CN108051704A - A kind of fault detector and its network-building method - Google Patents
A kind of fault detector and its network-building method Download PDFInfo
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- CN108051704A CN108051704A CN201711338720.9A CN201711338720A CN108051704A CN 108051704 A CN108051704 A CN 108051704A CN 201711338720 A CN201711338720 A CN 201711338720A CN 108051704 A CN108051704 A CN 108051704A
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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
- G01R31/088—Aspects of digital computing
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Abstract
An embodiment of the present invention provides a kind of fault detector network-building method, fault detector includes collecting unit and collects unit, and this method includes：Collecting unit logs in frame data every the first preset duration to unit transmission is collected；Collect reply after unit reception logs in frame data and log in acknowledgement frame to collecting unit；After receiving and logging in acknowledgement frame, collecting unit sends data frame to collecting unit；Data frame includes circuit normal information or line fault information.The embodiment of the present invention can realize fault detector low-power consumption quickly networking.
Description
Technical field
The present invention relates to wireless communication field more particularly to a kind of fault detectors and its network-building method.
Background technology
In looped network distribution system, particularly a large amount of systems using ring net load switch, it usually needs referred to using failure
Show that device marks the part broken down, so that maintenance personal can quickly find generation event according to the alarm signal of fault detector
The section of barrier, avoids major accident.
Fault detector generally includes collecting unit and collects unit, collecting unit and channel radio is reliable between collecting unit
Existing fault alarm.Existing collecting unit uses the mould of the passive networking of collecting unit with the twireless radio-frequency communication mode for collecting unit
Formula collects unit and sends networking commands, collecting unit is believed to collecting unit transmitting line normal information or line fault at random
Breath.
But, on the one hand, using the pattern of the passive networking of collecting unit collecting unit timing is needed to open and receive window, by
In the low-power consumption requirement of fault detector, the reception window that the timing of fault detector collecting unit less radio-frequency is opened is very short, generally
In 20ms or so, therefore, when collecting unit to collecting unit transmission networking commands, fault detector collecting unit easily receives not
The networking commands sent to collecting unit cause to be difficult networking success, and networking speed is slow.On the other hand, if fault detector needs
Real-time networking is wanted, since the reception window of fault detector collecting unit is opened very short, collects the intensive transmission group of unit needs
Net order, and collect the average wireless telecommunications power consumption of unit for 70-80mA even biggers, cause the power consumption of fault detector very
Greatly.
The content of the invention
An embodiment of the present invention provides a kind of fault detector and its network-building method, to realize fault detector low power consumption fast
Fast networking.
In a first aspect, an embodiment of the present invention provides a kind of fault detector network-building method, the fault detector includes
Collecting unit and collect unit, including：
The collecting unit every the first preset duration to it is described collect unit transmission log in frame data；
It is described collect unit receive described in log in reply after frame data and log in acknowledgement frame to the collecting unit；
After the login acknowledgement frame is received, the collecting unit sends data frame and collects unit to described；It is described
Data frame includes circuit normal information or line fault information.
Optionally, it is described collect unit receive described in log in frame data after, it is single to the acquisition that reply logs in acknowledgement frame
Before member, further include：
It is described to collect unit according to the number of the collecting unit in group and report interval to the collecting unit in group
Distribute sending time slots；
Wherein, the acknowledgement frame that logs in includes the sending time slots for distributing to the collecting unit；
The collecting unit sends data frame and collects unit to described, including：
The collecting unit sends data frame in the sending time slots for distributing to itself and collects unit to described.
Optionally, the collecting unit send data frame to it is described collect unit after, further include：
It is described collect unit and receive acknowledgement frame is transmitted and received after the data frame to the collecting unit；Wherein, institute
Stating reception acknowledgement frame includes time slot calibration value；
The time slot calibration value of the collecting unit in the reception acknowledgement frame received, corrects the transmission
Time slot.
