Simulation of Combustion and Thermal-flow Inside a Petroleum Coke Rotary Calcining Kiln A Thesis Submitted to the Graduate Faculty of the University of New Orleans in partial fulfillment of the requirements for the degree of Master of Science in Mechanical Engineering by Zexuan Zhang BS University of New Orleans, 2003 May, 2007
calcining process of anthracite by rotary kiln-- CMS (Crusher Machine Sale In calcining process of anthracite by rotary kiln youtube petroleum coke and coal Get Price And Support Online (58e) CFD Modeling of Rotary Kilns for Pyro-Processing CFD Modeling of Rotary Kilns for Pyro-Processing Applications a continuous process
Calcined petroleum coke is a high purity carbon material produced by heating green petroleum coke to drive off moisture, volatile matter, and impurities and to increase its electrical conductivity The primary aluminum industry is the major consumer of calcined petroleum coke, representing approximately 80% of the demand for this carbon material
Oct 28, 2010· Simulation of Combustion and Thermal-Flow Inside a Petroleum Coke Rotary Calcining Kiln—Part I: Process Review and Modeling Zexuan Zhang and Ting Wang [+-] , Calcined coke is an important material for making carbon anodes for smelting alumina to aluminum Calcining is an energy intensive industry and a significant amount of heat is wasted .
process flow diagram calcined coke Posted at:June 14, 2013[ , Figure 1 Schematic diagram of a typical coke calcining rotary kiln Modeling and simulation describe the coke calcining processes to obtain a , Calcination of fluid coke in an electrically heated fluidized bed
QUALITY AND PROCESS PERFORAMNCE OF ROTARY KILNS AND SHAFT CALCINERS Les Edwards Rain CII Carbon LLC, 2627 Chestnut Ridge Rd, Kingwood, Texas, 77339, USA Carbon, Petroleum Coke, Calcination, Anode Abstract Rotary kilns have been used successfully for many years to produce calcined coke for the aluminium industry and they offer a
Jul 3, 2014 , soda - aluminium hydroxidehydrate system , comparison to a value of >95 % for a rotary calcined speciality alumina , A typical process flow diagram for the Bayer process is shown in Figure 42, brackets indicate Get Price
Calcined coke is the best material for making carbon anodes for smelting of alumina to aluminum Petroleum coke is usually calcined in a gas-fired rotary kiln or rotary hearth at high temperatures, around 1200 to 1450 °C, to remove moisture, drive off volatile matters, increase the density of the coke, increase physical
flow chart of process of calcined coke in rotary kiln 20121222- of process of calcined coke in rotary kiln,and operate a Shaft Kiln Calciner to produce 500.
The further processing of green coke by calcining in a rotary kiln removes residual volatile hydrocarbons from the coke The calcined petroleum coke can be further processed in an anode baking oven in order to produce anode coke of the desired shape and physical properti
overall flow chart is presented in , then calcined in rotary kilns under , Kaolin Clay Ore Figure 6 Overall Flow Chart Kaolin Caly Manufacturing Process Get Price Investigating the possibility of utilization of kaolin and the potential of , The use of calcined clays as a pozzolonic additive for cement has been , 4: Simplified .
