Electric Heating - One Kilowatt Always Equals 3415 BTU's

Electric heating can be defined as an electricalfrom the outdoor air or from the ground or
appliance that converts electrical energy into heat.ground water. The heat is then transferred to the
The one thing that drives me crazy is that I seespace being heated. Heat pumps can be many
some electric heaters advertised as 20% moretimes more efficient than electric resistance
efficient than another electric heater. The bottomheating.
line in all of this is that the amount of BTU's thatAnother way to save a bit is a storage heating
can be produced from a kilowatt of electric issystem that takes advantage of cheaper
defined by the laws of physics.electricity prices. You use electric during low
Take any kilowatt of electric and convert it todemand periods such as overnight to build up heat
heat and you get 3415 Btu per Kw. This factin a storage stone or water. This heat is then
cannot be altered or changed. So for anyone toextracted from the stone or water during the
make claims of their electric heater being moreday when the electric costs more.
efficient than the next guy's is totally false.When considering electric heating always
There are different ways to deliver the heat andremember that a fossil-fuelled power plant may
the may make some difference in the way youonly deliver 4 units of electrical energy for every
feel from the heat being delivered. Electric heaters10 units of fuel energy released. Even when you
that use infra-red technology may make you feeluse a 100% efficient electric heater, the amount
warmer without actually heating the airof fuel needed to make the amount of heat
surrounding you. Heaters that use oil to hold orneeded, is more than if the fuel was burned in a
ceramic to hold the heat may radiate heat evenfurnace or boiler at the building being heated. The
when the element is not on making you feelamount of electric that is lost by substation
warm even though the element is not producingtransformers and transmission lines is almost 2/3
more heat. So there are different popularthirds of what was initially produced at the power
methods to heat, but the bottom line is that theplant.
amount of BTU's produced by each on an equalElectric heating can be good in some cases, but in
basis will be 3415 BTU's per KW.many situations it is not a responsible use of our
The exception to this is the modern heat pump.resources. Also, do not believe the claims that
A heat pump is an appliance that uses anone electric resistance heater is more efficient
electrically-driven compressor to power athan any other. One kilowatt of electricity will
refrigeration cycle that extracts heat energyalways convert to 3415 BTU's of heat.