ของเรา ระบบตรวจสอบการปล่อยประจุออนไลน์บางส่วนของ GIS is a state-of-the-art cabinet-type UHF (ความถี่สูงพิเศษ) partial discharge detection solution specifically designed for gas insulated switchgear (สารสนเทศภูมิศาสตร์) อุปกรณ์. This advanced monitoring system requires integration with a dedicated partial discharge acquisition cabinet for optimal performance.
What is GIS Partial Discharge?
Partial discharge in gas insulated switchgear occurs when insulation defects, การปนเปื้อน, or mechanical issues create localized electrical stress. Early detection of PD activity in GIS equipment is critical for preventing catastrophic failures, ensuring power system reliability, and extending equipment lifespan. Our monitoring solution provides continuous surveillance to identify insulation degradation before major faults occur.
คุณสมบัติที่สำคัญ & ข้อดี – Why Choose Our GIS PD Monitoring System?
🔧 Anti-Interference Design
Multiple anti-interference measures ensure stable operation in complex power system environments with strong electromagnetic interference.
⚡ Stable Performance
Convenient installation process and reliable operation for years of maintenance-free service.
📊 High Monitoring Accuracy
Advanced UHF detection technology accurately identifies various types of partial discharge patterns and sources.
🎯 Precise PD Type Identification
Intelligent algorithms enable accurate classification of discharge types for targeted maintenance strategies.

Core Functions – Comprehensive PD Detection & Analysis Capabilities
| Function Category | คำอธิบาย |
|---|---|
| Monitoring Function | Real-time monitoring and configuration of sensor electromagnetic radiation status around GIS equipment. Detects high-frequency signals generated during partial discharge events with millisecond-level response time. |
| Output Function | Transmits collected high-frequency signals to backend partial discharge acquisition cabinet for advanced signal processing, pattern analysis, and data storage. |
| Signal Reception | Receives ultra-high frequency signals transmitted by GIS-specific UHF partial discharge sensors with excellent sensitivity and signal-to-noise ratio. |
| การประมวลผลสัญญาณ | Performs comprehensive signal conditioning including demodulation, การแยกตัว, noise reduction, การขยายสัญญาณ, high-speed acquisition, and multi-cycle periodic measurement for accurate PD characterization. |
| การวัด & การคำนวณ | Calculates critical PD parameters including maximum discharge magnitude, average discharge magnitude, discharge frequency, and statistical data for trend analysis and severity assessment. |
| Data Output | Features network transmission interface for seamless integration with central partial discharge monitoring platforms. Supports data acquisition, การวิเคราะห์, กำลังประมวลผล, and uploading to backend systems for enterprise-wide asset management. |

ข้อมูลจำเพาะทางเทคนิค – Detailed Parameters & Performance Data
UHF Sensor Specifications
| หมวดหมู่พารามิเตอร์ | ข้อมูลจำเพาะ | ค่า |
|---|---|---|
| Sensor Parameters | Monitoring Frequency Band | 300~3000MHz (UHF range for optimal GIS PD detection) |
| Sensor Sensitivity | 5พีซี (High sensitivity for early PD detection) | |
| Impedance Matching | 50โอ้ (Standard RF impedance) | |
| Standing Wave Ratio (VSWR) | ≤2 (Excellent signal transmission efficiency) | |
| Output Interface | N-Type connector (Industry standard RF connector) | |
| Directivity | Same resonance characteristics in all directions (Omnidirectional detection) | |
| Coaxial Cable | มาตรฐาน 10 เมตร (Customizable length based on site requirements) | |
| Working Environment | อุณหภูมิในการทำงาน | -40℃~85℃ (Wide temperature range for harsh environments) |
| ความชื้นสัมพัทธ์ | ≤95%RH (High humidity tolerance) |
Main Cabinet Specifications
| พารามิเตอร์ | ข้อมูลจำเพาะ |
|---|---|
| ความถี่ในการตรวจสอบ | 300~3000MHz (Ultra-high frequency detection) |
| อินเตอร์เฟซการสื่อสาร | RJ45 network port, อินเตอร์เฟซ RS485 (Multiple connectivity options) |
| Working Power Supply | AC 90~240V, 50~60HZ (Universal power input) |
| จำนวนช่อง | 4 หรือ 6 channels selectable (Expandable for large GIS installations) |
| ขนาด | 483mm×89mm×300mm (2U rack-mount) – Excludes end caps and handles |
บันทึก: All specifications are subject to continuous improvement. Custom configurations available for specific project requirements including extended cable lengths, additional channels, and integration with existing SCADA systems.
Installation Guidelines – Professional Installation for Optimal Performance
Recommended Installation Procedures
- Cabinet Mounting: Use screen cabinet for rack-mount or wall-mount installation. Standard 19-inch rack compatible design ensures easy integration into existing control rooms.
