
Shaft Power Meter
The XT-SPM Shaft Power Meter is a marine propulsion monitoring system designed to provide real-time measurement of shaft power, shaft RPM, torsion, and thrust. Installed directly on the vessel's intermediate shaft, the system utilizes non-intrusive sensing technology to accurately monitor propulsion performance without requiring modifications to the shaft structure.
Description
The XT-SPM continuously collects propulsion data and transmits it wirelessly to the vessel's monitoring and control systems, enabling operators to assess engine performance, propulsion efficiency, and operating conditions in real time. The system supports performance analysis, fuel efficiency initiatives, and condition-based monitoring by providing accurate and reliable propulsion data for onboard decision-making. Designed for integration with vessel automation, monitoring, and energy management systems, the XT-SPM delivers valuable operational insights for both newbuild and retrofit installations.
Applications
- Vessel propulsion monitoring
- Engine performance analysis
- Fuel efficiency optimization
- Energy management systems
- Condition monitoring programs
- Performance verification
- Fleet performance management
- Marine automation systems
Key Features
- Real-time shaft power measurement
- Shaft RPM monitoring
- Torsion measurement
- Thrust monitoring capability
- Non-intrusive sensor installation
- Wireless data transmission
- Continuous propulsion performance monitoring
- Integration with vessel monitoring systems
- Real-time data visualization
- Suitable for retrofit and newbuild vessels
System capabilities

Shaft power monitoring
Measures transmitted power through the propulsion shaft, providing operators with real-time propulsion performance data.

Rpm measurement
Continuously monitors shaft rotational speed to support propulsion analysis and operational monitoring.

Torsion monitoring
Measures shaft torsional characteristics to evaluate propulsion loading and operating conditions.

Thrust monitoring
Provides thrust-related performance data to support propulsion system assessment and optimization.

Wireless communication
Transmits measurement data wirelessly to onboard control stations, reducing installation complexity and enabling seamless integration with monitoring systems.
Benefits
- Improved propulsion performance visibility
- Supports fuel efficiency initiatives
- Enables operational optimization
- Provides real-time propulsion data
- Non-intrusive installation methodology
- Reduced installation complexity
- Supports condition-based maintenance strategies
- Integration with vessel automation systems
- Suitable for continuous operational monitoring
Typical Integrated Systems
- Vessel Automation Systems
- Energy Management Systems
- Performance Monitoring Systems
- Engine Monitoring Systems
- SCADA Platforms
- Cargo and Voyage Monitoring Systems
- Fleet Management Systems
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