CN203164737U - Intelligent circuit breaker monitoring unit - Google Patents
Intelligent circuit breaker monitoring unit Download PDFInfo
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- CN203164737U CN203164737U CN201320175684XU CN201320175684U CN203164737U CN 203164737 U CN203164737 U CN 203164737U CN 201320175684X U CN201320175684X U CN 201320175684XU CN 201320175684 U CN201320175684 U CN 201320175684U CN 203164737 U CN203164737 U CN 203164737U
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- monitoring unit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model discloses an intelligent circuit breaker monitoring unit. The intelligent circuit breaker monitoring unit includes an open entrance, an operation opening, a communication opening, a configuration opening, a monitoring opening and a main CPU; the open entrance and the operation opening are in interaction with the main CPU respectively through an electrical level conversion module; the communication opening is in interaction with the main CPU through a communication module; the configuration opening is in interaction with the main CPU through a configuration module; and the monitoring opening is in interaction with the main CPU through monitoring modules. According to the intelligent circuit breaker monitoring unit of the utility model, the intelligent circuit breaker monitoring unit is provided with the control unit, the communication unit, the configuration unit and the monitoring unit; and the main CPU is in charge of the coordination of the whole system and the control on each module. Compared with the prior art, replacing a traditional switch/various-intelligent element stack mode, the intelligent circuit breaker monitoring unit is applied to an intelligent transformer substation; and the intelligent circuit breaker monitoring unit is advantageous in simple structure, convenient installation, high integration of a control system and an information system, and equipment self-diagnosis function.
Description
Technical field
The utility model relates to power domain, relates to a kind of intelligent breaker monitoring unit of used for intelligent electric network.
Background technology
State Grid Corporation of China proposes to build " unified strong intelligent grid ", and as pith and the key node of intelligent grid, the design of intelligent substation and construction should demonstrate fully characteristics and the demand of " information-based, robotization and interactive ".
At present, the implementation of process layer is " traditional switch+intelligence switch controller " in the intelligent substation, transient mode as intelligent grid is built does not have really to realize the intellectuality of a switchgear, and No. one time switchgear also needs a large amount of pilot relays and cable.Simultaneously, a large amount of intelligent elements use at primary equipment, do not have " intelligence " of real realization primary equipment, and so-called intelligent switch only is the simple accumulation of primary equipment and intelligent element.
The utility model content
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides a kind of interface digitizing, the intelligent breaker monitoring unit of infosystem high concentration.
In order to achieve the above object, the technical scheme that the utility model adopts is: comprise out entrance, gathering hole, communication port, configuration mouth, monitoring mouth and host CPU, it is mutual by level switch module and host CPU respectively to open entrance and gathering hole; Communication port is mutual by communication module and host CPU; The configuration mouth is undertaken alternately by configuration module and host CPU; The monitoring mouth is mutual by monitoring modular and host CPU.
Also be provided with the current detection module for monitoring divide-shut brake current curve and motor energy storage curve between above-mentioned level switch module and the gathering hole.
Above-mentioned current detection module adopts the built-in sensors pattern.
Above-mentioned level switch module adopts direct-connected mode to be connected with host CPU, is connected on the GPIO interface of host CPU.
Above-mentioned communication port is the digital interface in intelligent breaker monitoring unit and the external world, and wherein communication module adopts GOOSE and MMS and the communication module that realization protection is communicated by letter with measuring and control data of supporting the REC61850 standard.
Above-mentioned communication module adopts the external control terminal of Ethernet and intelligent breaker monitoring unit to communicate by letter, and its communication media is optical fiber.
Above-mentioned monitoring modular comprises for the stroke monitoring modular of monitoring arc-chutes stroke curve and is used for monitoring SF
6Density, pressure, moisture curve and SF
6The SF of leak rate
6Monitoring modular, and stroke monitoring modular and SF
6One side of monitoring modular all links to each other with the monitoring mouth, and opposite side and host CPU are mutual.
The utility model compared with prior art has following beneficial effect:
The utility model is by arranging control module, communication unit, dispensing unit and monitoring means, is responsible for the coordination of total system and to the control of each module by host CPU; Compared to prior art, intelligent breaker monitoring unit of the present utility model is used in the intelligent substation, replaced the pattern that existing traditional switch and various intelligent element are piled up, realized simple in structure, easy for installation, control and the infosystem height is integrated, the intelligent breaker monitoring unit of equipment self-diagnosis, the real isolating switch that makes has possessed the condition of " intelligence ".
Further, motor energy storage travel switch, deciliter position auxiliary switch and the SF that opens on the entrance connection isolating switch of the present utility model
6Air pressure locking and alarm relay, the signal that these relays are sent into is converted to the discernible level signal of CPU through level switch module, transfers to host CPU at last, and host CPU utilizes these signals to generate the logics such as control locking of isolating switch; Operational module connects divide-shut brake coil, the energy storage motor on the isolating switch, operational order is sent by host CPU, because the level of host CPU output is lower, be not enough to drive divide-shut brake and energy storage motor, so realized by level switch module, the command conversion that host CPU is exported is the signal that can drive divide-shut brake and energy storage motor.
