Combustion gas such as air, oxygen-enriched air or oxygen is introduced to a calcining zone at an intermediate level in a vertical shaft kiln for the calcining of petroleum coke utilizing a plurality of radially disposed combustion gas injectors and at least one vertically disposed injector located within the shaft kiln and extending into the calcining zone.

Metso Petroleum coke calcining systems Product performance introduction,Metso Processing Equipment How much is it？Where to buy Metso Processing Equipment,Where can I find used ones? Metso Processing Equipment

 · Calcined petroleum coke is used for the production of carbon anodes in the Hall-Héroult 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 by the …

2019613The petroleum coke calcination system is mainly composed of the original coke silo conveying calcination system afterburner dust removal system and cooling system.The green coke feed from the material soil into the rotary kilnthrough the 1200 calcining 40 minafter the calcined coke putinto the rotary coolerthe cooler exhausted air. Details

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 (0.58 to 0.79), equivalent heat conductivity coefficient (0.9 to 1.1), and equivalent specific heat (0.9 to 1.1). The calculated values of calcined petroleum …

 · 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 the energy efficiency and reduce …

A typical pulverized fuel/gas burner Metso's rotary cooler design utilizes both a direct water quench of the hot coke at the cooler entrance and counterflow movement of ambient air to cool the coke. The direct quench type is the most widely …

Equipment Used. Rotary kilns are used to carry out the calcination process. Depending on the process goals and the material to be processed, the kiln may be of the direct-fired, or indirect-fired type. It is also common to follow the calcination process with a rotary cooler. This efficiently cools the material after it has been calcined, so it ...

 · Calcining Temperature (C) Cake Coke sample Raw N sample Results Analytical results for the samples calcined at increased temperatures are shown in Tables Ill and IV. Some additional tests such as air and C02 reactivity and Hg apparent density were performed on Sample I (sponge coke) for comparison purposes to anode grade coke.

 · Waste Removal System The FGD system includes a dilute phase vacuum pneumatic conveying system for removal of waste product and ash from the fabric filter hoppers. System capacity is 14 tph, provided by 6-in. and 8-in. diameter lines. Air flow is provided by rotary positive displacement blowers. A 12,000-ft3 silo with dry un-

Petroleum Coke Calcining Engineering and technologies Petroleum Coke Calcining From design to delivery Technology Petroleum coke calcining is a thermal process to improve physical and chemical properties of the green petroleum coke produced by the delayed coker unit The feedstock anode grade green petroleum coke is a Technip profile valuable by-product of the …

 · The calcining process is composed of the petroleum coke charger (black), fluidized bed calciner with electrodes and nitrogen supply (red), and gas cleaning system (yellow-gold). The waste heat utilization system (or advanced CHP) is composed of the combustor/boiler (purple), coke cooler (blue), and generator (blue-violet).

 · The calcining process is composed of the petroleum coke charger (black), fluidized bed calciner with electrodes and nitrogen supply (red), and gas cleaning system (yellow-gold). The waste heat utilization system (or advanced CHP) is composed of the combustor/boiler (purple), coke cooler (blue), and generator (blue-violet).

A pyroscrubber is a furnace used in the petroleum coke calcining industry to recover energy from the carbonaceous contents, including char dust and hydrocarbon volatiles of the exhaust gas from the calcination kiln. The combusted hot gases are used to generate steam and produce electricity, so it is important to optimize the pyroscrubber performance to produce high-grade combusted …

 · 367 3D-simulation of the thermal performance of a coke calcining kiln R.T. Bui, G. Simard, Y. Kocaefe, A. Charette, M. Lacroix, S. Jain Universite du Quebec a Chicoutimi, Chicoutimi, Quebec, Canada J. Perron Alcan International Ltd., Jonquiere, Quebec, Canada Canada Canada A. Proulx Alcan Smelters and Chemicals, Joinquiere, Quebec, P. Barr The …

 · delayed coke is 2 to 3 times higher than that of coke from fluid or contact cokers. The calcining process is essentially a time-temperature function with the most important control variables being heating rate, VCM/air ratio and final calcinations temperature. The final quality of the calcined coke is directly

 · calcining process inside the kiln, combustion product gases, together with unburned volatiles and coke fines are fed into the pyroscrubber through the settling chamber and the inlet duct. Air is injected into the main chamber through two air injection sections. The first air injection section consists of 28 air injection tubes shooting at 45

Having thus described the invention, we claim: 1. A method for reducing the air reactivity of calcined petroleum coke wherein said calcined petroleum coke is produced by a process comprising: charging a heavy petroleum residuum feed stream to a coking drum at coking conditions of temperature and pressure to produce petroleum coke in said coking drum, …

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Basic calcining process. Petroleum coke calcining is a three step process, including drying, devolatization and densification. The coke calcining process is a time-temperature function, conducted in an oxygen deficient atmosphere. …

 · 2.3 Green coke calcining. Green coke calcining plants use a rotary kiln for calcining. The process involves the following components: a station for unloading and storing green coke, the kiln, a coke cooler, a system that …

 · Cooler efficiency depends on : The required combustion air of the kiln system. f- Identical heat consumption - Same excess air factor - Same primary air ratio. ffDiameter of the cooler is similar to that of a corresponding suspension preheater kiln. Rotating speed is in the same range as for the kiln (max. 3 rpm)

 · 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.

The waste heat reutilization system of calcined petroleum coke (CPC), installed in the tank calcined furnace, was built. The waste heat reutilization exchanger, included …

The outlet 110 of the fan or pump can be connected to auxiliary components, heating systems, boilers, etc., conventionally found around calcining plants. The air or exhaust gases drawn through inlets 41 and counter-currently through cooling zone 40 afford completion of cooling and the air exiting at 110 is reduced in temperature due to ...

 · Coke Calcining Prop. Equipment supply Material Handling Design (Blending) Ash Handling Systems (Power) Technology In-House Technologies Coke Cooling Equipment Ash Handling Equipment Third Party Technologies Metso (Rotary Kiln) Key references ALBA (BRN) Takreer (UAE) Turkmenbashi (TKM) Koniambo (New. Cal.) Metals & Minerals

The mobile coke handling station (MCHS) is designed to extract packing coke from the electrode furnace pits and to discharge it into a removable hopper. The conveying air flow is generated by a building-mounted stationary suction system consisting of a central duct between the furnace sections, a cyclone, a fine dust filter and a blower/exhauster.

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.

 · Rotary Coolers The Cascade Cooleralways operates in counter-flow, but is otherwise similar to the cascade dryer, the hot gases being substituted by ambient or chilled air, which is in direct contact with the material. In general this type of cooler is used for lower temperature, coarse product applications or in conjunction with an indirect system.

A typical pulverized fuel/gas burner Metso's rotary cooler design utilizes both a direct water quench of the hot coke at the cooler entrance and counterflow movement of ambient air to cool the coke. The direct quench type is the most widely used method of cooling in the coke calcining industry. Metso's air seals (marketed as Goodeal and ...