Calcined coke is a competitive material for making carbon anodes for smelting of alumina to aluminum. Calcining is an energy intensive industry and a significant amount of heat is exhausted in the calcining process. Efficiently managing this energy resource is tied to the profit margin and survivability of a calcining plant. To help improve …
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 ...
This study evaluates the effect of using two alternative biomass-type fuels, olive pomace powder and crushed almond shells, on the cement rotary kiln's combustion performance by comparing the two particles' co-combustion behavior to the case of combustion of petroleum coke alone using the Ansys Fluent Computational Fluid …
In a rotary kiln, the coke is tumbled to improve heat transfer and consistency of calcination and this reduces the average particle size. ... Petroleum coke is a by-product from crude oil ...
The petroleum green coke is fed into a refractory lined rotary kiln where the volatiles are driven off during the calcining process in an oxygen deficient atmosphere. Air can be …
Definitions. This invention relates to the calcination of carbonaceous materials, particularly petroleum coke such as intended to provide carbon for making electrodes or the like. Calcining operations of this sort are commonly performed in a rotary kiln into which the green petroleum coke in suitable particulate form is fed at one end, for delivery of …
A steady-state one-dimensional model that describes petroleum coke calcination in a rotary kiln was presented. The model provides a detailed description of …
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 in the calcining process. Efficiently managing this energy resource is tied to the profit margin and survivability of a calcining plant. To help improve the …
Calcined Petroleum Coke (CPC) is a vital component in aluminium smelting with a minimum ... Keywords: Calcined petroleum coke; shaft calcining technology, rotary kiln technology. 1. General
Due to the limitation of time conditions, the performance of calcined petroleum coke in rotary kiln is difficult to compare with that in retort calciner. Both retort calciner and rotary kiln need to be further …
The results were compared with actual industrial rotary kiln data in order to validate the simulation and there was a reasonable agreement for the two different GPCs considered. ... Leandro, S., Franca, A.S.: Modeling and Simula-tion of Petroleum Coke Calcination in Rotary Kilns. Fuel 80, 1611–1622 (2001) Article Google Scholar Perron, J ...
Keywords: Rotary Kiln, Calcining Processes, Rate-based HYSYS Simulation. Abstract: This paper presents the simulation of the green petroleum coke calcining processes using the simulation program ASPEN HYSYS. The results are validated using actual industrial data. The present study provides a detailed description of the rate-based simulation.
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).
Common calcining methods utilize a rotary kiln, a shaft furnace, or a rotary hearth furnace. Each furnace type uses a different method for heating the coke up to the …
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 …
At present,the petroleum coke is mainly calcined by vertical shaft furnace or rotary kiln to meet the requirement of prebaked anode used for aluminium reduction in China.Vertical shaft furnace for calcination is quite different from rotary kiln for calcination in the principle of calcination process,calcined coke quality,product availability,production …
Schematic diagram of a typical petroleum coke rotary kiln. the kiln cross-section with respect to the axial (x) direction. The differential control volumes are de®ned as dVg Ag dx for the gas phase and dVs As dx for the solid phase. Ag and As correspond to the cross-sectional areas normal to the gas and solid ¯ows, respectively, and dx is the ...
Calcined petroleum coke is obtained by calcining petroleum coke at high temperatures under the condition of 1250 • C to 1350 • C. Because of its low cost, high carbon content, and easy ...
Two rotary kilns to produce calcined petroleum coke; Located adjacent to Marathon oil refinery; Chalmette, Louisiana, USA. One rotary kiln to produce calcined petroleum coke; Dedicated deep-water terminal; Waste-heat recovery power plant; Gramercy, Louisiana, USA. One rotary kiln to produce calcined petroleum coke; Dedicated deep-water …
After removing the moisture by the drying kiln, dried green petroleum coke is then undergone the calcination process in the rotary kiln. Afterwards, it is then cooled to a temperature below 80 o C ...
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...
Carbon electrodes used in the aluminum industry are made from green petroleum coke, which should be calcined to remove moisture and volatile matter, and to acquire an appropriate crystalline structure. This process is carried out in a calcining rotary kiln. A typical kiln for petroleum coke is about 60 m long with a diameter of 2.5 m.
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 strength, and electrical conductivity …
Petroleum Coke Rotary Kiln is a high-quality and efficient carbonization technology that turns petroleum coke, a byproduct of crude oil refining, into high-quality carbon. This product is widely used in the cement, metallurgy, chemical, and other industries, as well as in power plants and waste incineration plants.
Rotary Kiln, Calcining Processes, Rate-based HYSYS Simulation. Abstract: This paper presents the simulation of the green petroleum coke calcining processes using the …
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 ...
Rotating kilns are widely used in industry for the production of coke, cement clinker, alumina, etc. [2–4].The main equations concerning the behavior of the solid material and gas phase inside the furnace were studied in detail and discussed in many publications, e.g., [2–4, 10].Nevertheless, it is necessary to give the main equations in order to …
A synergy model of material and energy flow analysis for the calcination process of green petroleum coke in rotary kiln @article{Li2021ASM, title={A synergy model of material and energy flow analysis for the calcination process of green petroleum coke in rotary kiln}, author={Peng Li and Baokuan Li and Zhongqiu Liu and Yang Yu}, journal ...
Calcining of petroleum coke is done in the rotary kiln. The kiln components consist of shell, tires, carrying stations, seals, refractory and a drive train, which
Petroleum Coke Combustion; 6.9. Scrap Tire Combustion; 6.10. Pulverized Fuel (Coal/Coke) Firing in Kilns; 6.11. Pulverized Fuel Delivery and Firing Systems; ... Rotary Kiln Petroleum Coke Calcination Process: Some Design Considerations. 11.1. Introduction; 11.2. The Rotary Calcining Integrated System; 11.3. Direct-Fired Kiln …
پست الکترونیک: [email protected]
نشانی: شماره 1688، جاده شرقی گاوک، منطقه جدید پودونگ، شانگهای، چین.
کپی رایت © 2024.cryptod تمامی حقوق محفوظ است.نقشه سایت