CN217741384U - Circuit breaker control system based on LORA communication technology - Google Patents
Circuit breaker control system based on LORA communication technology Download PDFInfo
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- CN217741384U CN217741384U CN202220852291.7U CN202220852291U CN217741384U CN 217741384 U CN217741384 U CN 217741384U CN 202220852291 U CN202220852291 U CN 202220852291U CN 217741384 U CN217741384 U CN 217741384U
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- circuit breaker
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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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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention provides a scheme for remotely controlling the action of a circuit breaker, aiming at the problems of complexity and non-intellectualization of the communication between a special transformer acquisition terminal and the circuit breaker. The scheme is mainly used for state control of the distribution network circuit breaker, 485 communication and remote control operation functions are added in expansion, information transmission and automatic control between two power devices can be effectively achieved, operation risks are avoided, and an excellent automatic remote control solution is provided for the power industry or other related fields.
Description
Technical Field
The utility model relates to a communication technology field concretely relates to circuit breaker control system based on LORA communication technology.
Background
Along with social development and continuous improvement of national safety consciousness, the traditional communication mode that a special transformer acquisition terminal is directly connected with a breaker wire drawing line cannot meet the requirements of pursuing safety, intellectualization and the like in the power supply field, and if the distance between the special transformer acquisition terminal and the breaker is too long or the environment is complex, the complex power line wire drawing installation not only consumes manpower, but also has more safety risks in operation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a circuit breaker control system based on LORA communication technology to the complicated and non-intelligent problems such as above special transformer collection terminal and circuit breaker communication, including LORA _ COO module, a plurality of circuit breaker modules, a plurality of circuit breaker interface modules;
the LORA _ COO module is connected with the plurality of circuit breaker modules through LORA wireless signals and configured to acquire pulse signals from the special transformer acquisition terminal and convert the pulse signals into LORA signals to be transmitted to the circuit breaker modules corresponding to the LORA signals.
The circuit breaker module is connected with the circuit breaker through the circuit breaker interface module and is configured to transmit a signal to the circuit breaker through a serial port to complete the opening action.
Further, the PA15 interface of the LORA _ COO module is connected with the TRIP1_ IN interface;
the PB3 interface of the LORA _ COO module is connected with the TRIP2_ IN interface;
the PB4 interface of the LORA _ COO module is connected with the TRIP3_ IN interface;
the PB5 interface of the LORA _ COO module is connected with the TRIP4_ IN interface;
the PB6 interface of the LORA _ COO module is connected with a 485_UART _TXinterface of the 485 communication circuit;
the PB7 interface of the LORA _ COO module is connected with a 485_UART _RXinterface of the 485 communication circuit;
the PB9 th interface of the LORA _ COO module is connected with a 485_CTR interface of the 485 communication circuit;
the ANT interface of the LORA _ COO module is connected with an antenna circuit of the LORA _ COO module;
further, the PA12 interface of the circuit breaker module is connected to the EVENT _ EX interface of the circuit breaker interface module;
the circuit breaker module PA2 interface is connected with the circuit breaker interface module LGO _ TX interface;
the PA13 interface of the circuit breaker module is connected with the SWDIO interface of the circuit breaker interface module;
the PA10 interface of the breaker module is connected with the RXD interface of the breaker interface module;
the circuit breaker module PA14 interface is connected with a circuit breaker interface module SWCLK interface;
the circuit breaker module PA3 interface is connected with a circuit breaker interface module LOG _ RX interface;
the circuit breaker module ANT interface is connected with a circuit breaker module antenna circuit;
further, the first interface of the circuit breaker interface module is connected with a circuit breaker;
the sixth interface of the circuit breaker interface module circuit is connected with an LED circuit LED _ SIG _ IN interface;
the seventh interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ UART _ TX interface;
the eighth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ UART _ RX interface;
the ninth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ SHUT interface;
the tenth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ BREAK interface;
the eleventh interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ RUNNING interface;
the twelfth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ LORA _ TX interface;
the thirteenth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ ERROR interface;
further, an LED circuit LED _ SIG _ IN interface is connected with the red light-emitting diode;
the LED circuit LED _ UART _ TX interface is connected with a red light-emitting diode
The LED circuit LED _ UART _ RX interface is connected with a green light emitting diode
The LED circuit LED _ SHUT interface is connected with the red light-emitting diode;
the LED _ BREAK interface of the LED circuit is connected with the green light-emitting diode;
the LED circuit LED _ RUNNING interface is connected with the green light-emitting diode;
the LED circuit LED _ LORA _ TX interface is connected with a red light-emitting diode; (ii) a
The LED circuit LED _ ERROR interface is connected with the red light-emitting diode.
