New Gledhill BoilerMate harnesses renewable and alternative energy sources
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Gledhill Water Storage has launched a range of groundbreaking new appliances designed to maximise the efficiency of different types of alternative and renewable energy sources. BoilerMate

Based on the best selling BoilerMate thermal store that is now a standard feature in many new homes, there are three appliances in the range: BoilerMate mCHP for micro Combined Heat & Power (mCHP), BoilerMate Sol for use with solar energy sources, and BoilerMate HP for use with heat pumps.

Each of the appliances enables the renewable or alternative energy source to be used for space heating and hot water, and employs a special control programme to accurately monitor the input to the main domestic system and balance it against the energy produced by renewable or alternative energy sources and other elements of the system, such as a gas, oil or electric boiler.

Importantly, all the BoilerMate appliances are also equipped with Gledhill’s unique SWITCH stand-by electrical ‘boiler’ power unit to supplement the heat output of the mCHP engine, solar panels or heat pump, ensuring that in periods of high simultaneous demand, the householder is never without hot water or heating. In the event of the primary energy sources failing to operate for any reason, SWITCH can also provide back-up heating and hot water.

The BoilerMate range for renewable and alternative energy sources ensures that the householder does not have to sacrifice comfort and reliability when using the alternative or renewable energy sources. It delivers highly responsive central heating and mains pressure hot water for power shower performance, and comes with a reputation for reliability built on thousands of installations across the UK.

The BoilerMate Sol and BoilerMate HP each follow the same basic principal, providing a thermal store to capture the heat generated by renewable energy sources, and enabling it to be used for heating and hot water.

In the case of BoilerMate Sol the energy source is sunlight, harvested via solar panels to provide a steady stream of low-level energy that must be captured for use later. Thermal storage has already proved itself the most effective method of storing solar energy, and although most productive in summer, solar panels can effectively reduce energy costs in autumn and spring by raising the temperature of the water in the BoilerMate store and reducing the energy input required from, for example, a condensing gas boiler.

The BoilerMate HP uses the heat harvested from below ground by a geothermal heat pump. Typically, a loop of pipe buried underground draws a small amount of heat and feeds it into the home via a heat pump that upgrades the temperature to between 50°c and 65°c. Depending on its efficiency the heat pump may be the sole source of energy but it is again used to raise the temperature of the water in the BoilerMate store, enabling it to deliver heating and hot water. The BoilerMate may also be linked to another appliance – such as a condensing gas boiler.

BoilerMate mCHP links to a gas powered domestic generator ‘engine’ which replaces a conventional boiler to provide both heat and sufficient electricity for a family home. The BoilerMate microprocessor monitors energy use for heat and hot water within the home and modulates the running of the mCHP gas-powered engine to maximise its energy efficiency. The store will decide when energy input is needed to maintain the availability of heat for hot water and space heating and runs the mCHP engine accordingly. Electricity that is generated along with the heat can be used for running appliances or lights in the home, or fed back into the national grid to create a ‘power credit’ on which the home can draw if it needs electricity when the mCHP engine is not running.

Gledhill Technical Director Sandy Gataora explains: “Many developers are still struggling to come to terms with renewable and alternative energy sources. The new generation of BoilerMate appliances provide a cost effective and easy way of integrating those energy sources into modern homes.”

For more details on Gledhill Water Storage’s new range of BoilerMate appliances for alternative/renewable energy call 01253 474444