Refrigeration - Articles - Page 104

Advanced Refrigeration Technologies Boosting Energy Efficiency in Supermarkets

Advances in HVACR technologies can produce significant savings

September 3, 2018

In supermarkets, where HVAC and refrigeration equipment use 50 to 60 percent of all electricity consumed, new technologies and advanced control strategies have been developed to help boost energy efficiency as well as reduce emissions.

Imagine There’s No Comfort …

Matt Michel

September 3, 2018

Without mechanical refrigeration and air conditioning, the nation is fundamentally different.

Bristol Compressors Going Out of Business

August 30, 2018

During this process, the company’s website states that it would coordinate with customers, suppliers, and employees to provide an orderly end to production. The company did not respond to requests for additional information, but the closure is expected to result in the loss of 470 jobs.

The Changing World of Supermarket Refrigeration

Joanna R. Turpin

August 13, 2018

Refrigerant regulations are another reason why change is coming, as HCFCs will be phased out by 2020, and given their high GWP, HFCs will likely be phased down in the near future as well. At some point, supermarkets will need to start considering low-GWP alternatives, such as HFO blends, as well as so-called “future-proof” refrigerants, such as ammonia, CO₂, or propane.

Nick Briggs, service technician, Pleune Service Co., Grand Rapids, Michigan, works on a unit. When it comes to service work, the company uses overtime as a tool to dampen demand during peak times - The NEWS - ACHR

Does Peak HVAC Pricing Result in Piqued Customers?

Experts debate raising prices during busy times

Joanna R. Turpin

August 6, 2018

Some are calling for the Uber dynamic pricing model to be used in the HVACR contracting world, especially during peak times like summer, when demand for technicians often outstrips supply.

Identify All Problems Before Quoting a Refrigeration Job

A Series of Unfortunate Events

Joe Marchese

August 6, 2018

Here is the potential problem: A contractor quotes a customer on the compressor replacement, and he agrees to repair the cooler at the quoted price. Then, as the technician is completing the job — or even after he has finished replacing the compressor — he finds out there is another system problem.

Seven Telltale Signs of a System Overcharged with Refrigerant

System checks result in faster troubleshooting

John Tomczyk

August 6, 2018

Consider the same system as last month’s column — a medium-temperature refrigeration system incorporating a liquid high-side receiver, a TXV as the metering device, and R-134a refrigerant — but the measured and calculated values are listed in Table 2, along with this detailed system analysis.

California state Sen. Ricardo Lara noted that one of the key barriers to the adoption of low-GWP equipment is its high first cost, which the incentive program is trying to mitigate. - The NEWS - ACHR

The Case of Natural Refrigerants Versus the ‘Super Pollutants’

Conference highlights options available for commercial refrigeration

Joanna R. Turpin

August 6, 2018

The three-day event featured educational sessions and panel discussions that covered everything from technology and market trends to regulatory updates to what the future of the refrigeration industry may look like.

The Changing World of Supermarket Refrigeration

Joanna R. Turpin

August 1, 2018

Refrigerant regulations are another reason why change is coming, as HCFCs will be phased out by 2020, and given their high global warming potential (GWP), HFCs will likely be phased down in the near future as well. At some point, supermarkets will need to start considering low GWP alternatives such as HFO blends, as well as so-called “future-proof” refrigerants such as ammonia, CO2, or propane.

New Refrigeration Technologies, Trends, Networking Part of Supermarket Conference

August 1, 2018

The conference offers an opportunity for leaders of the food retail industry and their business partners to discuss new refrigeration technology, energy-efficiency, and conservation, as well as refrigeration system and store design.