Optionally, the collecting unit send data frame to it is described collect unit after, further include：
It is described collect unit and receive to send after the data frame receive acknowledgement frame to the collecting unit；
If the collecting unit is not received by the reception acknowledgement frame, the data frame is retransmitted；
If reception acknowledgement frame is not received after the collecting unit retransmission data frame n times, every first preset duration
To it is described collect unit send described in log in frame data.
Optionally, the unit that collects is sending the login acknowledgement frame or second preset duration for receiving acknowledgement frame
The data frame that the collecting unit in group is sent is not received inside, it is determined that this collecting unit communication failure；Wherein, institute
The first preset duration is stated less than second preset duration.
Optionally, the number of the fault detector is multiple before the collecting unit transmission logs in frame data, also to wrap
It includes：
The collecting unit and the communication channel for collecting unit in different faults indicator are configured to difference.
Second aspect, the embodiment of the present invention additionally provide a kind of fault detector, and it is single that the fault detector includes acquisition
Member and collect unit.
Wherein, the collecting unit be used for every the first preset duration to it is described collect unit transmission log in frame data；And
After the login acknowledgement frame for collecting unit reply is received, send data frame and collect unit to described；The data frame
Including circuit normal information or line fault information；
It is described collect unit for receive it is described log in reply after frame data log in acknowledgement frame to the collecting unit.
Optionally, the unit that collects is additionally operable to after frame data are logged in described in reception, and reply logs in acknowledgement frame to described
Before collecting unit, according to the number of the collecting unit in group and interval is reported to distribute transmission to the collecting unit in group
Time slot；
Wherein, the acknowledgement frame that logs in includes the sending time slots for distributing to the collecting unit；
The collecting unit is additionally operable to the transmission data frame in the sending time slots for distributing to itself and collects unit to described.
Optionally, the unit that collects is additionally operable to transmit and receive acknowledgement frame to the acquisition after receiving the data frame
Unit；Wherein, the reception acknowledgement frame includes time slot calibration value；
The collecting unit is additionally operable to the time slot calibration value in the reception acknowledgement frame received, corrects institute
State sending time slots.
Optionally, it is described collect unit and be additionally operable to send after the data frame is received receive acknowledgement frame and adopted to described
Collect unit；
If the collecting unit is additionally operable to be not received by the reception acknowledgement frame, the data frame is retransmitted, if retransmitting
Reception acknowledgement frame is not received after data frame n times, then every first preset duration to it is described collect unit send described in log in
Frame data.
Optionally, the unit that collects is additionally operable to sending the login acknowledgement frame or described receiving the second pre- of acknowledgement frame
If the data frame that the collecting unit in group is sent is not received in duration, it is determined that this collecting unit communication failure；
Wherein, first preset duration is less than second preset duration.
Optionally, the number of the fault detector is multiple, the acquisition in fault detector described in any of which
Unit and the communication channel for collecting unit are with the collecting unit in other fault detectors and collect the communication channel of unit
It is configured to difference.
The embodiment of the present invention is logged in by fault detector collecting unit every the first preset duration to unit transmission is collected
Frame data, collect unit reception and log in reply after frame data and log in acknowledgement frame to collecting unit, receive log in acknowledgement frame it
Afterwards, collecting unit sends data frame to unit is collected, and realizes that indicating fault is completed in fault detector collecting unit active networking.This
Networking speed caused by inventive embodiments solve the existing passive networking of fault detector collecting unit is slow and power consumption is big asks
Topic, realizes fault detector low-power consumption quickly networking.
Description of the drawings
Fig. 1 is a kind of flow chart for fault detector network-building method that the embodiment of the present invention one provides.
Fig. 2 is a kind of flow chart of fault detector network-building method provided by Embodiment 2 of the present invention.
Fig. 3 is a kind of flow chart for fault detector network-building method that the embodiment of the present invention three provides.
Fig. 4 is a kind of flow chart for fault detector network-building method that the embodiment of the present invention four provides.
