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advanced quenching process in a coke oven plant

3A5. Coke Dry Quenching Technology (CDQ)

2013-10-24 · Coke strength after small reaction (%) 2-5 11.35 0.50 65 10 49 83.5 12.9 50 0.1-0.3 11.39 0.41 55 13 48 85.5 17.9 52 Wet quenching Dry quenching 150 15 150 15 10-15 8-10 2-3 70-75 CO2 CO H2 N2 Sample CDQ operating data˜ ˜ CDQ plants Comparison of CDQ coke quality Outline of technology Red-hot coke Processing capacity: 135 t/hr Temperature ...

Power Generation from Coke Oven Plant

Nitrogen absorbs heat by cooling the hot coke at the time of quenching and hot nitrogen is fed to the boiler to generate steam. In the process the nitrogen losses heat and the cooled nitrogen is returned to the dry quenching plant to quench the hot coke again. This cycle is repeated continuously for sustained generation of power (Fig 1).

Coke Ovens & Coal Chemical Plant

The residual coke is pushed out of the oven by pusher car through a guide into coke bucket. The red-hot coke is taken to coke dry cooling plant for cooling. The main by-product in the process of coke making is crude coke oven gas and this has a lot of …

Lecture 4 Production of secondary fuel making

2017-8-4 · (iv) CV of coke‐oven gas is the summation of heat of combustion values of all combustible components in coke‐oven gas as illustrated in Lecture 2. Heat balance calculations can disclose a. Distribution of heat energy in products and by‐products. b.

Coke Dry Quenching (CDQ) System | NIPPON STEEL …

2020-11-18 · Coke Dry Quenching (CDQ) System. CDQ is a heat recovery system to cool the hot coke from coke ovens. It is one of the most renowned energy-efficient and environmentally-friendly facilities within steel production. CDQ is a system where hot …

Coke Wastewater Treatment Methods: Mini Review

2021-8-16 · In a coke oven plant with wet quenching of coke, the following types of polluted wastewater are produced [6, 22]: (a) Water used for wet quenching of coke and generates phenolic wastewater typical in the amount of 150-250 m 3 /h, (b) Waste produced during gas cooling and washing ke oven plants are complex technological plants consisting of coking plants with the preparation of coal blend ...

ANNEXURE 13

2018-5-16 · Recovery of sensible heat of Coke by installation of Coke Dry Quenching System in Battery # 10 & 11 at Coke Plant 243.91 Replacement of Boiler # 3 at Power House # 4 14.15 Duel Fuel burner at Pellet Plant 26.67

Coke Dry Quenching | Industrial Efficiency Technology ...

2017-9-13 · Coke Dry Quenching (CDQ) is an alternative to the traditional wet quenching of the coke. Coke is cooled using an inert gas in dry cooling plant, instead of cooling by sprayed water which results in high CO 2 emissions and thermal energy loss. This process allows the recovery of the thermal energy in the quenching gas which can then be used for the production of steam and electricity, for ...

John M Henderson – Mechanical engineering excellence …

2020-12-21 · Technology for Coke Oven Machines. The JMH Coke Oven Machine is the complete machine, totally automated to maximize productivity, equipped with state-of-the- art environmental protection systems and tailored to the unique requirements of each coke plant. All John M Henderson projects are designed in-house

Coke Ovens-Sinter-BF-BOF Route | SAIL

2021-9-11 · Coke Ovens-Sinter-BF-BOF Route. The most common steel making technology is the Bf-Bof Route. Coke is used in Blast Furnace (BF) both as a reductant and as a source of thermal energy. It involves reduction of ore to liquid metal in the blast furnace and and refining in convertor to form steel. The various stages of the steel plant is described ...

Coke Dry Quenching

2019-4-14 · Process: The hot coke is brought in bottom opening buckets kept on the quenching car of CDCP for cooling. The bucket is lifted on to the top of the cooling chamber by a crane or a charging device. The coke temp is at 1000-1100 deg C. The …

COKEMAKING TECHNOLOGY

2021-6-16 · of complete cokemaking plants, coke oven batteries of top and stamp charging type, coal & coke han-dling, coke quenching plants, coke oven gas treat-ment, by-product & auxiliary plants. A full range of coke oven machines, based on Schalke as well …

Coke Plant Technologies

2021-9-8 · Coke Plant Technologies Pioneering coke plant technologies are part of our daily business. The effi ciency and environmental performance of our plants are renowned worldwide. Tailor made complete coke oven plants from a single source – that''s our commitment and your advantage gained from a partnership with us. 500 coking plants worldwide

Coke Dry Quenching (CDQ) System | NIPPON STEEL …

2020-11-18 · Coke Dry Quenching (CDQ) System. CDQ is a heat recovery system to cool the hot coke from coke ovens. It is one of the most renowned energy-efficient and environmentally-friendly facilities within steel production. CDQ is a system where hot coke removed from coke ovens at a temperature of approximately 1,000°C is cooled and kept dry with inert ...

