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Heat-Recovery Coke Ovens - thyssenkrupp Uhde
Premium technology for heat-recovery coke ovens. Compared to conventional slot-type ovens, this technology has the advantage that coal of a comparably “poorer” grade can
Bavarder sur InternetCOKING AND COAL CHEMICAL INDUSTRY
In the field of By-Product Recovery Coke Oven, MEPC has supplied over 100 high carbonization chamber coke ovens from 2.8m, 3.2m, 4.3m to 5.5m to customers with stamp charging and 6.0m coke oven is being
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Coke oven gas: Availability, properties, purification, and utilization ...
2013.11.1 Coke oven gas (COG) is highly rated as a valuable by-product of coal carbonization to produce coke in the steel industry. Typically, a single ton of coke
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Coke oven machinery
The stamping coke oven machinery developed and manufactured by DHHI is classified by the full height of the oven, including that for ovens of 4.3m, 5.5m, 6m, 6.25m, 7.5m. The
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Coke Oven Machines - thyssenkrupp Uhde
Coke Oven Machines. Coke oven machines are an integral part of any coke oven plant. They charge the ovens with the coal feedstock, push the coke from the ovens after
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Steelmaking: The Coke Oven By-Product Plant - accci
2021.7.22 The coke oven by-product plant is an integral part of the by-product cokemaking process. In the process of converting coal into coke using the by-product
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ACRE Coke Oven
2023.4.28 2.888m. Distance between oven center. 4300 mm. 4.530m. Effective dimension of the coal cake. 14850×3600×1000mm. 12750×3500×1050mm. Vertical Heat
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Coke Oven - HWI
Coke Oven. HarbisonWalker International is a major manufacturer and provider of refractories for both conventional byproduct and non-recovery coke-making operations.
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Coke plant technologies - thyssenkrupp Uhde
When it comes to coke plant technologies, thyssenkrupp Uhde is the supplier of choice for new builds and revamps. Since combining the know-how of the former coke oven plant
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Coke Oven SpringerLink
2023.8.31 When it comes to top-charging coke oven, coal charge is sent into the coking chamber from the top of coke oven. The coal charging tools of top-charging coke
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Global Metallurgical Coke Market Report 2022:
2023.2.20 The global metallurgical coke market is expected to grow from $170.44 billion in 2021 to $182.86 billion in 2022 at a compound annual growth rate (CAGR) of 7.3%. The metallurgical coke market is ...
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Performance of a novel-type of heat flue in a coke oven
2020.5.1 The combustion chamber and the carbonization chamber are the main parts of the regenerative coke oven. The combustion chamber is composed of several heat flues. The high-temperature combustion reaction in the heat flue generates significant amounts of heat, which is the heat source for the heating of coal in the carbonization chamber.
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12.2 Coke Production - US EPA
2015.9.10 12.2 Coke Production 12.2.1 General Metallurgical coke is produced by the destructive distillation of coal in coke ovens. Prepared coal is heated in an oxygen-free atmosphere (–coked–) until most volatile components in the coal are removed. The material remaining is a carbon mass called coke.
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A holistic life cycle evaluation of coking production covering coke ...
2020.3.1 Generally, coke is produced by coal high-temperature pyrolysis, in which a certain amount of raw coke oven gas (COG) is also generated as a byproduct. Raw COG is a high value-added fuel gas mixed with a variety of impurities, such as ammonia, sulfur, tar and benzene components.
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A New Coking Coal Charging Method for 6 m Top-Charged Coke Oven
2020.12.1 Coking with low moisture coal is an important link of energy conservation and coke quality improvement in the coking industry. Aiming at the problems of dust emission and bad accumulation in the coking chamber during coal charging, a new system of coking coal charged into 6 m top-charge coke oven was studied and designed, in
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Coke Plant Technologies - ThyssenKrupp
2022.11.21 FLEXIT® coke oven door with its flexible stainless steel membrane and door body made of ductile cast iron is particularly suitable for coke ovens with a large chamber height and chamber width. Its high elasticity results in an excellent capacity to compensate for the bending of sealing surfaces, ensuring maximum gas tightness.
