Department of Energy Office of Scientific and Technical Information. Search terms: Advanced search options. ...
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Department of Energy Office of Scientific and Technical Information. Search terms: Advanced search options. ...
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WEBThe Department of Energy's Office of Scientific and Technical Information
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WEBThe objective of the work reported herein was to develop the capital costs and the product costs for an HCoal liquefaction facility, using the most recent yield data from HRI's PDU unit for Illinois and Wyodak coals. A key part of this effort was the development of a processing configuration for each of the two cases in order to provide selfsufficient .
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WEBThe Department of Energy's Office of Scientific and Technical Information
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WEBThe Department of Energy's Office of Scientific and Technical Information
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WEBThe fluid dynamics occurring in HRI's Hcoal process development unit coal liquefaction reactor during Run PDU10 were measured and compared with Amoco Oil coldflow fluidization results. It was found that alyst bed expansions and gas holdups are higher in the PDU than those observed in the coldflow tests for slurries having the same ...
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WEBFor this coal a 17% increase in cyclohexane solubles, a 12% increase in toluene solubles and a 1 to 3% increase in the THF solubles, are observed for the present process over the HCoal® process. Thus, the present process is effective in converting a high rank, medium volatile bituminous coal to solubles and hydrocarbon liquid products. ##STR4##
WhatsApp: +86 18203695377![Schematic representation of the HOil reactor, IFP [97].](/92wi470/331.jpg)
WEBThis process was first commercialized in 1960s by HRI (Axen). The HOil ebullated bed process can operate over a wide range of conversion levels and is particularly adapted to heavy vacuum residua ...
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WEBAlkylphenols constitute up to 20% of the products from such direct liquefaction processes as HCoal, solventrefined coal (SRC), and the Exxon donor solvent (EDS) process. According to Huibers, the Dynaphen process is a direct extension of HRI's hydrodealkylation process for the conversion of alkylaromatics to benzene and fuel gases.
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WEBOVERVIEW OF COALTOLIQUIDS: A HISTORICAL PERSPECTIVE HCoal Process In the early 1960s, HRI, now HTI, invented the HCoal process. This is a singlestep direct alytic hydrogenationbased coal liquefaction process. Pulverized coal is converted at elevated temperature and pressure to liquids and gases that are then .
WhatsApp: +86 18203695377![[PDF] Development of significantly improved alysts for coal ...](/92wi470/105.jpg)
WEBThe alysts are based on a unique substrate prepared in bead form from a rehydratable alumina. Their spherical shape, crush strength, and abrasion resistance seem ideally suited for the ebullated bed reactors used in the HCOAL process developed by Hydrocarbon Research, Inc. (HRI).
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WEBThe most important process of this group is the HCoal process, developed by Hydrocarbon Research, Inc. (HRI) as an outgrowth of previous work on the hydrogenation of petroleum fractions. The development of this process was sponsored by the ERDA and a large group of oil companies [1]. HCoal Process
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WEBThe Department of Energy's Office of Scientific and Technical Information
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WEBHCoal continued to concentratemore » Final product analyses were completed and the large batch of Amo1A clearly exhibited improved performance over the HCoal alyst, HDS1442A. This batch of Amo1A will be used in HRI's 3 T/D pilot plant run, PDU10.
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WEBThe fluid dynamics occurring in HRI's Hcoal process development unit coal liquefaction reactor during Run PDU10 were measured and compared with Amoco Oil coldflow fluidization results. It was found that alyst bed expansions and gas holdups are higher in the PDU than those observed in the coldflow tests for slurries having the same nominal .
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WEBTechnical Report: Study of ebullated bed fluid dynamics for HCoal. Quarterly progress report No. 1, July 1September 30, 1980 Quarterly progress report No. 1, July 1September 30, 1980
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WEBThe Shenhua CTL plant became operational in 2008, reportedly producing 20,000 barrels a day of diesel oil, liquefied petroleum gas and naphtha. The plant relies on the HCoal process developments started in the 1950s, to mix pulverized coal with recycled liquids, hydrogen and a alyst in a bubbling reactor to create synthetic fuels and other ...
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WEBIn the 1920s the FischerTropsch process was developed to convert the main constituents of the gas, hydrogen and carbon monoxide to liquid fuels. At the beginning of the 20th century the direct liquefaction process was first done by reacting coal with hydrogen and process solvent at high temperatures and pressure to produce liquid fuels.
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WEBThe process design of this cold flow model followed practices established by HRI in their process development unit. The cold fow unit has been used to conduct experiments with nitrogen, kerosene, or kerosene/coal char slurries, and HDS alyst, which at room temperature have properties similar to those existing in the HCoal reactor.
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WEBDec 1, 2009 · The HCoal proc ess was developed by Hydrocarbon Research Inc. (HRI) and was derived from the ir HOil process for petroleum resid upgrading. The basis of the process was a novel al ytic reactor in
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WEBOct 15, 2023 · 1. Introduction. As a traditional energy source, coal has long occupied an important position in the world energy system (Zhang et al., 2022).However, during the process of coal mining and utilization, coal spontaneous combustion (CSC) often occurs (Pan et al., 2023).CSC is widespread among the world's major coalproducing countries, .
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WEBUnder DOE Contract DEAC0577ET10152, HRI is investigating the thermal dissolution of coal and its effects on the mechanism of alytic coal liquefaction in an HCOAL system. The twostage coal liquefaction system consists of a coal slurry preheater which is essentially a short residence time reactor and the liquefaction reactor which can be ...
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WEBHRI has developed a alyst regeneration procedure for spent alysts from both coal liquefaction and heavy petroleum residual upgrading operations to remove carbonaceous matter as well as most of the metal contaminants by chemical treatment. Test results show that activities of the regenerated alysts from the HCoal Process were either ...
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WEBThe Department of Energy's Office of Scientific and Technical Information
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WEBThe development of diagnostic instrumentation for monitoring coal liquefaction process streams is discussed. A sapphire optical fiber was used as an attenuated total reflectance (ATR) element in conjunction with Fourier transform infrared (FTIR) spectrometry to probe harsh liquefaction process streams.
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Department of Energy Office of Scientific and Technical Information. Search terms: Advanced search options. ...
WhatsApp: +86 18203695377
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