The utility model has the advantages that:
1, in a national power grid power supply system, a specific pulse signal sent by a special transformer acquisition terminal is wirelessly transmitted to a front-stage circuit breaker end of an ammeter through a lora communication technology, and remote switching-on and switching-off actions are automatically completed.
2 the scheme is mainly used for state control of the distribution network circuit breaker, the 485 communication and remote control operation functions are added in an expansion mode, information transmission and automatic control between two power devices can be effectively achieved, operation risks are avoided, and an excellent automatic remote control solution is provided for the power industry or other related fields
Drawings
FIG. 1 is a diagram of the operation of the lora module.
Fig. 2 is a schematic diagram of a circuit breaker interface module.
FIG. 3 is a schematic diagram of a 12V to 3.3V step-down circuit.
FIG. 4 is a schematic diagram of an LED circuit.
Figure 5 is a schematic diagram of a circuit breaker module.
FIG. 6 is a circuit diagram of a circuit for converting 220V to 5V and 3.3V of strong current
FIG. 7 is a schematic diagram of a circuit for converting DC12V to 5V and 3.3V
Fig. 8 is a schematic view of a 485 communication circuit.
FIG. 9 is a schematic diagram of the LORA _ COO module.
Fig. 10 is a schematic diagram of a module communication process.
Detailed Description
The operation of the present exemplary embodiment and its structure will be discussed in detail below. It should be appreciated that the present invention provides many applicable inventive concepts that can be embodied in a wide variety of contexts. The specific embodiments discussed are merely illustrative of specific configurations of the invention and specific embodiments for practicing the invention and are not intended to limit the scope of the invention.
The invention will be described below in connection with example embodiments in a specific context referring to a national grid power communication network. However, the present invention is also applicable to a communication system conforming to other standards of power line carrier communication.
Fig. 1 is a working relationship diagram of the lora module, and the connection mode and the working mode between the lora module and the special transformer acquisition terminal and between the lora module and the circuit breaker are explained in more detail. The specific working principle is as follows: when a special transformer acquisition terminal receives a signal for opening the circuit Breaker, such as the condition that an inferior ammeter of the circuit Breaker 1 has arrearages and the like, according to the corresponding relation between the special transformer acquisition terminal and the circuit Breaker, a pulse signal is continuously output to lora _ CCO at a pulse 1 port, the lora _ CCO receives the signal pulse, converts the signal pulse into a lora signal and transmits the lora signal to a lora _ Breaker end corresponding to the lora _ Breaker end, and the lora _ Breaker transmits the signal to the circuit Breaker through a serial port to complete the opening action; if the user successfully pays the fee, the special transformer acquisition terminal stops sending the pulse, the circuit Breaker end can be switched on again at the moment, and the switching-on action can be completed by utilizing the remote controllers matched with each lora _ Breaker, so that the remote wireless control of the circuit Breaker is realized.
The utility model provides a circuit breaker control system based on LORA communication technology against the complicated and non-intelligent problems of the special transformer acquisition terminal and the circuit breaker communication, including a LORA _ COO module, a plurality of circuit breaker modules and a plurality of circuit breaker interface modules;
the LORA _ COO module is connected with the plurality of circuit breaker modules through LORA wireless signals and is configured to acquire pulse signals from the special transformer acquisition terminal and convert the pulse signals into LORA signals to be transmitted to the circuit breaker modules corresponding to the LORA signals.
The circuit breaker module is connected with the circuit breaker through the circuit breaker interface module and is configured to transmit a signal to the circuit breaker through a serial port to complete the opening action.
The LORA _ COO module and the breaker module are a LORA module, the LORA _ XC module is a LORA _ XC30, and the LORA _ COO module and the breaker module are composed of a single chip microcomputer STM32L431+ LORA communication chip SX 1268.
