CN111628569A - Power distribution detection device, power distribution detection method, wireless power distribution detection system and wireless power distribution detection method - Google Patents
Power distribution detection device, power distribution detection method, wireless power distribution detection system and wireless power distribution detection method Download PDFInfo
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- CN111628569A CN111628569A CN201910151344.5A CN201910151344A CN111628569A CN 111628569 A CN111628569 A CN 111628569A CN 201910151344 A CN201910151344 A CN 201910151344A CN 111628569 A CN111628569 A CN 111628569A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
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Abstract
Disclosed are a power distribution detection device, a power distribution detection method, a wireless power distribution detection system, and a wireless power distribution detection method, wherein the power distribution detection device (100) is connected with at least one power distribution device, each power distribution device having a contact, the power distribution detection device (100) including: the detection module (110) is connected with the power distribution device, acquires a contact state signal of the power distribution device, and generates and outputs state information according to the acquired contact state signal; and a short-range wireless communication module (120) connected to the detection module (110), receiving the status information from the detection module (110), and transmitting the status information in a short-range wireless communication manner.
Description
Technical Field
The invention relates to the field of automatic control and power distribution, in particular to a power distribution detection device, a power distribution detection method, a wireless power distribution detection system and a wireless power distribution detection method.
Background
With the wide application of automation control in the civil and commercial fields, the distribution detection device plays an increasingly important role in building distribution boxes/distribution cabinets and household distribution boxes, and therefore the distribution detection device also faces higher requirements. In current power distribution detection, a power distribution detection device is connected to a main controller and a power distribution device (e.g., a contactor or a pulse switch) by wires, and detects a state of the power distribution device and outputs state information to the main controller.
However, when the detection is realized by adopting the wired connection mode, more signal lines and communication lines need to be connected, so that electromagnetic interference is easily caused, and the volume and the cost of the power distribution detection device are increased; and when the same master controller needs to control more power distribution detection devices, a plurality of interfaces are needed on the master controller side, so that the manufacturing cost is increased, and the engineering realization is difficult.
Therefore, a power distribution detection device with lower cost and higher reliability on the premise of realizing good state detection of the power distribution device is needed.
Disclosure of Invention
In order to solve the problems, the invention provides a power distribution detection device, a power distribution detection method, a wireless power distribution detection system and a wireless power distribution detection method. By utilizing the power distribution detection device, the power distribution detection method, the wireless power distribution detection system and the wireless power distribution detection method provided by the invention, the volume of the power distribution detection device can be effectively reduced and the power distribution detection device has lower cost on the basis of realizing good power distribution detection.
According to an aspect of the present invention, there is provided a power distribution detection apparatus to which at least one power distribution apparatus is connected, each power distribution apparatus having a contact, the power distribution detection apparatus comprising: the detection module is connected with the power distribution device, acquires a contact state signal of the power distribution device, and generates and outputs state information according to the acquired contact state signal; and the short-distance wireless communication module is connected with the detection module, receives the state information from the detection module and sends the state information in a short-distance wireless communication mode.
The power distribution detection apparatus according to the present invention may further comprise one or more of the following features, alone or in combination.
In some embodiments, the power distribution device comprises a first power distribution device, and the detection module comprises: the first detection circuit is used for acquiring a contact state signal of the first power distribution device and generating and outputting a corresponding first state feedback signal according to the contact state signal; and the micro control unit receives the first state feedback signal from the first detection circuit, and generates and outputs corresponding state information according to the received first state feedback signal.
In some embodiments, the power distribution device further comprises a second power distribution device, and the detection module further comprises a second detection circuit, wherein the second detection circuit acquires a contact state signal of the second power distribution device and generates and outputs a corresponding second state feedback signal according to the contact state signal; the micro control unit receives the second state feedback signal from the second detection circuit, and generates and outputs corresponding state information according to the received second state feedback signal.
In some embodiments, the first power distribution device comprises a first contact and a second contact, and the detection module further comprises a second detection circuit, wherein the first detection circuit acquires a contact state signal of the first contact of the first power distribution device and generates and outputs a corresponding first state feedback signal according to the contact state signal; the second detection circuit acquires a contact state signal of a second contact of the first power distribution device, and generates and outputs a corresponding second state feedback signal according to the contact state signal; the micro control unit receives a first state feedback signal and a second state feedback signal, and generates and outputs corresponding state information according to the first state feedback signal and the second state feedback signal.
In some embodiments, the short-range wireless communication module receives a detection command in a short-range wireless communication manner, and generates and outputs a detection control signal according to the received detection command; the detection module receives a detection control signal from the short-distance wireless communication module and acquires a contact state signal of the power distribution device according to the received detection control signal.
According to another aspect of the present invention, there is provided a power distribution detection method, the method including: acquiring a contact state signal of a power distribution device and generating state information according to the contact state signal; and transmitting the state information in a short-range wireless communication mode.
The power distribution detection method according to the present invention may further comprise one or more of the following features, alone or in combination.
In some embodiments, the power distribution device comprises a first power distribution device, and acquiring a contact status signal of the power distribution device and generating status information from the contact status signal comprises: acquiring a contact state signal of a first power distribution device and generating a first state feedback signal according to the contact state signal; generating state information according to the first state feedback signal.
In some embodiments, the power distribution device further comprises a second power distribution device, acquiring a contact status signal of the power distribution device and generating status information from the contact status signal further comprises: acquiring a contact state signal of a second power distribution device and generating a second state feedback signal according to the contact state signal; and generating state information according to the second state feedback signal.
