Manufacturers continue to make advances in compressors, especially when it comes to efficiency and ease of maintenance. This roundup highlights some of the latest offerings to hit the market, as well as those that will be available later this year.
Purdue University will host three concurrent conferences with HVACR emphasis July 16-19. The concurrent conferences are the 21st International Compressor Engineering Conference, the 14th International Refrigeration and Air-Conditioning Conference, and the 2nd International High Performance Buildings Conference.
Move over compression ratio, ring valve, and reciprocating compressors. There are two new terms to add to your refrigeration terminology: ‘bi-volt’ and ‘spool.’ The words relate to some of the newest developments in compressor applications.
The NEWS reports on new products found by our editors at the recent AHR Expo in Chicago. Products are listed in alphabetical order within each category.
The CoreSense™ Diagnostics electronics modules in Copeland Scroll® compressors unlock advanced capabilities in fixed-speed and two-stage compressors. Designed to help contractors troubleshoot residential air conditioning systems, the modules use the compressor as a sensor.
Time of use (TOU) rate structures have long been touted as a necessity for utility companies to incentivize homeowners and building owners enough to embrace demand response systems. According to John Galyen, president of Danfoss North America, “Smart meters will change the game.”
Low pumper compressors can be devilish to diagnose properly. None of us wants to replace a compressor that is not bad. With more than 40 years of experience, I want to offer some thoughts.
In recent months, Tecumseh Products Co. has made a number of announcements related to a line of refrigeration compressors that are optimized for HC refrigerants, an expansion of its line of large frame rotary compressors, and the introduction of direct current (dc) compressors.
Designed for high-efficiency heat pump and air conditioning systems, the new Copeland Scroll® variable-speed compressor allows heat pumps to achieve 13 HSPF, 20-plus SEER efficiency, and 40 percent greater year-round energy savings than standard heat pumps, says the company.