Fig. 5 is a kind of structure diagram for fault detector that the embodiment of the present invention five provides.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrated only in description, attached drawing.
Embodiment one
A kind of flow chart for fault detector network-building method that Fig. 1 provides for the embodiment of the present invention one, the present embodiment technology
Scheme is suitable for the situation of fault detector networking.This method can be performed by fault detector, and fault detector can be in ring
It is applied in net distribution line.
Referring to Fig. 1, fault detector includes collecting unit and collects unit, and the number of collecting unit can be multiple, example
Such as three-phase AC line, the number of collecting unit is 3, and each phase is set there are one collecting unit, for gathering the phase
Information on circuit, such as collection voltages electric current.A kind of fault detector network-building method that the embodiment of the present invention one provides is specific
Include the following steps：
S110：Collecting unit logs in frame data every the first preset duration to unit transmission is collected.
First preset duration determines the networking interval of fault detector, and according to practical application request, collecting unit can be sent out
The first preset duration for logging in frame data is sent to be configured.Fault detector collecting unit is every the first preset duration to collecting list
Member sends and logs in frame data, and the average power consumption of collecting unit wireless communication is only 4 μ A.
S120：Collect reply after unit reception logs in frame data and log in acknowledgement frame to collecting unit.
Collect unit reception and log in reply after frame data and log in acknowledgement frame to collecting unit, illustrate fault detector networking into
Work(.
S130：After receiving and logging in acknowledgement frame, collecting unit sends data frame to collecting unit；Data frame includes line
Road normal information or line fault information.
Collecting unit gathers line information, and optionally, the line information of collecting unit acquisition includes voltage and current.Networking
After success, if circuit is normal, transmitting line normal information is to unit is collected, and optionally, it is single that circuit normal information includes acquisition
The voltage value and current value of first gathering line road；Fault detector can detect the various faults of circuit, optionally, fault detector
Detect the short trouble and earth fault of circuit.After networking success, if roadblock, the event of collecting unit detection line road occur for circuit
Hinder type and transmitting line fault message is to unit is collected, optionally, line fault information includes short trouble or earth fault.
The embodiment of the present invention is logged in by fault detector collecting unit every the first preset duration to unit transmission is collected
Frame data, collect unit reception and log in reply after frame data and log in acknowledgement frame to collecting unit, receive log in acknowledgement frame it
Afterwards, collecting unit sends data frame to unit is collected, and realizes that indicating fault is completed in fault detector collecting unit active networking.This
Networking speed caused by inventive embodiments solve the existing passive networking of fault detector collecting unit is slow and power consumption is big asks
Topic, realizes fault detector low-power consumption quickly networking.
It should be noted that if collect unit reply log in acknowledgement frame to collecting unit after, collecting unit is not received and stepped on
Land acknowledgement frame, illustrates communication disruption, then returns and perform step S110.
On the basis of the various embodiments described above, optionally, the number of fault detector can have it is multiple, it is single in the acquisition
Before member transmission logs in frame data, it can also include：Collecting unit in different faults indicator and the communication frequency for collecting unit
Road is configured to difference.Illustratively, centered on 433M, 1MHz is divided into 10 communication channels, every group of fault detector for interval
It communicates in respective communication channel, realizing effectively prevents adjacent fault detector communication mutual interference.
Embodiment two
Fig. 2 be a kind of flow chart of fault detector network-building method provided by Embodiment 2 of the present invention, the present embodiment be
Further optimized on the basis of embodiment one.As shown in Fig. 2, this method specifically includes：
S210：Collecting unit logs in frame data every the first preset duration to unit transmission is collected.
First preset duration is smaller, and the networking speed of fault detector is faster, closer to real-time networking；First it is default when
Length is bigger, and the power consumption of fault detector is lower.According to practical application request, collecting unit can be sent and log in the first of frame data
Preset duration is configured, and optionally, the first preset duration of setting is 2min, and setting in this way can make fault detector
It is similar to real-time networking, and it is low in energy consumption.
