CN105259497A - Circuit breaker arc fault circuit breaker system and method - Google Patents
Circuit breaker arc fault circuit breaker system and method Download PDFInfo
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- CN105259497A CN105259497A CN201510713643.5A CN201510713643A CN105259497A CN 105259497 A CN105259497 A CN 105259497A CN 201510713643 A CN201510713643 A CN 201510713643A CN 105259497 A CN105259497 A CN 105259497A
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Abstract
The present invention discloses an arc fault circuit breaker method. The original load arc fault judgment basis corresponding to a current load is stored, and the first electrical signal on each power supply line is obtained in real time. The first electrical signal is sent to cloud storage and cloud computing platforms. According to the characteristic corresponding to the respective first electrical signal in a power supply line, the current load arc fault judgment basis corresponding to the load in the power supply line is calculated. The original load arc fault judgment basis is updated to obtain a latest load arc fault judgment basis according to the current load arc fault judgment basis. When the characteristic of the first electrical signal in the power supply line is in accordance with the latest load arc fault judgment basis, the power supply line and the load are disconnected. Through the method, when the load is changed, whether the power supply line has an arc fault or not can be timely diagnosed through the characteristic of the first electrical signal. When the characteristic of the first electrical signal is in accordance with the characteristic of the load arc fault judgment basis, the connection of the power supply line and the load is disconnected.
Description
Technical field
The present invention relates to arc fault short circuit technology field, particularly relate to a kind of arc fault open-circuit system and method.
Background technology
Electric arc on circuit can be divided into " good arc " and " bad arc " two kinds." good arc " refers to the arc that motor rotation (as electric drill, suction cleaner etc.) produces.In addition when people's device for switching, the arc produced during plugging electric also belongs to " good arc "." bad arc " is fault electric arc.In low pressure power and distribution supply cable, there are series connection, Line To Line, line 3 class arc faults over the ground.The electric current of electric arc and voltage waveform are not generally simple sine waves.Find after deliberation; the character of parallel arc has more generality, and conventional short-circuit protector and earth leakage protective device can play protective effect, but the character of serial arc is subject to the impact of loadtype; characteristic is comparatively complicated, is therefore usually the principal element causing electrical fire.Through research to a large amount of arc waveform, find that all electric arc all has some common characteristics, as high frequency noise, voltage drop, electric current is low, climbing speed is high, have " flat shoulder " etc.
AFCI (arc fault breaker) is by the arc fault characteristic signal in identification circuit, a kind of protective device of interrupting power circuit before arc fault develops into fire or short circuit appears in circuit.AFCI wants restrain oneself the issuable electric arc of normal service condition, such as switch deciliter, plug plug etc.Mistrip is there is not under the irregular circuit conditions of the current waveforms such as AFCI is at rectification circuit in addition, electronic load.Under normal circumstances, AFCI adopts two criterion or many criterions Arcing Protective System Faults to be following developing direction, namely employing two kinds and two or more arc fault features diagnose whether arc fault occurs, the reliability of AFCI system is improved, reduce and break off relations by mistake and do not break off relations, but the information needed for arc fault tripper stores and information processing is more complicated, therefore require very high to the memory capacity of arc fault tripper and computing power, and once products-hardware and software sizing, function and performance upgrade are very difficult, as the change of user load cannot be adapted to, ambient temperature and humidity change and the circuit aging new situation brought in time.
As can be seen here, how realizing load in circuit to change that the new fault signature brought upgrades in time is those skilled in the art's problem demanding prompt solutions.
Summary of the invention
The object of this invention is to provide a kind of arc fault breaking method, upgrading in time for realizing that load in circuit is changed the new fault signature brought.In addition, object of the present invention also provides a kind of arc fault open-circuit system.
For solving the problems of the technologies described above, the invention provides a kind of arc fault breaking method, comprising:
Original load arc fault basis for estimation corresponding under storing present load, and the first electric signal in Real-time Obtaining Mei Tiao supply line;
Described first electric signal is sent to cloud storage, cloud computing platform;
The current load arc fault basis for estimation that in Mei Tiao supply line, load is corresponding is separately calculated according to the first electric signal characteristic of correspondence respective in Mei Tiao supply line;
Upgrade described original load arc fault basis for estimation according to described current load arc fault basis for estimation and obtain up-to-date load arc fault basis for estimation;
Corresponding supply line and load is disconnected when the feature of the first electric signal in described supply line meets described up-to-date load arc fault basis for estimation.
