Hydronic Education Series: Oct 2018 – Session Full

Date: Thursday, October 11th – November 22nd

Session Time: 1:30PM – 4:30PM

Details of Session

• Xylem Introduction: Introduction/Update of the Company & its contribution to the HVAC/Plumbing Industry.
• Hydronics Overview: Definition of Hydronic & review of basic system types. Implementation of Ecocirc XL.
• Pump & System Basics Review: Details of pump construction, how pump curves are generated & a review of the system resistance curve. How to analyze shortfall in system capacity & meet the requirements of ASHRAE 90.1.
• Pump Efficiency Islands: Discussion about pump efficiency islands. US DOE & NRCan Efficiency levels based on HI and ASHRAE 90.1.
• NPSHA & R: Pump suction conditions determine Net Positive Suction Head Available. Available must exceed required. How to evaluate the condition and negative consequences.
• CBS Pumps & Accessories Overview: Review of range of B&G pumps comparing Basemount, split case & Vertical In-Line construction.
• Air Management: The role of the Compression/Expansion tank & point of no pressure change. When to contain air & when to vent. Sizing tanks and getting the location right.
• Shell & Tube/ Plate & Frame Basics: Construction and application of both styles of heat Exchangers.
• Heat Transfer Review: Theory behind sizing of all times of Heat Exchangers. Why Shell & Tube differ vs Plate including the effect of fouling.
• Pressure Boosting: Review booster & Tank sizing. Tank Location, Xylem booster family of products.
• Variable Speed Pumping: Applied VFD principles in pumping systems. Xylem ITSC & Advanced IPC. Primary Secondary vs Primary only on chilled water systems.
• Sensored vs Senorless: Benefits of each control system.
• Parallel Pumping: Intro to Xylem PPS Construction of parallel pump curves. End of curve operation caution and system operating cost benefits. Xylem PPS controller benefits.
• Primary Secondary Pumping: Introduction of the Primary Secondary principle. Discussion of the multitude of variations, KISS!
• Systemwize Software/Final Q&A: Systemwize Demonstration, equipment selection & quick tips. Final Question & Answer period.

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