Further, level switch module of the present utility model and host CPU adopt direct-connected mode, middle no any bus, the rapidity of the operation of this raising and stability.Communication port and communication module are the digital interface in intelligent breaker monitoring unit and the external world, fiber optic Ethernet is adopted in communication, cancel original a large amount of transmission cable that uses, improved precision and simplified the structure, also improved rapidity and the stability of the operation of knowing clearly simultaneously.
Further, monitoring mouth of the present utility model and current monitoring module, stroke monitoring modular and SF
6Monitoring modular has constituted the monitoring function of intelligent monitoring unit, and the amount that can monitor comprises divide-shut brake current curve, arc-chutes stroke curve, motor energy storage curve and SF
6Density, pressure, moisture curve.Monitoring for the divide-shut brake current curve, this monitoring unit has provided than existing monitoring pattern the compacter built-in pattern of simple structure has been installed, by the principle module diagram as can be seen, the current monitoring module between gathering hole and level switch module, rather than adopt existing sensors external with monitoring equipment outside pattern.
At last, configuration of the present utility model mouthful and configuration module provide the configuration feature of system, configurable breaker mechanic property and SF
6The various parameters of the various parameters of characteristic and the energy storage characteristic of energy storage motor, this makes intelligent monitoring unit possess self-diagnostic function, can be when isolating switch breaks down or more early provide fault alarm signal, remind equipment safeguarded.
Description of drawings
Fig. 1 is principle module diagram of the present utility model;
Fig. 2 is device panel synoptic diagram of the present utility model;
Fig. 3 is the entrance principle schematic of opening of the present utility model;
Fig. 4 is gathering hole principle schematic of the present utility model;
Fig. 5 is monitoring of the present utility model mouthful principle schematic.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail:
Referring to Fig. 1, the utility model comprises out entrance, gathering hole, communication port, the configuration mouth, monitoring mouth and host CPU, it is mutual by level switch module and host CPU respectively to open entrance and gathering hole, level switch module adopts direct-connected mode to be connected with host CPU, be connected on the GPIO interface of host CPU, also be provided with the current detection module for monitoring divide-shut brake current curve and motor energy storage curve between level switch module and the gathering hole, wherein, current detection module adopts the built-in sensors pattern, the external Hall current sensor pattern that has replaced present use, simplify the installation of sensor, and improved the integration of system greatly.Communication port is mutual by communication module and host CPU; communication port is the digital interface in intelligent breaker monitoring unit and the external world; wherein communication module adopts GOOSE and MMS and the communication module that the realization protection is communicated by letter with measuring and control data of supporting the REC61850 standard; communication module adopts the external control terminal of Ethernet and intelligent breaker monitoring unit to communicate by letter, and its communication media is optical fiber.The configuration mouth is undertaken alternately by configuration module and host CPU; The monitoring mouth comprises for the stroke monitoring modular of monitoring arc-chutes stroke curve with for monitoring SF by monitoring modular and the mutual monitoring modular of host CPU
6Density, pressure, moisture curve and SF
6The SF of leak rate
6Monitoring modular, and stroke monitoring modular and SF
6One side of monitoring modular all links to each other with the monitoring mouth, and the alarm threshold according to configuration module arranges provides alarm signal, simultaneously real-time monitoring SF
6Leak rate.
As shown in Figure 1, the utility model provides a kind of intelligent breaker monitoring unit, and its interface comprises out entrance, gathering hole, communication port, configuration mouth and monitoring mouth; Internal module comprises level switch module, current monitoring module, communication module, configuration module, stroke monitoring modular and SF
6Monitoring modular.The intelligent breaker monitoring unit places in the mechanism case of isolating switch, and the fiber optic Ethernet that provides by communication port externally communicates.Opening entrance, gathering hole cooperates host CPU to finish the control function of isolating switch with level switch module; Monitoring mouth, current monitoring module, stroke monitoring modular, SF
6Monitoring modular cooperates host CPU to finish the monitoring function of isolating switch; The configuration mouth cooperates host CPU to finish the configuration feature of monitoring unit with configuration module, configuration module is used for the criterion setting of system's control and monitoring function, make supervisory system possess self-diagnostic function, it is the health status of the diagnosis self that system can be real-time, to the user report fault, the equipment that prevents operates with failure for a long time timely.The intelligent breaker monitoring unit possesses self-diagnostic function, can be in real time or the malfunction of prediction isolating switch early, and " intelligence " of real realization isolating switch.
As shown in Figure 2, the intelligent breaker monitoring unit is simple in structure, easy for installation, and all modules all are installed among the cabinet compact to design.
As shown in Figure 3, open that entrance is gathered the branch position of isolating switch, closed the position, energy storage fully, SF
6Locking and SF
6Alerting signal, the collection of signal adopt optocoupler to realize, by light-coupled isolation high level signal are converted into the discernible low voltage level signal of CPU.For the breaker mechanism that contains the equinoctial line circle, with another road SF
6The air pressure block signal adopts another set of electric current to gather.Unusual for the signals collecting that causes unusually owing to power supply that may occur, a road independent supervision of carrying out power supply is provided.