Preferably, also comprise:
By the type of supply line corresponding to the first electric signal described in described first electric signal identification;
Information corresponding for the type of described supply line is sent to terminal device.
A kind of arc fault open-circuit system, comprising:
Isolating switch, is connected with electric power system, for storing original load arc fault basis for estimation corresponding under present load, and the first electric signal in Real-time Obtaining Mei Tiao supply line;
Router, communicates to connect with described isolating switch, and for being sent to by described first electric signal, cloud stores, cloud computing platform;
Described cloud stores, cloud computing platform, be connected with described router communication, for calculating according to the first electric signal characteristic of correspondence respective in Mei Tiao supply line the current load arc fault basis for estimation that in Mei Tiao supply line, load is corresponding separately, and obtain up-to-date load arc fault basis for estimation according to the described original load arc fault basis for estimation of described current load arc fault basis for estimation renewal;
Wherein, corresponding supply line and load is disconnected when described isolating switch is also for meeting described up-to-date load arc fault basis for estimation when the feature of the first electric signal in described supply line.
Preferably, also comprise terminal device, stored by described router and described cloud, cloud computing platform communicates to connect;
Wherein, described cloud stores, cloud computing platform, also for the type by supply line corresponding to the first electric signal described in described first electric signal identification, and information corresponding for the type of described supply line is sent to described terminal device.
Preferably, described isolating switch comprises:
First memory module, for storing original load arc fault basis for estimation corresponding under present load and described up-to-date load arc fault basis for estimation;
First sensing module, connects one to one with supply line described in every bar, the first electric signal in Real-time Obtaining Mei Tiao supply line;
First communication module, is connected with described first sensing module, for described first electric signal is sent to described router;
First open circuit execution module, connects one to one with described supply line;
First processor, controls described first open circuit execution module during for meeting described up-to-date load arc fault basis for estimation when the feature of the first electric signal in described supply line and disconnects corresponding supply line and load.
Preferably, also comprise:
The multiple sockets with AFCI be connected with described first open circuit execution module;
The described socket with AFCI, for storing original consumer arc fault basis for estimation corresponding under current power equipment, and the second electric signal on consumer circuit described in Real-time Obtaining;
Described router and the described socket with AFCI communicate to connect, and also for being sent to by described second electric signal, described cloud stores, cloud computing platform;
Described cloud stores, cloud computing platform, also for calculating current consumer arc fault basis for estimation corresponding to described consumer according to the second electric signal characteristic of correspondence on described consumer circuit, and obtain up-to-date consumer arc fault basis for estimation according to the described original consumer arc fault basis for estimation of described current consumer arc fault basis for estimation renewal;
Wherein, described consumer circuit and described consumer is disconnected the socket described in AFCI is also for meeting described up-to-date consumer arc fault basis for estimation during when the feature of the second electric signal on described consumer circuit.
Preferably, the socket described in AFCI comprises:
Second memory module, for storing original consumer arc fault basis for estimation corresponding under current power equipment and described up-to-date consumer arc fault basis for estimation;
Second sensing module, with described consumer connection, the second electric signal on consumer circuit described in Real-time Obtaining;
Second communication module, is connected with described second sensing module, for described second electric signal is sent to described router;
Second open circuit execution module, connects one to one with described consumer circuit;
Second processor, controls described second open circuit execution module during for meeting described up-to-date consumer arc fault basis for estimation when the feature of the second electric signal on described consumer circuit and disconnects corresponding consumer circuit and consumer.
Preferably, described cloud stores, cloud computing platform, also for the type by consumer circuit corresponding to the second electric signal described in described second electric signal identification, and information corresponding for the type of described consumer circuit is sent to described terminal device.
Preferably, described first sensing module comprises electric transducer, sonic transducer, optical sensor, temperature sensor, pressure transducer or Magnetic Sensor;
Described second sensor assembly comprises electric transducer, sonic transducer, optical sensor, temperature sensor, pressure transducer or Magnetic Sensor.
Preferably, the communication mode of described first communication module comprises: wifi, zigbee, Ethernet, RS-485 or Modbus;
The communication protocol of described second communication module comprises: wifi, zigbee, Ethernet, RS-485 or Modbus.
