CN102092969B - Special concrete clinker without limerock burdening and production method of special concrete clinker - Google Patents
Special concrete clinker without limerock burdening and production method of special concrete clinker Download PDFInfo
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- CN102092969B CN102092969B CN201010598775.5A CN201010598775A CN102092969B CN 102092969 B CN102092969 B CN 102092969B CN 201010598775 A CN201010598775 A CN 201010598775A CN 102092969 B CN102092969 B CN 102092969B
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- 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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The invention relates to the technical field of concrete, in particular to a special concrete clinker without limerock burdening and a production method of the special concrete clinker. The special concrete clinker without limerock burdening is prepared from the following raw materials in percentage by weight: 4%-6% of ferro corrective raw material copper slag, 8%-10% of sal corrective raw material gangue, 4%-6% of sal corrective raw material silica and the balance of industrial waste slag carbide slag. The production method has the beneficial effects that when the special concrete clinker is produced, the industrial waste slag carbide slag is utilized to completely replace limerock, thus a large amount of limerock can be reduced, 1.25 tons of limerock are saved in terms of each ton of special concrete clinker, 0.511 ton of discharged carbon dioxide is reduced, and the production cost is lowered, thereby reducing or avoiding the pollution of industrial waste carbide slag on environment.
Description
Technical field
the present invention relates to cement technology field, is a kind of without raw meal prepared from lime special cement grog and production method thereof, especially can save limestone resource reducing emission of carbon dioxide, realize the comprehensive utilization of resource.
Background technology
it is all main material production by Wingdale that at present known existing technology special cement grog is produced, it consumes large quantities of lime stone resource, and the larger production cost of CO2 emissions is high, and along with the minimizing of limestone resource, cost will further increase.
industrial residue carbide slag mud is more and more, and environmental pollution is also in further increase, and how utilizing industrial residue carbide slag and alleviating or avoid the pollution of environment is that people want the problem solving always.
Summary of the invention
the invention provides a kind of without raw meal prepared from lime special cement grog and production method and application, overcome the deficiency of prior art, solve the problem of industrial residue carbide slag application in special cement grog is produced, reduce production cost, solved the pollution problem of industrial residue carbide slag to environment.
one of technical scheme of the present invention obtains in the following manner: a kind of without raw meal prepared from lime special cement grog, it produces by following raw material weight per-cent, the industrial residue carbide slag of ferro-controlling raw material copper ashes 4% to 6%, sal correction material coal gangue 8% to 10%, sal correction material silica 4% to 6%, surplus.
two of technical scheme of the present invention obtains in the following manner: the above-mentioned production method without raw meal prepared from lime special cement grog is to carry out in the steps below: the ferro-controlling raw material copper ashes of requirement, sal correction material coal gangue, sal correction material silica, industrial residue carbide slag are entered to raw mill grinding is made raw material by burden process and after powder separating machine selects powder, by fine powder, be that the qualified raw material of fineness 10% to 12% scope enter raw material homogenizing silo; Raw material enter rotary kiln from kiln tail after 0.03Mpa to 0.05Mpa air pressure homogenizing, coal dust sprays into calcined by rotary kiln raw material from kiln hood, Rotary Kiln Control parameter: 900 ℃ to 1450 ℃ calcinings, kiln hood negative pressure control is built in 39 handkerchief to 41 handkerchiefs, decomposing furnace negative pressure control is built in 500 handkerchief to 540 handkerchiefs, and kiln tail smoke-box negative pressure control is built in 100 handkerchief to 120 handkerchiefs, and smoke-box temperature is controlled at 1020 ℃ to 1040 ℃, calciner temperature is controlled at 870 ℃ to 890 ℃, and secondary air temperature is controlled at 820 ℃ to 850 ℃; After calcining, obtain without raw meal prepared from lime special cement grog.
to one of technique scheme below or/and two further optimization and/or selection of technical scheme:
above-mentioned powder separating machine selects the meal after powder to continue into raw mill grinding.
the above-mentioned coal dust that calcined by rotary kiln is provided is entered ￠ 2.8*8 rice coal abrasive dust and grinds after PCH00808 hammer crushing crusher machine by raw coal, the fineness of making enters rotary kiln at the coal dust that is less than 12%.
above-mentioned produced enter special cement clinker warehouse after cooling by grate-cooler without raw meal prepared from lime special cement grog.
the invention has the beneficial effects as follows: when producing special cement grog, utilize the complete replace lime stone of industrial residue carbide slag, can reduce a large amount of Wingdales, special cement grog of the present invention per ton is saved 1.25 tons of Wingdales, reduce 0.511 ton of carbonic acid gas of discharge, reduce production costs, thereby also reduce or avoid the pollution of industrial residue carbide slag to environment.
