Green production, sustainable development is the goal that Dong Lam Cement Joint Stock Company has been constantly implementing. This not only creates a clean and green living environment, but also enhances the competitiveness of businesses, contributes to the effective use of natural resources and raw materials, and at the same time minimizes emissions and impacts on environment towards sustainable development.
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Investment in technology to help reduce environmental emissions in the production process at Dong Lam Cement Joint Stock CompanyRecently, the staff has always focused on effective use of resources: raw materials of the mine, energy, water... in order to reduce the use of non-renewable resources, carbon-rich coal, reduce CO2 emissions and greenhouse effect, contributing to creating a green and clean environment at the workplace as well as the surrounding environment.
The plant's production line is operated with advanced and modern equipment, a rotary kiln with dry method with a 5-stage heat exchanger tower and an advanced TTF decomposition chamber capable of using low-grade fuel. Putting this system into operation helps save energy, create high quality, stable products and protect the environment.
In order to use the most economical and efficient exploitation of raw materials, Dong Lam Cement has researched, deployed, and applied QSO mining optimization technology provided by Holtec Consulting - India, and invested in mining equipment. Modern equipment, high automation in processing and raw material preparation.
From the early days of operation, Dong Lam Cement has implemented many environmental protection solutions; in which, equipped with closed storage, installed bag dust filters, electrostatic precipitators to collect dust, ensuring that the dust concentration in the exhaust gas meets the National Technical Regulation on industrial production emissions. The factory has made many improvements to take advantage of waste heat to dry the crusher in order to reduce the operation of the auxiliary combustion chamber, reduce emissions, and save costs; implementing many test programs, making use of mineral additives to contribute to reducing CO2 emissions.
The system of treatment and collection of wastewater, exhaust gas, solid waste..., as well as infrastructure, vehicles and equipment to limit and prevent emission of polluting wastes are also invested by the factory. Up to now, the unit has planted trees to green the entire factory campus, contributing to creating a fresh, safe and effective working environment.
In addition, Dong Lam Cement has completed construction and is certified with a quality management system in accordance with international standards ISO 9001: 2015 and an environmental management system in accordance with international standards ISO 14001: 2015. Maintaining and ensuring the effectiveness of management systems helps the company control the production process.
Processes and work instructions are built on the basis of fully meeting the requirements of the management systems applied by the Company, ensuring optimized production conditions in terms of raw material consumption, energy and waste generation.
Optimizing and improving the efficiency of heat and electricity use is also taken into account by Dong Lam Cement through technological and operational solutions. In which, there is a project to install a system to make use of furnace exhaust heat to generate electricity, which is being implemented and is expected to be put into operation in the first quarter of 2022.
Ha Tran
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