煤焦产业链节能利器：驰放气发电机组，尾气资源化发电，吨煤增值翻倍

　　Energy saving tools in the coal and coke industry chain: exhaust gas generator sets, exhaust gas resource based power generation, doubling the value per ton of coal

　　传统产业的“绿”动“智”变之路

　　The path of "green" and "intelligent" transformation in traditional industries

　　安徽淮北，因煤而立、因煤而兴。60多年来，淮北矿业集团累计开采原煤超10亿吨、发电数千亿千瓦时，为国家经济建设注入强劲动能。

　　Huaibei, Anhui, was established and prospered due to coal. For over 60 years, Huaibei Mining Group has extracted over 1 billion tons of raw coal and generated hundreds of billions of kilowatt hours of electricity, injecting strong momentum into the country's economic development.

　　“十四五”以来，面对资源枯竭型矿区转型的时代命题，该集团深耕科技创新、产业升级、绿色发展，从“黑色记忆”迈向“绿色智造”，在转型道路上焕发出蓬勃生机。数智革新提高生产效率

　　Since the 14th Five Year Plan period, facing the challenge of transforming resource depleted mining areas, the group has been deeply engaged in technological innovation, industrial upgrading, and green development, moving from "black memory" to "green intelligent manufacturing" and shining with vitality on the path of transformation. Innovation in digital intelligence improves production efficiency

　　“以前夏天巡检皮带机，30分钟下来浑身湿透，现在‘AI（人工智能）智慧新工友’出马，职工动动手指就能完成任务。”涡北选煤厂生产技术部副部长张松山指着智能巡检系统感慨道。

　　In the past, during summer inspections of belt conveyors, one would get soaked in just 30 minutes. Now, with the emergence of 'AI (Artificial Intelligence) Smart New Workers', employees can easily complete tasks with just a few clicks of their fingers. ”Zhang Songshan, Deputy Director of the Production Technology Department of Wobei Coal Preparation Plant, pointed to the intelligent inspection system and sighed.

　　针对煤炭开采短板，淮北矿业集团开展靶向攻坚，取得显著成效：11台“地下巨无霸”盾构机应用于岩巷掘进，单进效率较传统方式大幅提高；破解断层破碎带、大倾角施工等技术难题，15项成果入选行业新质生产力典型案例；朱仙庄矿建成3.2千米长的落底式帷幕截流墙，创下行业同类工程纪录。

　　In response to the shortcomings of coal mining, Huaibei Mining Group has carried out targeted efforts and achieved significant results: 11 "underground giant" shield tunneling machines have been applied to rock tunnel excavation, significantly improving single entry efficiency compared to traditional methods; 15 achievements have been selected as typical cases of new quality productivity in the industry to solve technical problems such as fault fracture zones and large dip angle construction; Zhuxianzhuang Mine has built a 3.2-kilometer-long bottom curtain cutoff wall, setting a record for similar projects in the industry.

　　“十四五”以来，该集团实现智能化开采全煤层覆盖，建成25个智能化综采工作面、5个智能化综掘工作面，采掘工作面人均效率提高40%，采煤机记忆截割率超70%，液压支架自动跟机率达85%，杨柳矿成为安徽省首个国家级智能化示范煤矿。

　　Since the 14th Five Year Plan, the group has achieved intelligent mining covering the entire coal seam, and has built 25 intelligent comprehensive mining faces and 5 intelligent comprehensive mining faces. The per capita efficiency of mining faces has increased by 40%, the memory cutting rate of coal mining machines has exceeded 70%, and the automatic follow-up rate of hydraulic supports has reached 85%. Yangliu Mine has become the first national level intelligent demonstration coal mine in Anhui Province.

　　如今，该集团井下变电所、主煤流运输系统和地面选煤车间全面实现无人值守。临涣选煤厂“知煤大师”AI大模型让精煤合格率达100%。涡北选煤厂数字孪生系统故障预判准确率达98.6%，年节省电费200万元，真正实现少人则安、无人则安。

　　Nowadays, the underground substation, main coal flow transportation system, and surface coal preparation workshop of the group have fully achieved unmanned operation. The "Coal Master" AI model of Linhuan Coal Preparation Plant has achieved a 100% pass rate for clean coal. The fault prediction accuracy of the digital twin system in the Wobei Coal Preparation Plant has reached 98.6%, saving an annual electricity cost of 2 million yuan, truly achieving safety with fewer people and no one.