Arc fault breaking method provided by the present invention, by the effect of cloud storage, cloud computing platform, up-to-date load arc fault basis for estimation can be obtained in time, therefore, when the load, supply line can be diagnosed out in time whether to there is arc fault by the feature of the first electric signal.When judging that the feature of the first electric signal meets the feature of load arc fault basis for estimation, then disconnect the connection of supply line and load.In addition, the invention provides a kind of arc fault open-circuit system.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention, simple introduction is done below by the accompanying drawing used required in embodiment, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the process flow diagram of a kind of arc fault breaking method provided by the invention;
Fig. 2 is the structural drawing of a kind of arc fault open-circuit system provided by the invention;
Fig. 3 is the structural drawing of another kind of arc fault open-circuit system provided by the invention;
Fig. 4 is the structural drawing of another kind of arc fault open-circuit system provided by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not making under creative work prerequisite, and the every other embodiment obtained, all belongs to scope.
Core of the present invention is to provide a kind of arc fault breaking method and system.
In order to make those skilled in the art person understand the present invention program better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Embodiment one
Fig. 1 is the process flow diagram of a kind of arc fault breaking method provided by the invention.Arc fault breaking method, comprising:
S10: original load arc fault basis for estimation corresponding under storing present load, and the first electric signal in Real-time Obtaining Mei Tiao supply line.
S11: the first electric signal is sent to cloud storage, cloud computing platform.
S12: calculate the current load arc fault basis for estimation that in Mei Tiao supply line, load is corresponding separately according to the first electric signal characteristic of correspondence respective in Mei Tiao supply line.
S13: upgrade original load arc fault basis for estimation according to current load arc fault basis for estimation and obtain up-to-date load arc fault basis for estimation.
S14: disconnect corresponding supply line and load when the feature of the first electric signal in supply line meets up-to-date load arc fault basis for estimation.
In concrete enforcement, original load arc fault basis for estimation corresponding under first storing present load, the first electric signal then in Real-time Obtaining Mei Tiao supply line.Supply line is directly connected with electric power output system, and the effect of different supply lines is different, and such as, some supply lines are illumination supply line, and some supply lines are power supply line etc.Therefore, different supply lines has different loads, and in Mei Tiao supply line, load is also constantly change.Therefore the first electric signal in Real-time Obtaining Mei Tiao supply line is needed.Then the first electric signal is sent to cloud storage, cloud computing platform.Here cloud stores, cloud computing platform can be server etc., can be privately owned cloud.Cloud stores, cloud computing platform can calculate according to the first electric signal characteristic of correspondence respective in Mei Tiao supply line the current load arc fault basis for estimation that in Mei Tiao supply line, load is corresponding separately, and in other words it can adopt the self study such as neural network, fuzzy control mode constantly to calculate current load arc fault basis for estimation corresponding to current first electric signal.Obtain current load arc fault basis for estimation by modes such as downloads, and upgrade original load arc fault basis for estimation according to current load arc fault basis for estimation and obtain up-to-date load arc fault basis for estimation.In this process, arc fault basis for estimation can be constantly updated, therefore, disconnect corresponding supply line and load when the feature of the first electric signal in supply line meets up-to-date load arc fault basis for estimation.
The arc fault breaking method that the present embodiment provides, by the effect of cloud storage, cloud computing platform, up-to-date load arc fault basis for estimation can be obtained in time, therefore, when the load, supply line can be diagnosed out in time whether to there is arc fault by the feature of the first electric signal.When judging that the feature of the first electric signal meets the feature of load arc fault basis for estimation, then disconnect the connection of supply line and load.
Wherein, on the basis of above-described embodiment, arc fault breaking method, also comprises:
By the type of supply line corresponding to the first electric signal identification first electric signal;
Information corresponding for the type of supply line is sent to terminal device.
In order to more intelligent, when after the type passing through supply line corresponding to the first Signal analysis the first electric signal, information corresponding for the type of supply line is sent to terminal device, such as mobile phone etc.The information that the type on the new road of power supply is here corresponding can comprise: supply line identifies the type of supply line and the circuit connection diagram of supply line is sent to the terminal device of user, realizes the interaction with terminal device; In addition, also comprise when arc fault occurs in a certain bar supply line, inform terminal device.
