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Calcinations of Petroleum coke

2015-3-12  Calcinations of coke are usually done in a rotary kiln at about 1300°C to 1500°C. During the process the coke is further decomposed, increasing in the carbon to hydrogen ratio from 20 of green coke to 1000 for calcined coke.

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Modeling and simulation of petroleum coke calcination in ...

2001-9-1  The schematic diagram of the petroleum coke calcination rotary kiln employed in the simulation runs is presented in Fig. 1, and its design specifications are presented in Table 2. The operational parameters of the calcination kiln and the composition of the green coke are presented in Table 3, Table 4, respectively.

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Modeling and simulation of petroleum coke calcination in ...

Martins et al. (2001) described a steady-state rotary kiln model for the petroleum coke calcination that predicts the temperature profiles for the bed, gas phase and the kiln wall in the axial ...

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An Intelligent Control System for Coke Calcination in ...

2007-6-1  Abstract: Petroleum coke is usually calcined in rotary kiln. It is a very prevalent problem of unstable production conditions and low recovery rates in coke calcination process. The temperature field in calcining zone is a crucial factor that affects the output and quality of calcined petroleum coke (CPC).

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INVESTIGATION OF COMBUSTION AND THERMAL

2013-3-25  Petcoke is usually calcined in a gas-fired rotary kiln or rotary hearth at high temperatures, around 1,200 to 1,350 °C, to remove moisture, drive off volatile matters, increase the density of the coke structure, increase physical strength, and increase the electrical conductivity of the material.

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SELECTION OF KEY PARAMETERS FOR GREEN COKE

2020-12-31  Calcination procedure in a tubular rotary kiln can be controlled with the automation system. The efficiency factor of petcoke calcination process is usually within 45 to 80 percent depending on the quality of a raw material, furnace parameters and its operating point. One of the key criteria for evaluating the quality of coke calcination is the uniform distribution of the temperature pattern over the entire

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A SYNERGY MODEL OF MATERIAL AND ENERGY FLOW

2021-6-24  A SYNERGY MODEL OF MATERIAL AND ENERGY FLOW ANALYSIS FOR THE CALCINATION PROCESS OF GREEN PETROLEUM COKE IN ROTARY KILN Peng LIa, b, Baokuan LIa, b *, Zhongqiu LIUa, Yang YUa aSchool of Metallurgy, Northeastern University, Shenyang 110819, China bKey Laboratory of Data Analytics and Optimization for Smart Industry (Northeastern

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SIMULATION OF CHAR DUST COMBUSTION INSIDE A

2013-3-25  Petroleum coke (petcoke) is usually calcined in a gas-fired rotary kiln or rotary hearth at high temperatures, around 1,200 to 1,350°C (2,192 to 2,462°F), to remove moisture, drive off volatile matters, increase the density of the coke structure, increase physical strength, and increase the electrical conductivity of the material. The product is hard, dense carbon (calcined petcoke) with low hydrogen content and good electrical conductivity. These properties along with the low metals and ash contents make calcined petcoke the best material currently available for making carbon anodes for smelting of alumina to aluminum. An extensive discussion of various properties of green and calcined petroleum cokes

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Development and Testing of the Advanced CHP System ...

2013-8-15  The Adams Counter-current shale oil recovery process is an improved retorting technology enabling highly efficient oil recovery from oil shale. The high efficiency results primarily from the following facts: it (1) recovers the ash heat to preheat the feed ore; (2) burns and uses the coke energy and (3) operates without using hot ash recycling ...

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Hydrodesulfurization of Petroleum Coke - ICSOBA

2021-1-13  the hot coke during calcination where coke comes in contact with water gas (CO+H. 2. O), volatiles, and H. 2. S (sulfur containing gas) [17]. This study was undertaken to investigate the simultaneous calcination and hydrodesulfurization of high-sulfur containing green coke and to determine if anode-grade coke could be produced.

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Petroleum Coke Kiln_Henan Hongji Mine Machinery Co., Ltd.

2021-8-24  The petroleum coke rotary kiln can heat high quality raw "green" coke, remove excess water at high temperatures, extract all remaining hydrocarbons and modify them. The petroleum coke rotary kiln produced by Hongji has many years of experience in the coke calcination system (feeding, kiln,

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An Intelligent Control System for Coke Calcination in ...

2007-6-1  Petroleum coke is usually calcined in rotary kiln. It is a very prevalent problem of unstable production conditions and low recovery rates in coke calcination process. The temperature field in calcining zone is a crucial factor that affects the output and quality of calcined petroleum coke (CPC). Based on the analysis of the major factors affecting the temperature field in above zone, an ...

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INVESTIGATION OF COMBUSTION AND THERMAL

2013-3-25  Petroleum coke (or petcoke) is a carbonaceous solid derived from petroleum refinery cracking process. Calcination is the process of heating a substance to a high temperature, but below its melting or fusing point, to bring about thermal decomposition or a phase transition in its physical or chemical constitution.

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An Intelligent Control System for Coke Calcination in ...

Petroleum coke is usually calcined in rotary kiln. It is a very prevalent problem of unstable production conditions and low recovery rates in coke calcination process. The temperature field in calcining zone is a crucial factor that affects the output and quality of calcined petroleum coke (CPC). Based on the analysis of the major factors affecting the temperature field in above zone, an ...

Get Price

An Intelligent Control System for Coke Calcination in ...

2007-6-1  Abstract: Petroleum coke is usually calcined in rotary kiln. It is a very prevalent problem of unstable production conditions and low recovery rates in coke calcination process. The temperature field in calcining zone is a crucial factor that affects the output and quality of calcined petroleum coke (CPC).

