CN103066703B - Intelligent SPD (Surge Protective Device) based on internet of things - Google Patents

Intelligent SPD (Surge Protective Device) based on internet of things Download PDF

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Publication number
CN103066703B
CN103066703B CN201310032722.0A CN201310032722A CN103066703B CN 103066703 B CN103066703 B CN 103066703B CN 201310032722 A CN201310032722 A CN 201310032722A CN 103066703 B CN103066703 B CN 103066703B
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internet
things
module
equipment
spd
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CN201310032722.0A
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Chinese (zh)
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CN103066703A (en
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杨仲江
张志鹏
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南京信息工程大学
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    • Y02P80/22

Abstract

The invention discloses an intelligent SPD (Surge Protective Device) based on internet of things. The intelligent SPD fuses the traditional technologies, such as a lightning-protection overvoltage protection module, sensory detection, an embedded system, internet of things and cloud computing, has the characteristics, such as fast response time and large throughput, of the common SPD and is also provided with a high performance processor, a sensor, a high performance AD (Analog/Digital) converter, a storage unit and an internet of things transmission module. The intelligent SPD comprises intelligent SPD equipment, an internet of things communication platform, a cloud client system and a cloud server system, wherein the intelligent SPD equipment is communicated with the cloud client system and the cloud server system through the internet of things communication platform, and the cloud client system is in mutual communication connection with the cloud server system. The intelligent SPD can be applied to protection of low-voltage and high-voltage line equipment and is applied to the industries which comprise, but not limited to building, communication, safety protection, finance, enterprise informatization, industrial automation, railway traffic, electric power, wind power, military, petrifaction and coal.

Description

A kind of intelligent SPD equipment based on Internet of Things

technical field:

The present invention relates to electronics, computerized information field, electric equipment monitoring field, particularly relates to a kind of intelligent SPD equipment based on Internet of Things.

background technology:

Surge protector (Surge Protective Device; SPD) claim again Surge Protector; to limit the release non-linear protective device of surge current of transient overvoltage and guiding for electrified system, in order to protect electrical equipment that withstand voltage level is low or electronic system to exempt from the infringement of thunderbolt and LEMP or switching overvoltage.In recent years, electronic information (as TV, phone, communication, computer network etc.) development is swift and violent, and electronic message unit emerges in multitude and popularizes.This type systematic and equipment are often more expensive and important, and its operating voltage, withstand voltage level are very low, are very easily subject to the harm of Lightning Electromagnetic Pulse, need to adopt SPD to do overvoltage protection for this reason.But SPD product of a great variety, protected mode is varied, causes in use procedure and has also occurred a series of confusion,, even also there is a lot of SPD spontaneous combustion on fire in the not only protection weak effect of SPD, serious harm is to the safety of equipment.The security performance of SPD also becomes the major issue of numerous communications industries and user's concern.Below, by research be correlated with last word and utility model patent, technical background of the present invention is described.

Patent-surge protector Site Detection and control device (201220263505) are realized by controlling between two poles successively and connecing surge protector (SPD) fault-signal warning circuit and SPD protection switch actuating signal warning circuit, though the method reaches the object of fault alarm and disengagement failure SPD, but SPD needs the time to change new equipment after cutting off, fault is got rid of and lagged behind, bring new potential safety hazard to power supply-distribution system; This is designed to single SPD and independently monitors simultaneously, can not feasible region property monitoring, alarming, and management actual effect is low, thereby brings the wasting of resources.The wireless remote automatic monitoring system (201220068618) of patent-highway lightning protection SPD realizes wireless malfunction and reports to the police, and fails equally to address the above problem.Patent-surge protection device (201210092200) has been realized a kind of modifying device of surge protection, but it does not take into full account himself lost efficacy protection inefficacy and the potential safety hazard brought.Patent smart lightning monitoring device (201210009222.0) is realized temperature detection and is monitored SPD module operating state, the method can only qualitatively judge in theory, and change and have larger error with ambient temperature, therefore utilize the method to judge that the SPD difficulty that whether lost efficacy is larger, poor reliability.

summary of the invention:

The object of the invention is intended to overcome above-mentioned technical problem; a kind of intelligent SPD equipment based on Internet of Things is proposed; intelligence SPD equipment has merged the technology such as traditional lightning-arrest over-voltage protection module, sensing detection, embedded system and Internet of Things, cloud computing; fast except thering is the response time; outside the large general SPD feature of through-current capacity; equipment is also equipped with high-performance processor, transducer, high-performance AD, memory, Internet of Things transport module.Can be applicable to low high-tension line equipment protection, include but not limited to building, communication, security protection, finance, IT application in enterprises, industrial automation, railway traffic, electric power, wind-powered electricity generation, military affairs, petrochemical industry, coal industry.

