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Comparison of operating rates of 4 domestic sets of 200,000-ton coal-based ethylene glycol plants

2017-10-12View Original

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Comparison of Operating Rates of 4 Domestic 200,000-ton Coal-based EG Plants / Author/Source: Date: 10-12-2017 Clicks: 32 Long-term monitoring of China’s coal-based ethylene glycol industry shows that during the two months of August and September 2017, the operating rates of these 4 plants varied, but were higher compared to the previous period. The relevant information is summarized as follows: I. Basic information on the 4 coal-based ethylene glycol production facilities. These 4 facilities are those operated by Sinopec Hubei Fertilizer, Henan Puyang Yongjin, Henan Yongcheng Yongjin, and Shanxi Yangmei Shouyang; each facility has a production capacity of 200,000 tons per year, with commissioning dates of 2012, 2014, 2014, and 2016 respectively. http://img.yf116.cn/image/img/20171012/158205450026.jpg II. For the four units in August–September 2017, the utilization rate was calculated on the basis of a capacity of 200,000 tons per unit, with 300 days of operation per year and a daily production volume of 6.667 million tons. 1. The two plants in Puyang and Yongcheng, Henan. Tongliao Jinmei has a total of 5 plants in Henan, all with a capacity of 200,000 tons; among them, the plants in Anyang, Yongcheng, and Puyang, Henan, perform relatively well. The technology for these 5 sets of devices all comes from the technical consortium formed by the Fujian Institute of Research on the Structure of Materials, Chinese Academy of Sciences, Danchem Group, and Shanghai Jinmei Group. Based on the performance of the two units in Puyang and Yongcheng, their operation rate during August and September 2017 was approximately 90%. 2. Sinopec Hubei Fertilizer – At present, Sinopec has only one industrial facility, namely Hubei Fertilizer. On August 11, 2017, the operating rate of the 200,000-ton plant was 90–94%. 3. Shanxi Yangmei Shouyang: The statistical method used for this facility differs from that of the other 3 facilities; the time period considered for statistics is one month, from August 25 to September 25, 2017, rather than just the current day. Based on a daily production volume of 6.667 million tons, the operating rate of Huahua Network’s coal chemical division reached 101.7%, which is in complete agreement with the information provided by the company publicly. Records show that on September 1, 2017, the 200,000 tons per year ethylene glycol production facility of Shanxi Yangmei Shouyang Chemical successfully passed a 72-hour full-load performance test, achieving an daily ethylene glycol output of 675.89 tons, of which 619.76 tons were of top quality, exceeding the design specifications. Note: Since the bases for calculating the operating rates of enterprises may vary, the analysis of the operating rates for these 4 units is provided for reference only. http://img.yf116.cn/image/img/20171012/159285456831.jpg III. Production volume and share of coal-based ethylene glycol in China in August 2017 According to statistics, in August 2017, China’s total production of ethylene glycol (including that produced from oil, coal, and methanol-olefins) amounted to 528,100 tons. Of this amount, 139,000 tons were produced from coal, accounting for 26% – thus exceeding one-quarter of the total production. Throughout 2016, the total production of ethylene glycol was 5.02 million tons, of which 1 million tons was produced from coal, accounting for 20% of the total. It appears that the operating rate of coal-based ethylene glycol production in our country has increased significantly compared to the same period in previous years, and it is expected to exceed 1.2 million tons in 2017. Based on the total production of 21,000 tons in September 2017 at the coal-to-ethylene glycol plant operated by Shanxi Yangmei Shouyang Chemical, this represents approximately 15% of the monthly production volume. http://img.yf116.cn/image/img/20171012/1510125461294.jpg
Reply #22017-10-13
Shouyang Chemical produces 21,000 tons per month – that’s no small achievement. Congratulations!
Reply #32017-10-16
I wonder about the quality differences between ethylene glycol produced from coal and that produced via the petroleum route?
Reply #42017-10-19
Compared with the petroleum method, the indicator values on the ethylene glycol quality inspection report provided by Xinjiang Tianye show no differences; however, there may be impurity differences at the ppb level
Reply #52018-01-08
At present, the technology is mature, and the entire set of equipment is operating properly. Relatively speaking, the Danhua process is superior: all six units are in operation at a load of over 80%, whereas among Gaochemical’s 14 units, only two are functioning properly.

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