30.11.2014 Views

Advanced Energy Efficiency, Lecture 2: Industry - Rocky Mountain ...

Advanced Energy Efficiency, Lecture 2: Industry - Rocky Mountain ...

Advanced Energy Efficiency, Lecture 2: Industry - Rocky Mountain ...

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

Chiller system efficiency (not just chiller efficiency)<br />

varies substantially with load: what if your car had only<br />

one gear? Lesson: multiplex-unequal staging + ASDs<br />

kW/Ton<br />

1.50 kW/Ton<br />

CHILLER PLANT<br />

0.77 kW/Ton<br />

CHILLERS<br />

0.62 kW/Ton<br />

SECONDARY CHW PUMPS<br />

0.46 kW/Ton<br />

0.38 kW/Ton<br />

PRIMARY CHW PUMPS<br />

CONDENSER WATER PUMPS<br />

0.20 kW/Ton<br />

COOLING TOWERS<br />

0<br />

Courtesy of LEE Eng Lock<br />

50%<br />

100%<br />

% load<br />

52

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!