Analysis of Development Trend of Coal Chemical Industry in China

Coal is the most important energy resource in China. It is not only an important fuel but also an important chemical raw material. In recent years, energy saving and emission reduction have become a general trend under the backdrop of rapid international oil price shocks and increasingly pressing demand for alternative chemical materials and alternative energy sources. In the emerging energy industry planning that has been submitted to the State Council for approval, clean coal utilization has become one of the ten emerging energy industries. Under the background that many listed companies are actively involved in the field of coal chemical industry, the prospects for the development of the coal chemical industry are receiving much attention.

In recent years, the output of major coal chemical products in China has maintained rapid growth. In 2009, China's methanol production reached 11.334 million tons. In the first half of this year, the methanol production reached 8.11 million tons, an increase of 53.3% year-on-year. In 2009, the total output of synthetic ammonia reached 51.36 million tons. In the first half of this year, the total amount of synthetic ammonia was 26.941 million tons, a year-on-year increase of 4.6%. In addition, there are a large number of projects under construction, expansion projects, as well as planning and construction of coal chemical projects.

The pace of adjustment of the coal chemical industry structure has been accelerated, and the traditional coal chemical industry has become fiercely competitive. At present, China's basic coal chemical products have an overall overcapacity, fierce competition, and the industrial structure needs to be optimized. In 2009, the national coking industry shut down nearly 23 million tons of outdated small (old) coke ovens, and built a new coke oven capacity of approximately 37 million tons, which has enabled the production of large and medium-sized coke ovens that are automated, large-scale, clean, and environmentally friendly. Replacement of production capacity.

The new coal chemical industry, led by clean coal gasification technology, has many advantages such as high energy utilization, full use of resources, and low greenhouse gas emissions such as carbon dioxide, which has become an important area for the future development of the coal chemical industry. According to estimates by experts, the energy consumption of new coal chemical unit products is often reduced by more than 20% compared with traditional coal chemical industry, and the emission of “three wastes” is reduced by more than half. If scientific design and management are implemented, the “three wastes” resource utilization and even “zero” can be realized. "emission.

Zhou Zhuye, vice president of the China Petroleum and Chemical Industry Federation, believes that the development prospects of the new coal chemical industry are promising, but the technical bottleneck urgently needs to be broken. At present, most of China's new coal chemical industry, such as coal oil, coal-to-olefins, coal-to-natural gas, and coal-to-ethylene glycol, are still in the late stages of plant construction or trial preparation. The new coal chemical industry is on the eve of major development.

The main driving force for the sustainable development of the new coal chemical industry comes from technological innovation. Through new-type coal chemical technology, solid-state coal can be transformed into petroleum-replacement chemical products and clean energy, which can greatly improve energy efficiency and greatly reduce the emission of carbides, oxides, and nitrogen oxides; The technology also provides convenient conditions for carbon dioxide capture and storage. The application of industrialization will have positive significance for the protection of the environment and provide technical support for coal chemical industry to take the low carbon technology route.

The development of China's coal chemical industry will adopt a clean and efficient approach to optimize the energy structure, and in particular optimize the terminal energy structure. The future development has the following characteristics: In addition to the development of traditional coal chemical products, the market will be oriented to the development of energy Conversion-based new coal chemical industry, such as coal liquefaction, coal gasification - synthetic fuels and chemical products or electricity, thermal cogeneration, etc.; with the global economic integration as the background, establish a large-scale factory with international competitiveness, using domestic Advanced foreign technology and modern equipment, clean production and provision of cleaning products, such as modern liquefaction engineering, advanced synthesis reaction engineering, etc.; in the development of new coal chemical industry, companies invest in advanced technology, while focusing on new technologies in domestic and foreign markets Commercialization.

As a capital-intensive and technology-intensive industry, coal chemical projects have a long period of construction and production, and their ability to resist risks is low. In particular, due to the impact of the international financial crisis, coal chemical projects that were once swarmed have lost their price advantage, and some problems in the coal chemical industry have also been exposed.

Industrial restructuring is imminent. At present, in the traditional coal chemical industry, the construction of coke, calcium carbide and other projects is serious and the production capacity is surplus. It is inevitable that the elimination of outdated production capacity has become a structural adjustment of traditional coal chemical industry.

The new coal chemical project is still in the stage of demonstration construction. However, there are many projects planned to be built in various places and face great investment risks and overcapacity issues, and industry guidance and development are not required. At the same time, there are many small and medium-sized enterprises in the industry, and there are few large-scale modern high-tech companies. All major coal-producing provinces are rushing to start coal chemical projects, which tends to cause similar industrial trends and lead to excess production capacity.

Technology is still a bottleneck in development. The coal chemical industry is a technology-intensive and capital-intensive industry. The demand for technology is urgent. Many key technologies have been imported from abroad. However, some foreign coal chemical technologies lack industry demonstrations, and the introduction of risks is very high, causing great risks to the production and operation of enterprises. The difficulties are high and the cost is high. Zhou Zhuye believes that at present, accelerating the cultivation of the core technologies of coal chemical industry with independent intellectual property rights and the construction and operation of commercial demonstration units is the fundamental way to develop the coal chemical industry.

In addition, the research and development and localization of coal chemical equipment have yet to be improved. At present, although China's coal gasifiers, methanol synthesis towers and other equipment technologies have made major breakthroughs and have been successfully applied to industrialized production, major equipment such as core reactors, compressors and key pump valves for large-scale coal chemical projects cannot meet the requirements. Claim. Accelerating the development of key equipment and complete sets of technical equipment for coal chemical industry can not only reduce the investment in coal chemical projects and enhance competitiveness, but also improve the technical level of China's equipment manufacturing industry and drive the development of related industries.

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