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METI / ECCJ / ACE Training Program MTPEC04 (2006.02)

2. Energy Conservation Technology for Buildings
Example ,T: Saving energy by optimizing the operation of
the number of secondary chilled water pumps (1)

High-rise office building in Tokyo with 30,000 m2 floor space
Conditions:
  • Secondary chilled water pumps:
18.5 kW X 4 (total 74 kW)
  • Secondary side rated load:
6,700 MJ/h
  • Load:
about 3,000 MJ/h (45%)
  • Period:
September-October 2003
2. Energy Conservation Technology for Buildings
Example ,T: Saving energy by optimizing the operation of the
number of secondary chilled water pumps (2)
28/36
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