Advice, field experience and news from the world of compressed air, vacuum and industrial cooling.
38Why pipe diameter matters: moving from DN 25 to DN 32 saves 1.5% in electricity, and a 2.4 mm hole at 8 bar wastes 400 litres of air a minute. How to check your distribution system.
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39Why a compressor station with several machines needs a central controller: a narrower pressure band, automatic backup, flexible sequencing, balanced hours, fewer service visits and priority for variable-speed units.
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40From 17th-century Parisian lemonade and Priestley’s carbonated water to modern bottling: how compressed air drives mixers and fills bottles, cartons and cans in drinks production.
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41Four ways to cut energy use in industrial cooling: free cooling with savings of 50% or more, upgrading old chillers with dry coolers, heat recovery up to 55 °C and tandem compressor technology.
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42What every screw compressor user should check between two services: room temperature, oil level, panel filters, coolers, belts and couplings, the electrical cabinet, condensate drains and operating cycles.
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43What the dew point is, why water in compressed air causes corrosion, contamination and costly repairs, and how refrigeration dryers with PDP control keep compressed air dry.
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44Why high temperatures stop compressors – the room can be 15 °C hotter than outside, and every 3 °C cooler intake air saves 1% energy – plus summer tips on ventilation, oil level and cleaning heat exchangers.
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45What all compressor controllers share – IP54 front, status LEDs, pressure limits, auto restart – and what advanced controllers add: inverter communication, ICONS remote monitoring, weekly timers and event history.
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46Where water in compressed air comes from, how separators and refrigeration dryers remove it, why refrigeration dryers stop at a 3–5 °C dew point, when you need an adsorption dryer, and a checklist if water persists.
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