The results show that the boiler efficiency increased 1.24% and the flue gas loss reduced 1.41% after installed the heat pipe air heater.

结果表明，该炉加装前置式热管预热器后，排烟损失降低1.41%，锅炉效率提高1.24%。

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With this type of burner, the boiler efficiency of 300mw unit has reached over 93%, while the excess air ratio after economizer is reduced to 1. 15.

配此型燃烧器的300 MW机组锅炉的热效率达到93%以上，省煤器后过剩空气系数可降至1.15。

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Boiler efficiency is an important economic index of thermal power plant, and fly ash combustible content is the important factor that influences the boiler efficiency.

锅炉效率是发电厂的一个重要经济指标，而飞灰可燃物含量是影响锅炉效率的重要因素。

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In the residential sector, combined with the home Energy Efficiency Scheme and Boiler Scrappage Scheme, a total of 25, 000 Welsh homes were improved and made cheaper to heat during 2010-11.

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"Supercritical" means the boiler runs at a high temperature (1, 100 degrees Fahrenheit), increasing thermodynamic efficiency.

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