CN107681782A - A kind of control system of intelligent circuit breaker based on wireless network - Google Patents
A kind of control system of intelligent circuit breaker based on wireless network Download PDFInfo
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- CN107681782A CN107681782A CN201710959652.1A CN201710959652A CN107681782A CN 107681782 A CN107681782 A CN 107681782A CN 201710959652 A CN201710959652 A CN 201710959652A CN 107681782 A CN107681782 A CN 107681782A
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- 238000005516 engineering process Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 230000004224 protection Effects 0.000 abstract description 5
- 230000006870 function Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
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- 238000006243 chemical reaction Methods 0.000 description 2
- 230000002463 transducing effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
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- 239000004744 fabric Substances 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000012545 processing Methods 0.000 description 1
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Classifications
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- 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
- H02J13/00001—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 characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
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- H02J13/0075—
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/20—Systems supporting electrical power generation, transmission or distribution using protection elements, arrangements or systems
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The present invention relates to breaker field of intelligent control technology, a kind of more particularly to control system of intelligent circuit breaker based on wireless network, the present invention uses the Technology design of control unit, breaker and the mutually coordinated division of labor monitoring work of sensing unit, solves conventional circuit breaker monitoring and controlling difficulty, the technical problem that security is difficult to ensure that, reached with wireless remote monitoring and control mode neatly, effectively monitor breaker operating mode, and control system cost is small and with the technique effect of the safety protection functions such as alarm, Self-disconnecting；Use the breaker automatic control technology method for core with the digital-to-analogue such as SCM system, voltage x current sensor, strong and weak electric isolution control, solve and control technical problem that is dangerous, poorly efficient, taking time and effort manually, reached remote control monitoring, control mode is simple and convenient, takes less, the technique effect that operating efficiency is high.
Description
Technical field
The present invention relates to breaker field of intelligent control technology, more particularly to a kind of intelligent breaker based on wireless network
Control system.
Background technology
Breaker is the electric current for referring to close, carry and cut-off under normal loop condition and can closed, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition.Breaker is divided into primary cut-out by its use range
With low-voltage circuit breaker, high-low pressure identification of boundaries is relatively fuzzyyer, and more than 3kV typically is referred to as into High-Voltage Electrical Appliances.
Breaker be can be used to distribute electric energy, infrequently start asynchronous motor, and power circuit and motor etc. are carried out
Protection, when serious overloads or short circuit and the failure such as under-voltage occurs in they can automatic shutdown circuit, its function is equivalent to molten
Combination of the disconnected device formula switch with crossing underheat relay etc..And it is latter in disjunction fault current as need not change parts.Mesh
Before, obtain a wide range of applications
Existing breaker is typically in the serious hyperbaric environment of electromagnetic interference, thus can not be connect with traditional low-voltage
Touch method is detected and controlled, it is necessary to solves the problems, such as the security protections such as the high-voltage isulation between breaker control system high and low pressure side.
Secondly breaker is typically unevenly distributed in certain area, and number is more, and distribution is more spuious, and traditional monitor mode needs
Largely to connect up, and it is laborious time-consuming.Therefore, it is necessary to establish effective breaker intelligent monitor system.
The content of the invention
The technical problems to be solved by the invention, it is to be directed to above-mentioned technical deficiency, there is provided one kind is based on wireless
The control system of intelligent circuit breaker of network, using control unit, breaker and the mutually coordinated division of labor monitoring work of sensing unit
Technology design, solve conventional circuit breaker monitoring and controlling difficulty, the technical problem that security is difficult to ensure that, reached with radio remote
Journey monitor and control mode neatly, effectively monitor breaker operating mode, and control system cost is small and with alarm, Self-disconnecting
Deng the technique effect of safety protection function；Use and controlled with the digital-to-analogue such as SCM system, voltage x current sensor, strong and weak be electrically isolated as core
The breaker automatic control technology method of the heart, solve and control technical problem that is dangerous, poorly efficient, taking time and effort manually, reach
Remote control monitoring, control mode is simple and convenient, takes less, the technique effect that operating efficiency is high；Employ GPRS network, Internet
The Technology design of network interaction monitoring, solve breaker tradition monitor mode cloth linear load, monitor technical problem not in place,
Wireless, many-sided, multi-angle monitoring the technique effect that monitor can be by GPRS network realization to multiple breakers is reached.