Accompanying drawing explanation
the process flow diagram that accompanying drawing 1 is most preferred embodiment of the present invention.
coding in accompanying drawing is respectively: 1 is industrial residue carbide slag, and 2 is ferro-controlling raw material, and 3 is sal correction material, 4 is raw coal, and 5 is burden process, and 6 is raw mill, 7 is powder separating machine, and 8 is raw material homogenizing silo, and 9 is crusher, 10 is coal mill, 11 is coal dust, and 12 is rotary kiln, and 13 is special cement grog, 14 is grate-cooler, and 15 is special cement clinker warehouse.
Embodiment
the present invention is not subject to the restriction of following embodiment, can determine concrete embodiment according to the technical scheme of the invention described above and practical situation.
below in conjunction with embodiment, the present invention is done to further discussion:
embodiment 1, this produces by following raw material weight per-cent without raw meal prepared from lime special cement grog, the industrial residue carbide slag of ferro-controlling raw material copper ashes 4% to 6%, sal correction material coal gangue 8% to 10%, sal correction material silica 4% to 6%, surplus.
embodiment 2, this produces by following raw material weight per-cent without raw meal prepared from lime special cement grog, the industrial residue carbide slag of ferro-controlling raw material copper ashes 6%, sal correction material coal gangue 8%, sal correction material silica 4%, surplus.
embodiment 3, this produces by following raw material weight per-cent without raw meal prepared from lime special cement grog, the industrial residue carbide slag of ferro-controlling raw material copper ashes 4%, sal correction material coal gangue 10%, sal correction material silica 6%, surplus.
embodiment 4, this produces by following raw material weight per-cent without raw meal prepared from lime special cement grog, the industrial residue carbide slag of ferro-controlling raw material copper ashes 4%, sal correction material coal gangue 10%, sal correction material silica 4%, surplus.
embodiment 5, this produces by following raw material weight per-cent without raw meal prepared from lime special cement grog, the industrial residue carbide slag of ferro-controlling raw material copper ashes 6%, sal correction material coal gangue 8%, sal correction material silica 6%, surplus.
embodiment 6, this produces by following raw material weight per-cent without raw meal prepared from lime special cement grog, the industrial residue carbide slag of ferro-controlling raw material copper ashes 5%, sal correction material coal gangue 9%, sal correction material silica 5%, surplus.
embodiment 7, the method without raw meal prepared from lime special cement grog of above-described embodiment 1 to embodiment 6 is carried out in the steps below: the ferro-controlling raw material copper ashes of requirement, sal correction material coal gangue, sal correction material silica, industrial residue carbide slag are entered to raw mill 6 grindings are made raw material by burden process 5 and after powder separating machine 7 selects powder, by fine powder, be that the qualified raw material of fineness 10% to 12% scope enter raw material homogenizing silo 8; Raw material enter rotary kiln 12 from kiln tail after 0.03Mpa to 0.05Mpa air pressure homogenizing, coal dust 11 sprays into rotary kiln 12 from kiln hood and calcines raw material, rotary kiln 12 is controlled parameter: 900 ℃ to 1450 ℃ calcinings, kiln hood negative pressure control is built in 39 handkerchief to 41 handkerchiefs, decomposing furnace negative pressure control is built in 500 handkerchief to 540 handkerchiefs, and kiln tail smoke-box negative pressure control is built in 100 handkerchief to 120 handkerchiefs, and smoke-box temperature is controlled at 1020 ℃ to 1040 ℃, calciner temperature is controlled at 870 ℃ to 890 ℃, and secondary air temperature is controlled at 820 ℃ to 850 ℃; After calcining, obtain without raw meal prepared from lime special cement grog 13.
