CN206019731U - A kind of system for detecting temperature of Hybrid Decision-making transformer station - Google Patents

Abstract

The utility model discloses a temperature detection system for a comprehensive intelligent substation, which includes a communication host, which is connected to a plurality of communication slaves through a wireless communication device, and the communication host is also connected to a mobile phone; the communication slave includes a central processing module of the slave , the slave central processing module is connected with a slave power module and a data acquisition module, the data acquisition module includes a temperature sensor, an infrared detection and thermal imaging device, a relative humidity sensor, and a meteorological measurement sensor; the communication host includes a host central processing module, and the host central processing The modules are respectively connected with a liquid crystal display module, an alarm module, a GSM short message module, a detection and analysis device, a host power supply module and a keyboard module. The system effectively solves the technical problems of the traditional working mode of monitoring the operation status of power equipment, such as high cost of use, low inspection efficiency, poor real-time performance, high labor intensity, easy interference of temperature measurement accuracy, and inability to transmit data quickly and remotely.

Description

A comprehensive intelligent substation temperature detection system

technical field

The utility model relates to the field of power supply equipment, in particular to a temperature detection system of a comprehensive intelligent substation.

Background technique

In the detection of power equipment, it is necessary to frequently measure the temperature of various components of power equipment, such as the temperature of the stator and rotor of the generator, the temperature of the transformer, and the internal temperature of the switch cabinet. The power transmission and distribution equipment in the substation is in the high voltage and high current operating state for a long time, and the resistance value will increase due to excessive carrying current or surface oxidation, which will cause the temperature to rise. If it is not treated in time, it may reduce the performance of insulating components, cause insulation breakdown of power transmission equipment, cause power supply interruption or serious accidents, and cause serious economic losses.

Based on this, research and develop a temperature detection system for an integrated intelligent substation.

Utility model content

The technical problem to be solved by the utility model is: the existing substation equipment cannot realize intelligent detection, and a comprehensive intelligent temperature detection system is now provided to detect the temperature, humidity and meteorological conditions of the power equipment in the substation, and The collected data is processed, and an early warning is issued according to the processing results, and the early warning information and preliminary evaluation report are sent to the administrator to realize intelligent management and solve technical defects such as labor intensity, poor real-time performance, and inability to realize intelligent management of existing substation inspection personnel. .

The utility model is realized through the following technical solutions:

A temperature detection system for a comprehensive intelligent substation, including a communication host, which is connected to multiple communication slaves through a wireless communication device, and the communication host is also connected to a mobile phone; the communication slave includes a slave central processing module, and the slave central processing The module is connected with a slave power module and a data acquisition module. The data acquisition module includes a temperature sensor, an infrared detection and thermal imaging device, a relative humidity sensor, a meteorological measurement sensor, a temperature sensor, an infrared detection and thermal imaging device, a relative humidity sensor, and a meteorological measurement The sensors are all connected to the central processing module of the slave machine; the communication host includes the central processing module of the main machine, and the central processing module of the main machine is respectively connected with a liquid crystal display module, an alarm module, a GSM short message module, a detection and analysis device, a power supply module of the main machine, and a keyboard module.

In this technical solution, the infrared detection and thermal imaging device is installed on each power equipment, and the infrared detection and thermal imaging device transmits the collected information to the central processing module of the slave machine, and the central processing module of the slave machine sends the location information to the central processing module of the host machine , the central processing module of the host computer transmits the corresponding information to the detection and analysis device for processing.

Preferably, the detection and analysis device is provided with an analysis display window and a detection and analysis server. The detection and analysis server includes an imaging storage module and an equipment status evaluation module. The equipment status evaluation module receives information from the imaging storage module to generate an evaluation report, and the content of the evaluation report is It is displayed in the analysis display window and transmitted to the central processing module of the host, and the central processing module of the host transmits it to the mobile phone through the GSM short message module.

The specific working steps are: the detection and analysis device stores the information received from the central processing module of the host computer into the detection and analysis server, and the imaging storage module sends the information to the equipment status evaluation module after storing the received information and forms a production evaluation report. The information is displayed through the analysis display window and transmitted to the central processing module of the host at the same time. The central processing module of the host sends the information to the mobile phone of the corresponding administrator through the GSM SMS module, which is convenient for the administrator to monitor in real time.

