In order to effectively improve the company's production and operation status, enhance the company's economic efficiency and reduce pollutant emissions, and in accordance with the company's development needs, our company has started the second round of clean production audits on December 9, 2019, and commissioned Central Science and Technology Development Co., Ltd. provides technical guidance to the audit.
According to the requirements of the “ Promotion Law of the People's Republic of China on Cleaner Production ”, “ Measures for Cleaner Production Audi t” and “Implementation Rules for Cleaner Production Audit of Henan Province”, the basic situation of the company before the audit and the state of production and pollution discharge are publicized to the public. Supervise the implementation of cleaner production audit in our company.
First, the basic situation of the enterprise
| ompany Name | Zhengzhou Dongfang Ancai Refractories Co., Ltd. | Enterprise production scale | Annual production of 10,000 tons of fused alumina brick |
| Business address | Fanzhai Village, Chaohua Town, Xinmi City, Henan Province | legal representative | Wei Xiaomin |
Second , energy use
| years | 2016 year | 2017 year | 2017 year | First half of 2019 |
| Electricity consumption (10,000 kWh) | 2134.866 | 1071.5568 | 1789.1602 | 751.1928 |
| Water consumption (m³) | 41724 | 14356 | 29457 | 13453 |
Third, the sewage before the audit
| category | Product link | Main pollution factor | Measures | Compliance |
| Exhaust gas | Sand mold workshop wood mold production line | dust | no | Fugitive emissions |
| Sand recycling + buried production line | dust | Air collecting hood / negative pressure dust collection + pulse bag dust collector + 15m high exhaust cylinder emission (2 sets) | Commissioned by Henan Hongda Testing Technology Co., Ltd., the test data meets the standard discharge; Hongda inspection word HJ [2017] 1215-02 | |
| Batching workshop | dust | Gathering hood + pulse bag type dust collector + 15m high exhaust cylinder emission (1 set) | ||
| Fused fumes from electric furnace workshop | Soot, SO2, NOx | Negative pressure dust collection cover + dust removal SCR denitration facility + 18m exhaust cylinder emission | Entrusted to Henan Ruiante Environmental Technology Co., Ltd. to test, the test data meets the standard discharge; HNRAT [2019] 0921-15 | |
| Waste water | Staff domestic sewage | COD, ammonia nitrogen | 1 20m³ manure storage tank, no comprehensive drainage | |
| Circulating cooling tower | Cooling water | After being cooled by a 450m³ cooling pond, it is reused for production | ||
| Cutting and grinding section | Recycled water | After sedimentation in a 670m³ circulating pond, it is reused for production | ||
| Solid waste | Staff life | Domestic waste | Regularly transported to the garbage transfer station | |
| Processing and Inspection Section | Spoiler | After the external contract is broken, it is transported to the factory for production | ||
| Wire cutting process | Waste foam board | Comprehensive utilization of sales | ||
| Woodworking workshop | Wood waste and debris | Comprehensive utilization of sales | ||
| Sand mold workshop wood mold production line | Substandard water glass sand | After collection, it is heated and re-used in a sand box and then reused. | ||
| Casting and demolding process | Water glass sand | After screening, the fine particles are reused in the sand recycling line, and the coarse particles are used as insulation sand. | ||
| Baghouse | dust | Reuse for production | ||
| Circulating pool in sanding section | Waste zirconium corundum powder | Comprehensive utilization of sales | ||
| Electric arc furnace melting process | Waste graphite electrode | Recycled by graphite electrode manufacturers | ||
| Sand mold workshop wood mold production line | Water glass and curing agent empty bucket | Recycling of water glass and curing agent manufacturers | ||
| noise | Equipment | Equivalent continuous A sound level | Commissioned by Henan Hongda Testing Technology Co., Ltd., the test data meets the standard discharge; Hongda inspection word HJ [2017] 1215-02 | |
Contact and contact information
Auditing enterprise: Zhengzhou Dongfang Ancai Refractories Co., Ltd. Contact: Yang Jingyu Telephone: 13592622266
Consulting Unit: Central Science and Technology Development Co., Ltd. Contact: Jiang Jun Phone: 13592450115
The public comment starts and ends from December 23, 2019 to December 28, 2019.
Special announcement!！！