CN107608294A - Safe electricity control device and method - Google Patents
Safe electricity control device and method Download PDFInfo
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- CN107608294A CN107608294A CN201710972335.3A CN201710972335A CN107608294A CN 107608294 A CN107608294 A CN 107608294A CN 201710972335 A CN201710972335 A CN 201710972335A CN 107608294 A CN107608294 A CN 107608294A
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- electric signal
- signal
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
Abstract
The present invention provides a kind of safe electricity control device and method.Methods described first, needs to be prejudged with reference to the electric signal that other safe electricity control devices gather, to judge whether electric signal is doubtful danger signal by the safety utilization of electric power device of above-mentioned offer before electricity protection is carried out；Secondly, the monitoring information of collection site power utilization environment when being determined as doubtful danger signal, and monitoring information is handled to obtain live power utilization environment whether dangerous；Finally, when being determined as dangerous live power utilization environment, instructed by the protection generated by the first electric signal and the monitoring information and carry out electricity protection come control device.Because the action of electricity protection is corresponding with protection instruction, it is possible to reduce maloperation, while error caused by single source information judges can be reduced by Multi-level information comparison, improve the precision of judgement.
Description
Technical field
The present invention relates to safety utilization of electric power field, in particular to a kind of safe electricity control device and method.
Background technology
Safety utilization of electric power is related to everyone, and the security of the lives and property of each family, in the prior art, Electrical Safety typically may be used
So that by setting electricity protection circuit realiration, electricity protection is carried out in circuit abnormal.However, in the prior art, entering
When row circuit abnormality judges, the typically only simply change of reference circuit signal, the influence for not accounting for power supply environment itself is made
Into erroneous judgement, in this case, normal electricity consumption can be influenceed, to user electricity consumption experience it is poor, meanwhile, circuit is carried out after erroneous judgement
The frequency of the protection too high life-span that can also influence electrical equipment.
The content of the invention
In order to overcome above-mentioned deficiency of the prior art, the technical problems to be solved by the invention are to provide a kind of safety and used
Controller for electric consumption and method, it can more accurately realize electricity protection, reduce erroneous judgement probability, improve electrical equipment in complexity
The service life powered under environment.
The embodiment of the present invention provides a kind of safe electricity control device, and the safe electricity control device is arranged on home-use
Between the ammeter output end and electrical equipment of electric network, the safe electricity control device includes：Electrical signal collection unit, processing
Control unit, communication unit, power utilization environment monitoring unit and route protection unit.
The electrical signal collection unit is used for the first electric signal of circuit where gathering the electrical equipment.
The communication unit is electrically connected with the processing and control element (PCE), for establishing to the line where identical electrical equipment
The mutual data communication of multiple safe electricity control devices that road is protected, to obtain other safe electricity control devices
Second electric signal of place circuit.
The processing and control element (PCE) and the electrical signal collection unit are electrically connected with, for by the electrical signal collection unit
Processing is compared with the second electric signal that other safe electricity control devices gather in first electric signal of collection, draws the electricity
Whether the first electric signal of signal gathering unit collection is doubtful danger signal, and is doubtful dangerous letter in first electric signal
Number when to the power utilization environment monitoring unit send monitoring instruction.
The power utilization environment monitoring unit is electrically connected with the processing and control element (PCE), single for receiving the processing control
The monitoring instruction that member is sent, the live power utilization environment of the electrical equipment is monitored according to the monitoring instruction and monitored
Information, and the monitoring information is sent to the processing and control element (PCE).
The processing and control element (PCE) is additionally operable to handle the monitoring information of reception, and is judged according to result
Whether the live power utilization environment of the electrical equipment is dangerous, and protection instruction is sent in danger, wherein, the protection instruction root
Generated according to first electric signal and the monitoring information.
The route protection unit is electrically connected with the processing and control element (PCE), and the route protection unit is according to the guarantor
Finger shield order carries out electricity protection to circuit where the electrical equipment.
