POWER December 2012 - 17

7.
Model solar. The U.S. Navy's largest solar installation-a 13.78-MW solar photovoltaic power
system at Naval Air Weapons Station China Lake-was completed in October. The plant features
SunPower's Oasis power plant, which is engineered to optimize land use. Courtesy: SunPower
(PV) power system at Naval Air Weapons
Station China Lake (NAWS China Lake)
in California. The plant, which is reportedly
generating more than 30% of China
Lake's annual energy load, is uniquely
the first federal agency project to be financed
through a 20-year solar power
purchase agreement (PPA) and could become
a template for future large-scale
solar projects.
The project is owned by a MetLife
Inc. subsidiary, but it was built and will
be operated and maintained by California
firm SunPower. NAWS China Lake is
reportedly buying power from the installation
at up to 30% below the rate
available through 10-year PPAs, which
provides the Navy with " a long-term
hedge against rising power prices and
required no initial capital investment, "
the San Jose-headquartered company
said. The PPA, secured under a long-term
energy procurement authority requires
no obligations from the Navy.
The plant features SunPower's Oasis
power plant (Figure 7), a modular solar
power block that is engineered to optimize
land use. Each power block integrates the
SunPower T0 Tracker with SunPower's highefficiency
solar panels, pre-manufactured
system cabling, the Oasis smart inverter,
and the Oasis operating system.
POWER Digest
Georgia Power Completes 2,500-MW
Coal-to-Gas Conversion. Southern
Co. subsidiary Georgia Power on Oct.
28 put online the third and final 840MW
natural gas combined cycle unit at
Plant McDonough-Atkinson in Smyrna,
Ga. The first gas plant went online in
December 2011 and the second on April
26. Bringing the plant's capacity to
16
2,500 MW, the three units " are capable
of producing more than five times the
electricity of the coal units that were
replaced, " the company claims. Georgia
Power retired the two coal units at Plant
McDonough-Atkinson on Sept. 30, 2011,
and Feb. 29, 2012. Removal of the historic
stack at the plant has begun and
will be complete by June 2013.
GDF Suez Starts Operations at 860MW
Singapore Gas Plant. GDF Suez
on Oct. 29 began commercial operation
of two combined cycle gas turbine units,
each with a capacity of 430 MW. The two
new units are part of Senoko Energy's
Repowering Project, announced in 2008,
which aims to convert two 30-year-old
oil-fired units into combined cycle units.
Senoko Energy is the largest power generation
company in Singapore, operating
a 3,300-MW portfolio and providing
around 25% of the country's electricity
needs. Electricity demand growth in Singapore
has averaged 4% per annum over
the past 10 years.
Vattenfall Powers Up 675-MW
Coal Unit in Germany. Swedish utility
Vattenfall started up a new 675-MW
coal-fired unit at its 1971-built Boxberg
power plant in the German eastern state
of Saxony on Oct. 11. The new Boxberg
R block brings the Boxberg plant's total
power capacity to 2,575 MW. Vattenfall
says the new unit uses advanced
technology that incorporates materials
research, boiler, and turbine technology.
It will need up to 30% less coal
than power plants on a worldwide average
and feature an efficiency of close to
44%. The plant receives lignite from the
nearby Nochten and Reichwalde opencast
(pit) mine.
Bruce Power Completes Refurbishment
Program in Ontario. Bruce
www.powermag.com
Power has completed a refurbishment
program at its Bruce Power nuclear
plant, starting commercial operations of
Bruce Power Unit 1 on Oct. 22 and putting
the Bruce Power Unit 2 online on
Nov. 2. Bruce Power, owned by Canadian
companies TransCanada and Cameco,
Bruce Power employees, and the Power
Workers' Union, among others, began
its " revitalization " program at the nuclear
plant in Tiverton, Ontario, almost a
decade ago. Bruce Power consists of two
generating stations (Bruce A & B) with
each station housing four CANDU reactors.
Completion of the project, one of
Canada's largest infrastructure projects,
means that all eight operating units will
be capable of providing more than 6,200
MW, or about 25% of Ontario's power. It
also makes the facility one of the world's
largest nuclear stations.
Tri-Fuel Plant Takes Shape in Jordan.
A Wärtsilä-led consortium that
includes South Korea's Lotte Engineering
& Construction on Oct. 11 signed
a $552 million contract with Jordanian
utility Amman Asia Electric Power Co.
for the supply of a 573-MW power plant
to Jordan. The plant, to be built in Al
Manakher near the country's capital,
Amman, will be capable of using natural
gas, heavy fuel oil, and light fuel oil.
It will be powered by 38 Wärtsilä 50DF
multi-fuel engines and fitted with a NOx
control system for emissions abatement.
The plant will be delivered in three
phases, the first of which will be completed
in February 2014 and the final by
September 2014.
Navy's Plan to Deploy Marine
Power Takes Shape. A plan to develop
a utility-scale marine energy project
that will enable the U.S. Naval Facilities
Engineering Command (NAVFAC) to
harness the power of ocean currents is
making strides. Contracts have already
been awarded to privately held marine
service providers Eclipse Group Inc.,
which will lead underwater construction
efforts, and Triton Energy Systems,
which will spearhead underwater generation
engineering efforts. In October,
industrial manufacturer Eaton Corp.
said it had won a contract to support
the project's land-based engineering,
including development of high-voltage
electrical distribution. For the project,
Eaton has been designated as an Eclipse
qualified partner on a Naval Sea Systems
Command (NAVSEA) SEAPORT-E five year
contract with a possible capacity in excess
of $19 billion. ■
-Sonal Patel is POWER's senior writer.
POWER | December 2012
http://www.powermag.com

POWER December 2012

Table of Contents for the Digital Edition of POWER December 2012

Contents
POWER December 2012 - Cover1
POWER December 2012 - Cover2
POWER December 2012 - Contents
POWER December 2012 - 2
POWER December 2012 - 3
POWER December 2012 - 4
POWER December 2012 - 5
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