针对上述问题，文中首先对理想循环热效率的定义方法进行了改进。
To counter the problems above, the defining method of ideal cycle heat efficiency is improved firstly.
然后，基于改进的理想循环热效率，提出了等效热降法的改进算法。
Then based on the improved ideal cycle heat efficiency, the improved equivalent enthalpy drop method is given.
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.
同时分析了提高压缩比并掺水蒸气后有效热效率提高的主要来源是燃料—空气理想循环热效率的提高。
Concurrently analyzed is that improvement of effective thermal efficiency after rise in compression ratio and water injection is resulted from thermal efficiency promotion of fuel-air ideal cycle.
针对传统方法计算繁杂的问题，本文提出了基于双并联人工神经网络的汽轮机实际循环热效率计算方法。
To counter the difficulty of traditional method, the parallel connection feed-forward network of calculation method for the actual cycle thermal efficiency of a steam turbine is proposed.
以三压有再热余热锅炉的燃气-蒸汽联合循环为例，推导出非补式余热锅炉型蒸汽轮机热效率关于耦合参数的关系式，在此基础上得到了燃气-蒸汽联合循环热效率关于耦合参数的关系式。
Taking a triple pressure reheat HRSG in the gas-steam combined cycle as an example, a general expression of the steam turbine thermal efficiency to coupling parameter with the unfired HRSG is derived.
鼓形的建筑样式使热效率达到最大化，同时由欧洲航天局开发的一种污水处理系统可以从淋浴室和厨房水槽回收废水，进行再循环。
The buildings’ drumlike contours maximize thermal efficiency, while a wastewater system developed by the European Space Agency recycles water from showers and sinks.
阐述了脉冲爆震发动机工作原理，对脉冲爆震发动机热效率、循环过程及性能进行了初步分析。
This paper describes the principles of pulsed detonation engines (PDE) a preliminary analysis on thermal efficiency, cycle process and Performance of pulsed detonation engines has been made.
提出一种带回热的新型节能燃气灶，即采用回热循环来提高燃气灶的热效率。
A new type of energy saving gas stove with heat recovery is proposed, which adopts heat regenerative cycle to improve gas stoves thermal efficiency.
开式循环热声系统具有结构简单可靠、成本低和热效率高等特点，因而具有十分广阔的热声研究与应用前景。
Open cycle thermoacoustic system promises to be simpler in construction, more reliable and efficient than conventional one, thus leads to promising research results and application.
为了提高双抽汽供热汽轮机的热效率，改用循环水供热。
To enhance the heat efficiency of dual extraction heating turbine, circulating water heating is adopted.
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.
工业循环水腐蚀、结垢是影响冷换设备换热效率及使用寿命的主要因素。
Corrosion and scaling caused by industrial recycling cooling water are the main factors affecting heat exchange efficiency and equipment lifetime.
该循环的比功、热效率、火用效率均较简单循环燃气轮机有很大提高。
Such a cycle enjoys a significant enhancement in specific power, thermal efficiency and exergy efficiency as compared with a simple cycle gas turbine.
通过循环已存在的热量，氧化器可帮助生产商达到最佳的热效率，节约能源成本，减少排放量。
By recycling the existing heat, oxidation equipment enables manufacturers to optimize heat efficiencies and save energy costs, while reducing emissions.
又由于烟道废气大部份处于循环利用状态，从而降低了废气排放导致的空气污染，同时避免了废气排放导致的热能损失，可有效提高炉窑的热效率。
The circular utilization of the flue gas can lower the air pollution caused by the waste gas exhaust and raise the heat efficiency of furnace and kiln.
又由于烟道废气大部份处于循环利用状态，从而降低了废气排放导致的空气污染，同时避免了废气排放导致的热能损失，可有效提高炉窑的热效率。
The circular utilization of the flue gas can lower the air pollution caused by the waste gas exhaust and raise the heat efficiency of furnace and kiln.
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