Nanjing Environmental Protection New Year "Flight Inspection" Nanhua Emissions Standard

February 4th, New Year's Day. The first stop of the “Flying Inspection” in Nanjing New Year’s Environmental Protection Bureau came to Nanjing Chemical Industry Co., Ltd., and rushed to check the discharge of pollutants discharged from the integrated sewage treatment plant and the boiler. The night headline news of Nanjing TV's "Live Nanjing" reported that "Nanhua's pollutant emission standards were met."

At 10 o'clock in the morning, the Nanjing Environmental Protection Bureau took local media to conduct "flying inspections" of environmental safety during the Spring Festival and went straight to the company's integrated sewage treatment plant. The TV camera records that the outlet water is relatively clear; an online monitor connected to the EPA shows that COD and ammonia nitrogen data are stable during the Spring Festival. The pH value of the water sample taken from the discharge port was 7.94. The staff of the EPA said: “The pH value is up to standard, COD, ammonia nitrogen, suspended solids, etc. need to be brought back for testing and a report will be issued as soon as possible.”

In the company's power boiler desulfurization and denitrification control room, the relevant person in charge of the EPA transferred all data from the January 30 to the February 4 morning and asked: “How low is the nitrogen oxide?” the company’s boiler plant employees replied: "No. 1 boiler denitrification unit has been operating stably."

Since last summer, the company has fulfilled its responsibilities, defined progress and measures, and completed 34 environmental protection rectification projects in four areas within the prescribed time limit. They rectified the production of organic products and the filling of odors, eliminated runoff during the production process, increased the exhaust gas adsorption system of the filling platform, and completed the treatment of RT bass exhaust gas, synthetic ammonia tail gas, and sulfur-based compound fertilizer tail gas. Solve the problems of odors such as methylamine, hydrogen sulfide and ammonia. The company's investment of 137 million yuan to build a coal storage project will also be completed by the end of the first quarter of this year to achieve closed storage and transportation of coal and eliminate dust pollution.

On October 30 last year, Sinopec's boiler flue gas denitrification demonstration project - the company's power No. 1 boiler flue gas denitrification project was successfully launched. It has achieved continuous and stable operation through rectification and commissioning. The nitrogen oxide content in the outlet is less than 100 mg/standard cubic meter, which fully complies with the standard. At the same time, the company has initiated the management of nitric acid and nitrogen oxides in conjunction with the Sinopec Clearwater Blue Sky Action, and will take the lead in eradicating the small “Huanglong” in the industry.

In response to the 22 problems in the approval of the environmental assessment of the construction project, the company’s production department actively carried out rectification work. Now it has completed the adjustment of ammonia raw material structure, 105,000 tons/year nitric acid technological transformation, chemical plant technical transformation and other overdue acceptance projects. Reorganization. The 100,000 tons/year project of cyclohexanone, cyclohexanone waste alkali incineration and other projects have also been approved by the EIA.

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