KR101691559B1 - Remote monitoring system and method for charging infrastructure of electrical vehicles - Google Patents

Abstract

The present invention relates to a system and a method for remotely monitoring a charging infrastructure of an electric vehicle, so as to manlessly operate a charging infrastructure of an EV station and to effectively manage. To this end, the system of the present invention comprises: a plurality of information collecting devices for determining a failure state of each charger by measuring input power and output power of each EV charger in real time; an image photographing unit for photographing image information on the whole facility section of a charging infrastructure in real time to transmit the image information; an information concentrated device for enabling the information collecting devices and the image photographing unit to connect to an EV charging infrastructure remote managing server on a communication network to communicate with the server; a warning output unit for outputting a warning message in the whole area in the facility section of the charging infrastructure of the EV station; and the EV charging infrastructure remote managing server installed in a remote control center, and transferring current state information for each EV station to an EV station application service providing server of a smart phone while remotely controlling the warning output unit by collecting failure report information of the EV charger, event information according to a determination on illegal parking or facility damages in a station or a parking lot, and image information in real time in the facility section of the charging infrastructure.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a remote monitoring system and method for charging an electric vehicle,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a system and method for remotely monitoring a charging infrastructure of an electric vehicle (EV) ) And remote monitoring of EV charging infrastructure in real time to remotely monitor EV charging infrastructure in real time to remotely monitor EV charging infrastructure in real time to remotely collect facility status information of EV charging infrastructure in real time, Charging Infrastructure Remote Monitoring System and Method of an Electric Vehicle that Immediately Transmits Car Charging Infrastructure Information to a Server Providing EV Charging Station App Service of Smartphone, and Remotely Warns to On-Site Speakers as Needed, or Takes Proper Follow-up Measures such as Towing .

Recently, fossil fuel depletion and excessive use of air pollution as a serious problem have led to the active use of renewable renewable energy and research and development of environmentally friendly transportation means.

Among these environmentally friendly vehicles, especially electric vehicles, there is no noise pollution during operation and air pollutants are not emitted. Therefore, car makers around the world are coming to market in the near future. In order to supply and use eco- Much effort is being made to develop and install the car charging infrastructure.

The charging infrastructure field of such electric vehicles is required not only for the operation of electric vehicles, the connection of the electric power system, and the communication field, but also a management system for managing charging infrastructure in an integrated manner.

In this regard, Korean Patent Laid-Open No. 10-2011-0044006 (published on April 28, 2011; hereinafter referred to as "Patent Document 1") discloses an electric vehicle charge management system and a charge management method.

According to Patent Document 1, an electric vehicle driven using charged electricity; A charging unit installed in the electric vehicle for charging external electric to the electric vehicle; A sensing unit installed in the electric vehicle for sensing an amount of electric power and an electric charge charged by the charging unit; A communication network which is installed in a distribution tower for supplying electric power and receives a signal of electric power and electricity rate by the wired / wireless communication with the sensing unit; And a central control unit for integrally controlling the sensing unit and the charging unit using wired / wireless communication with the communication network, wherein the electric vehicle is bidirectionally communicated with the electric power supply network to charge the electric vehicle, which is an eco- I was able to solve the problem.

In addition, Korean Patent Publication No. 10-2012-0073674 (published on Jul. 5, 2012; hereinafter referred to as "Patent Document 2") discloses a comprehensive management system for electric vehicle charging stations.

According to Patent Document 2, an operation center receives operational status information and payment information from a charger, and manages the type and quantity of the charger; And the general management center that receives the charging station operation information from the operation center and transmits the charging unit price information to the operation center, so that the operation status of all the charging stations in the real estate complex can be managed from the central point.

In addition, Korean Unexamined Patent Publication No. 10-2014-0043007 (published on April 4, 2014; hereinafter referred to as "Patent Document 3") discloses an integrated management system for electric vehicle charging infrastructure.

According to Patent Document 3, a charging infrastructure management module for transmitting operating information of a charging infrastructure facility for managing and operating a charger for charging an electric vehicle using a charger, and a charging infrastructure management module for operating the charging infrastructure management module through a communication network It collects and analyzes various information related to the operation of the charging infrastructure from the charging infrastructure of the electric vehicle including the charging infrastructure performance monitoring module that manages the performance of the charging infrastructure equipment by collecting and analyzing the information, To be monitored.