embodiment 8, is with the difference of embodiment 7: powder separating machine 7 selects the meal after powder to continue into raw mill 6 grindings.
embodiment 9, is with the difference of embodiment 7 to embodiment 8: provide the coal dust of calcined by rotary kiln by raw coal 4, after 9 fragmentations of PCH00808 hammer mill, to be entered ￠ 2.8*8 rice coal abrasive dust and grind, the fineness of making enters rotary kiln 12 at the coal dust 11 that is less than 12%.
embodiment 10, is with the difference of embodiment 7 to embodiment 9: produce cooling by grate-cooler 14 without raw meal prepared from lime special cement grog 13 after enter special cement clinker warehouse 15.
in the present invention: % per-cent is all weight percent.
subordinate list 1 is the special cement Clinker Composition table that in national standard, raw meal prepared from lime is produced.
subordinate list 2 is the component list of the special cement grog of the present invention's production.
by subordinate list 1 to subordinate list 2, contrast known: the requirement that gained of the present invention can be up to state standards without all technical of raw meal prepared from lime special cement grog.
the present invention can reduce a large amount of Wingdales, and special cement grog of the present invention per ton is saved 1.25 tons of Wingdales, reduces 0.511 ton of carbonic acid gas of discharge.
Claims (10)
1. one kind without raw meal prepared from lime special cement grog, it is characterized in that producing by following raw material weight per-cent the industrial residue carbide slag of ferro-controlling raw material copper ashes 4% to 6%, sal correction material coal gangue 8% to 10%, sal correction material silica 4% to 6%, surplus.
2. according to claim 1 without raw meal prepared from lime special cement grog, it is characterized in that obtaining in the steps below: the ferro-controlling raw material copper ashes of requirement, sal correction material coal gangue, sal correction material silica, industrial residue carbide slag are entered to raw mill grinding is made raw material by burden process and after powder separating machine selects powder, by fine powder, be that the qualified raw material of fineness 10% to 12% scope enter raw material homogenizing silo; Raw material enter rotary kiln from kiln tail after 0.03Mpa to 0.05Mpa air pressure homogenizing, coal dust sprays into calcined by rotary kiln raw material from kiln hood, Rotary Kiln Control parameter: 900 ℃ to 1450 ℃ calcinings, kiln hood negative pressure control is built in 39 handkerchief to 41 handkerchiefs, decomposing furnace negative pressure control is built in 500 handkerchief to 540 handkerchiefs, and kiln tail smoke-box negative pressure control is built in 100 handkerchief to 120 handkerchiefs, and smoke-box temperature is controlled at 1020 ℃ to 1040 ℃, calciner temperature is controlled at 870 ℃ to 890 ℃, and secondary air temperature is controlled at 820 ℃ to 850 ℃; After calcining, obtain without raw meal prepared from lime special cement grog.
3. according to claim 2 without raw meal prepared from lime special cement grog, it is characterized in that powder separating machine selects the meal after powder to continue into raw mill grinding.
According to described in claim 2 or 3 without raw meal prepared from lime special cement grog, it is characterized in that providing the coal dust of calcined by rotary kiln by raw coal, after PCH0808 hammer crushing crusher machine, to be entered ￠ 2.8*8 rice coal abrasive dust and grind, the fineness of making enters rotary kiln at the coal dust that is less than 12%.
5. according to claim 4 without raw meal prepared from lime special cement grog, it is characterized in that produced entering special cement clinker warehouse after cooling by grate-cooler without raw meal prepared from lime special cement grog.
6. the production method without raw meal prepared from lime special cement grog according to claim 1, is characterized in that carrying out in the steps below: the ferro-controlling raw material copper ashes of requirement, sal correction material coal gangue, sal correction material silica, industrial residue carbide slag are entered to raw mill grinding is made raw material by burden process and after powder separating machine selects powder, by fine powder, be that the qualified raw material of fineness 10% to 12% scope enter raw material homogenizing silo; Raw material enter rotary kiln from kiln tail after 0.03Mpa to 0.05Mpa air pressure homogenizing, coal dust sprays into calcined by rotary kiln raw material from kiln hood, Rotary Kiln Control parameter: 900 ℃ to 1450 ℃ calcinings, kiln hood negative pressure control is built in 39-41 handkerchief, decomposing furnace negative pressure control is built in 500-540 handkerchief, and kiln tail smoke-box negative pressure control is built in 100-120 handkerchief, and smoke-box temperature is controlled at 1020-1040 ℃, calciner temperature is controlled at 870-890 ℃, and secondary air temperature is controlled at 820-850 ℃; After calcining, obtain without raw meal prepared from lime special cement grog.