S220：Collect unit reception and log in frame data.
S230：Collect unit according to the number of collecting unit in group and interval is reported to distribute transmission to the collecting unit in group
Time slot.
Collect unit using full reception pattern, can receive that multiple collecting units in fault detector send logs in frame number
According to, to collect the frame data that log in that unit receives three collecting units, different acquisition units are reported at intervals of exemplified by 1s,
In three collecting units be respectively the first collecting unit A, the second collecting unit B and the 3rd collecting unit C, collect unit according to connecing
The collecting unit received be three and different acquisition units report at intervals of 1s be the first collecting unit A distribution send when
Gap is 0s~1s, and it is 1s~2s to distribute sending time slots for the second collecting unit B, and distributing sending time slots for the 3rd collecting unit C is
2s~3s is, it is necessary to which explanation, the transmission order of the first collecting unit A, the second collecting unit B and the 3rd collecting unit C are
One specific example rather than limitation of the present invention.
S240：Collect unit reply and log in acknowledgement frame to collecting unit；Wherein, logging in acknowledgement frame includes distributing to acquisition list
The sending time slots of member.
S250：Collecting unit sends data frame to collecting unit in the sending time slots for distributing to itself.
Illustratively, collecting unit A receives sending time slots as 0s~1s, then collecting unit A sends data frame in 0s
To unit is collected, collecting unit B distribution sending time slots are 1s~2s, then collecting unit B sends data frame in 1s to collecting list
Member, collecting unit C distribution sending time slots are 2s~3s, then collecting unit C sends data frame in 2s to collecting unit.Pass through this
The collecting unit that the setting fault detector of sample collects in unit group can send data frame in the sending time slots of oneself, prevent event
The collecting unit that barrier indicator collects in unit group send data on simultaneously, collides and causes loss of data.
S260：Collect after unit receives data frame and transmit and receive acknowledgement frame to collecting unit；Wherein, acknowledgement frame is received
Including time slot calibration value；Collecting unit corrects sending time slots according to the time slot calibration value received in acknowledgement frame received.
After fault detector long-play, the sending time slots of collecting unit may shift, and slot offset can cause
The sending time slots for collecting the different acquisition units in unit group overlap, and be easy to cause loss of data, it is therefore desirable to acquisition
The sending time slots of unit are calibrated.Illustratively, if the sending time slots that the first collecting unit A is received are 0s~1s, the
One collecting unit A sends data frame since 0s, but after a period of time, the sending time slots of the first collecting unit A occur
Offset, illustratively, the sending time slots of collecting unit A delay 0.5s, i.e. the first collecting unit A sends data since 0.5s
Frame, then it is 0.5s~1.5s to collect unit to receive the first collecting unit A to send the corresponding time slot of data frame, and collecting unit will receive
The time slot for sending data frame to the first collecting unit A draws and adopts compared with distributing to the sending time slots of the first collecting unit A
The sending time slots of collection unit A delay 0.5 second, therefore, collect unit and send the corresponding time slot calibration values of 0.5s extremely acquisition in advance
Unit A is modified the sending time slots of collecting unit A, exemplified by shifting to an earlier date the corresponding time slot calibration values of 0.5s as -0.5, collects
The acknowledgement frame that unit is sent includes time slot calibration value -0.5 and is sent to collecting unit A, and collecting unit A receives time slot calibration
It is corresponding after value -0.5 that sending time slots are shifted to an earlier date into the amendment completed to sending time slots in 0.5 second.Setting in this way can converge
Collection unit is modified the sending time slots of collecting unit after receiving the data frame of collecting unit transmission every time, and failure is avoided to refer to
Show that the sending time slots of collecting unit after device long-play shift, cause the hair for collecting the different acquisition units in unit group
Time slot is sent to overlap, causes loss of data.
