CA1061306A - System for the safe handling of pulverized coal - Google Patents
System for the safe handling of pulverized coalInfo
- Publication number
- CA1061306A CA1061306A CA227,077A CA227077A CA1061306A CA 1061306 A CA1061306 A CA 1061306A CA 227077 A CA227077 A CA 227077A CA 1061306 A CA1061306 A CA 1061306A
- Authority
- CA
- Canada
- Prior art keywords
- explosion
- extinguishers
- separator
- coal
- fire
- 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.)
- Expired
Links
- 239000003245 coal Substances 0.000 title claims abstract description 91
- 238000004880 explosion Methods 0.000 claims abstract description 94
- 238000010298 pulverizing process Methods 0.000 claims abstract description 26
- 230000001629 suppression Effects 0.000 claims abstract description 17
- 239000003795 chemical substances by application Substances 0.000 claims description 20
- 238000003860 storage Methods 0.000 claims description 17
- 238000011068 loading method Methods 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 abstract description 19
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 6
- 239000001301 oxygen Substances 0.000 abstract description 6
- 229910052760 oxygen Inorganic materials 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000000227 grinding Methods 0.000 abstract description 3
- 238000001035 drying Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 abstract description 2
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 abstract 1
- 239000003570 air Substances 0.000 description 11
- JPOXNPPZZKNXOV-UHFFFAOYSA-N bromochloromethane Chemical compound ClCBr JPOXNPPZZKNXOV-UHFFFAOYSA-N 0.000 description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 239000000428 dust Substances 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- RJCQBQGAPKAMLL-UHFFFAOYSA-N bromotrifluoromethane Chemical compound FC(F)(F)Br RJCQBQGAPKAMLL-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229940052308 general anesthetics halogenated hydrocarbons Drugs 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K1/00—Preparation of lump or pulverulent fuel in readiness for delivery to combustion apparatus
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/10—Obtaining an average product from stored bulk material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B31/00—Charging devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Business, Economics & Management (AREA)
- Combustion & Propulsion (AREA)
- Public Health (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Emergency Management (AREA)
- Organic Chemistry (AREA)
- Disintegrating Or Milling (AREA)
- Coke Industry (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Cyclones (AREA)
- Drying Of Solid Materials (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Air Transport Of Granular Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US480013A US3912015A (en) | 1974-06-17 | 1974-06-17 | System for the safe handling of pulverized coal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1061306A true CA1061306A (en) | 1979-08-28 |
Family
ID=23906321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA227,077A Expired CA1061306A (en) | 1974-06-17 | 1975-05-15 | System for the safe handling of pulverized coal |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US3912015A (cs) |
| JP (1) | JPS5835239B2 (cs) |
| AU (1) | AU501509B2 (cs) |
| BE (1) | BE830105A (cs) |
| BR (1) | BR7503769A (cs) |
| CA (1) | CA1061306A (cs) |
| CS (1) | CS212747B2 (cs) |
| DE (1) | DE2526126C2 (cs) |
| ES (1) | ES438636A1 (cs) |
| FR (1) | FR2274530A1 (cs) |
| GB (1) | GB1508494A (cs) |
| IT (1) | IT1035953B (cs) |
| NL (1) | NL7507061A (cs) |
| PL (1) | PL118707B1 (cs) |
| YU (1) | YU37272B (cs) |
| ZA (1) | ZA753235B (cs) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5526519B2 (cs) * | 1972-10-10 | 1980-07-14 | ||
| US4267889A (en) * | 1978-12-27 | 1981-05-19 | Williams Robert M | Explosion suppression system for fire or explosion susceptible enclosure |
| US4244529A (en) * | 1979-05-07 | 1981-01-13 | The Cleveland Cliffs Iron Company | Inerting of pulverizing mills for combustible materials |
| US4321096A (en) * | 1980-12-16 | 1982-03-23 | John B. Pike & Son, Inc. | Apparatus and method for cleaning an explosion sensing port |
| FR2501833B1 (fr) * | 1981-03-10 | 1985-05-31 | Stein Industrie | Dispositif d'introduction et de combustion d'un combustible solide pulverise dans une enceinte sous pression |
| US4637473A (en) * | 1986-01-16 | 1987-01-20 | Kidde, Inc. | Fire suppression system |
| IN166429B (cs) * | 1986-04-29 | 1990-05-05 | Babcock & Wilcox Co | |
| US4754932A (en) * | 1987-03-18 | 1988-07-05 | Combustion Engineering, Inc. | Coal pulverizer inerting and fire extinguishing system |
