CN209264153U - A kind of intelligent temperature measurement on-line indicating fault integration unit of new E KL-W - Google Patents
A kind of intelligent temperature measurement on-line indicating fault integration unit of new E KL-W Download PDFInfo
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- CN209264153U CN209264153U CN201822111538.6U CN201822111538U CN209264153U CN 209264153 U CN209264153 U CN 209264153U CN 201822111538 U CN201822111538 U CN 201822111538U CN 209264153 U CN209264153 U CN 209264153U
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Abstract
The utility model relates to the intelligent temperature measurement on-line indicating fault integration unit technical fields of EKL-W, and disclose a kind of intelligent temperature measurement on-line indicating fault integration unit of new E KL-W, including CPU single-chip microcontroller, LCD MODULE, key control module, thermometric short trouble sensor module, it is grounded thermometric short trouble sensor module, high pressure is shown and lock modules, remote reset control module, RS485 remote communication module, current measurement module, monitoring center, switch power module, the output end of the CPU single-chip microcontroller and the input terminal of LCD MODULE are electrically connected, the input terminal of the LCD MODULE and the output end of key control module are electrically connected.The section that the utility model enables the accurate Judging fault of maintenance personnel to occur, improves the ability of accident analysis, to debug rapidly, reduces power supply interrupted district, shortens power off time, to electric power netting safe running is ensured, improves grid supply quality and plays an important role.
Description
Technical field
The utility model relates to the intelligent temperature measurement on-line indicating fault integration unit technical fields of EKL-W, specially a kind of
The intelligent temperature measurement on-line indicating fault integration unit of new E KL-W.
Background technique
The intelligent temperature measurement on-line indicating fault integration unit of EKL-W aims at the inspection that grid power supply system is monitored automatically and designed
Survey device.Distribution line is most importantly electric due to will appear short trouble, line current mutation, HV live displaying prompt
Cable junction is not timely feedbacked due to temperature change, it is therefore desirable to a kind of timely detection cable line temperature and size of current variation
And it alarms, and need the device of timely long-distance Log server failure.
The intelligent temperature measurement on-line indicating fault integration unit of EKL-W is widely used in 35KV (containing) following high-tension switch gear
And transformation and distribution system.Mainly for detection of, instruction, transmitting fault-signal and remote indication alarm is sent, while being also equipped with memory
With recovery function.The section for enabling the accurate Judging fault of maintenance personnel to occur, improves the ability of accident analysis, to exclude rapidly
Failure reduces power supply interrupted district, shortens power off time.To electric power netting safe running is ensured, improves grid supply quality and play important work
With.It is mostly installed at feeding out in circuit and transformation and distribution system for the electrical equipments such as high-tension switch cabinet, ring network cabinet, cable distribution box.
Utility model content
The purpose of this utility model is to provide a kind of comprehensive dresses of the intelligent temperature measurement on-line indicating fault of new E KL-W
Set, reached line cord tie-in temperature, line current measurement, cable current are mutated, shove, HV live displaying and locking etc.
The purpose of detection.
To achieve the above object, the utility model provides the following technical solutions: a kind of intelligent temperature measurement on-line of new E KL-W
Indicating fault integration unit, including CPU single-chip microcontroller, LCD MODULE, key control module, thermometric short trouble sensor die
Block, ground connection thermometric short trouble sensor module, high pressure is shown and lock modules, remote reset control module, RS485 remotely lead to
Believe module, current measurement module, monitoring center, switch power module, the output end and LCD MODULE of the CPU single-chip microcontroller
Input terminal be electrically connected, the output end of the input terminal of the LCD MODULE and key control module is electrically connected, described
The output end of thermometric short trouble sensor module and the input terminal of CPU single-chip microcontroller are electrically connected, the ground connection thermometric short circuit event
Wired detection interface of the output end and CPU single-chip microcontroller that hinder sensor module is electrically connected, and the high pressure is shown and lock modules
Output end and wired detection interface of CPU single-chip microcontroller be electrically connected, the output end of the remote reset control module and CPU are mono-
The input terminal of piece machine is electrically connected, and the output end of the RS remote communication module and the input terminal of CPU single-chip microcontroller are electrically connected, institute
Wired detection interface of the output end and CPU single-chip microcontroller of stating current detection module is electrically connected, and the monitoring center passes through RS485
Serial communication protocol and the input terminal of RS485 remote communication module are electrically connected.