The embodiment of the present invention is on the basis of the various embodiments described above, by after collecting unit reception and logging in frame data, returning
Before logging in acknowledgement frame to collecting unit again, collect unit according to the number of collecting unit in group and report interval to adopting in group
Collect unit distribution sending time slots, collecting unit is made to send data frame in the sending time slots for distributing to itself to unit is collected, in fact
It now avoids collecting the data frame that different acquisition units in unit group are sent and collides and cause loss of data；Collect unit to receive
Time slot calibration value is generated after data frame and is sent to collecting unit, realizes that collecting unit according to the time slot calibration value received, is repaiied
Positive sending time slots avoid the sending time slots hair for collecting the different acquisition units in unit group after fault detector works long hours
Raw overlapping, causes loss of data.The present embodiment further reaches on the basis of fault detector low-power consumption quickly networking is realized
It avoids collecting the data frame that different acquisition units are sent in unit group and collides and cause the effect of loss of data.
Embodiment three
Fig. 3 is the flow chart of a kind of fault detector network-building method that the embodiment of the present invention three provides, the present embodiment be
Further optimized on the basis of embodiment one.As shown in figure 3, this method specifically includes：
S310：Collecting unit logs in frame data every the first preset duration to unit transmission is collected.
S320：Collect reply after unit reception logs in frame data and log in acknowledgement frame to collecting unit.
S330：After receiving and logging in acknowledgement frame, collecting unit sends data frame to collecting unit；Data frame includes line
Road normal information or line fault information.
S340：Collect after unit receives data frame and send reception acknowledgement frame to collecting unit；
S350：If collecting unit is not received by reception acknowledgement frame, retransmission data frame；
In above-mentioned steps, collecting unit sets retransmission mechanism to avoid loss of data, specifically, collecting unit sends data
After frame, since Communication Jamming or communication failure may cause data frame to lose, fault detector is caused not report in time
Fault message.Therefore, acknowledgement frame is transmitted and received after collecting unit and receiving data frame to collecting unit, if collecting unit does not have
Reception acknowledgement frame is received, then retransmission data frame, realization effectively prevents loss of data, ensures the instruction effect of fault detector
Fruit.
S360：If not receiving reception acknowledgement frame after collecting unit retransmission data frame n times, every the first preset duration to remittance
Collection unit transmission logs in frame data.
If not receiving reception acknowledgement frame after collecting unit retransmission data frame n times, illustrate collecting unit and collect unit and lead to
Letter interrupts, and collecting unit logs in frame data every the first preset duration to unit transmission is collected, and carries out networking again, avoids communicating
Networking not in time, influences the indicating effect of fault detector again after interruption.Wherein, the times N for retransmitting login frame can be according to reality
Border application demand is configured, and optionally, retransmits the number of login frame as 3 times, this is only the specific example of the present invention, and
Non- limitation of the present invention.
The embodiment of the present invention by the way that collecting unit is set to have retransmission mechanism, that is, exists on the basis of the various embodiments described above
Collect after unit receives data frame and send reception acknowledgement frame to collecting unit；Confirm if collecting unit is not received by reception
Frame, then retransmission data frame ensure the indicating effect of fault detector, it can be achieved that effectively avoid loss of data；If collecting unit weight
Reception acknowledgement frame is not received after hair data frame n times, then logs in frame data to unit transmission is collected every the first preset duration, it can be real
Again quickly networking after communication disconnects now.The present embodiment on the basis of fault detector low-power consumption quickly networking is realized, into
One step, which has reached, avoids loss of data, improves the indicating effect of fault detector.
On the basis of the various embodiments described above, further, the network-building method of the fault detector can also include：
Collect unit and do not receive adopting in group in the second preset duration for sending login acknowledgement frame or reception acknowledgement frame
Collect the data frame that unit is sent, it is determined that this collecting unit communication failure；Wherein, when the first preset duration is default less than second
It is long.
