CN111050090B - Auxiliary monitoring method for unattended transformer substation - Google Patents
Auxiliary monitoring method for unattended transformer substation Download PDFInfo
- Publication number
- CN111050090B CN111050090B CN201911391082.6A CN201911391082A CN111050090B CN 111050090 B CN111050090 B CN 111050090B CN 201911391082 A CN201911391082 A CN 201911391082A CN 111050090 B CN111050090 B CN 111050090B
- Authority
- CN
- China
- Prior art keywords
- monitoring
- thermal imaging
- camera
- spectrum
- information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/90—Arrangement of cameras or camera modules, e.g. multiple cameras in TV studios or sports stadiums
-
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/24—Circuit arrangements for boards or switchyards
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Radiation Pyrometers (AREA)
- Alarm Systems (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
An auxiliary monitoring method for an unattended transformer substation relates to the technical field of power systems and aims to solve the technical problems of improving monitoring reaction speed and monitoring efficiency. The method divides a monitoring object in a transformer substation into electrical equipment and non-electrical equipment; acquiring electrical acquisition information of electrical equipment monitoring objects through a transformer substation comprehensive automation system, and acquiring monitoring information of all monitoring objects by utilizing a thermal imaging double-spectrum monitoring camera; calculating alarm values of all monitoring objects according to the electrical acquisition information and the monitoring information; and calculating the dispatching value of each thermal imaging double-spectrum monitoring camera to the monitoring object according to the alarm value of each monitoring object, the in-place time of each camera and the residual execution time of the current cruising task, and timely sending dispatching instructions to the thermal imaging double-spectrum monitoring camera with the maximum dispatching value larger than a set value. The method provided by the invention is suitable for substations in remote areas.
Description
Technical Field
The invention relates to a technology of a power system, in particular to a technology of an auxiliary monitoring method of an unattended transformer substation.
Background
The railway, mine and smelting transformer substations are mostly located in suburb remote areas, and unattended operation can reduce personnel residence cost and inspection cost. The conventional unattended operation adopts combined monitoring of security protection, moving rings, videos and the like, the structure of a monitoring system is complex, the information integration rate of the combined monitoring is low, and the defect of high investment cost exists.
Disclosure of Invention
Aiming at the defects in the prior art, the technical problem to be solved by the invention is to provide the auxiliary monitoring method for the unattended transformer substation, which has high monitoring reaction speed and monitoring efficiency and low realization cost.
In order to solve the technical problems, the auxiliary monitoring method for the unattended transformer substation is characterized by comprising the following specific steps:
1) Setting a monitoring object in a transformer substation, defining the monitoring object of an electrical equipment class as a class A object, and defining the monitoring object of a non-electrical equipment class as a class B object;
2) Setting an alarm value with an initial value of 0 for each monitoring object, setting at least one piece of monitoring information for each monitoring object, and setting at least one piece of electrical acquisition information for each class A object;
3) A plurality of thermal imaging double-spectrum monitoring cameras capable of sensing temperature and illumination intensity are distributed in a transformer substation, at least one monitoring object is selected for each thermal imaging double-spectrum monitoring camera, and each monitoring object can be simultaneously selected by the plurality of thermal imaging double-spectrum monitoring cameras;
4) Acquiring electrical acquisition information of each class A object through a transformer substation comprehensive automation system, and acquiring monitoring information of each monitoring object by utilizing each thermal imaging double-spectrum monitoring camera;
the monitoring information acquisition method of the monitoring object comprises the following steps: firstly, shooting an image of a monitoring object by using a thermal imaging double-spectrum monitoring camera, then analyzing the shot image by adopting an image analysis method, and obtaining monitoring information of the monitoring object through image analysis;
5) For each piece of collected electrical collection information, if the collection value of the electrical collection information is out of a predefined normal range, increasing the alarm value of the class A object to which the electrical collection information belongs by 1;
for each piece of monitoring information monitored by each thermal imaging double-spectrum monitoring camera, if the monitoring value of the monitoring information is out of a predefined normal range, increasing the alarm value of a monitoring object to which the monitoring information belongs by 1;
6) For each monitoring object with the alarm value larger than 0, calculating the dispatching value of each thermal imaging double-spectrum monitoring camera capable of monitoring the monitoring object to the monitoring object, wherein the calculation formula is as follows:
F i,g ＝(1+ln(D g +1))×60/(T i,g +M i )
wherein F is i,g To monitorMonitoring object P g The ith thermal imaging double-spectrum monitoring camera pair monitoring object P g Scheduling value, P of g For the g-th monitoring object with the alarm value larger than 0, D g For monitoring object P g Is a warning value of (2);
wherein T is i,g To monitor the monitored object P g The ith thermal imaging double-spectrum monitoring camera moves from the front shooting machine position to the monitoring object P g The camera position is required to be in place;
wherein M is i To monitor the monitored object P g The remaining execution time of the current cruising task of the ith thermal imaging dual spectrum monitoring camera;
7) And selecting a maximum scheduling value from the scheduling values of the thermal imaging double-spectrum monitoring cameras for each monitored object, and if the selected maximum scheduling value is greater than 0.0001, sending a scheduling instruction for shooting the monitored object with the maximum scheduling value to the thermal imaging double-spectrum monitoring cameras.