The special transformer acquisition terminal is a general product of national network companies, can record the power consumption condition of a user, and can send pulse signals to control the regular conduction of a relay at an interface when the user is under charge. The special transformer acquisition terminal can be a single chip microcomputer which can send out pulse signals.
Further, the PA15 interface of the LORA _ COO module is connected with the TRIP1_ IN interface;
the PB3 interface of the LORA _ COO module is connected with the TRIP2_ IN interface;
the PB4 interface of the LORA _ COO module is connected with the TRIP3_ IN interface;
the PB5 interface of the LORA _ COO module is connected with the TRIP4_ IN interface;
the TRIP1_ IN, TRIP2_ IN, TRI3_ IN and TRIP4_ IN interfaces are respectively connected with the pulse signal interface of the conversion acquisition terminal.
The PB6 interface of the LORA _ COO module is connected with a 485 uart (universal asynchronous receiver transmitter) interface of the 485 communication circuit;
the PB7 interface of the LORA _ COO module is connected with a 485_UART (universal asynchronous receiver/transmitter) RX interface of the 485 communication circuit;
the PB9 th interface of the LORA _ COO module is connected with a 485_CTR interface of the 485 communication circuit;
the ANT interface of the LORA _ COO module is connected with an antenna circuit of the LORA _ COO module;
further, the PA12 interface of the circuit breaker module is connected to the EVENT _ EX interface of the circuit breaker interface module;
the circuit breaker module PA2 interface is connected with the circuit breaker interface module LGO _ TX interface;
the circuit breaker module PA13 interface is connected with the circuit breaker interface module SWDIO interface;
the circuit breaker module PA10 interface is connected with the circuit breaker interface module RXD interface;
the circuit breaker module PA14 interface is connected with a circuit breaker interface module SWCLK interface;
the circuit breaker module PA3 interface is connected with a circuit breaker interface module LOG _ RX interface;
further, the first interface of the circuit breaker interface module is connected with a circuit breaker;
the embodiment of the utility model provides a circuit breaker adopts Beijing people's electric appliances factory LLC's GM series product (moulded case circuit breaker).
The ANT interface of the breaker module is connected with an antenna circuit of the breaker module;
the sixth interface of the circuit breaker interface module circuit is connected with an LED circuit LED _ SIG _ IN interface;
the seventh interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ UART _ TX interface;
the eighth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ UART _ RX interface;
the ninth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ SHUT interface;
the tenth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ BREAK interface;
the eleventh interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ RUNNING interface;
the twelfth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ LORA _ TX interface;
the thirteenth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ ERROR interface;
the crowbar interface module is used for the communication between the breaker module and the breaker itself.
1. The interface 2 corresponds the circuit breaker power mouth, and 3, 4 interfaces correspond circuit breaker GND mouth, and 5, 8 interfaces correspond circuit breaker UART communication interface, and 11 interfaces correspond circuit breaker incident report mouth, and other mouthful circuit breaker parts do not have, draw out and reserve for use.
Further, an LED circuit LED _ SIG _ IN interface is connected with the red light-emitting diode;
the LED circuit LED _ UART _ TX interface is connected with a red light-emitting diode
The LED circuit LED _ UART _ RX interface is connected with the green light-emitting diode
The LED circuit LED _ SHUT interface is connected with the red light-emitting diode;
the LED _ BREAK interface of the LED circuit is connected with the green light-emitting diode;
the LED circuit LED _ RUNNING interface is connected with the green light-emitting diode;
the LED circuit LED _ LORA _ TX interface is connected with a red light-emitting diode; (ii) a
The LED circuit LED _ ERROR interface is connected with the red light-emitting diode.
The utility model discloses effectively accomplished special change acquisition terminal and remote controller and to the remote wireless state control of circuit breaker, under the original line connection state in not destroying scene, removed numerous and diverse electric power from and drawn together the line, reduced the artifical possibility of makeing mistakes, avoid the operational risk, still reached the effect that electric power network was neat and simple simultaneously, provide an outstanding automatic remote control solution for the state control of circuit breaker or other relevant electric power fields.
