CN204906010U - Transmission line dynamic monitoring early warning system - Google Patents
Transmission line dynamic monitoring early warning system Download PDFInfo
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- CN204906010U CN204906010U CN201520723395.8U CN201520723395U CN204906010U CN 204906010 U CN204906010 U CN 204906010U CN 201520723395 U CN201520723395 U CN 201520723395U CN 204906010 U CN204906010 U CN 204906010U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 54
- 238000012544 monitoring process Methods 0.000 title claims abstract description 49
- 238000012545 processing Methods 0.000 claims abstract description 45
- 238000004891 communication Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000007613 environmental effect Effects 0.000 abstract description 10
- 238000004364 calculation method Methods 0.000 abstract description 7
- 238000005259 measurement Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
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Abstract
The utility model provides a pair of transmission line dynamic monitoring early warning system, include a plurality of monitoring node that sets up along power line, with each monitoring node communication connection's concentrator and with concentrator communication connection's remote monitoring terminal, the monitoring node includes sensor module and the processing module who is connected with sensor module, processing module and concentrator communication connection can monitor calculation by real -time environmental factor according to transmission line dynamicly to can be in time carrying out the accuracy according to the current -carrying capacity of reality and reporting to the police, the staff of being convenient for makes exact transmission line burden apportionment decision -making, effectively guarantees transmission line's continual and steady operation, avoids appearing power failure accident.
Description
Technical field
The utility model relates to a kind of monitoring system, particularly relates to a kind of transmission line dynamic monitoring early warning system.
Background technology
The ampacity of transmission line is one of important indicator of electric power distribution, it is the important parameter guaranteeing that electric power system works continually and steadily, at present, transmission line has different system of layings according to the geographical environment of reality, comprise: direct burial, cable trough system of laying, tube-through type lays and is directly exposed to the system of laying in air, different system of layings is because the difference of environmental factor is by impact larger for the ampacity existence on transmission line, even if same transmission line also may possess four kinds of above-mentioned system of layings, to the direct measurement of ampacity and theory calculate, usual employing at present for the ampacity of transmission line judges whether ampacity exceedes the limit of setting, but there is serious impact for the accurate evaluation of ampacity in this mode, and then have influence on the decision-making correctness of power transmission and distribution.
Therefore, need to propose a kind of new monitoring system, the dynamically monitoring calculation of the environmental factor according to transmission line that can be real-time, and can accurately report to the police according to the ampacity of reality in time, be convenient to the Decision of Allocation that staff makes correct power line load, the continual and steady operation of effective guarantee transmission line, avoids occurring power outage.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of transmission line dynamic monitoring early warning system, the dynamically monitoring calculation of the environmental factor according to transmission line that can be real-time, and can accurately report to the police according to the ampacity of reality in time, be convenient to the Decision of Allocation that staff makes correct power line load, the continual and steady operation of effective guarantee transmission line, avoids occurring power outage.
A kind of transmission line dynamic monitoring early warning system that the utility model provides, the remote monitoring terminal comprising several monitoring nodes arranged along power circuit, the concentrator communicated to connect with each monitoring node and communicate to connect with concentrator; The processing module that described monitoring node comprises sensor assembly and is connected with sensor assembly, described processing module and concentrator communicate to connect;
Described sensor assembly comprises environment temperature sensor, line temperature sensor, current sensor and humidity sensor;
Described remote monitoring terminal comprises server module and input/output module, and described server module and concentrator communicate to connect, and described input/output module is connected with server module.
Further, the memory that described processing module comprises pre-process circuit, the first treatment circuit, the second treatment circuit and is connected with the second treatment circuit, described pre-process circuit comprises the amplifying circuit, filter circuit and the analog to digital conversion circuit that connect successively, the input of described amplifying circuit is connected with sensor assembly, the output of analog-digital conversion circuit as described is connected with the first treatment circuit and the second treatment circuit, described first treatment circuit is connected with the second treatment circuit, and described second treatment circuit and concentrator communicate to connect.
