CN202956146U - Monitoring device of detection well of DC (direct current) earth electrode and system thereof - Google Patents
Monitoring device of detection well of DC (direct current) earth electrode and system thereof Download PDFInfo
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- CN202956146U CN202956146U CN 201220665042 CN201220665042U CN202956146U CN 202956146 U CN202956146 U CN 202956146U CN 201220665042 CN201220665042 CN 201220665042 CN 201220665042 U CN201220665042 U CN 201220665042U CN 202956146 U CN202956146 U CN 202956146U
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- temperature sensor
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Abstract
The utility model relates to the technical field of power transmission, in particular to a monitoring device of a detection well of a DC earth electrode and a system thereof. The monitoring device includes a temperature sensor, a water level sensor and a water temperature sensor which are all arranged in the detection well of the DC earth electrode. The temperature sensor, the water level sensor and the water temperature sensor are respectively connected with a communication unit of zigbee. The temperature sensor collects temperature parameters of the detection well, the water level sensor collects water level parameters of the detection well, the water temperature sensor collects water temperature parameters of the detection well, and the temperature parameters, the water level parameters and the water temperature parameters are transmitted to the communication unit of zigbee. By an embodiment of the monitoring device of the detection well of the DC earth electrode and the system thereof, the operating state of the DC earth electrode can be monitored in real time so that the operating problem of a DC transmission line due to the abnormity of the earth electrode is avoided.
Description
Technical field
The utility model, relevant for power transmission technology field, particularly detects well monitoring device and system thereof about a kind of direct current grounding pole.
Background technology
Earthing pole plays an important role DC transmission system is in service: the one, directly for a long time for system transmits electric power, improve the system reliability of operation; The 2nd, clamp down on current conversion station (rectifying valve) neutral point current potential, avoid the two poles of the earth voltage-to-ground imbalance and infringement equipment.Because powerful DC current is injected the earth through earthing pole, therefore cause greatly potential rise, occur that step voltage, soil heating, electrode, by new problems such as electrocorrosion, flow into the earth current of the earth by earthing pole, the distribution on earthing pole is inhomogeneous.Generally speaking, the end overflow maximum of earthing pole, middle part is minimum, and its difference can reach several times.This distribution has caused the earthing pole utilization factor low, the overheated and premature corrosion of partial portion, the problems such as surface potential skewness.
The operational factor collection of direct current grounding pole etc. relies on manual measurement to complete fully, and automaticity is very low.And DC converter to stand in DC transmission system be key equipment, the operation of this kind equipment is directly connected to the stable of whole HVDC (High Voltage Direct Current) transmission system.Therefore, water temperature, water level etc. in pvc pipe in earthing pole detection well humiture, well are carried out to real time on-line monitoring and can be good at the monitoring to the earthing pole operating condition.
In recent years, development along with wireless communication technique, the on-line monitoring technique development of domestic transmission line of electricity is very fast, the technology such as aeolian vibration, microclimate, circuit windage yaw, insulator on-line monitoring have appearred, but the direct current grounding pole on-line monitoring technique not yet grows up because of its technical sophistication, on its monitoring principle method and means of communication, all do not have to break through.
The utility model content
In order to solve in prior art the unfavorable transmission line of electricity security hidden trouble caused of the monitoring of direct current grounding pole, propose the scheme that a kind of direct current grounding pole detects well monitoring device and system thereof, by the Real-Time Monitoring that direct current grounding pole is detected to the well operating condition, guaranteed transmission of electricity safety.
The utility model embodiment provides a kind of direct current grounding pole to detect the well monitoring device, comprises,
Temperature sensor, level sensor, cooling-water temperature sensor, zigbee communication unit;
Described temperature sensor, level sensor and cooling-water temperature sensor all are placed in the detection well of described direct current grounding pole, described temperature sensor, level sensor and cooling-water temperature sensor are connected with described zigbee communication unit respectively, described temperature sensor gathers the temperature parameter in described detection well, described level sensor gathers the water level parameter in described detection well, described cooling-water temperature sensor gathers the water temperature parameter in described detection well, sends said temperature parameter, water level parameter and water temperature parameter to described zigbee communication unit.
The utility model embodiment also provides a kind of direct current grounding pole monitoring system, comprises at least one the above monitoring device, also comprises data concentrator, communication unit, server;
Described monitoring device is monitored described direct current grounding pole and is detected temperature, water level and the water temperature in well, and monitoring result is sent to described data concentrator;
Described data concentrator sends to server to carry out the data analysis processing monitoring result of above-mentioned at least one monitoring device of collecting by described communication unit.