Collect unit and send and log in acknowledgement frame or receive the data frame that impartial collecting unit to be received after acknowledgement frame is sent, if
The data frame that collecting unit is sent is not received after second preset duration still, then can determine whether collecting unit communication failure；Wherein,
First preset duration is less than the second preset duration, and optionally, the first preset duration may be configured as 2min, and the second preset duration can be set
It is set to 10min.Setting in this way can send signal after communication failure occurs for collecting unit, to remind correlation technique
Personnel's timely processing.
Example IV
Fig. 4 is a kind of flow chart for fault detector network-building method that the embodiment of the present invention four provides.It is more than the present embodiment
Based on stating embodiment, a kind of preferred embodiment is provided, referring to Fig. 4, this method specifically comprises the following steps：
S410：Collecting unit in different faults indicator is configured to difference with the communication channel for collecting unit.
S420：Collecting unit logs in frame data every the first preset duration to unit transmission is collected.
S430：Collect unit reception and log in frame data.
S440：Whether it is collecting unit in the fault detector group；Step S420 is performed if it is not, then returning；Otherwise, hold
Row：
S450：Collect unit according to the number of collecting unit in group and interval is reported to distribute transmission to the collecting unit in group
Time slot；Wherein, logging in acknowledgement frame includes the sending time slots for distributing to collecting unit.
S460：Collect unit reply and log in acknowledgement frame to collecting unit.
S470：Collecting unit sends data frame to collecting unit in the sending time slots for distributing to itself；Data frame includes
Circuit normal information or line fault information.
S480：Collect after unit receives data frame and transmit and receive acknowledgement frame to collecting unit；Wherein, acknowledgement frame is received
Including time slot calibration value.
S490：Whether collecting unit receives frame of accepting confirmation；If so, perform step S411；Otherwise, step is performed
S412。
S411：Collecting unit corrects sending time slots, return is held according to the time slot calibration value received in acknowledgement frame received
Row step S470.
S412：Whether the number that collecting unit sends data frame is less than or equal to 3；If so, perform step S413；Otherwise,
It returns and performs step S420.
S413：Collecting unit resends data frame in the sending time slots for distributing to itself and is held to unit, return is collected
Row step S480.
The embodiment of the present invention is by way of fault detector collecting unit active networking, i.e. fault detector collecting unit
Frame data are logged in unit transmission is collected every the first preset duration, collects reply after unit reception logs in frame data and logs in confirmation
Frame is to collecting unit, and after login acknowledgement frame is received, collecting unit sends data frame to unit is collected, and realizes indicating fault
Indicating fault is completed in device collecting unit active networking, realizes fault detector low-power consumption quickly networking；By collecting unit pair
In group collecting unit distribution sending time slots and every time receive collecting unit send data frame after to sending time slots into
Row is corrected, and is realized to avoid collecting the data frame that different acquisition units in unit group are sent and collide and is caused loss of data；It is logical
Setting collecting unit is crossed with retransmission mechanism, realizing effectively prevents loss of data；By to adopting in different faults indicator
Collection unit is configured to difference with the communication channel for collecting unit, realizes and avoids adjacent fault detector communication mutual interference.This implementation
Networking speed caused by example solves the problems, such as the existing passive networking of fault detector collecting unit is slow and power consumption is big, realizes
The quick low-power consumption networking of fault detector, and can effectively prevent loss of data and effectively prevent adjacent fault detector from communicating
Mutual interference.
Embodiment five
Fig. 5 is a kind of structure diagram for fault detector that the embodiment of the present invention five provides, and the present embodiment can be used for ring
Net distribution line needs the situation of indicating fault.The fault detector that the embodiment of the present invention is provided can perform of the invention arbitrary real
The fault detector network-building method that example is provided is applied, possesses the corresponding advantageous effect of execution method.As shown in figure 5, the failure refers to
Show that device includes：Collecting unit 510 and collect unit 520.
