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Saturday, April 18, 2020 | History

2 edition of Problems associated with controlling sulfur emissions from high-Btu coal gasification plants found in the catalog.

Problems associated with controlling sulfur emissions from high-Btu coal gasification plants

W. T Atkins

Problems associated with controlling sulfur emissions from high-Btu coal gasification plants

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  • 23 Currently reading

Published by Dept. of Energy, for sale by the National Technical Information Service] in [Washington], [Springfield, Va .
Written in English

    Subjects:
  • Coal gasification,
  • Emissivity,
  • Sulfur

  • Edition Notes

    StatementW. T. Atkins and H. J. Takach, C. F. Braun & Co. ; prepared for the United States Department of Energy and Gas Research Institute
    SeriesFE ; 2240-13
    ContributionsTakach, H. J., joint author, United States. Dept. of Energy, Gas Research Institute, C.F. Braun & Co
    The Physical Object
    Paginationiv, 31, A-10 p. :
    Number of Pages31
    ID Numbers
    Open LibraryOL14879061M

      (6) The gasification of coal by partial oxidation with air to low Btu gas in a 1-inch coal-fired FBG unit shows that in the temperature range of /sup 0/ to /sup 0/C the efficiency of coal gasification is improved by as much as 40% when ACS pellets are used compared to the use of Greer limestone. At the same time the sulfur removal. This particular coal-to-power technology allows the continued use of coal without the high level of air emissions associated with conventional coal-burning technologies. In gasification power plants, the pollutants in the syngas are removed before the syngas is combusted in the turbines. Currently, combustion is a mature discipline and an integral element of diverse research and development programs, ranging from fundamental studies of the physics of flames and high-temperature molecular chemistry to applied engineering programs involved with producing clean burning coal plants and low emissions high mileage combustion engines. Gasification plant capacity is reported in units of volumetric output of syngas (i.e., normal cubic meters per day). However, the Department of Energy (DOE) converted all the gasification input and output capacities to MWth. (1MWth = 3,,Btu/hr). Gasification is an alternative to combustion, and has an energy efficiency of 50%.


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Problems associated with controlling sulfur emissions from high-Btu coal gasification plants by W. T Atkins Download PDF EPUB FB2

Get this from a library. Problems associated with controlling sulfur emissions from high-Btu coal gasification plants. [W T Atkins; H J Takach; United States. Department of Energy.; Gas Research Institute.; C.F. Braun & Co.]. The characteristics of waste streams that are predicted for commercial systems, therefore, are based on engineering analysis of the coal conversion processes and related operations, such as coke ovens and coal preparation plants.

Wastewaters— The following major wastewaters are associated with coal gasification systems: 1. Table Synthetic Fuel Plants Recommended for Project Independence Number of Plants Product Quantity 5 12 16 total 41 Shale oil High-Btu gas from coal Low-Btu gas from coal as fuel for power generation Motor fuel and clean distillate fuel oils from coal De-ashed coal or syn^crude from coal Fuel grade methyl alcohol from coal 16 x The efficiency of coal conversion processes to produce high-Btu gas is in the range of percent, depending on the type of process used.

This range of efficiencies may be raised to percent by including the heating value of by-products such as oils, tars, and sulfur. sulfur coals is inadequate and is expected to remain so. By shifting available low-sulfur coal to plants not meeting primary standards from plants which could burn higher sulfur coal and still meet the primary standards, some improvement in ambient air quality could be achieved.

It is estimated that a shift of as much as 36 million tons could. In Chapter 4 a strategic planning framework was established to assess planning for coal-related RDD&C.

The framework is based on projected scenarios for future energy demand and markets for coal technologies, taking into account likely future environmental requirements, competing energy sources, institutional issues, international activities, and other factors affecting the demand for coal. Attention is not only focused on controlling pollutants such as sulfur dioxide (SO 2), oxides of nitrogen (NOx), and particulates (PM) but also for controlling the emission of carbon dioxide (CO2).

There is an increasing need to reduce the emissions of carbon dioxide Author: J.G. Speight. Besides specific health and safety requirements H2S (also sulfur in liquid fuels) can combust producing SOx (SO 2 /SO 3) emissions to atmosphere, which react in the presence of moisture resulting.

