压缩比增加，发动机充量系数增加，燃烧速率加快，热效率提高。
When compression ratio is increased, the volumetric efficiency is increased, giving a fast burning rate and thus high thermal efficiency and power output.
加氢反应炉空气预热系统改用热管预热器后，炉子热效率提高了约3%。
After the air preheater system of hydrogenated reaction furnace changes into heat tube preheater, the heat efficiency of furnace increases about 3%.
从几个方面对加热炉进行了改造，取得了预期的效果，能耗下降，热效率提高。
Consequently, the furnace is modified from several quarters and progress has been made as expected: energy consumption reduced and thermal efficiency improved.
与国外同类型产品相比，本设计方案加热效率提高30%，加热速度提高50%。
Compared with foreign products, the heating efficiency of developed bearing induction heating device is raised to 30%, heating speed is raised to 50%.
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.
冷凝式锅炉的热效率提高潜力主要取决于燃料种类、锅炉本体的排烟温度、工艺流体的温度、所需的低品位热能的数量、过量空气系数等。
The potential for efficiency improvement depends mainly on the fuel type fired, the exit flue-gas temperature, the process fluid temperature, the low-level heat required, and the excess air etc.
本设计的要点是加热炉高的热效率，提高燃油的利用率。
The gist of the present furnace design with high thermal efficiency and fuel utilization.
也可以设置烟气余热回收系统来提高加热炉的热效率。
Flue gas can also beset up waste heat recovery system to increase the thermal efficiency of furnace.
既提高了机组的热效率，又延长了铜管的使用寿命。
It can increase the heat efficiency of the device and extend the used life of the copper tubes of the condenser.
结果表明，提高对流传热系数是提高膜蒸馏热效率和渗透通量的关键。
It appears that improvement of convective heat transfer is very important for enhancement of flux and heat efficiency.
阐述管壳式换热器节能的重要性，介绍了热经济性公式和提高热效率的几种途径。
This paper describes importance of economy for shell heat exchanger, introduce heat thermal economy formula and several ways of improving thermal efficiency.
为了提高锅炉热效率，必须充分回收烟气余热。
In order to improve boiler heat efficiency, waste heat must be fully recovered.
介绍了各种提高辐射管热效率的途径，对辐射管的设计与选型做了总结。
It mentions the ways of improving radiant tube's thermal efficiency. It summarizes the designation and lectotype of radiant tube.
动力机与压缩机的分离为动力机的热效率和升功率的提高提供了有效途径。
The separation of power machine and compressor gives a available way of improving calorific efficiency and performance per litre.
钢包精炼炉的泡沫渣精炼工艺是提高热效率、降低生产成本的有效手段。
The technology of foaming slag refining is a effective method to improve heating efficiency and reduce the cost.
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.
采用三电平拓扑的两电平输出模式，提高了加热效率，简化了控制方案。
For improving the efficiency and simplifying the control strategy, the paper USES the method of two level output in three level topology.
为了节约能源，提高加热炉的热效率是一项重要的措施。
To save energy raising heat efficiency of furnace is an important measure.
介绍了提高裂解炉热效率和加工能力所采取的技术措施。
Technical measures for increasing heat efficiency and processing capacity of cracking furnace were introduced.
燃气发动机余热回收对系统总热效率的提高影响很大。
The recovery of residual heat from gas engine has a great effect on the improvement of the total thermal efficiency of the system.
工业炉窑烟气余热回收利用，是提高炉子热效率、节约炉用燃料的极为有效的途径。
Recycle and utilization of waste heat in exhaust fume of industrial furnaces is the efficient way enhancing furnace heat efficiency and saving fuel used by furnace.
模拟结果表明，热管吸热器减轻了系统的质量，提高了系统的热效率，并能避免热斑和热松脱现象。
Simulation results show that heat pipe receiver lightens system mass, improves heat efficiency of system and avoids phenomena of heat spot and heat relaxing.
结合热量运输的观点，提出改善管内流动阻力、提高综合传热效率的方法。
With the consideration of the view - point of heat conveyance, the methods of reducing the floating resistance and increasing the efficiency of integrated heat transfer are presented.
在卫生的环境混合大批高粘度流体。 ?全批次（从上到下）混合，不夹杂空气。 ?提高传热效率。
Mix large batches of high viscosity fluids in a sanitary environment. ? Full batch (top to bottom) mixing with no air entrainment. ? Increased heat transfer efficiency.
同时该结构还能有效减小微加热器本身的自感效应，提高加热效率。
Meanwhile, it can also effectively reduce self inductance effect of the micro-heater and improve the heating efficiency.
同时，它在常减压装置上的广泛应用，使其传热效率得到大大提高，从而节约了能源。
It widespread application in the crude distillation units, enable heat transfer efficiency to obtain enhances greatly, and save the energy.
同时，它在常减压装置上的广泛应用，使其传热效率得到大大提高，从而节约了能源。
It widespread application in the crude distillation units, enable heat transfer efficiency to obtain enhances greatly, and save the energy.
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