In some embodiments, the first electrical distribution device includes a first contact and a second contact, and the acquiring a contact status signal of the electrical distribution device and generating status information based on the contact status signal further includes: acquiring a contact state signal of a first contact of a first power distribution device and generating a first state feedback signal according to the contact state signal; acquiring a contact state signal of a second contact of a first power distribution device and generating a first state feedback signal according to the contact state signal; generating state information based on the first state feedback signal and the second state feedback signal.
In some embodiments, the power distribution detection method further comprises: receiving a detection command in a short-distance wireless communication mode, and generating a detection control signal according to the detection command; and acquiring a contact state signal of the power distribution device according to the detection control signal.
According to another aspect of the present invention, there is provided a wireless power distribution detection system including: the power distribution detection device acquires a contact state signal of the power distribution device, generates and outputs state information in a short-distance wireless communication mode according to the acquired contact state signal; a local gateway which receives status information from the power distribution detection apparatus (100) in a short-range wireless communication manner and outputs the status information; a user module that receives the status information from the local gateway.
The wireless power distribution detection system according to the present invention may further comprise one or more of the following features, alone or in combination.
In some embodiments, at least one power distribution device is connected to the power distribution detection device, each power distribution device having contacts, the power distribution detection device comprising: the detection module is connected with the power distribution device, acquires a contact state signal of the power distribution device, and generates and outputs state information according to the acquired contact state signal; and the short-distance wireless communication module is connected with the detection module, receives the state information from the detection module and sends the state information in a short-distance wireless communication mode.
In some embodiments, the short-range wireless communication module receives a detection command from the local gateway in a short-range wireless communication manner, and generates and outputs a detection control signal according to the received detection command; the detection module receives a detection control signal from the short-distance wireless communication module and acquires a contact state signal of the power distribution device according to the received detection control signal.
According to another aspect of the present invention, there is provided a wireless power distribution detection method, the method including: the power distribution detection device acquires a contact state signal of the power distribution device, generates and outputs state information in a short-distance wireless communication mode according to the acquired contact state signal; the local gateway receives state information from the power distribution detection device in a short-distance wireless communication mode and outputs the state information; the user module receives status information from the local gateway.
The wireless power distribution detection method according to the present invention may further comprise one or more of the following features, alone or in combination.
In some embodiments, the power distribution detection device acquiring a contact state signal of the power distribution device, and generating and outputting state information in a short-range wireless communication manner according to the acquired contact state signal includes: the power distribution detection device acquires a contact state signal of the power distribution device and generates state information according to the contact state signal; the power distribution detection device transmits the state information in a short-range wireless communication mode.
In some embodiments, the wireless power distribution detection method further comprises: the power distribution detection device receives a detection command from a local gateway in a short-distance wireless communication mode and generates a detection control signal according to the detection command; and the power distribution detection device acquires a contact state signal of the power distribution device according to the detection control signal.
By utilizing the power distribution detection device, the power distribution detection method, the wireless power distribution detection system and the wireless power distribution detection method provided by the invention, the state detection of the power distribution device can be well completed, and particularly, the size of the power distribution detection device can be effectively reduced and the power distribution detection device has lower cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts. The following drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the invention.
FIG. 1 shows a flow diagram of a power distribution detection method 700 according to an embodiment of the invention;
FIG. 2A illustrates a flow diagram of an exemplary process S701-1 for acquiring a contact status signal of a power distribution device and generating status information based on the contact status signal, according to an embodiment of the invention;
FIG. 2B illustrates a flow diagram of another exemplary process S701-2 for acquiring a contact status signal of a power distribution device and generating status information based on the contact status signal, according to an embodiment of the invention;
FIG. 2C illustrates a flow diagram of another exemplary process S701-3 for acquiring a contact status signal of a power distribution device and generating status information based on the contact status signal, according to an embodiment of the invention;
FIG. 3 shows a flow diagram of a variation 710 of a power distribution detection method according to an embodiment of the invention;
FIG. 4 shows a schematic diagram of a power distribution detection apparatus 100 according to an embodiment of the invention;
FIG. 5 shows a schematic diagram of the detection module 110 according to an embodiment of the invention;
FIG. 6A shows a schematic diagram of a variation of the detection module 110, which includes a second detection circuit 113, according to an embodiment of the invention;
FIG. 6B illustrates a schematic diagram of a variation of the detection module 110 in which the first detection circuit 112 and the second detection circuit 113 are each connected to different power distribution devices, according to an embodiment of the invention;
FIG. 6C shows a schematic diagram of another variation of the power distribution detection apparatus 100 according to an embodiment of the present invention;
fig. 7A shows a flow diagram of a wireless power distribution detection method 950, according to an embodiment of the invention;
fig. 7B shows a flow diagram of the user module 400 receiving status information from the local gateway 300 according to an embodiment of the invention;
fig. 8 shows a flow chart of a variation 960 of the wireless power distribution detection method of an embodiment of the present invention.
Fig. 9A shows a schematic diagram of a wireless power distribution detection system 800A according to an embodiment of the invention;
FIG. 9B shows a schematic diagram of a wireless power distribution detection system 800B according to an embodiment of the invention;
fig. 9C shows a schematic diagram of a wireless power distribution detection system 800C in accordance with an embodiment of the invention;
fig. 10 shows a schematic diagram of a variation 900A of a wireless power distribution detection system in accordance with embodiments of the present invention.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, also belong to the scope of protection of the present invention.
