It is the thermal energy of the gas, after all, that the turbine converts into electricity, so the colder the gas, the lower the yield.

毕竟，涡轮机转换成电力的能量是由气体的热量提供的，气体温度越低，发电量越小。

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There is the further issue of the quality of coal, since the majority of the world reserve is of lower thermal quality than the top-grade anthracitic coal, and will yield less energy per tonne either burned directly or in the form of syngas in ICGC plants.

FORBES: 'Clean Coal' Project Falters In U.K.