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SF6 micro water density transmitter
No emissions, environmental protection, economy, safety and reliability
Online monitoring of SF6 circuit breakers or combined electrical appliances such as micro water, density, temperature and other parameters
Realize micro-water pressure and temperature compensation, density temperature compensation, make micro-water and density data true and reliable
Adopt sensors with a variety of patented technologies and self-calibration functions
The acquisition unit can be put into operation and exit without affecting the state of the main equipment, and does not affect the normal operation of the main equipment
The internal circulation technology is used inside the acquisition unit to greatly improve the sampling accuracy
Transmission line image monitoring device
Transmission line image monitoring device uses GPRS/CDMA/3G/optical fiber/WiFi and other methods to transmit data to condition monitoring agent device (CMA) or master station system, and can realize the focus, aperture, and orientation of the camera under remote command control And the setting and adjustment of PTZ preset position. This device can be used in conjunction with a wire equivalent ice coating thickness monitoring device, an anti-theft monitoring device, etc., to provide the latter with convenient and intuitive on-site image information.
GS200-H2 Intelligent Integrated Gas Detector (Hydrogen)
The toxic and harmful gas detector is a new type of gas detection instrument produced by our company. This machine adopts high-performance catalytic combustion gas-sensing components and microcontroller technology, combined with sophisticated SMD technology. It has good repeatability and temperature and humidity characteristics. Advantages such as long service life and convenient operation. It is suitable for the concentration and temperature and humidity detection of methane (CH4), oxygen (O2), carbon monoxide (CO), hydrogen sulfide (H2S) and hydrogen (H2) in industrial environments (especially underground pipe corridors). The toxic and harmful gas detector converts the gas concentration signal in the air into a digital signal, and is equipped with RS485 interface and WIFI transmission function. The gas concentration and temperature and humidity data measured in the detector can be accessed only through the RS485 interface or WIFI signal (can be customized according to requirements).
Transmission line video monitoring device
The transmission line video monitoring device uses advanced digital video compression technology, low power consumption technology, GPRS/CDMA/3G wireless communication technology, new energy and other technologies, which can be used for the transmission line body and the line corridor environment (the transmission line body includes the transmission wire , Poles, towers, insulator strings and spacers, wire clamp fittings, etc., the line corridor environment includes foundations, vegetation, surrounding personnel, vehicle activities, etc.) to monitor the scene to take photos or videos; the device adopts GPRS/CDMA/3G/optical fiber/WiFi, etc. The data is transmitted to the condition monitoring agent device (CMA) or the master station system, and under the control of remote instructions, the camera's focal length, aperture, position and pan/tilt preset position can be set and adjusted.
Transmission line wildfire monitoring and early warning system
Transmission line wildfire monitoring device integrates infrared thermal imaging unit, over-temperature detection unit, visible light camera unit, fire monitoring analysis unit, pan/tilt* positioning unit, sound and light alarm unit, video compression unit, wireless communication unit, power supply system and other parts composition. It can output two video signals at the same time, with infrared thermal imaging over-temperature detection and visible light fire detection functions, and can analyze according to the confidence coefficient model, and automatically give fire alarm information.
Three-span video monitoring device for power transmission line
Support the requirements of the enterprise standard interface B of "Grid Video Monitoring System and Interface", and support access to the unified video platform of the State Grid Corporation Information Intranet
The device has a built-in security encryption chip, which realizes the encrypted transmission of interface B signaling, guarantees data security, and meets the network security requirements of the State Grid
The camera has infrared function, supports night vision function, meets the needs of night monitoring, and the irradiation distance is ≥180 meters
Support pan/tilt control function, pan/tilt supports up, down, left, right movement and speed control; lens supports zoom adjustment control
Embedded system design, built-in hardware watchdog, 7×24 hours continuous operation
It has the function of short-distance wireless joint debugging under the tower, which is convenient for maintenance
Meet the various technical indicators and functional requirements of the *power grid for three-span video equipment
Has a functional test report and type test report issued by a third-party testing agency
Meteorological line monitoring device for transmission line
The master station system can store, count and analyze the collected information, and display it to users in the form of reports, curves, and statistical graphs. When the monitoring value is abnormal, the system will send out early warning messages in a variety of ways to remind the management personnel.
