Date: August 15, 2025 Time: 12 pm – 1 pm Location: Virtual PDH: 1.0 Trainer: Chris Abbott This presentation discusses centrifugal pump fundamentals, from developing the pump curve, to pump components, parallel & series applications, NPSH considerations, open & closed system head, the development of the system curve, etc. The presentation discusses VFD operation, […]
Date: September 5, 2025 Time: 12 pm – 1:30 pm Location: Virtual PDH: 1.5 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: September 12, 2025 Time: 12 pm – 1 pm Location: Virtual PDH: 1.0 Trainer: Robert Barrett This presentation provides an overview of real world DHW data for high-rise multi-family housing in NYC and compares the real world data to ASHRAE predictions. Detailed load provides are presented, review of peak-hour and non-peak hours considerations […]
Date: September 19, 2025 Time: 12 pm – 1 pm Location: Virtual PDH: 1.0 Trainer: Robert Barrett This presentation covers the fundamentals of heat transfer, dissecting each variable. It covers fixture accounting, occupancy assumptions, fixture schedules, DHW percentages and cold-water requirements, fixture units, diversity factors, and high level assumptions. Take-away: Learn to be comfortable with […]
Date: September 26, 2025 Time: 12 pm – 1 pm Location: Virtual PDH: 1.0 Trainer: Chris Abbott -Pumps -System curve -Head overestimation impact -Minimum flow -Expansion tank -Expansion tank types -System pressure -Tank location -Plate and frame heat exchangers -Fouling factor and excess surface area -Balancing -Why balancing -Direct and reverse return system -Impact […]
