Review of laundry energy efficiency studies conducted by the US Department of Energy

2011 ◽  
Vol 35 (2) ◽  
pp. 228-236 ◽  
Author(s):  
Gwendolyn Hustvedt
1999 ◽  
Vol 121 (10) ◽  
pp. 56-59
Author(s):  
Michael Valenti

Manufacturers and processors are improving the energy efficiency of their plant motor-driven systems by as much as 30 percent under the auspices of the Motor Challenge program of the US Department of Energy (DOE). Among the facilities that are beneficiaries of the Motor Challenge are a Chevron petroleum refinery in Richmond, California, a Cummins Engine diesel engine assembly plant in Columbus, IN, and a Blue Circle quarry in Lithonia, GA. Petroleum refineries are prime candidates for improvement in energy efficiency; roughly 40 percent of their operating cost is incurred by energy demands. Chevron, one of the largest petroleum refiners in the United States, operates six gasoline-producing refineries, including one in Richmond, CA. McBroom Electric used the DOE's MotorMaster+ software to perform the audit. The audit forecast a short payback period for replacing standard motors withenergy efficient models. Blue Circle now uses MotorMaster+ at its cement plant and several ready-mix facilities to evaluate replacement motor purchases based on life cycle costs instead of initial costs.


Author(s):  
Mark A. Paisley ◽  
Donald Anson

The Biomass Power Program of the US Department of Energy (DOE) has as a major goal the development of cost-competitive technologies for the production of power from renewable biomass crops. The gasification of biomass provides the potential to meet his goal by efficiently and economically producing a renewable source of a clean gaseous fuel suitable for use in high efficiency gas turbines. This paper discusses the development and first commercial demonstration of the Battelle high-throughput gasification process for power generation systems. Projected process economics are presented along with a description of current experimental operations coupling a gas turbine power generation system to the research scale gasifier and the process scaleup activities in Burlington, Vermont.


2011 ◽  
Vol 1 (1) ◽  
pp. 269-276
Author(s):  
P. Thakur ◽  
J. Monk ◽  
J. L. Conca

Abstract The Waste Isolation Pilot Plant (WIPP), a US Department of Energy (DOE) facility, is a deep geologic transuranic waste disposal site designed for the safe disposal of transuranic (TRU) wastes generated from the US defense program. Monitoring is a key component of the development and operation of any nuclear repository and is important to the WIPP performance assessment. Initial concerns over the release of radioactive and chemical contaminants from the WIPP led to various monitoring programs, including the independent, academic-based WIPP environmental monitoring (WIPP-EM) program conducted by the New Mexico State University (NMSU) Carlsbad Environmental Monitoring and Research Center (CEMRC) located in Carlsbad, NM. The mission of CEMRC is to develop and implement an independent health and environmental monitoring program in the vicinity of WIPP and make the results easily accessible to the public and all interested parties. Under the WIPP-EM program constituents monitored include: (1) selected radionuclides, elements, and ions of interest in air, soil, vegetation, drinking water, surface water and sediment from within a 100-mile radius of WIPP as well as in the air exiting the WIPP exhaust shaft, and (2) internally deposited radionuclides in the citizenry living within a 100-mile radius of WIPP. This article presents an evaluation of more than tens years of environmental monitoring data that informed the public that there is no evidence of increases in radiological contaminants in the region that could be attributed to releases from the WIPP. Such an extensive monitoring program and constant public engagement is an ideal model for all nuclear waste repositories anywhere in the world.


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