The object of the invention is to realize by following measures:

Based on an intelligent SPD equipment and system for Internet of Things, comprising: intelligent SPD equipment, Internet of Things communications platform, cloud FTP client FTP and Cloud Server system.

Described intelligent SPD equipment, comprises lightning-arrest over-voltage protection module, redundancy protecting module, standby power supply module, sensing detection module, embedded system and Internet of Things communication port;

Lightning-arrest over-voltage protection module is generally MOV device;

Redundancy protecting module is in the time that lightning-arrest over-voltage protection module lost efficacy, performance is not enough or occur long-time overvoltage, overcurrent due to line fault, embedded system also has path monitoring defencive function, prevent the damage of overvoltage protection element and protected equipment, comprise transient current quick-break, press time limit overcurrent protection, composite voltage protection, inverse-time overcurrent protection, overvoltage fault ripple record, reclosing, remote alarms and self-checking function again;

Sensing detection module, comprise: voltage transformer, current sensor, Temperature Humidity Sensor, wherein voltage transformer, current transformer are connected with lightning-arrest over-voltage protection module, and voltage transformer, current sensor, Temperature Humidity Sensor, be connected with embedded system through modulate circuit sum counter circuit; Voltage transformer, current sensor, counter are used for detecting voltage, Leakage Current and thunderbolt or overvoltage number of times signal; temperature and the humidity of Temperature Humidity Sensor Test Field environment; embedded system is changed collection signal A/D; and utilize internal core algorithm to carry out comprehensive analysis and judgement; real-time judge circuit carries out general protection control; data can be preserved part this locality, also can be transferred to data management node through Internet of Things communication port, upload onto the server and preserve.

Embedded system, comprises cpu system, relay circuit and input and output I/O;

Internet of Things communication port is communications port module, realizes with extraneous mutual;

Described Internet of Things communications platform, comprises ZIGBEE/WIFI wireless transmission interface, 2.5/3G remote data transmission interface, cable broadband interface, MODBUS/CAN bus transfer interface, and above interface is all connected with equipment CPU; Separately comprise independently ZIGBEE, WIFI communication node module, realize whole local area network (LAN) and cover and remote data transmission mould.

Described cloud FTP client FTP, comprise mobile phone, PC PC, palmtop PC client and portable custom terminal, the client of mobile phone, PC PC realizes intelligent SPD equipment control by cloud client software is installed, client software provides that user logins, terminal equipment monitoring management and application management function, comprise: user authentication module, checking login user information, is encrypted part significant data, returns to intelligent SPD list of devices after authentication success; Intelligence SPD monitoring of tools administration module, comprise that intelligent SPD equipment adds and deletes, to intelligent SPD equipment working state data access and control, Report Server Management, real time data and curve show, configuration demonstration (use Flash module simulation field apparatus operating state, Realtime Alerts), report to the police and warn (by color differentiating equipment working state, utilizing Fetion, instant message to report to the police to long-range receiving terminal), nearly long-distance intelligent SPD equipment sources location tracking; Cell-phone customer terminal can only provide the access of long-distance intelligent SPD device data, state to check work, and pc client provides local area network (LAN)/network edition client software, in local area network (LAN) and the Internet, intelligent SPD equipment is carried out comprehensively to monitoring in real time and safeguards; Portable custom terminal, based on Android/IOS/Windows system, has personalized hardware designs, and nearly long-range intelligent SPD equipment on-line measuring ability is provided.

Described Cloud Server system is the server computer with cloud data processing operation and network communications capability.Comprise local version and the network edition, complete reception, storage and the preliminary treatment of data.

the present invention compared to existing technology tool has the following advantages:

1. the present invention is compared with existing SPD technology; the application of high accuracy on-line monitoring and the application of cloud technology of Internet of things are increased; comprise sensing detection module, cpu system module, Internet of Things communication module, redundancy protecting module, realize the networking of SPD with intelligent.

2. existing SPD mainly just can pinpoint the problems by lightning arrester disabling device or regularly detection, and present device provides real time on-line monitoring module, and precision is high, and can shift to an earlier date anticipation equipment working state;

3. existing SPD occasionally has the long-range remote signal module of configuration, does not possess regional networking capability, and present device is equipped with cloud interface of internet of things module, can form the networking in extensive region, realizes remote data transmission, Long-distance Control and intensive management.

