waste heat boiler Agent of dry quenching

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HOT

θrion Gas Fired Steam Boiler

Capacity:1-20t/h

Rated thermal efficiency: 100-104%

Fixed working pressure: ≤1.6MPa

Applicable fuel:natural gas etc.

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HOT

Gas(oil) Fired Integrated Hot Water Boiler

Capacity:0.7-14MW

Rated thermal efficiency:96-98%

Fixed working pressure:≤1.25MPa

Applicable fuel:Natural gas, light oil, etc.

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HOT

H6 Gas Fired Hot Water Boiler

Capacity:0.7-2.8Mw

Rated thermal efficiency: 97.2-106%

Fixed working pressure:0.1MPa

Applicable fuel:Natural gas, etc.

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HOT

T7 Vacuum Hot Water Boilerr

Capacity:2.8-7.0Mw

Rated thermal efficiency:≥105.5%

Fixed working pressure:-0.02MPa

Applicable fuel:Natural gas, etc.

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HOT

V6 Gas Fired Hot Water Boiler

Capacity:99Kw

Rated thermal efficiency:97.2-104.4%

Fixed working pressure:1.0MPa

Applicable fuel:Natural gas, etc.

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HOT

Electric Steam Boiler

Capacity:0.5-4.0 t/h

Rated thermal efficiency:98%

Fixed working pressure:≤1.25MPa

Applicable fuel:electric energy

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  • WASTE HEAT RECOVERY BOILERS - Thermaxglobal

    Dry Quenching - an overview | ScienceDirect TopicsGet Price

  • Nippon Steel's Environmental Initiatives

    Dec 20, 2019 · Coke is essential material asreducing agent to produce steel . Manufacturing process of steel (Blast furnace) 8 Cooling chamber Waste heat boiler Turbine generator Generator •CDQ has been installed at all the working coke ovens of steel manufacturers in Japan. Coke-conveying truck Coke Dry Quenching (CDQ) inert gas steam. 21Get Price

  • SD1 TECHNICAL Description - adb.org

    13. The project proposes to install a coke dry quenching (CDQ) unit of 125 t/h to replace existing wet quenching process. A waste heat boiler 72.5 t/h capacity is employed to recover waste heat from hot inert gas (N2) of 900oC to 980oC from the CDQ process. The waste heatGet Price

  • Waste heat recovery technologies and applications

    Aug 23, 2016 · Dry quenching is a kind of technology, which cools coke by using inert gas, transferring heated inert gas to boiler, then into CDQ boiler by circulation fan for recycling use. The new type waste heat recovery boiler developed by our company has great advantages, it effectively solves problems like boiler sealing, abrasion and expansion, and it can totally adapt …Get Price

  • US Patent Application for PROCESS FOR DRY COOLING OF COKE

    Sep 21, 2012 · WO9109094B1 describes a method for the dry quenching of coke in a quenching chamber with the aid of circulating quenching gas, said method allowing the velocity of the gas coming from the coke to be adjusted so that the grain size of the entrained coke dust particles is less than 3 mm and when the hot quenching gas enters the waste heat boiler Get Price

  • Main Equipment of the CDQ Waste Heat Boilers-ZBG Boiler

    109 rows · Some of the most interesting processes for waste heat to power applications are the coke dry quenching, the electric arc furnace (EAF) and the billet reheating furnace [15]. However, all of these processes are affected by fluctuations in the available heat for recovery.Get Price

  • Gas pumping unit for coke dry quenching plant and method

    In recent years, in the dry quenching of coke with the use of inert gas for cooling the red-heated coke air is blown into the prechamber (f/K) and burn together with coke in order to increase the amount of heat in the settling chamber and the amount of steam in the boiler, or coke derived from coke oven at a low temperature, are oxidized in Get Price

  • Gas pumping unit for coke dry quenching plant and method

    In recent years, in the dry quenching of coke with the use of inert gas for cooling the red-heated coke air is blown into the prechamber (f/K) and burn together with coke in order to increase the amount of heat in the settling chamber and the amount of steam in the boiler, or coke derived from coke oven at a low temperature, are oxidized in Get Price

