WEBClimate change and reducing carbon dioxide (CO 2 ) emissions is an immense challenge for this world. Lowering CO 2 emissions is essential to the goal of limiting the global average temperature increase to below 2 o C from preindustrial levels. Power generation, followed by transportation and industrial sectors are the three largest sources of .
WEBNov 26, 2015 · Effective utilization of low grade iron ore and low rank coal by excessive coalbased direct reduction process to coproduce DRI powder and semicoke can be one of the solutions to cut the high ...
WEBMay 9, 2024 · The First National Regulations. The EPA Administrator signed the Disposal of Coal Combustion Residuals from Electric Utilities final rule on December 19, 2014, and it was published in the Federal Register (FR) on April 17, 2015. This rule finalized national regulations to provide a comprehensive set of requirements for the safe disposal of .
WEBDec 19, 2023 · The reports with higher GCV submitted to the Indian Customs at the time of import was in line with the supply of contracts between subsidiary companies/ intermediary agents of the Indian importers and the power generation companies, reflecting the inflated value of the coal. The said DRI alert dated, which names 40 companies is .
WEBAug 29, 2018 · In March 2016, DRI issued a general alert to its field formations across India, outlining the modus operandi of overinvoicing of coal imports from Indonesia. DRI alleged that money was being "siphoned" outside the country and the electricitygenerating firms were availing of "higher tariff compensation based on artificially inflated cost ...
WEBOct 27, 2023 · The physical and chemical properties of the airdried residual coal after soaking in the goaf will change, resulting in an increase in its spontaneous combustion tendency. This study aimed to look into the features and mechanism of soakeddried coal's spontaneous combustion. Five samples of coal were dried to various degrees, and the .
WEBAug 1, 1996 · This paper presents the development of a mathematical model for methane gas migration in coal seams. The major focus of this model is the coupling between the gas flow and deformation of solid coal. The effect of diffusion of adsorbed methane gas from the solid matrix to the voids has been taken into account. The adsorption of gas in the coal .
WEBJan 1, 2019 · India has vast coal resources, consequently DRI production in India is primarily coal based (Indian Bureau of Mines, 2011). Today, gasbased DR 244 Comfort Ramakgala et al. / Procedia Manufacturing 35 (2019) 242â€"245 Author name / Procedia Manufacturing 00 (2016) 000â€"000 3 processes account for over 90% DRI production .
WEBMar 2, 2022 · Depending on the supply chain and process assumptions, emissions attribution approach to multiproduct systems, and the specific choice of inputs and outputs, the life cycle GHG emissions associated with DRI production range from to kgCO 2 e/tDRI for the rotary kiln DRI process, to kgCO 2 e/tDRI for the .
WEBDec 21, 2019 · Coal, as a heterogeneous fractured rock, has relatively low strength. When subjected to high stress, coal can undergo progressive failure (Wang et al. 2013).The failure behavior of coal depends on mechanical properties (, the strength, anisotropy, and brittleness) and can also be reflected by acoustic emissions (AEs) (Li et al. 2019; .
WEBThe resulting carbonized briquettes had a compressive strength as high as ~ MPa and density of ~ g/cm3. The process of preparated gasified coke from low rank coal, its not only realized the low rank coal clean efficient utilization, but also had a significant economic benefit from Heat Electricity and Metallurgy coproduction.
WEBOn the last day of March, the Directorate of Revenue Intelligence (DRI), which comes under the Union Ministry of Finance, issued a "general alert" to fiftyodd customs establishments all over India highlighting the modus operandi of overinvoicing of imports of coal from Indonesia. The DRI has claimed that money was being "siphoned" outside the ...
WEBJan 10, 2024 · The high court's December order was passed while disposing of two petitions filed in 2017 by NGO Centre for Public Interest Litigation (CPIL) and former bureaucrat and social activist Harsh Mander. The petitioners had referred to show cause notices issued by the DRI dated May 15, 2014 and March 31, 2016 that spoke of various .
WEBSep 12, 2016 · Studying the mechanical properties of and crack propagation in coal after water intrusion is necessary to tackle a number of geological engineering problems such as those associated with underground water storage in collieries and support for underground roadways in coal mines. To study the mechanical properties and crack development, 12 .
WEBDec 19, 2023 · Since 2016, the DRI has been trying to procure transaction documents related to Adani's dealings from Singapore authorities. The agency suspects many of the group's coal shipments imported from ...
WEBDry Sorbent Injection (DSI) refers to the practice of injecting a dry alkaline mineral into a flue gas stream in an effort to capture acid gases. The use of this technology at utilities and industries is expanding rapidly as a low capital cost solution for compliance with evolving environmental control requirements. This paper discusses the drivers for the use of DSI .
WEBNov 30, 2017 · The DRI alleged at least 40 power generating firms imported Indonesian coal directly from ports in that country to India while import invoices were routed through one or more intermediaries based in Singapore, Hong Kong, Dubai and British Islands to artificially inflate its value. ... In March 2016, the DRI issued a general alert to .
WEBDOI: / Corpus ID: ; Integrated coal pyrolysis with dry reforming of low carbon alkane over Ni/La2O3 to improve tar yield article{Lv2020IntegratedCP, title={Integrated coal pyrolysis with dry reforming of low carbon alkane over Ni/La2O3 to improve tar yield}, author={Jiannan Lv and Dechao .
WEBOct 22, 2016 · After the dry separation, about 41% of the feed was recovered as product with average % ash content. Ash rejection and combustible recovery was % and % respectively. Conducted tests showed that KAT process can effectively remove large amount of dense impurities from low grade coal thus producing an acceptable ash .
WEBAPPROXIMATELY 58% of India's steel is currently produced in electric furnaces – induction furnaces (IF) as well as electric arc (EAF). Given the lack of domestic scrap and the good availability of iron ore, thermal coals and natural gas, direct reduction has provided much of the iron units required for growth in steel production.
WEBMay 1, 1993 · DOI: /(94)902461 Corpus ID: ; Particle tribocharging characteristics relating to electrostatic dry coal cleaning article{Ban1993ParticleTC, title={Particle tribocharging characteristics relating to electrostatic dry coal cleaning}, author={Heng Ban and John L. Schaefer and Kozo .
WEBNov 18, 2023 · In September, AEL approached the high court seeking to quash the LRs issued in 2016. In March 2016, the DRI initiated a probe against a few Adani Group firms for alleged overvaluation of coal ...
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