Three Case Studies of High Reliability Power - IEEE - Argentina

107 Pages·2010·2.58 MB·English

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Project No. 1: H-3 Tunnel
Project No. 1: H-3 Tunnel
1.6 km (1 mile) long, twin-bore
(cid:132) 1.6 km (1 mile) long, twin-bore
(cid:132)
tunnel thru Koolau mountains
tunnel thru Koolau mountains
Part of 26-km highway in
(cid:132) Part of 26-km highway in
(cid:132)
Honolulu, Hawaii
Honolulu, Hawaii
Tunnel connects Halawa valley to
(cid:132) Tunnel connects Halawa valley to
(cid:132)
west and Haiku valley to east
west and Haiku valley to east
Cost: $1.3 billion (US) = 90% from
(cid:132) Cost: $1.3 billion (US) = 90% from
(cid:132)
FHWA + 10% from HDOT
FHWA + 10% from HDOT
Photo: Haiku Portal
Photo: Haiku Portal
Haiku Portal -
Inbound Tunnel
Haiku Portal -
Outbound Tunnel
Photo: Haiku Cross-Over
Photo: Haiku Cross-Over
Haiku Cross-
Over Vault
4 Sources of power
4 Sources of power
For high reliability, 4 sources:
(cid:132) For high reliability, 4 sources:
(cid:132)
2 utility HV transmission circuits
(cid:132) 2 utility HV transmission circuits
(cid:132)
1-500 kW emergency generator
(cid:132) 1-500 kW emergency generator
(cid:132)
Numerous UPS and
(cid:132) Numerous UPS and
(cid:132)
battery/inverter units
battery/inverter units
Utility power source
Utility power source
2-46 kV HECO transmission lines
(cid:132) 2-46 kV HECO transmission lines
(cid:132)
for high reliability
for high reliability
Radial circuits terminate at portal
(cid:132) Radial circuits terminate at portal
(cid:132)
substations: Halawa & Haiku
substations: Halawa & Haiku
Separate substations for
(cid:132) Separate substations for
(cid:132)
redundancy
redundancy
10 MVA, 46-12.47 kV transformer,
(cid:132) 10 MVA, 46-12.47 kV transformer,
(cid:132)
fully sized for redundancy
fully sized for redundancy
Photo: Transformer
Photo: Transformer
HECO 46 kV
Incoming Ckt
Photo: Transformer
Photo: Transformer
HECO 10 MVA
Substation
Slide 8
Emergency power sources
Emergency power sources
Emergency diesel engine-
(cid:132) Emergency diesel engine-
(cid:132)
generator: 500 kW, 480 V
generator: 500 kW, 480 V
UPS units (15 min. battery
(cid:132) UPS units (15 min. battery
(cid:132)
capacity): computer-type loads
capacity): computer-type loads
Fast transfer battery/inverter units
(cid:132) Fast transfer battery/inverter units
(cid:132)
(90 min. battery capacity): HID
(90 min. battery capacity): HID
lighting
lighting
Photo: Transformer
Photo: Transformer
500 kW
Emergency
Generator
Slide 10