CA1228060A - Vane wheel arrangement with nihard wear plates - Google Patents
Vane wheel arrangement with nihard wear platesInfo
- Publication number
- CA1228060A CA1228060A CA000433727A CA433727A CA1228060A CA 1228060 A CA1228060 A CA 1228060A CA 000433727 A CA000433727 A CA 000433727A CA 433727 A CA433727 A CA 433727A CA 1228060 A CA1228060 A CA 1228060A
- Authority
- CA
- Canada
- Prior art keywords
- deflector
- air
- grinding surface
- bowl mill
- vane
- 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
- 239000000463 material Substances 0.000 claims abstract description 46
- 238000010298 pulverizing process Methods 0.000 claims abstract description 34
- 239000002245 particle Substances 0.000 claims description 37
- 238000003466 welding Methods 0.000 claims description 14
- 230000000712 assembly Effects 0.000 claims description 12
- 238000000429 assembly Methods 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 9
- 239000003245 coal Substances 0.000 abstract description 70
- 230000000694 effects Effects 0.000 abstract description 13
- 230000032258 transport Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 9
- 238000010248 power generation Methods 0.000 description 7
- 239000000446 fuel Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000003245 working effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- -1 e.g. Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C15/001—Air flow directing means positioned on the periphery of the horizontally rotating milling surface
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000545912A CA1236068A (en) | 1982-12-08 | 1987-09-01 | Converging/diverging orifice assembly for bowl mills |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US447,916 | 1982-12-08 | ||
| US06/447,916 US4523721A (en) | 1982-12-08 | 1982-12-08 | Bowl mill with primary classifier assembly |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000545912A Division CA1236068A (en) | 1982-12-08 | 1987-09-01 | Converging/diverging orifice assembly for bowl mills |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1228060A true CA1228060A (en) | 1987-10-13 |
Family
ID=23778260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000433727A Expired CA1228060A (en) | 1982-12-08 | 1983-08-02 | Vane wheel arrangement with nihard wear plates |
Country Status (10)
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IN166426B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1986-02-24 | 1990-05-05 | Combustion Eng | |
| FR2605247B1 (fr) * | 1986-10-15 | 1988-12-02 | Stein Industrie | Dispositif de canalisation du flux d'air vertical sur la peripherie d'une cuve rotative de broyeur a galets d'axe vertical |
| US4754932A (en) * | 1987-03-18 | 1988-07-05 | Combustion Engineering, Inc. | Coal pulverizer inerting and fire extinguishing system |
| US4752037A (en) * | 1987-04-01 | 1988-06-21 | Combustion Engineering, Inc. | Vane wheel assembly for rb mills |
| JPH0634826Y2 (ja) * | 1988-09-08 | 1994-09-14 | バブコツク日立株式会社 | 竪型ミル |
| CA1311232C (en) * | 1989-07-20 | 1992-12-08 | Randall J. Novotny | Pulverizer having rotatable grinding table with replaceable air port segments |
| US5127590A (en) * | 1991-04-09 | 1992-07-07 | March-Sourthwestern Corp. | Rotating throat/air port ring assembly |
| US5340041A (en) * | 1992-11-25 | 1994-08-23 | The Babcock & Wilcox Company | Welded rotating annular passage segment for coal pulverizers with replaceable vanes and adjustable passage port area |
| JP2512376B2 (ja) * | 1993-05-28 | 1996-07-03 | ザ・バブコック・アンド・ウイルコックス・カンパニー | 石炭粉砕機用の改善された低圧力降下回転ベ―ン入口通路 |
| US5605292A (en) * | 1995-09-06 | 1997-02-25 | March-Southwestern Corp. | Pulverizer mill high performance classifier system |
| DE19844112A1 (de) * | 1998-09-25 | 2000-03-30 | Loesche Gmbh | Schaufelkranz für Luftstrom-Wälzmühlen |
| US6079648A (en) | 1999-03-01 | 2000-06-27 | Combustion Engineering, Inc. | Arrangement for securing a vane wheel assembly to a grinding table of a pulverizing bowl mill |
| WO2000064587A1 (en) | 1999-04-21 | 2000-11-02 | Mitsui Babcock Energy Limited | Pulverising mill |
| US6564727B1 (en) * | 2002-01-25 | 2003-05-20 | Alstom Ltd. | Method and apparatus for uprating and controlling a solid fuel pulverized and exhauster system for a steam generator |
| KR100949722B1 (ko) * | 2002-08-12 | 2010-03-25 | 에이펙셀 (주) | 마이크로 초미립 분쇄기 |
| US6902126B2 (en) * | 2002-11-04 | 2005-06-07 | Alstom Technology Ltd | Hybrid turbine classifier |
| US7252253B2 (en) * | 2003-05-13 | 2007-08-07 | Bharat Heavy Electricals Ltd. | Bowl mill for a coal pulverizer with an air mill for primary entry of air |