Transmission line insulator online monitoring system
The system is mainly composed of three parts: monitoring extension, communication base station and analysis query system. The monitoring extension is installed on the line tower to monitor the leakage current parameters and environmental parameters in real time.
The QD631 dust detector is an intelligent multifunctional gas detection instrument. The instrument adopts high-performance detection components and computer micro-control technology, combined with advanced SMD technology, and is manufactured with on-site sound, on-site flashing indicator lights and other functions. Real-time display and monitor the dust concentration on site.
The QD631 dust detector can convert the dust concentration signal in the air into an electrical signal for display and remote transmission. It adopts a three-wire 4-20mA or 4-wire RS485 output mode, which has the characteristics of long transmission distance and good anti-interference. QD631 dust detector is suitable for dust concentration detection in industrial environment.
Distributed Intelligent Fault Monitoring System for Transmission Line
System technical indicators
4.1 Technical indicators of the monitoring device
l Power supply mode: Inductive coupling power supply mode, line load current range: 16A～1500A;
Working hours of backup battery: ≥24h;
l Sampling frequency and clock
a) Travelling wave sampling frequency: 10 MHz;
SF6+O3+O2+T+RH气体检测器（JC-DL/1-16）
气体检测器包括六氟化硫检测单元、氧气检测单元、臭氧检测单元、温湿度测量单元和通信单元，对六氟化硫的检测运用超声检测技术克服了使用寿命短、稳定性差等缺点；氧气检测单元采用美国进口传感器，测量精度高、性能稳定；臭氧检测单元采用进口传感器，测量精度高，输出性能稳定，使用寿命长；温湿度测量部分采用数字输出的温湿度模块，具有精度高、重复性好等特点。综上所述，该气体检测器可实时、在线监测环境中SF6气体浓度、氧气含量、臭氧含量以及温湿度的变化，并将检测到的数据通过RS-485总线上传。
Intelligent video early warning system for preventing external damage of power transmission line
The intelligent video early warning system for preventing external force on the transmission line is scientifically designed on the basis of the video monitoring system of the transmission line. The intelligent video analysis technology is integrated and applied to the system. When an external damage is detected on the scene, the on-site voice alarm is immediately activated. System, and at the same time capture and record on-site photos, and transmit alarm information and on-site pictures to the monitoring center through 3G/4G/OPGW and other networks. The management system of the monitoring center automatically sends the alarm information and pictures to related work through SMS/MMS On personnel’s mobile phones, corresponding measures can be taken immediately to prevent the continuation of destructive behaviors and reduce or even eliminate the impact of accidents caused by external damage.
Equivalent icing thickness monitoring device for transmission line
The equivalent icing thickness monitoring device for transmission lines is a high-tech product integrating new sensing technology, electromagnetic compatibility technology, data processing and signal analysis technology, low-power design technology, and network communication technology.
Transmission line online monitoring system
Collect the current actual operating temperature of the wire (fittings), and collect the environmental meteorological parameters in the microclimate area where the wire temperature measurement point is located, including sunshine, wind speed, wind direction, ambient temperature, humidity, rainfall (optional), air pressure (optional), etc., Obtain the operating current data through the data acquisition and monitoring SCADA system, and complete the time synchronization with the wire temperature data;
Calculate the real-time sag of the wire according to the wire temperature and environmental parameters obtained by the test, monitor the operation status of the transmission line in real time, and pre-alarm in multiple ways when abnormal conditions occur;
Using trend analysis method, through the comprehensive analysis of real-time data and historical data, the expected temperature of various wires, the expected current and load of the wires, the expected time, the expected sag and other parameters are carried out.
气体检测器包括六氟化硫检测单元、氧气检测单元、温湿度测量单元和通信单元，对六氟化硫的检测采用红外检测技术，克服了测量误差大、精度差、稳定性差等缺点；氧气检测单元采用德国进口传感器，测量精度高、性能稳定；温湿度测量部分采用数字输出的温湿度模块，具有精度高、重复性好等特点。综上所述，该气体检测器可实时、在线监测环境中SF6气体浓度、氧气含量以及温湿度的变化，并将检测到的数据通过RS-485总线上传。
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