Tag Archive for 'power'

Explaining a unit of electricity

May 28th, 2010 by Gavin Lanoe

Guernsey Electricity Ltd. charges for electricity in units.  One unit is equivalent to using 1000 watts of power (one kilowatt) for one hour.  This is expressed as a kilowatt hour or kW.h.  If a piece of equipment uses 500 watts it would use 1 kW.h in two hours.  (500 watts x 2 hours = 1 […]

Sizing the power output of a photovoltaic system to cover the running load of your home

May 27th, 2010 by Gavin Lanoe

The running load or standing load as it is sometimes known is the amount of electricity your house uses while you are not home. This electrical load is from the devices that are switched on all the time like refrigerators and alarm clocks etc. For my home this list includes…. Computer Equipment • Server PC […]

Roapmap 2050: A report on the need to create a European carbon-free power sector

April 14th, 2010 by Richard Lord

Roapmap 2050, a report published on 13 April 2010, states that Europe must virtually eliminate carbon-emitting power generation to achieve an 80 percent cut in greenhouse gas emissions by 2050.  The report funded by the European Climate Exchange, and produced by management consultants McKinsey & Company, Imperial College London, Oxford Economics, and the Energy Research […]