By the safety utilization of electric power device of above-mentioned offer, first, need to use safely with reference to other before electricity protection is carried out
The electric signal of controller for electric consumption collection is prejudged, to judge whether electric signal is doubtful danger signal；Secondly, it is being judged to doubting
The monitoring information of collection site power utilization environment during like danger signal, and monitoring information is handled to obtain whether live power utilization environment endangers
Danger；Finally, when being determined as dangerous live power utilization environment, referred to by the protection generated by the first electric signal and the monitoring information
Order carrys out control device and carries out electricity protection.Because the action of electricity protection is corresponding with protection instruction simultaneously, it is possible to reduce maloperation, pass through
Error caused by single source information judges can be reduced by crossing Multi-level information comparison, improve the precision of judgement.
Alternatively, the electrical signal collection unit includes：
Current sensor for the magnitude of current of circuit where detecting the electrical equipment；
Arc sensor for the arc signal of circuit where detecting the electrical equipment；
The current sensor and the arc sensor are electrically connected with the processing and control element (PCE).
Alternatively, the power utilization environment monitoring unit includes：
For gathering the IMAQ subelement of the electrical equipment working environment；
For gathering the temperature acquisition subelement of the electrical equipment working environment；
Described image gathers subelement and the temperature acquisition subelement and is electrically connected with the processing and control element (PCE).
Alternatively, the route protection unit includes：Isolate subelement with disconnecting subelement；
The route protection unit is receiving the first electric signal gathered by the arc sensor and IMAQ
During the protection instruction of unit monitors information generation, the isolation subelement is controlled to isolate the circuit for producing electric arc；
The route protection unit is receiving the first electric signal gathered by the current sensor and the temperature is adopted
During the protection instruction of collected works unit monitors information generation, the line disconnected where the subelement disconnection electrical equipment is controlled
Road.
Line is realized according to different electric signals and monitoring information generation protection instruction, and according to different protection instruction control
The protection on road, it is possible to reduce the maloperation during route protection.
Alternatively, the first electric signal that the processing and control element (PCE) gathers the electrical signal collection unit and other safety
Processing is compared in second electric signal of power consumption control device collection, draws the first telecommunications of the electrical signal collection unit collection
Number whether be doubtful danger signal mode, including：
Current value in first electric signal of collection is compared with the current value in the second electric signal, when described
When the difference of the average value of current value in first electric signal and the electric current in the second electric signal is more than predetermined current threshold, institute is judged
It is doubtful danger signal to state the first electric signal；Or
Arc signal value in first electric signal of collection is compared with the arc signal value in the second electric signal
It is right, when the difference of the average value of the arc signal value in the arc signal value and the second electric signal in first electric signal is more than in advance
If during electric arc threshold value, judge that first electric signal is doubtful danger signal.
By described first electrical number with other safe electricity control devices collection the second electric signal be compared, prevent by
The error caused by power supply circuit entirety electric signal fluctuates, improve the precision of judgement.
The embodiment of the present invention also provides a kind of safety utilization of electric power control method, controls and fills applied to safety utilization of electric power recited above
Put, methods described includes：
First electric signal of circuit where gathering electrical equipment；
Obtain with safe electricity control device communication connection for being carried out to the circuit where identical electrical equipment
Second electric signal of other safe electricity control devices collection of protection；
First electric signal of collection is compared with the second electric signal that other safe electricity control devices gather
Processing, show whether first electric signal is doubtful danger signal；
When first electric signal is doubtful danger signal, the monitoring of the live power utilization environment of the electrical equipment is gathered
Information；
The monitoring information is handled, judges whether the live power utilization environment of the electrical equipment is dangerous, and in institute
When to state live power utilization environment be dangerous power utilization environment, the circuit described in the electrical equipment is protected.
Alternatively, include where the collection electrical equipment the step of the first electric signal of circuit：
The magnitude of current signal of circuit where gathering the electrical equipment by current sensor；
The arc signal of circuit where gathering the electrical equipment by arc sensor.
Alternatively, the second electric signal that first electric signal of collection gathers with other safe electricity control devices is entered
Row comparison is handled, and show that the step of whether first electric signal is doubtful danger signal includes：
Current value in first electric signal of collection is compared with the current value in the second electric signal, when described
When the difference of the average value of current value in first electric signal and the electric current in the second electric signal is more than predetermined current threshold, institute is judged
It is doubtful danger signal to state the first electric signal；Or
Arc signal value in first electric signal of collection is compared with the arc signal value in the second electric signal
It is right, when the difference of the average value of the arc signal value in the arc signal value and the second electric signal in first electric signal is more than in advance
If during electric arc threshold value, judge that first electric signal is doubtful danger signal.
