Water Side Economizers Part 11: Summary of Design Thoughts
R.L. Deppmann Blog » Heat Exchangers
by Norm Hall
10M ago
We can conclude the series on waterside economizers with a summary of suggestions for the engineer to consider. ASHRAE 90.1 Energy Standards require this energy-saving ... Read More ..read more
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Water Side Economizers Part 10: Heat Exchanger Fouling & Maintenance
R.L. Deppmann Blog » Heat Exchangers
by Norm Hall
10M ago
Waterside economizer heat exchanger fouling can lead to significant operational cost for the owner of the commercial chilled water system. The water side economizer system ... Read More ..read more
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Water Side Economizers Part 9: Heat Exchanger Pressure Drop
R.L. Deppmann Blog » Heat Exchangers
by Norm Hall
10M ago
The water side economizer pressure drop is an important point for the engineer to consider. The ASHRAE 90.1-2013 energy standard requires the pressure drop of ... Read More ..read more
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Water Side Economizers Part 8: The Heat Exchanger Approach
R.L. Deppmann Blog » Heat Exchangers
by Norm Hall
10M ago
The gasketed plate heat exchanger and the capacities it should be scheduled at is the subject of today’s blog. The first seven parts of this ... Read More ..read more
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Waterside Economizers Part 7: Tower Side Temperatures
R.L. Deppmann Blog » Heat Exchangers
by Norm Hall
11M ago
The waterside economizer is normally a gasketed plate heat exchanger. There is chilled water on one side and cooling tower water on the other side ... Read More ..read more
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Waterside Economizers Part 6: Tower Side Flow Rate
R.L. Deppmann Blog » Heat Exchangers
by Norm Hall
11M ago
The waterside economizer is normally a gasketed plate heat exchanger. There is chilled water on one side and cooling tower water on the other side ... Read More ..read more
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Waterside Economizers Part 5: Heat Exchanger Location
R.L. Deppmann Blog » Heat Exchangers
by Norm Hall
11M ago
The waterside economizer is normally a gasketed plate heat exchanger. The cooling tower water supply temperature to this heat exchanger varies with the weather. The ... Read More ..read more
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Water Side Economizers Part 4: Chilled Water Temperatures
R.L. Deppmann Blog » Heat Exchangers
by Norm Hall
1y ago
Waterside economizers per ASHRAE 90.1-2013 and 2010 shall provide up to 100% of the expected system cooling load at outdoor air temperatures of 50°F dry ... Read More ..read more
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Water Side Economizers Part 3: Cooling Tower Temperatures
R.L. Deppmann Blog » Heat Exchangers
by Norm Hall
1y ago
Many northern state energy codes require economizers for chilled water systems. Waterside economizers per ASHRAE 90.1-2013 and 2010 shall provide up to 100% of the ... Read More ..read more
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Free Cooling Heat Exchangers
R.L. Deppmann Blog » Heat Exchangers
by Norm Hall
1y ago
The ASHRAE young engineers heard about the free cooling system in the recent tour of the DTE Vantage Dearborn Central Energy Plant. The free cooling ... Read More ..read more
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