In order to cope with this challenge, a separation process based on coke density was developed. High density particles are used in medium and coarse fractions, whereas low density particles are crushed and used as fines. Use of a coke separator has resulted in an increase of baked anode density …
real density (RD) of calcined petroleum coke. Real density, by definition, is obtained when the particle size of the test specimen is smaller than 75 µm (No. 200 sieve). 1.2 The values stated in SI (metric) units are to be regarded as standard. 1.3 This standard
Petroleum Coke. Petro Global Resources Group markets its petroleum coke from top Global producers. Our Petroleum coke sales are typically structured as long-term, short-term fixed price contracts or spot-fixed price (cargo-by-cargo or month-by-month) contracts. Our worldwide access to petroleum coke markets makes it one of the most reliable
Real density (RD) and crystallite size (L C) are common measures to control coke calcination levels. They are also measured routinely on anode core samples as a means of tracking anode baking levels. Many anode producers target anode RD levels which are3
Real Density gm/cc 2.00 - 2.09 2.03 - 2.06 - Apparent Density gm/cc 1.68 - 1.75 1.70 Min - Bulk Density gm/cc 0.75 - 0.85 0.80 Min - Sulphur % 0.5 - 3.5 1.2 - 3.0 1 Max Si Ppm 200 - 500 500 max n.a. Ni ppm 300 max n.a. Ppm 100 - 300 300 max n.a. Fe ppm
million tons (mt) of delayed coke produced globally per annum, 68 mt is sold as cheap fuel-grade green coke and 23 mt is calcined, producing 18 mt of calcined coke. Of the 18 mt, 14 mt is used as anode coke (for aluminium smelters), 3 mt is used as
2019/7/23· In terms of calcination quality, the true density, specific resistance, compacted packing density, air reactivity and CO2 reactivity of the calcined coke are closely related to anode consumption. The volatile matter has natural advantages over the rotary kiln.
2014/12/20· Needle coke is a premium product with very low S and impurity levels and a highly layered or aniso- tropic structure. It has a low coefficient of thermal expansion (CTE< 2.0 9 106/K), making it the material of choice for the production of the graphite electrodes used in steel-producing electric arc fur- …
So Scheme was used for calculation. The velocity of water in tube is 1 m/s, the inlet temperature of water is 300 K, the inlet temperature of calcined petroleum coke is 1073 K, and the velocity of calcined petroleum coke in the heat exchanger is 6 × 10 −5 m/s.
Real density, therefore, is a major quality specifiion of calcined petroleum coke and is used as a control in coke calcination. The volatile matter of petroleum coke affects the density of coke particles and can affect artifacts produced from further processing of the coke.
In order to cope with this challenge, a separation process based on coke density was developed. High density particles are used in medium and coarse fractions, whereas low density particles are crushed and used as fines. Use of a coke separator has resulted in an increase of baked anode density …
Petroleum coke has high concentrations of Ni and V, with up to 9463 ppm Ni and 1425 ppm V in the fourth-row ESP fly ash, and 26,440 ppm Ni and 3340 V in the 100 × 200-mesh portion of the latter ash, at a western Kentucky power plant ( Hower, Thomas, Mardon, & Trile, 2005 ).
Raw/Green coke as produced Coke calcined at 2375 F Fixed carbon, wt % 80 − 95 98.0 − 99.5 Hydrogen, wt % 3.0 − 4.5 0.1 Nitrogen, wt % 0.1 − 0.5 Sulfur, wt % 0.2 − 6.0 Volatile matter, wt % 5 − 15 0.2 − 0.8 Moisture, wt % 0.5 − 10 0.1 3 1.2
50 for both green and calcined coke is estimated to be > 300 mg/m3. Petroleum coke has a low acute toxicity hazard potential. Repeated-Dose Toxicity: No Screening Information Data Set (SIDS) guideline repeated-dose studies have been conducted on
50 for both green and calcined coke is estimated to be > 300 mg/m3. Petroleum coke has a low acute toxicity hazard potential. Repeated-Dose Toxicity: No Screening Information Data Set (SIDS) guideline repeated-dose studies have been conducted on
tion of carbon is 80-90% and when calcined petroleum coke is used, utilization is 60 - 70%. The results of microstructure examination of analysed coke are shown in figures 1 and 2. Macrostructure of coke discovered by using a stereo microscope (Fig. 1) is
Calcined Petroleum Coke (CPC) is a form of highly electrically conductive, dense Carbon with very low specific Electrical Resistance, and having fixed Carbon of approximately 99.5%. CPC is used extensively as Anode in Alumina Smelters, and in the manufacturing of Graphite/ Graphite Electrodes, and Thermal Paste for Ferro Alloys & industries in Arc Furnaces.