　　构建多种瓦斯治理模式

　　Constructing multiple gas control models

　　“十四五”期间，淮北矿业集团继续加强瓦斯治理，变害为利，创新构建多种瓦斯治理新模式，连续17年杜绝瓦斯事故。淮北矿业集团大力发展光伏产业

　　During the 14th Five Year Plan period, Huaibei Mining Group continued to strengthen gas control, turn harm into benefit, innovate and construct various new gas control models, and eliminate gas accidents for 17 consecutive years. Huaibei Mining Group vigorously develops the photovoltaic industry

　　“以前提起瓦斯就头疼，现在我们不仅把‘猛虎’关进了笼子，还将其变成了‘香饽饽’。”

　　Previously, mentioning gas gave me a headache, but now we have not only locked up the 'tiger' in a cage, but also turned it into a 'hot commodity'

　　该集团通防地测部部长丁卫平表示。该集团应用井下大直径高效定向钻孔“以孔代巷”技术，将孔径扩至200毫米，抽采效果较常规方式提升3倍至4倍，“十四五”时期累计减少岩巷进尺2.2万米。应用松软煤层底板梳状定向穿层技术，该集团创下576米最大孔深纪录，抽采浓度达90%，单孔抽采纯量是普通钻孔的50倍至60倍。

　　Ding Weiping, the head of the Group's Ground Surveying Department, stated. The group applies the technology of "using holes instead of tunnels" for efficient directional drilling with large diameters underground, expanding the aperture to 200 millimeters and improving the pumping effect by 3 to 4 times compared to conventional methods. During the 14th Five Year Plan period, the cumulative reduction of rock tunnel footage was 22000 meters. By applying the comb shaped directional drilling technology on the soft coal seam floor, the group set a record for the maximum hole depth of 576 meters, with a pumping concentration of 90% and a single hole pumping purity of 50 to 60 times that of ordinary boreholes.

　　在地面瓦斯利用方面，淮北矿业集团共建设400余口地面抽采井，首创碎软煤层顶板水平分段压裂技术，单井日产气量为7000立方米至8000立方米；12座瓦斯电站、95台机组全速运转，总装机容量66.25兆瓦，年利用瓦斯1亿立方米，发电超2亿千瓦时。许疃矿建成全国首个低浓度瓦斯CCER（中国核证自愿减排量）项目，年处理300万立方米超低浓度瓦斯，实现生态效益与经济效益双丰收。

　　In terms of ground gas utilization, Huaibei Mining Group has built more than 400 ground extraction wells and pioneered the horizontal segmented fracturing technology for soft coal seam roof, with a daily gas production of 7000 cubic meters to 8000 cubic meters per well; 12 gas power stations and 95 units are operating at full speed, with a total installed capacity of 66.25 megawatts and an annual utilization of 100 million cubic meters of gas, generating over 200 million kilowatt hours of electricity. Xutuan Mine has completed the first low concentration gas CCER (China Certified Voluntary Emission Reduction) project in the country, with an annual processing capacity of 3 million cubic meters of ultra-low concentration gas, achieving both ecological and economic benefits.

　　高端新材料产业蓬勃发展

　　The high-end new materials industry is flourishing

　　从单一煤炭到高端新材料，淮北矿业集团产业跃迁步履坚实。

　　From single coal to high-end new materials, Huaibei Mining Group's industrial leap is solid.

　　该集团碳鑫科技公司依托中国科学院大连化学物理研究所技术优势，建成全球规模最大的乙醇联合生产装置，实现从甲醇到高端燃料乙醇的升级。今年4月，该公司自主研发的高纯低酸无水乙醇入选安徽省首批次新材料名单。驰放气制备高纯氢项目产出纯度99.999%的氢气，成本居全国同类技术最低水平。

　　Relying on the technical advantages of Dalian Institute of Chemical Physics, Chinese Academy of Sciences, the group's carbon xin technology company has built the world's largest ethanol joint production plant, and realized the upgrading from methanol to high-end fuel ethanol. In April of this year, the company's independently developed high-purity, low acid anhydrous ethanol was selected for the first batch of new materials in Anhui Province. The project of producing high-purity hydrogen from exhaust gas produces hydrogen with a purity of 99.999%, which has the lowest cost among similar technologies in the country.

