CN103700235A - Electricity consumption information gathering fault detection system and remote channel detection method therefor - Google Patents

Electricity consumption information gathering fault detection system and remote channel detection method therefor Download PDF

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CN103700235A
CN103700235A CN201310586666.5A CN201310586666A CN103700235A CN 103700235 A CN103700235 A CN 103700235A CN 201310586666 A CN201310586666 A CN 201310586666A CN 103700235 A CN103700235 A CN 103700235A
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detector
usb
detection module
fault
detection system
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CN103700235B (en
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谢烽
孟磊
朱建富
潘东海
胡建光
程康玲
劳琦江
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State Grid Corp of China SGCC
State Grid Zhejiang Electric Power Co Ltd
Shaoxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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State Grid Corp of China SGCC
State Grid Zhejiang Electric Power Co Ltd
Shaoxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Abstract

The invention discloses an electricity consumption information gathering fault detection system and a remote channel detection method therefor, and belongs to the technical field of electric power. The electricity consumption information gathering fault detection system comprises a detector and a gatherer. One end of the gatherer is communicated with the detector by wireless/wired network and the other end of the gatherer is connected to one or more electric energy meters by an RS485 interface. The detector is a tablet personal computer provided with a USB interface, a SIM card slot and a TF card base. The detector is connected to a GPRS detection module, a TTL infrared detection module and an RS485 detection module by USB. Through the electricity consumption information gathering fault detection system and the remote channel detection method, gathering equipment faults can be determined fast, accurately and automatically, fault points can be fast positioned, a gathering operation and maintenance threshold is effectively reduced, artificial intervention in fault gathering operation is reduced, fault analysis automation is realized, remote data monitoring is realized, and recording, analysis and judgment can be continuously carried out in all day so that complex fault analysis can be realized and system fault generation reasons can be located deeply.

Description

A kind of power information gathers fault detection system and remote channel detection method thereof
Technical field
The present invention relates to a kind of power information and gather fault detection system and remote channel detection method thereof, belong to power technology field.
Background technology
Along with State Grid Corporation of China builds intelligent power service system, realize the strategic plan of power consumer power information acquisition system " all standing, full collection, control in full " target.The importance that power information gathers O&M work highlights day by day.
Current power information gathers O&M and mainly has following four aspect difficult points:
One, gather O&M staff profile is had to stronger requirement.Collecting device failure mode is various, needs on-the-spot O&M personnel have abundant Trouble shooting accumulation, requires the cooperation personnel of main website to have to possess parameter setting, the ability such as communication packet detection simultaneously.
Two, on-the-spot O&M need to be used multiple types of tools, and not only trivial operations, and part professional tool has quite high requirement for operating personnel's professional knowledge and program comprehension etc.As determined, failure cause need to check whether on-site signal intensity enough, 485 mouthfuls of investigation table meter/terminal whether normal and check that whether SIM card good, whether look-up table meter/terminal communication module normal, whether the setting of table meter/terminal called parameter correct etc.
Three, because main website and ammeter, terminal store data inside have certain limitation, data acquisition interval is also longer, and for some sporadic faults, the table special circumstances such as order Bug of having the records of distance by the log often lack enough data judgements.
Four, gather in O&M, often have because O&M personnel working experience or instrument lack the fault erroneous judgement causing to break, and because judging the behaviors such as the disconnected normal table meter causing/terminal mistake dismounting by accident, caused a large amount of manpowers, the waste of resource.
For improving fault handling efficiency and accuracy, in the urgent need to a so systematic equipment, to realize failure cause, locate fast, reduce the erroneous judgement causing because of reasons such as personnel's experience, instrument shortages disconnected, simplify on-the-spot O&M job step, increase work efficiency.
In view of this, the inventor studies this, develops specially a kind of power information and gathers fault detection system and remote channel detection method thereof, and this case produces thus.
