CN202049218U - Fault indicator with remote transmission function - Google Patents
Fault indicator with remote transmission function Download PDFInfo
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- CN202049218U CN202049218U CN2011201352315U CN201120135231U CN202049218U CN 202049218 U CN202049218 U CN 202049218U CN 2011201352315 U CN2011201352315 U CN 2011201352315U CN 201120135231 U CN201120135231 U CN 201120135231U CN 202049218 U CN202049218 U CN 202049218U
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- remote transmission
- fault detector
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 23
- 238000004891 communication Methods 0.000 abstract description 13
- 238000001514 detection method Methods 0.000 abstract description 7
- 238000012544 monitoring process Methods 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000011897 real-time detection Methods 0.000 description 3
- 201000004569 Blindness Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
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- 230000002950 deficient Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Locating Faults (AREA)
Abstract
A fault indicator with a remote transmission function comprises a detection device arranged on an overhead power line and in wireless signal connection with a computer in a terminal control room, the detection device comprises a line signal acquisition unit and a wireless transmitting device, and the wireless transmitting device comprises a handheld machine terminal and a data forwarding device. The fault indicator with the remote transmission function can detect running state of the line and fault sites in a real-time manner, when the running state of the line alters, a signal is rapidly uploaded to a scheduling terminal server in a remote wireless communication manner, and the server automatically judges possible fault sites via a software expert system and informs monitoring personnel and managerial personnel, so as to make a treatment decision quickly, thus power supply reliability and user satisfaction degree can be greatly improved. The fault indicator is suitable for the field of power line fault detection.
Description
Technical field
The utility model relates to a kind of accident warning device, relates in particular to a kind of pole line fault detector of energy telecommunication transmission means.
Background technology
In the power distribution network operational system, circuit branch is more, and it is more that cable is crossed in the restriction of urban area internal cause road conditions, method of operation complexity.The management maintenance workload of circuit is very big, though used factors such as line-failure indicator, accuracy that line-failure indicator is judged and weather conditions when breaking down in a large number, wastes time and energy during inquiry, causes power supply reliability lower.
At present how the pole line fault judgement is that the pole line fault detector is judged with the device of indication fault current flowing.At present how Shanghai City pole line fault judgement is that the pole line fault detector is judged with the device of indication fault current flowing.Work as line failure, the track walker can determine fault section by the variable color or the luminous demonstration of indicator, and finds out the trouble spot.
General criterion:
1) short circuit: when line voltage distribution decline 2kv, Δ I 〉=100～160A,
0.02S≤Δ t≤4, I=0, time-delay 6S.
2) ground connection: when line voltage distribution decline 3kv, Δ I 〉=10A,
ΔI
5≥35MA，Δt≥0.5S。
The shortcoming of present operative installations:
This mode is judged after need organizing the track walker to make an inspection tour, but because factors such as the indicator dust stratification does not see, extraneous factor interference maloperation, indicator self damage, the successful reclosing fault judgement is relatively poor, the earth fault judgement is relatively poor, the existing fault indicator eliminate artificial error in judgement, fault detector self damages caused wrong report/aspects such as the real-time of failing to report, report to the police that very big defective is arranged, practicality is relatively poor.And this device significantly increased the workload of line walking, and very big defective all arranged eliminating on artificial factor of judgment and the warning real-time, and the means of this kind fault detector warning simultaneously are single, make the staff can't prepare accurately to understand current line work situation.
How quick and precisely to solve above-mentioned variety of issue, improve power supply personnel's supervision level, the satisfaction that improves the user is a current important topic.Therefore in order to address the above problem the pole line fault detector that project verification plan development has the telecommunication means.
The utility model content
In order to solve the variety of problems under the prior art, the utility model provides a kind of fault detector with remote transmission function, and it has wireless data transmission function, can improve the fault detect accuracy rate greatly.
A kind of fault detector with remote transmission function comprises pick-up unit, it is characterized in that:
Described pick-up unit is arranged on the overhead power line;
Described pick-up unit is connected with the computer radio signal of terminal pulpit.
According to a kind of fault detector of the present utility model, it is characterized in that described pick-up unit specifically comprises line signal collector and wireless launcher with remote transmission function.
The line signal collector can be accomplished the running status of real-time detection line, such as sending electricity, power failure, ground connection, short circuit, overcurrent etc.
According to a kind of fault detector of the present utility model, it is characterized in that described wireless launcher comprises hand-held set terminal and data forwarding device with remote transmission function.
Hand-held set terminal and data forwarding device have the RF radio communication function, initiatively report failure message, determine fault section, functions such as branch and trouble spot rapidly.Thoroughly change past blindness line walking or segmentation combined floodgate trial line charging and search the backward way of fault, increase work efficiency greatly, shorten power off time, improve power supply reliability and economic benefit effectively.
According to a kind of fault detector of the present utility model, it is characterized in that described hand-held set terminal is connected with the computer radio signal of terminal pulpit with data forwarding device with remote transmission function.
A kind of fault detector with remote transmission function of the present utility model has following characteristics:
1. the utility model profile installation and design, can be charged conveniently install, size do not influence the pole line safety line apart from and consider requirements such as waterproof, anticorrosion, insulation.
2. current transformer profile of the present utility model and whole erection profile meet.
3. current transformer of the present utility model provides system's operation power supply (electric energy that consumes when not comprising communication) when providing induction to detect electric current.
