Petroleum coke Heat

Heat transfer of calcined petroleum coke and heat exchange

2018年7月15日  This paper reports the results of heat transfer of calcined petroleum coke and heat exchange tube The unsteady heat transfer 3D model of single calcined petroleum coke 2016年1月5日  This paper reports the results of heat transfer characteristics of calcined petroleum coke in waste heat recovery process The model of heat exchanger was set up The Heat Transfer Characteristics of Calcined Petroleum Coke in Waste Heat 2017年8月25日  In this paper, the variations of thermophysical properties of petroleum coke versus temperature were investigated, such as the DSCTg curve, the specific heat capacity, ThermoPhysical Properties of Petroleum Coke during Petroleum coke, also called “pet coke,” may be obtained by heat treatment of oil residua after distillation, and finally the green coke is calcined to remove the volatile substances till present Petroleum Coke an overview ScienceDirect Topics

Heat transfer characteristics of petroleum coke particle

2024年11月3日  At high temperatures, thermal radiation between particles in the porous petroleum cokepacked bed plays a dominant role The research outcomes can offer 2017年8月23日  The heat capacity of the petroleum coke was determined by means of a method in which a sample is tested in a diathermous shell in which the temperature differential is Determination of heat capacity of petroleum cokes at2023年3月1日  Petroleum coke, a solid material eventually generated by petroleum after cracking and coking, is treated in a hightemperature environment of 500–550 °C With its low volatility Combustion and gasification properties of petroleum coke Petroleum coke or petcoke for short can be produced from virgin crude residues by precipitation reactions of high molecular weight compounds, asphaltenes, and resins or from highly aromatic tarTable 3 Properties of coke as a function of heat

ThermoPhysical Properties of Petroleum Coke during

In this paper, the variations of thermophysical properties of petroleum coke versus temperature were investigated, such as the DSCTg curve, the specific heat capacity, the thermal diffusion 2023年3月1日  Semicoke is a solid carbonbased fuel prepared by heattreating petroleum coke under an inert or anoxic atmosphere and then cooling it to ambient temperature During the pyrolysis process, the physical and chemical properties change significantly, the fixed carbon and ash contents increase significantly, and the specific surface area, pore Combustion and gasification properties of petroleum coke Petroleum coke is a carbonization product of highboiling hydrocarbon fractions obtained in petroleum processing (heavy residues) From: Activated Carbon, 2006 The waste heat from the exhaust of the turbine is recovered via the HRSG which is used to generate high pressure steam to produce extra electricity in a steam cycle The flue gas is Petroleum Coke an overview ScienceDirect Topics2020年12月1日  The influence of preheattreatment temperature in the range of 475900°C on properties of ground powder of a green petroleum coke was studiedFrom these ground coke powders with different preheat Effect of heat treatment on desulphurization of

Heat Transfer Characteristics of Calcined Petroleum Coke in Waste Heat

2016年1月5日  The investigations on the reutilization of calcined petroleum coke waste heat are lacking In this paper, heat transfer characteristics of calcined petroleum coke in waste heat recovery process were studied 2 Physical and Mathematical Description of the Problem The waste heat of calcined petroleum coke is recovered by a heat exchanger2024年8月23日  Moreover, the resulting petroleum coke is a valuable resource for energy generation, being used as fuel in power plants and for heat production in various industrial applications Thus, the coking process not only contributes to the economic efficiency of the refinery but also plays a fundamental role in energy sustainabilityPetroleum Coke: What it is, Function and Industrial Uses2017年8月23日  The heat capacity of the petroleum coke was determined by means of a method in which a sample is tested in a diathermous shell in which the temperature differential is measured [3, 4] The method is based on a solution of the heat conduction equation for a shell under conditions of linear heating For a thin shell (thickness 3 mm Determination of heat capacity of petroleum cokes at2024年11月3日  Concurrently, a digital model of the petroleum coke particle packed bed was derived utilizing threedimensional computed tomography (CT) scanning technology, and a porescale gas–solid radiation heat transfer model was formulated based on CFD simulation technology, thereby further elucidating the heat transfer mechanism within the petroleum Heat transfer characteristics of petroleum coke particle

Petroleum Coke: Industry and Environmental Issues

Petroleum Coke: Industry and Environmental Issues Congressional Research Service Contents special coke ovens heat metallurgical grade coal at temperatures of 1,000ºF to 2,000ºF to fuse fixed carbon and inherent ash, and drive off most of the volatile matter5 Approximately 15 tonsPetroleum coke or petcoke for short can be produced from virgin crude residues by precipitation reactions of high molecular weight compounds, asphaltenes, and resins or from highly aromatic tar or Table 3 Properties of coke as a function of heat treatmentPetroleum coke, abbreviated coke, pet coke or petcoke, is a final carbonrich solid material that derives from oil refining, and is one type of the group of fuels referred to as cokesPetcoke is the coke that, in particular, derives from a final cracking process—a thermobased chemical engineering process that splits long chain hydrocarbons of petroleum into shorter chains—that Petroleum coke WikiwandPetroleum coke, often simply referred to as “petcoke,” is a carbonrich byproduct of the oil refining process that has found its way into various sectors, playing a crucial role in energy generation, manufacturing, and more Coal: Coal has What is Petroleum Coke or Petcoke? Its Types,