In order to solve the above technical problems, the technical solution adopted in the present invention is：Including sensing unit, mains supply line,
Breaker, control unit and remote control unit；Breaker is arranged in mains supply line, the control terminal connection control of breaker
Unit, the input of sensing unit are arranged on mains supply line, and the output end of sensing unit is connected to control unit；Control is single
First wireless connection remote control unit；
Control unit includes SCM system, photoelectric coupled circuit, indicator lamp, latch, power module and GPRS module；Optocoupler
The input connection SCM system of circuit, the output end connection relay of photoelectric coupled circuit, the output end connection open circuit of relay
Device；GPRS module side is connected on the serial ports of SCM system, and GPRS module opposite side is connected with GPRS network；
Further optimize the technical program, the output end connection SCM system and relay of described power module；
Further optimize the technical program, described sensing unit includes voltage sensor, current sensor, voltage follow
Device and A/D change-over circuits；Voltage sensor is arranged on mains supply line, and the output end of voltage sensor is connected to voltage follow
On device；Current sensor is arranged on mains supply line, and the output end of current sensor is connected on voltage follower；Voltage with
Filter amplification circuit is connected with the output end of device；The input connection filter amplification circuit of A/D change-over circuits, A/D conversion electricity
The output end connection control unit on road；
Further optimize the technical program, described wireless energy control units include GPRS network, monitoring mobile phone, Internet
Network and control platform；GPRS network side is wirelessly connected with several breakers；GPRS network opposite side connects Internet
Network；GPRS network connects control platform by Internet network；Monitoring mobile phone wireless is connected on GPRS network；
Further optimize the technical program, described latch side connection sensing unit, latch opposite side is connected to
On the parallel port of SCM system；SCM system side is connected with regulator rectifier circuit and key circuit；SCM system is another
Side parallel connection has indicator lamp and display screen；
Further optimize the technical program, described SCM system includes ATmega128 single-chip microcomputers, crystal oscillator resets electricity
Road, clock positioning circuit；The output end of crystal oscillator reset circuit is connected to the XTAL1 pin and XTAL2 pin of ATmega128 single-chip microcomputers；
Clock-reset is electrically connected on PG mouths；
Further optimize the technical program, the UART-TXD pins connection singlechip chip of described GPRS module
ATmega128 RXD0 pins, the UART-RXD pins connection singlechip chip ATmega128 of GPRS module TXD0 pins；
Further optimize the technical program, described filter amplification circuit is quadravalence active filter circuit, and photoelectric coupled circuit is
MOC3021 circuits；Latch is 74LS373 circuits.
Compared with prior art, the present invention has advantages below：1st, it is used as master control list using ATmega128 series monolithics
Member, the memory of larger capacity and abundant powerful hardware interface circuit are integrated with, there is very high performance price ratio；2nd, with GPRS
The control mode of wireless network realizes the monitoring and control to multiple breakers, reduces the wiring of control system, and GPRS believes
Number strong antijamming capability, it is effectively guaranteed the accuracy of monitoring system signal transmission；3rd, system can far control the controlled open circuit of monitoring
Device accesses the situations such as the voltage x current of mains supply line, can also remote switch cabinet control breaker cut-off；4th, control unit,
Switch cubicle and the remote monitoring system three division of labor are clear and definite, and control structure is effective, and control flow is simplified；5th, it is strong and weak to be electrically isolated, prevent
Interference to weak electricity system, it ensure that the normal work of light-current system.
Brief description of the drawings
Fig. 1 is control structure figure of the present invention；
Fig. 2 is control unit structure chart；
Fig. 3 is sensing unit structures figure；
Fig. 4 is control network structure；
Fig. 5 is control flow chart；
Fig. 6 is remote control structure figure；
Fig. 7 is microcontroller system circuit structure chart；
Fig. 8 is filter circuit and A/D converting circuit structure figures；
Fig. 9 is relay circuit structure chart；
Figure 10 is data latch circuit structure chart.