Further, the monitoring information of the monitoring object includes: the highest temperature and the average temperature measured at the monitoring object, the illumination intensity at the monitoring object, whether foreign matters exist at the monitoring object, whether living bodies invade at the monitoring object, and whether living bodies enter at the monitoring object;
the electrical acquisition information of the class A object comprises real-time demand values, active power, reactive power and current working temperature of the class A object, three-phase voltage, three-phase current, three-phase overcurrent signals, three line voltage out-of-limit signals, three-phase current harmonic signals and three-phase voltage harmonic values of the class A object, and the power grid frequency of a power grid to which the class A object is connected.
According to the auxiliary monitoring method for the unattended transformer substation, the monitoring information monitored by the thermal imaging double-spectrum monitoring camera and the collected electrical collection information are utilized to monitor the monitored object in the transformer substation, and then the optimal camera is searched for executing the monitoring task according to the residual time of executing the previous task and the in-place time of executing the task by the camera, so that the monitoring reaction speed and the monitoring efficiency can be improved, the implementation cost is low, and the safety is high.
Detailed Description
The technical scheme of the present invention is further described in detail below with reference to specific embodiments, but the present embodiment is not intended to limit the present invention, and all similar structures and similar variations using the present invention should be included in the scope of the present invention, where the numbers represent the relationships of the same, and the english letters in the present invention distinguish the cases.
The auxiliary monitoring method for the unattended transformer substation is characterized by comprising the following specific steps of:
1) Setting a monitoring object in a transformer substation, defining the monitoring object of an electrical equipment class as a class A object, and defining the monitoring object of a non-electrical equipment class as a class B object;
the class B objects comprise strange monitoring areas such as a substation gate, a substation indoor corridor and other non-electrical equipment needing to be monitored;
2) Setting an alarm value with an initial value of 0 for each monitoring object, setting at least one piece of monitoring information for each monitoring object, and setting at least one piece of electrical acquisition information for each class A object;
the monitoring information of the monitoring object includes: the highest temperature and the average temperature measured at the monitoring object, the illumination intensity at the monitoring object, whether foreign matters exist at the monitoring object, whether living bodies invade at the monitoring object, and whether living bodies enter at the monitoring object;
the electrical acquisition information of the class A object comprises real-time demand values, active power, reactive power and current working temperature of the class A object, three-phase voltage, three-phase current, three-phase overcurrent signals, three line voltage out-of-limit signals, three-phase current harmonic signals, three-phase voltage harmonic values of the class A object and power grid frequency of a power grid to which the class A object is connected;
3) A plurality of thermal imaging double-spectrum monitoring cameras capable of sensing temperature and illumination intensity are distributed in a transformer substation, at least one monitoring object is selected for each thermal imaging double-spectrum monitoring camera, and each monitoring object can be simultaneously selected by the plurality of thermal imaging double-spectrum monitoring cameras;
4) Acquiring electrical acquisition information of each class A object through a transformer substation comprehensive automation system, and acquiring monitoring information of each monitoring object by utilizing each thermal imaging double-spectrum monitoring camera; the comprehensive automation system of the transformer substation is the prior art and is widely applied to the power system at present;
