Poznámky redaktora
the physical
forces which the rotor subjected.
4
. They have ratings between MW
and MW.. The
largest drives supplied the present
were for hydroelectric power plant the
PR China (pump rated MW) and for
the Troll project Norway, where five com
pressor drives each with rating MW
and maximum speed 3750 rpm are
installed transport natural gas. Another
noteworthy project was for converter-fed
high-speed synchronous motor (14 at
6,400 rpm) replace steam turbine driving
a five-stage compressor ethylene
production plant Italy.80 MW
Speed control range: (0).ST
units supplied for soft start synchronous
machines, make ABB leading supplier of
this kind drive technology.
Technical data
Typical power range: 2.g.Power and speed range
Power MW
Motor speed 1000 rpm
The permissible relationships between power
and maximum speed for MEGADRIVE-LCI.. two-pole machines
have maximum speed 7500 rpm..100 %
Motor frequency: Hz
The maximum speed function the
number poles, e.).
W orld-wide references
ABB has installed more than 150
MEGADRIVE-LCI units with total power of
1140 for applications power plants,
the oil, gas and chemical industries, water
pumping stations and test bays. For the
most part, they are driving compressors,
blowers, pumps and extruders efficiently and
reliably under extremely adverse ambient
conditions (corrosive atmospheres) in
hazardous areas (oil platforms etc.
The maximum speed primarily determined
by the design the motor, i..10.
Over the units supplied for driving
boiler feed pumps electricity power plants
and operate the high-speed range to
6000 rpm.
These together with approximately 360 LCI...e