However, in such conventional technologies, there is a problem in that the operating efficiency of each EV charging station is deteriorated because a standby force for managing each EV charging station must be always disposed in each EV charging station. Management and operation systems that manage and operate efficiently are insufficient.

Therefore, there is a need for a system capable of remotely monitoring the charging infrastructure while efficiently managing and managing the charging infrastructure of electric vehicles distributed throughout the country.

KR 10-2011-0044006 A Released April 24, 2011 KR 10-2012-0073674 A 2012.07.05 Released KR 10-2014-0043007 A Released April 4, 2014

SUMMARY OF THE INVENTION Accordingly, the present invention has been made to solve the above problems, and it is an object of the present invention to provide a charging infrastructure for an EV charging station, which comprises a power supply, a charger, a charging platform Real-time remote monitoring of the EV status of the EV charging infrastructure to remotely monitor real-time real-time monitoring of the EV charging infrastructure for real-time facility management; EV charging infrastructure failure and facility damage; The present invention is intended to provide a charging infrastructure remote monitoring system and method of an electric vehicle in which an electric vehicle can be instantly delivered to a server providing a remote alarm or tow,

According to an aspect of the present invention, there is provided a system for monitoring a charging infrastructure of an EV charging station including a plurality of EV charging devices, the power supplying device supplying power for charging the EV, It is installed at the input power terminal and output power terminal of each EV charger and it is remotely controlled by a remote EV charging infrastructure management server connected through a communication hub to measure the input power and output power of each EV charger in real time, A plurality of information collecting devices for judging the failure and transmitting the information to the EV charging infrastructure management server; charging infrastructure of the EV charging station; EV charging It is remote controlled by the infrastructure management server to capture real-time video information of the entire charging area of the charging infrastructure A communication hub for communicably connecting a plurality of information collecting apparatuses and an image capturing section to an EV charging infrastructure management server on a communication network,

It is installed at the upper part of the elevation of a certain height so as to output a warning message in the entire area within the charging infrastructure of the EV charging station and remotely controlled by the EV charging infrastructure management server at the remote place through the communication hub, And a plurality of information collecting devices and a plurality of information collecting devices connected to the plurality of information collecting devices and the image capturing device through a communication hub, It is judged whether or not the charging infrastructure is damaged or broken, the EV or non-EV classification of the entering vehicle in the charging infrastructure facility area, and whether or not the parking time is exceeded, from the collected image information While the remote control of the warning output is remotely controlled, the result of each judgment is sent to the EV charging station application service Including the EV charging infrastructure management server to pass to the EV charging stations by the current server status information to a remote monitoring system for electric vehicle charging infrastructure.

According to another aspect of the present invention, there is provided an EV charging system comprising: a power supply device for supplying electric power for charging an electric vehicle (EV); and a charging infrastructure of an EV charging station including a plurality of EV charging devices, (A) the EV charging infrastructure management server is installed in a top portion of a height of a certain height so that a plurality of information collecting devices installed in each EV charging device and an entire area within the charging infrastructure accommodation area of the EV charging station can be photographed A first step of remotely controlling the image capturing unit to collect the real-time image information of the charging infrastructure by the image capturing unit and the determination result of the charge failure of each EV charger by each information collecting apparatus, (b) From the real-time image information of the charging infrastructure collected at the shooting department, the failure or damage of the charging infrastructure, And (c) a second step of judging whether or not the EV charger is charged abnormally by each information collecting device collected in the first step, And a third step of remotely controlling the warning output unit provided in the EV charging station and delivering each determination result to the EV charging station appservice providing server of the smart phone as current status information per EV charging station, Infrastructure remote monitoring method.

According to the present invention, the EV charging infrastructure including the power supply device, the charger, and the charging platform (parking space) is operated unattended while real-time information on the state of the EV charging infrastructure and its change information is collected in real time, It is possible to remotely monitor in real time. Therefore, when the EV charging infrastructure is broken or the facilities are damaged, the EV charging station of the smartphone is delivered immediately through the server providing the service. In the case of long-term parking or illegal parking in the charging platform, Such as remote alerting or towing.

FIG. 1 is a block diagram schematically illustrating a general configuration of a charging infrastructure remote monitoring system for an electric vehicle according to the present invention.
2 is a flowchart illustrating an overall operation of a charging infrastructure remote monitoring method for an electric vehicle according to the present invention.
FIG. 3A to FIG. 3C are diagrams for explaining a method for remotely monitoring the charge infrastructure of an electric vehicle according to the present invention. FIG. FIG. 6 is a detailed flowchart illustrating an operation processing procedure. FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an overall configuration and operation of a charging infrastructure remote monitoring system and method of an electric vehicle according to the present invention will be described in detail with reference to the accompanying drawings.

