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With the acceleration of urbanization, the amount of household waste is also constantly increasing. The treatment of household waste has become an urgent problem to be solved. Incineration is a common method of treating household waste, but the slag generated after incineration has also become a new problem. How to utilize incineration slag has become a hot topic. This paper will introduce the utilization method of domestic Incineration slag.
1、 Classification of slag
Slag refers to the solid waste generated during the incineration process of household waste. The classification of slag can be based on different treatment methods. Generally speaking, slag can be divided into the following categories:
1. Heavy metal slag: mainly includes heavy metals such as copper, aluminum, zinc, etc. This type of slag can be recycled through chemical treatment.
2. Slag: mainly includes minerals such as limestone and gypsum. This type of slag can be used for the production of building materials.
3. Organic slag: mainly includes organic substances such as biomass and plastics. This type of slag can be used for the production of biomass energy.
II. Utilization of slag
1. Brick production
Slag can be used to produce bricks. Slag contains a large amount of minerals, which can be used for the production of bricks. The production process of bricks requires firing, and the organic substances in the slag can serve as fuel, thereby reducing the amount of fuel used.
2. Pavement laying
Slag can be used for paving roads. The minerals in slag can increase the hardness and wear resistance of the road surface, thereby extending the service life of the road surface. At the same time, the organic matter in the slag can play the role of Adhesive to better fix the road surface.
3. Biomass energy production
The organic matter in the slag can be used for the production of biomass energy. The organic matter in the slag can be treated through anaerobic fermentation to produce biomass energy such as methane.
3、 Treatment of slag
The following points need to be noted during the treatment of slag:
1. Classification processing
Slag needs to be classified according to different treatment methods. The heavy metals in slag require chemical treatment, minerals need to be used for the production of building materials, and organic substances need to be used for the production of biomass energy.
2. Environmental protection treatment
Attention should be paid to environmental protection issues during the treatment of slag. The slag contains a large amount of harmful substances and requires environmental protection treatment to avoid pollution to the environment.
3. Resource utilization
slag needs to be utilized as a resource. Slag contains a large amount of minerals and organic substances, which require resource utilization to avoid wasting resources.
4、 Conclusion
The utilization of Incineration slag is an important issue. The classification and treatment of slag is the key to achieving slag utilization. Slag can be used for the production of bricks, road paving, and biomass energy production. During the treatment process of slag, attention should be paid to environmental protection and resource utilization issues.
Utilization of domestic Incineration slag
Utilization of domestic Incineration slagRelated Information