As used in this application and the appended claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are intended to be inclusive in the plural unless the context clearly dictates otherwise. In general, the terms "comprises" and "comprising" merely indicate that steps and elements are included which are explicitly identified, that the steps and elements do not form an exclusive list, and that a method or apparatus may include other steps or elements.
Although various references are made herein to certain modules in a system according to embodiments of the present application, any number of different modules may be used and run on a user terminal and/or server. The modules are merely illustrative and different aspects of the systems and methods may use different modules.
Flow charts are used herein to illustrate operations performed by systems according to embodiments of the present application. It should be understood that the preceding or following operations are not necessarily performed in the exact order in which they are performed. Rather, the various steps may be processed in reverse order or simultaneously, as desired. Meanwhile, other operations may be added to the processes, or a certain step or several steps of operations may be removed from the processes.
Fig. 1 shows a flow diagram of a power distribution detection method 700 according to an embodiment of the invention.
Referring to fig. 1, first, in step S701, a contact state signal of the power distribution apparatus 200 is acquired and state information is generated according to the contact state signal.
The power distribution device can be, for example, a contactor (iCT), a pulse switch (iTL), or a circuit breaker, such as an Air Circuit Breaker (ACB), a frame circuit breaker (MCCB), or a Miniature Circuit Breaker (MCB). The power distribution apparatus 200 may be installed in an industrial or domestic power distribution box with contacts having one end connected to a power supply of the distribution box and the other end connectable to an external load, which may be an industrial field device, such as a motor, a sensor, or a domestic load, such as a building power supply circuit, a domestic appliance. Embodiments of the present disclosure are not limited by the particular type of power distribution device and the type of external load to which the power distribution device is connected.
The contacts of the electrical distribution device 200 may be in an open state and a closed state. For example, when the power distribution device is powered on or in an operational mode, the contacts of the power distribution device are in a closed state; when the power distribution device is powered off or not in an operating mode, the contacts of the power distribution device are in an open state.
The contact state signal can be a switching value signal for marking the on-off state of the contact. For example, it may use "1" to indicate that the contact is in a closed state and "0" to indicate that the contact is in an open state, or it may be other types of signals, such as a voltage signal or a current signal, and the embodiments of the present disclosure are not limited by the type of the contact state signal.
The status information of the power distribution apparatus 200 may be acquired periodically based on a preset time interval, for example, or may also be acquired in response to a control command of a user. Embodiments of the present disclosure acquire a trigger condition of the status information of the power distribution apparatus 200 and a limit of the acquisition frequency.
The status information I may be, for example, preset text information, such as "the power distribution device contact is in the closed state", "the power distribution device contact is in the open state", or it may also be a preset character string or code, and the embodiment of the present disclosure is not limited by the type of the status information.
After the status information is generated, the status information is transmitted in a short range wireless communication manner in step S702.
The short-range wireless communication mode may be, for example, a short-range wireless communication mode based on a Zigbee protocol, or may also be a bluetooth communication mode, and the embodiment of the present disclosure is not limited by the specific type of the selected short-range wireless communication mode.
For example, the status information may be sent to a local gateway through short-range wireless communication to be further uploaded to a user side, or may be sent to a general controller of the detection system for subsequent processing.
By the power distribution detection method, the contact state of the power distribution device can be well detected in real time, the detection result is transmitted, and data instruction interaction is carried out between the power distribution device and the outside in a wireless communication mode, so that additional signal lines and communication lines do not need to be connected, a safety isolation circuit between a communication line and an internal power supply line does not need to be arranged, the circuit design of the power distribution detection device is simplified, the size and the manufacturing cost of the power distribution detection device are reduced, and the electromagnetic interference is reduced.
FIG. 2A illustrates a flow diagram of one exemplary process S701-1 of obtaining a contact status signal of a power distribution device 200 and generating status information based on the contact status signal, according to an embodiment of the invention.
In some embodiments, as shown in fig. 2A, the power distribution device includes a first power distribution device, and first, in step S7011, a contact state signal of the first power distribution device 200 is acquired and a first state feedback signal is generated according to the contact state signal.
The first state feedback signal may be, for example, a voltage feedback signal, or may also be a current feedback signal, which may be a continuous signal or a pulse signal, and may be an original signal or a Pulse Width Modulated (PWM) wave signal after pulse width modulation. Embodiments of the present disclosure are not limited by the type of first state feedback signal.
For example, the contact status signal of the power distribution device 200 may be directly obtained through the detection terminal of the first power distribution device, or a current or voltage change inside the first power distribution device 200 may be detected by the detection circuit and further processed to obtain the contact status signal. Embodiments of the present disclosure are not limited by the manner in which the contact status signal of the first power distribution device is obtained.
Next, in step S7012, state information is generated according to the first state feedback signal.
For example, the state information may be directly output based on only the first state feedback signal, or may be generated on the basis of synthesizing the first state feedback signal with other state signals or preset conditions. The embodiment of the present disclosure is not limited by the manner of generating the state information.
By the method, the contact state signal of the power distribution device can be acquired in time, corresponding state information is output based on the contact state signal, and the real-time detection of the state of the power distribution device is realized.
FIG. 2B illustrates a flow diagram of another exemplary process S701-2 for acquiring a contact status signal of the power distribution device 200 and generating status information based on the contact status signal, according to an embodiment of the invention.