the monitoring information acquisition method of the monitoring object comprises the following steps: firstly, shooting an image of a monitoring object by using a thermal imaging double-spectrum monitoring camera, then analyzing the shot image by adopting an image analysis method (the image analysis method is the prior art), and obtaining monitoring information of the monitoring object through image analysis;
5) For each piece of collected electrical collection information, if the collection value of the electrical collection information is out of a predefined normal range, increasing the alarm value of the class A object to which the electrical collection information belongs by 1;
for each piece of monitoring information monitored by each thermal imaging double-spectrum monitoring camera, if the monitoring value of the monitoring information is out of a predefined normal range, increasing the alarm value of a monitoring object to which the monitoring information belongs by 1;
6) For each monitoring object with the alarm value larger than 0, calculating the dispatching value of each thermal imaging double-spectrum monitoring camera capable of monitoring the monitoring object to the monitoring object, wherein the calculation formula is as follows:
F i,g ＝(1+ln(D g +1))×60/(T i,g +M i )
wherein F is i,g To monitor the monitored object P g The ith thermal imaging double-spectrum monitoring camera pair monitoring object P g Scheduling value, P of g For the g-th monitoring object with the alarm value larger than 0, D g For monitoring object P g Alarm value of (2) D is 0-D g Not more than 29, ln () is natural logarithm;
wherein T is i,g To monitor the monitored object P g The ith thermal imaging double-spectrum monitoring camera moves from the front shooting machine position to the monitoring object P g Is set to the camera position (the set time includes the adjusted timeThe time required for shooting parameters), the time required for each thermal imaging dual-spectrum monitoring camera to move from one camera position to another camera position is preset manually, and if the thermal imaging dual-spectrum monitoring camera is moving from one camera position to the other camera position, the camera position which is about to arrive by the thermal imaging dual-spectrum monitoring camera is considered as the front camera position;
wherein M is i To monitor the monitored object P g The remaining execution time of the current cruising task of the ith thermal imaging dual spectrum monitoring camera, the execution time of the cruising task of the thermal imaging dual spectrum monitoring camera means: the time required by the thermal imaging double-spectrum monitoring camera to complete monitoring of the current monitoring object comprises the time of stay at the shooting position of the current monitoring object and the time required for moving from the shooting position of the current monitoring object to the shooting position of the next target monitoring object;
7) And selecting a maximum scheduling value from the scheduling values of the thermal imaging double-spectrum monitoring cameras for each monitored object, and if the selected maximum scheduling value is greater than 0.0001, sending a scheduling instruction for shooting the monitored object with the maximum scheduling value to the thermal imaging double-spectrum monitoring cameras.
In the embodiment of the invention, the thermal imaging dual-spectrum monitoring camera is in the prior art, and is specifically a camera with the model DS-2TD4136T-9 manufactured by the Kagawa company, and the camera is provided with a visible light camera core and an infrared light camera core, so that the detection and identification of temperature measurement, living body invasion of an area, out-of-range and entering/leaving of the area are supported, the multi-to-multi monitoring relation of the thermal imaging dual-spectrum monitoring camera to a monitored object can be realized, and the more the number of the thermal imaging dual-spectrum monitoring cameras is, the more accurate the monitoring information of the monitored object is.