Embodiment two
Fig. 2 is the structural drawing of a kind of arc fault open-circuit system provided by the invention.Arc fault open-circuit system, comprising:
Isolating switch 1, is connected with electric power system, for storing original load arc fault basis for estimation corresponding under present load, and the first electric signal in Real-time Obtaining Mei Tiao supply line;
Router two, communicates to connect with isolating switch 1, and for being sent to by the first electric signal, cloud stores, cloud computing platform 3;
Cloud stores, cloud computing platform 3, communicate to connect with router two, for calculating according to the first electric signal characteristic of correspondence respective in Mei Tiao supply line the current load arc fault basis for estimation that in Mei Tiao supply line, load is corresponding separately, and upgrade original load arc fault basis for estimation according to current load arc fault basis for estimation and obtain up-to-date load arc fault basis for estimation;
Wherein, corresponding supply line and load is disconnected when isolating switch 1 is also for meeting up-to-date load arc fault basis for estimation when the feature of the first electric signal in supply line.
In concrete enforcement, the original load arc fault basis for estimation that isolating switch 1 is corresponding under first storing present load, the first electric signal then in Real-time Obtaining Mei Tiao supply line.Supply line is directly connected with electric power output system, and the effect of different supply lines is different, and such as, some supply lines are illumination supply line, and some supply lines are power supply line etc.Therefore, different supply lines has different loads, and in Mei Tiao supply line, load is also constantly change.Therefore the first electric signal in Real-time Obtaining Mei Tiao supply line is needed.Router two, communicates to connect with isolating switch 1, the first electric signal is sent to cloud storage, cloud computing platform 3.Here cloud stores, cloud computing platform 3 can be server etc., can be privately owned cloud.Cloud stores, cloud computing platform 3 can calculate according to the first electric signal characteristic of correspondence respective in Mei Tiao supply line the current load arc fault basis for estimation that in Mei Tiao supply line, load is corresponding separately, and in other words it can adopt the self study such as neural network, fuzzy control mode constantly to calculate current load arc fault basis for estimation corresponding to current first electric signal.Isolating switch 1 obtains current load arc fault basis for estimation by modes such as downloads, and upgrades original load arc fault basis for estimation according to current load arc fault basis for estimation and obtain up-to-date load arc fault basis for estimation.In this process, isolating switch 1 can constantly update arc fault basis for estimation, therefore, disconnects corresponding supply line and load when the feature of the first electric signal in supply line meets up-to-date load arc fault basis for estimation.
The arc fault open-circuit system that the present embodiment provides, by the effect of cloud storage, cloud computing platform, up-to-date load arc fault basis for estimation can be obtained in time, therefore, when the load, supply line can be diagnosed out in time whether to there is arc fault by the feature of the first electric signal.When judging that the feature of the first electric signal meets the feature of load arc fault basis for estimation, then disconnect the connection of supply line and load.
Fig. 3 is the structural drawing of another kind of arc fault open-circuit system provided by the invention.Wherein, on the basis of above-described embodiment, arc fault tripper, also comprises: terminal device 4, is stored, cloud computing platform 3 communicates to connect by router two and cloud;
Wherein, cloud stores, cloud computing platform 3, also for passing through the type of supply line corresponding to the first electric signal identification first electric signal, and information corresponding for the type of supply line is sent to terminal device 4.
In order to more intelligent, after cloud storage, cloud computing platform 3 pass through the type of supply line corresponding to the first Signal analysis the first electric signal, information corresponding for the type of supply line is sent to terminal device 4, such as mobile phone etc.The information that the type of supply line is here corresponding can comprise: the circuit connection diagram of supply line is also sent to the terminal device 4 of user by the type that cloud stores, cloud computing platform 3 identifies supply line, realizes the interaction with terminal device 4; In addition, also comprise when arc fault occurs in a certain bar supply line, inform terminal device 4.
Fig. 4 is the structural drawing of another kind of arc fault open-circuit system provided by the invention.On the basis of above-described embodiment, isolating switch 1 comprises:
First memory module 10, for storing original load arc fault basis for estimation corresponding under present load and up-to-date load arc fault basis for estimation;
First sensing module 11, connects one to one with Mei Tiao supply line, the first electric signal in Real-time Obtaining Mei Tiao supply line;
First communication module 12, is connected with the first sensing module 11, for the first electric signal is sent to router two;
First open circuit execution module 13, connects one to one with supply line;
First processor 14, controls the first open circuit execution module 13 during for meeting up-to-date load arc fault basis for estimation when the feature of the first electric signal in supply line and disconnects corresponding supply line and load.