Alternatively, it is described that the monitoring information is handled, judge the electrical equipment live power utilization environment whether
Danger, and when the live power utilization environment is dangerous power utilization environment, the circuit described in the electrical equipment is protected
Step, including：
When being that the first electric signal as described in magnitude of current signal determining is doubtful danger signal, and the monitoring information shows institute
When circuit local environment temperature where stating electrical equipment exceedes preset temperature, the live power utilization environment for judging the electrical equipment is
Dangerous power utilization environment, control disconnect the circuit where the electrical equipment；Or
When being to judge that first electric signal is doubtful danger signal by arc signal, and described in the monitoring information shows
When circuit local environment where electrical equipment has electric arc, the live power utilization environment for judging the electrical equipment is dangerous electricity consumption ring
Border, control and the circuit for producing electric arc is isolated.
Alternatively, methods described also includes：
First electric signal corresponding to dangerous power utilization environment is sent into other safe electricity control devices to be stored, so that
The electricity consumption of circuit is protected where other safe electricity control devices are directly carried out when the electric signal of collection is more than first electric signal
Shield.
Alternatively, methods described also includes：
First electric signal, the monitoring information and protection control action information are stored, the protection control
Action message includes carrying out circuit isolation action and action is turned off to circuit.
In terms of existing technologies, the invention has the advantages that：
The present invention provides a kind of safe electricity control device and method.Methods described is filled by the safety utilization of electric power of above-mentioned offer
Put, first, need to be prejudged with reference to the electric signal that other safe electricity control devices gather before electricity protection is carried out, with
Judge whether electric signal is doubtful danger signal；Secondly, the prison of collection site power utilization environment when being determined as doubtful danger signal
Information is controlled, and monitoring information is handled to obtain live power utilization environment whether dangerous；Finally, it is being determined as dangerous live power utilization environment
When, instructed by the protection generated by the first electric signal and the monitoring information and carry out electricity protection come control device.Because of electricity consumption
The action of protection is corresponding with protection instruction, it is possible to reduce maloperation, while can reduce single source by Multi-level information comparison
Error caused by information judges, improve the precision of judgement.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is safe electricity control device application scenario diagram provided in an embodiment of the present invention.
Fig. 2 is the block diagram of safe electricity control device provided in an embodiment of the present invention.
Fig. 3 is a kind of specific block diagram of safe electricity control device in Fig. 2.
Fig. 4 is a kind of schematic flow sheet of safety utilization of electric power control method provided in an embodiment of the present invention.
Fig. 5 is another schematic flow sheet of safety utilization of electric power control method provided in an embodiment of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.The present invention implementation being generally described and illustrated herein in the accompanying drawings
The component of example can be configured to arrange and design with a variety of.
Therefore, below the detailed description of the embodiments of the invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
Refer to Fig. 1, the safe electricity control device 20 be arranged on the output end of the ammeter 10 of household electricity network with
Between electrical equipment 30.
Please with reference to Fig. 2 and Fig. 3, wherein, Fig. 2 is the safe electricity control device 20 that present pre-ferred embodiments provide
Block diagram, Fig. 3 is a kind of specific block diagram of safe electricity control device 20 in Fig. 2.The safety utilization of electric power control
Device 20 processed includes：Electrical signal collection unit 21, processing and control element (PCE) 22, communication unit 23, power utilization environment monitoring unit 24 and
Route protection unit 25.
In the present embodiment, the electrical signal collection unit 21 is used to gather the first of the place circuit of electrical equipment 30
Electric signal, the electrical signal collection unit 21 are electrically connected with the processing and control element (PCE) 22.
