July 21, 2010
The biggest contribution one can make to lower the operating costs of rotating systems is to align them correctly using the real coupling target values. Target values recommended by manufacturers do not always reflect the real machine centerline movements due to thermal growth, pipe strain, and dynamic factors. The new ROTALIGN® ULTRA Live Trend, a […]
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Alignment by
Ana Maria Delgado, CRL
July 16, 2010
The following situation occurred at a Municipal Power Plant. During a planned outage, the on-site team was utilizing a Rotalign® Pro with Boralign® to assess the position of the bearing bores after the removal of the rotor on an Allis Chalmers power generation steam turbine. The results were varying far more than normal and the […]
July 12, 2010
July 2010 · Maintenance Technology Magazine Properly maintained V-belt drives can be up to 97% efficient. Poorly operating belt drives can waste as much as 10% additional input power. Let’s consider a scenario that ignores motor losses and only considers losses in the belt drive. With electricity costs of seven cents per kWh, a rotor operating three […]
July 6, 2010
LUDECA, INC. introduces VIBXPERT® II, the latest addition to the PRUEFTECHNIK family of portable route-based vibration data collectors. VIBXPERT II is rugged and lightweight —weighing only 2-1/2 pounds! It combines the advantages of a rapid processor with a brilliant energy-efficient color VGA display. Enhanced with a Fmax of 51KHz and up to 102, 400 Lines […]