scholarly journals Office of Inspector General audit report on the U.S. Department of Energy`s funds distribution and control system at the Federal Energy Technology Center

1999 ◽  
Author(s):  
1994 ◽  
Vol 116 (4) ◽  
pp. 740-748 ◽  
Author(s):  
T. W. Ryan

The purpose of this paper is to describe and summarize the results of the Coal Fueled Diesel Engine Development Program, sponsored by the U.S. Department of Energy, Morgantown Energy Technology Center. The results of the program indicate that diesel engines can be designed to operate reliably on coal–water slurries. The engine must be modified to include hard-wear resistant rings and liners. The injection system design must be modified to accommodate the slurry and to incorporate hard materials for wear prevention.


Author(s):  
L. K. Carpenter ◽  
F. W. Crouse ◽  
J. S. Halow

The U.S. Department of Energy, Office of Fossil Energy, through its Morgantown Energy Technology Center, has initiated a program for the application of less expensive fuels for use in gas turbines; the overall objective is to develop an environmentally sound integrated direct-fired, coal fueled gas turbine system which will produce cost-competitive energy. The fuel is coal and may be in several forms which include a micronized powder, a slurry (with water, methanol, etc.), or a minimally cleaned, coal-derived gas. The application of coal fuels to gas turbines raises a number of technical questions, a principal one being the development of deposits within the turbine. Several programs have been initiated, that are aimed at development of an understanding of turbine deposition from coal fuels. Some of DOE’s research activities which are discussed within this paper include efforts in: (a) nozzle cascade tests utilizing advanced and conventional blade cooling to minimize deposition, (b) bench-scale combustion/deposition tests, (c) laboratory research aimed at defining particle stickiness, and (d) theoretical efforts to model gas stream nucleation of particles and the resulting deposition on blades cooled to various temperatures.


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