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Variable Refrigerant Flow Systems: Technology Introduction

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Course Length: 3 hours

This course provides an overview of variable refrigerant flow (VRF) technology including equipment and system types, heating/cooling operation, heat recovery and the benefits of VRF systems. Also described is the VRF design process including load profile analysis, unit sizing, ventilation air strategy, refrigerant piping design, and system monitoring/controls. Refrigerant safety considerations are explained, including a discussion of ASHRAE Standards 15 and 34. The course concludes with a focus on human comfort and sustainable design, featuring example buildings, ventilation systems, and VRF system layouts.

Recommended References

ASHRAE Standard 15-2016 (packaged w/ Standard 34-2016), Safety Standard for Refrigeration Systems

Course Instructor

Dermot McMorrow, PEng, CEng, MCIBSE

How Can I Register for This Course?

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Additional Information

All courses and webinars are available for Chapter and In-Company Programs. They may be periodically scheduled for the Winter and/or Annual Conference Education Programs, as well as the Online Courses Series.

Chapters or Companies: Contact Karen Murray, Manager of Professional Development (kmurray@ashrae.org or 678-539-1146), to schedule an ALI seminar, course, or webinar at your organization or event.

Availability: Check the various offerings listed under Professional Development > All Instructor-Led Training to see if this course is being offered at an upcoming event or as a webinar.