HRP20221243T1 - Postupak proizvodnje cementnog klinkera - Google Patents
Postupak proizvodnje cementnog klinkera Download PDFInfo
- Publication number
- HRP20221243T1 HRP20221243T1 HRP20221243TT HRP20221243T HRP20221243T1 HR P20221243 T1 HRP20221243 T1 HR P20221243T1 HR P20221243T T HRP20221243T T HR P20221243TT HR P20221243 T HRP20221243 T HR P20221243T HR P20221243 T1 HRP20221243 T1 HR P20221243T1
- Authority
- HR
- Croatia
- Prior art keywords
- furnace
- temperature
- gas
- oxygen
- calciner
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
- C04B7/432—Preheating without addition of fuel
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
- C04B7/44—Burning; Melting
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
- C04B7/434—Preheating with addition of fuel, e.g. calcining
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
- C04B7/44—Burning; Melting
- C04B7/4407—Treatment or selection of the fuel therefor, e.g. use of hazardous waste as secondary fuel ; Use of particular energy sources, e.g. waste hot gases from other processes
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
- C04B7/47—Cooling ; Waste heat management
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories or equipment specially adapted for rotary-drum furnaces
- F27B7/42—Arrangement of controlling, monitoring, alarm or like devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
- F27D2019/0006—Monitoring the characteristics (composition, quantities, temperature, pressure) of at least one of the gases of the kiln atmosphere and using it as a controlling value
- F27D2019/0018—Monitoring the temperature of the atmosphere of the kiln
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
- F27D2019/0028—Regulation
- F27D2019/0034—Regulation through control of a heating quantity such as fuel, oxidant or intensity of current
- F27D2019/004—Fuel quantity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
- F27D2019/0028—Regulation
- F27D2019/0034—Regulation through control of a heating quantity such as fuel, oxidant or intensity of current
- F27D2019/004—Fuel quantity
- F27D2019/0043—Amount of air or O2 to the burner
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/03—Calcining
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
- Y02P40/121—Energy efficiency measures, e.g. improving or optimising the production methods
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Details (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Claims (13)
1. Postupak proizvodnje cementnog klinkera, koji se sastoji od koraka:
predgrijavanja sirovog brašna u predgrijaču (12),
kalciniranja predgrijanog sirovog brašna u kalcinatoru (14), spaljivanje predgrijanog i kalciniranog sirovog brašna u peći (16) kako bi se dobilo cementni klinker, pri čemu se u peć (16) dovodi zapaljivi plin, koji sadrži udio kisika, uz određivanje temperature u peći (16), te
hlađenja cementnog klinkera u hladnjaku (18),
naznačen time što
dovođenje kisika u peć (16) se regulira ovisno o određenoj temperaturi u peći (16),
pri čemu se određenu temperaturu uspoređuje s ciljanom vrijednošću, a u slučaju odstupanja određene temperature od ciljane vrijednosti dovođenje kisika u peć (16) i/ili u kalcinator (14) se poveća ili smanji, te
pri čemu se ciljanu vrijednost podesi ovisno o raspodjeli veličine čestica i/ili o normi vapna.
2. Postupak u skladu s patentnim zahtjevom 1, pri čemu se temperaturu u peći (16) određuje izravno, uz pomoć uređaja za mjerenje temperature (60), ili posredno, uz pomoć parametara postupka, poput osobito sadržaja dušičnog oksida u peći (16), potrošnje energije u peći (16), sadržaja kisika u peći (16), dovođenja goriva u peć (16), vanjske temperature zida peći i/ili dodavanja sirovog brašna u predgrijač (12).
3. Postupak u skladu s bilo kojim od prethodnih patentnih zahtjeva, pri čemu dovođenje kisika u peć (16) i u kalcinator (14) se tako podesi da u kalcinatoru (14) i u peći (16) dolazi do nadstehiometrijskog, osobito gotovo stehiometrijskog, izgaranja.
4. Postupak u skladu s bilo kojim od prethodnih patentnih zahtjeva, pri čemu se u peć (16) dovodi gorivo, a dovođenje goriva se regulira ovisno o određenoj temperaturi u peći (16).
5. Postupak u skladu s bilo kojim od prethodnih patentnih zahtjeva, pri čemu hladnjak (18) ima prostor za rashladni plin (34), kroz kojeg struja rashladnog plina koja hladi rasuti materijal može teći kao poprečna struja, pri čemu prostor za rashladni plin (34) sadrži prvi odjeljak prostora za rashladni plin (36), u kojem je prva struja rashladnog plina (42), i drugi odjeljak prostora za rashladni plin (38), koji se nalazi uz prvi odjeljak prostora za rashladni plin (36) u smjeru transportiranja klinkera, u kojem je druga struja rashladnog plina (46), pri čemu prva struja rashladnog plina (42) tvori zapaljivi plin kojeg se dovodi u peć (16), te pri čemu se dovođenje zapaljivog plina regulira ovisno o određenoj temperaturi u peći (16).
