The increase of the fuel usage efficiency by application of new coal technologies, modern automation and control meanings were considered in the paper. The results of comprehensive researches of promising coal technology efficiency are given. It is shown that their efficiency is 1,15-1,7 times higher than conventional coal unit one. The parameters deviation influences on fuel overexpenditure at unsteady state were researched. It provides exact cause-and-effect relation between automation means and fuel expe…