The present invention can find that SPD makes moist, aging and other hidden danger in time, reduce testing cost, avoid the generation of accident, and there is " black box " function, provide strong evidence for investigation reason occurs accident, have important value to safeguarding safe operation, the reasonable arrangement repair time of electric power system and equipment and saving the aspects such as human and material resources.

brief description of the drawings:

Fig. 1 is the topological schematic diagram of the intelligent SPD equipment of the embodiment of the present invention one;

Fig. 2 is the sensing detection module principle figure of the intelligent SPD equipment of the embodiment of the present invention one

Fig. 3 is the flow chart that the intelligent SPD equipment of the embodiment of the present invention two moves partial function substantially;

Fig. 4 is the flow chart that the user of the intelligent SPD equipment and system of the embodiment of the present invention three accesses intelligent SPD environment division function.

In figure: 1-intelligence SPD equipment; 2-Internet of Things communications platform; 3-cloud FTP client FTP; 4-Cloud Server system.

embodiment:

The embodiment of the present invention provides a kind of intelligent SPD equipment based on Internet of Things, below in conjunction with Figure of description, the preferred embodiments of the present invention are described, preferred embodiment described herein is only for description and interpretation the present invention, be not intended to limit the present invention, and in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.

embodiment mono-: intelligent SPD equipment topology schematic diagram

As shown in Figure 1, the present invention is based on the intelligent SPD equipment topology schematic diagram of Internet of Things, comprising: intelligent SPD equipment, Internet of Things communications platform, cloud FTP client FTP and Cloud Server system; Wherein intelligent SPD equipment communicates by Internet of Things communications platform and cloud FTP client FTP and Cloud Server system, and cloud FTP client FTP and Cloud Server system communicate to connect mutually.Intelligence SPD equipment, comprises lightning-arrest over-voltage protection module, redundancy protecting module, standby power supply module, sensing detection module, embedded system and Internet of Things communication port.Lightning-arrest over-voltage protection module is generally MOV device; Redundancy protecting module comprises lightning-arrest over-voltage protection module, relay module and electric circuit inspection module.Sensing detection module comprises: voltage transformer, current sensor, Temperature Humidity Sensor, and they are connected with embedded system through modulate circuit sum counter circuit; Embedded system comprises cpu system, relay circuit and input and output I/O; Internet of Things communication port is communications port module.Internet of Things communications platform, comprises ZIGBEE/WIFI wireless transmission interface, 2.5/3G remote data transmission interface, cable broadband interface, MODBUS/CAN bus transfer interface, and above interface is all connected with equipment CPU; Separately comprise independently ZIGBEE, WIFI communication node module.Cloud FTP client FTP, comprises mobile phone, PC PC, palmtop PC client and portable custom terminal.Cloud Server system is the server computer with cloud data processing operation and network communications capability.

As shown in Figure 2; sensing detection module comprises voltage transformer, current sensor, Temperature Humidity Sensor and modulate circuit/counter module; wherein SPD is the lightning-arrest over-voltage protection module of existing MOV type; voltage transformer is connected to SPD equipment input line L/N two ends; current sensor is at the PE of SPD end; Temperature Humidity Sensor is installed near SPD module; wherein modulate circuit/counter comprises existing second amplifying circuit and comparator circuit; be used for nursing one's health transformative transducer detection signal and record overvoltage number of times, and exporting CPU to.

embodiment bis-: intelligent SPD equipment moves partial function flow chart substantially

As shown in Figure 2, the present invention's intelligence SPD equipment moves the flow chart of partial function substantially, comprises the following steps:

1) operation substantially after initialization

After intelligence SPD equipment is installed, normally work on power, to carry out hardware initialization to embedded system, storage allocation, opens the lightning-arrest over-voltage protection module function of periodic monitor, Real-Time Monitoring line voltage distribution function of current, control in real time defencive function, real time alarm function, thunder and lightning tally function, the suspicious signal data of real time record and fault-signal;

2) uploading data

Intelligence SPD equipment can long-range reception operational order, and storage, each device start or disconnect after can search this locality memory command, if the instruction that receives is automatic uploading data, equipment connects with server first attempting, if server, in off-state, will automatically be abandoned after having three tries; If connect with server, the acquisition time that basis is configured, timing uploading data, and the suspicious data of collection or fault-signal are reported;

3) server preliminary treatment

Server receives after data, and data are carried out preliminary treatment and deposited database in, obtains suspicious data if analyze, and will first report to the police in this locality, if there is configuration remote alarms, can send in time remote alarms information.

embodiment tri-: user accesses intelligent SPD equipment flowsheet

As shown in Figure 3, the user who the present invention is based on the intelligent SPD equipment and system of Internet of Things accesses the flow chart of intelligent SPD environment division function, comprises the following steps:

1) game server

User inputs username and password by client software, forms data flow, is sent to server, carries out authenticating user identification, and certification is passed through, and returns to custom end intelligent SPD list of devices; If do not pass through, notify client user's name or account password mistake;

2) access intelligent SPD equipment

Under intelligent SPD list of devices, can add new intelligent SPD equipment, return to the intelligent SPD list of devices of all support access according to user right server, user selects to add; For intelligent SPD equipment under list, can inquire about its attribute information, in list intelligent SPD appliance icon, double-click or right-click popup menu select to open this intelligence SPD device page (DPAGE), carry out data (curve) real time inspection, data analysis, inline diagnosis, map is followed the trail of, Long-distance Control, remote upgrade program and aid decision.