Summary of the invention
The object of this invention is to provide a kind of power information and gather fault detection system and remote channel detection method thereof, to realize remote channel failure cause, locate fast, minimizing is disconnected because of the erroneous judgement that the reasons such as personnel's experience, instrument shortage cause, simplifies on-the-spot O&M job step, increases work efficiency.
To achieve these goals, solution of the present invention is:
Power information gathers a fault detection system, comprises detector, collector, and described collector one end is by Wireless/wired and detector communication, and the other end connects 1 or 1 above electric energy meter by RS485 interface; Described detector is the panel computer that is provided with USB interface, sim card slot etc., detector turns wireless network card by USB and is connected with GPRS detection module, by USB RS 232 interface, be connected with TTL infrared detection module, by USB, turn RS485 interface and be connected with RS485 detection module.
Above-mentioned RS485 detection module mainly comprises USB interface, USB-232 conversion chip, single-chip microcomputer and 485 communication chips, the signal of USB interface input converts 232 signals to by USB-232 conversion chip, through single-chip microcomputer, convert 485 signals to again, finally by 485 communication chip isolation outputs.RS485 detection module is mainly used in testing the communication between collector and electric energy meter, thereby detect collector 485 ports, electric energy meter 485 ports, 485 loops, whether has fault.
Above-mentioned TTL infrared detection module mainly comprises USB interface, USB-232 conversion chip and infrared emission/receiver module, the signal of USB interface input converts 232 signals to by USB-232 conversion chip, and convert Transistor-Transistor Logic level simultaneously to, then export Transistor-Transistor Logic level to infrared emission/receiver module.TTL infrared detection module is mainly used in reading power meters essential information, compares, thereby determine whether collector parameter arranges fault with the inner configuration information of collector.
Above-mentioned GPRS detection module mainly comprises AP2420 chip, adopts the super capacitor Design Mode of 3G wireless network card, and USB provides 5V/500mA input current, 3.7V/633mA output current, two-stage capacitance stores energy, keeps the stability of voltage, thereby guarantees the stable reception of signal.GPRS detection module is mainly for detection of the communication situation of data feedback channel GPRS.
As preferably, the model of above-mentioned USB-232 conversion chip is FT232BM.
As preferably, above-mentioned single-chip microcomputer adopts UPD78F9222 CPU intelligent processor.
As preferably, the model of above-mentioned 485 communication chips is 65HVD3082.
Above-mentioned detector further comprises a camera, and described camera is for gathering the bar code on electric energy meter, collector, simultaneously for floor O&M image and video recording.
Above-mentioned detector further comprises a TF deck, for placing TF card, increases removable memory capacity.
Above-mentioned detector turns wireless network card by USB and further connects an Ethernet detection module, for detection of ethernet communication situation.
Above-mentioned power information gathers the remote channel detection method of fault detection system, comprises the steps:
1) GPRS detection module is connected with the USB interface of detector by wireless network card, by GPRS detection module, detect collector installation site signal intensity and whether reach setting value, if do not reach, but by change aerial position or replacing high power antenna, can reach, detector display screen shows " single point signals is weak ";
2) through step 1) process after, signal intensity, still lower than setting value, plugs SIM card again, confirm to place correct, communication success, detector display screen shows " SIM card does not place ";
3) through step 2) process after, signal intensity is still lower than setting value, detector display screen shows " regional signal is poor ";
4) if GPRS signal reaches setting value in step 1), the communication success not yet of collector and main website, RS485 detection module is connected with the USB interface of detector by RS485 converting interface, RS485 detection module reads collector information automatically, compare with collector communications parameter, parameter is inconsistent, and detector display screen shows " parameter arranges fault ";
5) parameter arranges unanimously, if not successful yet, the SIM card being arranged in collector is inserted in the sim card slot of detector, and the communication of analog acquisition Qi Yu main website, if Communications failure, detector display screen shows " SIM card fault "; If communication success, detector display screen shows " GPRS module failure ";
6) if in step 5) after collector and main website communication success, electric energy meter data acquisition is still failed, and detector is switched to local channel and gathers fault detect.
