Variable Refrigerant Flow System Design

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.

Variable refrigerant flow system design.

Identify the codes and standards that dictate the design and use of vrf systems. Summarize the different types of variable refrigerant flow vrf systems available. In essence both are same. Explain the pros and cons of using vrf systems in a commercial building application.

As a technology leader in the hvac industry daikin had registered the vrv term which stands for variable refrigerant volume 1 as an official trademark. Variable refrigerant flow vrf systems are now becoming increasingly utilized across north america. This course provides nonmanufacturer specific concepts of the unique operational characteristics of vrf systems and how to apply vrf systems to a wide range of building types. Vrf systems are characterized by their superior energy efficiency and their flexible output according to load.

All other companies use vrf variable refrigerant flow 2 for their similar hvac systems. Variable refrigerant volume vrv system so other manufacturers use the term vrf variable refrigerant flow. Variable refrigerant flow vrf also known as variable refrigerant volume vrv is an hvac technology that was invented in japan in the 1980s. Like ductless minisplits vrfs use refrigerant as the cooling and heating medium.

This fully integrated high performing hvac system solution is designed to deliver customized comfort throughout any commercial space. Our full line of vrf system technology offers design flexibility and optimal performance. Variable refrigerant flow systems. Variable refrigerant flow vrf also known as variable refrigerant volume vrv is an hvac technology invented by daikin industries ltd.

Complexity is the name of the game when describing the technical nature of how variable refrigerant flow technology works. Regardless of the capacity energy efficiency functionality or performance monitoring. Unfortunately the design of vrf systems is more complicated and. Plus york vrf system integration with building automation systems is best in class.

Trane has paired applications knowledge and expertise with its extensive equipment and controls offerings to provide variable refrigerant flow vrf systems solutions. This refrigerant is conditioned by a single or multiple condensing units which may be outdoors or indoors water or air cooled and is circulated within the. With a higher efficiency and increased controllability the vrf system can help achieve a sustainable design. The specific design of a vrf system varies based on application.

Also described is the vrf design process including load profile analysis unit sizing ventilation air strategy refrigerant piping design and system.