- Monitoring Host Installation: Mount the monitoring host unit on the cabinet panel board using provided screws. Ensure secure fastening and proper grounding for safety and EMI protection.
- Sensor Connection: Connect coaxial cables from GIS-mounted UHF sensors to the monitoring host input ports. Ensure proper cable routing to minimize signal degradation and interference.
- Power Connection: Connect to power supply using appropriate power cables. If power cable length is insufficient, extend using cables meeting minimum conductor cross-sectional area requirements or use quality extension plugs for reliable operation.
แนวทางปฏิบัติที่ดีที่สุดในการติดตั้ง
- Ensure proper grounding of all equipment to prevent electrical hazards and improve measurement accuracy
- Maintain minimum bending radius for coaxial cables to preserve signal integrity
- Route cables away from high-voltage equipment to minimize electromagnetic interference
- Verify all connections before powering on the system
- Conduct initial calibration and baseline measurements after installation
GIS PD Monitoring System Cabinet – Professional Enclosure Solutions
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Cabinet Dimensions & Specifications
| Screen Cabinet Dimensions: | 1100mm × 600mm × 500mm (H × W × D) |
| Screen Panel Dimensions: | 2200mm × 600mm × 800mm (H × W × D) |
| Installation Configuration: | GIS Partial Discharge Online Monitoring Cabinet (Left) and Screen Cabinet (Right) – Integrated installation solution |
| ระดับการป้องกัน: | IP54 or higher (Weather-resistant for outdoor installation) |
| Material: | Cold-rolled steel plate with anti-corrosion coating |
สถาปัตยกรรมระบบ – Integrated Monitoring Platform

Backend Monitoring System
The system is installed on the main control center computer, enabling real-time monitoring of partial discharge conditions across all connected GIS equipment during operation. ที่ backend software platform คุณสมบัติ:
- Intuitive user interface with logical function layout for easy operation
- Real-time graphical trend analysis and historical data review capabilities
- Accurate and reliable data visualization with customizable dashboards
- Multi-site monitoring from centralized control room
- Automated report generation and alarm management
System Capabilities & ฟังก์ชั่น
| Function Module | Detailed Description |
|---|---|
| การตรวจสอบแบบเรียลไทม์ | Monitor and store the operating status and partial discharge high-frequency data of associated equipment. Display PD characteristic high-frequency 3D pattern graphs in real-time with customizable viewing periods and zoom capabilities. |
| Query Function | Query historical data curves with system-level statistics, การวิเคราะห์แนวโน้ม, and comparative analysis functions. Generate custom reports for maintenance planning and regulatory compliance. |
| Parameter Configuration | Configure equipment parameters and threshold settings with modification functions. Set alarm levels for different PD severity classifications to enable proactive maintenance strategies. |
| Monitoring Classification | Monitor and analyze statistical values such as average, peak value, alarm level, and graphical data for comprehensive PD pattern recognition and discharge source localization. |
การใช้งาน & ประโยชน์ – Protecting Critical Power Infrastructure
การใช้งานหลัก
⚡ Power Substations
Essential for 110kV, 220กิโลโวลต์, and 500kV GIS substations requiring continuous condition monitoring
🏭 Industrial Facilities
Critical equipment protection for manufacturing plants, สิ่งอำนวยความสะดวกปิโตรเคมี, และศูนย์ข้อมูล
🌐 Smart Grids
Integration with smart grid infrastructure for predictive maintenance and asset management
🔋 Renewable Energy
Wind farms and solar power stations with GIS equipment requiring reliable monitoring
Key Benefits for Your Operations
- การตรวจจับข้อบกพร่องตั้งแต่เนิ่นๆ: Identify insulation problems before catastrophic failures occur
- ลดเวลาหยุดทำงาน: Prevent unplanned outages through condition-based maintenance
- ยืดอายุอุปกรณ์: Proactive maintenance extends GIS lifespan by 20-30%
- Safety Enhancement: Reduce risk of equipment explosions and personnel injury
- Cost Savings: Lower maintenance costs and avoid expensive emergency repairs
- การปฏิบัติตามกฎระเบียบ: Meet utility industry standards for equipment monitoring
- การตรวจสอบระยะไกล: 24/7 unmanned operation with remote access capabilities
กรณีศึกษาทั่วโลก – Proven Performance Worldwide

🌏 Case Study 1: Southeast Asian 220kV Smart Substation
ภาพรวมโครงการ: Major utility company in Southeast Asia deployed our GIS PD monitoring system across 15 substations covering 220kV transmission network.
ท้าทาย: Frequent GIS failures due to tropical humidity and contamination causing insulation degradation.
สารละลาย: Installed 90+ UHF sensors with centralized monitoring platform providing real-time visibility across entire network.