In figure, 1, sensing unit；2nd, mains supply line；3rd, breaker；4th, control unit；5th, remote control unit；101、
Voltage sensor；102nd, current sensor；103rd, voltage follower；104th, filter amplification circuit；105th, A/D change-over circuits；
401st, SCM system；402nd, relay；403rd, photoelectric coupled circuit；404th, power module；405th, latch；406th, rectifying and voltage-stabilizing electricity
Road；407th, key circuit；408th, GPRS module；409th, indicator lamp；410th, display screen；501st, GPRS network；502、Internet
Network；503rd, control platform；504th, mobile phone is monitored.
Embodiment
To make the object, technical solutions and advantages of the present invention of greater clarity, with reference to embodiment and join
According to accompanying drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair
Bright scope.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring this
The concept of invention.
Embodiment one：Such as Fig. 1 to Figure 10, including sensing unit 1, mains supply line 2, breaker 3, control unit
4 and remote control unit 5；Breaker 3 is arranged in mains supply line 2, the control terminal connection control unit 4 of breaker 3, sensing
The input of unit 1 is arranged on mains supply line 2, and the output end of sensing unit 1 is connected to control unit 4；The nothing of control unit 4
Line connects remote control unit 5；
Control unit 4 includes SCM system 401, photoelectric coupled circuit 403, indicator lamp 409, latch 405, power module
404 and GPRS module 408；The input connection SCM system 401 of photoelectric coupled circuit 403, the output end connection of photoelectric coupled circuit 403
Relay 402, the output end connection breaker 3 of relay 402；The side of GPRS module 408 is connected to the string of SCM system 401
On mouth, the opposite side of GPRS module 408 is connected with GPRS network 501；
The output end connection SCM system 401 and relay 402 of described power module 404；
Described sensing unit 1 includes voltage sensor 101, current sensor 102, voltage follower 103 and A/D conversions
Circuit 105；Voltage sensor 101 is arranged on mains supply line 2, and the output end of voltage sensor 101 is connected to voltage follow
On device 103；Current sensor 102 is arranged on mains supply line 2, and the output end of current sensor 102 is connected to voltage follow
On device 103；The output end of voltage follower 103 is connected with filter amplification circuit 104；The input connection of A/D change-over circuits 105
Filter amplification circuit 104, the output end connection control unit 4 of A/D change-over circuits 105；
Described wireless energy control units 4 include GPRS network 501, monitoring mobile phone 504, Internet network 502 and control
Platform 503；The side of GPRS network 501 is wirelessly connected with several breakers 3；The opposite side of GPRS network 501 connects Internet
Network 502；GPRS network 501 connects control platform 503 by Internet network 502；Monitoring mobile phone 504 is wirelessly connected on
On GPRS network 501；
The described side of latch 405 connection sensing unit 1, the opposite side of latch 405 are connected to SCM system 401
On parallel port；The side of SCM system 401 is connected with regulator rectifier circuit 406 and key circuit 407；SCM system 401 is another
Side parallel connection has indicator lamp 409 and display screen 410；
Described SCM system 401 includes ATmega128 single-chip microcomputers, crystal oscillator reset circuit, clock positioning circuit；Crystal oscillator
The output end of reset circuit is connected to the XTAL1 pin and XTAL2 pin of ATmega128 single-chip microcomputers；Clock-reset is electrically connected to PG
On mouth；
The UART-TXD pins connection singlechip chip ATmega128 of described GPRS module 408 RXD0 pins, GPRS
The UART-RXD pins connection singlechip chip ATmega128 of module 408 TXD0 pins；
Described filter amplification circuit 104 is quadravalence active filter circuit, and photoelectric coupled circuit 403 is MOC3021 circuits；Latch
Device 405 is 74LS373 circuits.