It is to be understood that the words or words used in the present specification and claims are not to be construed in a conventional or dictionary sense and that the inventor can properly define the concept of a term in order to describe its invention in the best possible way And should be construed in light of the meanings and concepts consistent with the technical idea of the present invention. Therefore, it should be understood that the embodiments described herein and the configurations shown in the drawings are only the most preferred embodiments of the present invention, and that various equivalents and modifications may be made thereto at the time of the present application shall.

FIG. 1 is a block diagram schematically illustrating a general configuration of a charging infrastructure remote monitoring system for an electric vehicle according to the present invention. As illustrated in the drawings, the electric vehicle charging infrastructure remote monitoring system of the present invention includes a charging infrastructure A plurality of information collecting apparatuses 20a-20n directly installed on each of the EV chargers 12a-12n in the facility space in which the information collecting apparatuses 20a-10 are installed, an information concentrating apparatus 30 commonly connected to the information collecting apparatuses 20a-20n, An image capturing unit 40, a warning output unit 50, and an EV charging infrastructure remote management server 100 installed in the remote control center.

The charging infrastructure 10 may comprise a charging platform such as a power supply 11, a plurality of EV chargers 12a-12n, and a parking space, and the power supply 11 may comprise an electric vehicle EV ) Of the EV charger 12a-12n to the plurality of EV chargers 12a-12n, and the plurality of EV chargers 12a-12n are connected to the connector through the connector Charge the required power to each connected EV in the manner set by the user.

Each of the information collecting devices 20a to 20n is installed in the EV chargers 12a to 12n to collect information for determining whether the EV chargers 12a to 12n are faulty, illegally parked or damaged, Charge event reporting information, illegally parked car or event information due to facility damage, and transmits the event information to the EV charging infrastructure remote management server 100 of the remote control center through the information concentrating device 30.

For this purpose, each of the information collecting devices 20a-20n includes a charger failure determination unit, an illegal parking determination unit, and a facility failure determination unit, and may include a sensor module. For example, as illustrated in FIG. 1, the first information collecting device 20a installed in the first EV charger 12a may include a first sensor module 21a, An illegally parked car determining unit 23, and a facility damage determining unit 24. Of course, other information collecting devices 20b-20n may be configured in the same manner as the first information collecting device 20a. Hereinafter, the configuration of the first information collecting device 20a will be described as an example .

The sensor module 21a includes a current sensor and a voltage sensor, an IR sensor and a charger storage open / close detection sensor, and an impact sensor and an acoustic sensor.

The current sensor and the voltage sensor are respectively provided at the input power supply end and the output power supply end of the EV charger to measure the AC input voltage, the current and the DC output voltage and current of the EV charger 12a in real time, To the charger failure determination unit (22).

The IR sensor and charger storage box opening / closing sensor are installed in the charger storage box and the location where the car can be detected in the charging station and the parking lot, respectively, so that the object detection in the parking lot and the door of the charger connector storage are opened for judging whether EV vehicle or non-EV vehicle And transmits the detected information to the illegality parking determination unit 23 of the first information collection device 20a.

The impact sensor and the acoustic sensor are respectively installed in the respective EV chargers to sense the shock of the charger and the breakdown sound in the charging station and transmit the detected failure sound to the facility breakage judging unit 24 of the first information collecting apparatus 20a.

The charger failure determination unit 22 determines whether or not each EV charger has failed based on the information measured through the voltage sensor and the current sensor of the sensor module 21a and generates charger failure report information according to the failure of the charger. For this, the charger failure determination unit 22 previously stores a plurality of failure model data pre-measured values that can distinguish the failure of the EV charger by type, The AC input voltage and current, and the DC output voltage and current measurement value of the EV chargers 12a to 12n are compared with a plurality of failure model data stored in advance, and based on the comparison result, a failure, a charging circuit failure, And determines whether or not the EV charger is faulty, and outputs charger failure report information that is different according to the determination result. At this time, the charger failure determination unit 22 determines that there is no AC input voltage and current, and if the AC input voltage and current are input normally but a change occurs in the inputted AC voltage and current, AC input voltage and current value are database, AC input voltage and current are input normally, DC output voltage and current through the charging circuit are normal output, but the charge current does not flow to the battery normally, If there is a change in AC input voltage or current in a different form from that in the case of a malfunctioning charging circuit failure, it is judged that there is a poor contact between the charger connector and the inlet terminal.