Claims (5)

1. the intelligent SPD equipment based on Internet of Things, is characterized in that: this equipment comprises intelligent SPD equipment, Internet of Things communications platform, cloud FTP client FTP and Cloud Server system; Wherein intelligent SPD equipment communicates by Internet of Things communications platform and cloud FTP client FTP and Cloud Server system, and cloud FTP client FTP and Cloud Server system communicate to connect mutually;
Described intelligent SPD equipment, comprise lightning-arrest over-voltage protection module, redundancy protecting module, standby power supply module, sensing detection module, embedded system and Internet of Things communication port, redundancy protecting module, standby power supply module, sensing detection module and Internet of Things communication port are connected with embedded system respectively;
Lightning-arrest over-voltage protection module adopts MOV device, and this module is connected with sensing detection module with redundancy protecting module respectively;
Redundancy protecting module comprises lightning-arrest over-voltage protection module, relay module and electric circuit inspection module;
Sensing detection module comprises: voltage transformer, current sensor, Temperature Humidity Sensor, and they are connected with embedded system through modulate circuit sum counter circuit;
Embedded system comprises cpu system, relay circuit and input and output I/O;
Internet of Things communication port is communications port module.
2. the intelligent SPD equipment based on Internet of Things according to claim 1, it is characterized in that: described Internet of Things communications platform, comprise ZIGBEE/WIFI wireless transmission interface, 2.5/3G remote data transmission interface, cable broadband interface, MODBUS/CAN bus transfer interface, above interface is all connected with embedded type CPU system.
3. the intelligent SPD equipment based on Internet of Things according to claim 2, is characterized in that: described Internet of Things communications platform also comprises independently ZIGBEE, WIFI communication node module.
4. the intelligent SPD equipment based on Internet of Things according to claim 2, is characterized in that: described cloud FTP client FTP, comprises mobile phone, PC PC, palmtop PC client and portable custom terminal.
5. the intelligent SPD equipment based on Internet of Things according to claim 4, is characterized in that: described Cloud Server system is the server computer with cloud data processing operation and network communications capability.
CN201310032722.0A 2013-01-29 2013-01-29 Intelligent SPD (Surge Protective Device) based on internet of things CN103066703B (en)

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CN103544857A (en) * 2013-10-30 2014-01-29 国家电网公司 Integrated power transformation operation and maintenance training system
CN103531052B (en) * 2013-10-30 2016-05-18 国家电网公司 Based on the training platform of the large data of fortune inspection
CN103913650A (en) * 2014-02-26 2014-07-09 南京信息工程大学 Low-voltage power supply SPD online monitoring system based on ZigBee network
CN105807153B (en) * 2015-12-29 2019-04-23 深圳市恒毅兴实业有限公司 Power source surge protector failure cause diagnostic method and device
CN106057604A (en) * 2016-07-06 2016-10-26 苏州华安普电力科技股份有限公司 Unmanned substation fuse security system based on ZigBee
CN108008192A (en) * 2017-11-29 2018-05-08 合肥岭启信息科技有限公司 A kind of overvoltage protection device with varistor malfunction monitoring
CN110226154A (en) * 2017-11-30 2019-09-10 南京德朔实业有限公司 Can remote upgrade portable power and remote upgrade method
CN108731731A (en) * 2018-05-21 2018-11-02 深圳远征技术有限公司 A kind of lighning proof type safety supervision system and lighning proof type safety supervision method

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JPH0518385B2 (en) * 1986-03-07 1993-03-11 Ngk Insulators Ltd
CN202330598U (en) * 2011-12-01 2012-07-11 浙江省电力公司台州电业局 Long-distance monitoring system for transformer substation arrester
CN203056695U (en) * 2013-01-29 2013-07-10 南京信息工程大学 Intelligent SPD equipment based on Internet of Things

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Application publication date: 20130424

Assignee: Science and Technology Co., Ltd. is swum in Jiangsu at once

Assignor: Nanjing University of Information Science and Technology

Contract record no.: 2015320000189

Denomination of invention: Intelligent SPD (Surge Protective Device) based on internet of things

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