Get Price

Calcining Furnaces TENOVA

Calcining Furnaces. Tenova has developed advanced technologies for petroleum coke and coal rotary hearth calciners used to process lignite, sub-bituminous coal, anthracite, brown coal, formed coke briquettes and many other carbon-based products. Its proprietary rotary hearth calciner provides better product quality and higher product yield than ...

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Lining of the Rotary Kilns for Petroleum Coke Calcination ...

2019-8-10  The paper provides a brief description of the technological process and design of the rotary kilns for petroleum coke KEP-1 and KEP-2 calcination, as well as specifies the lining requirements for some parts of such kilns. The lining bricklaying specifics and main techniques with respect to rotary kilns (including foreign designs) are demonstrated. A feasible lining option for rotary kilns ...

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SIMULATION OF CHAR DUST COMBUSTION INSIDE A

2013-3-25  saving point of view. INTRODUCTION . Petroleum coke (petcoke) is usually calcined in a gas-fired rotary kiln or rotary hearth at high temperatures, around 1,200 to 1,350°C (2,192 to 2,462F), to remove moisture, ° drive off volatile matters, increase the density of the coke structure, increase physical strength, and increase the

Get Price

Hydrodesulfurization of Petroleum Coke - ICSOBA

2021-1-13  the hot coke during calcination where coke comes in contact with water gas (CO+H. 2. O), volatiles, and H. 2. S (sulfur containing gas) [17]. This study was undertaken to investigate the simultaneous calcination and hydrodesulfurization of high-sulfur containing green coke and to determine if anode-grade coke could be produced.

Get Price

CB05 - Sustainable CPC Production at the Vizag Calciner

2021-3-13  GPC loses some sulfur during calcination with typical losses in the range of 8-12% of the starting sulfur level. The high counter-current flue gas flow inside the kiln contains a significant amount of heat along with un-combusted VM, combustion products including CO2, CO, SO2 and H2O, and coke fines that get entrained in the flue gas stream.

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INVESTIGATION OF COMBUSTION AND THERMAL

2013-3-25  Petroleum coke (or petcoke) is a carbonaceous solid derived from petroleum refinery cracking process. Calcination is the process of heating a substance to a high temperature, but below its melting or fusing point, to bring about thermal decomposition or a phase transition in its physical or chemical constitution.

Get Price

US3966560A - Method of calcining coke in a rotary kiln ...

In the calcination of petroleum coke in a rotary kiln, procedure wherein air is controllably supplied internally of the kiln to burn the removed volatiles, as by selection or adjustment of the amount of such air and of the speed of coke travel down the kiln, so that all or nearly all of the heat for calcining the coke is provided by such combustion, and so that a suitably high temperature is ...

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Petroleum Coke :: pcickw

2011-12-29  Calcination is a high temperature process for transforming the physical properties of raw petroleum coke. Raw petroleum coke is stored in a closed shed, then transfer to day bins for easy controlling of feed quality and fed into a rotary kiln in controlled ratios. The calcination process raises the material temperatures in the kiln to around ...

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An Intelligent Control System for Coke Calcination in ...

2007-6-1  Abstract: Petroleum coke is usually calcined in rotary kiln. It is a very prevalent problem of unstable production conditions and low recovery rates in coke calcination process. The temperature field in calcining zone is a crucial factor that affects the output and quality of calcined petroleum coke (CPC).

Get Price

Rotary Calciner Services Toll Processing Rotary Kiln ...

A rotary calciner (rotary kiln) is used for a variety of thermal material processing applications. Elan now offers contract or toll processing services with the use of our rotary kiln — offering calcined clay, calcined petroleum coke, calcined gypsum, calcined

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Calcining Furnaces TENOVA

Calcining Furnaces. Tenova has developed advanced technologies for petroleum coke and coal rotary hearth calciners used to process lignite, sub-bituminous coal, anthracite, brown coal, formed coke briquettes and many other carbon-based products. Its proprietary rotary

Get Price

Burners Designed Pet Coke Firing In A Rotary Kiln

View More . Using Pet Coke In A Rotary Kiln As Fuel Advantage. Pet coke pdf Uploaded by Mutyala momentum rotary kiln burner design kiln gas As such it is an advantage to have a high efficiency cooler so that the petcoke usage in rotary kiln burners pet coke for rotary lime kiln Petcoke using pet coke in a rotary kiln as fuel advantage. View More

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MODELLING OF THE COKE CALCINING KILN - ScienceDirect

1988-1-1  MODELLING OF THE COKE CALCINING KILN 1 2 3 Jean Perron , Vinko Potocnik , R.T. Bui 13 »: 2 : Université du Québec à Chicoutimi Chicoutimi, Que. Canada, G7H 2B1 Alcan International Limitée Jonquière, Que. Canada, G7S 4K8 ABSTRACT Modelling the rotary kilns used for the calcination of the coke is no simple undertaking, due to the many interacting physical phenomena governing the

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CB05 - Sustainable CPC Production at the Vizag Calciner

2021-3-13  GPC loses some sulfur during calcination with typical losses in the range of 8-12% of the starting sulfur level. The high counter-current flue gas flow inside the kiln contains a significant amount of heat along with un-combusted VM, combustion products including CO2, CO, SO2 and H2O, and coke fines that get entrained in the flue gas stream.

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Kiln vs flash calciner - FLSmidth

TK: Both the rotary kiln approach and the suspension calciner effectively convert spodumene. The primary consideration of which approach is best is the concentrate particle size distribution (PSD). Concentrate produced via dense media separation (DMS) often results in feed size from 3mm to as large as 12mm or sometimes larger.

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