kitchen waste processing
(Reporter Jiang Yanxin) greasy kitchen waste, after 10 hours of fermentation, as humic acid fertilizer, not only do not pollute the environment, but also as fertilizer. Reporters learned yesterday from the Haidian district government, the construction of Haidian District in Xi’erqi kitchen food waste treatment station, close to deal with kitchen waste.
600 tons of food waste, Haidian Nissan
Haidian District, Municipal Committee, said that at present, Haidian daily production of nearly 600 tons of kitchen waste, If handled properly, will bring pig swill, waste oil, environmental pollution and other issues.
meals per day, 600 tons of kitchen waste, for example: annual pig swill feeding 81,000 to produce 7.3 million kg of meat; in accordance with annual consumption of 39.6 kilograms of pork per capita terms, consumption will supply 18.4 million . To this end, the construction of kitchen waste treatment plant is imminent.
the next two years to build three treatment centers
Haidian Municipal Committee, according to the person in charge to deal with the suburban railway station is located north of North Road 13 Xi’erqi Line east, covers an area of ??19,500 square meters, designed to handle the scale of 200 tons/day. Currently, the processing station has completed the second EIA publicity.
the source said, Haidian will be through a series of technical and management tools, so food waste stations do not smell clean.
addition, Haidian District, will be built, including the next two years, including three meals Xi’erqi kitchen waste processing center, to ensure that the region close to the food kitchen waste treatment and disposal.
■ Expert opinion
“process can not smell noise”
Tsinghua University, School of Environment Professor Nie Yongfeng, kitchen waste treatment technology is very mature, and post-construction management from design, you can solve the spillover and noise nuisance odor problems, “kitchen waste that does not produce odor, is impossible, but the technology and management can smell completely run out. “
Nie said, kitchen waste disposal and waste treatment processes are very different, therefore, the government should strengthen communication with the public, more public understanding of kitchen waste treatment process in order to achieve good results.
“no landfill burning, resource processing”
new Beijing News: The current status of Haidian how to deal with food waste?
Cheng Sau (Haidian District, Municipal Committee, deputy director): Haidian district has more than 400 million people, together with universities, government organizations and institutions, daily production of a surprising number of kitchen waste, Nissan accounted for the city’s kitchen waste for nearly 1/3. Expected to “second five” at the end, Haidian District, Nissan will reach the peak amount of kitchen waste, 800 tons of food waste station nearby building process, it is very necessary.
It is not a traditional landfill, not everyone is worried that the incineration plant. In the process, we will use “high-temperature aerobic technology” for the food kitchen waste resource processing.
Beijing News: This is a new technology?
Zheng Xiushan: not. In the 2008 Beijing Olympic Games, once the technology used in processing the Olympic Village dining kitchen waste, then the processing center is located outside the restaurant in athletes less than 3 meters away, all the kitchen waste was in-situ treatment.
Beijing News: In the process, will cause noise pollution?
Zheng Xiushan: food waste treatment process is not only odorless and tasteless, and no noise. Job shop closed for the semi-underground design, which can effectively reduce the noise transmission and the impact on the surrounding environment. According to estimates, the peak noise control daytime noise in factories around the world less than 55 decibels at night less than 45 dB below the ambient noise standards for functional areas, no impact on the surrounding environment.
Beijing News: In addition to technical aspects, in the transport process will not impact on the environment?
Zheng Xiushan: It should not. We use fully enclosed private vehicles, to ensure that leaks do not spill soup, no foul smell, and do not pollute the environment along the transport, while cleaning a timely manner after each transport to ensure the safety and health.
the same time, transport time to avoid the peak period traffic congestion: 10 am the night before the transport of kitchen waste, 15 o’clock noon on the day of transport kitchen waste, and this was the lowest traffic , it does not affect traffic.
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