查询词典 thermal efficiency

We use finite-time thermodynamics to study the effect of the irreversibility inside the heat engine and the thermal reservoir temperature ratio on the performance and the related parameters of a combined Carnot heat engine under the maximum thermal efficiency.

以有限时间热力学研究热机内之不可逆性和两热库间之温度比等因素对於最大循环热效率时复合卡诺热机之性能和相关参数之影响。

And to use ultra-low technology and mute the sound design of the wind in order to completely resolve the traditional photo of the kitchen fumes filled the air, excessive noise pollution; At the same time, the first siege of the product-type stoves Fangfeng cavity, poly cone-style hot pot brackets and rotating furnace thermal design, thermal efficiency, save gas; exhaust set up micro-, weak, strong third gear conversion, the maximum power of 180W, a reduction in electricity consumption; Ru-shaped demolition burner, anti-spill cleaning; Products quick thinking also applied fuzzy logic technology, microcomputer Intelligent Control: ignition automatically open fans, gas leakage alarm, scheduled to start smoking is harmless to human body automatically shutdown, flame safety protection, leakage power was automatically cut out, from time to time reminded to ensure that the kitchen safety; set up dual-disinfector, ozone disinfection is not left corner, the bacteria kill rate of 100%, there is no need to separate different materials utensils disinfection, also doubles as a fruit and vegetable preservation, to create a safe, clean, healthy, comfortable living room space possible.

并采用超低音技术和静音风道设计，彻底解决了传统厨房内油烟横陈弥漫、噪音超标污染的现象；同时该产品首创包围式防风灶腔，锥面聚热式锅支架和旋转炉火设计，热效率高，节约用气；排风设置微、弱、强三档转换，最高功率180W，节约用电；茹形拆卸燃烧器，防溢保洁；产品还应用快思逻辑模糊技术，微电脑智能化控制：点火自动开启风机、漏气自动报警、开机吸排至对人体无害时自动关机，熄火安全保护，漏电自动切断电源，定时提醒，确保厨房安全；设置双消毒柜，臭氧消毒不留死角，病菌杀灭率100％，不同材质食具无须分开消毒，亦可兼作果蔬保鲜，为营造一个安全、洁净、健康、舒适的居室空间提供了可能。

According to the principle of thermal equilibrium and considering the complexity of combustion system a new standpoint of representing coal-measurement by heat signal is put forward. Then a self-searching optimal control method for enhancing thermal efficiency is obtained through the optimal wind-coal ratio. Then a computer control system for economic combustion in coal-fired boiler is designed.

通过实现燃煤锅炉最佳风煤比，得出提高锅炉热效率的自寻优控制方案，设计出了用于燃煤锅炉经济燃烧的计算机控制系统。，提出了一种最优控制方案——效率自寻优方法。

The back pressure of condenser makes a great impact on its thermal efficiency and the economy of thermal system. However, its main task is to set up and maintain a certain vacuum degree for air extraction outlet of steam turbine.

汽轮机的背压对其热效率和热力系统的经济性有很大的影响，而凝汽器的主要任务就是为汽轮机排汽口建立并维持一定的真空度。

Power and mechanical engineering ; steam turbine ; steam extraction pressure loss ; thermal efficiency ; thermal system

动力机械工程；汽轮机；抽汽压损；热经济性；热力系统

To the special request to polish the ashes of the circulation fluidized bed boiler in the thermal power station in Gao Keng,an automatic machine has been designed which can meet the demand of the circulation fluid bed pot fire grate dregs quantity big and continual,which can not only improve the thermal efficiency,operate safely and stably but alleviate the work strength and operating fees.

针对高坑电厂循环流化床锅炉对排渣的特殊要求，设计应用一种自动排渣器，能满足循环流化床锅炉排渣量大且连续的要求，使锅炉既提高热效率，安全稳定运行，又能减轻工人劳动强度，减少运行费用。

With the quality of coal thermal efficiency is 0.3 the average efficiency of direct combustion heating are 0.7 if the use of heat pump efficiency is 1.2 equivalent to 40% energy saving.

同质量的煤，火力发电的效率是0.3，直接燃烧采暖平均效率是0.7，假如利用热泵则效率是1.2，相称于节能40％。

In addition, the HC and CO emissions are much lower than the emissions of HCCI and the indicated thermal efficiency of HCCI/DI is higher than the prototype diesel engine.Furthermore, without spark ignition and hot EGR, the HCCI/DI combustion of in-cylinder directly injected iso-octane is achieved with the induction of thermal and chemical active atmosphere generated by the HCCI combustion of port injected n-heptane.

通过对燃料理化特性、预混合率和缸内直喷时刻这三个影响因素的优化，实现了对HCCI/DI燃烧相位、放热分布和形态的调制，使发动机的负荷拓展到全负荷，在全负荷范围内NOx排放低于40×10-6排放水平，HC和CO排放显著低于HCCI燃烧，同时发动机指示热效率η_i高于原机柴油直喷的水平。

But in our country, thermal power mainly depends on coal fueled plant whose thermal efficiency is only 35.9% on average.

长期以来，我国的火力发电以燃煤为主，平均热效率只有35.9%。

To solve this problem and improve the thermal efficiency of the approach is the use of recycled thermal cycling.

解决这个问题并可提高热效率的办法是采用再热循环。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。