Compressors - Articles - Page 18

Changes to Compressors, Detectors, Freezers

Developments Reflect Changes in Refrigeration Technologies

November 18, 2013

The constant change in refrigeration technologies is reflected in recent developments in compressors, leak detectors, and absorption freezers.

Sullair: High-Pressure Portable Air Compressor Lubricant

November 11, 2013

Designed and developed specifically to meet the increasing demands of higher-pressure portable air compressors is the HPL 1500 lubricant.

Oct. 10, 2013: Danfoss Turbocor Introduces New HFO Compressor

TG310 Compressor Is Available for Air-Cooled, Outdoor-Mounted Chiller Applications

October 10, 2013

Danfoss Turbocor Compressors Inc. has announced the introduction of its new TG310 compressor, which uses the ultra-low global warming potential (GWP) refrigerant HFO-1234ze(E).

The Professor: Diagnosing Bad HVAC Compressor Valves

When Low Head and High Suction Pressures Collide

John Tomczyk

October 7, 2013

Many service technicians experience service calls where the compressor has both a low head pressure and a high suction pressure. Often, the refrigeration equipment is still running, but the product temperature is suffering about 7-10°F.

Purdue Conferences Seek Papers

Concurrent Conferences Set for 2014

Peter Powell

September 16, 2013

The dates are set for next year’s three concurrent HVACR conferences at Purdue University. For authors wishing to present papers at any of the conferences, the abstract submission deadline is Dec. 20, 2013.

Turning Up the Pressure on Compressor Testing

New Approach Reduces Testing Time

August 19, 2013

When GEA Grasso, a Dutch component manufacturer for industrial refrigeration installations, considered improving its testing systems for compressor measurements, they turned to LMS for a more integrated and flexible data acquisition and analyzer system.

Aug. 19, 2013: New Refrigeration Compressor Said to Have Highest Cooling Capacity

Screw Compressor Offers Capacity of 400 kW and Coefficient of Performance of 1.63

August 19, 2013

Kobe Steel Ltd. has developed a new refrigeration compressor, called the iZN440TUA, which is a two-stage inverter ammonia screw compressor said to have the world's highest cooling rate with a coefficient of performance (COP) of 1.63 and the world’s highest cooling capacity of about 400 kW.

The Professor: Flooding and Slugging of Compressors

Understanding the Terms Critical to Troubleshooting

John Tomczyk

August 5, 2013

Clear, concise, and accurate communication between service technicians, parts suppliers, customers, and the home shop is rapidly gaining importance as the HVACR field transitions and becomes more technically oriented.

Bristol Compressors Intl. Inc.: Refrigerant Replacement Compressors

July 8, 2013

Approved for retrofit in existing R-22 systems using R-407C or R-22 refrigerants, the H7 Series compressor models are charged with POE oil.

Bitzer Dedicates New Plant in Georgia

Old Facility Will Be Used for Training and Production

June 24, 2013

Fresh on the heels of the announcement of an expansion of one of its plants in Germany, Bitzer is celebrating the opening of a new factory in Flowery Branch, Ga., where Bitzer U.S. is headquartered. The company makes refrigeration and air conditioning compressors as well as pressure vessels.