Best Practices for Hydronic Systems Part 4: Where to Locate the Pressure Reducing Valve (PRV)
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All closed-loop hydronic systems must have a pressure-reducing valve (PRV). These valves serve two purposes….
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Best Practices for Hydronic Systems Part 2: Selecting and Installing Pressure Gauges
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Pressure gauges are required for hydronic heating and cooling systems, steam systems, domestic hot water and plumbing systems, and even chiller/condenser water piping. Like thermometers, they are needed to….
Read MoreWSHP System Control and Optimization Part 6: Retrofit Projects Demonstrate Real World Success
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Water Source Heat Pumps (WSHP) retrofits have produced transformative success in schools in three separate South Carolina counties, including Richland, Aiken and….
Read MoreWSHP System Control and Optimization 5: Design Tips for Maximum Efficiency
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Engineers have many options for optimizing energy efficiency in a WSHP system. Most of these opportunities involve making the most of….
Read MoreWSHP System Control and Optimization Part 4: Why Waterside Economizing Might Not Improve Efficiency
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Engineers seeking to meet the waterside economizing requirement of ASHRAE 90.1 - 2013 do not necessarily have to specify multi-zone commercial water source heap pumps with integral economizers. In fact, doing so may undermine efficiency.
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