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12.2 Coke Production - U.S. Environmental Protection
2021.6.25 12.2 Coke Production 12.2.1 General Metallurgical coke is produced by the destructive distillation of coal in coke ovens. Prepared coal is heated in an oxygen-free atmosphere (–coked–) until most volatile components in the coal are removed. The material remaining is a carbon mass called coke.
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The Concept of the New Control System for Heating of
2021.8.3 Ludwik Kosyrczyka, * and Michal Rejdaka. a Institute for Chemical Processing of Coal, Zabrze, 41-803 Poland *e-mail: lkosyrczyk@ichpw. Received February 5, 2021; revised February 5, 2021; accepted April 22, 2021. Abstract—The coke oven battery heating (firing) system should ensure the required uniformity of heat transfer
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Assessment of thermal efficiency of heat recovery coke
2017.2.28 3.1 Measurement of temperature profile. The evolved gases during carbonization are partially combusted in oven crown and sole flue by introducing controlled amount of air [11, 13–15] in heat recovery coke making.Due to its different heating patterns, the heating rate is not uniform throughout the coal cake [12–14].Also, it is a challenging
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Research on Chain Detection of Coke Oven Inspection Robot
2023.10.13 The coking industry is a process industry that converts coal into metallurgical fuel and chemical raw materials. The coke oven heating equipment transports and regulates the gas and air used for heating to the coke oven, as well as discharges the waste gas after combustion [].The environment of the coke oven basement is relatively
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Coal blending models for optimum cokemaking and blast
2004.8.25 An important problem at an integrated steel-producing plant is the blending of different types of coals to make coke for the blast furnace operation. Historically, linear blending models were not appropriate because coal properties important for both optimum cokemaking and blast furnace operation do not combine linearly and are not completely
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'Coke oven' operation in Colorado mountains
2022.4.20 Upon the completion of the original construction, 249 ovens were heated to a sweltering 2,400 degrees Fahrenheit. This became the largest coking operation in the state of Colorado, with the company
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Applied Sciences Free Full-Text Analysis of the Impact of the Coke ...
2022.11.25 In the manufacture of steel and foundry coke, there are a series of circumstances inherent to the process which can affect the life of the refractory material with which the ovens of the batteries are built. This article will deal with the impact of aspects such as sticky ovens and hard pushes on the refractory. For this purpose, data will be
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Investigation into the Effect of Multi-Component Coal
2022.8.11 The coalification rank of the coal blend components and their caking properties initially impact the coke’s quality. In part, the quality of coke depends on the technological parameters of the coke production technology, such as the method of blend preparation, the coking condition, the design features of the coke ovens, and the
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Industrial perspective of the cokemaking technologies
2019.1.1 The coke oven by-products, such as, coal tar, ammonia (NH 3), hydrogen sulphide (H 2 S), benzol, naphthalene, COG, etc., depend on the physicochemical characteristics of coal, cokemaking technologies, and operational parameters. The prediction of the composition of COG is a challenging task due to its complexity; a typical
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Dynamics of Coke-Oven Gas Formation from Brown Coal under
2019.8.7 Abstract The process of thermolysis of brown coal from the Shurab deposit was analyzed by comparing the reaction kinetics and the yield of coke-oven gas under changes in process conditions over a range of 300–1000°C with a temperature step of 100°C. Among the eight coke-oven gas fractions obtained, the highest yield
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Coke Oven SpringerLink
2023.8.31 In the 1860s, Belgian E. Koppe et al. developed the down draft coke oven (Fig. 2) in which the coking chamber was separated with the combustion chamber.It is also known as the externally heated coke oven, in which the coal gas generated by coal in the coking chamber was introduced into the combustion chamber, and the air was inhaled
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Sustainability Free Full-Text A Life Cycle Analysis of
2020.6.15 At present, the excess capacity in China’s coke industry can be deployed to utilize some low-rank coal, replacing coking coal with potential economic gains, energy efficiency, and environmental benefits. This study presents a life cycle analysis to model these potential benefits by comparing a metallurgical coke technical pathway with
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coke是什么意思_coke的翻译_音标_读音_用法_例句_爱词霸 ...