Petroleum coke weighs 2.23 gram per cubic centimeter or 2 230 kilogram per cubic meter, i.e. density of petroleum coke is equal to 2 230 kg/m³; at 20 C (68 F or 293.15K) at standard atmospheric pressure.
PJSC LUKOIL manufactures coke at the following refineries: OOO LUKOIL-Volgogradneftepererabotka, ООО LUKOIL-Permnefteorgsintez and S.C. PETROTEL-LUKOIL S.A. (Romania). The products of LUKOIL-Volgogradneftepererabotka are represented by electrode calcined coke, grade KEP-2, and electrode aggregate coke for the aluminum industry, grade KZ.
2019/7/23· In terms of calcination quality, the true density, specific resistance, compacted packing density, air reactivity and CO2 reactivity of the calcined coke are closely related to anode consumption. The volatile matter has natural advantages over the rotary kiln.
Sridhar Balakrishnan, Bharat Oman Refineries Limited , [email protected] Vibrated bulk density : Vibrated Bulk Density , is an indior of calcined petroleum coke porosity .The porosity characteristics of calcined petroleum coke have a significant impact on anode performance. It has been observed that the porosity of calcined petroleum coke
tion of carbon is 80-90% and when calcined petroleum coke is used, utilization is 60 - 70%. The results of microstructure examination of analysed coke are shown in figures 1 and 2. Macrostructure of coke discovered by using a stereo microscope (Fig. 1) is
PJSC LUKOIL manufactures coke at the following refineries: OOO LUKOIL-Volgogradneftepererabotka, ООО LUKOIL-Permnefteorgsintez and S.C. PETROTEL-LUKOIL S.A. (Romania). The products of LUKOIL-Volgogradneftepererabotka are represented by electrode calcined coke, grade KEP-2, and electrode aggregate coke for the aluminum industry, grade KZ.
The project will process petroleum coke from the refinery at a rate of 1,235 short tons per day. The product slate includes 457 barrels per day (b/d) of finished F-T wax, 125 b/d of diesel, 35 b/d of naphtha, and 55 MW of electricity for sale. Other salable products include steam, sulfur, nitrogen, and oxygen.
5.1 The real density of calcined petroleum coke directly influences the physical and chemical properties of the manufactured carbon and graphite artifacts for which it is used. Density, therefore, is a major quality specifiion of calcined petroleum coke and is used as a control in coke …
Petroleum coke (both green and calcined) is a black-colored solid produced by the high pressure thermal decomposition of heavy (high boiling) petroleum process streams and residues.
coke or also known as green petroleum coke, a material derived from residue oil refining process. Green Coke, produced in oil refineries. Processing of solid carbon compounds using Delayed Cooking Unit is capable of converting heavy oil (short residue)
real density (RD) of calcined petroleum coke. Real density, by definition is obtained when the particle size of the specimen is smaller than 75 microns (No. 200 Sieve). 1.2 The values stated in acceptable metric units are to be regarded as the standard. 1.3 This
2014/12/20· Needle coke is a premium product with very low S and impurity levels and a highly layered or aniso- tropic structure. It has a low coefficient of thermal expansion (CTE< 2.0 9 106/K), making it the material of choice for the production of the graphite electrodes used in steel-producing electric arc fur- …
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