Alternatively, in the present embodiment, the electrical signal collection unit 21 can include being used to detect the electrical equipment
The current sensor 211 of the magnitude of current of 30 place circuits, and for detecting the arc signal of the place circuit of electrical equipment 30
Arc sensor 212.Wherein, the current sensor 211 is also referred to as Magnetic Sensor, can be used in household electrical appliance, intelligence
In the electrical equipments such as power network, electric car, wind-power electricity generation.The arc sensor 212 can be arc photosensor, in prior art
In, arc photosensor can be used for the intensity for detecting arclight, and arc optical signal is transferred into arc light protective device, carries out basis
The intensity of arclight judges whether to need cutting system power supply.The current sensor 211 and the arc sensor 212 with
The processing and control element (PCE) 22 is electrically connected with.
The communication unit 23 is electrically connected with the processing and control element (PCE) 22, for establishing to the identical institute of electrical equipment 30
The mutual data communication of multiple safe electricity control devices 20 for being protected of circuit, to obtain other safety utilizations of electric power
Second electric signal of the place circuit of control device 20.
In the present embodiment, the communication unit 23 can carry out data communication wirelessly, using wireless parties
It may be selected to be communicated using mobile communications network when method communicates；The communication unit 23 can also be by way of wired connection
Enter row data communication.
The processing and control element (PCE) 22 is used for the first electric signal for gathering the electrical signal collection unit 21 and other peaces
Processing is compared in second electric signal of full power consumption control device collection, draws the electrical signal collection unit 21 gathers first
Whether electric signal is doubtful danger signal, and is monitored when first electric signal is doubtful danger signal to the power utilization environment
Unit 24 sends monitoring instruction.
In the present embodiment, judge whether the first electric signal that the electrical signal collection unit 21 gathers is doubtful dangerous letter
Number mode include following two modes.
In a kind of mode, the current value in first electric signal of collection is entered with the current value in the second electric signal
Row compares, when the difference of the average value of the electric current in the current value and the second electric signal in first electric signal is more than predetermined current
During threshold value, judge that first electric signal is doubtful danger signal.
In a further mode of operation, by the electricity in the arc signal value in first electric signal of collection and the second electric signal
Arc signal value is compared, when putting down for the arc signal value in the arc signal value in first electric signal and the second electric signal
When the difference of average is more than default electric arc threshold value, judge that first electric signal is doubtful danger signal.
In the present embodiment, the arc signal value refers to the light intensity value corresponding to the arc light of collection.
The power utilization environment monitoring unit 24 is electrically connected with the processing and control element (PCE) 22, for receiving the processing control
The monitoring instruction that unit 22 processed is sent, the live power utilization environment of the electrical equipment 30 is monitored according to the monitoring instruction
Monitoring information is obtained, and the monitoring information is sent to the processing and control element (PCE) 22.
In the present embodiment, the power utilization environment monitoring unit 24 can include working for gathering the electrical equipment 30
The IMAQ subelement 241 of environment, and for gathering the temperature acquisition subelement 242 of the working environment of electrical equipment 30.
Described image gathers subelement 241 and the temperature acquisition subelement 242 is electrically connected with the processing and control element (PCE) 22.Its
In, described image collection subelement 241 can be camera, for gathering the work on the spot environment of electrical equipment 30, alternatively, institute
Stating IMAQ subelement 241 can be acquired using infrared camera, be easy to the processing and control element (PCE) 22 by red
Whether the processing of outer camera collection image is occurred electric arc.The temperature acquisition subelement 242 can include being arranged on institute
State the temperature sensor near electrical equipment 30 and the place circuit of the safe electricity control device 20.By to above-mentioned setting position
The temperature detection put judges whether the place circuit of safe electricity control device 20 occurs short circuit or overload.The power utilization environment
Monitoring unit 24 can accurately obtain the work on the spot environment of electrical equipment 30 by sensor or camera, to judge the safety
The failure of the place circuit of power consumption control device 20 provides accurate information, to prevent from judging by accident.
In the present embodiment, the processing and control element (PCE) 22 is additionally operable to handle the monitoring information of reception, and
Judge whether the live power utilization environment of the electrical equipment 30 is dangerous according to result, and protection instruction sent in danger,
Wherein, the protection instruction generates according to first electric signal and the monitoring information.
The route protection unit 25 is electrically connected with the processing and control element (PCE) 22, the basis of route protection unit 25
The protection instruction carries out electricity protection to the place circuit of electrical equipment 30.