行业词典. 冶金学. 焦炭. 土木工程. [炼]焦炉 coke-oven 焦炉煤气 coke-oven gas. 电力. 焦炭 焦炉煤气 oven gas. 爱词霸权威在线词典,为您提供coke的中文意思,coke的用法讲解,coke的读音,coke的同义词,coke的反义词,coke的例句等英语服务。.
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One-dimensional model of heat-recovery, non-recovery coke ovens
2016.10.1 In the batteries, we were able to reduce the specific heat consumption of coke oven gas from 660 kcal/kg to 640 kcal/kg of coal. The adoption of this concept in coke oven batteries, which will produce coke in a more energy-efficient manner while incurring no additional costs.
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Highly Efficient CO2 Capture and Utilization of
2023.3.21 The resource endowment structure of being coal-rich and oil-poor makes China’s production of coal-based ammonia and urea, with a low production cost and a good market, a competitive advantage.
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Coke wastewater treatment methods: Mini review
2021.10.1 Treatment of coke wastewater is a challenge due to its complex nature. Present review study ascertained that a single treatment method is incapable of handling the coking wastewater effectively. Conventional methods such as activated carbon adsorption, chemical oxidation, and extraction of solvents were studied for the removal of phenolic ...
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History of Silica Refractories for Coke Ovens
2020.12.23 problems of recent coke oven silica bricks are introduced. 1.Introduction 1.1 material characteristics of refractories used for coke ovens Coke production began in the 18th century; the production method at that time was simply firing a pile of coal coated clay, mud or the like to shut off the air. In the early 19th century, when coke
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Ambient air quality and emission characteristics in and around
2015.10.15 Carbonization experiments were conducted in the coke oven using high sulphur coals. Prior to coal carbonization, the coke ovens were preheated up to 800 °C by using wood. Pre-weighted amounts of coal were placed in the preheated oven and the carbonization temperature was maintained around 1000 °C for 24 h. The same
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Numerical study of volatiles production, fluid flow and heat
2015.4.25 The numerical simulations were carried out by using ANSYS FLUENT 13.0. The simulated results are coincident with the experiment values. For a typical 6-m-height coke oven, the main conclusions are as follows: 1) The coking time is about 18.1 h when the central temperature of the coal/coke bed reaches 1273 K.
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Energies Free Full-Text Stamp-Charged Coke-Making
2022.12.13 Coke-making technology utilises two systems for charging the coke oven chambers with coal—a stamp-charged system (stamp-charging) and a gravity charged system (top charging). The presented study examines the impact of selected coal properties on the effectivity of the stamping operation by measuring the bulk density of the obtained
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焦炉 (Coke Oven) - [IE]沉浸工程 (Immersive Engineering ...
焦炉 (Coke Oven) 焦炉是获取 焦煤 或 焦煤块 的多方块结构，同时也是开始发展沉浸工程的第一个多方块结构。. 为搭建一个焦炉，首先需要 27 个 焦炉砖 （需要准备 粘土 和 红砖 各 36 个，以及 9 个 砂岩 ）搭建出一个 3x3x3 的实心正方体结构，之后用 工程师锤 右 ...
Bavarder sur InternetMeeting a burning need for cleaner steelmaking - Nature
2020.8.27 Cleaner coke . Coking coal is the main energy source for the integrated process of steel production. Due to outdated technologies and equipment, coke-making in China is plagued with long-standing ...
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Understanding Coke Making in Byproduct Coke Oven Battery
2015.3.9 A battery consists of 20 to 100 adjacent ovens with common side walls made of high quality silica and other types of refractory bricks. Typically, the individual coke ovens are 11 m to 18.74 m long, 0.35 m to 0.5 m wide, and 3.0 m to 7.4 m high. The wall separating adjacent ovens, as well as each end wall, is made up of a series of heating ...
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