  • dry coke quenching, air pollution and energy: a status report

    We are pioneer in the field of waste heat recovery boilers for non-recovery type coke ovens/coke dry-quenching (CDQ) plants and is one of the largest suppliers of such boilers in the world. The steam generated from these boilers is typically used for power generation. Manufactured as per Technology developed by Thermax.Get Price

  • Technologies for Improvement in Coking process in

    Jul 31, 2013 · In a coke dry quenching plant, red hot coke is cooled in specially designed refractory lined steel cooling chambers by counter currently circulating inert gas media in a closed circuit consisting of a cooling chamber, a dust collecting chamber, a waste heat boiler, dust cyclones, a mill fan, a blowing device and circulating ducts.Get Price

  • Waste heat recovery technologies and applications

    Jun 01, 2018 · The process of coke dry quenching involves catching the hot incandescent coke in a cooling chamber and by passing an inert gas over the coke to recover and deliver the waste heat loss to a waste heat boiler . This process can also be conducted through wet quenching where heat is transferred to cool water that is sprayed over the hot coke.Get Price

  • RVT Process Equipment GmbH Incineration plants

    Burner with fuel and waste gas piping Gas tube boiler for waste heat recovery 800 kW-burner. Flue gas cooling and purification Dry or moist Dry flue gas cooling If heat reclamation is not economi-cal or it will contaminate the heat exchanger, the temperature of the means of jet gas quench systems until the cooling limit temperature is reached.Get Price

  • Industrial Solutions Gasification Technologies

    technologically advanced dry feed system, multiple burners and membrane wall of the PRENFLO® PSG process with a proprietary water quench system which saturates the raw syngas with water for subsequent gas treatment. Capital-intensive systems, such as the waste heat boiler system, the dry fly ash removal system and the quench gas compressor, areGet Price

  • Coking Waste Heat Boiler In Korea - auto-karta.pl

    Coking Waste Heat Boiler - XinLi Boiler. petroleum coke fired cfb boiler Agents. What Waste Heat Boiler Is Used In Petroleum Coke Calcined. The waste This is analogous to deposits, examined by the authors, from a Korean CFBC boiler. Coke Dry Quenching (CDQ) plant has gathered a lot of attention from the waste heat recovery Get Price

  • CDQ Waste Heat Boilers--ZBG

    CDQ Waste Heat Boilers Kefid 17:24:19. The Coke Dry Quenching (briefly called CDQ) waste heat boiler uses inert gas to cool the coke, transports the heat-absorbing inert gas to the boiler, and then sends it to the coking production energy-saving equipment through a circulating fan for recycling in the CDQ coke oven.Get Price

  • Application of Dry Flue Gas Scrubbing to Hazardous Waste

    waste heat boiler upstream of the SDA would be the best approach if the resul-tant steam can be utilized at the facili-ty. The boiler will result in the smallest dry scrubbing system of the three alter-natives due to the lower volume of evaporated water and more efficient gas dispersion. However, the boiler should be designed with a flue gas re-Get Price

  • Utilization of Excess Dry-Quenching Gas: Operational

    Nov 27, 2020 · The KO-10 boiler permits utilization of the physical and chemical heat in the excess circulating gas from the dry-quenching system.To ensure thermal processing, circulating gas is burned with added coke-oven gas in the boiler. The concentration and gross yield of carbon monoxide are decreased by its combustion in the lined prechamber (prefurnace) of the KO-10 …Get Price

  • Direction of Steel Industry Development against a Low

    Reducing Agent Rate AR /t ] 100 100 98 89 80 95 90 50 60 70 80 90 100 110 1500 2000 (Coke Dry Quenching) SCOPE21 Waste plastics OG BoilerHS Heat Recovery Waste Heat Boiler Recovery of exhaust heat from coolers blooms Hot Charging Direct Hot Charge RollingGet Price

