CN108230640A - The concentrator of Automatic meter reading system - Google Patents

The concentrator of Automatic meter reading system Download PDF

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Publication number
CN108230640A
CN108230640A CN201611188664.0A CN201611188664A CN108230640A CN 108230640 A CN108230640 A CN 108230640A CN 201611188664 A CN201611188664 A CN 201611188664A CN 108230640 A CN108230640 A CN 108230640A
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CN
China
Prior art keywords
selfreparing
control system
master control
communication
concentrator
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Granted
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CN201611188664.0A
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Chinese (zh)
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CN108230640B (en
Inventor
王惜珍
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Chengdu Great Wall Development Technology Co Ltd
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Chengdu Great Wall Development Technology Co Ltd
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    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00Electric signal transmission systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/06Management of faults, events, alarms or notifications
    • H04L41/0654Management of faults, events, alarms or notifications using network fault recovery
    • H04L41/0672Management of faults, events, alarms or notifications using network fault recovery by re-configuring the faulty entity

Abstract

A kind of concentrator of Automatic meter reading system, the upper communication module and lower communication module being connected including master control system and with the master control system;It further includes:Upper bit walk selfreparing unit coordinates with the master control system and the upper communication module, is used to implement the selfreparing of bit walk;And lower bit walk selfreparing unit, coordinate with the master control system and the lower communication module, be used to implement the selfreparing of lower bit walk.The concentrator of the present invention has communication self-repair function, it can be ensured that the smooth transmission of gathered data.

