Use Excess Solar Power To Heat Water

Type of electricity tariff.

Use excess solar power to heat water.

An ecocent is a replacement for your hot water tank and will generate your hot water all year round using a minimum of electricity. Designed to automatically use excess pv power in order to increase solar energy usage. It is wireless so there are no cables to run. A hot water heat pump could put that power to better use by heating water for evening use.

Diy 1 3kw solar panels pv to heat water directly solar pv electric water heater duration. The above system would use 10kwh day x 365days 3650 kw year. We don t have an immersion heater or hot water tank of any description. Payback on this size of system is typically 5 to 7 years.

Image via rheem australia 2. Most solar power households feed excess electricity back into the grid for very little financial reward. One solar panel would be enough to power a traditional storage hot water heater throughout a day as this is the most inefficient appliance used in most homes. Example of a tankless water heater by rheem.

Those areas of. Flat rate time of use tou either of these can be used to power a hot water element in conjunction with solar hot water solar pv and possibly a controlled load tariff see below. I understand we could fit a hot water tank with an electrical element at the base to use the excess solar generated electricity via an intelligent switch. A second option to explore is the use of a dedicated solar thermal hot water heating system coupled with a heat pump to make the most cost effective option on the market.

With a coil from the boiler for top up on a timer. If however you ran all your hot water off your excess solar power worth 8c if you exported it you could save 12 3c kwh or 448 year. Heating water with excess solar using a reliance 6 gallon tank and a sonoff switch duration. This increases to over 120 if you use oil or lpg to heat your water.

Most hot water systems are able to comfortably run off tariff 33. An ecocent is a combined hot water heat pump and cylinder. At the t33 rate of 20 3 cents your hot water would cost 759 year. Solaredge s smart energy products allow users to decrease their electricity bills improve energy independence and enjoy automatic on the go device control.

In australia there are two primary types of electricity tariffs. We recommend the solar iboost to provide hot water via excess pv electricity.