CN104446055A - Method for increasing percent of pass of warehoused limestone - Google Patents
Method for increasing percent of pass of warehoused limestone Download PDFInfo
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- CN104446055A CN104446055A CN201410706302.0A CN201410706302A CN104446055A CN 104446055 A CN104446055 A CN 104446055A CN 201410706302 A CN201410706302 A CN 201410706302A CN 104446055 A CN104446055 A CN 104446055A
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- wingdale
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Abstract
The invention discloses a method for increasing the percent of pass of warehoused limestone. The method comprises steps as follows: an operation process is adjusted, when three different grades of limestone exist in a same mining area, mixing is performed in the mining area by the aid of an excavator or a loader, the stability is realized as much as possible; the ratio of the limestone is adjusted, and the adjusted limestone comprises components in parts by weight as follows: 0.03-6.97 parts of SiO2, 0.15-3.13 parts of AlO2, 0.11-0.56 parts of Fe2O3, 42.37-54.37 parts of CaO and 0.04-2.35 parts of MgO. The method for increasing the percent of pass of the warehoused limestone can overcome defects of unreasonable ratios, large limestone quality fluctuations, complex operation processes and the like in the prior art and has the advantages of reasonable ratio, small limestone quality fluctuation and simple operation process.
Description
Technical field
The present invention relates to cement processing technique field, particularly, relate to a kind of method improved into storehouse Wingdale qualification rate.
Background technology
Wingdale is one of main raw material producing cement clinker, is calcareous raw material in, accounts for about 80% of material rate.The main chemical compositions of Wingdale is SiO2, AlO2, Fe2O3, CaO, MgO, we mainly consider Cao.Mgo aborning, thus, the stability of Wingdale quality is one of raw meal proportioning underlying condition, also be the basis ensureing who knows quality, and stable raw material come to have stable raw material, therefore the stable quality directly affecting raw material of Wingdale quality, has meaning very always for manufacture of cement.My company produces the limestone mine that Wingdale used mainly comes from our company's exploitation.At present, the Wingdale mobility of each mining area of limestone mine is comparatively large, and same mining area has three kinds of different ore beds sometimes.Therefore, in order to ensure raw material stability, ensureing that quality be who knows by cement, must pick up from the quality of raw material.
Within 2011, entering storehouse Wingdale Cao.Mgo qualification rate is 82.7%, affects the stable of raw meal quality to a great extent, thus have impact on the quality that kiln discharge who knows.Also can produce a lot of grog Huang material thus, add manufacture of cement cost.My company produces the limestone mine that Wingdale used mainly comes from our company's exploitation.At present, the Wingdale mobility of each mining area of limestone mine is comparatively large, and same mining area quality at short notice just has very large difference.
Realizing in process of the present invention, contriver finds at least to exist in prior art the defect such as following proportioning is unreasonable, Wingdale quality fluctuation is large and operating procedure is complicated.
Summary of the invention
The object of the invention is to, for the problems referred to above, propose a kind of method improved into storehouse Wingdale qualification rate, to realize the little and simple advantage of operating procedure of reasonable ratio, Wingdale quality fluctuation.
For achieving the above object, the technical solution used in the present invention is: a kind of method improved into storehouse Wingdale qualification rate, comprising:
A, adjustment operating procedure, run into same exploiting field when having a Wingdale of three kinds of different grades, utilize hook machine or dress sanction machine to carry out mix and blend in mining area, reach stable as far as possible;
B, adjustment Wingdale proportioning, after adjustment, in Wingdale, the parts by weight of each component are:
SiO
2: 0.03-6.97 part;
AlO
2: 0.15-3.13 part;
Fe
2o
3: 0.11-0.56 part;
CaO:42.37-54.37 part;
MgO:0.04-2.35 part.