Description

The concentrator of Automatic meter reading system
Technical field
The present invention relates to the concentrator of Automatic meter reading system, more particularly, to the communication function of concentrator.
Background technology
In the Automatic meter reading system of current such as power meter reading system etc, concentrator(DCU, Data Concentrator Unit)The front end processor that the communication modes such as GPRS/Ethernet and main website are usually used carries out upper lead to Letter.Concentrator simultaneously uses communication modes and the terminals such as PLC/RF/485(Such as:Ammeter)Carry out lower bit walk.In communication process In, it is frequently encountered the problem of concentrator is unable to normal communication with main website or terminal.There is communication failure in either party, can all lead It causes main website that can not normally obtain the data of terminal, leads to the reduction of the reliability of Automatic meter reading system.Sometimes, it is necessary to send someone to Scene goes to be safeguarded, searches reason to repair the failure of communication aspects.As it can be seen that the once collecting device of such as concentrator etc Appearance communicates not freely, can cause the problem of some are corresponding:1st, it needs manually to go on-site maintenance, it is contemplated that the installation position of collecting device It puts sometimes in more remote place, goes out scene and safeguarded, it inherently can be relatively difficult;2nd, the big discounting of timeliness repaired Button;3rd, certain form of concentrator communication failure may cause large-area power-cuts/stopping the supple of gas or steam/accidents such as cut off the water not restore in time, Harmful effect is caused to normal orders of life.
Invention content
The technical problems to be solved by the invention are to overcome the shortcomings of present in the above-mentioned prior art, and propose one kind certainly Dynamic kilowatt meter reading-out system concentrator has communication self-repair function, it can be ensured that the smooth transmission of gathered data.
The present invention proposes a kind of concentrator of Automatic meter reading system for above-mentioned technical problem, including master control system and with this The upper communication module and lower communication module that master control system is connected;It is characterized in that, it further includes:Upper bit walk selfreparing list Member coordinates with the master control system and the upper communication module, is used to implement the selfreparing of bit walk;And lower bit walk is certainly Unit is repaired, coordinates with the master control system and the lower communication module, is used to implement the selfreparing of lower bit walk.
In some embodiments, which is GPRS communication modules, and bit walk selfreparing unit is on this GPRS communication selfreparing units, GPRS communication selfreparings unit can carry out the GPRS communication modules selfreparing operation, and Selfreparing operation can be carried out to the master control system.
In some embodiments, it is described that GPRS communication modules progress selfreparing operation is included:Power-up initializing is soft Part resets, hardware reset, attempts the dialing of setting number, attempts the hair heartbeat commands of setting number, attempts the hair of setting number The communication spelled address command and attempt setting duration can succeed;The selfreparing carried out to the master control system operates Including restarting the master control system.
In some embodiments, that attempts dialing sets number as 3, and that attempts hair heartbeat commands sets number as 3, trial Hair spelling address command sets number as 10.
In some embodiments, it attempts when communication can successfully be set a length of 3 hours.
In some embodiments, which is plc communication module, which is PLC Communicate selfreparing unit, which can carry out selfreparing operation, and can be right to the plc communication module The master control system carries out selfreparing operation.
In some embodiments, it is described that plc communication module progress selfreparing operation is included:It powers on, initializes, firmly Part resets, and the hair for attempting setting number copies station command, attempts hair and copies station command until the terminal of setting ratio is removed, tastes The initialization of examination setting number and the communication of trial setting duration can succeed;It is described to the master control system carry out from Operation is repaired to include restarting the master control system.
In some embodiments, that attempts that hair copies station command sets number as 10, which is 80%, is attempted first Beginningization sets number as 3.
In some embodiments, it attempts when communication can successfully be set a length of 3 hours.
In some embodiments, which is RF communication modules, which leads to for RF Believe selfreparing unit, RF communication selfreparings unit can carry out selfreparing operation, and can be to the master to the RF communication modules Control system carries out selfreparing operation.
Compared with prior art, Automatic Reading Meter System of the invention is by dexterously setting and master control system and logical Believe the matched communication selfreparing unit of module, comprehensive selfreparing operation can be carried out, and can be to master control to communication module System takes certain selfreparing to operate so that the concentrator have communication self-repair function, it can be ensured that gathered data it is suitable Smooth transmission.
Description of the drawings
Fig. 1 illustrates the circuit block diagram of the concentrator of the Automatic meter reading system of the present invention.
Fig. 2 illustrates the flow chart of the upper bit walk self-repair method of the present invention.
Fig. 3 illustrates the flow chart of the lower bit walk self-repair method of the present invention.
Specific embodiment
Below in conjunction with the attached drawing of this specification, presently preferred embodiments of the present invention is further described in detail.
Referring to Fig. 1, Fig. 1 illustrates the circuit block diagram of the Automatic Reading Meter System of the present invention.The present invention proposes a kind of Concentrator 100 for acquiring intelligent electric meter data in Automatic meter reading system, comes on to main station system offer data Source, to lower management terminal network.
The concentrator 100 generally comprises:Master control system 10;GPRS communication modules 30, for coordinate the master control system 10 with Main website(It is not shown), by GPRS communication modes, bit walk in realization;Plc communication module 40, for coordinating the master control system 10 With terminal(It is not shown), pass through PLC(Power Line Communication, power line carrier)Communication modes are realized the next Communication;RF communication modules 50 for coordinating the master control system 10 and terminal, pass through RF(Radio Frequency, less radio-frequency) Communication modes realize lower bit walk.
Existing concentrator is different from, which further includes:GPRS communication selfreparings unit 60, for coordinating this Master control system 10 and the GPRS communication modules 30, the selfreparing of bit walk in realization;Plc communication selfreparing unit 70, for matching The master control system 10 and the plc communication module 40 are closed, realizes the selfreparing of lower bit walk;And RF communication selfreparings unit 80, For coordinating the master control system 10 and the RF communication modules 50, the selfreparing of lower bit walk is realized.
Referring to Fig. 2, Fig. 2 illustrates the flow chart of the upper bit walk self-repair method of the present invention.This method generally comprise with Lower step:
S201, module power-up initializing.That is, make 30 power-up initializing of GPRS communication modules.
S203, dialing.That is, GPRS communication modules 30 is made to dial, it is intended to be connected with main website.
