In the average home the hot water heater is responsible for about 17 percent of the total energy use according to the department of energy.
Heating electricity consumption.
World electricity consumption and production 2017 and 2018 in a recent report the iea reported a total worlds electric energy consumption in 2017 of 21 372 twh which is an increase of 2 6 in comparison to 2016.
How much energy does my water heater use.
Your water heater is one of the more robust consumers of energy among your home appliances.
Households need energy to power numerous home devices and equipment but on average more than half 51 in 2015 of a household s annual energy consumption is for just two energy end uses.
Space heating and air conditioning.
Estimating how much energy you use to heat your home per unit of floor area is really useful because it lets you compare your usage to various benchmarks.
According to the iea the total world energy consumption in past years was 143 851 twh in 2008 133 602 twh in 2005 117 687 twh in 2000 and 102 569 twh in 1990.
For 2013 estimated world energy consumption was 5 67 10 20 joules or 157 481 twh.
The electric energy consumption of the oecd countries in 2017 was 9 518 twh and thus about 0 2 higher than in 2016.
Historically space heating is the largest component of a massachusetts household s energy expenditures.
Perhaps the most famous of these is the passive house passivhaus standard which limits energy used for heating to just 15 kwh m2a.
More than half of energy use in homes is for heating and air conditioning.