Above-mentioned power information gathers fault detection system and remote channel detection method thereof, pass through detector, and with the GPRS detection module of detector and RS485 detection module can be fast, accurate automatic decision collecting device fault, locate rapidly trouble spot, effectively reduce the threshold that gathers O&M, reduced and gathered the manual intervention in fault O&M, realized fault analysis robotization, the standardized work that gathers O&M for realizing provides feasibility.Simultaneously can remote monitoring data, within 24 hours, uninterrupted recording, analysis, arbitration functions can be carried out complex fault analysis, and profound positioning system produces failure cause.
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is that the power information of the present embodiment gathers fault detection system structural representation;
Fig. 2 is RS485 detection module USB interface and the USB-232 conversion chip circuit diagram of the present embodiment;
Fig. 3 is RS485 detection module single-chip microcomputer and the 485 communication chip circuit diagrams of the present embodiment;
Fig. 4 is the TTL infrared detection module circuit diagram of the present embodiment;
Fig. 5 is the GPRS detection module circuit diagram of the present embodiment.
Embodiment
As shown in Figure 1, a kind of power information gathers fault detection system, comprises detector 1, collector 2, and described collector 2 one end are by Wireless/wired and detector 1 communication, and the other end connects 1 or 1 above electric energy meter 3 by RS485 interface; Described detector 1 is for being provided with USB interface, sim card slot, TF deck, network interface and the first-class panel computer of shooting, detector 1 turns wireless network card 11 by USB and is connected with GPRS detection module 4, by USB RS 232 interface 12, be connected with TTL infrared detection module 5, by USB, turn RS485 interface 13 and be connected with RS485 detection module 6.In the present embodiment, above-mentioned detector 1 turns wireless network card 11 by USB and further connects an Ethernet detection module 7, for detection of ethernet communication situation.Above-mentioned detector 1 further comprises a camera, and described camera is for gathering the bar code on electric energy meter, collector, simultaneously for floor O&M image and video recording.
As Figure 2-3, above-mentioned RS485 detection module 6 mainly comprises USB interface, USB-232 conversion chip, single-chip microcomputer and 485 communication chips, the signal of USB interface input converts 232 signals to by USB-232 conversion chip, through single-chip microcomputer, convert 485 signals to again, finally by 485 communication chip isolation outputs.In the present embodiment, the model of USB-232 conversion chip is FT232BM, and single-chip microcomputer adopts UPD78F9222 CPU intelligent processor, and the model of 485 communication chips is 65HVD3082.RS485 detection module 6 is mainly used in testing the communication between collector 2 and electric energy meter 3, thereby detect collector 485 ports, electric energy meter 485 ports, 485 loops, whether has fault.
As shown in Figure 4, above-mentioned TTL infrared detection module 5 mainly comprises USB interface, USB-232 conversion chip and infrared emission/receiver module, the signal of USB interface input converts 232 signals to by USB-232 conversion chip, and convert Transistor-Transistor Logic level simultaneously to, then export Transistor-Transistor Logic level to infrared emission/receiver module.In the present embodiment, the model of USB-232 conversion chip is FT232BM, and TTL infrared detection module 5 is mainly used in reading power meters 3 essential informations, compares, thereby determine whether collector 2 parameters arrange fault with the inner configuration information of collector 2.
As shown in Figure 5, above-mentioned GPRS detection module 4 mainly comprises AP2420 chip, adopt the super capacitor Design Mode of 3G wireless network card, USB provides 5V/500mA input current, 3.7V/633mA output current, two-stage capacitance stores energy, keeps the stability of voltage, thereby guarantees the stable reception of signal.GPRS detection module 4 is mainly for detection of the communication situation of data feedback channel GPRS.
Above-mentioned power information gathers the detection method of fault detection system, comprises that local channel gathers failure detection steps and remote channel gathers failure detection steps.
