ASHRAE Journal - September 2024 - 62
1
ST
2024 ASHRAE
TECHNOLOGY
AWARDS
CASE STUDY
Energy Efficiency
Using Geothermal
Heat Recovery Chiller
By Jeremiah
Christenson, P.E.,
Associate Member
ASHRAE, Cody
Ellingson, P.E.,
Associate Member
ASHRAE, Erik Aakhus,
P.E., Associate Member
ASHRAE
Jeremiah Christenson,
P.E., is vice president/
mechanical engineer,
Cody Ellingson, P.E.,
is senior mechanical
engineer and Erik
Aakhus, P.E., is
mechanical engineer at
CMTA Inc. in Fargo, N.D.
62
M
ountrail-Williams Electric Cooperative (MWEC) serves
rural members in Mountrail and Williams counties
in Western North Dakota. Located in Williston, N.D., the building
is slab on grade with four stories totaling 77,773 gross square feet
(7225 m2) with an additional penthouse level totaling 5,453 gross
square feet (507 m2) and an overall building height of 80 ft, 2 in.
(24.4 m). It includes an approximately 2,300 ft2 (213.7 m2) control
center, 2,000 ft2 (186 m2) kitchen, 2,000 ft2 (186 m2) combination
lunch and gathering room and 2,100 ft2 (195 m2) training room.
The site's location is adjacent to a natural pond used for stormwater
drainage. With the facility being an electrical cooperative, the
design team used the element of a curved electrical conductor as
part of the building's shape.
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ASHRAE Journal - September 2024
Table of Contents for the Digital Edition of ASHRAE Journal - September 2024
Contents
ASHRAE Journal - September 2024 - Intro
ASHRAE Journal - September 2024 - Cover1
ASHRAE Journal - September 2024 - Cover2
ASHRAE Journal - September 2024 - 1
ASHRAE Journal - September 2024 - Contents
ASHRAE Journal - September 2024 - 3
ASHRAE Journal - September 2024 - 4
ASHRAE Journal - September 2024 - 5
ASHRAE Journal - September 2024 - 6
ASHRAE Journal - September 2024 - 7
ASHRAE Journal - September 2024 - 8
ASHRAE Journal - September 2024 - 9
ASHRAE Journal - September 2024 - 10
ASHRAE Journal - September 2024 - 11
ASHRAE Journal - September 2024 - 12
ASHRAE Journal - September 2024 - 13
ASHRAE Journal - September 2024 - 14
ASHRAE Journal - September 2024 - 15
ASHRAE Journal - September 2024 - 16
ASHRAE Journal - September 2024 - 17
ASHRAE Journal - September 2024 - 18
ASHRAE Journal - September 2024 - 19
ASHRAE Journal - September 2024 - 20
ASHRAE Journal - September 2024 - 21
ASHRAE Journal - September 2024 - 22
ASHRAE Journal - September 2024 - 23
ASHRAE Journal - September 2024 - 24
ASHRAE Journal - September 2024 - 25
ASHRAE Journal - September 2024 - 26
ASHRAE Journal - September 2024 - 27
ASHRAE Journal - September 2024 - 28
ASHRAE Journal - September 2024 - 29
ASHRAE Journal - September 2024 - 30
ASHRAE Journal - September 2024 - 31
ASHRAE Journal - September 2024 - 32
ASHRAE Journal - September 2024 - 33
ASHRAE Journal - September 2024 - 34
ASHRAE Journal - September 2024 - 35
ASHRAE Journal - September 2024 - 36
ASHRAE Journal - September 2024 - 37
ASHRAE Journal - September 2024 - 38
ASHRAE Journal - September 2024 - 39
ASHRAE Journal - September 2024 - 40
ASHRAE Journal - September 2024 - 41
ASHRAE Journal - September 2024 - 42
ASHRAE Journal - September 2024 - 43
ASHRAE Journal - September 2024 - 44
ASHRAE Journal - September 2024 - 45
ASHRAE Journal - September 2024 - 46
ASHRAE Journal - September 2024 - 47
ASHRAE Journal - September 2024 - 48
ASHRAE Journal - September 2024 - 49
ASHRAE Journal - September 2024 - 50
ASHRAE Journal - September 2024 - 51
ASHRAE Journal - September 2024 - 52
ASHRAE Journal - September 2024 - 53
ASHRAE Journal - September 2024 - 54
ASHRAE Journal - September 2024 - 55
ASHRAE Journal - September 2024 - 56
ASHRAE Journal - September 2024 - 57
ASHRAE Journal - September 2024 - 58
ASHRAE Journal - September 2024 - 59
ASHRAE Journal - September 2024 - 60
ASHRAE Journal - September 2024 - 61
ASHRAE Journal - September 2024 - 62
ASHRAE Journal - September 2024 - 63
ASHRAE Journal - September 2024 - 64
ASHRAE Journal - September 2024 - 65
ASHRAE Journal - September 2024 - 66
ASHRAE Journal - September 2024 - 67
ASHRAE Journal - September 2024 - 68
ASHRAE Journal - September 2024 - 69
ASHRAE Journal - September 2024 - 70
ASHRAE Journal - September 2024 - 71
ASHRAE Journal - September 2024 - 72
ASHRAE Journal - September 2024 - 73
ASHRAE Journal - September 2024 - 74
ASHRAE Journal - September 2024 - 75
ASHRAE Journal - September 2024 - 76
ASHRAE Journal - September 2024 - 77
ASHRAE Journal - September 2024 - 78
ASHRAE Journal - September 2024 - 79
ASHRAE Journal - September 2024 - 80
ASHRAE Journal - September 2024 - Cover3
ASHRAE Journal - September 2024 - Cover4
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