6. Postupak u skladu s bilo kojim od prethodnih patentnih zahtjeva, pri čemu peć (16) ima više ulaza za zapaljivi plin kroz koje se zapaljivi plin dovodi u peć (16), pri čemu se dovođenje zapaljivog plina u odgovarajuće ulaze za zapaljivi plin u svakom slučaju regulira ovisno o određenoj temperaturi u peći (16).
7. Postupak u skladu s bilo kojim od prethodnih patentnih zahtjeva, pri čemu se određuje količinu goriva koju se dovodi u peć (16) i kalcinator (14), udio dušičnih oksida u plinu izgaranja iz peći, udio kisika u plinu izgaranja iz peći, količinu sirovog brašna dodana u predgrijač, a dovođenje kisika u peć (16) i/ili u kalcinator (14) se regulira ovisno o najmanje jednoj od određenih vrijednosti.
8. Postupak u skladu s bilo kojim od prethodnih patentnih zahtjeva, pri čemu se određivanje temperature u peći (16) i/ili ulaz za materijal (25) u peć (16) sastoji u određivanju temperature plinovite faze, unutarnje površine zida i/ili klinkera u zoni sinteriranja (32), te pri čemu se temperaturu određuje beskontaktno.
9. Postrojenje za proizvodnju cementa (10), koje ima
- predgrijač (12), namijenjen predgrijavanju sirovog brašna,
- kalcinator (14), namijenjen kalciniranju predgrijanog sirovog brašna,
- peć (16), namijenjenu spaljivanju sirovog brašna kako bi se dobilo cementni klinker, pri čemu peć (16) ima uređaj za mjerenje temperature (60), namijenjen određivanju temperature u peći (16), i ulaz za zapaljivi plin, namijenjen dovođenju zapaljivog plina, koji sadrži udio kisika, u peć (16), te
- hladnjak (18), namijenjen hlađenju cementnog klinkera,
naznačen time što
postrojenje za proizvodnju cementa ima uređaj za upravljanje (62), koji je spojen s uređajem za mjerenje temperature, i ulaz za zapaljivi plin, te je tako dizajniran da upravlja dovođenjem kisika u peć (16) ovisno o određenoj temperaturi u peći (16),
pri čemu je uređaj za upravljanje (62) tako dizajniran da uspoređuje određenu temperaturu u peći (16) s ciljanom vrijednošću, a u slučaju odstupanja određene temperature od ciljane vrijednosti povećava ili smanjuje dovođenje kisika u peć (16) i/ili u kalcinator (14), te pri čemu se ciljanu vrijednost podesi ovisno o raspodjeli veličine čestica i/ili o normi vapna.
10. Postrojenje za proizvodnju cementa u skladu s patentnim zahtjevom 9, pri čemu predgrijač (12) ima uređaj za mjerenje kisika, spojen s uređajem za upravljanje (62), namijenjen određivanju sadržaja kisika u plinu koji teče kroz predgrijač (12), te pri čemu je uređaj za upravljanje (62) tako dizajniran da upravlja dovođenjem kisika u kalcinator (14) i peć (16) na takav način da u peći (16) i kalcinatoru (14) dolazi do stehiometrijskog ili nadstehiometrijskog izgaranja.
11. Postrojenje za proizvodnju cementa u skladu s bilo kojim od patentnih zahtjeva 9 i 10, pri čemu svako od kalcinatora (14) i peći (16) ima sredstvo za dovođenje goriva u svakog od peći (16) i kalcinatora (14), te pri čemu je uređaj za upravljanje (62) spojen sa sredstvom, te je tako dizajniran da upravlja dovođenjem goriva u kalcinator (14) i/ili peć (16), ovisno o određenoj temperaturi u peći (16).
12. Postrojenje za proizvodnju cementa u skladu s bilo kojim od patentnih zahtjeva 9 do 11, pri čemu peć (16) ima više ulaza za zapaljivi plin kroz koje se zapaljivi plin dovodi u peć (16), pri čemu je uređaj za upravljanje (62) tako dizajniran da upravlja dovođenjem zapaljivog plina u odgovarajuće ulaze za zapaljivi plin, u svakom slučaju ovisno o određenoj temperaturi u peći (16).