| US7267293B2 (en) * | 2005-05-13 | 2007-09-11 | Alstom Technology Ltd | High efficiency bowl mill |
| US7448565B2 (en) * | 2006-09-01 | 2008-11-11 | Alstom Technology Ltd | Low profile primary classifier |
| KR200447331Y1 (ko) * | 2008-09-09 | 2010-01-15 | 한국동서발전(주) | 보울 미분기의 석탄 유출 저감 장치 |
| US20140076210A1 (en) * | 2011-09-30 | 2014-03-20 | Mitsubishi Heavy Industries, Ltd | Biomass mill and biomass-coal mixed combustion system |
| CN102397806B (zh) * | 2011-10-13 | 2015-08-26 | 郝志刚 | 立式磨机用物料分散装置 |
| US20150060582A1 (en) * | 2012-03-07 | 2015-03-05 | Electricity Generation And Retail Corporation | Method and apparatus for separating particulate matter |
| EA023078B1 (ru) * | 2012-08-24 | 2016-04-29 | Открытое акционерное общество "ТЯЖМАШ" | Делитель пыли |
| US9399222B2 (en) | 2013-06-03 | 2016-07-26 | Alstom Technology Ltd | Air flow control arrangement for pulverizer |
| US10646877B2 (en) * | 2017-03-13 | 2020-05-12 | General Electric Technology Gmbh | System and method for adjusting a material bed depth in a pulverizer mill |
| WO2020097143A1 (en) * | 2018-11-07 | 2020-05-14 | General Electric Company | A primary classifier for a bowl mill |
| EP3932559B1 (en) * | 2020-06-29 | 2024-02-21 | Metso Finland Oy | Hydraulic crusher concave retaining system |
| JP2024087361A (ja) * | 2022-12-19 | 2024-07-01 | 三菱重工業株式会社 | 偏流構造体、粉砕機及び粉砕機の組立方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR794073A (fr) * | 1934-09-13 | 1936-02-07 | Polysius G Ag | Trieur à circulation rotative d'air, avec distribution de la matière brute par plateau |
| FR808543A (fr) * | 1935-06-10 | 1937-02-09 | Foyers Automatiques Sa Des | Broyeur à cuve |
| US2389844A (en) * | 1942-09-19 | 1945-11-27 | Babeock & Wilcox Company | Pulverizer |
| US2431746A (en) * | 1944-08-25 | 1947-12-02 | Comb Eng Co Inc | Bowl mill with vane means providing uniform velocity upwardly swirling air currents |
| DE909287C (de) * | 1949-11-01 | 1954-04-15 | Babcock & Wilcox Ltd | Kugelquetschmuehle |
| US2698142A (en) * | 1953-02-03 | 1954-12-28 | Combustion Eng | Bowl mill with novel bowl and air flow directing means |
| DE1152297B (de) * | 1956-07-24 | 1963-08-01 | Loesche Kg | Luftstrommuehle |
| DE1055926B (de) * | 1957-10-24 | 1959-04-23 | Loesche Hartzerkleinerungs U Z | Federrollenmuehle |
| DE2309900A1 (de) * | 1973-02-28 | 1974-08-29 | Loesche Kg | Panzerring zum umlenken eines staubgasstromes zum beispiel bei muehlen |
| JPS5697566A (en) * | 1979-12-21 | 1981-08-06 | Ici Ltd | Vessel used for electrostatic atomizing and its holder |
-
1982
- 1982-12-08 US US06/447,916 patent/US4523721A/en not_active Expired - Lifetime
-
1983
- 1983-08-02 CA CA000433727A patent/CA1228060A/en not_active Expired
- 1983-08-12 IN IN999/CAL/83A patent/IN161554B/en unknown
- 1983-08-22 ZA ZA836186A patent/ZA836186B/xx unknown
- 1983-10-17 EP EP83110338A patent/EP0111109B1/en not_active Expired - Lifetime
- 1983-10-17 DE DE8383110338T patent/DE3381708D1/de not_active Expired - Fee Related
- 1983-11-11 KR KR1019830005348A patent/KR870001040B1/ko not_active Expired
- 1983-11-28 ES ES527604A patent/ES8407405A1/es not_active Expired
- 1983-12-07 AU AU22160/83A patent/AU563002B2/en not_active Ceased
- 1983-12-08 JP JP58230737A patent/JPS59112851A/ja active Pending
-
1992
- 1992-03-09 JP JP1992021201U patent/JPH04110140U/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP0111109A2 (en) | 1984-06-20 |
| KR870001040B1 (ko) | 1987-05-26 |
| DE3381708D1 (de) | 1990-08-09 |
| EP0111109A3 (en) | 1986-03-19 |
| AU2216083A (en) | 1984-06-14 |
| ZA836186B (en) | 1984-04-25 |
| EP0111109B1 (en) | 1990-07-04 |
| US4523721A (en) | 1985-06-18 |
| KR840006917A (ko) | 1984-12-04 |
| JPH04110140U (ja) | 1992-09-24 |
| ES527604A0 (es) | 1984-10-01 |
| JPS59112851A (ja) | 1984-06-29 |
| IN161554B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-12-26 |
| ES8407405A1 (es) | 1984-10-01 |
| AU563002B2 (en) | 1987-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1228060A (en) | Vane wheel arrangement with nihard wear plates | |
| CA1139726A (en) | Bowl mill with air deflector means | |
| US7448565B2 (en) | Low profile primary classifier | |
| KR100893640B1 (ko) | 슬래그를 포함한 재료를 분쇄하기 위한 롤러 제분기 및 슬래그 재료의 제분방법 | |
| US4602745A (en) | Coverging/diverging orifice assembly for embodiment in a bowl mill | |
| US4605174A (en) | Vane wheel arrangement with nihard wear plates | |
| KR900000884B1 (ko) | 수직형 로울러 분쇄기 | |
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| JPS63350Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |