Category Technical Education

Walk into almost any factory compressor room, and you will hear the same steady hum. That is an oil-injected rotary screw compressor feeding a production line that rarely stops. Inside that housing, two helical rotors spin at thousands of revolutions…

A 375 CFM diesel portable air compressor sounds like the right machine for a road repair crew until the operator adds a second breaker and the pressure gauge drops below working level. By noon, tools stall, work stops, and the…

A factory installed a new 30 HP fixed speed screw compressor on the same breaker that had served their old piston unit for years. On the first cold Monday startup, the breaker tripped. They replaced it with a larger breaker.…

Your fixed speed compressor is cycling every 90 seconds. The motor contactor fails every 8 months. Your maintenance budget is bleeding. And the fix might be a larger tank that costs less than one contactor replacement. This is not an…

Miguel bought a 5 HP screw compressor for his two-bay auto shop in Miami. The spec sheet read 20 CFM. On paper, that was plenty. His total tool list added up to 35 CFM. He assumed the compressor would handle…

Marcus bought a 10 HP variable speed drive screw compressor for his two-bay auto shop in Cleveland. The salesman promised 35% energy savings. After two years, Marcus finally ran the numbers. He had saved exactly $340 per year. The problem…

A Thailand-based buyer set eyes on “10 HP, 35 CFM at 90 PSI, 175 PSI max” on the technical data sheet of a compressor. When it came to the quantity of horsepower, it resembled his old one so he took…

Pressure drop in a compressor system is one of the most challenging factors that determine the performance and efficiency of such systems. As metre confinian air or gas passes through different components of the system, a drop of pressure is…

Explaining the role of the duty cycle in a screw compressor is essential for the enhancement of its use and efficient management of the processes that it supports. If the duty cycle is continuous or suffers continuous breaks, either way,…

Air compressors of the rotary screw form are employed in many settings owing to their features, such as being healthy machines, simple control, and compact design. Yet, the compressor’s efficiency and operation depend on the proper sizing of the receiver…