Further, described concentrator is communicated to connect by wireless communication module and server module.
Further, described wireless communication module comprises the one in 3G communication module, 4G communication module or ethernet communication module.
Further, the described server module database server that comprises the processing server communicated to connect with concentrator, the storage server communicated to connect with processing server and communicate to connect with processing server.
Further, the described input/output module alarm that comprises the display be connected with processing server, the input keyboard be connected with processing server and be connected with processing server.
The beneficial effects of the utility model: the transmission line dynamic monitoring early warning system that the utility model provides, the dynamically monitoring calculation of the environmental factor according to transmission line that can be real-time, and can accurately report to the police according to the ampacity of reality in time, be convenient to the Decision of Allocation that staff makes correct power line load, the continual and steady operation of effective guarantee transmission line, avoids occurring power outage.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is theory diagram of the present utility model.
Embodiment
Fig. 1 is theory diagram of the present utility model, as shown in the figure, a kind of transmission line dynamic monitoring early warning system that the utility model provides, the remote monitoring terminal comprising several monitoring nodes arranged along power circuit, the concentrator communicated to connect with each monitoring node and communicate to connect with concentrator; The processing module that described monitoring node comprises sensor assembly and is connected with sensor assembly, described processing module and concentrator communicate to connect;
Described sensor assembly comprises environment temperature sensor, line temperature sensor, current sensor and humidity sensor;
Described remote monitoring terminal comprises server module and input/output module, and described server module and concentrator communicate to connect, and described input/output module is connected with server module; The dynamically monitoring calculation of the environmental factor according to transmission line that can be real-time, and can accurately report to the police according to the ampacity of reality in time, be convenient to the Decision of Allocation that staff makes correct power line load, the continual and steady operation of effective guarantee transmission line, avoids occurring power outage.
In the present embodiment, described processing module comprises pre-process circuit, first treatment circuit, second treatment circuit and the memory be connected with the second treatment circuit, described pre-process circuit comprises the amplifying circuit connected successively, filter circuit and analog to digital conversion circuit, the input of described amplifying circuit is connected with sensor assembly, the output of analog-digital conversion circuit as described is connected with the first treatment circuit and the second treatment circuit, described first treatment circuit is connected with the second treatment circuit, described second treatment circuit and concentrator communicate to connect, described first treatment circuit and the second treatment circuit all adopt existing chip or single-chip microcomputer.
In the present embodiment, described concentrator is communicated to connect by wireless communication module and server module, described wireless communication module comprises the one in 3G communication module, 4G communication module or ethernet communication module, in this way, the data interaction between each detection node and processing server can be beneficial to, avoid complicated connection, certainly, it is one that concentrator has more than, according to number and the physical location of the length reasonable distribution concentrator of the transmission line of reality.
In the present embodiment, the database server that described server module comprises the processing server communicated to connect with concentrator, the storage server communicated to connect with processing server and communicates to connect with processing server.
In the present embodiment, the alarm that described input/output module comprises the display be connected with processing server, the input keyboard be connected with processing server and is connected with processing server.
Below detailed elaboration is made to operation principle of the present utility model:
When transmission line is provided and delivered to electric energy, the ampacity of environment on transmission line that lay of transmission line has great impact, once after transmission line laid, the parameter that so ampacity is relevant to transmission line is just determined substantially, the machine-processed loss of such as insulating, the interchange thermal resistance of conductor when allowing maximum operating temperature, insulation thermal resistance, the thermal resistance of cell lining of circuit, the oversheath thermal resistance of circuit, the core number of cable, the loss factor of metal sheath and the loss factor etc. of armour, therefore, after transmission line has laid, ampacity has the environmental factor of transmission line to determine substantially, but, the environmental factor of transmission line is not constant, but change at any time, under different environmental factor conditions, the ampacity that transmission line allows also changes thereupon, if do not reach the ampacity of permission, so the wasting of resources will be caused, if ampacity is excessive, so the damage of transmission line will be caused, cause power outage.