S205, judge whether dial-up success, if being, go to step S207;Otherwise go to step S217.
S207, hair heartbeat commands(keepalive).That is, GPRS communication modules 30 is made to be in heartbeat mechanism.
S209, judge whether to set the response that number does not receive heartbeat, if being, go to step S211 continuation, otherwise Words, go to step S207.In the present embodiment, this sets number as three.
S211, hair spell address command(ping).That is, make the address of the front end processor of the spelling of GPRS communication modules 30 main website.
S213, judge whether that setting number does not receive the response for spelling address, if being, go to step S215 continuation, otherwise If, go to step S207.In the present embodiment, this sets number as ten.
S215, it hangs up.That is, hanging up GPRS communication modules 30, the connection with main website is first disconnected, is then back to step S203 It dials again.
S217, the frequency of failure that judges whether to dial if being, go to step S219 more than number is set, otherwise, turn step Rapid S203.In the present embodiment, this sets number as 3.
S219, module software reset.I.e.:GPRS communication modules 30 is made to carry out software reset.
S221, judge whether software reset's success, if being, go to step 203, otherwise, go to step 223 continuation.
S223, judge whether that software reset's number is more than setting number, if being, go to step S225, otherwise, turn step Rapid S219.In the present embodiment, this sets number as 3.
S225, judge whether that lasting setting duration communication is unsuccessful, if being, go to step S229, otherwise, it goes to step S227.In the present embodiment, a length of 3 hours during the setting.
S227, module power down.That is, making 30 power down of GPRS communication modules, step S201 is then back to, is equivalent to and forces GPRS Communication module 30 carries out hardware reset.
S229, master control system are restarted.That is, due to after the action of the selfreparing to GPRS communication modules 30 is exhausted, only It can suspect that master control system 10 goes wrong in itself, therefore finally take the selfreparing measure for resetting master control system 10.
As it can be seen that GPRS communication selfreparings unit 60 can carry out the GPRS communication modules 30 selfreparing operation, and energy It is enough that selfreparing operation is carried out to the master control system 10.Specifically, the selfreparing operation that GPRS communication modules 30 carry out is included:On Electricity initialization, software reset, hardware reset attempt the dialing of setting number, attempt the hair heartbeat commands of setting number, attempt to set The hair spelling address command for determining number and the communication for attempting setting duration can succeed.The selfreparing carried out to master control system 10 It operates to restart master control system 10.Wherein, that attempts dialing sets number as 3, attempt to send out heartbeat commands set number as 3, that attempts hair spelling address command sets number as 10.Communication is attempted when can successfully set a length of 3 hours.
Referring to Fig. 3, Fig. 3 illustrates the flow chart of the lower bit walk self-repair method of the present invention.This method generally comprise with Lower step:
S301, module power on.That is, power on plc communication module 40.In the present embodiment, plc communication module 40 is G3 PLC( 3 Generation of Power Line Communication, three generations's power line carrier).
S303, initialization.That is, initialize plc communication module 40.
S305, judge whether to initialize successfully, if being, go to step S307;Otherwise go to step S315.
S307, hair copy station command.That is, the execution of plc communication module 40 is made to copy station command, communicate with terminal.
S309, judge whether to set the response that number does not receive some terminal, if being, go to step S311 continuation, it is no Then, S307 is gone to step.In the present embodiment, this sets number as ten.
S311, rejecting(detach)This terminal.That is, this terminal is removed under the management register of concentrator 100.
S313, judge whether that the terminal of setting ratio has been removed, if being, go to step S303 continuation, otherwise, Go to step S307.In the present embodiment, which is 80%.
S315, judge whether that initializing the frequency of failure is more than setting number, if being, goes to step S317, otherwise, turn Step S303.In the present embodiment, this sets number as 3.
S317, judge whether that lasting setting duration communication is unsuccessful, if being, go to step S319, otherwise, it goes to step S321.In the present embodiment, a length of 3 hours during the setting.
S321, module power down.That is, making 40 power down of plc communication module, step S301 is then back to, is equivalent to and PLC is forced to lead to Believe that module 40 carries out hardware reset.
S319, master control system are restarted.That is, due to after the action of the selfreparing to plc communication module 40 is exhausted, it can only Suspect that master control system 10 goes wrong in itself, therefore finally take the selfreparing measure for resetting master control system 10.
As it can be seen that the plc communication selfreparing unit 70 can carry out selfreparing operation, and can to the plc communication module 40 Selfreparing operation is carried out to the master control system 10.Specifically, the selfreparing operation which carries out is included:On Electricity initializes, hardware reset, and the hair for attempting setting number copies station command, attempts hair and copies station command up to setting ratio Terminal is removed, and the communication attempted the initialization of setting number and attempt setting duration can succeed.To the master control system 10 The selfreparing operation of progress is restarts the master control system 10.Wherein, that attempts that hair copies station command sets number as 10, this sets Certainty ratio is 80%, and that attempts initialization sets number as 3.Communication is attempted when can successfully set a length of 3 hours.
It is noted that above-mentioned is to plc communication module 40 and master control system 10 with plc communication selfreparing unit 70 The description of the self-repair method of lower bit walk has been carried out for selfreparing.RF communications selfreparing unit 80 to RF communication modules 50 and The selfreparing of master control system 10, with plc communication selfreparing unit 70 to the selfreparing class of plc communication module 40 and master control system 10 Seemingly, details are not described herein.
It is understood that the master control system 10 includes MCU(Microprocessor), each communication module 30,40,50 can be coordinated Work.The mode that serial/parallel communicates may be used between each communication module 30,40,50 and the master control system 10, carry out letter Breath exchanges.Respectively communication selfreparing unit 60,70,80 can be realized by the software that the MCU of the master control system 10 is run, can also Configuration and the matched special hardware circuit of the master control system 10, such as:FPGA(Field-Programmable Gate Array, i.e. field programmable gate array)Circuit, to realize.
The advantageous effect that can be brought using the concentrator 100 is included:Concentrator 100 can restore communication function automatically, can To reduce manual maintenance amount;Communication failure rate can be reduced, improves communication reliability;And promote entire Automatic meter reading system Efficiency and reliability.
The above is only presently preferred embodiments of the present invention, is not intended to limit embodiment of the present invention, and this field is general Logical technical staff's central scope according to the present invention and spirit can very easily carry out corresponding flexible or modification, therefore originally The protection domain of invention should be subject to the protection domain required by claims.

