Last edited by Nikogul
Thursday, May 7, 2020 | History

2 edition of Fractional efficiency of an electric arc furnace baghouse found in the catalog.

Fractional efficiency of an electric arc furnace baghouse

Reed W. Cass

Fractional efficiency of an electric arc furnace baghouse

by Reed W. Cass

  • 167 Want to read
  • 8 Currently reading

Published by Environmental Protection Agency, Office of Research and Development, for sale by the National Technical Information Service in Washington, Springfield, Va .
Written in English

    Subjects:
  • Electric arc.,
  • Filters and filtration.

  • Edition Notes

    Statementby Reed W. Cass and John E. Langley.
    SeriesInteragency energy-environment research and development program report ; EPA-600/7-77-023, Research reporting series -- EPA-600/7-77-023..
    ContributionsLangley, John E., joint author., United States. Environmental Protection Agency. Office of Research and Development.
    The Physical Object
    Paginationviii, 177 p. :
    Number of Pages177
    ID Numbers
    Open LibraryOL17066526M

    A wide variety of electric arc furnace options are available to you, There are 1, suppliers who sells electric arc furnace on , mainly located in Asia. The top countries of suppliers are India, China, from which the percentage of electric arc furnace supply is 1%, 99% respectively. Beautiful Design Electric Arc Furnace Price Submerged Ferroalloy rated Capacity t Ladle furnace diameter mm Transformer frequency capacity KVA electrode Diameter mm electrode ring Diameter mm Molten steel heating speed ℃/min 15 ≥ 20 ≥ 25 ≥ ≥ 30

    EPA/Q FRACTIONAL EFFICIENCY OF A UTILITY BOILER BAGHOUSE NUCLA GENERATING PLANT by Robert M. Bradway and Reed W. Cass GCA Corporation GCA/Technology Dmsion Bedford, Massachusetts Contract No. , Task 3 ROAP No. 21ADM Program Element No. 1AB EPA Project Officer: James H. Turner Industrial Environmental . In the semi-integrated process, the main ones are the slag of electric steelmaking, EAF dust and mill scale continuous casting and rolling. Electric arc furnace (EAF) dust. The EAF dust is generated during melting of scrap in electric arc furnace and collected by bag filters or electrostatic by:

    During EAF operation, electric-arc furnace dust, EAFD, is generated as a result of the vaporization of molten iron with nonferrous metals, CO bursting bubbles and the ejection and dragging of particles from the metal bath, slag and other materials in the oven. A basic characteristic of the EAF is precisely the presence of an electric-arc Cited by: A U.S. based steel producer was replacing the fabric filter bag set from a reverse-air baghouse serving its electric arc furnace. The baghouse contained more than 2, bags and was treating approximat m 3 /min. (, ft 3 /min.) of flue gas. The purchaser was deciding between either a non-membrane or membrane filter fabric.


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Fractional efficiency of an electric arc furnace baghouse by Reed W. Cass Download PDF EPUB FB2

Get this from a library. Fractional efficiency of an electric arc furnace baghouse. [Reed W Cass; John E Langley; United States. Environmental Protection Agency. Office of Research and Development.]. TECHNICAL REPORT DATA (Please read Instructions on the reverse before completing) 1 REPORT NO EPA/ 3 RECIPIENT'S ACCESSION-NO.

4 TITLE ANDSUBTITLE FRACTIONAL EFFICIENCY OF AN ELECTRIC ARC FURNACE BAGHOUSE 5. The report gives results of an evaluation of the performance of a fabric filter system controlling emissions from either one or two ton electric arc furnaces producing a high-strength, low-alloy specialty steel.

The evaluation involved measuring the system's total mass collection efficiency and apparent fractional collection efficiency. Figure Cooled parts of the electric arc furnace. (a) Panels making the upper part of the shell, (a) Panels making the upper part of the shell, (b) roof, and (c) off-gas : Jorge Madias.

An electric arc furnace (EAF) is a furnace that heats charged material by means of an electric arc. Industrial arc furnaces range in size from small units of approximately one ton capacity (used in foundries for producing cast iron products) up to about ton units used for secondary furnaces used in research laboratories and by dentists may have a capacity of only a few.

The Electric Arc Furnace on *FREE* shipping on qualifying offers. Fractional Efficiency of Utility Boiler Baghouse: Sunbury Steam-Electric Station [U.S.

Environmental Protection Agency] on *FREE* shipping on qualifying offers. The U.S. Environmental Protection Agency (EPA) was introduced on December 2, by President Richard Nixon. The agency is charged with protecting human health and the environment.