The route protection unit 450 includes isolation subelement with disconnecting subelement.
Alternatively, the route protection unit 450 enters according to the protection instruction to the place circuit of electrical equipment 30
The mode of row electricity protection includes：
When being that the first electric signal as described in magnitude of current signal determining is doubtful danger signal, and the monitoring information shows institute
When stating the place circuit local environment temperature of electrical equipment 30 and exceeding preset temperature, the live power utilization environment of the electrical equipment is judged
For dangerous power utilization environment, the circuit that subelement control disconnects the place of electrical equipment 30 is disconnected；Or
When being to judge that first electric signal is doubtful danger signal by arc signal, and described in the monitoring information shows
When the place circuit local environment of electrical equipment 30 has electric arc, judge that the live power utilization environment of the electrical equipment 30 is used for danger
Electrical environment, isolation subelement control are isolated to the circuit for producing electric arc.
In the present embodiment, the safe electricity control device 20 is additionally operable to the first telecommunications corresponding to dangerous power utilization environment
Number being sent to other safe electricity control devices 20 is stored, so that telecommunications of other safe electricity control devices 20 in collection
The electricity protection of circuit where directly being carried out when number being more than first electric signal.
In the present embodiment, the safe electricity control device 20 is also believed first electric signal, the monitoring in advance
Breath and protection control action information are stored, and the protection control action information includes carrying out circuit isolation action and to line
Road turns off action.
Fig. 4 is refer to, the present invention also provides a kind of safety utilization of electric power control method, and this method is applied to foregoing safety
Power consumption control device 20, the specific method of methods described are as follows.
Step S41, gather the first electric signal of the place circuit of electrical equipment 30.
Step S42, obtain with safe electricity control device communication connection for where identical electrical equipment
Second electric signal of other safe electricity control devices collection that circuit is protected.
Step S43, by first electric signal of collection and the second electric signal of other safe electricity control devices collection
Processing is compared, show whether first electric signal is doubtful danger signal.
In the present embodiment, step S43 can include：
Current value in first electric signal of collection is compared with the current value in the second electric signal, when described
When the difference of the average value of current value in first electric signal and the electric current in the second electric signal is more than predetermined current threshold, institute is judged
It is doubtful danger signal to state the first electric signal；Or
Arc signal value in first electric signal of collection is compared with the arc signal value in the second electric signal
It is right, when the difference of the average value of the arc signal value in the arc signal value and the second electric signal in first electric signal is more than in advance
If during electric arc threshold value, judge that first electric signal is doubtful danger signal.
Step S44, when first electric signal is doubtful danger signal, gather the live electricity consumption ring of the electrical equipment
The monitoring information in border.
Step S45, the monitoring information is handled, judge whether the live power utilization environment of the electrical equipment endangers
Danger, and when the live power utilization environment is dangerous power utilization environment, the circuit described in the electrical equipment is protected.
In the present embodiment, step S45 can include：
When being that the first electric signal as described in magnitude of current signal determining is doubtful danger signal, and the monitoring information shows institute
When circuit local environment temperature where stating electrical equipment exceedes preset temperature, the live power utilization environment for judging the electrical equipment is
Dangerous power utilization environment, control disconnect the circuit where the electrical equipment；Or
When being to judge that first electric signal is doubtful danger signal by arc signal, and described in the monitoring information shows
When circuit local environment where electrical equipment has electric arc, the live power utilization environment for judging the electrical equipment is dangerous electricity consumption ring
Border, control and the circuit for producing electric arc is isolated.
Fig. 5 is refer to, in the present embodiment, methods described can also include step S46.
Step S46, the first electric signal corresponding to dangerous power utilization environment is sent to other safe electricity control devices and carried out
Storage so that other safe electricity control devices when the electric signal of collection is more than first electric signal directly progress where circuit
Electricity protection.
Fig. 5 is refer to, in the present embodiment, before step S41, methods described can also include step S40.
First electric signal, the monitoring information and protection control action information are stored in advance, the protection
Control action information includes carrying out circuit isolation action and action is turned off to circuit.
