柴油发电机组以其结构紧凑、占地面积小、热效率高、起动迅速、控制灵活等特点成为备用电源或应急电源的首选。
Diesel generating set had become the preferred backup or emergency power because of these characteristics: tight structure, small size, thermal efficiency, rapid start, flexible control.
分析说明了排气温度发生变化时，燃气轮发电机组的出力和热效率的变化比较显著。
The analysis shows that once the exhaust temperature changes, the changes of output and thermal efficiency for gas turbine set are significant.
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