An electric arc furnace is a typical batch melter with repeated cycling of operations that include a roof open-ing, scrap charge, roof closing, melting, refining, tap-ping, and repair in about an hour. The hot dusty gas generated from the furnace causes a strong heat con. MATERIAL SAFETY DATA SHEET STEEL MILL ELECTRIC ARC FURNACE DUST SECTION I Manufacturer's Name Emergency Telephone Number Gerdau AmeriSteel / Contact Telephone Number for Information Matt D.

Moore / Director, Safety & Health Date Prepared Address 02/16/93 P. Box Synonyms Tampa, FL Baghouse Dust, KFile Size: 65KB. SMS Demag Electric Arc Furnaces DESIGN FEATURES 4 SMS Demag Electric Arc Furnaces are known worldwide for their availability and robustness. Our furnace design reflects constant improvements and responds to our customers’ demands.

High productivity Low production cost Reliable operation Low maintenance 4 2 1 8 7 2 5 6 3 Power Conducting Arms File Size: KB. Tetronics testwork, and the scale-up potential of ASEA’s DC arc furnace. This is where the application of pre-baked graphite electrodes in a DC arc furnace came about.

Mintek built a MW DC arc furnace in to support this development. Since then, that concept has been applied in a number of areas. Arc furnaces range in size from small units of approximately one ton capacity up to about ton units used for secondary steelmaking.

Arc furnaces used in research laboratories and by dentists may have a capacity of only a few dozen grams. Electric arc furnace temperatures can. AC electric arc furnace, with three oxygen burners and lance manipulators, provides the required output of 70 tph.

An annual production oftons is achieved by running 18 hr per day. Maintenance of the refractory furnace lining averaged, 20 min per heat, requiring two or three people. Also, the furnaceFile Size: KB. Electric arc furnace (EAF) is a furnace that heats charged material by means of an electric arc.

An electric arc furnace is heated up to oC by electricity that is generated through electrodes [7]. Generally, two types of a furnace (a) Indirect arc furnace- In the indirect-arc furnace, an arc is struck between two carbon electrode and heat isFile Size: KB.

This book equips a reader with knowledge necessary for critical analysis of these innovations and helps to select the most effective ones and for their successful implementation. The book also covers general issues related to history of development, current state and prospects of.

An electric arc furnace is a large pot into which scrap steel, like old cars, bicycles, and refrigerators, are dumped. Aero Industries Inc. electrodes are part of the furnace structure. We supply and machine electrodes ranging from 75 millimeters (3 inches) in diameter, or quite large, up to millimeters (30 inches) in diameter and as much as millimeters long.

A direct electric arc furnace is a large refractory-lined steel pot, fitted with a refractory roof through which 3 vertical graphite electrodes are inserted, as shown in Figure The metal Figure Electric arc steel furnace.

charge is melted with resistive heating generated by File Size: KB. Modern electric furnaces generally are either arc furnaces or induction furnaces. A third type, the resistance furnace, is still used in the production of silicon carbide and electrolytic aluminum; in this type, the furnace charge (i.e., the material to be heated) serves as the resistance element.

In one type of resistance furnace, the heat-producing current is introduced by electrodes buried. The process produces electric arc furnace dust (EAFD), a hazardous material containing lead and cadmium.

SHARE TIPS The company, which will employ 43 people, will process electric arc furnace dust from the Nucor Hickman and Nucor Yamato steel plants in Mississippi County, converting it into marketable products used primarily in the metals industry.

The Electric Arc Furnace (EAF), designed for steelmaking from recycled scrap iron (Figure 1), also co-produces between 15 to 25 kg of dust per ton of steel. Dust formation is strongly linked to the process which can be divided into five steps: furnace charging: the scrap and the additives (lime, coal, etc.) are loaded into special charging.

Electric arc furnace (EAF) dust is a hazardous waste product of the steelmaking industry with a high concentration of heavy metals, especially Zn and Pb.used in arc furnace modeling [3,4].

In reference [5]˜ the electrical model of an electric arc furnace integrates with thermal model for its performance evaluation. The effect of different arc furnace models on voltage disturbance is reviewed in [6,11].

However, the previous models are not suited to discuss the influence of impact on power supplyFile Size: 1MB.The arc furnace shown in Figure 2 is one of two MW dc arc furnaces.

There are also two smaller dual-station, MW ladle refining furnaces. The arc furnaces are sized for tapping tons, while carrying a ton heel. They are roughly 25 feet in diameter, with a volume of 6, cubic feet. Figure 2. Feeder to the MW arc furnace.