Date: March 13, 2026 Time: 12 pm – 1 pm Location: Virtual PDH: 1.0 PDH Trainer: Chris Abbott This presentation provides a history of balancing, discussing fundamentals such as Cv value, what it is, and why it is important. Examples of unbalanced circuits and resulting overflows are shown. Pressure independent balancing is explained and current PICV technology is […]
Date: March 27, 2026 Time: 12 pm – 1:00 pm Location: Virtual PDH: 1.0 Trainer: Chris Abbott -Affinity law -Pump efficiency -pump brake horse power -Head loss calculation -ASHRAE 90.1 -Open and closed system -Constant and variable head -Pump curve -Best efficiency pump -Constant and variable speed -ASHRAE guidelines -Efficiency island and load profile -Energy […]
Date: April 10, 2026 Time: 12 pm – 1 pm Location: Virtual PDH: 1.0 PDH Trainer: Robert Barrett This presentation discusses the basics of steam systems – reviewing steam tables, latent heat, pressure and temperature relationships, etc. One-pipe and two pipe systems are reviewed, along with different return systems. Steam trap types are reviewed in detail. Vacuum condensate […]
Date: April 24, 2026 Time: 12 PM – 1 PM Location: Virtual PDH: 1.0 PDH Trainer: Robert Barrett This presentation looks at the efficiency curves of condensing boilers and compares these curves to NYC weather bin data to determine the efficiency of a condensing boiler over a heating season when it is designed for non-condensing […]
Date: May 8, 2026 Time: 12 pm – 1 pm Location: Virtual PDH: 1.0 PDH Trainer: Chris Abbott AHRI 400 definition Scope of AHRI 400 AHRI certify all ASHRAE 90.1 Economizer and ASHRAE 90.1 State adopted ASHRAE 90.1 US Climate zone Sample of economizer Who should attend – Plumbing & HVAC engineers 1.0-PDH Duration: 1-hour
