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Technical Blog

Short, practical technical articles on energy efficiency, leak tracking and proper measurement in pneumatic and compressed air systems.

Relative compressor energy use≈ 7% / bar (approximate)%1007 bar%936 bar%865 bar%794 bar

Why Lowering Air Pressure from 7 Bar to 4 Bar Pays Off

Every 1 bar of pressure reduction saves roughly 7% of compressor energy. When going from 7 bar to 4 bar is possible, what you gain and what to watch for.

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Leak flow by hole diameter7 bar, typical hole; m³/h (free air)1 mm2.93 mm265 mm7210 mm290

Tracking Compressed Air Leaks: How to Find Them and What They Cost

In a typical plant a large share of the air produced is lost to leaks. A single 5 mm hole can waste about 64,000 kWh a year. How to find and track leaks.

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Compressor life-cycle costElectricity ≈ 75%Investment + service ≈ 25%Typical split for a fixed-speed compressor

Energy Efficiency in Compressed Air: An 8-Step Checklist

About three quarters of a compressor’s life-cycle cost is electricity. A checklist showing in what order to proceed, from measurement to heat recovery.

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Measurement pointsCompressorDryer / filterReceiverMain line meterBranch meters

Measuring and Monitoring Air Consumption in Pneumatic Systems

You cannot manage the air you do not measure. What to measure where, how to choose a meter, and how to read leaks and efficiency from the data.

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Need measurement and improvement in your plant?

Tell us what you need to measure — pressure, leaks or consumption — and our technical team will get back to you.