Preferably, 485 communication interfaces are provided in the RS485 remote communication module.
Preferably, the CPU single-chip microcontroller uses STC12C5A60S2 chip.
Preferably, be provided on the CPU single-chip microcontroller RS485 communications line terminal, 485-A interface, 465-B interface and
Serial data communication connecting terminal is carried out for detection device and monitoring center.
Preferably, the switch power module includes the bridge rectifier to external ac power source type and rectification.
The utility model provides a kind of intelligent temperature measurement on-line indicating fault integration unit of new E KL-W.
Have it is following the utility model has the advantages that
(1), for the utility model by the way that temperature sensor is embedded in short circuit current sensor, sensor uses DS18B20
Detection cable surface temperature, electric current changes when temperature is more than setting range or when short trouble occurs in cable system,
It is calculated by program inside single-chip microcontroller, indicating fault and temperature change, curent change is shown by liquid crystal display, other short circuit events
If the grounded signal lamp on barrier instruction panel is bright, show that ground fault has occurred in cable system, if certain two-phase on panel
Short-circuit indicator light is bright, shows that short trouble has occurred in this two-phase, and the section for enabling the accurate Judging fault of maintenance personnel to occur is improved
The ability of accident analysis reduces power supply interrupted district to debug rapidly, shortens power off time, to ensuring electric power netting safe running,
Grid supply quality is improved to play an important role.
(2), the utility model has a power failure in the direct mutation of transcient short circuit time electric current, protection act as movement according to short circuit phenomenon
According to grounded part detection route zero-sequence current as judgment basis, display mode is completed by the indicator light on panel
, and when electric current meets or exceeds earth current starting alarming value in ground path, grounding sensor issues alarm signal
Host is passed to, after host receives this signal, generates corresponding alarm indication signal, while master control system can be sent signal to
System.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the intelligent temperature measurement on-line indicating fault integration unit of the utility model structure EKL-W；
Fig. 2 is the electrical block diagram of the utility model structure single-chip microcontroller；
Fig. 3 is the electrical block diagram of the utility model structure LCD MODULE；
Fig. 4 is the electrical block diagram of the utility model structure temperature transducer；
Fig. 5 is the electrical block diagram of the utility model structure current detection switch amount；
Fig. 6 is the utility model structure HV live displaying and exclusive circuit structural schematic diagram；
Fig. 7 is the utility model structure HV live displaying and exclusive circuit structural schematic diagram；
Fig. 8 is the electrical block diagram of the utility model structure RS485 remote communication module.
In figure: 1CPU single-chip microcontroller, 2 LCD MODULEs, 3 key control modules, 4 thermometric short trouble sensor modules, 5
Ground connection thermometric short trouble sensor module, 6 high pressures are shown and lock modules, 7 remote reset control modules, 8RS485 remotely lead to
Believe module, 9 current measurement modules, 10 monitoring centers, 11 switch power modules.
Specific embodiment
Embodiment 1
As shown in figures 1-8, the utility model provides a kind of technical solution: a kind of intelligent temperature measurement on-line event of new E KL-W
Barrier instruction integration unit, including CPU single-chip microcontroller 1, LCD MODULE 2, key control module 3, thermometric short trouble sensor
Module 4, ground connection thermometric short trouble sensor module 5, high pressure is shown and lock modules 6, remote reset control module 7, RS485
Remote communication module 8, current measurement module 9, monitoring center 10, switch power module 11, CPU single-chip microcontroller 1 use
STC12C5A60S2 chip, be provided on CPU single-chip microcontroller 1 RS485 communications line terminal, 485-A interface, 465-B interface and
Serial data communication connecting terminal, the output end and liquid crystal display mode of CPU single-chip microcontroller 1 are carried out for detection device and monitoring center
The input terminal of block 2 is electrically connected, and the input terminal of LCD MODULE 2 and the output end of key control module 3 are electrically connected, thermometric
The output end of short trouble sensor module 4 and the input terminal of CPU single-chip microcontroller 1 are electrically connected, ground connection thermometric short trouble sensing
The output end of device module 5 and wired detection interface of CPU single-chip microcontroller 1 are electrically connected, and high pressure is shown and the output end of lock modules 6
It is electrically connected with wired detection interface of CPU single-chip microcontroller 1, the output end of remote reset control module 7 is defeated with CPU single-chip microcontroller 1
Enter end to be electrically connected, the output end of RS485 remote communication module 8 and the input terminal of CPU single-chip microcontroller 1 are electrically connected, current detecting
The output end of module 9 and wired detection interface of CPU single-chip microcontroller 1 are electrically connected, and monitoring center 10 is assisted by RS485 serial communication
The input terminal of view and RS485 remote communication module 8 is electrically connected, and is provided with 485 communication interfaces in RS485 remote communication module 8,
Switch power module 11 includes the bridge rectifier to external ac power source type and rectification.
