Importance of Refrigerant Line Sizing At Carlson & Stewart Refrigeration, Inc. we strive to design and install superior commercial and industrial refrigeration systems. One of the key components to delivering on this is correctly sizing the refrigerant lines for each refrigeration system. Improperly designed line sets can cause the refrigeration system to struggle to keep […]
Importance of Refrigerant Line Sizing by Nick Fisher Read More »
In the past few decades, the world around us has undergone a lot of changes. The world of Direct Expansion (DX) ammonia refrigeration, however, hasn’t changed a whole lot. Enhanced tubes or fins have brought some improvements to the tried-and-true evaporators we are all familiar with. Controls technology has advanced to allow us to utilize
Ejectors in NH3 DX Evaporators Read More »
Author: Jarod Hansen Source Article: Condenser by IIAR 06_Condenser_NOV23_LOW_updated_compressed.pdf (iiarcondenser.org) Filling Levels of Pressure Vessels by Volume for Refrigerants In the ammonia refrigeration industry, maintaining the proper filling levels of pressure vessels is essential for safety, efficiency, and regulatory compliance. Appropriately filled vessels ensure that ammonia refrigeration systems operate optimally, reducing energy consumption and preventing
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Source Article: https://hillphoenixindustrial.com/how-does-the-finalized-aim-act-rule-impact-your-operation/ How Does the Finalized AIM Act Rule Impact Your Operation? Earlier this month, the EPA announced its final ruling on Technology Transition Rule portion of the AIM Act, which will phase down hydrofluorocarbons (HFCs) in several industries. According to the act, the primary goals are to reduce emissions of climate damaging HFCs
How Does the Finalized AIM Act Rule Impact Your Operation? Read More »
New Stuff Author: Chris Savage Here at Carlson & Stewart Refrigeration, we try hard to stay abreast of new technologies, new products, and or new ideas of any kind. Especially as they relate to refrigeration, of course. Recently I became aware of a couple of new products that I thought I would share. The first
If you’ve ever asked a hiring manager about how their search for talent is going, it seems you’ll often hear “You can’t find any more good help these days”. If you ask around in 2023, that statement is as true as it’s ever been. CSR is continually looking to add more fantastic technicians to an
Finding Good Help – Refrigeration Industry Read More »
Carlson & Stewart Refrigeration (CSR) understands there are many moving pieces in the industry to know and understand when it comes to refrigeration controls. CSR can answer any questions you may have or ideas you may want to try. CSR is here to work with you on building and servicing your new or used system
Industrial Refrigeration Faces Significant Cybersecurity Risks Read More »
As CO2 gains more traction in our industry, our customers will ask what the advantages of CO2 are over ammonia and synthetic refrigerants. I feel this article (while it drills into the thermophysical properties quite a bit) helps clarify the advantages and disadvantages of one of the re-emerging refrigerants in our industry, CO2. Please contact
Why is CO2 the Most Promising Refrigerant in Cooling Industry? Read More »
CO2 Condensing Units Author: Chris Savage Here at Carlson & Stewart Refrigeration, we are very aware of the of the emphasis on “natural refrigerants”. In fact, a big portion of our business is in the use of Ammonia as a refrigerant. The other side of our business is smaller, what we call “commercial refrigeration” and
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With the continued push to reduce energy consumption in both the US and abroad the discussion about the feasibility of utilizing heat pumps in the United States has begun to heat up. Traditionally the refrigeration industry has been most interested in the low-pressure cold side of the refrigeration process, but what about all the energy
Heat Pumps – Heating Up Read More »