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slag crushing gasifier

  • ClearStack Gasifier - Combustor Technology

    Gasifier Slag Sluice Slag Crusher Quench Tank. ClearStack Technology NOx and CO Emissions Alstom CFD Modeling . Hutsonville . 85 MWe T - Fired Boiler . Firing. Bituminous Coal . NOx, ppmv CO, ppmv @ 3% O. 2. dry @ 3% O. NO. X = 86 ppmv 0.095 lb/10. 6. Btu CO = 7 -

  • Effect of Slag Tap Size on Gasification Performance and ...

    tap. The slag tap is located at the bottom of the gasifier allowing molten slag to flow down to the quenching water bath. The current design of the slag tap has an opening of 33% of the gasifiers inner diameter. The clogging problem can be temporarily resolved by employing a kerosene burner to melt the solidified slag.

  • F23J 1 - Removing ash, clinker, or slag from combustion ...

    CN102575903A Slag monitoring device for coal gasifier and coal gasifier 07/11/2012 CN102575847A Method and apparatus for the conveyance, cooling and energy recuperation of hot material

  • Model toolkit for slag Quarry

    Mar 19, 2020· A recent study by the CSIRO for the Australian National Low Emissions Coal Research and Development agency demonstrated that slag produced from gasification is well suited for use in product manufacturing, such as concrete production, and that its environmental impact in terms of leaching of heavy metals is insignificant.

  • US4432772A - Slag breaker of pressure-type coal gasifier ...

    A slag breaker of a pressure-type coal gasifier having a rotary grate with a plurality of grate segments, a generator bottom and an ash separator, has an inclined breaking plate arranged to be...

  • Process and device for gasification of waste - Linde-kca ...

    Aug 13, 1998· Gasification of waste is performed in a gasifier having a gasification space (1) and a liquid rotating slag bath (2). The slag bath (2) is preferably caused to rotate by tangentially injecting gasification medium and/or at least a portion of the waste via a burner toward the surface of the slag

  • Company Profile - Pump,Pipe,Slag crusher-Jiangsu Shuangda ...

    Slag crusher: it is a key equipment which is between the bottom of the gasifier quench chamber and lock-hoppers used to crush outsize slags,coal ash or deciduous firebrick in order to ensure that the gasifier can discharge slags smoothly and operate continuously over a long period of time.

  • manufacturing process of slag crusher plant

    slag crushing plant,slag crushing mill,cost of slag crushing machines ... For the best use of slag, it is very important to choose the slag crushing plant to crushering. ... Belt conveyor transports the materials in the production process. Read more

  • CHOREN entrained flow gasification - tu-freiberg

    Slag/ash ratio 6:4 - 7:3 Carbon conversion % 96-98 2013: Start of commercial operation 2016: Plant operation availability raised to 92% 2018: Currently both gasifiers cont. on line for ~4 months Steady improvement 6 Gasifier: 2 x 400 MW th (1500 TPD) Coal: Anthracite, >20% ash / FT 1450°C Item 2014 2015 2016 Single gasifier cont. operation

  • MOLTEN SLAGS FORMED DURING GASIFICATION OF

    gasifiers: slag corrosion/dissolution of the refractory liner and spalling caused by slag ... Cold Crushing Strength (MPa) 48.3 66.9 *Data from manufacturers technical data sheet Regardless of the carbon source, carbon feedstock enters the gasifier as particles about

  • 8.6.4. Elcogas Puertollano IGCC Plant | netl.doe.gov

    Carbon conversion for the gasifier is over 98%. Slag, containing less than 1% residual carbon, is removed from the gasifier through a slag crusher and lock hoppers. The raw syngas is quenched with a flow of cooled, particle-free, recycled syngas to a temperature of 900 °C, or 1,650 °F, upon leaving the gasifier.

  • Characterization of slag from anthracite gasification in ...

    Anthracite is characterized by low grindability index and low gasification reactivity, which is not suitable for fluidized gasifier and entrained-flow gasifiers for low carbon conversion and high crushing cost. However, due to its high thermal and mechanical strength, it is preferred to be gasified in moving bed slagging gasifier.

  • Industrial Gasifier Plant - Industrial Gasification Plant ...

    We provide Industry proven, Coal-Gasification project development services, manufacturing services and on-line detection system. KINC Mineral Technologies introduces, the most economic, advanced yet simple & most energy efficient Gasification Plant to serve the

  • Characterization of slag from anthracite gasification in ...

