Refrigeration 101
By studying and understanding the basic principles of refrigeration, you will be able to understand any type of refrigeration system you might encounter. For any mechanical refrigeration system, the principles and essential components are the same no matter how big or small, or how they are packaged together.
Refrigeration Q & A
Got a question? Ask it here, or join in the discussion.
Glossary of terms
From BTUs to compressor unloading valves, become fluent in refrigeration terminology.
Everything you wanted to know about glycol
What is Propylene Glycol? What kind should you use? How much should you use? Answers to those questions and many more.
Chiller troubleshooting
You arrive at work one day to find high fermenter temperatures and your glycol chiller system is not running. What should you do?
Before you buy
There are many suppliers offering a variety of different types of refrigeration systems, and just like the beers you brew, not all systems are created equal.
A brief history
Surprising to many who thought refrigeration was a recent invention of the last century, artificial refrigeration’s roots actually reach back to William Cullen at the University of Glasgon in 1748. Unfortunately, the potential benefits his great discovery offered were never realized in his lifetime.
Evolution of the brewery chiller system
The “brewery” chiller system has have come along way from the submerged copper coil that was placed inside the glycol reservoir. A look at the different generations.
Refrigerant safety
Servicing and maintaining your refrigeration system should only be performed by certified and trained technicians. Anyone working with refrigerants, or around refrigeration systems, should always follow these safety tips.
Preventive maintenance
Periodic maintenance is the key to keep your system in good order. Download a checklist.