As shown in Figure 4, there is N bar in supply line, for convenience of description, be named as here Article 1 supply line, Article 2 supply line ..., N article supply line.Article one, supply line is connected with first sensing module 11.First open circuit execution module 13, connects one to one with supply line.For Article 1, supply line illustrates, the principle of other supply line is identical.First sensing module 11, the first electric signal in Real-time Obtaining Article 2 supply line.First open circuit execution module 13 connects one to one with supply line, be arranged on loading nose, control the first open circuit execution module 13 when the feature of the first electric signal that first processor 14 is judged in Article 1 supply line meets up-to-date load arc fault basis for estimation and disconnect Article 1 supply line and load.
It should be noted that, the first open circuit execution module 13 can be relay.First processor 14 and first memory 10 can be replaced by the MCU with storage unit.First sensing module 11 can comprise electric transducer, sonic transducer, optical sensor, temperature sensor, pressure transducer or Magnetic Sensor etc.Here the first electric signal can comprise the effective value of voltage and the effective value of instantaneous value, zero line and live wire electric current and instantaneous value, frequency of operation and the phasing degree etc. between electric current and voltage.The communication mode of first communication module comprises: wifi, zigbee, Ethernet, RS-485 or Modbus.
As shown in Figure 4, on the basis of above-described embodiment, also comprise:
The multiple sockets 5 with AFCI be connected with the first open circuit execution module 13;
There is the socket 5 of AFCI, for storing original consumer arc fault basis for estimation corresponding under current power equipment, and the second electric signal on Real-time Obtaining consumer circuit;
Router two communicates to connect with the socket 5 with AFCI, and also for being sent to by the second electric signal, cloud stores, cloud computing platform 3;
Cloud stores, cloud computing platform 3, also for calculating current consumer arc fault basis for estimation corresponding to consumer according to the second electric signal characteristic of correspondence on consumer circuit, and upgrade original consumer arc fault basis for estimation according to current consumer arc fault basis for estimation and obtain up-to-date consumer arc fault basis for estimation;
Wherein, consumer circuit and consumer is disconnected the socket 5 with AFCI is also for meeting up-to-date consumer arc fault basis for estimation during when the feature of the second electric signal on consumer circuit.
In concrete enforcement, original consumer arc fault basis for estimation corresponding under first the socket 5 with AFCI stores current power equipment, the second electric signal then on Real-time Obtaining every bar consumer circuit.Multiple consumer circuit is directly connected with a supply line, the consumer of different consumer connections, such as, and some consumer connection refrigerators, the consumer connection air-conditioning had, the consumer connection computing machine etc. had.Therefore, different consumer circuits has different consumers, and on every bar consumer circuit, consumer is also constantly change.Therefore the second electric signal on the consumer circuit at its place of socket 5 Real-time Obtaining with AFCI is needed.Router two, communicates to connect with the socket 5 with AFCI, the second electric signal is sent to cloud storage, cloud computing platform 3.Cloud stores, cloud computing platform 3 can calculate the current consumer arc fault basis for estimation that on every bar consumer circuit, consumer is corresponding according to the second electric signal characteristic of correspondence on every bar consumer circuit, and in other words it can adopt the self study such as neural network, fuzzy control mode constantly to calculate current consumer arc fault basis for estimation corresponding to current second electric signal.The socket 5 with AFCI obtains current consumer arc fault basis for estimation by modes such as downloads, and upgrades original consumer arc fault basis for estimation according to current consumer arc fault basis for estimation and obtain up-to-date consumer arc fault basis for estimation.In this process, the socket 5 with AFCI can constantly update arc fault basis for estimation, therefore, corresponding consumer circuit and consumer is disconnected when the feature of the second electric signal on consumer circuit meets up-to-date consumer arc fault basis for estimation.
Concrete, the socket 5 with AFCI comprises:
Second memory module 50, for storing original consumer arc fault basis for estimation corresponding under current power equipment and up-to-date consumer arc fault basis for estimation;
Second sensing module 51, with consumer connection, the second electric signal on Real-time Obtaining consumer circuit;
Second communication module 52, is connected with the second sensing module 51, for the second electric signal is sent to router two;
Second open circuit execution module 53, connects one to one with consumer circuit;
Second processor 54, controls the second open circuit execution module during for meeting up-to-date consumer arc fault basis for estimation when the feature of the second electric signal on consumer circuit and disconnects corresponding consumer circuit and consumer.