　　淮北矿业集团深耕煤系高岭土开发、深加工和产品标准化建设领域，生产精铸用莫来石材料和耐火用莫来石材料。这些产品广泛应用于航空、汽车、医疗、通用器械、冶金、建材等领域。

　　Huaibei Mining Group is deeply engaged in the development, deep processing, and product standardization construction of coal bearing kaolin, producing mullite materials for precision casting and refractory use. These products are widely used in aviation, automotive, medical, general equipment, metallurgy, building materials and other fields.

　　如今，淮北矿业集团构建了“煤—焦—化—新材料”一体化产业链，年产3万吨乙基胺、年产3万吨碳酸酯、年产12万吨PBAT（聚对苯二甲酸-己二酸丁二醇酯）生物可降解材料、年产6万吨三氯氢硅等项目相继投产。

　　Nowadays, Huaibei Mining Group has built an integrated industrial chain of "coal coke chemical new materials", with projects such as annual production of 30000 tons of ethylamine, 30000 tons of carbonate, 120000 tons of PBAT (polybutylene adipate) biodegradable materials, and 60000 tons of trichlorosilane being put into operation.

　　“我们的产品直接供应给光伏、锂电池等生产企业，实现煤炭资源价值最大化。”临涣焦化公司经管部部长耿锋指着满载产品的车队介绍，通过全链条资源整合，吨煤价值提升3倍以上。

　　Our products are directly supplied to production enterprises such as photovoltaics and lithium batteries, achieving the maximization of coal resource value, "said Geng Feng, the head of the management department of Linhuan Coking Company, pointing to a fleet full of products. Through the integration of resources throughout the entire chain, the value of coal per ton has increased by more than three times.

　　低碳转型释放绿色发展动能

　　Low carbon transformation unleashes green development momentum

　　闲置的采煤沉陷区化身铺满光伏板的“阳光银行”。孙疃32兆瓦、青东28兆瓦、袁一90兆瓦3个水面光伏电站每年可生产绿电1.6亿千瓦时，节省标准煤约5.09万吨，减排二氧化碳13.74万吨，相当于植树造林近400万棵。

　　The idle coal mining subsidence area has transformed into a "Sunshine Bank" covered with photovoltaic panels. The three water surface photovoltaic power stations, Suntuan 32 MW, Qingdong 28 MW, and Yuanyi 90 MW, can produce 160 million kilowatt hours of green electricity annually, saving about 50900 tons of standard coal and reducing carbon dioxide emissions by 137400 tons, equivalent to planting nearly 4 million trees for afforestation.

　　淮北矿业集团顺势构建“光伏+风电+瓦斯发电”多能互补的绿色能源格局。目前，该集团光伏发电装机容量232兆瓦；签约装机容量150兆瓦的风电项目，配套建设储能系统，有效解决弃电问题。聚能发电公司2×660兆瓦超超临界燃煤发电项目采用高效脱硫脱硝技术，成为安徽省“十四五”重要支撑性电源。紫朔环境公司自主研发的尘硝一体化协同脱除装备入选《国家鼓励发展的重大环保技术装备目录（2023年版）》，装配式建筑领域两项工法获评安徽省级工法……“十四五”期间，淮北矿业集团绿色发展之路越走越宽。

　　Huaibei Mining Group is building a green energy pattern of "photovoltaic+wind power+gas power generation" that complements multiple energy sources. At present, the group's installed capacity of photovoltaic power generation is 232 megawatts; Signed a wind power project with an installed capacity of 150 megawatts and constructed an energy storage system to effectively solve the problem of power abandonment. The 2 × 660 MW ultra supercritical coal-fired power generation project of Juneng Power Generation Company adopts efficient desulfurization and denitrification technology, becoming an important supporting power source for Anhui Province's 14th Five Year Plan. The dust and nitrate integrated collaborative removal equipment independently developed by Zishuo Environmental Company has been included in the "Catalogue of Major Environmental Protection Technology Equipment Encouraged by the State for Development (2023 Edition)", and two construction methods in the field of prefabricated buildings have been rated as Anhui Provincial Construction Methods... During the 14th Five Year Plan period, the green development path of Huaibei Mining Group has become increasingly broad.

　　“转型不是放弃传统，而是让传统能源插上‘绿’和‘智’的翅膀。”淮北矿业集团运营管控部部长李明鲁表示，未来将持续深耕科技创新与绿色发展，在转型道路上持续领跑。

　　Transformation is not about giving up tradition, but about giving traditional energy wings of 'green' and 'smart', "said Li Minglu, the head of the Operations and Control Department of Huaibei Mining Group. In the future, we will continue to deepen our cultivation of technological innovation and green development, and lead the way in transformation.

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