Coke Oven Gas Combustion

Burner for the combustion of coke oven gas -

1995-7-18 · The present invention relates generally to a burner, and particularly to a burner for the combustion of coke oven gas. Common nitrogen-containing gaseous fuel like coke oven gas has an average nitrogen content of over 1000 ppm and a comparatively low heat value. When using conventional burners for the combustion such fuel, in order to maintain

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Numerical study of air staging in a coke oven heating

2016-6-22 · The air staging to combustion approach introduced to a coke oven heating system as a primary method of nitrogen oxide (NO) formation reduction is considered in this paper. To numerically investigate the thermal and prompt NO formation, a heating flue model representing the most popular Polish coke oven battery was used. The model was developed and experimentally validated as a

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Numerical Simulation on Influence of Coke Oven Gas

Ignition was realized by hot coke oven gas combustion flue gas with velocity of 4.0 m/s and temperature of 1400 K from the ignition burner, and the duration of ignition is 90 s. Then air was sucked into the sintering bed layer with the average velocity of 0.43 m/s. The gas inlet and outlet flow rates are determined by the negative pressure

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Blast Furnace, Coke Gas and Converter Gas for Power

2020-11-1 · Coke Gas. Coke gas is a by-product of industrial coke production from pit coal, coke gas is created by high-temperature dry distillation of coking coals in the absence of oxygen. The gas mainly consists of hydrogen (50-60%), methane (15-50%) and a small percentage of

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Numerical Simulation on Influence of Coke Oven Gas

Ignition was realized by hot coke oven gas combustion flue gas with velocity of 4.0 m/s and temperature of 1400 K from the ignition burner, and the duration of ignition is 90 s. Then air was sucked into the sintering bed layer with the average velocity of 0.43 m/s. The gas inlet and outlet flow rates are determined by the negative pressure

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Potentials for Utilization of Coke Oven Gas in Integrated Iron

2011-3-23 · Completely cooled coke oven gas (Fig. 7). Option 5 relates to use of coke oven gas and tar in the blast furnace as auxiliary reducing agent injected through the tuyères. As in the case the coke oven gas needs to be compressed, it is necessary to remove

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「coke oven gas」にしたのとい

In a modification process of a coke oven gas, a tar fraction is thermally cracked to yield a coke oven gas temperature of ≥900 °C by blowing a combustion gas into a non-treated coke oven gas exhausted from a coke oven, or by burning a part of the coke oven gas by blowing oxygen into the gas.

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Coke oven gas injection to blast furnaces (Conference

Gas Technology Institute (GTI), together with Hamworthy Peabody Combustion Incorporated (formerly Peabody Engineering Corporation), the University of Utah, and Far West Electrochemical have developed and demonstrated an innovative combustion system suitable for natural gas and coke-oven gas firing within the steel industry.

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Coke Oven Gas Generation and Usage – IspatGuru

Saturated raw gas coming from the coke oven battery contains around 46 % to 48 % water vapour. Other component of raw gas contains hydrogen (H2), methane (CH4), nitrogen (N2), carbon monoxide (CO), carbon dioxide (CO2), high paraffins and unsaturated hydro-carbons (ethane, propane etc.), and oxygen (O2) etc. Raw coke oven gas also contains various contaminants, which give coke oven gas its

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Chemical plants - Flare for coke oven gas (emergency

2020-6-21 · The project dealt with the installation for emergency coke oven gas combustion at ArcelorMittal in Krakow. Combustion will take place, as needed, depending on the gas pressure in the network coke oven. Emergency system consists of three burners – flares. This complete emergency combustion of coke gas project was based on EPC (turnkey) contract.

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Research and Application of Combustion Process

The coke oven combustion process optimal control system is developed. The good performance of control can be obtained in its application, and coke oven combustion process temperature optimal control can also be realized.

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Coke Oven Gas - compressormash.ru

Coke oven gas is formed by heating coal to 1100 °C without access of air. The classic composition of coke gas: hydrogen (H 2 - 51%), methane (CH 4 - 34%), carbon monoxide (CO - 10%), ethylene (C 2 H 4 - 5%). The composition may also include benzene (C 6 H 6), ammonia (NH 3), hydrogen sulfide (H 2 S) and other components.. DESIGN

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Coke Oven Gas, its Characteristics and Safety

Coke Oven Gas, its Characteristics and Safety Requirements. Coke oven gas (CO gas) is a byproduct gas produced during the production of metallurgical coke in a byproduct coke oven battery, where metallurgical coal is carbonized by heating it in absence of air. Hence the CO gas combustion in well maintained operated combustion units such as

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Alfa Laval - Coke oven gas production

2020-10-30 · Coke oven gas is an abundant by-product of coverting coal into coke used in steel production. But the impurities it contains make it unsuitable for use as fuel or feedstock. To reduce costs, improve yields and treat gas in an environmentally responsible way, Alfa Laval provides highly efficient solutions for refining – from primary gas

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Ammonia Emission Factors and Uncertainties of Coke

In this study, uncertainties related to NH3 concentration, emission factor, and emission factor estimation in the exhaust gas of the steel sintering furnace using COG (coke oven gas) among the by-product gas generated in steel production was estimated to identify the missing source. By measuring the NH3 concentration in the exhaust gas of steel sintering furnace using COG, a concentration

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US 4,545,860 A - Battery of coke ovens and a method

A construction for a battery of coke ovens and to a method for repairing m in which a continuous vertical joint plane is provided in the walls of the piers separating the ovens of the batteries, which walls are constructed of courses and headers and stretchers, the plane extending along one of the lateral faces of the headers, with one of the two adjacent stretchers of the course immediately

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- - ujs.edu.cn

(2)Ming Luo, Chao Wang, Yang Yi, Ke Liu, Jianjun Cai, Qian Wang, Power generation from coke oven gas using chemical looping combustion: Thermodynamic simulation, Chemical Engineering & Technology, 2018, 41(3), 524-531.

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Coke Oven Gas Measurement Flow meters comparison

Coke oven gas measurement challenges. The dirt of coke oven gas is blocked. The instability of the working conditions of the coke oven gas fluid itself. Coke oven gas is highly corrosive, causing serious damage to valves and lax closure. Small and low flow gas flows unimpeded in the pipeline, affecting the data balance of the entire system.

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Gas combustion in the heating channel of a coke oven

2017-12-6 · The concentration, temperature, and velocity fields of the gas fluxes during gas combustion in the heating channel are calculated on the basis of the mathematical model for a coke oven with a dust-free cokedischarge system. The influence of the air excess and the gas dynamics in the furnace wall on the concentration of combustion products is studied.

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Coke oven gas: composition, use, production -

Gas properties. In conclusion, it is advisable to consider the physical properties of coke oven gas. Thus, its calorific power ranges from 3, 600 to 3, 700 kcal / m3, the specific gravity in the composition of the substance varies from 0.45 to 0.46 kg / m3 (which is almost three times lighter than air), the maximum temperature of its combustion is equal to by 2060 degrees, and the process

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