Hydrogen generated by hydrolysis of chemical hydride can be used as the fuel of fuel cell and other backup power.
Because even if, say, offshore wind costs the same as natural gas by 2015 (as predicted by German utility ), there is still an extra cost of building backup power for when the wind doesn't blow.
Realization of power grid double direction automatic backup power supply switching function based on stability control device platform
Study and application on the operation program of the backup power switchover unit in the substations styling in line-transformer-connection;
That triggered the emergency diesel generators to startup and provide backup power for plant systems.
Yet the need for reliable backup power will grow as states require utilities to use more renewable energy and the cost of carbon-based power rises in the face of expected climate regulations.
When bus gets into trouble, it can perform the function of automatic switching to backup power supply.
The reactor and its backup systems are designed to handle this type of accident by including backup power systems to keep the coolant pumps working.
When external connected220 V power is failed, specially designed backup power will start automatically, and can maintain a12 hrs' power supply after the failure of external connected power supply.
It could also provide backup power for extended operations if generators fail.
In some cases, hydropower is growing as a backup power supply for wind and solar power.
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