Embodiment 2
Short circuit current police instruction: it (can be wanted according to user when line current meets or exceeds the setting valve of short circuit current
Ask and adjusted before factory), short-circuit sensor issues alarm signal and is transferred to host by optical fiber, and host receives this signal
Afterwards, corresponding alarm indication signal is generated, while master control system can be sent signal to.
Embodiment 3
Grounding alarm instruction: when in ground path electric current meet or exceed earth current starting alarming value when (can according to
Family requires to be adjusted before factory), grounding sensor issues alarm signal and passes to host, after host receives this signal, produces
Raw corresponding alarm indication signal, while master control system can be sent signal to.
Embodiment 4
Temperature measurement on-line function: when short circuit current is more than setting value, cable temperature obviously changes, and passes through temperature sensing
Device detects and shows cable temperature value.
Embodiment 5
Current measurement function: the detection of real-time monitoring cable current, and carry out conversion and cable current event is shown by liquid crystal display
Barrier value.
Embodiment 6
Automatic reset system: after indicator issues alarm signal, if prosthetic resets, indicator will be in setting
It automatically resets in resetting time.
Embodiment 7
Manual reset: it after indicator generates alarm, can be carried out by pressing the removing button on indicator host panel
It releases alarm and carries out manual reset.
Embodiment 8
Test: this system can carry out self-test work by the removing button on panel, to detect the function of the machine.Continuously press
Removing button on lower panel 2 seconds, the machine enter self-test state, and the indicator light on all panels is glittering, and output relay is inhaled
It closes, illustrates that working condition is normal.
Embodiment 9
Automation: after indicator generates instruction alarm signal, alarm signal can be exported teletransmission.Also it can receive answering for a distant place
Position signal carries out rem ote reset operation to indicator.
Embodiment 10
HV live displaying and blocking function: HV live displaying A B C three-phase voltage by into overvoltage sensor point
After pressure, determine whether to charge by the device.Any phase electrification will be reliably latched.
When in use, the intelligent temperature measurement on-line indicating fault integration unit short-circuiting percentage principle of EKL-W is according to short circuit phenomenon,
Have a power failure as movement according to grounded part detection route zero-sequence current in the direct mutation of transcient short circuit time electric current, protection act as judgement
Foundation, display mode are completed by the indicator light on panel, and temperature-measurement principle, which refers to, is embedded in short circuit electricity temperature sensor
In flow sensor, sensor use DS18B20 detection cable surface temperature, when temperature be more than setting range when or cable system
Electric current changes when there is short trouble, calculates by program inside single-chip microcontroller, and indicating fault and temperature change, electric current becomes
Change is shown by liquid crystal display, if the grounded signal lamp on other short troubles instruction panel is bright, shows that cable system has occurred
Ground fault shows that short trouble has occurred in this two-phase if certain line to line fault indicator light on panel is bright.
Can to sum up obtain: by the way that temperature sensor is embedded in short circuit current sensor, sensor uses the utility model
DS18B20 detection cable surface temperature, electric current is sent out when temperature is more than setting range or when short trouble occurs in cable system
Changing is calculated by program inside single-chip microcontroller, and indicating fault and temperature change, curent change is shown by liquid crystal display,
If the grounded signal lamp on his short trouble instruction panel is bright, show that ground fault has occurred in cable system, if on panel
Certain line to line fault indicator light it is bright, show that short trouble has occurred in this two-phase, the accurate Judging fault of maintenance personnel enable to occur
The ability of accident analysis is improved in section, to debug rapidly, reduces power supply interrupted district, shortens power off time, to ensuring power grid
Safe operation improves grid supply quality and plays an important role, the integration unit short circuit of the utility model temperature measurement on-line indicating fault
Some principles have a power failure as movement in the direct mutation of transcient short circuit time electric current, protection act according to grounding parts sorting according to short circuit phenomenon
For survey line road zero-sequence current as judgment basis, display mode is to be completed by the indicator light on panel, and work as ground line
When electric current meets or exceeds earth current starting alarming value in road, grounding sensor issues alarm signal and passes to host, and host connects
After receiving this signal, corresponding alarm indication signal is generated, while master control system can be sent signal to.