In some embodiments, as shown in fig. 2B, the power distribution device further has a second power distribution device, and first, in step S7011', a contact state signal of the second power distribution device is obtained and a second state feedback signal T is generated according to the contact state signal2。
The second state feedback signal may be, for example, a voltage feedback signal, or may also be a current feedback signal, which may be a continuous signal or a pulse signal, and may be an original signal or a Pulse Width Modulated (PWM) wave signal after pulse width modulation. Embodiments of the present disclosure are not limited by the type of second state feedback signal.
Next, in step S7012', state information is generated according to the second state feedback signal.
For example, the state information may be directly output based on only the second state feedback signal, or may be generated on the basis of the integration of the second state feedback signal, the first state feedback signal, or a preset condition. The embodiment of the present disclosure is not limited by the manner of generating the state information.
It should be understood that the operations of steps S701-1 and S701-2 may be performed in parallel or in sequence, without any limitation thereto.
FIG. 2C illustrates a flow diagram of another exemplary process S701-3 for acquiring a contact status signal of a power distribution device and generating status information based on the contact status signal, according to an embodiment of the invention.
In some embodiments, as shown in fig. 2C, the first power distribution device may have a first contact and a second contact, and first, in step S7013, a contact state signal of the first contact of the first power distribution device is obtained and a first state feedback signal is generated based on the contact state signal.
Next, in step S7014, a contact state signal of a second contact of the first power distribution device is acquired and a first state feedback signal is generated according to the contact state signal.
Finally, in step S7015, state information is generated according to the first state feedback signal and the second state feedback signal.
It should be understood that the operations of steps S7013 and S7014 may be performed in parallel or in sequence, without any limitation thereto.
For example, the state information may be output based on the first state feedback signal, the second state feedback signal, respectively, or may be generated on the basis of the second state feedback signal, the first state feedback signal, or a preset condition, which is integrated. The embodiment of the present disclosure is not limited by the manner of generating the state information.
By the method, the contact state signals of the power distribution devices can be acquired or the contact state signals of the power distribution devices can be acquired at the same time, and corresponding state information is output based on the contact state signals, so that the detection efficiency is improved.
Fig. 3 shows a flow diagram of a variation 710 of a power distribution detection method according to an embodiment of the invention.
In some embodiments, as shown in fig. 3, first, in step S711, a detection command is received in a short-range wireless communication manner, and a detection control signal is generated according to the detection command.
The detection command may be a control command directly input by a user, or may be a detection command generated by further processing a control instruction of the user. Embodiments of the present disclosure are not limited by the source of the detection command.
The generated detection control signal may be, for example, a voltage control signal, or may also be a current control signal, which may be a continuous signal or a pulse signal, and may adopt a high level or a low level as its active level. Embodiments of the present disclosure are not limited by the type of detection control signal.
After the detection control signal is generated, in step S712, a contact state signal of the power distribution apparatus 200 is acquired according to the detection control signal.
By the method, the state of the power distribution device 200 can be monitored in real time based on an external control command, and further, the detected state information can be output outwards, so that the power distribution detection device can realize a reliable detection process.
Fig. 4 shows a schematic diagram of a power distribution detection apparatus 100 according to an embodiment of the present invention.
Referring to fig. 4, at least one power distribution device 200 is connected to the power distribution detection device 100, and each power distribution device 200 has a contact.
The contacts of the electrical distribution device 200 may be in an open state and a closed state. For example, when the power distribution device is powered on or in an operational mode, the contacts of the power distribution device are in a closed state; when the power distribution device is powered down or it is not in an operational mode, the contacts of the power distribution device are in an open state.
The power distribution detection apparatus 100 includes a short-range wireless communication module 120 and a detection module 110.
The detection module 110 is configured to interface with the power distribution device 200, acquire a contact status signal of the power distribution device 200, and generate and output status information based on the acquired contact status signal.
For example, the power distribution device 200 may have one or more detection terminals to which the detection module 110 of the power distribution detection device 100 may be connected to enable detection of the state of contacts in the power distribution device.
The short range wireless communication module 120 is connected to the detection module 110, and is configured to receive the status information I from the detection module 110 and transmit the status information I in a short range wireless communication manner.
For example, the short-range wireless communication module 120 may include a receiving end for receiving the status information from the detection module 110 and a signal output end for transmitting the status information in short-range wireless communication, for example, the status information may be transmitted to the local gateway 300.
Through setting up the distribution detection device who has short range wireless communication module, can well realize the real-time detection to distribution device's contact state and with testing result remote transmission, and because it adopts wireless communication mode and outside to carry out data instruction interaction, need not to reconnect extra signal line and communication line, also need not to set up the safety isolation circuit between communication line and the internal power supply circuit again, the circuit design of distribution detection device has been simplified, distribution detection device's volume and manufacturing cost have been reduced, electromagnetic interference has been reduced.
FIG. 5 shows a schematic diagram of the detection module 110 according to an embodiment of the invention.
As shown in fig. 5, the power distribution device includes a first power distribution device 200, and the detection module 110 includes a micro control unit 111 and a first detection circuit 112.
The first detection circuit 112 is configured to acquire a contact state signal of the first power distribution apparatus 200, and generate and output a corresponding first state feedback signal according to the contact state signal.
For example, the first detection circuit may comprise a detection input and a detection output, which is obtained via the detection inputContact status signal S for a switchgear1And feeds back the corresponding first state feedback signal T1And outputting through a detection output end.