Further, in stepb, after adjustment, in Wingdale, the parts by weight of each component are specially:
SiO
2: 2.48 parts;
AlO
2: 1.20 parts;
Fe
2o
3: 0.28 part;
CaO:50.39 part;
MgO:1.08 part.
The method of storehouse Wingdale qualification rate is entered in the raising of various embodiments of the present invention, owing to comprising: adjustment operating procedure, runs into same exploiting field when having a Wingdale of three kinds of different grades, utilizes hook machine or dress sanction machine to carry out mix and blend in mining area, reach stable as far as possible; Adjustment Wingdale proportioning, after adjustment, in Wingdale, the parts by weight of each component are: SiO
2: 0.03-6.97 part; AlO
2: 0.15-3.13 part; Fe
2o
3: 0.11-0.56 part; CaO:42.37-54.37 part; MgO:0.04-2.35 part; Thus the defect that in prior art, proportioning is unreasonable, Wingdale quality fluctuation is large and operating procedure is complicated can be overcome, to realize the little and simple advantage of operating procedure of reasonable ratio, Wingdale quality fluctuation.
Other features and advantages of the present invention will be set forth in the following description, and, partly become apparent from specification sheets, or understand by implementing the present invention.
Below by embodiment, technical scheme of the present invention is described in further detail.
Embodiment
Below the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
According to the embodiment of the present invention, provide a kind of method improved into storehouse Wingdale qualification rate.
Technical scheme of the present invention, can improve into storehouse Wingdale Cao.Mgo qualification rate 85%, Cao >=50% .Mgo≤1.2%, stablize raw meal quality.
gameeing of technical solution of the present invention:
the countermeasure of technical solution of the present invention is implemented:
Implement one: between solution department, coordinate problem not in place
The Xiao Xinchun assistant manager and the quality portion Production Supervisor Yang Mao that are responsible for production through mine portion are prosperous, and negotiation of meeting and discussing when every morning opens scheduling meeting is dealt with problems as follows:
Mine portion will contact with quality portion before producing, and Advise By Wire quality portion watchman stone ore blanking situation samples in time, will notify in time when changing grade.
Mine, quality portion supt wants in time and mine portion cooperation and communication every day, understands the condition of production, knows that mine will produce production horizon face and grade in one day, supervision blanking situation and service condition, and whether each shovel position Wingdale quality is stable correct.
Watchman carries out inspection by sampling after receiving stone ore Advise By Wire in time, when assay out after, offer stone ore and other line technology supervisor in time, report without delay person in charge if any abnormal.
After coordinating, co-ordination between discovery department is promoted to some extent, reduced to for 31 times almost do not had by the notice phone that do not receive on duty in the past, one is only had not have notice due to cause specific for twice, later can well link up, and enter storehouse Wingdale quality comparation to stablize, enter storehouse Wingdale Cao.Mgo qualification rate situation in the first half of the year in 2012.
Implement two: solve the problem that ore bed Wingdale quality fluctuation is large
On January 5th, 2011, shovel position to limestone mine at 110# platform 7# and sample, get three sample surveys in same platform mining area, result is as follows:
Same platform three grade Wingdale sample Cao.Mgo mean numbers are respectively: 50.39%.1.08%, index Cao >=50% .Mgo≤1.2%.2nd sample is just undesirable, if can not steadily produce, is descended one of them grade, or uneven blanking, and so just by may not reaching Con trolling index requirement, the Wingdale quality in this exploiting field does not just ensure.Therefore, according to this assay, the middle ten days in January rises, we require stone ore portion first with hook machine or shovel loader in advance there being the Wingdale in large exploiting field of fluctuating to mix, and then storehouse is entered in production entrucking.
Hook machine or shovel loader mix the Wingdale in this exploiting field in advance, and then entrucking is produced into storehouse.Within 2012, from January to June, enter storehouse Wingdale Cao.Mgo qualification rate situation as follows:
It can be seen from the table, enter storehouse Wingdale Cao.Mgo qualification rate average out to over the past half year: 87.5%, reach the effect that school is good.
