"Twelfth Five Year Plan" proposed that: "To the development of coal crusher machine equipment manufacturing industry, to promote the manufacturing sector to grow stronger, improve the national key projects relying on the development of major technologies and equipment policy." China is the world's largest coal producer, is also the largest coal production China to revitalize the coal industry is to revitalize the equipment manufacturing industry an important task of our equipment. Mechanization, automation and information technology is safe and efficient mine the fundamental guarantee of production, while China's coal resources, occurrence, conditions vary, it is necessary to build a world-class large-scale mines, but also with advanced applicable technologies to transform small and medium coal mines.
Some of our coal washing production and technology has reached the international advanced or advanced level, but in some key technologies are still large gaps. Accordingly, the reporter interviewed a famous coal equipment specialists, Coal Research Institute Chief Scientist, World Science and Technology Institute of the Kingdom of mining equipment and technology law, he is to achieve efficient and safe coal mining equipment and how to revitalize the coal industry to do a detailed interpretation.
Lack of high-end production capacity of coal mining equipment
Reporter: Please introduce the "Eleventh Five-Year" period, the coal industry, market demand and equipment development.
Kingdom law: Coal is an important primary energy, coal mining equipment market capacity considerable, "five-second" period of China's annual demand for coal mining equipment will reach 1,000 billion yuan.
After many years, China has formed a relatively complete system of coal mining equipment manufacturing. Market demand for coal mining equipment is not only confined to specialized equipment manufacturing and processing, coal production enterprises need more support with comprehensive production capacity of products and services. At present, China has formed a number of development, production, complete, high-end services in one complete set of equipment, mining conglomerates.
In 2009, the market value of coal mining equipment in China reached 60 billion yuan, of which coal mining equipment in low-end surplus of production capacity, high-end equipment, coal production capacity is insufficient. After "15" and "Eleventh Five-Year" of the technical and technological innovation, domestic high-end mechanized mining equipment and technology to achieve rapid development, the backbone of mechanized mining equipment manufacturing company manufacturing and R & D capability has been greatly improved, high-end mechanized mining equipment localization rate has reached over 70% of domestic high-end sets of fully mechanized mining equipment has begun to Russia, India and other developing countries' exports.
Reporter: China Coal equipment industry to form a more complete coal equipment manufacturing system. All equipment in the coal system hold?
Kingdom law: In outfit, the "Eleventh Five-Year" period, mechanized mining of coal have been significantly improved, mechanized mining technology and complete sets of equipment manufacturing industry to achieve rapid development, general mechanized mining equipment have achieved full localization. China from the "15", "Eleventh Five-Year" began to explore the continuous miner to open rapid excavation and short wall coal mining columns, irregular block segment, residual mining area, corner coal and the "three under" pressure coal technology , and the short wall mining Longwall mining combine, has achieved remarkable economic benefits in recent years, China's coal industry, information technology, automation, the rapid development of advanced coal-producing country and the world the gap is narrowing.
However, with the dig, dig the anchor parallel to the work function of the joint unit anchor development in China is still in pilot phase; mechanized drilling technology has made significant progress, but only 5% of shaft construction with mechanical drilling technology, 95% of the shaft still using ordinary drill and blast method of construction; China coal face shearer and power scraper conveyor and the key technology in reliability with the international advanced level there is a wide gap.
China's "Eleventh Five-Year" period, a large mining height in the hydraulic support and caving hydraulic support has made important breakthroughs in core technologies, the overall technology reached the international advanced level, caving hydraulic support technology reached the international advanced level; high-end manufacturing hydraulic support significant technological advances, the basic machine for high-end hydraulic support localization. In addition, through the development and introduction of self-absorbed, mastered the international advanced method of coal preparation, coal self-developed technology and equipment, basically meet the different plant types, different properties and different uses of coal washing of production.
"Second five" high-end equipment to the rapid development of coal
Reporter: At present, China's coal equipment industry is the main problem?
Kingdom Law: China's coal production capacity of the equipment manufacturing industry has been ranked highest in the world, but the overall level has lagged behind the world advanced level.
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