In some embodiments, the first detection circuit 112 may directly acquire the contact status signal of the first power distribution device 200, or it may detect a current or voltage change inside the first power distribution device 200 and further process to obtain the contact status signal. Embodiments of the present disclosure are not limited by the manner in which the first detection circuit obtains the contact status signal.
The micro control unit 111 is configured to receive the first state feedback signal from the first detection circuit 112, and generate and output corresponding state information according to the received first state feedback signal.
For example, the micro control unit 111 may have a first feedback input for receiving the first state feedback signal T from the first detection circuit 112 and a signal output1The signal output end is used for generating corresponding state information I1The output can be, for example, output to a short-range wireless communication module connected to the micro-control unit.
By arranging the micro control unit and the first detection circuit in the detection module, the detection module can acquire a contact state signal of the power distribution device in time through the first detection module and output corresponding state information based on the contact state signal, so that the real-time detection of the state of the power distribution device is realized.
Fig. 6A shows a schematic diagram of a variant of the detection module 110 according to an embodiment of the invention, which comprises a second detection circuit 113.
In some embodiments, as shown in fig. 6A, the first power distribution device includes a first contact and a second contact, and the detection module 110 further includes a second detection circuit 113.
The first detection circuit 112 is configured to acquire a contact status signal of a first contact of the first power distribution device and generate and output a corresponding first status feedback signal based on the contact status signal.
The second detection circuit 113 is configured to acquire a contact status signal of the power distribution apparatus and generate and output a corresponding second status feedback signal according to the contact status signal.
For example, the second detection circuit may include a detection input and a detection output, which obtains the contact state signal S of the power distribution device through the detection input2And feeds back the corresponding second state feedback signal T2And outputting through a detection output end.
In some embodiments, the second detection circuit 113 may directly obtain the contact status signal of the power distribution device, or it may detect a current or voltage change inside the power distribution device and further process the detected contact status signal. The embodiment of the present disclosure is not limited by the detection manner of the second detection circuit.
The micro control unit 111 is configured to receive a first state feedback signal and a second state feedback signal, and generate and output corresponding state information according to the first state feedback signal and the second state feedback signal.
For example, the micro control unit 111 may have a second feedback input for receiving the second state feedback signal T from the second detection circuit 112 and a signal output2The signal output end is used for generating corresponding state information I2The output can be, for example, output to a short-range wireless communication module connected to the micro-control unit.
Through set up second detection circuitry in detection module, detection module can in time acquire distribution device's contact state signal and based on the corresponding status information of contact state signal output through second detection module, realize the real-time detection to distribution device state.
For example, when the power distribution apparatus 200 is a frame circuit breaker, in some cases, it is desirable to detect a plurality OF contact states in the frame circuit breaker to determine an operating mode or operating state thereof, a detection input OF the first detection circuit 112 may be connected to an auxiliary (OF) contact in the frame circuit breaker, and a detection input OF the second detection circuit 113 may be connected to a trip indication (SD) contact in the frame circuit breaker or to a trip indication (SD) contactWherein the dry contact, the micro control unit is based on the first state feedback signal T received by the first feedback input end1And a second state feedback signal T received at a second feedback input2Comprehensively judging and generating corresponding state information Iz。
Fig. 6B shows a schematic diagram of a variation of the detection module 110 in which the first detection circuit 112 and the second detection circuit 113 are each connected to different power distribution devices, according to an embodiment of the invention.
In some embodiments, as shown in fig. 6B, the power distribution devices include a first power distribution device and a second power distribution device, and the first detection circuit 112 and the second detection circuit 113 are respectively connected to different power distribution devices.
For example, when it is required to simultaneously detect and monitor the operating states of a plurality of power distribution devices 201 and 202, the first detection circuit 112 is connected to the first power distribution device 201 for acquiring the contact state signal S of the power distribution device 2011The second detection circuit 113 is connected to the second power distribution device 202 for acquiring the contact status signal S of the power distribution device 2021At this time, the micro control unit will be based on the first state feedback signal T received by the first feedback input terminal1And a second state feedback signal T received at a second feedback input2Respectively generate corresponding state information I1And status information I2。
Through the first detection circuit and the second detection circuit arranged in the detection module, the detection module can acquire a plurality of contact state signals of the power distribution device or acquire the contact state signals of the power distribution device at the same time, and based on the contact state signals, corresponding state information is output, and the detection efficiency is favorably improved.
Fig. 6C shows a schematic diagram of another variation of the power distribution detection apparatus 100 according to an embodiment of the invention.
In some embodiments, as shown in fig. 6C, the short-range wireless communication module 120 is configured to receive a detection command in a short-range wireless communication manner, and generate and output a detection control signal according to the received detection command. The detection module 110 receives the detection control signal from the short range wireless communication module 120, and acquires a contact state signal of the power distribution apparatus 200 according to the received detection control signal.
In some embodiments, the power distribution detection device further comprises a power circuit for supplying power to each functional circuit in the power distribution detection device, such as the micro control unit and the first detection circuit. The power supply circuit can convert an external alternating current power supply into a power supply loop required by the power distribution detection device.
In some embodiments, the power distribution detection device further comprises an electromagnetic compatibility (EMC) protection circuit, connected to the power supply circuit, which is intended to suppress electromagnetic interference from the external environment and at the same time suppress electromagnetic radiation from the product to the outside.
In some embodiments, the power distribution detection device further comprises a button circuit connected with the micro control unit, and the button circuit can convert a button signal input by a user into a control instruction which can be recognized by the micro control unit, so that the user can realize the function control of the power distribution detection device through button operation.