Wherein, remote channel collection fault detection method comprises the steps:
1) GPRS detection module 4 is connected with the USB interface of detector 1 by wireless network card 11, by GPRS detection module 4, detect collector 2 installation site signal intensities and whether reach setting value, if do not reach, but by change aerial position or replacing high power antenna, can reach, detector 1 display screen shows " single point signals is weak ";
2) through step 1) process after, signal intensity, still lower than setting value, plugs SIM card again, confirm to place correct, communication success, detector 1 display screen shows " SIM card does not place ";
3) through step 2) process after, signal intensity is still lower than setting value, detector 1 display screen shows " regional signal is poor ";
4) if GPRS signal reaches setting value in step 1), communication is not successful yet with main website for collector 2, RS485 detection module 6 is connected with the USB interface of detector 1 by RS485 converting interface 13, RS485 detection module 6 reads collector 2 information automatically, compare with collector 2 communications parameters, parameter is inconsistent, and detector 1 display screen shows " parameter arranges fault ";
5) parameter arranges unanimously, if not successful yet, the SIM card being arranged in collector 2 is inserted in the sim card slot of detector 1, and the communication of analog acquisition Qi Yu main website, if Communications failure, detector display screen shows " SIM card fault "; If communication success, detector 1 display screen shows " GPRS module failure ";
6) if in step 5) after collector and main website communication success, electric energy meter data acquisition is still failed, and detector 1 is switched to local channel and gathers fault detect.
Local channel gathers fault detection method and comprises the steps:
1) 6 of moulds of RS485 detection are connected with two USB interface of detector 1 with RS232 converting interface 12 by RS485 converting interface 13 respectively with TTL infrared detection module 5, determine that collector 2 is charged, and the local channel of enabling detector 1 gathers fault detect;
2) RS485 detection module 6 reads collector 2 builtin voltages automatically, and detector 1 display screen shows reading result: if magnitude of voltage is improper, be shown as " collector external power supply fault "; If magnitude of voltage is normal, there are two kinds of situations: certain customers' image data failure and the failure of all user's image data;
3) certain customers' image data failure: first use TTL infrared detection module 5 reading power meters basic parameters, with 6 accesses of RS485 detection module, gather again the RS485 port of failed electric energy meter 3, simulation electric energy meter 3 and collection 2 device communications, if Communications failure, detector 1 display screen shows " loop fault ", if communication success, 6 accesses of RS485 detection module are gathered to the RS485 port of failed collector 2, analog acquisition device 2 communicates with electric energy meter 3, if Communications failure, detector 1 display screen shows " electrical energy meter fault "; If communication success, shows " parameter arranges mistake ";
4) all user's image data failures: detector 1 access main website obtains the communication situation of collector 2 and main website, if Communications failure, detector 1 is switched to remote channel and gathers fault detect;
5) if 4) success, first use TTL infrared detection module 5 reading power meters basic parameters, then access collector 2RS485 ports with RS485 detection module 6, analog acquisition device 2 and electric energy 3 table communications, if success, detector 1 display screen shows " collector fault ";
6) if 5) failure, detector 1 automatic switchover state, simulation electric energy meter 3 and collector 2 communications, if failure, detector 1 display screen shows " collector fault ";
7) if 6) success, adopt step 3) method to detect.
Above-described embodiment and graphic and non-limiting product form of the present invention and style, suitable variation or modification that any person of an ordinary skill in the technical field does it, all should be considered as not departing from patent category of the present invention.

Claims (10)

1. power information gathers a fault detection system, it is characterized in that: comprise detector, collector, described collector one end is by Wireless/wired and detector communication, and the other end connects 1 or 1 above electric energy meter by RS485 interface; Described detector is the panel computer that is provided with USB interface, sim card slot, detector turns wireless network card by USB and is connected with GPRS detection module, by USB RS 232 interface, be connected with TTL infrared detection module, by USB, turn RS485 interface and be connected with RS485 detection module.
2. a kind of power information as claimed in claim 1 gathers fault detection system, it is characterized in that: above-mentioned RS485 detection module mainly comprises USB interface, USB-232 conversion chip, single-chip microcomputer and 485 communication chips, the signal of USB interface input converts 232 signals to by USB-232 conversion chip, through single-chip microcomputer, convert 485 signals to again, finally by 485 communication chip isolation outputs.