As shown in Figure 4, consumer circuit has N bar, for convenience of description, be named as here Article 1 consumer circuit, Article 2 consumer circuit ..., N article consumer circuit.Article one, consumer circuit is connected with second sensing module 51.Second open circuit execution module 53, connects one to one with consumer circuit.Illustrate for Article 1 consumer circuit, the principle of other consumer circuit is identical.Second sensing module 51, the second electric signal on Real-time Obtaining Article 1 consumer circuit.Second open circuit execution module 53 connects one to one with consumer circuit, be arranged on consumer front end, control the second open circuit execution module 53 when the feature of the second electric signal that the second processor 54 is judged on Article 1 consumer circuit meets up-to-date consumer arc fault basis for estimation and disconnect Article 1 consumer circuit and consumer.
It should be noted that, the second open circuit execution module 53 can be relay.Second processor 54 and second memory 50 can be replaced by the MCU with storage unit.Second sensing module 51 can comprise electric transducer, sonic transducer, optical sensor, temperature sensor, pressure transducer or Magnetic Sensor etc.Here the second electric signal can comprise the effective value of voltage and the effective value of instantaneous value, zero line and live wire electric current and instantaneous value, frequency of operation and the phasing degree etc. between electric current and voltage.The communication mode of second communication module comprises: wifi, zigbee, Ethernet, RS-485 or Modbus.
On the basis of above-described embodiment, cloud stores, cloud computing platform 3, also for passing through the type of consumer circuit corresponding to the second electric signal identification second electric signal, and information corresponding for the type of consumer circuit is sent to terminal device 4.
In order to more intelligent, when after the type that cloud stores, cloud computing platform 3 to identify consumer circuit corresponding to the second electric signal by secondary signal, information corresponding for the type of consumer circuit is sent to terminal device 4, such as mobile phone etc.The information that the type of consumer circuit is here corresponding can comprise: the type that cloud stores, cloud computing platform 3 identifies consumer, such as refrigerator, and the circuit connection diagram of consumer circuit is sent to the terminal device 4 of user, realize the interaction with terminal device 4; In addition, also comprise when a certain bar consumer circuit generation arc fault, inform terminal device 4.
Above arc fault breaking method provided by the present invention and system are described in detail.In instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
Professional can also recognize further, in conjunction with unit and the algorithm steps of each example of embodiment disclosed herein description, can realize with electronic hardware, computer software or the combination of the two, in order to the interchangeability of hardware and software is clearly described, generally describe composition and the step of each example in the above description according to function.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can use distinct methods to realize described function to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
The software module that the method described in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to perform, or the combination of the two is implemented.Software module can be placed in the storage medium of other form any known in random access memory (RAM), internal memory, ROM (read-only memory) (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
Claims (10)
1. an arc fault breaking method, is characterized in that, comprising:
Original load arc fault basis for estimation corresponding under storing present load, and the first electric signal in Real-time Obtaining Mei Tiao supply line;
Described first electric signal is sent to cloud storage, cloud computing platform;
The current load arc fault basis for estimation that in Mei Tiao supply line, load is corresponding is separately calculated according to the first electric signal characteristic of correspondence respective in Mei Tiao supply line;
Upgrade described original load arc fault basis for estimation according to described current load arc fault basis for estimation and obtain up-to-date load arc fault basis for estimation;
Corresponding supply line and load is disconnected when the feature of the first electric signal in described supply line meets described up-to-date load arc fault basis for estimation.
2. arc fault breaking method according to claim 1, is characterized in that, also comprise:
By the type of supply line corresponding to the first electric signal described in described first electric signal identification;
Information corresponding for the type of described supply line is sent to terminal device.
3. an arc fault open-circuit system, is characterized in that, comprising:
Isolating switch, is connected with electric power system, for storing original load arc fault basis for estimation corresponding under present load, and the first electric signal in Real-time Obtaining Mei Tiao supply line;
Router, communicates to connect with described isolating switch, and for being sent to by described first electric signal, cloud stores, cloud computing platform;
Described cloud stores, cloud computing platform, be connected with described router communication, for calculating according to the first electric signal characteristic of correspondence respective in Mei Tiao supply line the current load arc fault basis for estimation that in Mei Tiao supply line, load is corresponding separately, and obtain up-to-date load arc fault basis for estimation according to the described original load arc fault basis for estimation of described current load arc fault basis for estimation renewal;
Wherein, corresponding supply line and load is disconnected when described isolating switch is also for meeting described up-to-date load arc fault basis for estimation when the feature of the first electric signal in described supply line.