Implement three: solve sampling method Problem
For solution sampling method Problem, our countermeasure is exactly the sampling method of a formulation specification, and watchman must be carried out in accordance with regulations sampling in the process of sampling.
Per tour is got and will be sampled by a regulation point shovel position into storehouse Wingdale, and a sample is got at interval for 2 hours, and the sample size that combines can not be less than 2.5 ㎏.
Sampling shovel must be used, as found not take punishing by " quality portion integrated management regulations " of sampling shovel sampling by during regulation sampling.
When watchman samples, first to understand the situation of production, to observe during sampling on belt the truth of lower material, then press material distribution situation, sample in proportion, multidraw of trying one's best.
After implementing new sampling method and regulation, our QC-group is to spot-check several days in March, 2011 and enter storehouse Wingdale sampling and a Wingdale inspection by sampling Comparative result situation respectively being shoveled in mine, and it is as shown in the table:
Entering storehouse Wingdale and mine, respectively to shovel a Wingdale error less, and error requirements≤1.0%, reaches good effect.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. improve the method into storehouse Wingdale qualification rate, it is characterized in that, comprising:
A, adjustment operating procedure, run into same exploiting field when having a Wingdale of three kinds of different grades, utilize hook machine or dress sanction machine to carry out mix and blend in mining area, reach stable as far as possible;
B, adjustment Wingdale proportioning, after adjustment, in Wingdale, the parts by weight of each component are:
SiO
2: 0.03-6.97 part;
AlO
2: 0.15-3.13 part;
Fe
2o
3: 0.11-0.56 part;
CaO:42.37-54.37 part;
MgO:0.04-2.35 part.
2. the method improved into storehouse Wingdale qualification rate according to claim 1, is characterized in that, in stepb, after adjustment, in Wingdale, the parts by weight of each component are specially:
SiO
2: 2.48 parts;
AlO
2: 1.20 parts;
Fe
2o
3: 0.28 part;
CaO:50.39 part;
MgO:1.08 part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410706302.0A CN104446055A (en) | 2014-11-27 | 2014-11-27 | Method for increasing percent of pass of warehoused limestone |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410706302.0A CN104446055A (en) | 2014-11-27 | 2014-11-27 | Method for increasing percent of pass of warehoused limestone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104446055A true CN104446055A (en) | 2015-03-25 |
Family
ID=52892905
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|---|---|---|---|
| CN201410706302.0A Pending CN104446055A (en) | 2014-11-27 | 2014-11-27 | Method for increasing percent of pass of warehoused limestone |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109989755A (en) * | 2019-03-27 | 2019-07-09 | 唐山明辉企业管理咨询有限公司 | A kind of control method improving limestone exploitation quality |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101353231A (en) * | 2008-08-01 | 2009-01-28 | 湖南石门特种水泥有限公司 | High-magnesium moderate-heat portland cement and production method thereof |
| CN102730992A (en) * | 2012-06-29 | 2012-10-17 | 酒钢(集团)宏达建材有限责任公司 | Method for producing low-alkali Portland cement by using industrial solid waste |
-
2014
- 2014-11-27 CN CN201410706302.0A patent/CN104446055A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101353231A (en) * | 2008-08-01 | 2009-01-28 | 湖南石门特种水泥有限公司 | High-magnesium moderate-heat portland cement and production method thereof |
| CN102730992A (en) * | 2012-06-29 | 2012-10-17 | 酒钢(集团)宏达建材有限责任公司 | Method for producing low-alkali Portland cement by using industrial solid waste |
Non-Patent Citations (1)
| Title |
|---|
| 宋万林等: "如何提高出磨生料合格率", 《中国水泥》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109989755A (en) * | 2019-03-27 | 2019-07-09 | 唐山明辉企业管理咨询有限公司 | A kind of control method improving limestone exploitation quality |
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Application publication date: 20150325 |