JP5473734B2 - 低品位炭乾燥システム - Google Patents
低品位炭乾燥システム Download PDFInfo
- Publication number
- JP5473734B2 JP5473734B2 JP2010086213A JP2010086213A JP5473734B2 JP 5473734 B2 JP5473734 B2 JP 5473734B2 JP 2010086213 A JP2010086213 A JP 2010086213A JP 2010086213 A JP2010086213 A JP 2010086213A JP 5473734 B2 JP5473734 B2 JP 5473734B2
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- JP
- Japan
- Prior art keywords
- low
- grade coal
- steam
- generated
- coal drying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003245 coal Substances 0.000 title claims description 142
- 238000001035 drying Methods 0.000 title claims description 90
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 51
- 238000010438 heat treatment Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 description 24
- 238000010248 power generation Methods 0.000 description 18
- 238000002309 gasification Methods 0.000 description 15
- 239000000428 dust Substances 0.000 description 13
- 238000010586 diagram Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 239000003610 charcoal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 238000002407 reforming Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000003077 lignite Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000003476 subbituminous coal Substances 0.000 description 1
Images
Landscapes
- Drying Of Solid Materials (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Description
101 低品位炭
102 低品位炭乾燥装置
103 伝熱部材(加熱手段)
104 発生蒸気
105 集塵装置
107 流動化蒸気
108 乾燥炭
109 製品炭
110 冷却器
111 流動層
114 循環ファン
115 固体成分
120 多段圧縮機
120a 圧縮機
120b 蒸気管
121 低温水供給手段
121a 低温水管
121b 低温水ポンプ
A 過熱蒸気
B 凝縮水
E 低温水
F フリーボード部
L1 発生蒸気ライン
L2 分岐ライン
Claims (1)
- 低品位炭を乾燥させる低品位炭乾燥装置と、
乾燥により前記低品位炭から発生する発生蒸気を多段に分けて圧縮して高温高圧の過熱蒸気とする多段圧縮機と、
前記多段圧縮機の段の間で圧縮途中の蒸気に低温水を供給する低温水供給手段と、
前記多段圧縮機により圧縮された過熱蒸気を前記低品位炭乾燥装置の乾燥熱源として供する加熱手段と、
を備え、前記低品位炭乾燥装置にて発生するドレイン水を前記低温水供給手段により供給する低温水として用いることを特徴とする低品位炭乾燥システム。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010086213A JP5473734B2 (ja) | 2010-04-02 | 2010-04-02 | 低品位炭乾燥システム |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010086213A JP5473734B2 (ja) | 2010-04-02 | 2010-04-02 | 低品位炭乾燥システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011214812A JP2011214812A (ja) | 2011-10-27 |
JP5473734B2 true JP5473734B2 (ja) | 2014-04-16 |
Family
ID=44944738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010086213A Active JP5473734B2 (ja) | 2010-04-02 | 2010-04-02 | 低品位炭乾燥システム |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5473734B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6136338B2 (ja) * | 2013-02-18 | 2017-05-31 | 株式会社Ihi | ボイラ装置 |
DE102013110447B4 (de) * | 2013-09-20 | 2016-01-07 | L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Vergasungsanlage und Verfahren zum Bespannen ihrer Ascheschleuse |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5782683A (en) * | 1980-11-13 | 1982-05-24 | Tsukishima Kikai Co | Drying of water containing organic matter |
US4601113A (en) * | 1985-04-26 | 1986-07-22 | Westinghouse Electric Corp. | Method and apparatus for fluidized steam drying of low-rank coals |
JPH1194461A (ja) * | 1997-07-24 | 1999-04-09 | Tanigawa Kogeisha:Kk | 含水物の乾燥方法及び乾燥装置 |
JP3685477B2 (ja) * | 1999-11-26 | 2005-08-17 | 鹿島建設株式会社 | 水蒸気ヒートポンプ方式乾燥装置およびその運転方法 |
JP2004300928A (ja) * | 2003-03-28 | 2004-10-28 | Tokyo Electric Power Co Inc:The | 多段圧縮機、ヒートポンプ、並びに熱利用装置 |
JP4997881B2 (ja) * | 2006-08-31 | 2012-08-08 | 株式会社日立製作所 | ヒートポンプシステム |
JP5239613B2 (ja) * | 2008-08-15 | 2013-07-17 | 東京電力株式会社 | 蒸気生成システム |
-
2010
- 2010-04-02 JP JP2010086213A patent/JP5473734B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2011214812A (ja) | 2011-10-27 |
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