We understand that your plant is likely operating with quicker start-ups and shutdowns, and more frequent load changes than it was originally designed. These operating modes can cause pre-mature bearing wear or, in some cases, catastrophic failure
Power Generation
SRVB #8-Boiler Water Circulating Pump-Motor Rotation Verification
This procedure should be viewed as guidance to give the owner advice in verifying that the motor is operating in the correct rotation. It is not a guarantee of the correct rotation, as, at all times, good judgment must be utilized. It is very
Advantages of using a Canned Motor Pump (Sealless Pumps)
Canned motor pumps (a type of sealless pump) are widely considered the safest and most reliable pumping solution. The biggest benefit of a Canned Motor Pump is that there is no mechanical seal that leaks to the atmosphere. Instead of using a
SRVB #5-HT BWCP rotor to stator magnetic gap restack criteria
There has been much discussion over when to restack a BWCP rotor or stator for electrical performance reasons (i.e. not mechanical damage, but actual or anticipated performance degradation). There are four primary concerns with an increased
SRVB #3-Boiler Circulation Pump Cavitation
As most pump users know, that when cavitation occurs, it is the result of vapor bubbles collapsing within the impeller passages. It may be within the fluid or on the metal surfaces, and most often does cause vibration in the unit. If severe enough,
SRVB #2-Boiler Circulation Pump Vibration
All rotating equipment lends themselves to vibration measurement and analysis. During normal operation they emit a specific vibration signature. If this signature changes it provides an indication of a change in the health of the
SRVB #1-Boiler Water Circulation Pump Protection during Boiler Acid Cleaning
A purge supply of 2 USgpm minimum should be maintained throughout the entire chemical cleaning operation on ALL pumps in situ, regardless of whether the motors are energized or not, unless the pumps can be isolated from the system, and this isolation
Diffuser redesign eliminates $100,000 per year on unplanned maintenance
Download this Case Study: Chemical plant was making frequent repairs due to high vibration issue A chemical processing plant had been experiencing high vibration and bearing failures on their Boiler Feed Water (BFW) Circulation pumps. This
Circulating Pumps for Radiant Syngas Cooling (RSC) System
Download this Case Study: IGCC Plant Operates HTI Pumps for Critical Cooling Application Commissioned in 2013, the Integrated Gasification Combined Cycle (IGCC) facility at Edwardsport, Indiana is one of the cleanest and most efficient coal-based
Thermal Stress and Fatigue Life Assessment Validates Flexible Plant Operation
Download this Case Study: Hayward Tyler analyzed the effects of various power plant operating scenarios on a Boiler Circulating Pump (BCP) Boiler Circulation Pumps are used in forced circulation boilers to circulate the water around the
Power Plant Cycling: Its effect on NPSHa and the damage it causes to Boiler Water Circulation Pump (BWCP) thrust bearings
Download this Case Study: Introduction: The rise in total generation capacity of renewable energy sources such as wind and solar is resulting in traditional “base load” fossil generation plants being more frequently asked to follow
