Condition Monitoring Solutions for the Power Sector
Vibration | Temperature | Speed | Gap | Bearing | Turbine Monitoring
Why does Power Sector need Condition Monitoring?
Power plants need condition monitoring because even a single unexpected failure in a turbine, generator, boiler feed pump, or critical fan can cost millions in lost generation, repairs, and penalties, while continuous monitoring dramatically cuts outages and maintenance costs. In simple terms: it protects availability, safety, and profitability better than traditional time-based maintenance
Core reasons in the Power Sector
Power plants run almost continuously, so any forced outage directly stops revenue and can trigger penalties or replacement power purchases at high spot prices. Studies show that a forced outage on a 500 MW unit over about two weeks can cost in the range of 2–3 million dollars, and even a few hours’ outage on an industrial‑critical asset can average around 2 million dollars.
Condition monitoring (especially vibration, temperature, speed, and process parameters) detects early-stage faults in turbines, generators and large pumps weeks before catastrophic failure, so repairs can be planned in a controlled shutdown instead of as an emergency.
Modern monitoring and predictive systems in generation fleets have demonstrated large gains: well-implemented monitoring programs report roughly 35–45% reduction in downtime, 70%+ elimination of unexpected breakdowns, and 25–30% lower maintenance costs.
What Condition Monitoring actually delivers
Early warning: Continuous monitoring spots subtle changes in vibration, temperature, or other signals that indicate imbalance, misalignment, bearing wear, resonance, lubrication issues, or structural problems long before operators notice anything abnormal.
Higher availability: By addressing problems early, plants avoid emergency shutdowns and keep critical assets like turbines and generators online more of the time, which is essential when margins are tight and forced-outage rates are rising.
Smarter maintenance: Instead of calendar-based over-maintenance, plants can service equipment when the condition data says it is actually needed, which cuts labour and spare parts consumption while also extending equipment life
Vibration Monitoring Solutions for Power Sector
Vibration monitoring is highly beneficial to the power sector because it provides an early‑warning system for critical rotating machines like turbines, generators, and large pumps, allowing plants to detect problems such as imbalance, misalignment, and bearing wear long before they cause forced outages or catastrophic failures. By continuously tracking vibration levels and frequency patterns on these assets, maintenance teams can plan targeted repairs during scheduled shutdowns instead of reacting to sudden trips, which significantly cuts unplanned downtime, improves unit availability, and reduces maintenance and repair costs. In practice, plants using continuous vibration monitoring on turbines and generators report that most bearing failures are detectable weeks or even months in advance, enabling them to avoid multi‑million‑dollar outage events while extending equipment life and ensuring safer, more reliable power generation
We at IRD Mechanalysis Limited have been providing Vibration Monitoring Solutions for the Power Sector since 1962. We provide Portable Instruments as well as Online Systems for Vibration Measurement and Monitoring.
Portable Instruments for Vibration Measurement
Digital Vibration Meters
Online Systems for Vibration Monitoring
Vibration Sensors for Casing, Shaft and End Winding Vibration
We make Vibration Sensors for Casing, Shaft as well as End Winding Vibration Monitoring. A brief summary of Sensors we offer for Vibration Monitoring are:
- Casing Vibration - Accelerometers and Velometers with Voltage Output proportional to Casing Vibration. Available in different shapes, sizes and in Single, Dual and Triaxial Form Factors. We also provide Casing Vibration Sensors with Loop Powered 4-20mA Output
- Shaft Vibration - Non-Contact Eddy Current Based Sensors that provide Voltage and/or Current Output Proportional to Shaft Vibration
- End Winding Vibration - Piezoelectric Charge Output Sensors as well as Fiber Optic Sensors for Generator/Exciter End Winding Vibration Monitoring
Din-Rail Mountable Vibration Transmitters
We make Din-Rail mountable Vibration Transmitters - model IRD7400 and IRD7200 that are available in Single Channel as well as Dual Channel Form Factors. These Transmitters can be ordered for Casing Vibration or Shaft Vibration and take Input from our Sensors accordingly.
- These Transmitters provide 4-20mA Output proportional to a set full scale vibration. This 4-20mA output can be connected to DCS/PLC/SCADA/Cloud.
- The Transmitters also provide 0-5 V DC Output to help connect Third Party Display or External Display.
- The Transmitters also provide Buffered Output that can be used for Vibration Measurement and Analysis via PC using a software such as OLIVER
Wall-Mountable Vibration Transmitters
We make Wall-Mountable Vibration Transmitters. They belong to the Product Family IRD7100 Machinery Protection Transmitters (MPT) and have the following features:
- Can be ordered to measure Casing Vibration or Shaft Vibration
- Provides 4-20mA output proportional to Set Full Scale Vibration. 4-20mA output can be connected to DCS/PLC/SCADA/Cloud
- Provides Live Display of Vibration Levels as well as Indication of Crossing of Threshold - Alarm Setpoint and Trip Setpoint
- Provides Buffered Output that can be connected to Vibration Measurement and Analysis Software like OLIVER
- Provides Alarm and Trip Relay Contacts with Adjustable Setpoint
IRD8800 Rack-Mounted API670 Compliant Machinery Protection Systems (MPS)
Our IRD8800 Rack Mounted API670 Compliant Machinery Protection System has the following features:
- Can be ordered for Casing, Shaft or End Winding Vibration Monitoring
- Rack-Mounted within a Free Standing or Wall Mounted Cabinet
- API670 Compliant - Latest Edition
- Provides Live Numeric and Bargraph Display of Vibration Levels. Password Protected menu for Settings
- Provides Buffered Output and Phase Reference Output for connection to Vibration Measurement and Analysis Software like OLIVER
- Provides Industry Standard Outputs like 4-20mA, MODBUS RTU, MODBUS TCP, OPC UA, MQTT and more. Can be connected to DCS/PLC/SCADA/Cloud
Temperature Monitoring Solutions for Power Sector
We provide PT-100 RTD Temperature Sensors as well as Dual Output Vibration cum Temperature Sensors. We also provide Online Systems to Monitor the Temperature. These Online Systems are available in Din-Rail, Wall Mount and Rack Mount form factors (IRD7200, IRD7100 and IRD8800 respectively). Our Temperature Monitoring Systems can provide 4-20mA output for monitoring in DCS/PLC/SCADA/Cloud and can also provide Relay Contacts for Machinery Protection
Speed Monitoring Solutions for Power Sector
We provide both Non-Contact Eddy Current based Sensors as well as Laser based Sensors for Speed Monitoring. We also provide Online Systems in Din-Rail, Wall Mount and Rack Mount form factor (IRD7200, IRD7100 and IRD8800 respectively) for Speed Monitoring. The System is able to measure Speed using either a Notch(es) or a Reflective Patch on the Rotating Shaft. The Pulses are converted to meaningful data like RPM or Hz. The system provides 4-20mA output for connection to DCS/PLC/SCADA/Cloud and also provides Relay Contacts for Machinery Protection