SMS group : Coke making technology

The integration of Schalke''s coke oven machine technology makes Paul Wurth a global player for coke making projects. Complemented by the most advanced automation and control systems along the entire coking process, our plants and equipment meet the highest standards in terms of coke productivity and quality, emission control, energy ...

coking plant

The coke cake is unloaded from the oven by a pusher machine, which is equipped with a pusher arm. A coke-guide car guides the coke into the quenching car. The coke is then transferred to the coke quenching tower, where it is quenched with water. Afterwards, …

How a Coke Plant Works

2018-10-4 · How a Coke Plant Works. Coal is the main ingredient used to make coke. Iron is produced by inputting coal into a blast furnace. However, coal cannot be put directly into a blast furnace because of all the harmful by-products that come from …

Enclosed Coke Pushing and Quenching System Design …

The coke ovens are of the new tall oven configura- tion and the plant features the most advanced production techniques and air and water pollution control devices which set a new benchmark for modern coking operations. ... problems inherent in this batch process. This new closed coke quenching system does offer solution to abating pollution in ...

US8236142B2

A method and apparatus for transporting and quenching coke, useful in quenching a batch of coke produced in one of a plurality of coke ovens forming a coke oven battery, is disclosed. A hot car defining a substantially planar receiving surface is positioned adjacent a coke oven of the coke oven battery, and a unitary cake of unquenched coke is placed onto the hot car receiving surface.

Safety Guidelines for Coke Ovens & Coal Chemicals

2019-10-16 · COKE OVENS & BY PRODUCT PLANT Effective Date: Doc. No: SG/28 Rev no. : 00--1. Objective: The main function of Coke Ovens is to convert coal into coke which is used as a fuel and reducing agent in the Blast Furnace. Its secondary function is to recover Volatile Matter and CO (Coke Oven) gas from coal and extract chemicals known as Coal Chemicals.

In a Coke oven plant, how does one reduce the moisture ...

The water content in coke can be reduced in coke plant in two ways: a) the quenching tower with a cellular filling - proven in Polish industry (Attachment), b) under an inert atmosphere, e.g ...

Coke Making Process

Coke is produced by igniting bituminous coal under reduced oxygen conditions in oven batteries specially designed for this process. The coking process generates the following main volatiles as byproducts: coke oven gas, tar, ammonium sulfate, benzol, toluol and naphtha. A coke battery is …

Dry Quenching of Hot Coke – IspatGuru

Coke Dry Quenching (CDQ) | Steel Plantech

Coke Dry Quenching (CDQ) | Steel Plantech

Coke Dry Quenching (CDQ) Coke Dry Quenching (CDQ) is a heat recovery system to quench red hot coke from a coke oven to a temperature appropriate for transportation. It is an energy saving system in which, during quenching process, sensible heat of the …

Computational Fluid Dynamics Analysis of Double flue ...

2017-9-7 · quenching process during manufacture of metallurgical coke. ... advanced, mature and reliable technology to make dry quenched metallurgical coke.CDQ is a system to quench the red hot coke and recover sensible heat of hot coke by using ... CDQ facility in Coke Oven # 3 120 t/hr x 2 CDQ facility in Coke Oven # 4 120 t/hr x 2

In a Coke oven plant, how does one reduce the moisture ...

The water content in coke can be reduced in coke plant in two ways: a) the quenching tower with a cellular filling - proven in Polish industry (Attachment), b) under an inert …

Coke Manufacturing

in the oven is coke. It is taken to the quench tower, where it is cooled with a water spray or by circu-lating an inert gas (nitrogen), a process known as dry quenching. The coke is screened and sent to a blast furnace or to storage. Coke oven gas is cooled, and by-products are …

Steelmaking: The Coke Oven By-Product Plant

2008-11-16 · plant is to treat the coke oven gas sufficiently so that it can be used as a clean, environmentally friendly fuel. Top Coke oven / by-product plant interface In a by-product coke oven the evolved coke oven gas leaves the coke oven chambers at …

Treatment of waste water from coke oven plant

A large coke plant of Bharat Coking Coal Ltd. has been surveyed, and the impact of its effluent on surface water quality is discussed. Approximately 175-200 m of effluents are discharged from the ...