CCCC undertakes the purification unit work for the Zhong’an United coal-to-olefins project
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Handover of the purification unit for Sinopec Nanjing Engineering’s Zhongan coal-to-olefins project / Author/Source: Yaha Coal Chemicals / Date: 2018-12-27 / Clicks: 23. On the morning of December 26, the purification unit for the Zhongan project was handed over by Sinopec Nanjing Engineering. Representatives from Zhong’an United Company, the inspection team and quality supervision team assigned by Sinopec, the construction contractor, and the supervision party attended the handover ceremony. Xu Deqin, General Manager of Nanjing Engineering Company, and Comrade Wang Shuhua, Deputy General Manager, attended the ceremony and delivered speeches. The Zhong’an Coal Chemical Project is a key project for Sinopec and Anhui Province. The purification unit constitutes the core processing equipment of this project; the installation branch of Nanjing Engineering Company was responsible for the general construction work, while the electrical and instrumentation branch handled the related electrical and instrumentation tasks. The civil engineering work for this unit commenced on March 17, 2017. On March 17, 2018, the modular components of the conversion and absorption towers were lifted into place, and all 10 towers were operational once the lighting systems were installed. The total construction period for the project was 21 months, and thanks to the unremitting efforts of all parties involved, the purification unit was able to achieve 2.76 million hours of continuous safe operation ； Complete the installation of all internal components in the tower equipment ； Complete the pressure testing of all 543 pressure testing packages ； Complete the individual testing of all 120 pumps ； Completed single tests on 3 reciprocating machines and oil circulation tests on 4 centrifuges ； 3,303 instrument calibration points were adjusted, with an achievement rate of 82% ； A total of 81,650 radiographs were taken for the process pipelines, with a first-pass qualification rate of 98.8%. All projects passed the preliminary evaluation, with a zero rate of quality incidents. The purification unit has achieved good results in terms of quality, schedule, and safety, laying a solid foundation for preparing for commissioning and carrying out trial operations as planned. At the handover ceremony, Xu Deqin, the company’s general manager, said that the handover of the purification equipment was the result of collective efforts by everyone involved; it reflected the dedication of all parties and demonstrated a high level of sense of responsibility and commitment. Regarding the next steps in completing the project and ensuring its smooth operation, three requirements are put forward: first, it is necessary to adopt a highly responsible attitude and strictly adhere to safety standards to ensure the safe completion of the project and the safe resumption of production. Secondly, it is necessary to apply a meticulous craftsman’s spirit to strictly enforce quality control standards, ensuring that the project does not leave any hidden risks for future production. Thirdly, in line with the company’s mission of \"creating value for customers and society, and striving to do better,\" it is necessary to fully leverage coordination and service functions to provide comprehensive support throughout the entire process, thereby facilitating the timely and smooth commissioning of the project. Shi Huabiao, General Manager of Zhongan United Company, congratulated the company on delivering the purification devices on schedule and to high standards, and expressed his sincere gratitude for the company’s fulfillment of its commitments. He pointed out that the purification unit plays a crucial role in the entire Zhong’an Coal Chemical Project. The quality standards for this unit are the highest among all the units that have been completed so far, which fully demonstrates the advantages of Nanjing Engineering Company’s EPC general contracting services; there are many experiences and practices worth summarizing and learning from. In the last two months, Nanjing Engineering Company demonstrated an extraordinary spirit of endurance and determination, achieving miracles beyond imagination and successfully completing the construction of the purification facility. CCCC is just one link; the goal is to ultimately achieve a safe, smooth, and successful commissioning of the facility.