13. Postrojenje za proizvodnju cementa u skladu s bilo kojim od patentnih zahtjeva 9 do 12, pri čemu je uređaj za mjerenje temperature dizajniran za provođenje beskontaktnog mjerenja temperature unutarnje površine zida peći i/ili klinkera u zoni sinteriranja.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE20205227A BE1028194B1 (de) | 2020-04-08 | 2020-04-08 | Verfahren zur Herstellung von Zementklinker |
| DE102020204520.8A DE102020204520A1 (de) | 2020-04-08 | 2020-04-08 | Verfahren zur Herstellung von Zementklinker |
| PCT/EP2021/058930 WO2021204797A1 (de) | 2020-04-08 | 2021-04-06 | Verfahren zur herstellung von zementklinker |
| EP21716212.2A EP3911615B1 (de) | 2020-04-08 | 2021-04-06 | Verfahren zur herstellung von zementklinker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HRP20221243T1 true HRP20221243T1 (hr) | 2022-12-09 |
Family
ID=75362641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HRP20221243TT HRP20221243T1 (hr) | 2020-04-08 | 2021-04-06 | Postupak proizvodnje cementnog klinkera |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US20230145917A1 (hr) |
| EP (1) | EP3911615B1 (hr) |
| CN (1) | CN115380014B (hr) |
| DK (1) | DK3911615T3 (hr) |
| ES (1) | ES2928101T3 (hr) |
| HR (1) | HRP20221243T1 (hr) |
| HU (1) | HUE060202T2 (hr) |
| LT (1) | LT3911615T (hr) |
| PL (1) | PL3911615T3 (hr) |
| PT (1) | PT3911615T (hr) |
| RS (1) | RS63626B1 (hr) |
| WO (1) | WO2021204797A1 (hr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018215348A1 (de) * | 2018-09-10 | 2020-03-12 | Thyssenkrupp Ag | Kühler zum Kühlen von Klinker und Verfahren zum Betreiben eines Kühlers zum Kühlen von Klinker |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1073013B (it) * | 1976-10-12 | 1985-04-13 | Italcementi Spa | Dispositivo per la regolazione della temperatura dei gas nella camera di essiccazione di un preriscaldatore a griglia mobile per la produzione di clinker da cemento |
| TW332857B (en) * | 1993-02-26 | 1998-06-01 | Kawasaki Heavy Ind Ltd | Cement clinker |
| JP2618836B2 (ja) * | 1994-09-08 | 1997-06-11 | 川崎重工業株式会社 | セメントクリンカの焼成方法及び焼成装置 |
| US6383283B1 (en) * | 1997-12-02 | 2002-05-07 | Cement Petcoptimizer Company | Control of cement clinker production by analysis of sulfur in the end product |
| CN100344568C (zh) * | 2006-03-29 | 2007-10-24 | 缪建通 | 水泥熟料烧成工艺 |
| CN101817648B (zh) * | 2010-04-27 | 2012-08-22 | 贾会平 | 一种煅烧物料的方法和设备 |
| CN102276177B (zh) * | 2010-07-29 | 2013-01-23 | 四川川恒化工股份有限公司 | 一种生产水泥的方法 |
| CN103486849B (zh) * | 2013-09-06 | 2015-11-18 | 内蒙古工业大学 | 一种可变气氛水泥熟料煅烧回转窑试验设备 |
| CN104850149A (zh) * | 2015-06-03 | 2015-08-19 | 新气象（唐山）合同能源管理有限公司 | 控制提高水泥质量的设备及方法 |
| CN106482507B (zh) * | 2016-10-18 | 2018-10-09 | 湖南大学 | 一种水泥分解炉燃烧自动控制方法 |
| DE102018206673A1 (de) | 2018-04-30 | 2019-10-31 | Thyssenkrupp Ag | Oxyfuel-Klinkerherstellung mit spezieller Sauerstoffzugasung |
| CN110929936A (zh) * | 2019-11-25 | 2020-03-27 | 华润水泥技术研发（广西）有限公司 | 一种水泥熟料性能预测方法 |
-
2021
- 2021-04-06 DK DK21716212.2T patent/DK3911615T3/da active
- 2021-04-06 WO PCT/EP2021/058930 patent/WO2021204797A1/de active Application Filing
- 2021-04-06 PT PT217162122T patent/PT3911615T/pt unknown
- 2021-04-06 LT LTEPPCT/EP2021/058930T patent/LT3911615T/lt unknown
- 2021-04-06 PL PL21716212.2T patent/PL3911615T3/pl unknown
- 2021-04-06 CN CN202180026482.6A patent/CN115380014B/zh active Active
- 2021-04-06 US US17/916,636 patent/US20230145917A1/en active Pending
- 2021-04-06 RS RS20220943A patent/RS63626B1/sr unknown
- 2021-04-06 EP EP21716212.2A patent/EP3911615B1/de active Active
- 2021-04-06 HR HRP20221243TT patent/HRP20221243T1/hr unknown
- 2021-04-06 HU HUE21716212A patent/HUE060202T2/hu unknown
- 2021-04-06 ES ES21716212T patent/ES2928101T3/es active Active
Also Published As
| Publication number | Publication date |
|---|---|
| ES2928101T3 (es) | 2022-11-15 |
| LT3911615T (lt) | 2022-11-10 |
| HUE060202T2 (hu) | 2023-02-28 |
| EP3911615B1 (de) | 2022-07-13 |
| RS63626B1 (sr) | 2022-10-31 |
| US20230145917A1 (en) | 2023-05-11 |
| EP3911615A1 (de) | 2021-11-24 |
| CN115380014B (zh) | 2024-02-20 |
| PT3911615T (pt) | 2022-10-06 |
| PL3911615T3 (pl) | 2022-12-05 |
| DK3911615T3 (da) | 2022-10-03 |
| WO2021204797A1 (de) | 2021-10-14 |
| CN115380014A (zh) | 2022-11-22 |
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