Coal gasification is presented in terms of the chemistry of coal conversion and the product gas characteristics, the historical development of coal gasifiers, variations in the types and. Characteristics and impact of different industrial effluents from coal mines with a biotechnological approach of using green algae for waste water treatment-an appraisal: Kumar Anand, Occupational health problems at coal gasification plants should be less severe than those at installations handling similar process streams, such as coke oven plants, steel mills, and coal washing plants.

This is expected because some coal gasification processes operate at pressure and all produce large amounts of poisonous gases, so that leaks Cited by: 1. Full text of "Identification of synthetic fuel impacts: a preliminary assessment" See other formats.

This problem of noncomplying power generation plants could conceivably be solved by the use of this Nation's vast supply of low-sulfur coal. The U.S. Bureau of Mines estimated in that east of the Missisippi there were 33 billion tons of high-Btu coal, with one percent or less sulfur content.

This banner text can have markup. web; books; video; audio; software; images; Toggle navigation. Much the same as in coal-fired power plants, the oxygen-starved coal combustion process associated with traditional gasification technologies results in a liberation and emission of mercury and sulfur, as well as heavy metal particulate such as lead and arsenic, into the atmosphere, contributing to both air pollution, acid rain, and water.

@article{osti_, title = {New cleaning technologies advance coal}, author = {Onursal, B.}, abstractNote = {Alternative options are discussed for reducing sulfur dioxide emissions from coal burning utility and industrial sources.

Test results indicate that it may be most advantageous to use the AED Process after coal preparation or on coals that do not need much ash removal. and reduce CO2 emissions, integrates coal gasification to generate electricity and carbon capture and sequestration (CCS) technology to eliminate virtually all of the emissions associated with.

DEVELOPMENT AND APPLICATION OF OPTIMAL DESIGN CAPABILITY FOR COAL GASIFICATION SYSTEMS Technical Documentation: Integrated Gasification Combined Cycle Systems (IGCC) with Carbon Capture and Storage (CCS) Final Report of Work Performed Under Contract No.: DE-ACMC Reporting Period Start, October Reporting Period End, May Report.

IEA, Modeling and simulation for coal gasification, IEA Coal ResearchISBN IEA Greenhouse Gas R&D Program, Potential for improvement in gasification combined cycle power generation with CO2 capture, IEA report, report number PH4/ 52 Matchak, T.A.

The CAA indirectly, but more significantly, affects the U.S. coal industry by extensively regulating the air emissions of sulfur dioxide, nitrogen oxides, mercury, PM and other substances emitted. High sulfur coal can be burned in electric utility plants equipped with sulfur-reduction technology, such as scrubbers, which can reduce sulfur dioxide emissions by up to 99%.

Plants without scrubbers can burn high sulfur coal by blending it with lower sulfur coal or by. Example: metallic iron can be heated with sulfur to produce a new compound, iron sulfide.

The iron sulfide has chemical properties different from either the iron or the sulfur. coal gasification- the conversion of coal into synthetic natural gas (SNG). E FE Problems Associated with Controlling Sulfur Emissions From High-BTU Coal Gasification Plants   E FE Considerations in Sizing Coal Gasification Plants   E FE Methanation Feed Gas Carbon Dioxide Level   E FE Mechanical Development Investigations  .

The book is co-authored by a dozen of the world's leading experts on automotive emissions. It should be an excellent source of information on precisely how one might kill people with Diesel exhaust. But in the entire page book, which is rather typical of all other books one can find on this subject, there was only one sentence relevant to.

High-BTU Gas Via In Situ Coal Gasification, Stephens et al., Oct., (41 pages). A One-Dimensional Model for In Situ Coal Gasification, Thorsness et al., Aug.

25, (76 pages). Control Aspects of Underground Coal Gasification: LLL Investigation of Ground-Water and Subsidence Effects, Mead et al., Nov. 10, (21 pages). In continuous operations and prolonged turndown scenarios, low flow velocities are unavoidable.

To prevent the aforementioned problems associated with low flow velocities, some measures that could be implemented are described below: 1.