    Anthracite is characterized by low grindability index and low gasification reactivity, which is not suitable for fluidized gasifier and entrained-flow gasifiers for low carbon conversion and high crushing cost. However, due to its high thermal and mechanical strength, it is preferred to be gasified in moving bed slagging gasifier.

  • Considerations for the Design and Operation of Pilot-Scale ...

    Oct 24, 2012· Slagging gasifier converts inorganic parts to slag that is made by treating ash at the temperature above the ash fusion temperature. Non-slagging gasifier transforms the inorganics to ash form that is sometimes causing heavy metal leaching problem.

  • US Patent Application for METHOD OF GASIFICATION OF ...

    Jun 26, 2014· 2. The method of claim 1, comprising: 1) crushing the collected biomass, feeding the biomass to the gasifier while supplying the external heat source and an oxidant to the gasifier, controlling an operating temperature of the gasifier at between 1300 and 1750° C., allowing the biomass to fully contact with the oxidant so that desiccation, volatile matter precipitation, pyrolysis, and ...

  • Slag PM Recovery Precious Metals from Old Slag

    A. Slag is the glass-like by-product left over after a desired metal has been separated from its raw ore. While slags are generally used to remove waste in metal smelting, they can also serve other purposes, such as assisting in the temperature control of the smelting, and minimizing any re-oxidation of the final liquid metal product before the molten metal is removed from the furnace and used ...

  • Utilization of Coal Gasification Slag Collected from IGCC ...

    The slag that has flowed from the coal gasification unit is water-cooled in the slag cooling unit, passes through the slag crusher and is collected within the slag rock hopper. The slag rock hopper has a mechanism that allows for the discharge of the slag under

  • Syngas Cooler - Schmidtsche Schack

    Compared to a gasifier without heat transfer but with direct water quenching, the SCHACK ® Radiant Syngas Cooler increases the overall process efficiency by approximately five percentage points. Integrated water bath and slag crusher to reliably reduce the

  • Solid waste gasification | LCDRI CN

    Gas Generating Device: Gasification device adopts sealed continuous operation gasification heating furnace, which is composed of sealed device, gasifier and slag discharging mechanism. The waste is pyrolyzed and gasified at low temperature in the gasifier to produce flammable gas.

  • Customized Industrial Solid Waste Gasification Burner ...

    Compared with the traditional direct combustion burner, the pyrolysis gasification burner operates steadily with very little dust and has a unique automatic rotary grate, which has the functions of slag breaking, slagging prevention and better slag discharging and slag breaking. 1.

  • slag crushing and screening plant | Mining & Quarry Plant

    Mar 29, 2013· Slag crushing machine, Grinding mill for slag crushing plant What is Slag in Gasification? Hundreds of tons of slag, a byproduct are produced from gasification units all

  • Beijing Aerospace Propulsion Institute_Slag Crusher

    Vertical and horizontal slag crushers are applied in coal gasification industry and can match with various coal gasification systems such as Texaco, GSP, HT and Southeast China Polytechnic University's systems. We occupy market share in Chinas slag crusher industry. We are the only supplier of this kind of products in China.

  • Zhenxing Guo's research works | Chinese Academy of ...

    Zhenxing Guo's 28 research works with 385 citations and 1,179 reads, including: Characterization of slag from anthracite gasification in moving bed slagging gasifier

  • Industrial Solutions uhde entrained-flow gasification

    Slag Raw gas uhde® entrained-flow gasifier with direct quench (PDQ) 1 Cyclone filter 2 Filter Lock hopper 3 Feed bin 4 PDQ gasifier 5 Direct quench 6 Slag crusher/collector (if required) 7 Slag lock hopper 8 Steam drum 9 Slurry filtration 10 Scrubber Boiler feed water Wash water Steam Raw gas cake Waste water Slag Feed dust Oxygen 8 9 4 0 5 ...

  • BGL Gasifier-TYHI PRODUCTS

    BGL Gasifier is a kind of fixed-bed slag-tapping gasifier with high carbon conversion. Except strong caking coal, all other coals can be gasified in the gasifier. The gasifier is widely used in the field of Coal to ammonia, coal to methanol, coal to dimethyl ether, coal to synthetic oil, coal to SNG and etc.

  • Slag Grinder - Precision Gasification Services Pvt. Ltd

    OEM CCC Group Inc. USA awarded Refurbishment work in Slag Grinders-Dismantling of Shafts, Servicing, Re-assembly, Shaft Laser Alignment, Vibration Analysis, Hydrotest, Refractory Crush Test & Logistics for Slag Griders in J3- SEZ Gasification Island. Weight Approx 60 MT each,. Qty: 4 nos.