ผลลัพธ์:
- Detected 12 critical PD issues before failure occurred
- Reduced unplanned outages by 85% in first year
- ROI achieved in 18 months through avoided outage costs
- Enhanced system reliability to 99.97% availability
🌍 Case Study 2: European Wind Farm GIS Monitoring
ภาพรวมโครงการ: Offshore wind farm operator in Northern Europe required reliable monitoring for harsh marine environment.
ท้าทาย: Extreme temperature variations (-30°C to +40°C) and high humidity affecting GIS equipment.
สารละลาย: Deployed ruggedized monitoring system with IP65-rated sensors and redundant communication links.
ผลลัพธ์:
- Successfully operating for 5+ years in severe weather conditions
- Early detection of moisture ingress preventing major failure
- Remote monitoring reduced site visits by 60%
- Maintenance costs reduced by $500,000 annually
🌎 Case Study 3: North American Data Center Critical Infrastructure
ภาพรวมโครงการ: Tier IV data center required highest reliability for mission-critical power distribution.
ท้าทาย: Zero-tolerance for downtime requiring predictive maintenance capabilities.
สารละลาย: Integrated PD monitoring with building management system for automated alerting and trending.
ผลลัพธ์:
- สำเร็จแล้ว 99.995% uptime over 3-year period
- Identified developing fault 6 months before critical stage
- Planned maintenance during scheduled outage window
- Avoided potential $5M+ revenue loss from downtime
🌏 Case Study 4: Middle East 500kV Transmission Network
ภาพรวมโครงการ: National grid operator modernized aging GIS infrastructure with comprehensive monitoring.
ท้าทาย: Desert environment with sand storms and temperatures exceeding 50°C affecting equipment.
สารละลาย: Custom-engineered system with enhanced filtration and temperature compensation algorithms.
ผลลัพธ์:
- Network reliability improved from 97.2% ถึง 99.4%
- Detected 23 emerging issues across 50+ จุดตรวจสอบ
- Optimized maintenance scheduling reducing crew costs by 40%
- National grid stability significantly enhanced
คำถามที่พบบ่อย (คำถามที่พบบ่อย) – Expert Answers to Common Queries
ไตรมาสที่ 1: What is the difference between UHF and TEV methods for GIS PD detection?
ก: ยูเอชเอฟ (ความถี่สูงพิเศษ) detection operates in the 300-3000MHz range and detects electromagnetic waves generated by PD activity inside GIS compartments. It offers superior sensitivity, better noise immunity, and can detect PD at earlier stages compared to TEV (แรงดันดินชั่วคราว) วิธี. UHF sensors can be permanently installed for continuous monitoring, while TEV is typically used for portable testing. Our UHF system provides more accurate PD localization and pattern recognition capabilities essential for condition-based maintenance strategies.
ไตรมาสที่ 2: How many sensors do I need for my GIS installation?
ก: The number of sensors depends on your GIS configuration and coverage requirements. โดยทั่วไป, we recommend:
- One sensor per GIS compartment for comprehensive monitoring
- ขั้นต่ำ 2-3 sensors per bay for critical equipment
- Additional sensors at known weak points (cable connections, บูช)
Our technical team can conduct a site survey to determine optimal sensor placement based on your specific GIS layout, criticality of equipment, and budget considerations.
ไตรมาสที่ 3: Can the system distinguish between different types of partial discharge?
ก: ใช่, our advanced signal processing algorithms and 3D PRPD (Phase-Resolved Partial Discharge) pattern analysis can identify various PD types including:
- Corona discharge (free moving particles)
- การปล่อยพื้นผิว (insulator contamination)
- Internal discharge (voids in solid insulation)
- Floating potential discharge (ungrounded metal parts)
The system analyzes discharge magnitude, phase relationship, and frequency characteristics to classify PD sources accurately, enabling targeted maintenance actions.
ไตรมาสที่ 4: What is the typical installation timeline and commissioning process?
ก: Standard installation timeline:
- สัปดาห์ 1-2: Site survey, sensor location planning, and equipment delivery
- สัปดาห์ 3: Physical installation of sensors, cabinets, and cable routing
- สัปดาห์ 4: บูรณาการระบบ, software configuration, and baseline measurements
- สัปดาห์ 5: การทดสอบ, การสอบเทียบ, การฝึกอบรม, and documentation handover
Total project duration typically ranges from 4-6 weeks depending on GIS complexity and number of monitoring points. We provide comprehensive training for your operations and maintenance personnel as part of the commissioning process.
คำถามที่ 5: How does the system handle false alarms from external interference?
ก: Our system incorporates multiple anti-interference technologies:
- Frequency domain filtering to eliminate common EMI sources
- Time-domain gating to distinguish PD from transient disturbances
- Pattern recognition algorithms trained on real PD signatures
- Adjustable alarm thresholds based on background noise levels
- Multi-sensor correlation for PD source validation
Advanced signal processing achieves >95% accuracy in PD detection with false alarm rates typically below 2%, ensuring reliable operation even in electrically noisy substation environments.