Effects of particle contact characteristics on heat transfer

2020年3月25日  In view of the wide particle size of calcined petroleum coke, Shandong University of Technology [5] adopted the primary recovery method, in which particles are slowly moved down in the heat exchanger, recovery of waste heat and direct generation of steam by primary recovery of particles in heat exchanger, as shown in Fig 1b, this method has 2021年8月11日  Key words: Heat treatment, petroleum coke, sulphur INTRODUCTION Petroleum coke is a solid residue of oil refining According to world indicators, 31% of oil on average is refined into petroleum coke Depending on its content in oil, ie coking feedstock, petroleum coke can contain up to 7% of sulphur4,15,20 Sulphur content in petroleum coke Sulphur Separation by Heat Treatment of Petroleum Coke4 天之前  High sulphur coke (>1%) is not desirable for making graphite electrodes because evolution of sulphur causes puffing in the temperature range of 1,4002,200 °C during graphitization In this study, attempt has been made to reduce the sulphur of calcined petroleum coke by heat treatment to the acceptable level for making graphite electrodes A Effect of heat treatment on desulphurization of petroleum coke2020年3月25日  1 Introduction Calcined petroleum coke (CPC) is an important chemical material It is basic material for the production of aluminum electrolysis anode, graphite electrode used in steel making, carburetant and other carbon products in chemical engineering industry [1], [2]The temperature of calcined petroleum coke discharged from tank calcined furnaces is Effects of particle contact characteristics on heat transfer

Petroleum Coke: A Comprehensive Guide to Production,

2024年1月14日  Petroleum coke and petcoke are all designations that belong to a byproduct of the oil refining process It is a carbonrich solid Petroleum coke can be used for various industrial and commercial applications, not to mention as an energy source Given the importance of these uses, petroleum coke is an essential part of the global energy landscape2008年6月1日  To achieve highly cold heat output of water vapor type adsorption heat pump (AHP), an attempt was made to improve the water adsorptivity of activated carbon in the operation relative pressure of AHP ranging from 011 to 038 In this study, petroleum coke was used as a raw carbonaceous material and was activated by KOH chemical activation method under Preparation of activated carbon from petroleum coke by 2023年5月2日  Abstract The results of comparative studies of the effect of current density on the average discharge voltage and specific discharge capacity of carbon electrodes based on heattreated petroleum coke and graphite are presented The carbon obtained by heat treatment of petroleum coke is shown to have better kinetic characteristics than graphite The increase in Effect of Current Density on Specific Characteristics of 2016年1月1日  This paper reports the results of heat transfer characteristics of calcined petroleum coke in waste heat recovery process The model of heat exchanger was set up The model has been used to Heat Transfer Characteristics of Calcined Petroleum Coke in Waste Heat

Formation and Combustion Heat Release of NaphthenicBased Crude Oil

2022年4月19日  Petroleum cokes prepared from naphthenic crude oil differ significantly in terms of the oxygen content and hydrogen/carbon (H/C) ratio, which mainly depend on the different coking temperatures Thermogravimetricdifferential scanning calorimetry was applied to study the heat release and combustion weight loss of petroleum cokes prepared at 350 and 500 °C, 2024年9月11日  The coke circulates from the reactor to the heater via the cold coke transfer line In the heater, the coke is heated by the gasifier gas (a low BTU mixture of CO/H 2 /CO 2) and circulated back to the reactor via the hot coke transfer line to supply the heat that sustains the thermal cracking reaction The excess coke in the heater is Coking and Visbreaking SpringerLink2014年3月1日  The production of petroleum coke (petcoke) in the refineries is progressively peaking up because of the trend of processing heavy crudes and in turn, a renewed interest in delayed coking process(PDF) Petroleum coke gasification: A review2014年1月1日  The quality of calcined petroleum coke used in primary aluminum production is affected by each of the refining and calcining processes including choice of crude, many of the initial refinery (PDF) Calcinations of Petroleum coke

Fuels Higher and Lower Calorific Values The Engineering

2010年11月25日  Higher and lower calorific values (heating values) for fuels like coke, oil, wood, hydrogen and others where H = heat energy absorbed (in J), ΔT = change in temperature (in °C), m = mass of water (in g), and C p = specific heat capacity (418 J/g°C for water) The resulting energy value divided by grams of fuel burned gives the energy 2004年11月2日  Petroleum coke has been heattreated in the presence of at 800, 850, and 900°C, and the behavior of the resulting mixture as active electrode material has been evaluated in lithium test cells Xray diffraction analysis and scanning electron microscopy revealed that iron oxide was reduced and the carbon texture was modified on heating the carbon/iron oxide mixtureModification of Petroleum Coke for LithiumIon Batteries by Heat The thermal diffusivity of petroleum coke decreased during the calcining process With increasing temperature, coefficient of heat conductivity and specific volume heat of the petroleum coke increased with a decreasing variation rate The research provides a database for the calcining graphitization process of petroleum cokeThermoPhysical Properties of Petroleum Coke during 2024年8月8日  changer In the heat exchanger outlet, the temperature of CPC is low The nonuniformity coefficient value of temperature is 00757 The uniformity degree of temperature is better The oxidation combustion reaction could be prevented Keywords: Calcined petroleum coke, finandtube, heat exchanger, reutilization, waste heat 1 INTRODUCTIONWaste Heat Reutilization of Calcined Petroleum Coke

