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Monday, July 27, 2020 | History

2 edition of Methane emissions from gassy coals in storage silos found in the catalog.

Methane emissions from gassy coals in storage silos

Joseph E Matta

Methane emissions from gassy coals in storage silos

by Joseph E Matta

  • 163 Want to read
  • 4 Currently reading

Published by Dept. of the Interior, Bureau of Mines in [Washington] .
Written in English

    Subjects:
  • Coal -- Storage,
  • Bituminous coal -- Storage,
  • Methane,
  • Mine gases

  • Edition Notes

    Bibliography: p. 12

    Statementby J. E. Matta, J. C. LaScola, and Fred N. Kissell
    SeriesReport of investigations - Bureau of Mines ; 8269
    ContributionsLaScola, John C., joint author, Kissell, Fred N., joint author, United States. Bureau of Mines
    The Physical Object
    Pagination[3], 14 p. :
    Number of Pages14
    ID Numbers
    Open LibraryOL14914877M

    Coal Bed Methane: From Prospect to Pipeline is the proceedings of the 25th anniversary of the North American Coal Bed Methane provides the latest advancements in the production of coal bed methane covering a variety of topics, from exploration to gas . Handbook for Methane Control in Mining [Department of Health and Human Services: National Institute for Occupational Safe] on *FREE* shipping on qualifying offers. This handbook describes effective methods for the control of methane gas in mines and tunnels. It assumes the reader is familiar with mining. The first chapter covers facts about methane .

    Assessing the Methane Hazard of Gassy Coals in Storage Silos 1/1/ - Reports of Investigations The Bureau of Mines investigated coal storage silos to determine how gassy coal must be for methane accumulations in a silo . Presently, there is high uncertainty in estimates of methane (CH4) emissions from natural gas-fired power plants (NGPP) and oil refineries, two major end users of natural gas. Therefore, we measured CH4 and CO2 emissions at three NGPPs and three refineries using an aircraft-based mass balance technique. Average CH4 emission Cited by:

      Romeo M. Flores, in Coal and Coalbed Gas, Chronological Developments of Coalbed Gas. Coal mining and the concern about mine safety in relation to coal mine explosions and derivative incidents originally spurred on coalbed gas development. For the past years, efforts on improving technology and safety of coal mines worldwide focused on controlling methane . Published: Series: Description: This Bureau of Mines survey of methane emissions indicates that total daily emissions have declined from MM ft3 in to MM ft3 in The highest average Cited by: 4.


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Methane emissions from gassy coals in storage silos by Joseph E Matta Download PDF EPUB FB2

Coal Gas | Coal Mine Methane | Coal Seam Methane | Coal. silos, methane may accumulate above the coal pile during storage of gassy coals. Ventilation is provided by various types of openings at the top of the silo.

Naturally ventilated silos depend upon wind to move air through the openings, although some silos. Mining Publication: Methane Emissions from Gassy Coals in Storage Silos.

The methane gas emitted from coal samples collected from the conveyor belts dumping into silos was measured by the Bureau of Mines. Approximately 50 pct of the total gas desorbed. Additional Physical Format: Online version: Matta, J.E. Methane emissions from gassy coals in storage silos. [Washington]: Dept.

of the Interior, Bureau of Mines, gassy coal must be for methane accumulations in a silo to become hazardous and where such accumulations are likely to occur. Methane concentrations were measured in the open space above the stored coal pile, in the pile, and in the ASSESSING THE METHANE HAZARD.

Methane emissions from gassy coals in storage silos / by J.E. Matta, J.C. LaScola, and Fred N. Kissell. Methane concentrations were measured in the open space above the stored coal pile, in the pile, and in the reclaiming area.

No methane layering was found in closed-top silos. Reclaiming areas were as gassy as the top part of the silos. Coal samples were collected from the conveyors entering the silos in order to assess the gassiness of the coal. The methane gas emitted from coal samples collected from the conveyor belts dumping into silos was measured by the Bureau of Mines.

Approximately 50 pct of the total gas desorbed into a sealed. The Bureau of Mines investigated coal storage silos to determine how gassy coal must be for methane accumulations in a silo to become hazardous and where such accumulations are likely to occur.

Methane concentrations were measured in the open space above the stored coal pile. Methane emissions from gassy coals in storage silos / By J. Matta, Fred N. Kissell and joint author.

Silo Gas Formation. Silo gas is formed through the natural fermentation process of chopped forages shortly after it is placed in the silo. Though a variety of gases are released during this process, the type of silo in which the forage is stored is important in determining which gas.

Both open-top and closed-top silos were visited. Open-top silos allow large air movements above the coal pile, reducing the hazard of a methane explosion at the top.

However, dust emissions during silo loading can be a prob- lem. Closed-top silos are usually ventilated by openings at the top of the silo. In the author's opinion, the wide variation in global emission estimates from the coal and natural gas industries is due to limited data, most of which has not been independently verified.

In this study, coal-bed methane (CBM) emissions and natural gas Cited by: occurring in coal beds. These conditions are ideal for degassing. At first, it was believed that the gas desorbed from coal was pure methane.

Now it is well known that coals also contain nitrogen, carbon. The Bureau of Mines investigated coal storage silos to determine how gassy coal must be for methane accumulations in a silo to become hazardous and where such accumulations are likely to occur.

Natural Gas Really Is Better Than Coal odd peaks in regional methane emissions, causing scientists to worry that there could be a lot more methane leaking from sites of natural gas production Author: Sarah Zielinski.

Introduction. Methane is a type of clean energy but also a potent greenhouse gas (GHG) (Bibler et al.,Zhou et al.,Li et al., a, Li et al., b).It has a global warming potential (GWP) 25 times greater than that of carbon dioxide over a horizon of years according to the IPCC fourth assessment report and accounted for % of the global anthropogenic GHG emissions ().Cited by: 9.

EPA/R-S6~h June METHANE EMISSIONS FROM THE NATURAL GAS INDUSTRY, VOLUMES: EQUIPMENT LEAKS FINAL REPORT Prepared by: Kirk E.

Hummel Lisa M. Campbell Matthew R. Harrison Radian International LLC N. Mopac Blvd. P.O. Box Austin, TX DCN: For GRI Project Manager: Robert A. Lott GAS. New Elk Coal Company –Coal Mining In an Established Gas Field Part 2 Raymond C. Pilcher and Candice L.M. Long 7 May Outline coal prep plant, coal storage silos, mine facility buildings, surface conveyors, electrical •Are fugitive emissions of methane File Size: 3MB.

Additional Physical Format: LaScola, John C. Assessing the methane hazard of gassy coals in storage silos 9 p.

(DLC) (OCoLC) Material Type. Genre/Form: Government publications: Additional Physical Format: Online version: LaScola, John C. Assessing the methane hazard of gassy coals in storage silos."The Bureau of Mines investigated coal storage silos to determine how gassy coal must be for methane accumulations in a silo to become hazardous and where such accumulations are likely to occur.

Cited by: 1.Methane Emissions from the Natural Gas Industry The document describes the results of a study to quantify the annual methane emissions from the natural gas industry for the base year. You .