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Shaanxi coal ecological cement: let "qualitative change" achieve "intelligent change" Golden Card

In September, the physical coal consumption of clinker decreased by 4.29 kg / T compared with the same period last year“ In October, the average unit hour of the four mills increased by 13.16 tons per hour compared with the previous month. "


"Since the quality management Party branch created the" three low and three high "party building brand, we have started with optimizing raw meal batching, comprehensive utilization of solid waste and cost control, broken down the objectives and assigned the responsibilities to each person. As of October, the raw meal batching cost has decreased by 0.39 yuan / ton and the cement batching cost has decreased by 9.24 yuan / ton compared with the same period, These two items alone will save more than 28 million yuan. " Qu Xing, Secretary of the company's quality management Party branch, said.


Since this year, the Party committee of ecological cement Fuping company has adhered to the concept of "two hands and two promotion" in Party construction and business work, deeply promoted the standardization construction of Party branches, and unblocked the "front end" of the deep integration of Party construction and business by taking the "three low and three high" party construction brand as the path; Take the vanguard post and responsibility area of Party members as the position, vigorously carry out "party building +" activities such as Party member stormtroopers and voluntary services, so as to further unify ideas and pool strength.


"Party branch work should take the initiative to integrate into production and operation, be effective and avoid going through the motions." Wei Shiping, Secretary of the Party committee of the company, stressed many times at the regular meeting of Party branch secretaries.


With the further deepening and implementation of the "three low and three high" party building brand, the "integration and promotion" mechanism will continue to play a synergistic effect, realize the "three low" continuous "downhill road" and "three high" drive into the "highway".


"Facing the downward pressure of the cement industry, low cost is the key to the high-quality development of enterprises." In the goal of building a first-class enterprise with intelligent technology application, based on the existing production process, the company comprehensively promotes 5g network, builds an information platform, accelerates the pace of scientific and technological innovation, and realizes the purposes of improving quality, increasing efficiency and reducing consumption by relying on the big data platform. According to statistics, through the detection of mine waste mud and the design of matching scheme according to the inspection data, the mine waste mud and mine waste residue are used together, realizing the comprehensive utilization of mine waste residue resources, accumulating 214700 tons of waste residue, saving stripping fee of more than 1.2 million yuan and creating economic benefit of 1.709 million yuan.


"Quality control should break through the traditional management mode, use advanced testing instruments and big data, timely adjust ingredients, and use testing data to guide production organization." After a large amount of data analysis and understanding of material properties, the company uses fly ash and coal-fired slag to produc

e ordinary cement, which effectively improves the clinker quality and the strength is 2.4Mpa higher than that in the same period.


At the "five small" technological innovation achievement exhibition of the company, the ammonia consumption of SNCR out of stock system was changed from manual to PID automatic control, and the raw material grinding drum was changed to permanent magnet motor, which gathered the wisdom of employees and released various golden ideas of "grounding gas".


"The average NOx is controlled at 50mg / m ³, Ammonia escape is controlled at 6mg / m ³。” With the experimental application of the new technology of "vanadium free rare earth denitration catalyst", in the goal of building a first-class enterprise in the application of intelligent technology, the company actively explores the "integration of industrialization and informatization", and strives to realize the "double management and double control" of intelligent management and fine management and control. It has won the title of the fifth batch of national and the first batch of "green factory" in Shaanxi Province.


According to statistics, since 2013, the company has started to use converter slag, smelting slag, phosphogypsum, waste chemical slag and other non renewable non-metallic mineral resources in raw meal batching to actively practice the green, environmental and recyclable development model. By 2020, 118600 tons of waste chemical slag have been used to replace some raw coal and reduce the cement production cost. At the same time, when the dosage is 2%, The clinker coal consumption can be saved by 1.8kg/t; Using 794900 tons of converter slag, the cost per ton of clinker is saved by 2.05 yuan, the 3D strength of clinker is increased by 1.3mpa, and the 28d strength is increased by 1.8MPa“ The project of "comprehensive utilization of industrial solid waste in cement production" won the third prize of "Shaanxi building materials Institute Cup" technological innovation in Shaanxi building materials industry.


Since this year, the company has led the innovation and development with the Innovation Studio, obtained 5 utility model patents, completed the R & D and production of p.o52.5 cement, prepared 5 internal working methods, and carried out the spiral improvement management effect of "working method + technical transformation". Among them, "process air leakage management working method + high temperature fan transformation" has reduced the power consumption of rotary kiln by 0.92 degrees year-on-year, "Preventive management method of vertical mill + transformation of slag mill" has reduced the power consumption of slag mill by 1.6 degrees year-on-year and increased the operation rate by 29.05%. It has passed the declaration of high-tech enterprises and is recognized as the 16th batch of provincial enterprise technology centers.


Last: Large cement provinces support the full production and operation of these two cement enterprises!

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