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- Intelligent PV Power Station Products
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- Energy IoT Solution
- Smart Distribution and Utilization
- Intelligent O&M Solution
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News
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Contact Us
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Home
-
About Us
-
Products
- Intelligent PV Power Station Products
- Smart Distribution and Utilization
- Intelligent Maintenance Series Products
- Online Monitoring Devices for lansformation
-
Solutions
- Transformation Solutions
- Energy IoT Solution
- Smart Distribution and Utilization
- Intelligent O&M Solution
- Transmission Solutions
-
Partners/Clients
-
Certifcates
-
News
-
Contact Us
Integrated Online Condition Monitoring System
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- Integration of GIS online monitoring, transformer online monitoring, cable online monitoring, battery monitoring, and surge arrester monitoring into a unified platform.
- Hierarchical distributed architecture: perception → aggregation → platform layers
- Fully IEC 61850 compliant with IP67-rated monitoring units
- GPS millisecond-level time synchronization
- Panoramic data visualization with 3D device rendering
- Multi-source data fusion for cross-parameter diagnosis
- Four-level proactive alerts: threshold, trend, growth, and comprehensive
- AI-based equipment defect degradation prediction
GIS Monitoring System
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- SF6 density & moisture: density range 0.01–1.00 MPa at ±0.5% FS accuracy, ±1°C temperature accuracy
- UHF partial discharge: 5 pC sensitivity, 300–2000 MHz band, 2–18 channels, 65 dB gain GIS Circuit Breaker Mechanical Condition Monitoring: Travel range 0–300 mm, resolution 0.1 mm, operating speed 0–10 m/s, coil current 0–20 A, 3–12 channels, sampling rate ≥100 kHz
- All subsystems support IEC 61850 integration
- Suited for unmanned substation operation
Cable Monitoring System
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- Cable PD monitoring: AI-based pulse waveform fingerprint recognition, 60 dB SNR, 100–250 MHz sampling, outperforms traditional phase methods
- IP68 epoxy-encapsulated sensor, no exposed components
- Multiple power options: CT induction, AC-DC, battery, solar, wind
- Cable circulating current: 0–200 A range, IP68 sensor, die-cast aluminum housing Distributed temperature sensing (DTS): 0.5 m spatial resolution, ±1°C accuracy, up to 16 km per channel
- DTS alarm response within 30 seconds, 1-year historical data storage
Transformer（Reactors）Online Monitoring System
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- UHF partial discharge: 5 pC sensitivity, 300–2000 MHz band, oil-valve and manhole-type sensor options
- Suitable for 110 kV and above digital substations
- IEC 61850 output for direct platform integration
- Dissolved gas analysis (DGA): 7 gas components (H2, CO, CO2, CH4, C2H4, C2H2, C2H6) + Moisture Content
- Diagnostic methods: modified three-ratio, Duval triangle, 3D cube display
- Circulating sampling with vacuum degassing
- Temperature compensation for measurement accuracy
- Data storage: 10+ years
Surge Arrester Online Monitoring System
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- Independently developed with proprietary intellectual property rights
- Integrates fundamental wave, phase difference, and 3rd harmonic analysis
- Dual bus voltage monitoring: one device covers two bus sections
- Total current: 0.1–50 mA; resistive current: 0.01–10 mA at ±5% accuracy
- 2nd–10th harmonic voltage measurement
- Lightning strike counter: min 20 A, max 65,535 events
- 12-month onboard data storage
- IEC 61850 and RS485 communication, Excel data export
Battery Online Monitoring System
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- Comprehensive battery-string monitoring: string voltage, charge/discharge current, and insulation resistance (0–999 kΩ)
- On-line internal resistance measurement (accuracy ≤±5%, repeatability ≤±3%) and inter-cell connector resistance monitoring to detect loose or corroded connections
- State-of-charge (SOC) calculation with accuracy ≤±5%, plus SOE logging for capacity and health tracking
- Automatic alarming for cell over/under-voltage, string over/under-voltage, resistance out-of-limit, temperature out-of-limit, balancing failure, and communication interruption
- Faulty cell pre-judgment and early warning to support predictive maintenance
- Flexible integration: dual RS485 (Modbus) and dual Ethernet (IEC 61850) interfaces, enabling seamless integration with substation SCADA and unified monitoring platforms
