Defrost control - Articles - Page 2

Frigesco Awarded DECC Funding for Flash Defrost Technology

Flash Defrost Can Reduce Supermarket Cooling Energy Costs by Up to 20 Percent

January 5, 2015

Frigesco has been awarded new UK Department of Energy & Climate Change (DECC) funding of £102,000 to develop a flash defrost system for use in air-source heat pumps (ASHPs). Flash defrost can reduce supermarket cooling energy costs by up to 20 percent. Field trials in working supermarkets are currently underway.

Intermatic: Mechanical Defrost Timer

January 13, 2014

The Intermatic G8000 mechanical defrost timer provides a two-year warranty and up to six defrost events per day. The G8000 features heavy-duty silver-plated welded amp contacts and an encapsulated design to prevent dust and dirt buildup.

Intermatic: Defrost Timer with Voltage Monitoring

January 13, 2014

Intermatic’s new DTAV40VM defrost timer with voltage monitoring protects commercial refrigeration equipment from brownouts and short cycles. The all-in-one defrost timer is designed to replace over 40 voltage-specific mechanical defrost timers.

The Professor: Controlling Evaporator, Defrost Efficiency

John Tomczyk

April 1, 2013

The evaporator is a major component in the refrigeration system, and an efficient evaporator plays a key role in saving energy.

Century Refrigeration: Refrigeration Evaporator Defrost Control

July 16, 2012

The Centinel™ Intelligent Defrost Control is an option with each of the company’s system arrangements. It is an electronically operated evaporator controller designed to save energy throughout the refrigeration cycle, help protect the equipment, and help protect the system owner’s product.

Century Refrigeration: Refrigeration Evaporator Defrost Control

July 9, 2012

The Centinel™ Intelligent Defrost Control is an option with each of the company’s system arrangements. It is an electronically operated evaporator controller designed to save energy throughout the refrigeration cycle, help protect the equipment, and help protect the system owner’s valuable product.

Factors to Keep Freezers Functioning

Fernando Salcedo

July 2, 2012

Frost or ice buildup is a normal part of any freezer operation, and is removed by using heated defrost cycles at timed intervals. During normal operation, the amount of this buildup should not get to the point that problems will occur. However, in some abnormal circumstances, it can lead to problems.

New Avionics Corp.: Refrigeration Optical Defrost Controller

January 23, 2012

Minimizing frost accumulations on refrigerator evaporator coils and fins, the Ice*Meister™ Model 9734-REFR optical defrost controller can be used in commercial walk-in refrigerators and reach-in refrigerated display cases, and other self-defrosting chiller systems in supermarkets, restaurants, school cafeterias, and more.

Frost and Defrost: How It Happens and Why It Is Needed - A White Paper

September 5, 2011

Empirical testing has shown that the optimum time to defrost is when the evaporator loses about 10 percent efficiency. Traditional methods of defrost, based on time, cannot ascertain this loss of efficiency and will either waste time and energy in excessive defrosting, or never fully defrost the evaporator.

Finding Ways to Stay off the Front Page

Peter Powell

July 4, 2011

A sign at one of the booths at the National Restaurant Association Show stated: “Being on the Food Page is Good. Being on the Front Page is Bad.” That concern was certainly the focus of the refrigeration-related exhibitors where drink and food safety were reflected in the quality of ice and the effectiveness of freezers and coolers.