The illegal parking determination unit 23 determines whether illegal parking is available in the EV charging station from the information measured through the IR sensor of the sensor module 21a and the charger storage open / close detection sensor, and generates the event information according to the illegally parked car. The illegal parking distance determination unit 23 detects whether or not the parking space of the EV charging station is parked for a predetermined time or longer from the information measured through the IR sensor of the sensor module 21a, 21a to detect the opening of the charger connector storage box and to distinguish whether it is EV or non-EV for the entry vehicle in the charging infrastructure 10 facility area according to the door opening result, And generates event information according to illegal parking of the non-EV vehicle.

The facility breakage determination unit 24 determines whether the facility of the charging infrastructure 10 in the EV charging station 10 is damaged or not based on the information measured through the shock sensor and the acoustic sensor of the sensor module 21a and generates event information according to the facility breakage. The facility damage determination unit 24 first senses an impact on the facility from the information measured through the impact sensor of the sensor module 21a, and detects the impact of the facility on the basis of the first sensed impact on the facility. The size of the sound due to the impact on the facility is read out from the information measured through the acoustic sensor, and if the sound of a predetermined size or larger is recognized, the charging infrastructure 10 in the EV charging station is judged whether or not the facility is damaged. And generates event information.

The information concentrating apparatus 30 communicably connects the plurality of information collecting apparatuses 20a to 20n with the image capturing unit 40 and the warning outputting unit 50 to the EV charging infrastructure remote management server 100 on the communication network Charging information of the charging device according to the failure of each EV charging device from the information collecting devices 20a to 20n, event information on the illegal driving of the charging station or the parking lot or damage to the facility, and receives EV charging infrastructure remote management server And transmits the information to the remote controller 100 and executes remote image confirmation and warning output through the image capturing unit 40 and the warning output unit 50.

The image capturing unit 40 includes a surveillance camera and is installed at the upper end of the tower having a predetermined height so as to capture the entire area within the facility area of the charging infrastructure 10 of the EV charging station. Remote control is performed by the charging infrastructure remote management server 100 to photograph the image information of the entire charging area of the charging infrastructure 10 in real time and transmit the image information to the EV charging infrastructure remote management server 100 in real time.

The warning output unit 50 is installed at the upper end of the tower having a predetermined height so as to output a warning message to the entire area within the facility area of the charging infrastructure 10 of the EV charging station, And is connected to the remote management server 100 and outputs a warning message in the facility area of the charging infrastructure 10. [ At this time, the warning output unit 50 may output a warning voice or a warning text message through the speaker or the display window or both by the EV charging infrastructure remote management server 100.

The EV charging infrastructure remote management server 100 is installed in a remote control center and includes a plurality of information collecting devices 20a-20n, an image capturing unit 40, a warning output unit 50, Communicates with the information collecting device 20a-20n so as to receive charger failure report information according to the failure of each EV charger by the information collecting devices 20a-20n, event information according to the illegal parking lot or damage of the facility, The internal program can be set to be transmitted to the server providing the EV charging station app service of the phone to the current status information per EV charging station.

Also, the EV charging infrastructure remote management server 100 can remotely control the alarm output unit 50 to determine the charger failure report information and event information received from the information collecting devices 20a to 20n and output a warning message . Here, the EV charging infrastructure remote management server 100 immediately outputs a warning message through the warning output unit 50, connects to the pre-registered local parking assistant, and performs a post-processing operation for towing the illegally parked vehicle .

On the other hand, the EV charging infrastructure remote management server 100 determines charger failure report information and event information received from the information collecting devices 20a-20n, The warning output unit 50 can be remotely controlled.

Also, the EV charging infrastructure remote management server 100 determines charger failure report information and event information received from each of the information collecting devices 20a-20n, and connects to the pre-registered local parking detention center And may be set to perform a post-processing operation for traction processing.

