DE3723975C2 - - Google Patents
Info
- Publication number
- DE3723975C2 DE3723975C2 DE19873723975 DE3723975A DE3723975C2 DE 3723975 C2 DE3723975 C2 DE 3723975C2 DE 19873723975 DE19873723975 DE 19873723975 DE 3723975 A DE3723975 A DE 3723975A DE 3723975 C2 DE3723975 C2 DE 3723975C2
- Authority
- DE
- Germany
- Prior art keywords
- mill
- fine grinding
- separator
- grinding
- grinding material
- 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 - Fee Related
Links
- 238000000227 grinding Methods 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 20
- 239000003077 lignite Substances 0.000 claims description 16
- 238000002485 combustion reaction Methods 0.000 claims description 14
- 239000000446 fuel Substances 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 13
- 238000001035 drying Methods 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 6
- 239000003415 peat Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- 239000012159 carrier gas Substances 0.000 claims description 3
- 238000010304 firing Methods 0.000 claims 1
- 239000003245 coal Substances 0.000 description 8
- 239000002817 coal dust Substances 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000009423 ventilation Methods 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
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/24—Passing gas through crushing or disintegrating zone
- B02C23/30—Passing gas through crushing or disintegrating zone the applied gas acting to effect material separation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/24—Passing gas through crushing or disintegrating zone
- B02C23/32—Passing gas through crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2201/00—Pretreatment of solid fuel
- F23K2201/10—Pulverizing
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Disintegrating Or Milling (AREA)
- Crushing And Grinding (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU46187A HU196090B (en) | 1987-02-06 | 1987-02-06 | Method for crushing young peats, lignites, soft coals and energetic coals and preparing same for pulverized-coal firing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3723975A1 DE3723975A1 (de) | 1988-08-18 |
| DE3723975C2 true DE3723975C2 (enExample) | 1991-09-26 |
Family
ID=10949702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19873723975 Granted DE3723975A1 (de) | 1987-02-06 | 1987-07-20 | Verfahren zum mahlen von geologisch jungem torf, lignit, weicher braunkohle und energetischen kohlen und zur vorbereitung von deren brennstaubverfeuerung |
Country Status (9)
| Country | Link |
|---|---|
| CN (1) | CN87106071A (enExample) |
| DD (1) | DD261637A5 (enExample) |
| DE (1) | DE3723975A1 (enExample) |
| FR (1) | FR2610541B1 (enExample) |
| GB (1) | GB2200858B (enExample) |
| GR (1) | GR871282B (enExample) |
| HU (1) | HU196090B (enExample) |
| PL (1) | PL150651B1 (enExample) |
| SE (1) | SE8703053L (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2829657C1 (ru) * | 2024-04-23 | 2024-11-05 | федеральное государственное бюджетное образовательное учреждение высшего образования "Национальный исследовательский университет "МЭИ" (ФГБОУ ВО "НИУ "МЭИ") | Способ приготовления угольной пыли на тепловой электростанции с применением газопоршневого привода мельницы |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU196090B (en) * | 1987-02-06 | 1988-09-28 | Energiagazdalkodasi Intezet | Method for crushing young peats, lignites, soft coals and energetic coals and preparing same for pulverized-coal firing |
| CN105233954A (zh) * | 2015-11-05 | 2016-01-13 | 英卓科技有限公司 | 一种褐煤或泥炭的粉碎方法 |
| CN106290795B (zh) * | 2016-09-08 | 2018-12-28 | 山东省水利科学研究院 | 一种土工轻型击实试验风干土样碾散筛分试验装置及方法 |
| CN106153869A (zh) * | 2016-09-08 | 2016-11-23 | 山东省水利科学研究院 | 一种土工轻型击实试验碾土筛分试验设备及方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB764127A (en) * | 1955-01-13 | 1956-12-19 | Riley Stoker Corp | Apparatus for the comminution of coal |
| DE3128865C2 (de) * | 1981-07-22 | 1989-02-02 | Rheinische Braunkohlenwerke AG, 5000 Köln | Verfahren und Vorrichtung zum Mahltrocknen von vorgebrochener Rohbraunkohle zu Braunkohlenstaub |
| DE3320264A1 (de) * | 1983-06-04 | 1984-12-06 | Johann 5060 Bergisch-Gladbach Jerga | Rohkohle-zerkleinerungssystem und vorrichtung zur durchfuehrung des verfahrens |
| EP0220681B1 (de) * | 1985-10-29 | 1991-05-29 | Klöckner-Humboldt-Deutz Aktiengesellschaft | Einrichtung zur Zerkleinerung und Mahlung von feuchtem spröden Mahlgutes |
| HU196090B (en) * | 1987-02-06 | 1988-09-28 | Energiagazdalkodasi Intezet | Method for crushing young peats, lignites, soft coals and energetic coals and preparing same for pulverized-coal firing |
-
1987
- 1987-02-06 HU HU46187A patent/HU196090B/hu not_active IP Right Cessation
- 1987-07-20 DE DE19873723975 patent/DE3723975A1/de active Granted
- 1987-08-05 SE SE8703053A patent/SE8703053L/ not_active Application Discontinuation
- 1987-08-13 DD DD30601687A patent/DD261637A5/de not_active IP Right Cessation
- 1987-08-13 GR GR871282A patent/GR871282B/el unknown
- 1987-08-14 PL PL26732487A patent/PL150651B1/pl unknown
- 1987-09-02 CN CN198787106071A patent/CN87106071A/zh active Pending
- 1987-09-08 FR FR8712411A patent/FR2610541B1/fr not_active Expired - Fee Related
- 1987-09-22 GB GB8722304A patent/GB2200858B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2829657C1 (ru) * | 2024-04-23 | 2024-11-05 | федеральное государственное бюджетное образовательное учреждение высшего образования "Национальный исследовательский университет "МЭИ" (ФГБОУ ВО "НИУ "МЭИ") | Способ приготовления угольной пыли на тепловой электростанции с применением газопоршневого привода мельницы |
Also Published As
| Publication number | Publication date |
|---|---|
| PL267324A1 (en) | 1988-08-18 |
| DE3723975A1 (de) | 1988-08-18 |
| FR2610541B1 (fr) | 1992-09-11 |
| GB2200858B (en) | 1990-06-06 |
| GR871282B (en) | 1987-12-18 |
| CN87106071A (zh) | 1988-08-17 |
| GB8722304D0 (en) | 1987-10-28 |
| HU196090B (en) | 1988-09-28 |
| PL150651B1 (en) | 1990-06-30 |
| DD261637A5 (de) | 1988-11-02 |
| SE8703053D0 (sv) | 1987-08-05 |
| FR2610541A1 (fr) | 1988-08-12 |
| GB2200858A (en) | 1988-08-17 |
| SE8703053L (sv) | 1988-08-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |