With the continuous expansion of the global economy, boiler industry has been developing rapidly, which will bring along the fierce competition. ZOZEN, founded in 1988, has turned into one of the largest industrial boilers manufactures in Asia after 30 years’ development. In 2018, chain grate boilers produced by them has stood out from others with remarkable performance.
They are suitable for a wide variety of fuels, like bituminous coal, anthracite, lignite, palm shell, cotton stalk and coconut shell, rubber wood and corn cob, etc.. They are also equipped with advanced control system, which featuring high degree of automation and easy operation.
The Energy Return of Solar PV | Energy Matte
A new study by Ferroni and Hopkirk  estimates the ERoEI of temperate latitude solar photovoltaic (PV) systems to be 0.83. If correct, that means more energy is used to make the PV panels than will ever be recovered from them during their 25 year lifetime.
Solar Roadways Project: A Really Bad Idea - Ro
This Solar Roadways project started showing up in my Facebook news feed, and seems to be getting a lot of popular support.. Except, I’m guessing, from actual engineers. The idea that we can convert our roadway surfaces to electrical generation solar collectors has numerous practical problems.
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