FIG. 2 is a flowchart illustrating a method for remotely monitoring the charging infrastructure of an electric vehicle according to the present invention. FIGS. 3A to 3C illustrate a method for remotely monitoring charging infrastructure of an electric vehicle according to the present invention, FIG. 3 is a detailed flowchart illustrating an operation process procedure of the charger failure determination step, illegal parking determination step, and facility damage determination step performed by the devices 20a to 20n in the first step. The method can largely be divided into a first step to a third step. The method of the present invention includes a plurality of information collecting units for detecting and transmitting the failure of the plurality of EV chargers 12a-12n, An image capturing unit 40 for capturing an image of the facility 20a-20n, the information concentrator 30, the facility area in the charging infrastructure 10, and outputting a warning; The charging infrastructure 10 including the high output unit 50 is connected to the EV charging infrastructure remote management server 100 at a remote location through a plurality of information collecting devices 20a-20n and a data collecting device 30 And the like.

The first step is a step executed by each of the information collecting devices 20a to 20n and collecting information for determining whether each EV charger 12a to 12n is faulty, illegally parked or not, (S102) of generating charger failure report information according to a failure of the charger, event information on illegal parking or damage to the facility, and transmitting the generated information to the information concentrating apparatus 30 (S102).

The first step (a) includes a charger failure determination step (S11O), an illegal parking determination step (S120), and a facility failure (S114) in order to generate charger failure report information, illegal parking, And a determination step (S130).

The charger failure determination step S110 is a step of determining whether each EV charger is faulty from the information measured through the voltage sensor of the sensor module 21a and the current sensor and generating charger failure report information according to the charger failure, (S111) of collecting AC input voltage and current, and DC output voltage and current measurement value of each EV charger 12a-12n, as shown in Fig. (S113) comparing the collected information with the read failure model data, and classifying the failure type of the EV charger failure by classifying the failure, charge circuit failure, and inlet connection failure state according to the comparison result (S114), and generating and transmitting (outputting) the charger failure report information according to the determination result (S115).

If the AC input voltage and the current are inputted normally but the AC voltage and current are inputted, it is judged that the charging circuit is faulty (S114) The AC input voltage and the current are inputted normally and the DC output voltage and current through the charging circuit are normally output. However, since the charging current does not flow to the battery normally, the influence of the AC input voltage and current on the input part of the EV charger If there is a change in the AC input voltage and the current in a different form from that in the case of a malfunctioning charging circuit failure, it is judged that there is a contact failure between the charger connector and the inlet terminal.

The illegal parking discrimination step S120 is a step of discriminating illegal parking discrimination in the EV charging station from the information measured through the IR sensor of the sensor module 21a and the charger storage compartment opening and closing sensor and generating the event information according to illegal parking discrimination (S121, S122) of periodically collecting information measured through the IR sensor and confirming whether or not an object (vehicle) is sensed, as exemplified in FIGS. 3B and 3B. When an object is sensed, (S123-S125). In the step S123-S125, it is determined whether the vehicle is parked in the parking lot of the EV charging station for more than a predetermined time by collecting information measured through the charger connector opening / (S126, S127) of detecting the door opening of the storage box, and the EV for the entry vehicle in the charging infrastructure (10) Comprise the steps (S128) to distinguish between whether -EV, and transmitting the generated event information according to the illegal parking of vehicles -EV ratio.

The facility damage determination step (a3) determines whether the facility of the charging infrastructure 10 in the EV charging station 10 is damaged or not from the information measured through the shock sensor of the sensor module 21a and the acoustic sensor, and generates event information according to the facility damage (S131, S132) of periodically collecting information measured through the impact sensor and detecting an impact on the facility, as exemplified in FIG. 3B. In the step S131 and S132, (S133, S134) of reading the size of the sound according to the impact on the facility from the information measured through the sensor and comparing the size of the sound with the reference sound of a predetermined size, Determining whether the charging infrastructure 10 is damaged or not, and generating and transmitting event information according to the damage of the facility S135.

The second step b and the third step c are steps performed by the EV charging infrastructure remote management server 100 and the second step b is performed by the information collecting device 30 20a-20n), event information according to an illegal parking lot or damage to a facility in a charging station or a parking lot, and real-time image information of the charging infrastructure (10) by the image capturing unit (40) The third step (c) is a step of collecting real-time image information of the charging infrastructure 10 collected by the image capturing unit 40 to the facility manager monitor, 20n in accordance with the EV report information of the EV charging station, the illegal parking lot in the parking lot, or the event information on the judgment of the damage of the facilities, or the alarm output unit 50 installed in the EV charging station, EV charging stations And transmitting the re-state information (S104-S106).