3. a kind of power information as claimed in claim 1 gathers fault detection system, it is characterized in that: above-mentioned TTL infrared detection module mainly comprises USB interface, USB-232 conversion chip and infrared emission/receiver module, the signal of USB interface input converts 232 signals to by USB-232 conversion chip, and convert Transistor-Transistor Logic level simultaneously to, then export Transistor-Transistor Logic level to infrared emission/receiver module.
4. a kind of power information as claimed in claim 1 gathers fault detection system, it is characterized in that: above-mentioned GPRS detection module mainly comprises AP2420 chip, adopt the super capacitor Design Mode of 3G wireless network card, USB provides 5V/500mA input current, 3.7V/633mA output current, two-stage capacitance stores energy, the stability of maintenance voltage.
5. a kind of power information gathers fault detection system as claimed in claim 2 or claim 3, it is characterized in that: the model of above-mentioned USB-232 conversion chip is FT232BM.
6. a kind of power information as claimed in claim 2 gathers fault detection system, it is characterized in that: above-mentioned single-chip microcomputer adopts UPD78F9222 CPU intelligent processor.
7. a kind of power information as claimed in claim 2 gathers fault detection system, it is characterized in that: the model of above-mentioned 485 communication chips is 65HVD3082.
8. a kind of power information as claimed in claim 1 gathers fault detection system, it is characterized in that: above-mentioned detector further comprises a camera and a TF deck.
9. a kind of power information as claimed in claim 1 gathers fault detection system, it is characterized in that: above-mentioned detector turns wireless network card by USB and further connects an Ethernet detection module.
10. power information gathers a remote channel detection method for fault detection system, it is characterized in that comprising the steps:
1) GPRS detection module is connected with the USB interface of detector by wireless network card, by GPRS detection module, detect collector installation site signal intensity and whether reach setting value, if do not reach, but by change aerial position or replacing high power antenna, can reach, detector display screen shows " single point signals is weak ";
2) through step 1) process after, signal intensity, still lower than setting value, plugs SIM card again, confirm to place correct, communication success, detector display screen shows " SIM card does not place ";
3) through step 2) process after, signal intensity is still lower than setting value, detector display screen shows " regional signal is poor ";
4) if GPRS signal reaches setting value in step 1), collector and main website not yet communication are successful, RS485 detection module is connected with the USB interface of detector by RS485 converting interface, RS485 detection module reads collector information automatically, compare with collector communications parameter, parameter is inconsistent, and detector display screen shows " parameter arranges fault ";
5) parameter arranges unanimously, if not successful yet, the SIM card being arranged in collector is inserted in the sim card slot of detector, and the communication of analog acquisition Qi Yu main website, if Communications failure, detector display screen shows " SIM card fault "; If communication success, detector display screen shows " GPRS module failure ";
6) if in step 5) after collector and main website communication success, electric energy meter data acquisition is still failed, and detector is switched to local channel and gathers fault detect.
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CN105891763A (en) * 2015-01-26 2016-08-24 国家电网公司 Power meter operation fault intelligent processing system and a method thereof
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CN103632521A (en) * 2013-11-20 2014-03-12 国家电网公司 Electricity consumption information collection and fault detection system and local channel detection method thereof
CN103632521B (en) * 2013-11-20 2016-08-17 国家电网公司 A kind of power information gathers the local channel detection method of fault detection system
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CN105445691B (en) * 2015-11-13 2018-09-28 国网山东省电力公司电力科学研究院 A kind of power information collecting device synthetic fault diagnosis system
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CN108519241A (en) * 2018-05-27 2018-09-11 山东梅拉德能源动力科技有限公司 A kind of electric vehicle holds detection device and its fault detection method
CN114449018A (en) * 2022-04-08 2022-05-06 安徽南瑞中天电力电子有限公司 Automatic log file uploading method and system for power acquisition terminal

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