2 edition of An assessment of national consequences of increased coal utilization found in the catalog.
|The Physical Object|
|Pagination||xvi, 61 p. :|
|Number of Pages||54|
nodata File Size: 7MB.
A large number of state agencies, universities, and private companies are involved in the program through seven regional partnerships as well through a variety of other projects funded by the program.
In many cases, electricity also is generated for on-site use, often in combined heat and power CHP systems known also as co-generation that yield high overall efficiencies, on the order of 80 percent or more.
Furthermore, secondary impacts of air pollutants on plant communities, as mediated by effects on other components of the ecosystem, such as plant diseases, herbivorous insects and decomposer organisms, have scarcely been studied.
The plant employs oxygen and steam-blown Lurgi gasifiers of the type used by Sasol in South Africa. Dang XQ, Shi Y, Ma GD, Li DY 2009 Research on performance of electrostatic-bag precipitator with comparative industrial tests.
These pollutants may be distributed over a relatively large area, whose extent depends upon the design and mode of operation of the combustion or conversion process. Coal will continue to provide a major portion of energy requirements in the United States for at least the next several decades.
Identification of clear and accepted definitions that are meaningful across a range of geoscience disciplines, including geology, reservoir engineering, and hydrology• The Committee identified six major areas of uncertainty and concern requiring further investigation if the nation is to minimize undesirable consequences of increased coal utilization now, and in the future. One of the important factors affecting the environmental significance of coal conversion is the trace element content of feed coal.
A coal oil mixture COMcoal oil water mixture COWcoal water mixture CWMcoal methanol mixture CMM or a mixture of coal methanol water CMW have all been tested.
The plant is expected to begin operating in the 2012 time frame. There remains significant uncertainty, however, about these or other longer-term scenarios. There should be close cooperation and coordination among the USGS, the Carbon Sequestration Program managed by DOE-FE, and the states involved in the Carbon Sequestration Regional Partnerships. Continuation of these programs will provide additional vital information in the future.
Ind Eng Chem Res 50:5806—5814. The CCPI program was designed to support the demonstration of a range of promising technologies with potential to efficiently and reliably generate electric power with minimum adverse impact on the environment.the concentrations of radioactive U and Th in the ash are approximately 10 times those in the original coals. Implementation of NEP initiatives should not cause increased public health impacts. The recently enacted Federal Mine Safety and Health Act of 1977 will provide impetus for increased control over hazards in coal mining.
The additional advantages of coal water mixture use include reduced transport costs, simplified handling with consequent reductions in noise and dust levels, ease of fuel regulation to the furnace chamber and relatively simple boiler modifications.
A review of occupational and community health problems associated with coal mining and coal utilization suggests that lessons from past experiences, especially in Appalachia, cannot be applied to the West uncritically.
, or from other parts of the world, would be expected to substantially increase the radiological exposure to humans residing in the vicinity of such plants.