Deployments · Precision engineering · Chesterfield

The whole site, off one engine.

A multi-discipline engineering group was trading well but watching energy costs eat its margin. One near-silent V12 gave the margin back.

Near-silent V12 gas engine CHP plant room powering a precision engineering site near Chesterfield

The problem

The group runs machining, plating, finishing and testing under one roof, serving the aerospace, medical and energy sectors. The order book was healthy; the energy bill was not. Every price spike passed straight through to the cost of every part shipped, and group-level emissions targets were tightening at the same time.

For an energy-intensive site those two pressures usually pull in opposite directions: cutting carbon costs money. On-site generation is the rare case where they pull together. The reasoning is on sustainability.

The fix

One machine. A single CHP system built around a near-silent V12 gas engine, running at 91% total efficiency: electricity from the generator, heating and hot water from the recovered engine heat. The mechanics are on how it works.

The acoustic enclosure mattered here. The unit sits close to occupied workshops, and nobody hears it work. The engineering behind the enclosure is on the platform page.

The result

The engine now generates all the electricity the site requires. The recovered heat carries heating and hot water across the works, displacing the boilers that used to do it. The investment paid for itself within months, and site emissions fell with the bill.

One engine, the whole site, and a margin restored. Compare it with our other deployments.

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