4. consider that the current transformation scope is big on the pole line, current transformer wants to adapt on a large scale that electric current changes, to guarantee normally to detect electric current and to the external power supply.
5. may not have during because of the pole line fault, and consumed power is bigger when radio communication, current transformer can't normally ensure the power supply supply, so need to consider high power capacity, non-maintaining back-up source (super capacitor), the capacity of back-up source should safeguards system sends time of fault-signal to dispatch server, and non-maintaining in 5-10.
6. wireless launcher of the present utility model adopts more general interface, can change communication mode, such as mobile module communication (SMS, GPRS or CDMA), data radio station communication, RF communication or the like, to satisfy different on-the-spot communicating requirements.
7. the utility model needs to consider fault detector efficient communication networking mode as adopting data radio station or RF communication mode, guarantees that data in time send to the dispatching terminal server.The communication mode that fault detector adopts, active upload, non-fault regularly report working condition during fault.
Use a kind of fault detector of the present utility model to obtain following beneficial effect with remote transmission function:
1. the fault detector with remote transmission function of the present utility model can be accomplished the running status of real-time detection line and the place that fault takes place, such as sending electricity, power failure, ground connection, short circuit, overcurrent etc.When changing, the circuit running status is uploaded to the dispatching terminal server rapidly by the remote radio communication means, failure judgement may origination point automatically by the software specialist system for server, inform monitor staff and managerial personnel, handle it fast, can greatly improve power supply reliability, improve user's satisfaction.Realized that circuit and equipment operation carry out real time implementation, information system management.
2. the fault detector with remote transmission function of the present utility model realized pole line have failure message long-range, initiatively report, determine fault section, functions such as branch and trouble spot rapidly.Thoroughly change past blindness line walking or segmentation combined floodgate trial line charging and search the backward way of fault, increase work efficiency greatly, shorten power off time, improve power supply reliability and economic benefit effectively.
Description of drawings
Fig. 1 is a kind of concrete structure synoptic diagram with fault detector of remote transmission function of the present utility model.
Among the figure: 1-line signal collector, 2-wireless launcher, 3-terminal pulpit.
Embodiment
Below in conjunction with drawings and Examples the fault detector with remote transmission function of the present utility model is further described.
Embodiment
As shown in Figure 1, use the fault detector with remote transmission function of the present utility model to do following detection:
1. circuit send electro-detection: when circuit is transferred to when sending electricity by power failure, send circuit and send the electricity indication;
2. line outage detects: when circuit when sending electricity to transfer to have a power failure, send the line outage indication;
3. line-to-ground: trouble spot one side is sent the forward ground signalling, and opposite side sends the negative sense ground signalling, between forward and negative sense short-circuit signal, sends power cut signal with this localization of faults simultaneously;
4. the trouble spot scope is definite: when sending running statuses such as electricity, power failure, phase shortage, short circuit, overcurrent to change when circuit, the line signal collector detects the signal of variation, the various signals that change adopt wireless device to launch in the mode of coding, power supply station is as receiving terminal, and machine is handled the back and informed the operator on duty in modes such as sound and light alarm, screen displays as calculated;
5. the circuit phase shortage detects: when circuit during by phase shortage, send the indication of circuit phase shortage;
6. circuit over-current detection: when the circuit overcurrent, send the indication of circuit overcurrent;
7. alarm notification: computing machine sound and icon alarm, send the short message alarm signal to the person liable, clear failure time and faulty section.
Fault detector with remote transmission function of the present utility model can be accomplished the running status of real-time detection line and the place that fault takes place, when changing, the circuit running status is uploaded to the dispatching terminal server rapidly by the remote radio communication means, failure judgement may origination point automatically by the software specialist system for server, inform monitor staff and managerial personnel, handle it fast, can greatly improve power supply reliability, improve user's satisfaction.Be applicable to the feeder line fault detection range.
Claims (4)
1. the fault detector with remote transmission function comprises pick-up unit, it is characterized in that:
Described pick-up unit is arranged on the overhead power line;
Described pick-up unit is connected with the computer radio signal of terminal pulpit (3).
2. a kind of fault detector with remote transmission function as claimed in claim 1 is characterized in that, described pick-up unit specifically comprises line signal collector (1) and wireless launcher (2).
3. a kind of fault detector with remote transmission function as claimed in claim 2 is characterized in that described wireless launcher comprises hand-held set terminal and data forwarding device.
4. a kind of fault detector with remote transmission function as claimed in claim 3 is characterized in that, described hand-held set terminal is connected with the computer radio signal of data forwarding device with terminal pulpit (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201352315U CN202049218U (en) | 2011-04-29 | 2011-04-29 | Fault indicator with remote transmission function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201352315U CN202049218U (en) | 2011-04-29 | 2011-04-29 | Fault indicator with remote transmission function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202049218U true CN202049218U (en) | 2011-11-23 |
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ID=44989523
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201352315U Expired - Fee Related CN202049218U (en) | 2011-04-29 | 2011-04-29 | Fault indicator with remote transmission function |
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| Country | Link |
|---|---|
| CN (1) | CN202049218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105991768A (en) * | 2015-03-16 | 2016-10-05 | 霍尼韦尔国际公司 | System and method for remote set-up and adjustment of peripherals |
-
2011
- 2011-04-29 CN CN2011201352315U patent/CN202049218U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105991768A (en) * | 2015-03-16 | 2016-10-05 | 霍尼韦尔国际公司 | System and method for remote set-up and adjustment of peripherals |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20190429 |