Advice, field experience and news from the world of compressed air, vacuum and industrial cooling.
4795% of an air-cooled screw compressor’s motor power ends up as heat in the compressor room. How to keep the room within limits: room volume, forced ventilation, separating intake and exhaust, and filters for dusty environments.
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48With 70% more food needed by 2050, compressed air is changing farming: drones sow seed and spread fertiliser with air jets, and vehicle-mounted compressors spray crops with a single operator.
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49Why “How much does a 45 kW compressor cost?” is the wrong question: look at the total cost of ownership – purchase price, specific power, electricity and maintenance over 5 years – and keep asking.
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50A reflection on blame: why “the compressor died”, “water in the system” or “oil on products” are rarely the machine’s fault, why qualified service matters – and why asking and giving feedback leads to better results.
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51Every compressed air system is a project of its own. Why inexperience costs money, what Tehnogama offers, and the four questions to start with: air volume, working pressure, environment and ISO 8573-1 purity class.
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52A Tehnogama case study: a nitrogen station delivering 260 m³/h at 99.9% purity in all weather, achieved with a water-cooled aftercooler, a chiller loop and Class 0 filtration – running flawlessly for 2 years.
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53A 1 mm hole at 8 bar wastes 5,125 kWh a year, a 4 mm hole over 75,000 kWh. The effects of leaks, why buying another compressor is the wrong fix, and what ultrasonic leak detection delivers.
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54What you cannot see, you cannot measure. Hidden losses in compressor systems, and what an efficiency audit delivers: idle-time energy use, hidden leaks, savings points and payback calculation.
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55Do we buy on price or on value? Price is what you pay, value is what you get – a reflection using the example of a furniture factory replacing its compressor, and the value Tehnogama offers.
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