In some embodiments, the power distribution detection device further comprises an external storage circuit and a debugging and upgrading circuit, which are respectively connected with the micro control unit, and are used for storing the upgrading packet and realizing the upgrading process of the device.
Fig. 7A shows a flow diagram of a wireless power distribution detection method 950 according to an embodiment of the invention.
As shown in fig. 7A, first, in step S951, the power distribution detection apparatus 100 acquires a contact state signal of the power distribution apparatus 200, and generates and outputs state information in a short-range wireless communication manner based on the acquired contact state signal.
The power distribution detection device 100 may perform the power distribution detection method as described above and has the structure and function of the power distribution detection device as described above.
After the power distribution detection apparatus outputs the status information, in step S952, the local gateway 300 receives the status information from the power distribution detection apparatus 100 in the short-range wireless communication manner and outputs the status information.
The local gateway output status information may be implemented in a wired manner, for example, via Ethernet (Ethernet), or in a wireless manner, for example, via a mobile communication system, such as a third generation mobile communication system (3G) or a fourth generation mobile communication system (4G), or via General Packet Radio Service (GPRS). Embodiments of the present disclosure are not limited by the particular communication means chosen.
After the local gateway outputs the status information, the user module 400 receives the status information from the local gateway 300 in step S953.
The user module 400 may be one or more special purpose or general purpose computer system modules, such as a personal computer, a laptop computer, a tablet computer, a mobile phone, a Personal Digital Assistant (PDA), and any smart portable device. Embodiments of the present disclosure are not limited by the particular type of user module.
The receiving of the status information by the subscriber module may be implemented in a wired manner, for example, via Ethernet (Ethernet), or in a wireless manner, for example, via a mobile communication system, such as a third generation mobile communication system (3G) or a fourth generation mobile communication system (4G), or via General Packet Radio Service (GPRS). Embodiments of the present disclosure are not limited by the particular communication means chosen.
By the wireless power distribution detection method, the power distribution detection device can output the state information to the user module in real time, and a user can check the state of the power distribution device and perform corresponding control. And because the wireless communication mode is adopted, additional signal lines and communication lines do not need to be connected, and the design of the wireless power distribution detection system is simplified.
Fig. 7B shows a flowchart of the user module 400 receiving status information from the local gateway 300 according to an embodiment of the present invention.
In some embodiments, as shown in fig. 7B, a cloud gateway 500 is further disposed between the user module 400 and the local gateway 300. The above step S953 can be described more specifically. First, the cloud gateway 500 receives the state information from the home gateway 300 in step S9531, and thereafter, the user module 400 receives the state information from the cloud gateway 500 in step S9532.
The cloud gateway may be, for example, an arison cloud gateway, amazon cloud gateway, COM' X cloud gateway, or other types of cloud gateways, and embodiments of the present disclosure are not limited by the type of the particular cloud gateway selected.
The cloud gateway may receive and transmit the status information in a wired manner, for example, via Ethernet (Ethernet), or in a wireless manner, for example, via a mobile communication system, such as a third generation mobile communication system (3G) or a fourth generation mobile communication system (4G), or via General Packet Radio Service (GPRS). Embodiments of the present disclosure are not limited by the particular communication means chosen.
The cloud gateway receives the state information from the local gateways and sends the state information to the user module, so that the state information of the power distribution devices from the plurality of local gateways can be sent to the user module, the quantity of the state information which can be received by a user is increased, and the working efficiency of the power distribution detection system is improved.
In some embodiments, the cloud server 600 is further disposed between the user module 400 and the cloud gateway 500, and then in step S9532, a process of the user module 400 receiving the status information from the cloud gateway 500 may be described in more detail.
As shown in fig. 7B, first, the cloud server 600 receives the state information from the cloud gateway 500 in step S9532-1, and secondly, the cloud server 600 transmits the state information to the user module 400 in step S9521-2.
The cloud server may be, for example, an ari cloud server, a tengcong cloud server, a hua cloud server, or another type of cloud server, and embodiments of the present disclosure are not limited by the type of the specific server selected.
The cloud server may receive and transmit the control command, for example, through a wired manner, for example, through Ethernet (Ethernet), or through a wireless manner, for example, through a mobile communication system, such as a third generation mobile communication system (3G) or a fourth generation mobile communication system (4G), or through a General Packet Radio Service (GPRS). Embodiments of the present disclosure are not limited by the particular communication means chosen.
The cloud server receives the state information from the cloud gateways and sends the state information to the user module, so that the state information of the power distribution devices from the plurality of cloud gateways can be sent to the user module, the quantity of the state information which can be received by a user is increased, and meanwhile, backup and storage of the state information are facilitated.
In some embodiments, the power distribution detection apparatus 100 acquiring the contact state signal of the power distribution apparatus 200, and generating and outputting the state information in the short-range wireless communication manner according to the acquired contact state signal includes: the power distribution detection device 100 acquires a contact state signal of the power distribution device 200 and generates state information according to the contact state signal, and the power distribution detection device 100 transmits the state information in a short-distance wireless communication mode.
Fig. 8 shows a flow chart of a variation 960 of the wireless power distribution detection method of an embodiment of the present invention.
In some embodiments, as shown in fig. 8, in step S961, the power distribution detection apparatus 100 receives a detection command from the local gateway 300 in a short-range wireless communication manner, and generates a detection control signal according to the detection command. After generating the detection control signal, in step S962, the power distribution detection apparatus 100 obtains a contact state signal of the power distribution apparatus 200 according to the detection control signal.
