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renewable energy assessment - Blaenau Gwent County Borough ...

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RENEWABLE ENERGY ASSESSMENTat full power for 1 hour, it would have generated 2 x 1 = 2MWh of <strong>energy</strong>. If it ran atfull power for one day (24 hours), it would have generated 2 x 24 = 48 MWh.1.31 The distinction is important, because in carrying out the <strong>renewable</strong> <strong>energy</strong> resource<strong>assessment</strong>, certain assumptions have been made to calculate both the potentialinstalled capacity (or maximum power output) of different technologies, as well asthe potential annual <strong>energy</strong> output.Electricity vs. Heat Output1.32 In terms of the units used, to avoid confusion, it can be important to distinguishbetween whether a generator is producing electricity or heat. This is because some<strong>renewable</strong> <strong>energy</strong> fuels (i.e. biomass) can be used to produce either heat only, orpower and heat simultaneously when used in a Combined Heat and Power (CHP)plant.1.33 It is also important to be able to distinguish between <strong>renewable</strong> electricity targetsand <strong>renewable</strong> heat targets. To do this, the suffix ‘e’ is added to denote electricitypower of electricity output, e.g. MWe, or Mwhe, whilst for heat, the suffix ‘t’ is used(for thermal), to denote heat output, e.g. MWt, or MWht.8

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