In summary, a kind of safe electricity control device provided in an embodiment of the present invention and method.Methods described passes through upper
The safety utilization of electric power device of offer is provided, first, needs to gather with reference to other safe electricity control devices before electricity protection is carried out
Electric signal prejudged, to judge whether electric signal is doubtful danger signal；Secondly, adopted when being determined as doubtful danger signal
Collect the monitoring information of live power utilization environment, and monitoring information is handled to obtain live power utilization environment whether dangerous；Finally, judging
For dangerous live power utilization environment when, instruct to enter come control device by the protection generated by the first electric signal and the monitoring information
Row electricity protection.Because the action of electricity protection is corresponding with protection instruction, it is possible to reduce maloperation, while compared by Multi-level information
Error caused by single source information judges can be reduced, improves the precision of judgement.
For those skilled in the art, the present invention can have various modifications and variations.All spirit in the present invention
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.It should note
Anticipate and arrive：Similar label and letter represents similar terms in following accompanying drawing, therefore, once determined in a certain Xiang Yi accompanying drawing
Justice, then it further need not be defined and explained in subsequent accompanying drawing.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
1. a kind of safe electricity control device, it is characterised in that the safe electricity control device is arranged on household electricity network
Ammeter output end and electrical equipment between, the safe electricity control device includes：Electrical signal collection unit, processing control are single
Member, communication unit, power utilization environment monitoring unit and route protection unit；
The electrical signal collection unit is used for the first electric signal of circuit where gathering the electrical equipment；
The communication unit is electrically connected with the processing and control element (PCE), for establishing to enter the circuit where identical electrical equipment
The data that multiple safe electricity control devices of row protection are mutual communicate, to obtain other safe electricity control devices place
Second electric signal of circuit；
The processing and control element (PCE) is electrically connected with the electrical signal collection unit, for the electrical signal collection unit to be gathered
The first electric signal processing is compared with the second electric signal that other safe electricity control devices gather, draw the electric signal
Whether the first electric signal of collecting unit collection is doubtful danger signal, and when first electric signal is doubtful danger signal
Monitoring instruction is sent to the power utilization environment monitoring unit；
The power utilization environment monitoring unit is electrically connected with the processing and control element (PCE), for receiving the processing and control element (PCE) hair
The monitoring instruction sent, the live power utilization environment of the electrical equipment is monitored according to the monitoring instruction to obtain monitoring letter
Breath, and the monitoring information is sent to the processing and control element (PCE)；
The processing and control element (PCE) is additionally operable to handle the monitoring information of reception, and according to judging result
Whether the live power utilization environment of electrical equipment is dangerous, and protection instruction is sent in danger, wherein, the protection instruction is according to institute
State the first electric signal and monitoring information generation；
The route protection unit is electrically connected with the processing and control element (PCE), and the route protection unit refers to according to the protection
Order carries out electricity protection to circuit where the electrical equipment.
2. safe electricity control device as claimed in claim 1, it is characterised in that the electrical signal collection unit includes：
Current sensor for the magnitude of current of circuit where detecting the electrical equipment；
Arc sensor for the arc signal of circuit where detecting the electrical equipment；
The current sensor and the arc sensor are electrically connected with the processing and control element (PCE).
3. safe electricity control device as claimed in claim 2, it is characterised in that the power utilization environment monitoring unit includes：
For gathering the IMAQ subelement of the electrical equipment working environment；
For gathering the temperature acquisition subelement of the electrical equipment working environment；
Described image gathers subelement and the temperature acquisition subelement and is electrically connected with the processing and control element (PCE).
4. safe electricity control device as claimed in claim 3, it is characterised in that the route protection unit includes：Isolation
Subelement is with disconnecting subelement；
The route protection unit is receiving the first electric signal and IMAQ subelement that are gathered by the arc sensor
During the protection instruction of monitoring information generation, the isolation subelement is controlled to isolate the circuit for producing electric arc；
The route protection unit is receiving the first electric signal gathered by the current sensor and temperature acquisition
During the protection instruction of unit monitors information generation, the circuit disconnected where the subelement disconnection electrical equipment is controlled.