7. the production method without raw meal prepared from lime special cement grog according to claim 6, is characterized in that powder separating machine selects the meal after powder to continue into raw mill grinding.
8. according to the production method without raw meal prepared from lime special cement grog described in claim 6 or 7, it is characterized in that providing the coal dust of calcined by rotary kiln by raw coal, after PCH0808 hammer crushing crusher machine, to be entered ￠ 2.8*8 rice coal abrasive dust and grind, the fineness of making enters rotary kiln at the coal dust that is less than 12%.
9. according to the production method without raw meal prepared from lime special cement grog described in claim 6 or 7, it is characterized in that produced entering special cement clinker warehouse after cooling by grate-cooler without raw meal prepared from lime special cement grog.
10. the production method without raw meal prepared from lime special cement grog according to claim 8, is characterized in that produced entering special cement clinker warehouse after cooling by grate-cooler without raw meal prepared from lime special cement grog.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201010598775.5A CN102092969B (en) | 2010-12-21 | 2010-12-21 | Special concrete clinker without limerock burdening and production method of special concrete clinker |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010598775.5A CN102092969B (en) | 2010-12-21 | 2010-12-21 | Special concrete clinker without limerock burdening and production method of special concrete clinker |
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| CN102092969A CN102092969A (en) | 2011-06-15 |
| CN102092969B true CN102092969B (en) | 2014-04-23 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396435A (en) * | 2016-04-18 | 2017-02-15 | 廖引家 | Copper slag cement |
| CN107746193B (en) * | 2017-09-27 | 2020-11-06 | 陕西北元化工集团股份有限公司 | Industrial waste residue oil well cement and preparation method thereof |
| CN109336427A (en) * | 2018-10-31 | 2019-02-15 | 内蒙古君正化工有限责任公司 | A kind of carbide slag cement raw material and the method for preparing clinker using it |
| CN113955958B (en) * | 2021-12-08 | 2023-05-05 | 宁夏亿昀特种工程材料有限公司 | Environment-friendly high-strength cement and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1254690A (en) * | 1998-11-23 | 2000-05-31 | 曾宪春 | Process for increasing output and quality of cement |
| CN101182143A (en) * | 2007-11-07 | 2008-05-21 | 北京航空航天大学 | Preparation of composite high-expansion cementing material by using industrial slag and preparation technique thereof |
| CN101481223A (en) * | 2009-02-04 | 2009-07-15 | 李三留 | Method for producing composite gel material from industrial residue and composite material thereof |
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2010
- 2010-12-21 CN CN201010598775.5A patent/CN102092969B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1254690A (en) * | 1998-11-23 | 2000-05-31 | 曾宪春 | Process for increasing output and quality of cement |
| CN101182143A (en) * | 2007-11-07 | 2008-05-21 | 北京航空航天大学 | Preparation of composite high-expansion cementing material by using industrial slag and preparation technique thereof |
| CN101481223A (en) * | 2009-02-04 | 2009-07-15 | 李三留 | Method for producing composite gel material from industrial residue and composite material thereof |
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Effective date of registration: 20230118 Address after: 830000 Room 310, 3rd floor, office building in plant area, No. 278, Baiyanggou Village, Chaiwobao District, Dabancheng District, Urumqi, Xinjiang Uygur Autonomous Region Patentee after: Xinjiang Tianshan Cement Co.,Ltd. Address before: 830013 Tianshan Technology Center, Tianhe Building, No. 1256, Hebei East Road, Urumqi, Xinjiang Uygur Autonomous Region Patentee before: XINJIANG TIANSHAN CEMENT Co.,Ltd. |