| US4972998A (en) * | 1989-07-24 | 1990-11-27 | Smith & Mahoney, P.C. | Method and system for preventing explosions within a solid waste disposal facility |
| US5137218A (en) * | 1991-08-26 | 1992-08-11 | Western Farmers Electric Cooperative | Pulverizer for reducing the possibility of explosions |
| US5607021A (en) * | 1995-06-08 | 1997-03-04 | Weyerhaeuser Company | Fire suppression system |
| US5839673A (en) * | 1996-09-10 | 1998-11-24 | Williams; Robert M. | Apparatus for grinding material |
| RU2255808C1 (ru) * | 2003-12-26 | 2005-07-10 | Восточно-Сибирский государственный технологический университет | Вихревой аппарат для охлаждения сыпучих материалов |
| ITMI20041632A1 (it) * | 2004-08-06 | 2004-11-06 | Magaldi Power Spa | Impianto di trasporto meccanico a secco di piriti e polverino di carbone |
| RU2337595C1 (ru) * | 2007-01-09 | 2008-11-10 | Государственное образовательное учреждение высшего профессионального образования Восточно-Сибирский государственный технологический университет | Вихревой аппарат для охлаждения сыпучих материалов |
| WO2013166179A1 (en) | 2012-05-01 | 2013-11-07 | Innovative Combustion Technologies, Inc. | Pulverizer mill protection system |
| US9604226B2 (en) | 2012-05-01 | 2017-03-28 | Innovative Combustion Technologies, Inc. | Pulverizer mill protection system |
| US9452303B2 (en) * | 2012-08-27 | 2016-09-27 | Sturvek International NV | Valve device and method for preventing explosion propagation |
| CN102940940B (zh) * | 2012-10-31 | 2015-05-06 | 中国石油化工股份有限公司 | 温度压力双重控制抑制爆炸装置和石油化工安全反应设备 |
| US9494319B2 (en) * | 2013-03-15 | 2016-11-15 | General Electric Technology Gmbh | Pulverizer monitoring |
| CN104888384A (zh) * | 2015-06-11 | 2015-09-09 | 中国神华能源股份有限公司 | 原煤斗存煤自燃预警与防火系统 |
| CN105170296B (zh) * | 2015-10-23 | 2018-04-17 | 河南省锅炉压力容器安全检测研究院 | 一种全周期惰化的制粉系统精细防爆系统 |
| CN107120136A (zh) * | 2017-06-27 | 2017-09-01 | 中煤科工集团重庆研究院有限公司 | 机械感应爆炸应压力波式隔抑爆装置 |
| JP6827894B2 (ja) * | 2017-08-25 | 2021-02-10 | 三菱パワー株式会社 | 粉砕機及びその運用方法 |
| JP6817913B2 (ja) * | 2017-08-25 | 2021-01-20 | 三菱パワー株式会社 | 粉砕機及びその運用方法 |
| CN110081455A (zh) * | 2019-05-15 | 2019-08-02 | 金方圆安全技术研究院（苏州）有限公司 | 一种煤粉制备控爆集成保护系统 |
| DE102019117703A1 (de) * | 2019-07-01 | 2021-01-07 | Kristina Döring | Vorrichtung und Verfahren zur Detektion eines Brandes in einer Lager- und/oder Förderanlage |
| US12109443B2 (en) * | 2022-01-27 | 2024-10-08 | Black Card Emergency Solutions, LLC | Fire extinguishing assembly |
| CN115560580A (zh) * | 2022-09-29 | 2023-01-03 | 中国兵器装备集团自动化研究所有限公司 | 一种移动盆式烘干机抑爆装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2561043A (en) * | 1946-07-12 | 1951-07-17 | Agrashell Inc | Apparatus for grinding combustible materials |
| US2783845A (en) * | 1953-05-13 | 1957-03-05 | Graviner Manufacturing Co | Means for affording rapid relief of pressure |
| US3653443A (en) * | 1970-09-25 | 1972-04-04 | Walter E Dockery | Fire extinguishing system for cook stoves and ranges |
| US3720351A (en) * | 1971-05-06 | 1973-03-13 | Babcock & Wilcox Co | Pulverized fuel delivery system for a blast furnace |
-
1974
- 1974-06-17 US US480013A patent/US3912015A/en not_active Expired - Lifetime
-
1975
- 1975-05-15 CA CA227,077A patent/CA1061306A/en not_active Expired
- 1975-05-20 AU AU81325/75A patent/AU501509B2/en not_active Expired
- 1975-05-20 ZA ZA00753235A patent/ZA753235B/xx unknown
- 1975-05-21 GB GB21826/75A patent/GB1508494A/en not_active Expired
- 1975-06-05 IT IT49934/75A patent/IT1035953B/it active
- 1975-06-11 DE DE2526126A patent/DE2526126C2/de not_active Expired
- 1975-06-11 YU YU1509/75A patent/YU37272B/xx unknown
- 1975-06-11 BE BE157220A patent/BE830105A/xx not_active IP Right Cessation
- 1975-06-12 JP JP50070285A patent/JPS5835239B2/ja not_active Expired
- 1975-06-13 NL NL7507061A patent/NL7507061A/xx active Search and Examination
- 1975-06-14 PL PL1975181223A patent/PL118707B1/pl unknown
- 1975-06-16 FR FR7518800A patent/FR2274530A1/fr active Granted
- 1975-06-16 BR BR4850/75D patent/BR7503769A/pt unknown
- 1975-06-17 CS CS754252A patent/CS212747B2/cs unknown
- 1975-06-17 ES ES438636A patent/ES438636A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1035953B (it) | 1979-10-20 |
| AU501509B2 (en) | 1979-06-21 |
| AU8132575A (en) | 1976-11-25 |
| YU37272B (en) | 1984-08-31 |
| FR2274530B1 (cs) | 1977-07-22 |
| ES438636A1 (es) | 1977-03-01 |
| YU150975A (en) | 1983-04-27 |
| NL7507061A (nl) | 1975-12-19 |
| CS212747B2 (en) | 1982-03-26 |
| PL118707B1 (en) | 1981-10-31 |
| DE2526126C2 (de) | 1986-03-27 |
| FR2274530A1 (fr) | 1976-01-09 |
| ZA753235B (en) | 1976-04-28 |
| GB1508494A (en) | 1978-04-26 |
| US3912015A (en) | 1975-10-14 |
| JPS519104A (en) | 1976-01-24 |
| JPS5835239B2 (ja) | 1983-08-01 |
| DE2526126A1 (de) | 1976-01-02 |
| BE830105A (fr) | 1975-10-01 |
| BR7503769A (pt) | 1976-07-06 |
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