As shown in Figure 4, the switching winding of the external isolating switch of operational module, closing coil and energy storage motor for the breaker mechanism that contains the equinoctial line circle, provide another independently control loop.For the energy storage electric current of divide-shut brake coil current and motor, output terminal built-in current sensor, replaced external pattern, make system compacter, install more convenient.
As shown in Figure 5, the stroke monitoring module is used for the arc-extinguishing chamber of circuit breaker stroke of grating encoder collection being preserved and being judged, and cooperates the current monitoring module to provide the health status of breaker mechanic property jointly.Stroke sensor links to each other SF by shielded multiconductor cable with the monitoring mouth
6Sensor links to each other the collection SF that system is real-time by the RS-485 interface with the monitoring mouth
6With the state of stroke sensor, finished the judgement of circuit-breaker status by host CPU.
Above specific embodiment be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not limit concrete enforcement of the present utility model and only be defined in these explanations.For the utility model person of ordinary skill in the field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as the utility model claims scope required for protection.
Claims (7)
1. intelligent breaker monitoring unit is characterized in that: comprise out entrance, gathering hole, communication port, configuration mouth, monitoring mouthful and host CPU, it is mutual by level switch module and host CPU respectively to open entrance and gathering hole; Communication port is mutual by communication module and host CPU; The configuration mouth is undertaken alternately by configuration module and host CPU; The monitoring mouth is mutual by monitoring modular and host CPU.
2. intelligent breaker monitoring unit according to claim 1 is characterized in that: also be provided with the current detection module for monitoring divide-shut brake current curve and motor energy storage curve between described level switch module and the gathering hole.
3. intelligent breaker monitoring unit according to claim 2 is characterized in that: described current detection module employing built-in sensors pattern.
4. intelligent breaker monitoring unit according to claim 1 and 2, it is characterized in that: described level switch module adopts direct-connected mode to be connected with host CPU, is connected on the GPIO interface of host CPU.
5. intelligent breaker monitoring unit according to claim 1; it is characterized in that: described communication port is the digital interface in intelligent breaker monitoring unit and the external world, and wherein communication module adopts GOOSE and MMS and the communication module that realization protection is communicated by letter with measuring and control data of supporting the REC61850 standard.
6. intelligent breaker monitoring unit according to claim 5 is characterized in that: described communication module adopts the external control terminal of Ethernet and intelligent breaker monitoring unit to communicate by letter, and its communication media is optical fiber.
7. intelligent breaker monitoring unit according to claim 1 is characterized in that: described monitoring modular comprises for the stroke monitoring modular of monitoring arc-chutes stroke curve and is used for monitoring SF
6Density, pressure, moisture curve and SF
6The SF of leak rate
6Monitoring modular, and stroke monitoring modular and SF
6One side of monitoring modular all links to each other with the monitoring mouth, and opposite side and host CPU are mutual.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320175684XU CN203164737U (en) | 2013-04-09 | 2013-04-09 | Intelligent circuit breaker monitoring unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320175684XU CN203164737U (en) | 2013-04-09 | 2013-04-09 | Intelligent circuit breaker monitoring unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203164737U true CN203164737U (en) | 2013-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320175684XU Expired - Lifetime CN203164737U (en) | 2013-04-09 | 2013-04-09 | Intelligent circuit breaker monitoring unit |
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| CN (1) | CN203164737U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505945A (en) * | 2014-12-25 | 2015-04-08 | 南京因泰莱电器股份有限公司 | Intelligent circuit breaker control system based on IEC (international electrotechnical commission)-61850 standards |
| CN104779704A (en) * | 2015-05-05 | 2015-07-15 | 包建伟 | Intelligent miniature circuit breaker |
| CN106712303A (en) * | 2017-02-23 | 2017-05-24 | 苏州云电电力科技有限公司 | Circuit breaker operating mechanism box |
| CN106712303B (en) * | 2017-02-23 | 2024-07-02 | 苏州云电电力科技有限公司 | Breaker operating mechanism box |
-
2013
- 2013-04-09 CN CN201320175684XU patent/CN203164737U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505945A (en) * | 2014-12-25 | 2015-04-08 | 南京因泰莱电器股份有限公司 | Intelligent circuit breaker control system based on IEC (international electrotechnical commission)-61850 standards |
| CN104779704A (en) * | 2015-05-05 | 2015-07-15 | 包建伟 | Intelligent miniature circuit breaker |
| CN106712303A (en) * | 2017-02-23 | 2017-05-24 | 苏州云电电力科技有限公司 | Circuit breaker operating mechanism box |
| CN106712303B (en) * | 2017-02-23 | 2024-07-02 | 苏州云电电力科技有限公司 | Breaker operating mechanism box |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130828 |
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| CX01 | Expiry of patent term |