Claims (5)
1. a kind of intelligent temperature measurement on-line indicating fault integration unit of new E KL-W, including CPU single-chip microcontroller (1), liquid crystal display mode
Block (2), key control module (3), thermometric short trouble sensor module (4), ground connection thermometric short trouble sensor module
(5), high pressure is shown and lock modules (6), remote reset control module (7), RS485 remote communication module (8), current measurement mould
Block (9), monitoring center (10), switch power module (11), it is characterised in that: the output end and liquid crystal of the CPU single-chip microcontroller (1)
The input terminal of display module (2) is electrically connected, and the input terminal of the LCD MODULE (2) is defeated with key control module (3)
Outlet is electrically connected, and the output end of the thermometric short trouble sensor module (4) and the input terminal of CPU single-chip microcontroller (1) are electrical
Connection, the output end of ground connection thermometric short trouble sensor module (5) and wired detection interface electricity of CPU single-chip microcontroller (1)
Property connection, the high pressure show and the electric connection of wired detection interface of the output end of lock modules (6) and CPU single-chip microcontroller (1),
The output end of the remote reset control module (7) and the input terminal of CPU single-chip microcontroller (1) are electrically connected, and the RS485 remotely leads to
Believe module (8) output end and CPU single-chip microcontroller (1) input terminal be electrically connected, the output end of the current measurement module (9) with
Wired detection interface of CPU single-chip microcontroller (1) is electrically connected, the monitoring center (10) by RS485 serial communication protocol with
The input terminal of RS485 remote communication module (8) is electrically connected.
2. the intelligent temperature measurement on-line indicating fault integration unit of a kind of new E KL-W according to claim 1, feature exist
In: 485 communication interfaces are provided on the RS485 remote communication module (8).
3. the intelligent temperature measurement on-line indicating fault integration unit of a kind of new E KL-W according to claim 1, feature exist
In: the CPU single-chip microcontroller (1) uses STC12C5A60S2 chip.
4. the intelligent temperature measurement on-line indicating fault integration unit of a kind of new E KL-W according to claim 1, feature exist
In: RS485 communications line terminal, 485-A interface, 465-B interface and for detecting are provided on the CPU single-chip microcontroller (1)
Device and monitoring center carry out serial data communication connecting terminal.
5. the intelligent temperature measurement on-line indicating fault integration unit of a kind of new E KL-W according to claim 1, feature exist
In: the switch power module (11) includes the bridge rectifier to external ac power source type and rectification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822111538.6U CN209264153U (en) | 2018-12-17 | 2018-12-17 | A kind of intelligent temperature measurement on-line indicating fault integration unit of new E KL-W |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822111538.6U CN209264153U (en) | 2018-12-17 | 2018-12-17 | A kind of intelligent temperature measurement on-line indicating fault integration unit of new E KL-W |
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| Publication Number | Publication Date |
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| CN209264153U true CN209264153U (en) | 2019-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822111538.6U Active CN209264153U (en) | 2018-12-17 | 2018-12-17 | A kind of intelligent temperature measurement on-line indicating fault integration unit of new E KL-W |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113671305A (en) * | 2021-06-17 | 2021-11-19 | 中国铁路设计集团有限公司 | Comprehensive sensing system for power transmission line |
| CN114970888A (en) * | 2021-10-08 | 2022-08-30 | 淮阴师范学院 | Component fault analysis system based on electric power electrical control |
-
2018
- 2018-12-17 CN CN201822111538.6U patent/CN209264153U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113671305A (en) * | 2021-06-17 | 2021-11-19 | 中国铁路设计集团有限公司 | Comprehensive sensing system for power transmission line |
| CN114970888A (en) * | 2021-10-08 | 2022-08-30 | 淮阴师范学院 | Component fault analysis system based on electric power electrical control |
| CN114970888B (en) * | 2021-10-08 | 2023-04-18 | 淮阴师范学院 | Component fault analysis system based on electric power electrical control |
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