Fig. 1 is the control structure figure of the system, and the intelligence control system of this breaker mainly includes sensing unit 1, control
Unit 4 and remote control unit 5；Wherein sensing unit 1 is arranged on mains supply line 2, the main electricity for monitoring mains supply line 2
The working conditions such as current voltage, and whether be grounded, the states such as fire, electric leakage whether occur, and to being installed on mains supply line
Breaker realize monitoring；
In Fig. 2, control unit 4 is mainly analyzed transducing signal, and is shown by display screen 410；Staff can
System is operated by key circuit 407, secondly, control unit 4 is connected to the system by connecting GPRS module 408
On GPRS network 501, to realize the controlled in wireless of system；Finally, SCM system 401 passes through photoelectric coupled circuit 403 and relay
Device 402 realizes the real-time control to breaker 3；Secondly, SCM system 401 is latched by latch 405 and comes from sensing unit
The information of generation；Power module 404 is the electricity of the SCM system 401 and the offer stabilization of relay 402 in this control unit 4
Source.
Secondly, Fig. 3 is the structure chart of sensing unit 1, and sensor used in the system includes voltage sensor 101 and electricity
102 two kinds of flow sensor, it is therefore desirable to which signal transacting is carried out respectively to both signals；Wherein signal processing flow mainly includes
Collection keeps, filtered, after amplification, it is also necessary to which A/D change-over circuits 105, which change analog signal to data signal, could supply control
Unit 4 identifies；The effect of sensing unit 1 is the signal for gathering sensor, and improves the resolution ratio of signal, and ensure signal has
With property, so as to finally realize that the system is efficient, the quick information collection function of breaker 3；
Fig. 4 is the network controlling structure figure of the system, and the present apparatus is arranged on the side of breaker 3, and it passes through GPRS module 408
Control system is connected on GPRS network 501, realize Wireless remote control, and the advantage of the system be to make it is multiple
Breaker 3 is connected on GPRS network 501 simultaneously, realizes integrated control, reduces the work load and work of staff
Make the time, and realize many-sided, multi-angle Internet of Things monitoring, avoid the challenges such as wiring；
Fig. 7 is the circuit structure diagram of SCM system, and the system uses ATmega128 SCM systems as control core
The heart, it is integrated with the memory 18 of larger capacity and abundant powerful hardware interface circuit, has high performance and price ratio,
Considerably increase the feasibility and practicality of the system；Fig. 8 is the structure chart of A/D change-over circuits 30 and filter circuit, and A/D is changed
Circuit 30 uses ADC0809 chips, and its integrated level is higher, and signal resolution is higher, ensure that the validity of the system signal, its
Deuterzooid circuit uses fourth-order band-pass circuit, effectively weakens the harmonic signal that sensing unit 1 sends transducing signal, ensure that defeated
Go out the quality of signal, improve the measurement accuracy of the system.
In Fig. 9, this circuit is realized to the control in breaker 3 using MOC3021 photoelectric coupled circuits and relay switch, and is carried out
Phototube Coupling, it is therefore prevented that influence of the harmonic signal of forceful electric power circuit to control circuit, improve the precision of this control circuit
It should be appreciated that the above-mentioned embodiment of the present invention is used only for exemplary illustration or explains the present invention's
Principle, without being construed as limiting the invention.Therefore, that is done without departing from the spirit and scope of the present invention is any
Modification, equivalent substitution, improvement etc., should be included in the scope of the protection.In addition, appended claims purport of the present invention
Covering the whole changes fallen into scope and border or this scope and the equivalents on border and repairing
Change example.
Claims (9)
- A kind of 1. control system of intelligent circuit breaker based on wireless network, it is characterised in that：Including sensing unit (1), main power supply Circuit (2), breaker (3), control unit (4) and remote control unit (5)；Breaker (3) is arranged on mains supply line (2) In, the control terminal connection control unit (4) of breaker (3), the input of sensing unit (1) is arranged on mains supply line (2), The output end of sensing unit (1) is connected to control unit (4)；Control unit (4) wireless connection remote control unit (5)；Control unit (4) includes SCM system (401), photoelectric coupled circuit (403), indicator lamp (409), latch (405), power supply Module (404) and GPRS module (408)；The input connection SCM system (401) of photoelectric coupled circuit (403), photoelectric coupled circuit (403) output end connection relay (402), the output end connection breaker (3) of relay (402)；GPRS module (408) one Side is connected on the serial ports of SCM system (401), and GPRS module (408) opposite side is connected with GPRS network (501).