Preferably, the temperature sensor and the relative humidity sensor respectively transmit the collected temperature value and relative humidity value to the slave central processing module in the area, and the slave central processing module transmits the collected values to the wireless communication device to the host central processing module , calculate and get the real temperature value of the electrical equipment, and display it.

Input the ambient temperature value into the central processing module of the host computer and use it as a technical reference value, so that the temperature value of the electrical equipment obtained in this way is very accurate. In addition, the ambient humidity value is detected by the relative humidity sensor, and when the detected humidity value exceeds the set value set in the central processing module of the host, an alarm can be output to remind the corresponding substation power equipment to be checked in time, thereby greatly extending the service life of the electrical equipment. service life. At the same time, the relative humidity sensor and the temperature sensor correspond to the communication slave in the setting area. When the central processing module of the slave transmits the detected data to the central processing module of the host, it also transmits the position information of the sensor. In this way, the administrator can receive Status information on the location of electrical equipment, preliminary issues with electrical equipment.

Preferably, the wireless communication device is a Zigbee wireless network.

Preferably, the wireless communication device is a micro-power radio wave.

Preferably, the alarm module is a buzzer.

Preferably, the model of the central processing module of the slave machine is CC2430.

Preferably, the model of the host central processing module is AT24LC01B.

Preferably, the host central processing module is also connected to a storage module, which mainly stores received and sent information.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

(1) This technical solution monitors the temperature and distribution of power equipment in substations, monitors the operating status of equipment in real time by setting infrared detection and thermal imaging devices, and forms a corresponding evaluation report, which can be quickly understood through window display and SMS notification The operation status of the power equipment can quickly find the cause of the failure and predict the possible problems of the equipment.

(2) The temperature sensor and relative humidity sensor are set in this technical solution, which can monitor the temperature and humidity of the power equipment in all regions in real time, and notify the corresponding administrator in real time, so as to take corresponding temperature and humidity control measures in time, thus greatly extending the The service life of electrical equipment reduces the monitoring intensity of staff.

(3) This technical solution can monitor the meteorological conditions such as wind speed near the substation in real time by setting up a meteorological measuring device.

Description of drawings

The drawings described here are used to provide a further understanding of the embodiments of the utility model, constitute a part of the application, and do not constitute a limitation to the embodiments of the utility model. In the attached picture:

Fig. 1 is a block diagram of the utility model;

Fig. 2 is the functional block diagram of the utility model communication slave;

Fig. 3 is a functional block diagram of the communication host of the present invention.

detailed description

In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the examples and accompanying drawings. The schematic implementation of the utility model and its description are only used to explain the utility model Novelty, not as a limitation to the utility model.

Example 1:

As shown in Figure 1, Figure 2, and Figure 3, a temperature detection system for an integrated intelligent substation includes a communication host, which is connected to multiple communication slaves through a wireless communication device, and the communication host is also connected to a mobile phone; the communication slave The machine includes a slave central processing module, which is connected with a slave power supply module and a data acquisition module. The data acquisition module includes a temperature sensor, an infrared detection and thermal imaging device, a relative humidity sensor, a meteorological measurement sensor, a temperature sensor, an infrared The detection and thermal imaging device, the relative humidity sensor, and the meteorological measurement sensor are all connected to the central processing module of the slave machine; the communication host includes the central processing module of the main machine, and the central processing module of the main machine is connected with the liquid crystal display module, the alarm module, the GSM short message module, and the detection and analysis device respectively. , Host power module, keyboard module connection.

The detection and analysis device is provided with an analysis display window and a detection and analysis server. The detection and analysis server includes an imaging storage module and an equipment status evaluation module. The equipment status evaluation module receives information from the imaging storage module to generate an evaluation report. The content of the evaluation report is analyzed The display window is displayed and transmitted to the central processing module of the host computer, and the central processing module of the host computer transmits it to the mobile phone through the GSM short message module.

The temperature sensor and the relative humidity sensor respectively transmit the collected temperature value and relative humidity value to the central processing module of the slave machine in the area, and the central processing module of the slave machine transmits the collected value to the central processing module of the host machine through the wireless communication device, and calculates Get the real temperature value of the electrical equipment and display it.

The wireless communication device is Zigbee wireless network or micropower radio wave.

The alarm module is a buzzer.

The model of the central processing module of the slave machine is CC2430.

The model of the host central processing module is AT24LC01B.

The host central processing module is also connected to a storage module, which mainly stores received and sent information.

