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On April 23, the erection of the boiler steel frame for the chemical power station in Phase 1 of the Shaanxi Yulin Coal Chemical New Materials Demonstration Project, which was constructed under the general contract of China Energy Engineering Group Northwest Design and Research Institute, began, marking the full start of construction for Phase 1 of this project. It is reported that the Yulin Coal Chemical New Materials Demonstration Project is the largest coal chemical project under construction in the world, and it is also a new project for the differentiated utilization of low-grade coal as outlined in the **Energy Administration’s 13th Five-Year Plan for the Development of Advanced Coal Processing Industries**. The total area of the project is approximately 13 square kilometers, with an estimated total investment of 115 billion yuan. It is capable of processing 20.14 million tons of raw coal per year. The project includes 27 processing units along with the associated utility systems. It represents the largest coal conversion demonstration project to date, featuring the highest degree of industrial integration, the most complex technical integration, and a production chain that is closest to the end market. It undertakes industrial demonstration tasks such as pyrolysis on a million-ton scale, integrated pyrolysis-gasification technologies, and the hydrogenation of tar to produce aromatics. This project represents the highest level of development in China’s coal chemical industry and will have a profound impact on the green and efficient comprehensive utilization of coal in the country. It is reported that the chemical power station project for which boiler lifting operations are being carried out is an important part of the 1.8 million tons per year ethylene glycol production facility, which is part of the first phase of the Yulin Coal Chemical New Materials Demonstration Project. The ethylene glycol production process will utilize advanced domestic gasification technology to produce crude syngas, which is then subjected to processes such as shift reaction, purification, and cryogenic separation. The resulting high-quality CO and H2 products are sent to the DMO unit and the ethylene glycol plant, where they are ultimately converted into ethylene glycol, an important organic chemical raw material. The chemical power plant is planned to include 5 high-temperature and high-pressure coal-fired boilers with a capacity of 670 tons each, as well as 4 steam-turbine generators with a capacity of 50 megawatts each. Desulfurization and denitrification facilities will be constructed simultaneously. The plant is designed to operate for over 8,000 hours per year, providing the steam and electricity necessary for the ethylene glycol production process; it thus serves as the core power component of this project. Source: Economic Daily News App
2019-10-11 20:58:25 Dongfang Electric won the contract for the world’s largest coal chemical project under construction. Recently, Dongfang Steam Turbine Co., Ltd., part of Dongfang Electric Group, successfully secured the contract for the 4×50MW extraction-backpressure steam turbine generator sets required for the 1.8 million tons/year ethylene glycol production facility owned by Shaanxi Coal Group Yulin Chemical Co., Ltd. The first phase of the Yulin “Demonstration Project for the Utilization of Coal at Different Quality Levels to Produce New Chemical Materials” is capable of processing 20.14 million tons of coal per year, with an annual production of 5.9 million tons of various chemical products. It is a major coal conversion project that was given priority in the planning and development efforts by Shaanxi Coal Group during the 13th Five-Year Plan period, and it is also the largest coal chemical project under construction in the world. To secure this order, Dongfang Steam Turbine has been providing full support and facilitating the progress of the project since July 2018, engaging in numerous in-depth discussions with the design institute and the project owner over time. We respond to the owner’s requests promptly, actively address and coordinate the issues raised by the owner and the design institute, take every design adjustment seriously, and draw on our extensive project experience to provide constructive suggestions as well as scientific and reasonable solutions, thereby maximizing customer satisfaction and earning their trust.
The 5x670-ton high-temperature and high-pressure coal-fired boilers and 4x50-megawatt extraction-backpressure steam turbine generators constitute the captive power plant for the 1.8 million tons/year ethylene glycol project.
What I see is this 4×50MW extraction backpressure steam turbine generator set project.