Claims (2)
1. The auxiliary monitoring method for the unattended transformer substation is characterized by comprising the following specific steps of:
1) Setting a monitoring object in a transformer substation, defining the monitoring object of an electrical equipment class as a class A object, and defining the monitoring object of a non-electrical equipment class as a class B object;
2) Setting an alarm value with an initial value of 0 for each monitoring object, setting at least one piece of monitoring information for each monitoring object, and setting at least one piece of electrical acquisition information for each class A object;
3) A plurality of thermal imaging double-spectrum monitoring cameras capable of sensing temperature and illumination intensity are distributed in a transformer substation, at least one monitoring object is selected for each thermal imaging double-spectrum monitoring camera, and each monitoring object can be simultaneously selected by the plurality of thermal imaging double-spectrum monitoring cameras;
4) Acquiring electrical acquisition information of each class A object through a transformer substation comprehensive automation system, and acquiring monitoring information of each monitoring object by utilizing each thermal imaging double-spectrum monitoring camera;
the monitoring information acquisition method of the monitoring object comprises the following steps: firstly, shooting an image of a monitoring object by using a thermal imaging double-spectrum monitoring camera, then analyzing the shot image by adopting an image analysis method, and obtaining monitoring information of the monitoring object through image analysis;
5) For each piece of collected electrical collection information, if the collection value of the electrical collection information is out of a predefined normal range, increasing the alarm value of the class A object to which the electrical collection information belongs by 1;
for each piece of monitoring information monitored by each thermal imaging double-spectrum monitoring camera, if the monitoring value of the monitoring information is out of a predefined normal range, increasing the alarm value of a monitoring object to which the monitoring information belongs by 1;
6) For each monitoring object with the alarm value larger than 0, calculating the dispatching value of each thermal imaging double-spectrum monitoring camera capable of monitoring the monitoring object to the monitoring object, wherein the calculation formula is as follows:
F i,g ＝(1+ln(D g +1))×60/(T i,g +M i )
wherein F is i,g To monitor the monitored object P g The ith thermal imaging double-spectrum monitoring camera pair monitoring object P g Is adjusted according to (a)Degree value, P g For the g-th monitoring object with the alarm value larger than 0, D g For monitoring object P g Is a warning value of (2);
wherein T is i,g To monitor the monitored object P g The ith thermal imaging double-spectrum monitoring camera moves from the front shooting machine position to the monitoring object P g If the thermal imaging dual-spectrum monitoring camera is moving from one camera position to the other camera position, the camera position which is about to arrive by the thermal imaging dual-spectrum monitoring camera is regarded as a front-end camera position;
wherein M is i To monitor the monitored object P g The remaining execution time of the current cruising task of the ith thermal imaging dual spectrum monitoring camera, the execution time of the cruising task of the thermal imaging dual spectrum monitoring camera means: the time required by the thermal imaging double-spectrum monitoring camera to complete monitoring of the current monitoring object comprises the time of stay at the shooting position of the current monitoring object and the time required for moving from the shooting position of the current monitoring object to the shooting position of the next target monitoring object;
7) And selecting a maximum scheduling value from the scheduling values of the thermal imaging double-spectrum monitoring cameras for each monitored object, and if the selected maximum scheduling value is greater than 0.0001, sending a scheduling instruction for shooting the monitored object with the maximum scheduling value to the thermal imaging double-spectrum monitoring cameras.
2. The method for auxiliary monitoring of an unattended substation according to claim 1, characterized in that:
the monitoring information of the monitoring object includes: the highest temperature and the average temperature measured at the monitoring object, the illumination intensity at the monitoring object, whether foreign matters exist at the monitoring object, whether living bodies invade at the monitoring object, and whether living bodies enter at the monitoring object;
the electrical acquisition information of the class A object comprises real-time demand values, active power, reactive power and current working temperature of the class A object, three-phase voltage, three-phase current, three-phase overcurrent signals, three line voltage out-of-limit signals, three-phase current harmonic signals and three-phase voltage harmonic values of the class A object, and the power grid frequency of a power grid to which the class A object is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911391082.6A CN111050090B (en) | 2019-12-30 | 2019-12-30 | Auxiliary monitoring method for unattended transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911391082.6A CN111050090B (en) | 2019-12-30 | 2019-12-30 | Auxiliary monitoring method for unattended transformer substation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111050090A CN111050090A (en) | 2020-04-21 |