In this embodiment, the entire detection system is easy to install, and temperature sensors, relative humidity sensors, meteorological measurement devices, infrared detection and thermal imaging devices can be directly installed on the power equipment in different areas, and the detected data can be sent to the slave central processing in sequence in real time Module, host central processing module.

Through the keyboard module, the reference value of temperature and humidity, the name and mobile phone of the administrators in different areas of the substation can be input in the central processing module of the host computer. When the received data exceeds the set reference value, the alarm module such as a buzzer will issue an early warning. sound, and text messages to the administrator at the same time.

In this embodiment, the slave central processing module adopts the model CC2430, and the master central processing module adopts the AT24LC01B chip device, both of which are low-power devices, which can be powered by the corresponding power supply module, have a long service life and low maintenance costs.

In this embodiment, the slave central processing module is provided with electrical energy by the slave power supply module, and the host central processing module is provided with electrical energy by the host power supply module, so as to effectively separate the detected electrical signal from the power supply and improve the reliability of the system. Play the effect of energy saving.

The comprehensive intelligent substation temperature detection system described in this embodiment can be widely used in remote online temperature measurement of connection points of various transmission equipment in substations, automatically record and store temperature data, automatically compare with set values and perform over-temperature alarm , Automatically transmit the data to the communication host of the dispatching center through the wireless communication device, providing a scientific basis for the safe and intelligent operation of the substation.

The system effectively solves the technical problems of high cost of use, low inspection efficiency, poor real-time performance, high labor intensity, easy interference of temperature measurement accuracy, and inability to transmit data quickly and remotely in the traditional working mode of monitoring the operation status of power equipment. It solves the problems of inaccurate temperature measurement, inability to initially evaluate faults, and failure of administrators to learn about faults in a timely manner.

The specific embodiments described above have further described the purpose, technical solutions and beneficial effects of the present utility model in detail. Within the protection scope of the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims (9)

1. A temperature detection system of an integrated intelligent substation, characterized in that: it comprises a communication host, which is connected with a plurality of communication slaves through a wireless communication device, and the communication host is also connected with a mobile phone; the communication slave includes a slave central processing module, the central processing module of the slave machine is connected with a slave power supply module and a data acquisition module, and the data acquisition module includes a temperature sensor, an infrared detection and thermal imaging device, a relative humidity sensor, a meteorological measurement sensor, a temperature sensor, an infrared detection and thermal imaging device, The relative humidity sensor and the meteorological measurement sensor are all connected with the central processing module of the slave machine; the communication host includes the central processing module of the main machine, and the central processing module of the main machine is respectively connected with the liquid crystal display module, the alarm module, the GSM SMS module, the detection and analysis device, the power supply module of the main machine, and the keyboard module connection. 2. The temperature detection system of a kind of comprehensive intelligent substation according to claim 1, it is characterized in that: analysis display window and detection and analysis server are set on the detection and analysis device, detection and analysis server includes imaging storage module, equipment The status evaluation module, the equipment status evaluation module receives the information in the imaging storage module to generate an evaluation report, the content of the evaluation report is displayed in the analysis display window, and sent to the central processing module of the host, and the central processing module of the host sends it to the mobile phone through the GSM short message module. 3. The temperature detection system of a comprehensive intelligent substation according to claim 1, characterized in that: the temperature sensor and the relative humidity sensor transmit the collected temperature value and relative humidity value to the central slave machine in the area where they are located The processing module, the central processing module of the slave machine transmits the collected values to the central processing module of the main machine through the wireless communication device, calculates and obtains the real temperature value of the electrical equipment, and displays it. 4. The temperature detection system of a comprehensive intelligent substation according to claim 3, characterized in that: the wireless communication device is a Zigbee wireless network. 5. A comprehensive intelligent substation temperature detection system according to claim 3, characterized in that: said wireless communication device is a micro-power radio wave. 6. A comprehensive intelligent substation temperature detection system according to any one of claims 1 to 5, characterized in that the alarm module is a buzzer. 7. A comprehensive intelligent substation temperature detection system according to claim 6, characterized in that: the model of the slave central processing module is CC2430. 8. A comprehensive intelligent substation temperature detection system according to claim 7, characterized in that: the model of the central processing module of the host is AT24LC01B. 9 . The temperature detection system of an integrated intelligent substation according to claim 7 , wherein the central processing module of the host computer is also connected to a storage module, which mainly stores received and sent information. 10 .