Particularly, in the third step (c), the real-time image information of the charging infrastructure 10 collected by the image capturing unit 40 is output to the facility manager monitor (S104). In each of the information collecting apparatuses collected in the first step Performing appropriate post-processing including remotely controlling the alarm output unit 50 installed in the EV charging station according to the EV charger failure report information by the charging station or the illegal parking in the parking lot, (S105), the EV charger failure report information, the event information related to the illegal driving of the parking lot or the parking lot, or the damage to the facility is transmitted to the EV charging station appservice providing server of the smart phone as the current state information of the EV charging station .

Hereinafter, the operation and effect of the remote monitoring system and method for charging an electric vehicle charging infrastructure according to the present invention will be described.

First, a plurality of information collecting apparatuses 20a-20n provided at the input power source and output power source ends of the respective EV chargers 12a-12n in the EV charging station and the entire area within the charging infrastructure 10 facility area of the EV charging station The plurality of information collecting devices 20a to 20n are connected to the input power sources of the EV chargers 12a to 12n through the sensor modules 21a to 21n, (AC voltage / current) and output power (DC voltage / current) are measured and collected in real time (S101), and it is determined whether charge failure is occurred in each EV charger and whether an illegal parking lot or facility in the charging station or parking lot is damaged. And transmits the EV charger failure report information and the event information to the EV charging infrastructure remote management server 100 through the information concentrator 30. In addition, Video for the entire facility area Information is captured in real time and transmitted to the EV charging infrastructure remote management server 100 (S102).

Therefore, the EV charging infrastructure remote management server 100 installed in the remote control center can not recognize EV charging failure reporting information transmitted from the plurality of information collecting devices 20a-20n through the information concentrating device 30, illegal parking tickets in the charging station or the parking lot Event information according to the facility damage judgment and real-time image information in the charging infrastructure 10 facility area transmitted from the image capturing unit 40 can be respectively collected (S103).

Thereafter, the EV charging infrastructure remote management server 100 of the remote control center checks real-time image information of the charging infrastructure 10 collected by the image capturing unit 40, EV charger failure report information, illegal driving of a parking lot or a facility, (S104) to the facility manager's monitor (S104) to determine whether the charging infrastructure is malfunctioning or damaged, whether the vehicle enters the facility area of the charging infrastructure 10, EV or non-EV for the entering vehicle, Allows the manager to recognize whether parking or illegally parked for a long time.

In addition, the EV charging infrastructure remote management server 100 of the remote control center confirms the EV charger failure report information, the illegal parking lot in the charging station or the parking lot, or the event information according to the judgment of the damage of the facility, (S105) the alarm output unit 50 to output a warning message in voice or text. Further, a post-processing operation can be additionally executed so as to connect to the pre-registered local parking detention center and tow the illegally parked vehicle.

Finally, the EV charging infrastructure remote management server 100 of the remote control center transmits the EV charger failure report information, the event information of the illegal parking lot in the parking lot or the parking lot, or the damage information of the facility to the EV server, (S106), so that general users can receive status information on the charging infrastructure in the EV charging station through the EV charging station app service of the smart phone.

According to the present invention, the EV charging infrastructure including the power supply device, the charger, and the charging platform (parking space) is operated unattended while the EV charging infrastructure is remotely monitored in real- It can remotely collect the information in real time, and when the EV charging infrastructure breaks down and facilities are damaged, it can be delivered to the manager through the smartphone app immediately and remotely alert through the on-site speaker if necessary. Thereby providing an advantage that enables the user to make a request.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, Modification is possible. Accordingly, it is intended that the scope of the invention be defined by the claims appended hereto, and that all equivalent or equivalent variations thereof fall within the scope of the present invention.

10: Charging Infrastructure 11: Power Supply
12a-12n: EV charger 20a-20n: information collecting device
21a-21n: sensor module 22: charger failure determination unit
23: illegal parking discrimination unit 24: facilities damage judgment unit
30: Information Concentrator 40: Image Capture Unit
50: Warning output unit 100: EV charging infrastructure remote management server