| CN111050090B true CN111050090B (en) | 2023-06-06 |
Family
ID=70241332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911391082.6A Active CN111050090B (en) | 2019-12-30 | 2019-12-30 | Auxiliary monitoring method for unattended transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111050090B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113472076B (en) * | 2021-07-02 | 2023-12-19 | 上海申瑞继保电气有限公司 | Dispatching method for monitoring cameras of railway traction substation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205428100U (en) * | 2015-12-30 | 2016-08-03 | 江苏穿越金点信息科技有限公司 | Intelligent alarm system of regional invasion monitoring of bus driver's cabin |
| CN108933889A (en) * | 2017-05-24 | 2018-12-04 | 田飞 | A kind of control method of video camera posture |
| CN109656173A (en) * | 2018-12-25 | 2019-04-19 | 北京太格时代自动化系统设备有限公司 | Rail traction substation auxiliary monitoring system |
| CN110139069A (en) * | 2019-04-04 | 2019-08-16 | 郑州轻大慧联光电研究院有限公司 | The full-time tracking thermal imaging thermometric of substation monitors system |
| CN110491066A (en) * | 2019-08-21 | 2019-11-22 | 深圳云感物联网科技有限公司 | Forest fire protection monitoring and warning system based on infrared thermal imaging |
-
2019
- 2019-12-30 CN CN201911391082.6A patent/CN111050090B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205428100U (en) * | 2015-12-30 | 2016-08-03 | 江苏穿越金点信息科技有限公司 | Intelligent alarm system of regional invasion monitoring of bus driver's cabin |
| CN108933889A (en) * | 2017-05-24 | 2018-12-04 | 田飞 | A kind of control method of video camera posture |
| CN109656173A (en) * | 2018-12-25 | 2019-04-19 | 北京太格时代自动化系统设备有限公司 | Rail traction substation auxiliary monitoring system |
| CN110139069A (en) * | 2019-04-04 | 2019-08-16 | 郑州轻大慧联光电研究院有限公司 | The full-time tracking thermal imaging thermometric of substation monitors system |
| CN110491066A (en) * | 2019-08-21 | 2019-11-22 | 深圳云感物联网科技有限公司 | Forest fire protection monitoring and warning system based on infrared thermal imaging |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111050090A (en) | 2020-04-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102722166B (en) | Intelligent vision detection system and state detection method of transformer substation device | |
| CN205029436U (en) | Robot system is patrolled and examined to intelligence in centralized control formula transformer substation | |
| CN106418865A (en) | Intelligent patrol safety helmet for transformer substation | |
| CN112083000B (en) | Intelligent identification method and system for appearance defects of substation equipment | |
| CN111050090B (en) | Auxiliary monitoring method for unattended transformer substation | |
| CN113033835B (en) | Intelligent patrol method, system and storage medium based on transformer substation | |
| CN116054417B (en) | Monitoring system and method for transformer substation | |
| CN109781266A (en) | A kind of the heating power distribution and overheating warning system of Substation Electric Equipment key position | |
| CN112880732B (en) | Power grid occupational harmful factor monitoring system | |
| CN103199618A (en) | Remote monitoring device of power station equipment | |
| CN115575755A (en) | Electric power facility inspection system based on artificial intelligence and Beidou technology | |
| CN117269655B (en) | Transformer substation power equipment temperature anomaly monitoring method, system, terminal and medium | |
| CN112543272B (en) | Transformer substation inspection camera device with light regulation function and method | |
| CN110969813B (en) | Unmanned monitoring method for railway substation based on edge calculation | |
| CN115150559B (en) | Remote vision system with acquisition self-adjustment calculation compensation and calculation compensation method | |
| CN105351234A (en) | Intelligent energy-saving fan system for nuclear island of nuclear power plant | |
| CN208171339U (en) | A kind of power plant's intelligent environment protection emission monitoring system | |
| CN205582221U (en) | Overheated real -time on -line measuring system of substation equipment | |
| CN206059137U (en) | A kind of intelligent transformer of below 800kVA | |
| CN205305012U (en) | Safety monitoring system of transformer substation based on binocular camera | |
| CN204241402U (en) | The online infrared monitoring device of dry reactor | |
| CN113938610A (en) | Unmanned aerial vehicle supervision method and system | |
| CN110728709B (en) | Intelligent switch identification system and method based on binocular vision technology | |
| CN210221296U (en) | On-spot management and control early warning device of transformer substation | |
| CN106158312A (en) | A kind of intelligent transformer of below 800kVA |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Chang Inventor after: Zhang Suning Inventor after: Teng Yue Inventor after: Yang Yong Inventor before: Li Chang Inventor before: Zhang Suning |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |