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[求助]
求助国际会议文献一篇［有效期至10月10］
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一篇国际会议论文 80年代的 谢谢虫友的帮忙！ http://www.osti.gov/energycitati ... jsp?osti_id=6752158 我没有权限 |
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dewang20022006
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ABurnham, A.K.ABey, N.K.AKoskinas, G.J.D1980K040500 -- Oil Shales & Tar Sands-- Properties & Composition ;040402 -- Oil Shales & Tar Sands-- Surface Methods; ;HYDROGEN SULFIDES-- CHEMICAL REACTION YIELD;OIL SHALES-- PYROLYSIS;PYRITES-- OXIDATION; AIR POLLUTION;ARGON;COMPARATIVE EVALUATIONS;EXPERIMENTAL DATA;GREEN RIVER FORMATION;HIGH TEMPERATURE;IRON OXIDES;KEROGEN;RETORTING;STEAM;TEMPERATURE DEPENDENCE; BITUMINOUS MATERIALS;CARBONACEOUS MATERIALS;CHALCOGENIDES;CHEMICAL REACTIONS;DATA;DECOMPOSITION;ELEMENTS;ENERGY SOURCES;FLUIDS;FOSSIL FUELS;FUELS;GASES;HYDROGEN COMPOUNDS;INFORMATION;IRON COMPOUNDS;MATERIALS;MINERALS;NONMETALS;NUMERICAL DATA;ORES;ORGANIC MATTER;OXIDES;OXYGEN COMPOUNDS;POLLUTION;RARE GASES;SULFIDES;SULFUR COMPOUNDS;SULFUR ORES;THERMOCHEMICAL PROCESSES;TRANSITION ELEMENT COMPOUNDS;YIELDSMOSTI ID: 6752158 PPages: 25THydrogen sulfide evolution from Colorado oil shaleXThe dependence of H/sub 2/S evolution on gas atmosphere was measured in this study.^The gas environments used were argon, autogenous (self-generated), and steam-argon mixtures, all at atmospheric pressure.^The samples used in these experiments were Green River oil shale from Colorado.^In Green River oil shale, sulfur occurs in both inorganic and organic combinations; 70 to 85% of the sulfur is present as pyrite, and most of the remaining sulfur is present as organic sulfur.^During pyrolysis, H/sub 2/S could be formed from the reaction of pyrite with hydrocarbons, hydrogen, or water, and from cracking or organosulfur compounds.^The objective was to determine the importance of these various reactions and to report the amounts of H/sub 2/S evolved from oil-shale samples obtained from locations in Colorado.^Most of the sulfur in oil shale occurs in pyrite and a smaller amount is contained in the kerogen.^The major sources of H/sub 2/S during oil shale pyrolysis appears to be the reaction of pyrite with organic matter.^In an autogenous atmosphere, most of the H/sub 2/S evolves between 400 and 500/sup 0/C.^Addition of finely ground pyrite increases the amount of H/sub 2/S evolved but does not change the evolution profile.^In an argon atmosphere, however, added pyrite causes a substantial increase in H/sub 2/S evolution only between 475 and 525/sup 0/C.^Similar reaction characteristics were observed with large-grained natural pyrite in Tract C-a shale.^The argon results demonstrate the importance of intimate contact between the pyrite and organic material.^In a steam atmosphere, pyrite is oxidized to iron oxides and the H/sub 2/S evolution increases substantially.^In some samples, essentially all the initial sulfur is evolved as H/sub 2/S at temperatures below 800/sup 0/C.^However, thermodynamics may limit the amount of H/sub 2/S produced from pyrrhotite under retort conditions. 0Conference Proceedings @UCRL-84066(Rev.1);CONF-800889-2(Rev.1) CUnited States Z System Entry Date: 05/13/2001 2 Availability: NTIS, PC A02/MF A01. 3 Source: ERA-06-008623;EDB-81-020377 1 Language: English |
4楼2008-09-29 11:55:01
2楼2008-09-26 09:44:37