According to a further aspect of the described direct current grounding pole monitoring system of the utility model embodiment, described data concentrator is installed on head of mast, direct current grounding pole utmost point location.
According to another further aspect of the described direct current grounding pole monitoring system of the utility model embodiment, described communication unit comprises GPRS communication unit or 3G communication unit, or also comprises the communication unit transmission of monitoring result that adopts power carrier.
According to another further aspect of the described direct current grounding pole monitoring system of the utility model embodiment, described data concentrator further comprises the zigbee communication unit, the monitoring result sent for receiving at least one monitoring device;
Also comprise the Data Analysis unit, the monitoring result of collecting for the zigbee communication unit by described data concentrator is converted to real time data and sends to described communication unit;
Also comprise supply module, to zigbee communication unit, the power supply of Data Analysis unit of described data concentrator.
According to another further aspect of the described direct current grounding pole monitoring system of the utility model embodiment, this supply module adopts the mode of solar cell to be powered.
According to another further aspect of the described direct current grounding pole monitoring system of the utility model embodiment, described server further comprises data computational analysis unit, for utilizing monitoring result, carries out data analysis and calculating, obtains data results;
Also comprise database, for storing described data results;
Also comprise the information release unit, the data results of described data computational analysis unit is distributed on web page.
By above-mentioned embodiment of the present utility model, running status that can the Real-Time Monitoring direct current grounding pole, to avoid the operation problem due to the DC power transmission line of extremely bringing of earthing pole.
The accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Figure 1 shows that a kind of direct current grounding pole of the utility model embodiment detects the structural representation of well monitoring device;
Figure 2 shows that the structural representation of a kind of direct current grounding pole monitoring system of the utility model;
Figure 3 shows that the concrete schematic diagram of the utility model embodiment direct current grounding pole monitoring system.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making under the creative work prerequisite the every other embodiment obtained, and all belong to the scope of the utility model protection.
A kind of direct current grounding pole that is illustrated in figure 1 the utility model embodiment detects the structural representation of well monitoring device.
The described temperature sensor 101 that comprises, level sensor 102, cooling-water temperature sensor 103, zigbee communication unit 104.
Described temperature sensor 101, level sensor 102 and cooling-water temperature sensor 103 all are placed in the detection well of described direct current grounding pole, described temperature sensor 101, level sensor 102 is connected with described zigbee communication unit 104 respectively with cooling-water temperature sensor 103, the temperature parameter that described temperature sensor 101 gathers in described detection well, the water level parameter that described level sensor 102 gathers in described detection well, the water temperature parameter that described cooling-water temperature sensor 103 gathers in described detection well, by the said temperature parameter, water level parameter and water temperature parameter send described zigbee communication unit 104 to.
Be illustrated in figure 2 the structural representation of a kind of direct current grounding pole monitoring system of the utility model.
Comprise at least one above-mentioned monitoring device 201, data concentrator 202, communication unit 203, server 204.
The described direct current grounding pole of described monitoring device 201 monitoring detects temperature, water level and the water temperature in well, and monitoring result is sent to described data concentrator 202.
Described data concentrator 202 sends to server 204 to carry out the data analysis processing monitoring result of above-mentioned at least one monitoring device 201 of collecting by described communication unit 203.
Wherein, described data concentrator 202 is installed on head of mast, direct current grounding pole utmost point location, is illustrated in figure 3 the concrete schematic diagram of the utility model embodiment direct current grounding pole monitoring system.
Described communication unit 203 comprises GPRS communication unit or 3G communication unit, or can also adopt the communication unit transmission of monitoring result of power carrier.
Described data concentrator 202 further comprises zigbee communication unit 2021, the monitoring result sent for receiving at least one monitoring device 201;
Also comprise Data Analysis unit 2022, be converted to real time data for the monitoring result that described zigbee communication unit 2021 is collected and send to described communication unit 203.
Further this data concentrator 202 also comprises supply module 2023, to described zigbee communication unit 2021,2022 power supplies of Data Analysis unit.
This supply module 2023 can adopt the mode of solar cell to be powered.
Described server 204 further comprises data computational analysis unit 2041, for utilizing monitoring result, carries out data analysis and calculating, obtains data results.
Also comprise database 2042, for storing described data results.