Fig. 9A shows a schematic diagram of a wireless power distribution detection system 800A, in accordance with an embodiment of the present invention.
Referring to fig. 9A, the wireless power distribution detection system 800A includes: a user module 400, a local gateway 300 and a power distribution detection device 100.
The power distribution detection apparatus 100 is configured to acquire a contact state signal of the power distribution apparatus 200, and generate and output state information in a short-range wireless communication manner according to the acquired contact state signal. The power distribution detection apparatus 100 may perform the power distribution detection method as described above.
The local gateway 300 is configured to receive status information from the power distribution detection apparatus 100 in a short-range wireless communication manner and output the status information.
The user module 400 is configured to receive status information from the local gateway 300. The user module 400 may be one or more special or general computer system modules, such as a personal computer, a notebook computer, a tablet computer, a mobile phone, a Personal Digital Assistant (PDA), and any smart portable device. Embodiments of the present disclosure are not limited by the particular type of user module.
Through setting up wireless distribution detecting system, distribution detection device can export status information to user's module in real time, is favorable to the user to look over the distribution device state and carries out corresponding control. And because the wireless communication mode is adopted, additional signal lines and communication lines do not need to be connected, and the system design is simplified.
In some embodiments, at least one power distribution device 200 is connected to the power distribution detection device 100 of the wireless power distribution detection system, the power distribution device 200 having contacts. The power distribution detection device is configured to acquire a contact status signal of the power distribution device 200, generate status information from the contact status signal, and transmit the status information in a short-range wireless communication manner.
Fig. 9B shows a schematic diagram of a wireless power distribution detection system 800B, in accordance with an embodiment of the present invention.
As shown in fig. 9B, in some embodiments, on the basis of the foregoing wireless power distribution detection system 800A, a cloud gateway 500 is further disposed between the user module 400 and the local gateway 300, and the cloud gateway 500 is configured to receive status information from the local gateway 300 and transmit the status information to the user module 400.
By arranging the cloud gateway, the cloud gateway receives the state information from the local gateways and sends the state information to the user module, so that the state information of the power distribution devices from the plurality of local gateways can be sent to the user module, the quantity of the state information which can be received by a user is increased, and the working efficiency of the power distribution detection system is improved.
Fig. 9C shows a schematic diagram of a wireless power distribution detection system 800C, in accordance with an embodiment of the present invention.
As shown in fig. 9C, in some embodiments, on the basis of the wireless power distribution detection system 800B, a cloud server 600 is further disposed between the user module 400 and the cloud gateway 500, and the cloud server 600 receives status information from the cloud gateway 500 and transmits the status information to the user module 400.
By arranging the cloud server, the cloud server receives the state information from the cloud gateways and sends the state information to the user module, so that the state information of the power distribution devices from the plurality of cloud gateways can be sent to the user module, the quantity of the state information which can be received by a user is improved, and the state information can be backed up and stored conveniently.
Fig. 10 shows a schematic diagram of a variation 900A of a wireless power distribution detection system in accordance with embodiments of the present invention.
In some embodiments, as shown in fig. 10, the wireless power distribution apparatus receives a detection command from the local gateway 300 in a short-range wireless communication manner, and generates a detection control signal according to the received detection command. The wireless power distribution device obtains a contact state signal of the power distribution device 200 from the received detection control signal.
This application uses specific words to describe embodiments of the application. Reference to "a first/second embodiment," "an embodiment," and/or "some embodiments" means a feature, structure, or characteristic described in connection with at least one embodiment of the application. Therefore, it is emphasized and should be appreciated that two or more references to "an embodiment" or "one embodiment" or "an alternative embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, some features, structures, or characteristics of one or more embodiments of the present application may be combined as appropriate.
Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The foregoing is illustrative of the present invention and is not to be construed as limiting thereof. Although a few exemplary embodiments of this invention have been described, those skilled in the art will readily appreciate that many modifications are possible in the exemplary embodiments without materially departing from the novel teachings and advantages of this invention. Accordingly, all such modifications are intended to be included within the scope of this invention as defined in the claims. It is to be understood that the foregoing is illustrative of the present invention and is not to be construed as limited to the specific embodiments disclosed, and that modifications to the disclosed embodiments, as well as other embodiments, are intended to be included within the scope of the appended claims. The invention is defined by the claims and their equivalents.
Claims (16)
1. A power distribution detection device (100), at least one power distribution device being connected to the power distribution detection device (100), each power distribution device having contacts, the power distribution detection device (100) comprising:
the detection module (110) is connected with the power distribution device, acquires a contact state signal of the power distribution device, and generates and outputs state information according to the acquired contact state signal;
and a short-range wireless communication module (120) connected to the detection module (110), receiving the status information from the detection module (110), and transmitting the status information in a short-range wireless communication manner.
2. The power distribution detection device (100) of claim 1, wherein the power distribution device comprises a first power distribution device, the detection module (110) comprising:
a first detection circuit (112) which acquires a contact state signal of a first power distribution device and generates and outputs a corresponding first state feedback signal according to the contact state signal;
and the micro control unit (111) receives the first state feedback signal from the first detection circuit (112), and generates and outputs corresponding state information according to the received first state feedback signal.
3. The power distribution detection device (100) of claim 2, further comprising a second power distribution device, the detection module (110) further having a second detection circuit (113), wherein,
the second detection circuit (113) acquires a contact state signal of a second power distribution device, and generates and outputs a corresponding second state feedback signal according to the contact state signal;
the micro control unit (111) receives the second state feedback signal from the second detection circuit (112), and generates and outputs corresponding state information according to the received second state feedback signal.
