Regional Reduction Plan for 4628t/d Cement Clinker Line of Maitreya Hongshi Cement

2024-08-13 09:38:17

The 4628t/d new dry process cement clinker production line (with 9MW pure low-temperature waste heat power generation) project of Mile Red Lion Cement Co., Ltd. is located in Xunjiansi area of Mile Industrial Park, Yunnan Province. It adopts the new dry process pre-decomposition production process to build a 4628t/d new dry process cement clinker production line, and synchronously constructs the denitrification project. The annual output of clinker is 1.43468 million tons.

The Bureau of Ecology and Environment

of Honghe Prefecture issued the Regional Reduction Plan of Maitreya Red Lion Cement Co., Ltd. In order to ensure that the ambient air quality of Honghe Prefecture will not decline after the completion and operation of the 4628t/d new dry process cement clinker production line (with 9MW pure low-temperature waste heat power generation) project of Mile Red Lion Cement Co., Ltd. According to the requirements of the Notice of the Ministry of Ecology and Environment on Strengthening the Supervision and Management of Regional Reduction Measures for Construction Projects in Key Industries (No.36, 2020), Maitreya Hongshi Cement Co., Ltd. The Regional Reduction Plan for 4628t/d New Dry Process Cement Clinker Production Line of Maitreya Hongshi Cement Co., Ltd. (Hereinafter referred to as the "Regional Reduction Plan") has been prepared to replace the main air pollutants newly added to the project by the same amount, that is, to replace the emissions of the project with the newly added reductions from the closure of other projects within the jurisdiction of Honghe Prefecture. Ensure that the total amount of air pollutants discharged in the region does not increase. The 4628t/d new dry process cement clinker production line (with 9MW pure low-temperature waste heat power generation) project of

Mile Red Lion Cement Co., Ltd. is located in Xunjiansi area of Mile Industrial Park, Yunnan Province. It adopts the new dry process pre-decomposition production process to build a 4628t/d clinker new dry process cement production line. The denitrification project will be constructed simultaneously, with an annual output of 1.43468 million tons of clinker; The annual output of cement is 1.88 million tons, including 10% of PO52.5 ordinary Portland cement (188,000 t/a), 60% of PO42.5 ordinary Portland cement (1.128 million t/a) and 30% of PC42.5 composite Portland cement (564,000 t/a). In addition, auxiliary works, public works and storage works are also constructed. A 9 MW pure low-temperature waste heat power generation system will be constructed simultaneously for the Project, with an annual power generation capacity of 4,219 × 104 kWh and an annual power supply capacity of 3,924 × 104 kWh. After the completion of the

project, 1 × Φ4.0 × 60m rotary kiln (2500t/d capacity) of Honghe Tianbao Cement Co., Ltd., 1 × Φ4.0 × 60m rotary kiln (2000t/d capacity) of Mile Hewan Cement Manufacturing Co., Ltd., The 4 projects of 1 × Φ3.3 × 50m rotary kiln (1000t/d capacity) of Yunnan Hongta Dianxi Cement Co., Ltd. and 1 × Φ3.3 × 50m rotary kiln (285.7 t/d capacity) of Yunnan Hongta Dianxi Cement Co., Ltd. have a total capacity of 5785.7 t/d, and the replacement ratio is 1: 1.25. On December 30, 2020, the Department of Industry and Information Technology of Yunnan Province approved the capacity replacement plan with the Announcement of the Department of Industry and Information Technology of Yunnan Province (No.20). On January 24, 2022, the Department of Industry and Information Technology of Yunnan Province replied to the Yunnan Development and Reform Commission. The reply document "Letter of the Department of Industry and Information Technology of Yunnan Province on the Verification of Capacity Replacement of Maitreya Hongshi Cement Co., Ltd." Clearly States that the capacity replacement plan of Maitreya Hongshi Cement Co., Ltd. for the construction project with a daily output of 4628 tons of clinker conforms to the relevant provisions of the capacity replacement policy, and there is no problem of capacity reuse.

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Correlation

This article is selected from Song Zhiping's book "Reform Heart Road", which describes his motivation and effect of restructuring cement in those years, and has been published by China Cement Network. Recently, there has been a call for restructuring and mergers and acquisitions in the cement industry. Reviewing this old article may have the effect of reviewing the old and learning the new, encouraging the industry to promote a new round of restructuring, and solving the persistent problems of the industry.