CN111179567A - Wireless intelligent integrated monitoring control system for cable trench of transformer substation - Google Patents
Wireless intelligent integrated monitoring control system for cable trench of transformer substation Download PDFInfo
- Publication number
- CN111179567A CN111179567A CN201911350513.4A CN201911350513A CN111179567A CN 111179567 A CN111179567 A CN 111179567A CN 201911350513 A CN201911350513 A CN 201911350513A CN 111179567 A CN111179567 A CN 111179567A
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- monitoring
- control system
- intelligent integrated
- wireless
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
Abstract
The invention discloses a wireless intelligent integrated monitoring control system for a cable trench of a transformer substation, which comprises: the monitoring nodes are in wireless communication connection with the data transmission radio station, the data transmission radio station is in communication connection with the data center, and the remote monitoring equipment is in communication connection with the data center. According to the invention, the monitoring control system is constructed by arranging the monitoring nodes with different functions and connecting the monitoring nodes with the data transmission radio station in a wireless communication manner, so that the richness of the functions of the monitoring system is realized, and the defect that the traditional monitoring system cannot perform wireless monitoring is overcome.
Description
Technical Field
The invention relates to the technical field of monitoring, in particular to a wireless intelligent comprehensive monitoring control system for a cable trench of a transformer substation.
Background
The health condition of cables in the cable trench of the transformer substation is related to the safety and stability of a power grid system, and cable maintenance is the central importance of transformer operation work. The safe operation of the power equipment can be greatly influenced by accumulated water, combustible gas and fire in the cable trench.
At present, different devices are used for respectively detecting various harmful factors in a cable duct, and each monitoring device has a single function and is independent from each other.
At present, various factors of a cable trench in a transformer substation are monitored mainly in a wired mode, wiring is complex and troublesome, and cost is high.
There is a need for a substation cable trench monitoring and control system with rich functions and capable of realizing wireless remote monitoring.
Disclosure of Invention
The invention provides a wireless intelligent comprehensive monitoring control system for a cable trench of a transformer substation, aiming at overcoming the defects that the device and the system adopted for monitoring the cable trench in the prior art are single in function and cannot realize wireless monitoring.
The primary objective of the present invention is to solve the above technical problems, and the technical solution of the present invention is as follows:
the utility model provides a wireless intelligent integrated monitoring control system of transformer substation's cable pit, includes: the monitoring nodes are in wireless communication connection with the data transmission radio station, the data transmission radio station is in communication connection with the data center, and the remote monitoring equipment is in communication connection with the data center.
Further, the monitoring node comprises: the field terminal comprises a sensor, a control device and a field terminal unit, wherein the output end of the sensor is connected to the acquisition input end of the field terminal unit, and the control device is in communication connection with the field terminal unit.
Further, the sensor includes: temperature sensing fire detector, combustible gas sensor, water logging detector.
Further, the cable type linear temperature-sensing fire detector of the temperature-sensing fire detector.
Further, the control device is a drain pump.
Furthermore, the field terminal unit is a wireless measurement and control terminal which performs remote monitoring quantity acquisition and remote relay control through a wireless network.
Further, the data transmission radio station is a terminal for point-to-point wireless data transmission of a 4G network.
Furthermore, the data transmission radio station is in wired communication connection with the data center.
Furthermore, the remote monitoring equipment comprises a mobile terminal and a PC.
Further, the mobile terminal includes: cell-phone, panel computer.
Compared with the prior art, the technical scheme of the invention has the beneficial effects that:
according to the invention, the monitoring control system is constructed by arranging the monitoring nodes with different functions and connecting the monitoring nodes with the data transmission radio station in a wireless communication manner, so that the richness of the functions of the monitoring system is realized, and the defect that the traditional monitoring system cannot perform wireless monitoring is overcome.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention.
Fig. 2 is a schematic diagram of a monitoring node of the present invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
Example 1
As shown in fig. 1, a wireless intelligent integrated monitoring control system for cable trench of transformer substation includes: the monitoring nodes are in wireless communication connection with the data transmission radio station, the data transmission radio station is in communication connection with the data center, and the remote monitoring equipment is in communication connection with the data center.
According to the invention, the monitoring nodes are arranged in the cable trenches of each transformer substation, the information of the monitoring nodes is sent to the data transmission radio station in a wireless communication mode, the data transmission radio station sends the information of the monitoring nodes to the data center, and the remote monitoring equipment sends a data request to the data center to acquire the information of the monitoring nodes.
As shown in fig. 2, further, the monitoring node includes: the field terminal comprises a sensor, a control device and a field terminal unit, wherein the output end of the sensor is connected to the acquisition input end of the field terminal unit, and the control device is in communication connection with the field terminal unit.
In a specific embodiment, the monitoring node may include a sensor and a field terminal unit, and the sensor may be connected to the field terminal unit through RS485 communication.
In a specific embodiment, the monitoring node may include a control device and a field terminal unit, an output end of the field terminal unit is connected to a control loop of the control device, for example, the control device may be a water pump, and the field terminal unit is a wireless measurement and control terminal that performs remote monitoring amount acquisition and remote relay control through a wireless network. The output end of the field terminal unit is connected to a control loop of the water pump, the field terminal unit receives a control signal sent by the data center, and then an electric signal is output to close the relay so that the water pump begins to drain water.
Further, the sensor includes: temperature sensing fire detector, combustible gas sensor, water logging detector.
In a specific embodiment, the temperature-sensitive fire detector is a cable-type line-type temperature-sensitive fire detector.
