Page 13 - North American Clean Energy January February 2015

RF ampliiers
Remote wind management
Low-wind site turbine
Pasternack Enterprises, Inc.
Gamesa and the Iberdrola Group have launched a wind Delivering 3.3 MW of electric power, Siemens’ new SWT-

has expanded their portfolio of sector-pioneering system that enables the remote 3.3-130 wind turbine extracts the maximum energy
connectorized RF ampliiers. heir management, using a single interface, of any make of wind yield from low to moderate wind velocities. With its
broad lines of coaxial ampliiers
turbine anywhere in the world. Leveraging both irms’ rotor measuring 130 meters in diameter, the direct-
are often used to strengthen RF
know-how and experience in the wind sector, the new drive permanent magnet generator operates with even

signals emitted from antennas,
system called WindCORE + WindOne allows operators to stronger permanent magnets to further enhance output.
which is especially important for
control and monitor this class of renewable facilities from he designs of the nacelle, bedplate, yaw drive, and other
the remote monitoring and control
a distance, analyze their operating data, and generate components important to unit statics have also been
of wind turbines. his new line of reports with a view to optimizing their electricity output. strengthened to accommodate the long rotor.

ampliiers ofers extremely broadband Indispensable for real-time supervising the multiple As the servo-motors ensure precise rotation of the
performance, depending on the variables that can afect a wind farm’s operations—
nacelle (even at high wind pressures), strong hydraulic
application requirements. Frequencies from wind speed to turbine temperature, intensity, and cylinders in the newly designed rotor hub enable exact

range from DC to 40 GHz, gain levels production—the system works from a single control center. adjustment of rotor blade angle. he SWT-3.3-130 uses
ranging from 10 dB to 60 dB, P1dB In addition, the WindCORE + WindOne system is capable B63 blades, measuring 63 meters in length. hese aero-
from 2 MW to 100 Watts, and noise of operating turbines made by any manufacturer, doing elastically tailored blades limit the static loading of the
igures as low as 0.8 dB and gain away with the need for a diferent software program for nacelle and tower, particularly under turbulent wind

variation down to ±0.3 dB. he majority each technology brand.
conditions, and the blade ends act to cushion and absorb
of these RF ampliiers are equipped Gamesa | www.gamesacorp.com
high wind pressure. A further innovation of the SWT-
with SMA female connectors, while Iberdrola Group | www.iberdrola.com
3.3-130 includes a newly designed cooling system, which
certain high-frequency models come has been integrated into the nacelle to ensure optimum

with 2.92 mm female connectors. All of performance of the generator and other electrical
the cables and components that mate components.
with these ampliiers are also available Siemens Canada | www.siemens.ca
separately from Pasternack.

Pasternack Enterprises, Inc.
www.pasternack.com

Terminal block
Marathon Special Products now

ofers an addition to their Heavy-
Duty Terminal Block product line.
he new thermoplastic 885 series

provides 600 volts and 85 amps in a
compact footprint, and is available in
1 through 12 terminal positions. he
885 dead front terminal block provides

numbered lines, so a marking strip isn’t
required. Plus, its durable thermoplastic
construction is less prone to breakage
than conventional products in this

category. he 885 Series can be used
for variety of applications, including
industrial control panels in renewable
systems.

Marathon Special Products
www.marathonsp.com

North American Clean Energy 13