China Coke Calciner, China Coke Calciner Suppliers and Manufacturers Directory - Source a Large Selection of Coke Calciner Products at pet coke ,coking coal equipment ,calcined anthracite coal from China Alibaba
Petroleum coke is a process that involves steps such as , 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 , Some property of calcined petroleum coke is
KVS rotary kilns can handle a wide range of green coke feeds inclu-ding needle, sponge, shot, fluid or tar pitch green cok The rotary kiln is also able to optimize the coke calcining operating parameters, be it residence time, temperature gradient, and heat up rate, all ,
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 kaolin, calcined bauxite, calcined alumina
This paper will discuss the results of calcining high-sulfur coke in the rotary kiln under industrial conditions 2 Calcination results Coke A (S = 36 %) and Coke B (S = 30 %) were calcined in the rotary kiln to assess the risk of desulfurization within the temperature range of 1 200 to 1 350 °C Coke samples were Table 1 Coke properti
flow chart of process of calcined coke in rotary kiln Mar 09, 2013 flow chart of process of calcined coke in rotary kiln Gold Ore Calcined Kaolin Processing Plant Flow Chart SIMULATION OF COMBUSTION AND THERMAL FLOW INSIDE A PETROLEUM COKE ROTARY CALCINING KILN, PART More detailed Coke Calcining System Rotary Cooler alanglover
with rotary kiln technology Keywords: Calcined petroleum coke; shaft calcining technology, rotary kiln technology 1 General GPC is a by-product of the oil refining process Heavy Crude Oil (bottoms) are put into a “Delayed Coking Unit” – DCU, Coker – in order to extract further lighter fractions (jet fuel, gasoline, kerosene)
The oldest and newest petroleum coke calciners employ rotary kilns to thermally upgrade green coke, thus rendering it suitable for use by the amorphous carbon and graphite industri In response to environmental pressures and rising fuel costs, modern coke calcining facilities are much cleaner and much more thermally efficient
Calcination (also referred to as calcining) is a thermal treatment process in presence of air or oxygen applied to ores and other inorganic solid materials (ie, minerals, ceramic powders) to bring about a thermal decomposition, phase transition, or removal of a ,
Description Rotary kiln is the most commonly used equipment in the calcination of petroleum cokeRaw petroleum coke (commonly known as coke) flow into the rotary kiln in the kiln tail, in the kiln and countercurrent hot air contact heating, because the kiln body is tilted rotation, material rotates with the kiln body and move to the kiln head, and in turn after kiln preheating, calcining zone .
Coal based Direct Reduction Rotary Kiln Process The coal based direct reduction rotary kiln process was developed for converting iron ore directly into metallic iron without the melting of the materials The process has the advantage of low capital expenditure and no requirement of coking coal
Description We are a professional rotary kiln manufacturer in China, providing flowchart and installation service According to different fuels, rotary kiln can be classified into gas-fired rotary kiln, oil-fired rotary kiln and coal-fired rotary kiln It is widely used for different materials with a processing capacity of 180-1, 000 tons per day, a dimension ofφ25×40m-φ48×68m and .
Calcining Process Of Anthracite By Rotary Kiln Rotary coal calcination kiln machinery,calcined anthracite Get Price And Support Online; processing coal to produce cokes by rotary kiln calcining process of anthracite by rotary kiln-- CMS (Crusher Machine Sale In calcining process of anthracite by rotary kiln youtube petroleum coke and coal
Table 1: Green coke properties in Shaft versus Rotary Kiln As can be seen in shaft kilns very fine material with higher VCM’s can be calcined which can not be calcined in rotary kilns where VCM’s are limited to 12 % Today’s trend in the refining industry is to increase the throughput of the delayed coking unit by reducing the cycle time
Retort calciner and rotary kiln are the two main types for petroleum coke calcination Rotary kiln is widely used in Europe and the United States, while retort calciner is used earlier and more in China There are great differences between the two in calcination process principle, yield, capacity, calcination quality, floor area, construction .
Rotary Calciners Rotary calciners, also commonly called indirect kilns, are used in various calcination operations where exhaust gases must be minimized, when processing finely divided solids, or where temperature must be tightly controlled along the length of the kiln A calciner is comprised of a rotating drum inside a furnace, which is externally heated
Calcined coke is the best material for making carbon anodes for smelting of alumina to aluminum Petroleum coke is usually calcined in a gas-fired rotary kiln or rotary hearth at high temperatures .
Rotary kilns run 24 hours a day, and are typically stopped only for a few days once or twice a year for essential maintenance One of the main maintenance works on rotary kilns is tyre and roller surface machining and grinding works which can be done while the kiln ,
Jun 04, 1996· A process and control system for controlling a rotary calcining kiln having a feed material inlet for material to be calcined, a calcined product outlet and a high temperature zone in which said material is calcined, the high temperature zone being movable within the rotary calcining kiln according to changes in operational control variables of the rotary calcining kiln