For example, JTW-LD-KC82001 type unrecoverable cable type linear constant temperature fire detector, the unrecoverable cable type linear constant temperature fire detector comprises: the alarm control system comprises a temperature sensing cable, a cable junction box and a terminal box, wherein one end of the temperature sensing cable is connected to an input module of the existing alarm control system through the cable junction box, and the other end of the temperature sensing cable is connected with the terminal box; when the environment temperature is higher than the alarm temperature, the temperature sensing cable acts and provides a closing signal to the input module to alarm.
In a specific embodiment, the temperature-sensitive fire detector can also be a JTW-LD-HK3003 cable type recoverable linear temperature-sensitive fire detector. The JTW-LD-HK3003 cable type recoverable line type temperature-sensing fire detector consists of a temperature-sensing cable, a signal processing unit and a terminal unit. The temperature sensing cable adopts a two-core cable type structure, the core wire of the temperature sensing cable adopts a metal wire with the diameter of 0.6mm, the temperature sensing material is arranged outside the metal wire, and the impedance between the core wires is changed along with the change of the ambient temperature; the signal processing unit is internally provided with a signal processing circuit which comprises a signal acquisition circuit, a signal amplification and conversion circuit, a display circuit and the like. The signal processing unit is connected with a temperature sensing cable with a certain length and a terminal unit for use, and the signal processing unit continuously monitors the temperature sensing cable and gives an alarm for temperature rise, disconnection and short circuit caused by abnormal conditions.
The combustible gas sensor can be used for combustible gas in the air, the specific type of the combustible gas sensor is not limited in the embodiment, and the output signal of the combustible gas sensor is transmitted to the acquisition input end of the field terminal unit.
Further, the data transmission radio station is a terminal for point-to-point wireless data transmission of a 4G network.
In a specific embodiment, the data transmission station may be a GDS341D 4G data transmission station, and the data transmission station is communicatively connected to the field terminal unit and receives monitoring node information sent by the field terminal unit.
Furthermore, the data transmission radio station is in wired communication connection with the data center.
In a specific embodiment, the field terminal unit ZSR2184 is connected with a sensing device or a control device which is arranged on site, the field terminal unit ZSR2184 sends 4g signals to a data transmission radio station, the data transmission radio station is in wired connection with a host of a data center, the host is provided with an offline cloud platform as a server, and a remote monitoring device views data of a monitoring node through a data request.
Furthermore, the remote monitoring equipment comprises a mobile terminal and a PC. More specifically, the mobile terminal includes: cell-phone, panel computer.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a wireless intelligent integrated monitoring control system of transformer substation's cable pit, its characterized in that includes: the monitoring nodes are in wireless communication connection with the data transmission radio station, the data transmission radio station is in communication connection with the data center, and the remote monitoring equipment is in communication connection with the data center.
2. The wireless intelligent integrated monitoring and control system for cable ducts of substations according to claim 1, characterized in that the monitoring node comprises: the field terminal comprises a sensor, a control device and a field terminal unit, wherein the output end of the sensor is connected to the acquisition input end of the field terminal unit, and the control device is in communication connection with the field terminal unit.
3. The wireless intelligent integrated monitoring and control system for cable ducts of substations according to claim 2, characterized in that the sensors comprise: temperature sensing fire detector, combustible gas sensor, water logging detector.
4. The wireless intelligent integrated monitoring and control system of transformer substation cable trench according to claim 3, characterized in that the temperature-sensitive fire detector cable type linear temperature-sensitive fire detector.
5. The wireless intelligent integrated monitoring and control system for the cable trench of the transformer substation according to claim 1, wherein the control device is a drainage pump.
6. The wireless intelligent integrated monitoring and control system for the cable trench of the transformer substation according to claim 1, wherein the field terminal unit is a wireless measurement and control terminal which performs remote monitoring quantity acquisition and remote relay control through a wireless network.
7. The wireless intelligent integrated monitoring and control system for the cable trench of the transformer substation according to claim 1, wherein the data transmission radio station is a terminal of 4G network point-to-point wireless data transmission.
8. The wireless intelligent integrated monitoring and control system for the cable trench of the transformer substation according to claim 1, wherein the data transmission radio station is in wired communication connection with a data center.
9. The wireless intelligent integrated monitoring and control system for the cable trench of the transformer substation according to claim 1, wherein the remote monitoring device comprises a mobile terminal and a PC.
10. The wireless intelligent integrated monitoring and control system for cable ducts of transformer substations according to claim 1, characterized in that the mobile terminal comprises: cell-phone, panel computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911350513.4A CN111179567A (en) | 2019-12-24 | 2019-12-24 | Wireless intelligent integrated monitoring control system for cable trench of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911350513.4A CN111179567A (en) | 2019-12-24 | 2019-12-24 | Wireless intelligent integrated monitoring control system for cable trench of transformer substation |
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| Publication Number | Publication Date |
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| CN111179567A true CN111179567A (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911350513.4A Pending CN111179567A (en) | 2019-12-24 | 2019-12-24 | Wireless intelligent integrated monitoring control system for cable trench of transformer substation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112073951A (en) * | 2020-09-18 | 2020-12-11 | 广东电网有限责任公司电力科学研究院 | Novel transformer substation cable trench fire monitoring system based on NB-IOT technology |
-
2019
- 2019-12-24 CN CN201911350513.4A patent/CN111179567A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112073951A (en) * | 2020-09-18 | 2020-12-11 | 广东电网有限责任公司电力科学研究院 | Novel transformer substation cable trench fire monitoring system based on NB-IOT technology |
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