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Customer witness

Henan energy Zhongyuan Dahua Group Co., Ltd

Release time: October 16, 2018 | Focus on: three thousand four hundred and one

Zhongyuan Dahua Company of Henan energy and chemical group is located in Puyang City, Henan Province. It started construction in September 1987 and was completed and put into operation in May 1990. In December 2008, it was approved by the provincial government to restructure into Henan coal chemical industry group with Yongmei Group, coking coal group, Hemei group and Henan gas group. In September 2013, the provincial government approved the reorganization of Henan coal chemical industry group and Yimei group Henan energy chemical industry group.
Zhongyuan Dahua Company is a group company based on chemical industry, with high-end fine chemical industry and new materials as the direction, moderately related and diversified. It is a leading enterprise in the chemical industry sector of Henan energy and chemical industry group, one of the world's top 500 enterprises. The company has 3 business divisions and 9 subsidiaries, including 4 Sino foreign joint ventures and two provincial R & D centers. The scale of the plant is 300000 tons of synthetic ammonia, 520000 tons of urea, 500000 tons of methanol and 60000 tons of melamine. The main units are imported from abroad, with advanced technology and high degree of automation.
By the end of 2013, the total assets of the enterprise reached 5.1 billion yuan, with more than 2600 employees and more than 1000 professional and technical personnel of various types. The company has successively won the "National May 1st Labor Award", "National Chemical civilization unit", "excellent party building and ideological and political work unit of PetroChina and chemical industry", national advanced unit of petrochemical news propaganda, national advanced unit of factory affairs open and democratic management, national model enterprise of harmonious labor relations and outstanding contribution unit of national skilled personnel training ”Henan products have been recognized as "famous brand products of Henan Province" and "famous brand products of Central Plains", etc.

Shandong Mingsheng Chemical Engineering Co., Ltd. is an environmental protection enterprise integrating design, manufacturing, installation, start-up and operation. It is specialized in undertaking industrial boiler exhaust emission treatment projects in chemical industry, electric power industry, coking industry, smelting industry, carbon industry and papermaking industry.

Relying on the world's first technology, the company has created a precedent of turning waste into treasure in many industries with its engineering achievements all over the country. It has become a well-known environmental protection enterprise in China, which has won the unanimous praise of the state and the society. The column group of "haze control in action" of Xinhua news agency and China environment news have carried out a series of reports on Mingsheng's "craftsmanship spirit" and "ecological haze control" concept.


Mingsheng environmental protection and Zhongyuan Dahua Co., Ltd. This ammonia desulfurization cooperation project is applicable to the flue gas ammonia desulfurization and ammonium sulfate device of the methanol division of Henan Zhongyuan Dahua Group Co., Ltd. and the No. 1, 2 and 3 boiler flue gas desulfurization and ammonium sulfate device of the chemical fertilizer business department. The flue gas treatment is set according to the configuration of three boilers and one tower, and the flue gas treatment capacity of methanol division is designed according to the total flue gas volume of three boilers with a total of 1050000m3 / h The chemical fertilizer division is designed according to the flue gas volume of 780000m3 / h with three boilers fully opened. The SO2 emission index at the outlet of desulfurization tower is less than 35mg / Nm3 (standard state, dry basis, 6% oxygen), and the emission index of total dust (including soluble dust) is less than 5mg / Nm3 (standard state, dry basis, 6% oxygen). When the dust content in flue gas at the inlet of desulfurization tower is not more than 30mg / Nm3, the quality of ammonium sulfate can reach the GB535-1995 qualified product standard.
Through the painstaking work of Mingsheng "craftsman", a fine project of ammonia desulfurization has been established in the Central Plains!


 
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