Heating

Micro power machines

Micro-turbine technology has evolved from early systems of 30–70kWe to today’s systems, which can have individual ratings of up to 250kWe. Packages up to 1MWe are now available that can be assembled into multiple units for projects of 5–10MWe. These modern units are packaged with integrated digital protection, synchronisation and controls. They produce high combined […]

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Nice and tight

Following significant revisions to IGE/UP/1B, Peter Mason assesses how the changes will impact on the procedures for tightness testing and direct purging of certain types of installations. IGEM/UP/1B Edition 3 – Tightness testing and direct purging of small Liquefied Petroleum Gas/Air, Natural Gas and Liquefied Petroleum Gas installations has been published. As the title suggests, […]

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Reaching the heights

There are now fewer open-flue installations in the UK. Graham Elkins highlights why a knowledge of how they operate and what makes them work is essential to ensure the safe removal of products of combustion (POC) to atmosphere. For an open-flue, the motive force for the flue is produced thermally by the heat of the […]

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Turning down the heat

Domestic heating controls have gone through evolution rather than revolution in the relatively few years since clockwork timers and relay valves. Peter Mason reviews the legislative requirements for heating controls from an energy efficiency viewpoint. Parts L1A and L1B of the Building Regulations dictate that: Reasonable provision shall be made for the conservation of fuel […]

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Make heating child's play

Over two-thirds of existing British homes don’t have the minimum set of heating controls required for new-build properties, which means that around 15 million households are missing out on their comfort and energy-saving benefits. Simon May talks about the minimum recommended standard and how installers can provide complete heating control. The Energy Saving Trust estimates […]

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