  • New Energy and Industrial Technology Development …

    with water (wet quenching), the heat energy of the red-hot coke is diffused. This project reduced energy consumption at a steelworks by using inert gas to capture waste-heat from red-hot coke (dry quenching) and utilizing that inert gas as a medium to transfer heat to a boiler. Energy conservation effect: 24,700 toe/yr Host country: ThailandGet Price

  • Industrial Solutions Gasification Technologies

    technologically advanced dry feed system, multiple burners and membrane wall of the PRENFLO® PSG process with a proprietary water quench system which saturates the raw syngas with water for subsequent gas treatment. Capital-intensive systems, such as the waste heat boiler system, the dry fly ash removal system and the quench gas compressor, areGet Price

  • 21.3.3 Entrained Flow Gasifiers - 21. 3 Gasification

    Oct 29, 2012 · Most of the ash flows down the gasifier walls as molten slag and drains into a slag quench tank. A waste heat boiler is mounted on the top of the gasifier to recover heat from the hot product gases and to generate steam. In the late 1970s, Shell and Koppers started a joint program to develop a pressurized version of the K-T gasifier.Get Price

  • What is a Waste Heat Boiler? (with picture)

    A waste heat boiler of the water-tube design is able to cope with much higher pressures of steam than a fire-tube boiler, but it is more difficult to construct and install. Inside this type of boiler, there are narrower tubes than inside a fire-tube boiler, and …Get Price

  • Waste Heat Recovery Boilers - Thermaxglobal

    WASTE HEAT RECOVERY BOILERS. We provide energy solutions to utilise waste heat from various processes and applications to improve overall energy balance in ferrous metals, non-ferrous metals, cement, refinery, chemical, oil & gas, glass and other sectors. These offerings include a variety of customised, turnkey solutions to generate steam and Get Price

  • INTRODUCTION OF CURRENT TECHNOLOGIES FOR COKE …

    waste heat recovery boiler. Since the sensible heat recovered by the heat exchange in the cooling chamber is utilized as the heat resource for the steam generation, electric power generated from the CDQ is environment-friendly and clean energy. In addition, compared with conventional wet quenching system, CDQ brings about advantages suchGet Price

  • Quenching Char With An Inert Material Patents and Patent

    Feb 03, 2016 · The waste gases are received from a dry coke cooling vessel and they are delivered through a separator by a blower to the lower end of the coke cooling vessel for flow upwardly through the hot coke. The superheater is mounted over the waste heat boiler and has a connection through a controllable valve to the top of the waste heat boiler.Get Price

  • Coke dry quenching for iron and steel sector | Climate

    The coke dry quenching equipment broadly consists of a coke cooling tower (pre-chamber and cooling chamber) and a waste heat recovery boiler. The entire process has as follows: Red-hot coke (approx. 1,200°C) is charged into the coke cooling tower, and inert gas is blown into the tower from the bottom. Heat exchange is performed with the Get Price

  • Treatment of Steel Plant Effluents | Environmental Engineering

    A third source of waste water from the open hearth furnace is the blow down from the waste heat boilers, which recover heat from the exit gases and produce by-product steam. If there is a separate water treatment plant to supply make-up for the waste heat boilers, wastes from regeneration of the water treatment system may also constitute one of Get Price

  • Improving coke-plant efficiency by dry quenching with

    Jun 03, 2016 · The material and thermal balance of the dry-quenching system is calculated. A TQ diagram of the heat-transfer process in the waste-heat boiler is plotted. If dry quenching with natural gas were used for all the coke produced at a full-cycle steel plant, it would be possible to use turbines of unit power 40–65 MW.Get Price

  • Industrial Solutions uhde entrained-flow gasification

    Capital-intensive systems, such as the waste heat boiler system, the dry fly ash removal system and the quench gas compressor, are therefore no longer required. Process description Flow diagram of the uhde ® entrained-flow gasification process (PDQ) Main process data: Gasification pressure: 40 bar and higher Gas temperature at outlet of Get Price

  • Coke dry quenching boiler in iron and steel sector-ZBG Boiler

    Coke Dry Quenching (CDQ) | Steel PlantechGet Price