INNO faseroptische Temperatursensoren ,Temperaturüberwachungssysteme.
Faseroptischer Temperatursensor, Intelligentes Überwachungssystem, Verteilter Glasfaserhersteller in China
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Fluorescent Fiber Optic Monitoring: Key Technical Advantages
Q: Why choose fluorescent fiber sensors for high-voltage equipment?
- ±0.5°C accuracy on live 35kV switchgear contacts (IEC 62271-1 certified)
- 64-point real-time monitoring with 15kV galvanic isolation
- Direct winding embedding in 500MVA transformers (25kV/mm dielectric)
- EMI immunity under 150kV/μs transients
- Proven 99.97% uptime in 220kV substations
→ 40% maintenance cost reduction verified in operational case studies
Fluorescent Fiber Optic Temperature Monitoring Solutions for Critical Power Assets
1. Switchgear Contact Temperature Monitoring
Technical Implementation:
- Direct mounting on 10kV-35kV fixed contacts using ceramic insulated probes (CTI≥600)
- 4-channel redundant measurement per circuit breaker compartment
- 500μs response time for arc fault prediction
| Parameter | Specification | Test Standard |
|---|---|---|
| Probe Diameter | Φ1.5mm stainless steel sheathed | IEC 62271-1 |
| Temperature Range | -40°C to 250°C | IEEE C37.20.2 |
| Dielectric Strength | 15kV AC/min (50Hz) | IEC 60270 |
2. Oil-Immersed Transformer Winding Monitoring
Implementation Features:
- Direct winding embedding using mineral oil-compatible FEP fibers
- 16-point measurement per phase winding (radial distribution)
- ±0.3°C accuracy at 100°C reference
| Component | Technical Solution | Performance Data |
|---|---|---|
| Fiber Probe | 3mm OD triple-jacketed assembly | 25kV/mm dielectric strength |
| Installation | Winding inter-turn insertion | ≤0.2% winding deformation |
| Calibration | In-situ oil bath calibration | ±0.15°C repeatability |
Global Implementation Cases
Fall 1: 220kV Substation Switchgear Retrofit (Malaysia)
- Installed 128 fluorescent sensors across 32 panels
- Detected 5℃ abnormal temperature rise on busbar joints
- Prevented potential $2.8M outage loss
Fall 2: 500MVA Transformer Fleet Monitoring (Canada)
- Embedded 48 fiber probes in 12 power transformers
- Identified 8℃ hot-spot differential during peak load
- Extended OLTC maintenance cycle by 40%
Professional Support Services
24/7 emergency support available for existing systems