Collecting unit 510 is used to log in frame data to the transmission of unit 520 is collected every the first preset duration；And it is receiving
After the login acknowledgement frame for collecting the reply of unit 520, data frame is sent to collecting unit 520；Data frame is normally believed including circuit
Breath or line fault information；
Collect unit 520 for receive log in reply after frame data and log in acknowledgement frame to collecting unit 510.
Optionally, collect unit 520 to be additionally operable to after reception logs in frame data, reply logs in acknowledgement frame to collecting unit
Before 510, according to the number of collecting unit in group 510 and interval is reported to distribute sending time slots to the collecting unit 510 in group；
Wherein, logging in acknowledgement frame includes the sending time slots for distributing to collecting unit 510；
Collecting unit 510 is additionally operable to send data frame in the sending time slots for distributing to itself to collecting unit 520.
Optionally, multiple collecting units 510 are may include in fault detector, in Figure 5, illustratively, three is set and adopts
Collecting unit 510, for collecting unit 510 with collecting 520 twireless radio-frequency communication of unit, this is only the specific example of the present invention, and
Non- limitation of the present invention.
Optionally, collect unit 520 to be additionally operable to transmit and receive acknowledgement frame to collecting unit 510 after receiving data frame；
Wherein, receiving acknowledgement frame includes time slot calibration value；
Collecting unit 510 is additionally operable to, according to the time slot calibration value received in acknowledgement frame received, correct sending time slots.
Optionally, collect unit 520 and be additionally operable to send reception acknowledgement frame after the data frame is received to collecting unit
510；
If collecting unit 510 is additionally operable to be not received by reception acknowledgement frame, retransmission data frame, if retransmission data frame n times
It does not receive reception acknowledgement frame afterwards, then logs in frame data to the transmission of unit 520 is collected every the first preset duration.
Optionally, collect unit 520 to be additionally operable to sending in the second preset duration for logging in acknowledgement frame or reception acknowledgement frame
The data frame that the collecting unit 510 in group is sent is not received, it is determined that this 510 communication failure of collecting unit；Wherein, first is pre-
If duration is less than the second preset duration.
Optionally, the number of fault detector is multiple, collecting unit 510 in any of which fault detector and collects
The communication channel of unit 520 and the collecting unit 510 in other fault detectors and collect the communication channel of unit 520 and be configured to
It is different.
The embodiment of the present invention is sent out by fault detector collecting unit 510 every the first preset duration to unit 520 is collected
It send and logs in frame data, collect reply after the reception of unit 520 logs in frame data and log in acknowledgement frame to collecting unit 510, receiving
After logging in acknowledgement frame, collecting unit 510 sends data frame to unit 520 is collected, and realizes fault detector collecting unit actively
Indicating fault is completed in networking.Networking speed caused by the embodiment of the present invention solves the existing passive networking of fault detector collecting unit
The problem of degree is slowly and power consumption is big, realize fault detector low-power consumption quickly networking.
Note that it above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment here, various apparent variations, again can be carried out for a person skilled in the art
Adjustment and replacement are without departing from protection scope of the present invention.Therefore, although the present invention has been carried out by above example compared with
For detailed description, but the present invention is not limited only to above example, without departing from the inventive concept, can be with
Including other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (12)
1. a kind of fault detector network-building method, the fault detector includes collecting unit and collects unit, which is characterized in that
Including：
The collecting unit every the first preset duration to it is described collect unit transmission log in frame data；
It is described collect unit receive described in log in reply after frame data and log in acknowledgement frame to the collecting unit；
After the login acknowledgement frame is received, the collecting unit sends data frame and collects unit to described；The data
Frame includes circuit normal information or line fault information.
2. fault detector network-building method according to claim 1, which is characterized in that collect described described in unit reception
After logging in frame data, before reply logs in acknowledgement frame to the collecting unit, further include：
It is described to collect unit according to the number of the collecting unit in group and interval is reported to distribute the collecting unit in group
Sending time slots；
Wherein, the acknowledgement frame that logs in includes the sending time slots for distributing to the collecting unit；
The collecting unit sends data frame and collects unit to described, including：
The collecting unit sends data frame in the sending time slots for distributing to itself and collects unit to described.
