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Report of base consolidation promotion survey of overseas coal import in FY 1993. Feasibility survey of effective utilization of coal ash; 1993 nendo kaigaitan yunyu kiban seibi sokushin chosa. Sekitanbai yuko riyo jigyo no feasibility chosa

Abstract

This report describes the effective utilization of coal ash discharged from general industry (general industry ash) as improving material of construction waste soil and deodorant for poultry industry. Coal ash is characterized by the pozzolan and self-hardening properties which are not shown in soil and sand. Coal ash having a large amount of free CaO in its composition has stronger such properties. Coal ash generated from fluidized bed combustor which is a kind of combustor of coal contains a large amount of free CaO, especially, resulting in the stronger such properties. On the other hand, coal ash has water and oil absorbing property due to its porous structure. To utilize these properties, the improving material of soft construction waste soil and deodorant for poultry industry have been selected. As a result of laboratory and field tests for the former, it was found that sufficient supporting force can be obtained. Since the protection of powder splash is required at the site, a humidification system has been developed, which can protect the splash by the humidification of 5%. The price between 500 and 1,000 yen/ton is suitable for the improving material of construction waste soil. The maximum price of the deodorant for  More>>
Publication Date:
Mar 01, 1994
Product Type:
Technical Report
Report Number:
ETDE/JP-98745419
Reference Number:
SCA: 014000; 200200; PA: JP-97:0B0238; EDB-98:071562; SN: 98001934105
Resource Relation:
Other Information: PBD: Mar 1994
Subject:
01 COAL, LIGNITE, AND PEAT; 20 FOSSIL-FUELED POWER PLANTS; ASHES; COAL; FLY ASH; WASTE PRODUCT UTILIZATION; DUSTS; HUMIDIFIERS; SOILS; CONSTRUCTION; WASTES; ODOR; CHICKENS; AIR POLLUTION ABATEMENT; SILICATES; CHEMICAL ACTIVATION; CALCIUM OXIDES
OSTI ID:
622802
Research Organizations:
New Energy and Industrial Technology Development Organization, Tokyo (Japan)
Country of Origin:
Japan
Language:
Japanese
Other Identifying Numbers:
Other: ON: DE98745419; TRN: JN97B0238
Availability:
Available from Office of Scientific and Technical Information, P.O.Box 1000, Oak Ridge Tennessee 37831, USA; OSTI as DE98745419
Submitting Site:
NEDO
Size:
129 p.
Announcement Date:
Jul 24, 1998

Citation Formats

None. Report of base consolidation promotion survey of overseas coal import in FY 1993. Feasibility survey of effective utilization of coal ash; 1993 nendo kaigaitan yunyu kiban seibi sokushin chosa. Sekitanbai yuko riyo jigyo no feasibility chosa. Japan: N. p., 1994. Web.
None. Report of base consolidation promotion survey of overseas coal import in FY 1993. Feasibility survey of effective utilization of coal ash; 1993 nendo kaigaitan yunyu kiban seibi sokushin chosa. Sekitanbai yuko riyo jigyo no feasibility chosa. Japan.
None. 1994. "Report of base consolidation promotion survey of overseas coal import in FY 1993. Feasibility survey of effective utilization of coal ash; 1993 nendo kaigaitan yunyu kiban seibi sokushin chosa. Sekitanbai yuko riyo jigyo no feasibility chosa." Japan.
@misc{etde_622802,
title = {Report of base consolidation promotion survey of overseas coal import in FY 1993. Feasibility survey of effective utilization of coal ash; 1993 nendo kaigaitan yunyu kiban seibi sokushin chosa. Sekitanbai yuko riyo jigyo no feasibility chosa}
author = {None}
abstractNote = {This report describes the effective utilization of coal ash discharged from general industry (general industry ash) as improving material of construction waste soil and deodorant for poultry industry. Coal ash is characterized by the pozzolan and self-hardening properties which are not shown in soil and sand. Coal ash having a large amount of free CaO in its composition has stronger such properties. Coal ash generated from fluidized bed combustor which is a kind of combustor of coal contains a large amount of free CaO, especially, resulting in the stronger such properties. On the other hand, coal ash has water and oil absorbing property due to its porous structure. To utilize these properties, the improving material of soft construction waste soil and deodorant for poultry industry have been selected. As a result of laboratory and field tests for the former, it was found that sufficient supporting force can be obtained. Since the protection of powder splash is required at the site, a humidification system has been developed, which can protect the splash by the humidification of 5%. The price between 500 and 1,000 yen/ton is suitable for the improving material of construction waste soil. The maximum price of the deodorant for poultry industry is 10 yen/kg. 14 refs., 40 figs., 49 tabs.}
place = {Japan}
year = {1994}
month = {Mar}
}