Claims (5)
1. A breaker control system based on an LORA communication technology is characterized by comprising an LORA _ COO module, a plurality of breaker modules and a plurality of breaker interface modules;
the LORA _ COO module is connected with the plurality of circuit breaker modules through LORA wireless signals and is configured to acquire pulse signals from the special transformer acquisition terminal, convert the pulse signals into LORA signals and transmit the LORA signals to the circuit breaker modules corresponding to the LORA signals;
the breaker module is connected with the breaker through the breaker interface module.
2. A circuit breaker control system based on LORA communication technology as claimed in claim 1,
the PA15 interface of the LORA _ COO module is connected with the TRIP1_ IN interface;
the PB3 interface of the LORA _ COO module is connected with the TRIP2_ IN interface;
the PB4 interface of the LORA _ COO module is connected with the TRIP3_ IN interface;
the PB5 interface of the LORA _ COO module is connected with the TRIP4_ IN interface;
the PB6 interface of the LORA _ COO module is connected with a 485_UART _TXinterface of the 485 communication circuit;
the PB7 interface of the LORA _ COO module is connected with a 485_UART _RXinterface of the 485 communication circuit;
the PB9 th interface of the LORA _ COO module is connected with a 485_CTR interface of the 485 communication circuit;
and the ANT interface of the LORA _ COO module is connected with an antenna circuit of the LORA _ COO module.
3. A circuit breaker control system based on LORA communication technology as claimed in claim 1,
the circuit breaker module PA12 interface is connected with the circuit breaker interface module EVENT _ EX interface;
the circuit breaker module PA2 interface is connected with the circuit breaker interface module LGO _ TX interface;
the PA13 interface of the circuit breaker module is connected with the SWDIO interface of the circuit breaker interface module;
the circuit breaker module PA10 interface is connected with the circuit breaker interface module RXD interface;
the circuit breaker module PA14 interface is connected with a circuit breaker interface module SWCLK interface;
the circuit breaker module PA3 interface is connected with a circuit breaker interface module LOG _ RX interface;
and the ANT interface of the breaker module is connected with an antenna circuit of the breaker module.
4. A circuit breaker control system based on LORA communication technology as claimed in claim 1,
the first interface of the circuit breaker interface module is connected with a circuit breaker;
the sixth interface of the circuit breaker interface module circuit is connected with an LED circuit LED _ SIG _ IN interface;
the seventh interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ UART _ TX interface;
the eighth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ UART _ RX interface;
the ninth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ SHUT interface;
the tenth interface of the circuit breaker interface module circuit is connected with the LED _ BREAK interface of the LED circuit;
the eleventh interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ RUNNING interface;
the twelfth interface of the circuit breaker interface module circuit is connected with the LED circuit LED _ LORA _ TX interface;
and a thirteenth interface of the circuit breaker interface module circuit is connected with an LED circuit LED _ ERROR interface.
5. A circuit breaker control system based on LORA communication technology as claimed in claim 1,
the LED circuit LED _ SIG _ IN interface is connected with the red light-emitting diode;
the LED circuit LED _ UART _ TX interface is connected with a red light-emitting diode
The LED circuit LED _ UART _ RX interface is connected with the green light-emitting diode
The LED circuit LED _ SHUT interface is connected with the red light-emitting diode;
the LED _ BREAK interface of the LED circuit is connected with the green light-emitting diode;
the LED circuit LED _ RUNNING interface is connected with the green light-emitting diode;
the LED circuit LED _ LORA _ TX interface is connected with a red light-emitting diode;
the LED circuit LED _ ERROR interface is connected with the red light-emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220852291.7U CN217741384U (en) | 2022-04-13 | 2022-04-13 | Circuit breaker control system based on LORA communication technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220852291.7U CN217741384U (en) | 2022-04-13 | 2022-04-13 | Circuit breaker control system based on LORA communication technology |
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| CN217741384U true CN217741384U (en) | 2022-11-04 |
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| CN202220852291.7U Active CN217741384U (en) | 2022-04-13 | 2022-04-13 | Circuit breaker control system based on LORA communication technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115173552A (en) * | 2022-06-24 | 2022-10-11 | 航天中电(重庆)微电子有限公司 | Circuit breaker control system and method based on wireless communication |
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2022
- 2022-04-13 CN CN202220852291.7U patent/CN217741384U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115173552A (en) * | 2022-06-24 | 2022-10-11 | 航天中电(重庆)微电子有限公司 | Circuit breaker control system and method based on wireless communication |
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