方法在计算中的应用。
By the exergy analysis, we can realize more profoundly the weak links of using energy systems and manage more rationally the energy process used.
通过火用分析，我们可以更深刻地认识用能系统的薄弱环节，从而合理安排用能过程。
Following an analysis of its exergy efficiency, it is pointed out that natural gas can not be rationally utilized by such a way of energy consumption.
通过分析其效率，指出这种用能方式没有充分合理地利用天然气，提出了热能梯级利用的参考建议。
The results obtained include two specific examples featuring a maximum power output and minimum entropy production rate (namely, minimum exergy loss).
其结果包含了最大功率和最小熵产率（也即最小损失）两种特例。
Exergy loss in an air separation unit mainly derives from the compression and expansion processes of fluid, heat exchange, rectification and throttling.
空分设备有效能损失主要存在流体的压缩与膨胀、热交换、精馏及节流减压等。
The results show that exergy flow density is declined in exponent regularity while exergy transfer coefficient is increased progressively in exponent regularity.
结果表明，流密度随时间按指数规律递减，而传递系数却按指数曲线递增。
It is concluded from exergy mathematical model analysis that there is enormous recoverable pressure energy in pressure adjusting process of high-pressure natural gas.
通过火用数学模型分析得出，高压天然气在调压过程中存在巨大的可供回收的压力能。
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