One day can "eat" 150 tons of kitchen kitchen waste Daqing this project is very powerful

On August 1st, Daqing, Daqing City, Heilongjiang Province, was officially put into use for the harmless treatment and resource utilization project of Daqing City.

The corner of the Daqing Nest Kitchen Waste Treatment Plant

The project is the third batch of pilot city projects in the kitchen kitchen in my country. It is located 3 kilometers south of Liu Gao's Village, Longfeng District, Daqing City. It covers an area of ​​29,000 square meters. The construction scale is 150 tons of kitchen waste and 50 tons of urban feces.

According to statistics, Daqing currently produces about 100 tons of kitchen waste every day. So, what kind of garbage is called kitchen waste? What processing processes will you go through the kitchen garbage transported to the processing plant?

Many people think that all the "left" is kitchen waste. In fact, the kitchen garbage refers to the restaurants such as restaurants, units and cafeterias, as well as waste from the processing processes such as fruits and vegetables, meat, oil, and noodles of the kitchen. Like some hard and easy -to -rot large stick bones, oyster shells, durian shells, corn stick cores, etc., it does not belong to kitchen waste.

The processing plant is equipped with 16 professional kitchen garbage collection vehicles. Starting from August 1st, it will be fully closed and transported on kitchen waste in the city's catering enterprises and restaurants and cafeterias every day.

Professional dining kitchen garbage collection and transportation car are ready to go

In order to prevent leakage and odor, the kitchen garbage collection vehicle will also be washed and removed after leaving the zone. The kitchen garbage transported to the treatment plant will experience the process of "pre -treatment+wet medium temperature anaerobic marsh".

Daqing dining kitchen project process flow chart

In this way, after a dozen procedures for kitchen waste, after the water, oil, and solidification are separated, the water generated by hydrolysis and anaerobic system is used as a boiler fuel to provide the whole plant for heating and production; After the RO membrane treatment and other processes, they are transported to the sewage treatment plant unified treatment.

Oil is hair oil, which belongs to industrial crude oil. It can be used as the basic raw material of chemical industry. After deep processing, it can be converted into biological diesel. After the biogas slag is composting, it can also produce nutritional soil for garden greening.

After deep processing, oil is transformed into biological diesel.

The kitchen garbage achieved harmless, reduced, resource -based treatment, and was used in circulation, and eventually became "treasure".

Source: Lottery News

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