Claims (10)

1. a kind of concentrator of Automatic meter reading system, the upper communication module being connected including master control system and with the master control system and Lower communication module;It is characterized in that, it further includes:Upper bit walk selfreparing unit, with the master control system and bit walk on this Module coordinates, and is used to implement the selfreparing of bit walk;And under lower bit walk selfreparing unit, with the master control system and this Bit walk module coordinates, and is used to implement the selfreparing of lower bit walk.
2. according to concentrator described in claim 1, which is characterized in that the upper communication module is GPRS communication modules, on this Bit walk selfreparing unit is GPRS communication selfreparing units, and GPRS communication selfreparing units can be to the GPRS communication modules Selfreparing operation is carried out, and selfreparing operation can be carried out to the master control system.
3. according to the concentrator described in claim 2, which is characterized in that described to carry out selfreparing behaviour to the GPRS communication modules Work includes:Power-up initializing, software reset, hardware reset attempt the dialing of setting number, attempt the hair heartbeat life of setting number It enables, the hair spelling address command for attempting setting number and the communication for attempting setting duration can succeed;It is described to the master control system The selfreparing operation that system carries out includes restarting the master control system.
4. according to the concentrator described in claim 3, which is characterized in that attempts dialing sets number as 3, attempts hair heartbeat and orders Order sets number as 3, and that attempts that hair spells address command sets number as 10.
5. according to the concentrator described in claim 3, which is characterized in that attempt when communication can successfully be set a length of 3 hours.
6. according to concentrator described in claim 1, which is characterized in that the lower communication module be plc communication module, the bottom The selfreparing unit that communicates is plc communication selfreparing unit, which can carry out the plc communication module Selfreparing operates, and can carry out selfreparing operation to the master control system.
7. according to the concentrator described in claim 6, which is characterized in that described to carry out selfreparing behaviour to the plc communication module Work includes:It powers on, initializes, hardware reset, the hair for attempting setting number copies station command, attempts hair and copies station command until setting The terminal of certainty ratio is removed, and the communication attempted the initialization of setting number and attempt setting duration can succeed;Described The selfreparing operation that the master control system carries out is included restarting the master control system.
8. according to the concentrator described in claim 7, which is characterized in that attempts that hair copies station command sets number as 10, this Setting ratio is 80%, and that attempts initialization sets number as 3.
9. according to the concentrator described in claim 7, which is characterized in that attempt when communication can successfully be set a length of 3 hours.
10. according to concentrator described in claim 1, which is characterized in that the lower communication module be RF communication modules, the bottom Selfreparing unit communicate as RF communication selfreparing units, RF communication selfreparing units can review one's lessons by oneself the RF communication modules Multiple operation, and selfreparing operation can be carried out to the master control system.
CN201611188664.0A 2016-12-21 2016-12-21 Concentrator of automatic meter reading system Active CN108230640B (en)

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Address after: 611731 No. 99, Tianquan Road, high tech Zone, Chengdu, Sichuan

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