The acoustic-magnetic synchronization method is an advanced cable fault location technique that integrates acoustic detection with electromagnetic wave analysis. During testing, a high-voltage pulse generator induces a discharge at the fault point, creating both an audible acoustic signal and a detectable electromagnetic pulse.
Detection Process
Signal Generation
A high-voltage pulse creates an arc discharge at the fault location
Simultaneously produces:
▪ Acoustic waves (propagating through surrounding medium)
▪ Electromagnetic signals (traveling along cable shielding/armor)
Dual-Sensor Detection
Acoustic sensors pick up ground-propagated sound waves
Magnetic antennas capture electromagnetic pulses
Synchronized Analysis
The system correlates both signals using precise timing
Fault location is determined by calculating the time difference between:
Key Advantages
- Enhanced Accuracy: Synchronization eliminates environmental noise interference
- Dual-Verification: Combines two independent physical detection methods
- Adaptive Operation: Effective in urban environments with background noise
Operational Considerations
Requires trained technicians for optimal results
Performance depends on proper sensor placement
Soil composition affects acoustic wave propagation
Typical Applications
Underground power cable fault location
Pinpointing faults in noisy urban environments
Critical infrastructure maintenance
This method is particularly effective for locating high-resistance faults that challenge conventional methods.
A system for determining the location of cable damage in Miami by acoustic-magnetic synchronization
High Voltage Control Inc. (Miami, Florida) offers professional services for the diagnosis and localization of damage to underground cables using the advanced acoustic-magnetic synchronization (AMC) method. This method ensures high accuracy even in difficult conditions of urban infrastructure and industrial zones in Miami.
We offer equipment for cable troubleshooting using acoustic—magnetic synchronization (Cable Fault Pinpointer HVC — P).
We also provide rentals, expert training, and on-site support to ensure you’re getting the most out of your investment.
Need help finding the right cable fault location system? Contact us today to speak with a diagnostic expert.