Also comprise information release unit 2043, the data results of described data computational analysis unit 2041 is distributed on web page, grasp in real time the state of direct current grounding pole for unit of operation, prevent the DC power transmission line operation problem that earthing pole brings extremely.
By above-described embodiment, running status that can the Real-Time Monitoring direct current grounding pole, to avoid the operation problem due to the DC power transmission line of extremely bringing of earthing pole.
Above-described embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only embodiment of the present utility model; and be not used in and limit protection domain of the present utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a direct current grounding pole detects the well monitoring device, it is characterized in that comprising,
Temperature sensor, level sensor, cooling-water temperature sensor, zigbee communication unit;
Described temperature sensor, level sensor and cooling-water temperature sensor all are placed in the detection well of described direct current grounding pole, described temperature sensor, level sensor and cooling-water temperature sensor are connected with described zigbee communication unit respectively, described temperature sensor gathers the temperature parameter in described detection well, described level sensor gathers the water level parameter in described detection well, described cooling-water temperature sensor gathers the water temperature parameter in described detection well, sends said temperature parameter, water level parameter and water temperature parameter to described zigbee communication unit.
2. a direct current grounding pole monitoring system, is characterized in that comprising at least one monitoring device as claimed in claim 1, also comprises data concentrator, communication unit, server;
Described monitoring device is monitored described direct current grounding pole and is detected temperature, water level and the water temperature in well, and monitoring result is sent to described data concentrator;
Described data concentrator sends to server to carry out the data analysis processing monitoring result of above-mentioned at least one monitoring device of collecting by described communication unit.
3. direct current grounding pole monitoring system according to claim 2, is characterized in that, described data concentrator is installed on head of mast, direct current grounding pole utmost point location.
4. direct current grounding pole monitoring system according to claim 2, is characterized in that, described communication unit comprises GPRS communication unit or 3G communication unit, or also comprise the communication unit transmission of monitoring result that adopts power carrier.
5. direct current grounding pole monitoring system according to claim 2, is characterized in that, described data concentrator further comprises the zigbee communication unit, the monitoring result sent for receiving at least one monitoring device;
Also comprise the Data Analysis unit, the monitoring result of collecting for the zigbee communication unit by described data concentrator is converted to real time data and sends to described communication unit;
Also comprise supply module, to zigbee communication unit, the power supply of Data Analysis unit of described data concentrator.
6. direct current grounding pole monitoring system according to claim 5, is characterized in that, this supply module adopts the mode of solar cell to be powered.
7. direct current grounding pole monitoring system according to claim 2, is characterized in that, described server further comprises data computational analysis unit, for utilizing monitoring result, carries out data analysis and calculating, obtains data results;
Also comprise database, for storing described data results;
Also comprise the information release unit, the data results of described data computational analysis unit is distributed on web page.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220665042 CN202956146U (en) | 2012-12-06 | 2012-12-06 | Monitoring device of detection well of DC (direct current) earth electrode and system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220665042 CN202956146U (en) | 2012-12-06 | 2012-12-06 | Monitoring device of detection well of DC (direct current) earth electrode and system thereof |
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| Publication Number | Publication Date |
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| CN202956146U true CN202956146U (en) | 2013-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220665042 Expired - Fee Related CN202956146U (en) | 2012-12-06 | 2012-12-06 | Monitoring device of detection well of DC (direct current) earth electrode and system thereof |
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| CN (1) | CN202956146U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105628103A (en) * | 2016-02-29 | 2016-06-01 | 国家电网公司 | High-voltage DC transmission system earth electrode state monitoring device |
| CN109142429A (en) * | 2017-06-15 | 2019-01-04 | 南方电网科学研究院有限责任公司 | A kind of detection system and detection method of vertical grounding electrode temperature characteristic |
-
2012
- 2012-12-06 CN CN 201220665042 patent/CN202956146U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105628103A (en) * | 2016-02-29 | 2016-06-01 | 国家电网公司 | High-voltage DC transmission system earth electrode state monitoring device |
| CN109142429A (en) * | 2017-06-15 | 2019-01-04 | 南方电网科学研究院有限责任公司 | A kind of detection system and detection method of vertical grounding electrode temperature characteristic |
| CN109142429B (en) * | 2017-06-15 | 2024-04-16 | 南方电网科学研究院有限责任公司 | Detection system and detection method for temperature rise characteristic of vertical grounding electrode |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20211206 |
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| CF01 | Termination of patent right due to non-payment of annual fee |