- A kind of 2. control system of intelligent circuit breaker based on wireless network according to claim 1, it is characterised in that：Power supply The output end connection SCM system (401) and relay (402) of module (404).
- A kind of 3. control system of intelligent circuit breaker based on wireless network according to claim 1, it is characterised in that：Sensing Unit (1) includes voltage sensor (101), current sensor (102), voltage follower (103) and A/D change-over circuits (105)； Voltage sensor (101) is arranged on mains supply line (2), and the output end of voltage sensor (101) is connected to voltage follower (103) on；Current sensor (102) is arranged on mains supply line (2), and the output end of current sensor (102) is connected to electricity Press on follower (103)；The output end of voltage follower (103) is connected with filter amplification circuit (104)；A/D change-over circuits (105) input connection filter amplification circuit (104), the output end connection control unit (4) of A/D change-over circuits (105).
- A kind of 4. control system of intelligent circuit breaker based on wireless network according to claim 1, it is characterised in that：Wirelessly Control unit (4) includes GPRS network (501), monitoring mobile phone (504), Internet network (502) and control platform (503)； GPRS network (501) side is wirelessly connected with several breakers (3)；GPRS network (501) opposite side connects Internet Network (502)；GPRS network (501) connects control platform (503) by Internet network (502)；It is wireless to monitor mobile phone (504) It is connected on GPRS network (501).
- A kind of 5. control system of intelligent circuit breaker based on wireless network according to claim 1, it is characterised in that：Latch Device (405) side connection sensing unit (1), latch (405) opposite side are connected on the parallel port of SCM system (401)；It is single Piece machine system (401) side is connected with regulator rectifier circuit (406) and key circuit (407)；SCM system (401) opposite side Parallel connection has indicator lamp (409) and display screen (410).
- A kind of 6. control system of intelligent circuit breaker based on wireless network according to claim 1, it is characterised in that：Monolithic Machine system (401) includes ATmega128 single-chip microcomputers, crystal oscillator reset circuit, clock positioning circuit；The output end of crystal oscillator reset circuit It is connected to the XTAL1 pin and XTAL2 pin of ATmega128 single-chip microcomputers；Clock-reset is electrically connected on PG mouths.
- A kind of 7. control system of intelligent circuit breaker based on wireless network according to claim 1 or 4, it is characterised in that： The UART-TXD pins connection singlechip chip ATmega128 of GPRS module (408) RXD0 pins, GPRS module (408) UART-RXD pins connection singlechip chip ATmega128 TXD0 pins.
- A kind of 8. control system of intelligent circuit breaker based on wireless network according to claim 3, it is characterised in that：Filtering Amplifying circuit (104) is quadravalence active filter circuit.
- A kind of 9. control system of intelligent circuit breaker based on wireless network according to claim 1, it is characterised in that：Optocoupler Circuit (403) is MOC3021 circuits；Latch (405) is 74LS373 circuits.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710959652.1A CN107681782A (en) | 2017-10-16 | 2017-10-16 | A kind of control system of intelligent circuit breaker based on wireless network |
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| CN201710959652.1A CN107681782A (en) | 2017-10-16 | 2017-10-16 | A kind of control system of intelligent circuit breaker based on wireless network |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107681776A (en) * | 2016-08-02 | 2018-02-09 | 天津中电华利电器科技集团有限公司 | A kind of intelligent controller of omnipotent breaker |
| CN109245064A (en) * | 2018-09-27 | 2019-01-18 | 杭州四方博瑞科技股份有限公司 | dual-mode intelligent breaker |
| CN109904840A (en) * | 2019-04-12 | 2019-06-18 | 哈尔滨理工大学 | Sulfur hexafluoride breaker protects System and method for |
| CN112327723A (en) * | 2020-11-26 | 2021-02-05 | 安徽东方旭电气设备有限公司 | Central circuit breaker control system |
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| CN109904840A (en) * | 2019-04-12 | 2019-06-18 | 哈尔滨理工大学 | Sulfur hexafluoride breaker protects System and method for |
| CN112327723A (en) * | 2020-11-26 | 2021-02-05 | 安徽东方旭电气设备有限公司 | Central circuit breaker control system |
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