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只有摘要 Document This document is not available electronically via this database. For copies of Journal Articles, please contact the Publisher or your local public or university library and refer to the information in the Resource Relation field. For copies of other documents, please see the Availability, Publisher, Research Organization, Resource Relation and/or Author (affiliation information) fields and/or Document Availability. Title Hydrogen sulfide evolution from Colorado oil shale Creator/Author Burnham, A.K. ; Bey, N.K. ; Koskinas, G.J. Publication Date 1980 Nov 26 OSTI Identifier OSTI ID: 6752158 Report Number(s) UCRL-84066(Rev.1);CONF-800889-2(Rev.1) DOE Contract Number W-7405-ENG-48 Resource Type Conference Specific Type Technical Report Resource Relation Symposium on oil shale, tar sands, and related materials; Aug 1980; San Francisco, CA, USA Research Org California Univ., Livermore (USA). Lawrence Livermore National Lab. Subject 040500 -- Oil Shales & Tar Sands-- Properties & Composition ;040402 -- Oil Shales & Tar Sands-- Surface Methods; ;HYDROGEN SULFIDES-- CHEMICAL REACTION YIELD;OIL SHALES-- PYROLYSIS;PYRITES-- OXIDATION; AIR POLLUTION;ARGON;COMPARATIVE EVALUATIONS;EXPERIMENTAL DATA;GREEN RIVER FORMATION;HIGH TEMPERATURE;IRON OXIDES;KEROGEN;RETORTING;STEAM;TEMPERATURE DEPENDENCE Related Subject BITUMINOUS MATERIALS;CARBONACEOUS MATERIALS;CHALCOGENIDES;CHEMICAL REACTIONS;DATA;DECOMPOSITION;ELEMENTS;ENERGY SOURCES;FLUIDS;FOSSIL FUELS;FUELS;GASES;HYDROGEN COMPOUNDS;INFORMATION;IRON COMPOUNDS;MATERIALS;MINERALS;NONMETALS;NUMERICAL DATA;ORES;ORGANIC MATTER;OXIDES;OXYGEN COMPOUNDS;POLLUTION;RARE GASES;SULFIDES;SULFUR COMPOUNDS;SULFUR ORES;THERMOCHEMICAL PROCESSES;TRANSITION ELEMENT COMPOUNDS;YIELDS Description/Abstract The dependence of H/sub 2/S evolution on gas atmosphere was measured in this study.^The gas environments used were argon, autogenous (self-generated), and steam-argon mixtures, all at atmospheric pressure.^The samples used in these experiments were Green River oil shale from Colorado.^In Green River oil shale, sulfur occurs in both inorganic and organic combinations; 70 to 85% of the sulfur is present as pyrite, and most of the remaining sulfur is present as organic sulfur.^During pyrolysis, H/sub 2/S could be formed from the reaction of pyrite with hydrocarbons, hydrogen, or water, and from cracking or organosulfur compounds.^The objective was to determine the importance of these various reactions and to report the amounts of H/sub 2/S evolved from oil-shale samples obtained from locations in Colorado.^Most of the sulfur in oil shale occurs in pyrite and a smaller amount is contained in the kerogen.^The major sources of H/sub 2/S during oil shale pyrolysis appears to be the reaction of pyrite with organic matter.^In an autogenous atmosphere, most of the H/sub 2/S evolves between 400 and 500/sup 0/C.^Addition of finely ground pyrite increases the amount of H/sub 2/S evolved but does not change the evolution profile.^In an argon atmosphere, however, added pyrite causes a substantial increase in H/sub 2/S evolution only between 475 and 525/sup 0/C.^Similar reaction characteristics were observed with large-grained natural pyrite in Tract C-a shale.^The argon results demonstrate the importance of intimate contact between the pyrite and organic material.^In a steam atmosphere, pyrite is oxidized to iron oxides and the H/sub 2/S evolution increases substantially.^In some samples, essentially all the initial sulfur is evolved as H/sub 2/S at temperatures below 800/sup 0/C.^However, thermodynamics may limit the amount of H/sub 2/S produced from pyrrhotite under retort conditions. Country of Publication United States Language English Format Pages: 25 Availability NTIS, PC A02/MF A01. System Entry Date 2001 May 13 |
3楼2008-09-28 16:05:18
