Page 411 - Mines Facilities Plan

with the plant’s available capacity to provide the minimum
405
stated that this operational diversity is due to evaporative
connected equipment cooling capacity can be compared
capacities. If this is the case, the plant would have more
equipment cooling loads. However, without actual plant
not operate at full capacity even though the sum of the
capacity. Because it is known that CP5 does not utilize
connected building loads would indicate the plants are
at or close to full capacity. Facilities Management has
demand is currently unknown. Facilities Management
diversity and be able to provide additional connected
meaning that the plant operates at approximately 76
CP5 is estimated to have a diversity of at least 0.76,
the combination of the sum of the operational chiller
Through conversations with Facilities Management,
CHILLED WATER PLANT DIVERSITY
diversity of 0.76. The actual peak operating cooling
SBEC understand that the existing chiller plants do
percent or less of its connected equipment cooling
suggests that the peak operating point is less than
cooling, energy recovery, and diversity within the
rm this. CP6 is estimated to have a diversity of approximately 0.54. This number was developed from an operational peak load provided by Facilities Management that was Based on the diversities of CP5 and CP6, and in order to be conservative and consistent, a diversity of 0.65 will be applied to all chiller plants for this analysis and report.
individual buildings. the existing 300 ton steam absorption chiller, the metering data, SBEC could not confi then compared to the known connected load. Appendix 2: Utilities Master Plan

Carrier (Model # 19XRV5655355KEH64) 438 ton chiller installed in 2011, one (1) SMART (Model
# WA120) 340 ton chiller installed in 2017 and (1) existing 300 ton steam absorption chiller. The
Research Park houses one (1) chiller plant, Chiller Plant 5 (CP5). CP5 is a stand-alone building
All existing buildings within Mines Park either do not have mechanical cooling or have separate
300 ton steam absorption chiller is not used despite the connected load. It has also reached its
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the USGS Building, Alderson Hall, Marquez Hall, and CTLM 1 and 2 totaling to 1,020 tons of
useful life expectancy and is in need of replacement. CP5 currently provides chilled water to
located just east of Alderson Hall and has a current capacity of 1,080 tons. It houses one (1)
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South Campus is planned to be all new construction via the Facilities Master Plan.

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CHILLED WATER: EXISTING CHILLER PLANT SUMMARY

connected load not considering diversity.

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