Page 19 - North American Clean Energy January February 2014

Underwater specialty cable
Kerite announces their upgraded Underwater Specialty Cable, custom-built for a broad
range of applications that require direct contact with water, including ofshore wind. Kerite’s

EPR insulation formula enables the cables to operate underwater without the need for an
Collaborating together
impervious barrier, such as a lead sheath making installation easier and cost-eicient. In
In the future, harmonization of
addition to the discharge-resistant EPR insulation, the Underwater Specialty Cable ofers
the US national standards with
numerous features, including an additional polyethylene jacket; stranded, illed 5 kV to 35

the IEC 61400 requirements is an kV copper conductors (shielded by a non-conducting Permashield stress control layer0; and
option. International harmonization a copper tape or concentric wire metallic shield. Galvanized steel armor wires with individual
is an important consideration
HDPE jacketing ofer additional protection.
in supporting global product
Kerite | www.kerite.com
development and distribution, where
the relevant industries are supportive
of the need for the efort. Such an
efort would allow for national or

regional diferences to be deined as
required to maintain suitability in
diferent countries.
Gearbox oil change
system
As the wind industry continues
to reine product oferings and James Fisher Renewables, launches Ship to
market strategies, additional Turbine (STT), an oil change system that
consideration will be given to the utilizes Sage Oil Vac patented technology.

beneits of harmonization. And,
Current industry practices for oil exchange
as the global wind infrastructure are not only extremely time-consuming and
grows, compliance with relevant labor intensive, but also carry an inherent
standards provides validation of level of operational and pollution risk. Not Offshore wind turbine

design principles and establishes
only does the James Fisher Renewables
Suzlon Group unveils its new ofshore turbine, the REpower 6.2M152 for the
due diligence in addressing critical STT have the potential to signiicantly cost-efective generation of ofshore wind energy. he new turbine features a
attributes such as safety. he IEC improve technical utilizations and reduce rotor diameter of 152 metres, with the rotors sweeping an area larger than three
61400 series of standards provides turbine downtime, but also mitigates risks football pitches. he nacelle alone is as big as two detached houses, and will be

signiicant information for addressing in ofshore gearbox oil changes. Sage Oil Vac constructed ofshore at a height of between 95 and 110 meters. he larger rotor
safety and performance of wind technology ofers unique beneits, including diameter achieves an increase in energy yield of up to 20%, at wind speeds of 9.5
turbine systems. Currently, a project an onboard iltration system that ilters new m/s. With a rated power of 6.15 MW, each REpower 6.2M152 turbine can supply
is underway to expand the evaluation oil to ISO-approved levels, plus fresh oil is around 4,000 homes with electricity.

of electrical safety, which is expected heated for much easier low.
Suzlon Group | www.suzlon.com
to result in new requirements in Sage Oil Vac, Inc. | www.sageoilvac.com
REpower | www.repower.de
several years.
In the meantime, addressing critical

issues within the United States
market has led to development of US
standards. Evolving codes promote
safety of wind installations, in part,

through reliance on the evaluation
of turbines to the applicable product
safety standards. Collaborative eforts
continue to lead to exchange of ideas,

deinition of best practices, and
broader harmonization. Development
of wind turbine standards, their

use in design and development, and
demonstrated conformance will all
support the safest and most reliable
wind infrastructure.

* ANSI/UL 6142/AWEA 6142 is
published by UL and the American Wind
Energy Association (AWEA).

Ken Boyce is the principal engineer
manager for Energy at UL LLC. He
oversees standards development

and technical operations for several
renewable energy sectors, and is active
in the standards and code development
community, serving as chair for the

National Electrical Code Panel 1.

UL LLC | www.ul.com

North American Clean Energy 19