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Home energy management systems: the future or a passing fad?

Posted by Helena Ripley on 9 November 2015 at 10:45 am

Home energy management systems: the future or a passing fad?

With the rising cost of energy and the ever-increasing demand, both you and your house have to get smart to keep bills down. Home energy management systems (HEMS) are devices that monitor, analyse and control energy in your home. HEMS first hit the market back 2008 and are on the rise. In Decembe…

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How can I store surplus electricity from my solar PV using batteries?

Posted by Helena Ripley on 29 October 2015 at 11:15 am

How can I store surplus electricity from my solar PV using batteries?

A domestic electricity store (ie. lithium-ion or lead-acid batteries) could be one way to make the most of the free clean electricity that you are generating from your solar PV panels. These batteries will be familiar to you – lead-acid is often used in car batteries and lithium-ion is used…

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What energy efficiency questions should I ask before signing up for a new conservatory?

Posted by Helena Ripley on 28 October 2015 at 10:15 am

What energy efficiency questions should I ask before signing up for a new conservatory?

Conservatories give you extra living space which is filled with natural light, but so often they are too hot in the summer and too cold in the winter. So what do you need to know about the energy efficiency of a conservatory before you sign up for it? How energy efficient are the windows? Is …

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How can a conservatory cut your energy costs?

Posted by Helena Ripley on 27 October 2015 at 10:05 am

How can a conservatory cut your energy costs?

If your experience of conservatories is as spaces that are freezing in winter and heat traps in summer, you might be surprised to learn that they can actually help you save energy. A well-insulated conservatory maximises solar gain by trapping heat from the sun, and that heat can then warm th…

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Why are we so obsessed with the payback for Solar PV?

Posted by Helena Ripley on 13 October 2015 at 9:45 am

Why are we so obsessed with the payback for Solar PV?

When we look at renewable electricity or heat generation the first consideration always seems to be the length of time that it will take for the technology to pay for itself. It makes sense: if you’re investing several thousand pounds you want to know that it will be worth it. But is it rig…

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How do I make the most of my solar panels?

Posted by Helena Ripley on 2 October 2015 at 10:30 am

How do I make the most of my solar panels?

If you were one of the early installers of solar PV and are receiving generation and export Feed in Tariffs (FiTs) then you are probably making a good profit. However, as the FiT has decreased, newer installers may be wondering how to use more of the electricity generated so that you don’t …

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Lower RHI and tighter related fuel use regulation from Oct 2015

Posted by Helena Ripley on 22 September 2015 at 12:05 pm

Lower RHI and tighter related fuel use regulation from Oct 2015

Decreased biomass RHI Biomass boilers must be popular at the moment because the biomass Renewable Heat Incentive (RHI) has passed another degression trigger. Degression is the process by which the government controls expenditure on the domestic RHI scheme and it involves reducing the tariffs …

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How much does solar thermal really save?

Posted by Helena Ripley on 21 September 2015 at 11:55 am

How much does solar thermal really save?

Solar thermal panels providing hot water for your domestic needs are a good way of reducing both your carbon emissions and your energy bill. Some households can use solar thermal to provide all of their hot water needs throughout the summer months. One SuperHomer manages to solely use solar heate…

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How can ventilation with heat recovery help your home?

Posted by Helena Ripley on 18 September 2015 at 2:01 pm

How can ventilation with heat recovery help your home?

The basic theory of a heat exchange or heat recovery system is that heat from one fluid (either a liquid or a gas) is transferred to another fluid (also either a liquid or a gas) without the two fluids mixing. Q. How does a ventilation system with heat recovery work? A. For an explanation…

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Which retrofit ventilation system - passive or mechanical?

Posted by Helena Ripley on 16 September 2015 at 10:15 am

Which retrofit ventilation system - passive or mechanical?

Standard ventilation, which is suitable for most houses, uses trickle vents, extractor fans, windows and a lack of airtightness. Extractor fans are located in the ‘wet’ rooms of the house, such as the bathroom and kitchen. Trickle vents in windows allow a small amount of air to move i…

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