Puxin Biogas Digester or Puxin Biogas Plant is product of Shenzhen Puxin Science & Technology Co. Ltd. based in
Shenzhen
Shenzhen is a prefecture-level city in the province of Guangdong, China. A Special economic zones of China, special economic zone, it is located on the east bank of the Pearl River (China), Pearl River estuary on the central coast of Guangdong ...
,
People's Republic of China
China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...
. The company was founded in November 2002. Its business is new energy and environmental protection.
Activities
The company's main business is:
# Design and build large and medium-sized
biogas
Biogas is a gaseous renewable energy source produced from raw materials such as agricultural waste, manure, municipal waste, plant material, sewage, green waste, Wastewater treatment, wastewater, and food waste. Biogas is produced by anaerobic ...
projects.
# Develop, manufacture and sell products needed to build family-size biogas system.
# Develop, manufacture and sell new style small size biogas digesters.
Accomplishments
* United Nations' 2006 BlueSky Award
* 23 years development of patented technology; the main inventor has PhD from McGill University, Canada
* Products sold to over 41 countries
Examples
Puxin biogas digesters built in Kenya.
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Tiwi, Kenya
TN P/2 Biogas System at Kenya Bixa Ltd, Tiwi, Kenya
2-stage-biogas-system consisting of:
* six 20 cubic meter Puxin biogas digester
* one 26 cubic meter overflow pit
* six hydrolysis pits
* two gas bags for storage of biogas 98 cubic meters and 36 cubic meters
Designed for a daily feedstock of 10 tons of bio waste (seeds, chicken and slaughterhouse waste). With daily 2 tons of
annatto
Annatto ( or ) is an orange-red condiment and food coloring derived from the seeds of the achiote tree (''Bixa orellana''), native to tropics, tropical parts of the Americas. It is often used to impart a yellow to red-orange color to foods, but ...
seeds, the 6 digesters produce daily about 180 cubic meters of biogas. Biogas is used to run a steam boiler, run dryers. It can also burn diesel and firewood.
Bamburi, Mombasa
TN P/2 Biogas System at Mombasa Go-Kart, Bamburi, Mombasa
2-stage-biogas-system consisting of:
* one 12 cubic meter Puxin biogas digester
* three 1 cubic meter
hydrolysis
Hydrolysis (; ) is any chemical reaction in which a molecule of water breaks one or more chemical bonds. The term is used broadly for substitution reaction, substitution, elimination reaction, elimination, and solvation reactions in which water ...
pits
Daily feedstock: 70 – 100 kg kitchen waste. Daily biogas production about 7 cubic meters. The excess biogas that is not consumed is stored in a gas bag. Biogas is used to replace
LPG in the restaurant and private houses.
Kikambala, Kenya
TN P/2 Biogas System at Sun 'n' Sand Beach Resort, Kikambala, Kenya
2-stage-biogas-system consisting of:
* one 14 cubic meter Puxin biogas digester
* two 4 cubic meter hydrolysis pits.
Designed for a daily feedstock of 400 kg of bio waste (kitchen and garden). Biogas is used to replace LPG and charcoal in the staff canteen.
References
External links
Puxin Biogas websitePuxin Canada agent websitePuxin Kenya agent websitePuxin Chile agent websitePuxin South Africa agent website
Renewable energy companies of China