  • Slag Crushing | THE STANDARD Slag Recycling

    Unique Hydraulic Release Mechanism - THE STANDARD Jaw crusher was specially designed for the slag recycling industry. It has the unique patented H ydraulic R elease M echanism () to guarantee continuous crushing. No blockage when uncrushable materials like metal hit the crusher.

  • Slag Crushing -

    Slag Crushing by The StandardThe Standard standardized crushing and screening plants Spielbergstrasse 44332 Au an der Donau / Austriaemail: [email protected]

  • Slag Grinder Engineering & Design - KnightHawk Engineering

    Crushers and Slag grinders are often applied in Materials Handling and Gasification plants to reduce the size of quenched slag from the gasifiers tap-hole or break clinkers from slow moving bed reactors.

  • Method and system for removing slag - Texaco Development ...

    8. Method of removing slag from a pressurized gasifier or the like wherein liquid slag is formed at high temperature, comprising the steps of . quenching said slag in a fluid quenching medium to solidify said slag, crushing said solidified slag to a predetermined maximum size in said quenching medium,

  • Thomas Chhoa Vice President Coal Gasification Shell Gas ...

    SLAG COAL/PETCOKE Fly ash Recirc. QUENCH GAS GASIFIER SALTS SULPHURSULPHUR CLEAN SYNGAS 1600 °C 900 °C Gas ... Shell Coal Gasification Process development to commercialization > 200 coal types tested providing ... slag crusher wider procurement options for equipment lower cost

  • WMPI - Waste Coal to Clean Liquid Fuels

    The coal reacts in the gasifier with oxygen and steam to syngas. Simultaneously the mineral compounds of the coal form liquid slag and a certain part of fly ash. The syngas leaving the gasifier at the top is quenched with cooled and dust free syngas supplied from the Dry Solids Removal section via Quench Gas Compressor. The further cooling of ...

  • US6311629B1 - Process and device for gasification of waste ...

    Gasification of waste is performed in a gasifier having a gasification space ( 1 ) and a liquid rotating slag bath ( 2 ). The slag bath ( 2 ) is preferably caused to rotate by tangentially injecting gasification medium and/or at least a portion of the waste via a burner toward the surface of the slag bath. Waste with a diameter of to 5 mm is preferably introduced into gasifier ( 1 ) above the ...

  • Technical Route and Characteristics of Waste Incinerator ...

    Mar 01, 2021· After crushing, the garbage is added to the rotary kiln heated by high temperature air by spiral feeder. While accepting the stirring action formed by rotation, the heat decomposition gasification is carried out slowly in the anaerobic gas environment of about 450. ... gas and gasifier slag removal together in the high temperature melting ...

  • 11.11-2 EMISSION FACTORS 2/80

    value of the product). Gasification reactors are classified by type of reaction bed (fixed, entrained, or fluidized), the operating pressure (pressurized or atmospheric), the method of ash removal (as molten slag or dry ash), and the number of stages in the gasifier (1 or 2). Within each class, gasifiers have similar emissions.

  • Corrosion in high alumina refractory serviced in a bench ...

    Jan 15, 2021· In the high temperature environment of the gasifier, the molten slag tended to gather together and gradually formed larger molten slag drops. As the large drops adhered to each other and formed a slag film covering the inner wall of the hole, Al 2 O

  • Recent operating experience and improvement of commercial

    Slag produced in the gasifier exits through a quench bath followed by lock hoppers. There is no slag crusher used at the slag lock hopper outlet. Fly ash is removed by a cyclone and a ceramic candle filter, while a wet scrubbing unit removes halides.

  • 8.6.3. Nuon Power Buggenum IGCC Plant | netl.doe.gov

    There was no slag crusher used at the slag lock hopper outlet. As the raw syngas exited the gasifier it was quenched to a temperature of 900°C (1,650°F) by cool recycled particle-free syngas. A water-tube boiler then lowered the syngas temperature to 235°C (455°F) by

  • From the Plan to the Plant | Modern Pumping Today

    The crusher must reduce slag as well as occasional refractory tiles or bricks, dislodged from the gasifier hot face, to no more than 1 inch in size to avoid bridging and arching in the outlet. The equipment must be designed, manufactured, tested, and delivered to site under schedule constraints, in time for the next scheduled shutdown.