Heat Transfer Characteristics of Calcined Petroleum Coke in Waste Heat

This paper reports the results of heat transfer characteristics of calcined petroleum coke in waste heat recovery process The model of heat exchanger was set up The model has been used to investigate the effects of porosity (058 to 079), equivalent heat conductivity coefficient (09 to 11), and equivalent specific heat (09 to 11) The calculated values of calcined petroleum 2014年12月20日  Calcined petroleum coke is used for the production of carbon anodes in the HallHéroult aluminum smelting process due to a combination of low impurity levels, ready availability, and relatively low cost This article provides a review of the history and use of calcined petroleum coke for anode production and describes the different calcining technologies used The History and Future Challenges of Calcined Petroleum Coke Production Gross Heat in Petroleum Coke using AC600 Número de referência: 203821467 Linha de produtos Análise elementar; Técnicas aplicáveis Calor Bruto; Tipo de documento Notas de Aplicação; Produtos associados AC600 Calorímetro isoperibol semiautomático para poder calórico bruto Gross Heat in Petroleum Coke using AC600 – LECO 2023年3月1日  Semicoke is a solid carbonbased fuel prepared by heattreating petroleum coke under an inert or anoxic atmosphere and then cooling it to ambient temperature During the pyrolysis process, the physical and chemical properties change significantly, the fixed carbon and ash contents increase significantly, and the specific surface area, pore Combustion and gasification properties of petroleum coke

Petroleum Coke an overview ScienceDirect Topics

Petroleum coke is a carbonization product of highboiling hydrocarbon fractions obtained in petroleum processing (heavy residues) From: Activated Carbon, 2006 The waste heat from the exhaust of the turbine is recovered via the HRSG which is used to generate high pressure steam to produce extra electricity in a steam cycle The flue gas is 2020年12月1日  The influence of preheattreatment temperature in the range of 475900°C on properties of ground powder of a green petroleum coke was studiedFrom these ground coke powders with different preheat Effect of heat treatment on desulphurization of 2016年1月5日  The investigations on the reutilization of calcined petroleum coke waste heat are lacking In this paper, heat transfer characteristics of calcined petroleum coke in waste heat recovery process were studied 2 Physical and Mathematical Description of the Problem The waste heat of calcined petroleum coke is recovered by a heat exchangerHeat Transfer Characteristics of Calcined Petroleum Coke in Waste Heat 2024年8月23日  Moreover, the resulting petroleum coke is a valuable resource for energy generation, being used as fuel in power plants and for heat production in various industrial applications Thus, the coking process not only contributes to the economic efficiency of the refinery but also plays a fundamental role in energy sustainabilityPetroleum Coke: What it is, Function and Industrial Uses

Determination of heat capacity of petroleum cokes at

2017年8月23日  The heat capacity of the petroleum coke was determined by means of a method in which a sample is tested in a diathermous shell in which the temperature differential is measured [3, 4] The method is based on a solution of the heat conduction equation for a shell under conditions of linear heating For a thin shell (thickness 3 mm 2024年11月3日  Concurrently, a digital model of the petroleum coke particle packed bed was derived utilizing threedimensional computed tomography (CT) scanning technology, and a porescale gas–solid radiation heat transfer model was formulated based on CFD simulation technology, thereby further elucidating the heat transfer mechanism within the petroleum Heat transfer characteristics of petroleum coke particle Petroleum Coke: Industry and Environmental Issues Congressional Research Service Contents special coke ovens heat metallurgical grade coal at temperatures of 1,000ºF to 2,000ºF to fuse fixed carbon and inherent ash, and drive off most of the volatile matter5 Approximately 15 tonsPetroleum Coke: Industry and Environmental IssuesPetroleum coke or petcoke for short can be produced from virgin crude residues by precipitation reactions of high molecular weight compounds, asphaltenes, and resins or from highly aromatic tar or Table 3 Properties of coke as a function of heat treatment

Petroleum coke Wikiwand

Petroleum coke, abbreviated coke, pet coke or petcoke, is a final carbonrich solid material that derives from oil refining, and is one type of the group of fuels referred to as cokesPetcoke is the coke that, in particular, derives from a final cracking process—a thermobased chemical engineering process that splits long chain hydrocarbons of petroleum into shorter chains—that

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