With the continuous growth of the global population base and the improvement of people's living standards, the emission of food waste is increasing day by day. At present, the global annual production of food waste is about 800 million tons, by 2020, China's food waste production volume is 120 million tons/year. On the one hand, a large amount of kitchen waste has brought serious pollution, on the other hand, it has caused huge waste, and the disposal of kitchen waste has brought great trouble to all countries.

Definition of kitchen waste

According to the National standard "Household Waste Classification Mark" (GB/T 19095-2019), China's kitchen waste is divided into household kitchen waste, restaurant kitchen waste and other kitchen waste. In July 2021, the National Development and Reform Commission and the Ministry of Housing and Urban-Rural Development put forward the Guiding Opinions on Promoting the Metering and Charging of Non-resident kitchen waste Treatment, giving the definition of non-resident kitchen waste.

Kitchen waste belongs to resource waste with high moisture content and high organic matter, which is difficult to retain and easy to corrupt. Difficult to collect, easy to block; Difficult to clean, easy to smell; Difficult to transport, easy to insects; These are the important characteristics of kitchen waste difficult to deal with. If not handled properly in time, it not only has many adverse effects on the environment, but also causes groundwater pollution and poses a serious threat to human health.

Explore the recycling of restaurant kitchen waste

Kitchen waste has two characteristics of resource and waste at the same time. Kitchen waste is recycled and turned into treasure. A large amount of perishable organic matter in it belongs to resource-based waste and is easy to degrade. Its resource utilization can be realized through feedstuff, aerobic composting, anaerobic energy conversion (including hydrogen production by biological fermentation, methane production by anaerobic digestion, extraction of biodegradable plastic technology, biodiesel technology) and so on. Food waste can be made into chicken, pig or pet feed after a series of treatments, and can contain 20-30% protein. Aerobic composting treatment technology can be eventually be converted into organic compound fertilizer and soil conditioner, not only can maintain stable increase in grain production, promote resource recycling, not only solve the environmental problems caused by kitchen waste disposal, and also can reduce the external inorganic fertilizer source, save investment and protect the environment, soil, food safety and human health is helpful.

Safe and harmless kitchen waste solution

Showa wash the scientific and reasonable eat hutch garbage collection and processing technology, in tableware collection and separation, send food particles through the flow channel to the garbage processor for processing, realize the eat hutch garbage on the collection, solid-liquid separation, convenient storage and transportation, and cost saving, avoid the waste accumulation and secondary pollution caused by transportation, and automatic cleaning of equipment, maintenance is convenient, It can greatly improve the hygienic condition of the kitchen.

The collected and separated kitchen waste can be deeply treated, turned into treasure, and converted into green organic fertilizer, animal feed and biogas energy. So that the kitchen waste treatment "reduction, resources, harmless".

Showa's clean kitchen Waste solution helps:

· Source collection, without manual collection and cleaning, to avoid secondary pollution in collection and transportation;

· Volume reduction rate of more than 75%, no need to set a large number of swill buckets to store garbage, reducing storage and transportation costs;

· Kitchen waste collection does not take up a lot of space to help improve the environmental hygiene of the kitchen;

· Help to turn kitchen waste into treasure and recycle resources.

The separation and treatment of kitchen waste at the source can not only help the enterprise operators to solve the health and safety risks caused by the accumulation of kitchen waste and the manual treatment process, but also further reduce the cost to achieve the reduction and resource utilization of kitchen waste, which is conducive to sustainable development, for the enterprise and the society, is undoubtedly a win-win move. Showa clean kitchen waste disposal system can be customized according to the actual situation of customers, has been widely used in factories, hotels, enterprises, institutions, universities, central kitchens and other places.