提高注汽锅炉运行热效率研究注汽锅炉是注汽系统的关键设备。
Study on the operation thermal efficiency of steam injection boiler steam injection boiler is the key equipment of the system.
根据油田注汽锅炉热平衡测算数据及结果分析，找出了其运行热效率低的原因。
Based on calculation results of heat balance of steam injection boiler, this paper finds causes of operational heat efficiency low.
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.
研究试制的一种高压水射流与机械结合的高速破堵系统，对电厂锅炉设备大修、安全运行和提高设备热效率具有重要意义。
The research has an important meaning to the heavy repair, safety running and heat efficiency promotion of the boilers in electric power plants.
我国大、中城市现已运行的供热系统，普遍存在着热效率低、供热成本高的缺点。其原因有设计方面的，也有运行管理方面的。
Low efficiency and high costs generally exist in heating system, being operated in big and moderate cities, which relates to design, operation and management.
系统在满足供热变流量系统运行调节的同时，极大的提高了供热系统运行的热效率；
The system not only meets heating variable flow system for operating regulation, but also improves the heating system efficiency of heating system operation greatly.
但普通单级空气源热泵热水器在低温环境下运行中存在压缩比过大、制热量不足和制热效率太低等问题。
But there are some shortage of ordinary single-stage heat pump in low-temperature environment, such as high compression ratio, devoid heating power and low efficiency.
在负荷特性工况运行时，混合燃料发动机的有效燃料消耗率和有效热效率与汽油机基本相当；
Under the load characteristic of operation, the brake specific fuel consumption and effective thermal efficiency is almost similar to that of gasoline engine.
提高燃煤锅炉热效率的一个重要措施是对锅炉的运行工况进行燃烧调整。
Adjusting combustion of operational condition is a great measure to improve the thermal efficiency of coal-fired boiler.
乙烯裂解炉经多年运行，炉衬粉化严重，炉壁散热损失较大，热效率下降。
After operation of ethylene cracking furnace for many years, the furnace lining was effloresced seriously. The radiating heat loss of furnace wall was larger.
运行结果表明，该设计具有热效率高、防冻可靠、实用性能好等优点，可满足我国广大北方地区全年用热水的要求。
The long term operation in past years shows that such a novel system can serve for a year round use with higher …
实验研究发现在相同工况下，氯化锂转轮的显热效率、潜热效率均高于硅胶转轮。运行参数中再生温度、处理空气进口湿度对转轮除湿性能影响比较大。
Some parameters, such as the inlet air humidity and temperature, the regeneration temperature, the air mass flow rate, which may affect the performance of the desiccant wheels, were also analyzed.
实验研究发现在相同工况下，氯化锂转轮的显热效率、潜热效率均高于硅胶转轮。运行参数中再生温度、处理空气进口湿度对转轮除湿性能影响比较大。
Some parameters, such as the inlet air humidity and temperature, the regeneration temperature, the air mass flow rate, which may affect the performance of the desiccant wheels, were also analyzed.
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