Injection of anti-corrosion and anti-scale additives in the piping / pipeline system. Title: American Coal Issue 2Author: American Coal Council, Name: American Coal Issue 2Length: 64 pages, Page: 1, Published: Issuu company logo Issuu. 10 Plasma gasification is different from other types of gasification in the view that it can process any type of waste whether it‟s MSW, hazardous waste, agro residue, plastics, tires, and industrial waste etc.

Table Commercial plants based on plasma gasification technology Capacity Waste processed Location of plant Type of plant TPD. Tire fire emissions are 16 times more mutagenic than emissions from fireplaces times more mutagenic than emissions from coal-fired utilities with good pollution controls (EPA ).

Oil, ash and residue from tire fires seep into the ground and contaminate the. High sulfur coal can be burned in plants equipped with sulfur-reduction technology, such as scrubbers, which can reduce sulfur dioxide emissions.

Plants without scrubbers can burn high sulfur coal by blending it with lower sulfur coal, or by purchasing emission allowances on the open market, which permit the user to emit a ton of sulfur dioxide.

Indeed, DOE reports that modern coal fired generators are equal to natural gas fired plants in emissions and produce “62 times less nitrogen oxide than a conventional coal plant.“ Thirty-four modern coal plants are under construction or being planned.

Wisconsin is adding 1, MW. A hydrocarbon containing formation may be treated using an in situ thermal process. Hydrocarbons, H2, and/or other formation fluids may be produced from the formation.

Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature. Pyrolysis products may be produced from the formation. After pyrolysis, the temperature of the portion may be. cover cover title: Petroleum Processing Handbook author: McKetta, John J.

publisher: CRC Press. High-BTU Gas Via In Situ Coal Gasification, Stephens et al., Oct., (41 pages). A One-Dimensional Model for In Situ Coal Gasification, Thorsness et al., Aug. 25, (76 pages). Control Aspects of Underground Coal Gasification: LLL Investigations of Ground-Water and Subsidence Effects, Mead et al., Nov.

10, (21 pages). Our Australian production includes both low-sulfur thermal coal and high Btu metallurgical coal. We generated 86% of our production for the year ended Decem from non-union mines.

For the year ended Decem87% of our sales (by volume) were to U.S. electricity generators, 9% were to customers outside the United States and. Faced with the need to reduce emissions from existing plants, a utility can choose to install a scrubber, switch to low sulfur coal or natural gas, or cofire.

Undoubtedly, the scrubber option will preserve current coal industry employment patterns by allowing plants to continue using the current coal supplies.

Delaware has begun a rulemaking process to reduce emissions from the state´s older coal- and oil-fired power plants. The Department of Natural Resources and Environmental Control will develope a regulation that will require power plants between 25 and 51 years old to cut sulfur dioxide, nitrogen oxide and mercury emissions.

"Energy Accounting as a Policy Analysis Tool" which was prepared at your request. The report describes the essential elements of Energy Accounting, traces its development over the past several years as an analytical technique, and measures its potential utility in policy analysis against its utility as.

As such, gas quality specifications and interchangeability issues are somewhat topical with regulators and prospective service providers. Gas feedstock to Japan has historically and today remains dominated by imported LNG—representing approximately 84% of total supply, with the balance being composed of liquefied petroleum gas (LPG) and some.

Power Engineering of x. Share & Embed. Some coal-fired power plants use biomass as a supplementary energy source in high- efficiency boilers to significantly reduce emissions. Even gas can be produced from biomass to generate electricity.

Gasification systems use high temperatures to convert biomass into a gas (a mixture of hydrogen, carbon monoxide, and methane).This press release was orginally distributed by SBWire.

Edison, NJ — — 03/02/ — A Qualitative Research Study accomplished by HTF MI Title on Global Biochar Market has witnessed continuous growth in the past few years and is projected to grow even further during the forecast period ().The assessment provides a ° view and insights, outlining the key outcomes of the industry.Energy Source Coal Coal, Biomass Natural Gasb Natural Gas, Biomassc Natural Gas, Coal Natural Gas, Landfill Biogas, Wood Natural Gas, Syrup Waste Heat d Waste Heat d, Natural Gas Total a Capacity (Million Gallons per Year) % of Capacity No.

of Plants 1, 50 9, 35 50 12, % % % % % % % % %