4. The power distribution detection device (100) of claim 2, the first power distribution device comprising a first contact and a second contact, the detection module (110) further having a second detection circuit (113), wherein,
a first detection circuit (112) acquires a contact state signal of a first contact of a first power distribution device, and generates and outputs a corresponding first state feedback signal according to the contact state signal;
the second detection circuit (113) acquires a contact state signal of a second contact of the first power distribution device, and generates and outputs a corresponding second state feedback signal according to the contact state signal;
the micro control unit (111) receives a first state feedback signal and a second state feedback signal, and generates and outputs corresponding state information according to the first state feedback signal and the second state feedback signal.
5. The power distribution detection device (100) of claim 1,
the short-range wireless communication module (120) receives a detection command in a short-range wireless communication mode, and generates and outputs a detection control signal according to the received detection command;
the detection module (110) receives a detection control signal from the short-range wireless communication module (120), and acquires a contact state signal of the power distribution device according to the received detection control signal.
6. A power distribution detection method, comprising:
acquiring a contact state signal of a power distribution device and generating state information according to the contact state signal;
and transmitting the state information in a short-range wireless communication mode.
7. A power distribution detection method as defined in claim 6, the power distribution device comprising a first power distribution device, the acquiring a contact status signal of the power distribution device and generating status information based on the contact status signal comprising:
acquiring a contact state signal of a first power distribution device and generating a first state feedback signal according to the contact state signal;
generating state information according to the first state feedback signal.
8. The power distribution detection method of claim 6, the power distribution device further comprising a second power distribution device, the acquiring a contact status signal of the power distribution device and generating status information based on the contact status signal further comprising:
acquiring a contact state signal of a second power distribution device and generating a second state feedback signal according to the contact state signal;
and generating state information according to the second state feedback signal.
9. The power distribution detection method of claim 6, the first power distribution device including a first contact and a second contact, the acquiring a contact status signal of the power distribution device and generating status information based on the contact status signal further comprising:
acquiring a contact state signal of a first contact of a first power distribution device and generating a first state feedback signal according to the contact state signal;
acquiring a contact state signal of a second contact of the first power distribution device and generating a second state feedback signal according to the contact state signal;
generating state information based on the first state feedback signal and the second state feedback signal.
10. The power distribution detection method of claim 6, further comprising:
receiving a detection command in a short-distance wireless communication mode, and generating a detection control signal according to the detection command;
and acquiring a contact state signal of the power distribution device according to the detection control signal.
11. A wireless power distribution detection system (800), the wireless power distribution detection system (800) comprising:
a power distribution detection device (100) which acquires a contact state signal of a power distribution device, generates and outputs state information in a short-range wireless communication manner according to the acquired contact state signal;
a local gateway (300) that receives status information from the power distribution detection device (100) in a short-range wireless communication manner and outputs the status information;
a user module (400) that receives status information from the local gateway (300).
12. The wireless power distribution detection system (800) of claim 11, the power distribution detection device (100) having at least one power distribution device connected thereto, each power distribution device having contacts, the power distribution detection device (100) comprising:
the detection module (110) is connected with the power distribution device, acquires a contact state signal of the power distribution device, and generates and outputs state information according to the acquired contact state signal;
and a short-range wireless communication module (120) connected to the detection module (110), receiving the status information from the detection module (110), and transmitting the status information in a short-range wireless communication manner.
13. The wireless power distribution detection system (800) of claim 11,
the short-range wireless communication module (120) receives a detection command from the local gateway (300) in a short-range wireless communication manner, and generates and outputs a detection control signal according to the received detection command;
the detection module (110) receives a detection control signal from the short-range wireless communication module (120), and acquires a contact state signal of the power distribution device according to the received detection control signal.
14. A wireless power distribution detection method, comprising:
the power distribution detection device (100) acquires a contact state signal of the power distribution device, generates and outputs state information in a short-distance wireless communication mode according to the acquired contact state signal;
the local gateway (300) receives the state information from the power distribution detection device (100) in a short-distance wireless communication mode and outputs the state information;
the user module (400) receives status information from the local gateway (300).
15. The wireless power distribution detection method of claim 14, wherein the power distribution detection device (100) acquiring a contact status signal of a power distribution device and generating and outputting status information in short-range wireless communication based on the acquired contact status signal comprises:
the power distribution detection device (100) acquires a contact state signal of the power distribution device and generates state information according to the contact state signal;
the power distribution detection device (100) transmits the status information in a short-range wireless communication manner.
16. A wireless power distribution detection method as defined in claim 14, further comprising:
the power distribution detection device (100) receives a detection command from a local gateway (300) in a short-distance wireless communication mode and generates a detection control signal according to the detection command;
the power distribution detection device (100) acquires a contact state signal of the power distribution device according to the detection control signal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910151344.5A CN111628569A (en) | 2019-02-28 | 2019-02-28 | Power distribution detection device, power distribution detection method, wireless power distribution detection system and wireless power distribution detection method |
| PCT/CN2019/078729 WO2020172926A1 (en) | 2019-02-28 | 2019-03-19 | Power distribution detection device, power distribution detection method, and wireless power distribution detection system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910151344.5A CN111628569A (en) | 2019-02-28 | 2019-02-28 | Power distribution detection device, power distribution detection method, wireless power distribution detection system and wireless power distribution detection method |
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