3. fault detector network-building method according to claim 2, which is characterized in that send data in the collecting unit
Frame to it is described collect unit after, further include：
It is described collect unit and receive acknowledgement frame is transmitted and received after the data frame to the collecting unit；Wherein, it is described to connect
Receiving acknowledgement frame includes time slot calibration value；
The time slot calibration value of the collecting unit in the reception acknowledgement frame received, when correcting the transmission
Gap.
4. fault detector network-building method according to claim 1, which is characterized in that send data in the collecting unit
Frame to it is described collect unit after, further include：
It is described collect unit and receive to send after the data frame receive acknowledgement frame to the collecting unit；
If the collecting unit is not received by the reception acknowledgement frame, the data frame is retransmitted；
If not receiving reception acknowledgement frame after the collecting unit retransmission data frame n times, every first preset duration to institute
It states to collect and logs in frame data described in unit transmission.
5. fault detector network-building method according to claim 4, which is characterized in that it is described collect unit send it is described
It logs in and the institute that the collecting unit in group is sent is not received in acknowledgement frame or second preset duration for receiving acknowledgement frame
State data frame, it is determined that this collecting unit communication failure；Wherein, first preset duration is less than second preset duration.
6. fault detector network-building method according to claim 1, which is characterized in that the number of the fault detector is
It is multiple, before the collecting unit transmission logs in frame data, further include：
The collecting unit and the communication channel for collecting unit in different faults indicator are configured to difference.
7. a kind of fault detector, the fault detector includes collecting unit and collects unit, which is characterized in that
The collecting unit be used for every the first preset duration to it is described collect unit transmission log in frame data；And receiving
After stating the login acknowledgement frame for collecting unit reply, send data frame and collect unit to described；The data frame is including circuit just
Normal information or line fault information；
It is described collect unit for receive it is described log in reply after frame data log in acknowledgement frame to the collecting unit.
8. fault detector according to claim 7, which is characterized in that the unit that collects is additionally operable to stepping on described in reception
After the frame data of land, before reply logs in acknowledgement frame to the collecting unit, according to the number of the collecting unit in group and report
It is spaced and distributes sending time slots to the collecting unit in group；
Wherein, the acknowledgement frame that logs in includes the sending time slots for distributing to the collecting unit；
The collecting unit is additionally operable to the transmission data frame in the sending time slots for distributing to itself and collects unit to described.
9. fault detector according to claim 7, which is characterized in that the unit that collects is additionally operable to receive the number
According to transmitting and receiving acknowledgement frame after frame to the collecting unit；Wherein, the reception acknowledgement frame includes time slot calibration value；
The collecting unit is additionally operable to the time slot calibration value in the reception acknowledgement frame received, corrects the hair
Send time slot.
10. fault detector according to claim 7, which is characterized in that it is described collect unit be additionally operable to receive it is described
It is sent after data frame and receives acknowledgement frame to the collecting unit；
If the collecting unit is additionally operable to be not received by the reception acknowledgement frame, the data frame is retransmitted, if retransmission data
Reception acknowledgement frame is not received after frame n times, then every first preset duration to it is described collect unit send described in log in frame number
According to.
11. fault detector according to claim 10, which is characterized in that it is described collect unit be additionally operable to send it is described
It logs in and the institute that the collecting unit in group is sent is not received in acknowledgement frame or second preset duration for receiving acknowledgement frame
State data frame, it is determined that this collecting unit communication failure；Wherein, first preset duration is less than second preset duration.
12. fault detector according to claim 7, which is characterized in that the number of the fault detector to be multiple,
In the collecting unit in any fault detector and the communication channel for collecting unit and other fault detectors
In collecting unit and collect the communication channel of unit and be configured to difference.
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