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The Refrigeration Mentor PodcastAuthor: Trevor Matthews
This podcast is all about training, education and mentorship for commercial refrigeration and HVAC professionals. My goal to help you develop your knowledge and skills, to master the art of refrigeration. I will have expert guests from around the world joining us. We will have different conversations on technical topic's like system troubleshooting, supermarket refrigeration and CO2 refrigeration. Featuring technicians and engineers to manufacturers and many other industry expert join us to share their knowledge and wisdom. I will have conversations about mental health, mindset, and personal and professional development. My goal is to help you become 1% better than yesterday. Let's get a conversation going! Language: en Genres: Business, Careers, Education Contact email: Get it Feed URL: Get it iTunes ID: Get it |
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Episode 356. Understanding PID Controllers in Refrigeration Systems
Monday, 1 December, 2025
Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode, we explain PID (Proportional-Integral-Derivative) controllers used in refrigeration systems. This will give refrigeration technicians a pragmatic understanding of PID tuning, plus a procedural checklist before making any adjustments, and lots of tips on how to optimize refrigeration system performance through proper PID tuning. In this episode, we cover: -PID controllers and their importance in refrigeration -Explanation of Proportional-Integral-Derivative components -Manufacturer settings -Tips for fine-tuning electronic expansion valves (EEVs) -Sensor placement -Stable suction pressure -PID adjustment checklist -Steps for tuning PID settings -Common issues caused by improper PID tuning -Performance indicators for well-tuned systems Helpful Links & Resources: Episode 344. Basics of CO2 Controls - Service Calls & Troubleshooting Rack Controllers with Kevin Mullis (Part 4 of 4) Episode 279. CO2 Experts: Superheat - Controls & Common Issues with Chris Griffiths and John Rothery Episode 299. Basic Refrigeration 101










