分析热力膨胀阀和蒸发器调节系统的稳定性，它直接影响着制冷效率和运行安全。
This paper describes the stability of control loop consisting of refrigeration evaporator and thermostatic expansion valve. It may directly influence refrigerating efficiency and operation safety.
容克式空气预热器是热力发电厂、钢铁和化工行业回收余热，提高换热效率的重要设备。
Ljungstrom air preheater is important equipment to recover waste heat and improve heat exchange efficiency for thermal power plant, steel industry and chemical industry.
该系统避开了干度测量的困难，利用双重校验方法及基于故障机理的效率修正方法，初步解决了核电机组湿蒸汽汽轮机的热力计算问题。
This system USES the double-check method and efficiency correction method based on fault mechanism to partly solve the problems occurring in the heat calculation for wet steam turbine.
由于热力学和实际限制，发电的效率只有33%。
However, due to various thermodynamic and practical constraints, the efficiency of the plants is only about 33%.
目前，稠油或特稠油一般采用热力及有杆泵进行开采，这种生产方式效率低、能源消耗大，且设备运行寿命短。
At present, heavy oil or extra heavy oil is produced by means of thermal oil recovery or rod pumping, which are low efficient, energy consuming and short in production life.
本文研究了温差能驱动装置的循环过程，从热力学的角度分析了它的热循环机理，给出了装置热效率的估算方法。
This thesis investigates the circulation processes of the drive-device, analyses the principle of heat circulation processes and shows the way to estimate the device's thermal efficiency.
同时介绍利用上述基本热力学数据计算石油天然气膨胀机制冷过程等熵效率；
The basic data thus obtained could be used for the calculation of the isentropic efficiency in the expanding process of natural gas in refrigeration.
本文从有限时间热力学观点出发，导出有限时间约束条件下闭式燃气轮机循环的最大功率输出及其相应的效率界限。
Based upon the theory of finite time thermodynamics, this paper derives the maximum power output and the corresponding efficiency bound for a finite time closed-Brayton cycle gas turbine.
新的热力计算结果，可以作为搅拌釜的设计基础。从而提高加热效率，缩短加热时间，提高经济效益。
The newly calculated results can be used as design basis for mixing pot, so as to improve heating efficiency, reduce heating time and promote economic performance.
结果表明，U型弧底节流孔具有更大的压降和更高的热力学效率。
It is shown that the U-bottom orifice has higher total pressure drop and (thermodynamic) efficiency.
目前采用的汽轮机理想循环热效率受到相对内效率影响而不能准确反映汽轮机热力系统运行经济状态。
The ideal cycle heat efficiency used nowadays is affected by the relative internal efficiency so it can't reflect the operation economic state of thermal system of steam turbine.
文章介绍了该汽轮机的结构、高效率及高可靠性特点、启动及维护性能、运行及热力性能。
This paper introduces the structural of the turbine, its high efficiency and high reliability features, as well as startup and maintenance performances, operating and thermodynamic performances.
对金属化胶体推进剂的热力学、流变学、燃烧及燃烧效率等的分析研究表明，金属化胶体推进剂性能与金属粉末的添加量和金属半径有关；
The thermodynamics, rheology, combustion of metallized gelled propellants(MGPs) are analysed. It is showed that the performance of MGPs is related to the amount and grain size of metal power added.
根据间接蒸发冷却过程的热力学特性，定义了间接蒸发冷却器的火用效率计算公式。
The exergy efficiency of indirect evaporative cooler is defined based on analyzing the thermodynamic performance of heat and mass transfer process.
根据间接蒸发冷却过程的热力学特性，定义了间接蒸发冷却器的火用效率计算公式。
The exergy efficiency of indirect evaporative cooler is defined based on analyzing the thermodynamic performance of heat and mass transfer process.
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