4. arc fault open-circuit system according to claim 3, is characterized in that, also comprise terminal device, is stored, cloud computing platform communicates to connect by described router and described cloud;
Wherein, described cloud stores, cloud computing platform, also for the type by supply line corresponding to the first electric signal described in described first electric signal identification, and information corresponding for the type of described supply line is sent to described terminal device.
5. arc fault open-circuit system according to claim 3, is characterized in that, described isolating switch comprises:
First memory module, for storing original load arc fault basis for estimation corresponding under present load and described up-to-date load arc fault basis for estimation;
First sensing module, connects one to one with supply line described in every bar, the first electric signal in Real-time Obtaining Mei Tiao supply line;
First communication module, is connected with described first sensing module, for described first electric signal is sent to described router;
First open circuit execution module, connects one to one with described supply line;
First processor, controls described first open circuit execution module during for meeting described up-to-date load arc fault basis for estimation when the feature of the first electric signal in described supply line and disconnects corresponding supply line and load.
6. arc fault open-circuit system according to claim 5, is characterized in that, also comprise:
The multiple sockets with AFCI be connected with described first open circuit execution module;
The described socket with AFCI, for storing original consumer arc fault basis for estimation corresponding under current power equipment, and the second electric signal on consumer circuit described in Real-time Obtaining;
Described router and the described socket with AFCI communicate to connect, and also for being sent to by described second electric signal, described cloud stores, cloud computing platform;
Described cloud stores, cloud computing platform, also for calculating current consumer arc fault basis for estimation corresponding to described consumer according to the second electric signal characteristic of correspondence on described consumer circuit, and obtain up-to-date consumer arc fault basis for estimation according to the described original consumer arc fault basis for estimation of described current consumer arc fault basis for estimation renewal;
Wherein, described consumer circuit and described consumer is disconnected the socket described in AFCI is also for meeting described up-to-date consumer arc fault basis for estimation during when the feature of the second electric signal on described consumer circuit.
7. arc fault open-circuit system according to claim 6, is characterized in that, described in there is AFCI socket comprise:
Second memory module, for storing original consumer arc fault basis for estimation corresponding under current power equipment and described up-to-date consumer arc fault basis for estimation;
Second sensing module, with described consumer connection, the second electric signal on consumer circuit described in Real-time Obtaining;
Second communication module, is connected with described second sensing module, for described second electric signal is sent to described router;
Second open circuit execution module, connects one to one with described consumer circuit;
Second processor, controls described second open circuit execution module during for meeting described up-to-date consumer arc fault basis for estimation when the feature of the second electric signal on described consumer circuit and disconnects corresponding consumer circuit and consumer.
8. arc fault open-circuit system according to claim 7, it is characterized in that, described cloud stores, cloud computing platform, also for the type by consumer circuit corresponding to the second electric signal described in described second electric signal identification, and information corresponding for the type of described consumer circuit is sent to described terminal device.
9. arc fault open-circuit system according to claim 7, is characterized in that, described first sensing module comprises electric transducer, sonic transducer, optical sensor, temperature sensor, pressure transducer or Magnetic Sensor;
Described second sensor assembly comprises electric transducer, sonic transducer, optical sensor, temperature sensor, pressure transducer or Magnetic Sensor.
10. arc fault open-circuit system according to claim 9, is characterized in that, the communication mode of described first communication module comprises: wifi, zigbee, Ethernet, RS-485 or Modbus;
The communication protocol of described second communication module comprises: wifi, zigbee, Ethernet, RS-485 or Modbus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510713643.5A CN105259497B (en) | 2015-10-28 | 2015-10-28 | A kind of circuit breaker arc failure to trip system and method |
Applications Claiming Priority (1)
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| CN105656041A (en) * | 2016-03-22 | 2016-06-08 | 宁波智轩物联网科技有限公司 | Intelligent circuit breaker system capable of regulating maximum loads |
| WO2019075908A1 (en) * | 2017-10-19 | 2019-04-25 | 中领世能（天津）科技有限公司 | Apparatus and system for protecting electric power utilization, and control method for apparatus for protecting electric power utilization |
| CN110021997A (en) * | 2019-03-15 | 2019-07-16 | 公牛集团股份有限公司 | A kind of intelligent power distribution loop fault detection method and system |
| CN110596554A (en) * | 2019-10-11 | 2019-12-20 | 珠海格力电器股份有限公司 | Fault arc detection method and device, storage medium and socket |
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