In a monitoring node of the present utility model, by the environment temperature sensor in sensor assembly and line temperature sensor, the ambient temperature of transmission line and line temperature are monitored, humidity sensor is used for monitoring the ambient humidity of transmission line, current sensor is used for monitoring the ampacity of the transmission line of current monitoring point, the monitoring result of each transducer is by being input in the first treatment circuit and the second treatment circuit respectively after pre-process circuit process, wherein, first treatment circuit is calculated the theoretical ampacity in current environment by ambient temperature and above-mentioned parameter, and export result of calculation to the second treatment circuit, second treatment circuit receives the monitor signal of each transducer output and processes monitor signal, the contents processing of the second treatment circuit comprises: contrast the variation of ambient temperature situation of transmission line, analyze the variation of ambient temperature situation that transmission line lays, the self-temperature of transmission line is contrasted, analyze the variations in temperature situation of transmission line self, by ambient temperature, cable own temperature and ambient humidity carry out analysis contrast, judge that humidity is to ambient temperature, the impact of cable temperature, and preset humidity-variations in temperature table of comparisons in the second treatment circuit, the temperature and humidity situation detected according to reality and humidity-variations in temperature table of comparisons judge under different humidity condition, the changing condition of line temperature and ambient temperature, and under same humidity condition (in different laying way of local or the humidity differences of diverse location within setting range), the changing condition of line temperature and ambient temperature, thus be beneficial to staff and make disposal decision accurately, second treatment circuit also contrasts the calculated results and actual measurement ampacity, judge whether current ampacity conforms to theoretical ampacity, if actual measurement ampacity is less than theoretical ampacity, show that current transmission line resource does not make full use of, if be greater than current theoretical ampacity, show out-of-limit, then need to generate corresponding warning message, above-mentioned information is packed and is sent in processing server by concentrator by the second central processing circuit in the lump, the information that processing server transmits according to each concentrator carries out reprocessing to data, comprise contrast current environmental temperature and survey line temperature and whether exceed standard, generate corresponding warning message, reported to the police by alarm, and by display, corresponding data message is shown, current actual measurement ampacity is less than theoretical ampacity and difference is greater than setting range, the instruction of processing server output alarm, when actual measurement ampacity is greater than theoretical ampacity, the same output alarm instruction of processing server, staff makes corresponding disposal decision according to processing server reprocessing result, the ampacity maximum that theoretical ampacity and current transmission line allow also compares by processing server, if the difference that theoretical ampacity is less than allowed maximum carrying capacity is greater than setting range, processing server output alarm information, certainly, the theoretical ampacity of different laying way of local also carries out contrasting (the ampacity of the transmission line of different laying way of local by processing server, the information such as temperature, encode by during the second treatment circuit packing, package information coding under unified system of laying is identical, the coding of the package information of the transmission line of different system of layings is different, thus ensure that processing server accurately can identify the theoretical ampacity of same transmission line under each laid condition), the current-carrying value of the permission allowed in above-mentioned several system of layings compares, get the maximum carrying capacity that minimum permission current-carrying value allows for whole piece circuit.