5. the safe electricity control device as described in any one in claim 2-4, it is characterised in that the processing control is single
The second electric signal that member gathers the first electric signal of electrical signal collection unit collection with other safe electricity control devices
Processing is compared, draw electrical signal collection unit collection the first electric signal whether be doubtful danger signal mode,
Including：
Current value in first electric signal of collection is compared with the current value in the second electric signal, when described first
When the difference of the average value of current value in electric signal and the electric current in the second electric signal is more than predetermined current threshold, described the is judged
One electric signal is doubtful danger signal；Or
Arc signal value in first electric signal of collection is compared with the arc signal value in the second electric signal, when
The difference of the average value of the arc signal value in arc signal value and the second electric signal in first electric signal is more than default electricity
During arc threshold value, judge that first electric signal is doubtful danger signal.
6. a kind of safety utilization of electric power control method, applied to the safe electricity control device described in any one in claim 1-4,
Characterized in that, methods described includes：
First electric signal of circuit where gathering electrical equipment；
Obtain with safe electricity control device communication connection for being protected to the circuit where identical electrical equipment
Other safe electricity control devices collection the second electric signal；
Processing is compared with the second electric signal that other safe electricity control devices gather in first electric signal of collection,
Show whether first electric signal is doubtful danger signal；
When first electric signal is doubtful danger signal, the monitoring letter of the live power utilization environment of the electrical equipment is gathered
Breath；
The monitoring information is handled, judges whether the live power utilization environment of the electrical equipment is dangerous, and described existing
When field power utilization environment is dangerous power utilization environment, the circuit described in the electrical equipment is protected.
7. safety utilization of electric power control method as claimed in claim 6, it is characterised in that circuit where the collection electrical equipment
The step of first electric signal, includes：
The magnitude of current signal of circuit where gathering the electrical equipment by current sensor；
The arc signal of circuit where gathering the electrical equipment by arc sensor.
8. safety utilization of electric power control method as claimed in claim 7, it is characterised in that by first electric signal of collection and its
Processing is compared by the second electric signal of safe electricity control device collection in he, show whether first electric signal is doubtful danger
The step of dangerous signal, includes：
Current value in first electric signal of collection is compared with the current value in the second electric signal, when described first
When the difference of the average value of current value in electric signal and the electric current in the second electric signal is more than predetermined current threshold, described the is judged
One electric signal is doubtful danger signal；Or
Arc signal value in first electric signal of collection is compared with the arc signal value in the second electric signal, when
The difference of the average value of the arc signal value in arc signal value and the second electric signal in first electric signal is more than default electricity
During arc threshold value, judge that first electric signal is doubtful danger signal.
9. safety utilization of electric power control method as claimed in claim 8, it is characterised in that it is described to the monitoring information at
Reason, judges whether the live power utilization environment of the electrical equipment is dangerous, and be dangerous power utilization environment in the live power utilization environment
When, the step of protection to the circuit described in the electrical equipment, including：
When being that the first electric signal is doubtful danger signal as described in magnitude of current signal determining, and the monitoring information shows the use
When circuit local environment temperature where electric equipment exceedes preset temperature, the live power utilization environment for judging the electrical equipment is danger
Power utilization environment, control disconnect the circuit where the electrical equipment；Or
When being to judge that first electric signal is doubtful danger signal by arc signal, and the monitoring information shows the electricity consumption
When circuit local environment where equipment has electric arc, the live power utilization environment for judging the electrical equipment is dangerous power utilization environment,
Control and the circuit for producing electric arc is isolated.
10. safety utilization of electric power control method as claimed in claim 9, it is characterised in that methods described also includes：
First electric signal corresponding to dangerous power utilization environment is sent into other safe electricity control devices to be stored, so that other
The electricity protection of circuit where safe electricity control device is directly carried out when the electric signal of collection is more than first electric signal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710972335.3A CN107608294B (en) | 2017-10-18 | 2017-10-18 | Safety electricity utilization control device and method |
| PCT/CN2017/117825 WO2019075906A1 (en) | 2017-10-18 | 2017-12-21 | Control apparatus and method for safe utilization of electric power |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112671785A (en) * | 2020-12-29 | 2021-04-16 | 杭州拓深科技有限公司 | AI algorithm-based safe electricity utilization electric meter system |
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| WO2019075906A1 (en) | 2019-04-25 |
| CN107608294B (en) | 2020-04-10 |
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