คำถามที่ 6: Is the system compatible with existing SCADA and asset management systems?
ก: ใช่, our system offers multiple integration options:
- โปรโตคอลมาตรฐาน: Modbus RTU/TCP, ไออีซี 61850, ดีเอ็นพี3
- OPC UA server for seamless SCADA integration
- RESTful API for custom software integration
- Database connectivity: SQL Server, MySQL, Oracle
- File export: CSV, XML, PDF reporting formats
We work closely with your IT/OT teams to ensure smooth integration with existing infrastructure and data workflows.
คำถามที่ 7: What maintenance does the monitoring system itself require?
ก: The system is designed for minimal maintenance requirements:
- Annual tasks: การตรวจสายตา, connection verification, calibration check
- Bi-annual tasks: Software updates, database backup verification
- As-needed: Sensor cleaning (only if visible contamination), cable inspection
Typical maintenance time is less than 4 hours annually. We offer comprehensive service contracts including remote diagnostics, priority technical support, and scheduled preventive maintenance visits to ensure optimal system performance.
คำถามที่ 8: What is the expected return on investment (ผลตอบแทนการลงทุน) for this system?
ก: ROI varies by application but typically includes:
- Avoided outage costs: Single prevented failure often justifies entire system cost
- ยืดอายุอุปกรณ์: 20-30% lifespan extension through timely interventions
- Optimized maintenance: Shift from time-based to condition-based reduces costs 30-50%
- Insurance benefits: Some insurers offer premium reductions for monitored equipment
Most customers achieve full ROI within 2-3 ปี. We can provide detailed cost-benefit analysis based on your specific operational parameters and outage impact costs.
คำถามที่ 9: Can the system be expanded after initial installation?
ก: อย่างแน่นอน! The modular design allows for easy expansion:
- Add sensors to additional GIS compartments without system downtime
- Upgrade from 4-channel to 6-channel (or higher) acquisition units
- Connect multiple monitoring stations to centralized platform
- Integrate additional GIS substations into existing monitoring network
This scalability protects your initial investment and accommodates future network expansion or equipment additions.
คำถามที่ 10: What warranty and technical support do you provide?
ก: Comprehensive support package includes:
- การรับประกัน: 2-year standard warranty on all hardware components
- Software updates: Lifetime free updates for bug fixes and security patches
- การสนับสนุนด้านเทคนิค: 24/7 hotline for critical issues, email/phone support during business hours
- Remote assistance: Secure VPN access for remote troubleshooting and diagnostics
- การฝึกอบรม: Initial operator training included, refresher courses available
Extended warranty and premium support packages available with guaranteed response times and on-site service options.
Ready to Protect Your Critical GIS Infrastructure?
Don’t wait for costly failures to occur. Our GIS Partial Discharge Online Monitoring System provides the early warning capabilities you need to maintain reliable power system operations.
What You Get When You Contact Us:
- ✅ ให้คำปรึกษาฟรี: Discuss your specific GIS monitoring requirements with our technical experts
- ✅ Site Assessment: Complimentary evaluation of your facility to determine optimal monitoring strategy
- ✅ Custom Proposal: Detailed technical and commercial proposal tailored to your needs
- ✅ ROI Analysis: Comprehensive cost-benefit analysis showing projected savings
- ✅ Reference Sites: Access to similar installations for performance verification
- ✅ Demo Access: View live monitoring data from operational installations
Trusted by Leading Organizations Worldwide:
🏆 ISO 9001, ไอเอสโอ 14001, ไอเอสโอ 27001, ไอเอสโอ 45001 Certified
✓ CE and RoHS Compliant
✓ 500+ Installations Globally
✓ 98% Customer Satisfaction Rate
✓ 24/7 การสนับสนุนด้านเทคนิค
“The GIS PD monitoring system has transformed our maintenance approach. We detected a developing fault 4 months before it would have caused an outage, saving an estimated $2.3 million in lost revenue and emergency repair costs. The system paid for itself in the first year.”
– Chief Engineer, Major Utility Company, Asia-Pacific Region
Important Notice & ข้อสงวนสิทธิ์
Product Information
All technical specifications, คุณสมบัติ, and performance data provided on this page are accurate at the time of publication and subject to continuous improvement without prior notice. Actual system capabilities may vary based on site conditions, คุณภาพการติดตั้ง, and operational environment.
Contact for Clarifications
If you have questions about any information presented on this page or require clarification on product capabilities, please contact our technical sales team before making purchasing decisions. We are committed to providing accurate information and appropriate solutions for your specific requirements.
INNO เซ็นเซอร์วัดอุณหภูมิใยแก้วนำแสง ,ระบบตรวจสอบอุณหภูมิ.



