Scientists of Peter the Great St. Petersburg Polytechnic University (SPbPU) developed turbo expander electric generator operating on high-pressure natural gas. Scientists of Peter the Great St.
Customers of Portland General Electric are lending their standby generators to the utility for 200 hours a year in a unique distributed generation program. The utility is not buying power from ...
To get the best efficiency for my battery backup system I want to make sure that the backup battery is large enough to cope with at least twice the total amp hours required in my calculations. So, in ...