The polypropylene unit of Zhong’an United’s 1.7 million tons per year methanol and converted olefins project has been successfully commissioned! Author/Source: Date: 2018-12-28 Clicks: 43 On the morning of December 27, 2018, the commissioning ceremony was held for the polypropylene unit of Zhongan United Coal Chemical Co., Ltd.’s project for producing 1.7 million tons per year of methanol and converted olefins! The Zhongan United Coal Chemical Integration Project is a key construction project of Sinopec and Anhui Province. Zhongan United Coal & Chemical Co., Ltd. is a large-scale coal chemical integration project established in Huainan City, Anhui Province, with capital contributions of 50% each from Sinopec Corporation and Anhui Wanbei Coal and Electricity Group Co., Ltd. Its registered capital is 4 billion yuan, and the company was officially established on December 18, 2010. On December 7, 2016, a preparatory meeting was held for the resumption of work on the Zhong’an Coal Chemical Project to arrange the preparations for restarting operations. On January 20, 2017, a meeting on resuming work on the Zhong’an project was held in Huainan. The project headquarters issued the \"Notice on Resuming Construction of the Zhong’an United Coal Chemical Project\" (Petrochemical Shares Construction and Refining [2017] No. 6), announcing that work on the Zhong’an United Coal Chemical Project would officially resume. The first phase of the Zhong’an United Coal Chemical Integration Project mainly involves the construction of a 4 million tons per year Zhuji West coal mine, a plant for producing methanol from coal with an annual capacity of 1.7 million tons, as well as facilities for manufacturing 350,000 tons per year of linear low-density polyethylene and 350,000 tons per year of polypropylene. The total investment for this project is 24.2 billion yuan. The second phase of the project involves the construction of a facility capable of producing 600,000 tons per year of coal-based ethylene glycol, along with a coal mine that can produce 4 million tons per year; the total investment is around 16 billion yuan. The total investment for phases I and II amounts to approximately 40.2 billion yuan. The core process of the Zhongan United Coal Chemical Integration Project utilizes the S-MTO patent technology owned by Sinopec, while the gasification unit employs the SE-Dongfang furnace technology also owned by Sinopec. In October 2014, pile driving for the 350,000 tons per year linear low-density polyethylene plant of the Zhongan United Coal Chemical Project began. In December 2014, construction of the project’s core facility officially began. In 2015, due to funding issues for the project, the Zhongan United Coal Chemical Project came to a standstill. At the beginning of 2017, with coordination among Anhui Province, Sinopec, and Huainan City, the project resumed work. On May 13, 2017, the 350,000-ton-per-year polypropylene production unit of Anhui Huainan Huaihe Binbei’s Zhong’an United Coal Chemical Co., Ltd.’s 1.7 million tons-per-year coal-to-methanol and olefin conversion project was officially put into operation. Sinopec Engineering Construction Co., Ltd. is responsible for the overall management of the design, procurement, and construction of the MTO/OCC and PP units in this project, as well as six supporting facilities including the control room and 110 kV substation ； Sinopec Ningbo Engineering Co., Ltd. is responsible for the design and construction of the gasification unit for the contracted project. The company is mainly engaged in the production and operation of coal mines and coal chemical industries, and has two subsidiaries: one for coal chemicals and another for coal mining. The Coal Chemicals Branch (the 1.7 million tons per year methanol and derived olefins production project, as well as the 600,000 tons per year coal-based ethylene glycol production project) is located in the Anhui Province Coal Chemicals Park, Panji District, Huainan City. It constitutes an important part of the \"Medium- and Long-Term Development Plan for Anhui Province’s Coal Chemicals Industry\" and is also a key project under Anhui Province’s \"861\" action plan. The project utilizes world-leading technologies such as pressurized dry coal gasification, wide-temperature sulfur-tolerant shift reaction, low-temperature methanol washing for purification, high-efficiency low-pressure methanol synthesis, MTO with independent intellectual property rights, internationally advanced LDPE production facilities, and Sinopec’s PP technology. Using coal from the Zhujixi West mine as raw material, it produces methanol as well as converted olefins (LDPE/PP) and ethylene glycol (MEG) and other products. Coal chemical projects are equipped with auxiliary and utility facilities such as dedicated railways, water intakes, docks, water treatment plants, power transmission and distribution systems, thermal power plants, and air separation plants. The coal mine branch (Zhujixi Mine) is located in Hetuan Township, Panji District, Huainan City. It has geological reserves of 856 million tons, with extractable reserves of 432 million tons; it is a key project under Anhui Province’s “861” action plan. The designed production capacity of the mine is 4 million tons per year, while the actual production capacity can reach 7 million tons per year. The designed service life is 77.1 years. A coal processing plant with a capacity of 4 million tons per year, as well as a coal transportation terminal on the Cihuai New River, are constructed simultaneously. The mine’s dedicated railway line is connected to the Fengtai station on the Fuhuai Railway. The company has a workforce of around 6,000 people. To meet the needs of production, operations, and development, it has acquired 400 mu of land in the Shannan New Area of Huainan City. In accordance with principles of high standards, multifunctionality, and comprehensiveness, the company is building a complex of facilities including an office building, buildings for domestic and international experts, a technology center, a training facility, and employee residences, thereby providing first-class services and amenities for employees’ work, study, and daily life. Huainan City is located in the central-northern part of Anhui Province, on the banks of the Huai River. It boasts abundant coal and water resources, providing ideal conditions for the development of the coal chemical industry. As the first large-scale enterprise to establish operations in Huainan’s Anhui Province Coal Chemical Industry Park, Zhong’an Coal Chemical will make full use of the advantages held by Sinopec and Wanbei Coal and Electricity in terms of resources, technology, capital, and management, as well as its regional advantage of being close to downstream industries and consumer markets. It will build coal chemical integration projects on a high level and to high standards, playing a leading role in developing Huainan’s coal chemical industry chain and promoting the growth of the coal chemical sector in Anhui Province.