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Scroll compressor. A scroll compressor (also called spiral compressor, scroll pump and scroll vacuum pump) is a device for compressing air or refrigerant. [1] It is used in air conditioning equipment, as an automobile supercharger (where it is known as a scroll-type supercharger) and as a vacuum pump. Many residential central heat pump and air ...
Inverter compressor. In air conditioning, an inverter compressor is a compressor that is operated with an inverter . In the hermetic type, it can either be a scroll or reciprocating compressor. This type of compressor uses a drive to control the compressor motor speed to modulate cooling capacity. Capacity modulation is a way to match cooling ...
Electromagnetic clutches operate electrically but transmit torque mechanically. This is why they used to be referred to as electro-mechanical clutches. Over the years, EM became known as electromagnetic versus electro-mechanical, referring more about their actuation method versus physical operation. Since the clutches started becoming popular ...
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In her four-chapter series called “The Pigment Change,” rather than developing photos on photographic paper, she prints them directly onto plants. “I just put a negative on top of the leaf ...
BERTRAND GUAY/AFP via Getty. Anita Alvarez of Team USA Artistic Swimming. Two years ago, Anita Alvarez made headlines after she was rescued from drowning by her coach during an artistic swimming ...
View the original article to see embedded media. A wildlife photographer recently captured this adorable footage of a grizzly bear taking a quick nap in a shallow stream bed. The water is only ...
Air conditioning can be achieved using a mechanical 'air conditioner' or by other methods, including passive cooling and ventilative cooling. [ 2][ 3] Air conditioning is a member of a family of systems and techniques that provide heating, ventilation, and air conditioning (HVAC). [ 4] Heat pumps are similar in many ways to air conditioners ...