The result of processing server process is stored in storage server, conveniently consult, in database server, store the machine-processed loss of insulation, the interchange thermal resistance of conductor when allowing maximum operating temperature, insulation thermal resistance, the thermal resistance of cell lining of circuit, the oversheath thermal resistance of circuit, the core number of cable, the preset parameters such as the loss factor of metal sheath and the loss factor of armour, processing server Real-time Obtaining above-mentioned parameter is also sent in each monitoring node, by the first processing server according to above-mentioned parameter and the theoretical ampacity of actual measurement calculation of parameter, after staff is analyzed by the monitoring parameter of Real-time Obtaining, (can only be modified by database server under authorising conditional when needing to adjust according to actual conditions the preset parameter of above-mentioned laying-out, otherwise, the theoretical ampacity calculated is invalid), preset parameter after Real-time Feedback adjusts by processing server is to each monitoring node, therefore, by above-mentioned mode, in whole monitoring and warning process, each information is all dynamic, considerably increase the accuracy of monitoring result, substantially increase the accuracy for decision-makings such as sharing of loads in power distribution network.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (6)
1. a transmission line dynamic monitoring early warning system, is characterized in that: the remote monitoring terminal comprising several monitoring nodes arranged along power circuit, the concentrator communicated to connect with each monitoring node and communicate to connect with concentrator; The processing module that described monitoring node comprises sensor assembly and is connected with sensor assembly, described processing module and concentrator communicate to connect;
Described sensor assembly comprises environment temperature sensor, line temperature sensor, current sensor and humidity sensor;
Described remote monitoring terminal comprises server module and input/output module, and described server module and concentrator communicate to connect, and described input/output module is connected with server module.
2. transmission line dynamic monitoring early warning system according to claim 1, it is characterized in that: described processing module comprises pre-process circuit, first treatment circuit, second treatment circuit and the memory be connected with the second treatment circuit, described pre-process circuit comprises the amplifying circuit connected successively, filter circuit and analog to digital conversion circuit, the input of described amplifying circuit is connected with sensor assembly, the output of analog-digital conversion circuit as described is connected with the first treatment circuit and the second treatment circuit, described first treatment circuit is connected with the second treatment circuit, described second treatment circuit and concentrator communicate to connect.
3. transmission line dynamic monitoring early warning system according to claim 1, is characterized in that: described concentrator is communicated to connect by wireless communication module and server module.
4. transmission line dynamic monitoring early warning system according to claim 3, is characterized in that: described wireless communication module comprises the one in 3G communication module, 4G communication module or ethernet communication module.
5. transmission line dynamic monitoring early warning system according to claim 1, is characterized in that: the database server that described server module comprises the processing server communicated to connect with concentrator, the storage server communicated to connect with processing server and communicates to connect with processing server.
6. transmission line dynamic monitoring early warning system according to claim 5, is characterized in that: the alarm that described input/output module comprises the display be connected with processing server, the input keyboard be connected with processing server and is connected with processing server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520723395.8U CN204906010U (en) | 2015-09-17 | 2015-09-17 | Transmission line dynamic monitoring early warning system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520723395.8U CN204906010U (en) | 2015-09-17 | 2015-09-17 | Transmission line dynamic monitoring early warning system |
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| CN204906010U true CN204906010U (en) | 2015-12-23 |
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| CN201520723395.8U Active CN204906010U (en) | 2015-09-17 | 2015-09-17 | Transmission line dynamic monitoring early warning system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300660A (en) * | 2016-08-13 | 2017-01-04 | 毛强平 | A kind of transmission line equipment long-distance monitoring method and system |
| CN109406954A (en) * | 2018-12-31 | 2019-03-01 | 国家电网有限公司 | Transmission line malfunction monitors position indicator system |
| CN109444675A (en) * | 2018-12-31 | 2019-03-08 | 国家电网有限公司 | Transmission line malfunction monitors system |
-
2015
- 2015-09-17 CN CN201520723395.8U patent/CN204906010U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300660A (en) * | 2016-08-13 | 2017-01-04 | 毛强平 | A kind of transmission line equipment long-distance monitoring method and system |
| CN106300660B (en) * | 2016-08-13 | 2019-01-18 | 广州特为电力科技有限公司 | A kind of transmission line equipment long-distance monitoring method and system |
| CN109406954A (en) * | 2018-12-31 | 2019-03-01 | 国家电网有限公司 | Transmission line malfunction monitors position indicator system |
| CN109444675A (en) * | 2018-12-31 | 2019-03-08 | 国家电网有限公司 | Transmission line malfunction monitors system |
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