Claims (17)

delete delete 1. A system for monitoring a charging infrastructure (10) of an EV charging station including a plurality of EV chargers (12a-12n), a power supply (11) for supplying electric power for charging an electric vehicle (EV)
The information collecting unit 12 is installed in each of the EV chargers 12a to 12n to collect information for determining whether the EV chargers 12a to 12n are malfunctioning, illegally parked or damaged, and information on the charger failure information according to the charger malfunction, A plurality of information collecting devices 20a-20n for generating event information according to facility breakage and transmitting the generated event information to the information concentrating device 30;
The plurality of information collecting apparatuses 20a to 20n are communicably connected to the EV charging infrastructure remote management server 100 on the communication network with the image capturing unit 40 and the warning output unit 50, 20a-20n to the EV charging infrastructure remote management server 100 of the remote control center by receiving charger failure report information according to the failure of each EV charging device, illegal parking lot in the charging station or parking lot, An information concentrator 30 for executing a remote image check and warning output through the image capturing unit 40 and the warning output unit 50;
The charging infrastructure 10 of the EV charging station is installed at the upper end of the pillar at a predetermined height so as to capture the entire area within the facility area. The EV charging infrastructure remote management server 100 of the remote charging & An image capturing unit 40 for capturing image information of an installation area of the charging infrastructure 10 in real time and transmitting the image information to the EV charging infrastructure remote management server 100;
The EV charging infrastructure 10 is installed at the upper end of the tower having a predetermined height so as to output a warning message in the charging area of the charging infrastructure 10 of the EV charging station. The EV charging infrastructure remote management server 100 A warning output unit (50) which is remotely controlled to output a warning message in a facility zone of the charging infrastructure (10); And
And is connected to a plurality of information collecting apparatuses 20a-20n, the image photographing unit 40 and the alarm output unit 50 through the information concentrating apparatus 30, The charging station failure report information according to the failure of each EV charger by the battery chargers 20a-20n, the event information according to illegal driving of a parking lot or parking lot, or the damage of the facility, and provides the information to the EV charging station app service of the smart phone And an EV charging infrastructure remote management server (100) for remotely controlling the warning output unit (50) while delivering the current state information to the server in accordance with the EV charging station,
Each of the information collecting devices (20a-20n)
A current sensor and a voltage sensor respectively installed at the input and output power terminals of the EV chargers 12a to 12n for real time measurement of the AC input voltage, current, and DC output voltage and current of the EV chargers 12a to 12n, Detecting objects in the parking lot to judge whether EV vehicles or non-EV vehicles are installed in the locations where the vehicles in the charging station or parking lot can be detected and in the charger storage box, respectively. IR sensor and charger storage box for detecting door openings A sensor module, and a sensor module (21a-21n), each of which is installed in each of the EV chargers and comprises an acoustic sensor and an impact sensor that detects the impact of the charger and the breakdown sound in the charging station;
A charger failure judging unit 22 for judging the failure of each EV charger from the information measured through the voltage sensor and the current sensor of the sensor module and generating charger failure report information according to the failure of the charger;
An illegal parking distance judging unit 23 for judging whether or not an illegal driving accident exists in the EV charging station from the information measured through the IR sensor of the sensor module and the charger storage case opening / closing sensor and generating the event information according to the illegally parked car; And
And a facility damage determination unit (24) for determining whether or not the facility of the charging infrastructure (10) in the EV charging station is damaged based on information measured through the shock sensor and the acoustic sensor of the sensor module and generating event information according to the facility damage ,
The charger failure determination unit (22)
Pre-measured values of a plurality of failure model data that can distinguish the failure of the EV charger by type are stored in advance,
The AC input voltage and current, and the DC output voltage and current measurement values of each EV charger 12a-12n collected through the voltage sensor and the current sensor of the sensor module are compared with a plurality of previously stored fault model data, Wherein the charge failure reporting information is distinguished according to a result of the determination, and determines whether or not the EV charger is faulty by classifying the failure, charging circuit failure, and inlet connection failure state according to the result, Remote monitoring system. The battery charger according to claim 3, wherein the charger failure determination unit (22)
If there is no AC input voltage and current,
If the AC input voltage and current are input normally but the AC voltage and current are changed, the changed AC input voltage and current value are converted into a database by judging the failure of the charging circuit,
AC input voltage and current are input normally and DC output voltage and current through the charging circuit are output normally but the charging current does not flow properly to the battery and it affects the input part of the EV charger, When the change in the input voltage and the current occurs, it is determined that the contact failure between the charger connector and the inlet terminal is judged as a failure in the charging infrastructure. 4. The apparatus according to claim 3, wherein the illegal parking deviation determining unit (23)
Detecting whether or not the parking of the EV charging station is parked for more than a designated time in the parking lot from the information measured through the IR sensor of the sensor module and detecting the information measured through the charger storage opening and closing sensor of the sensor module EV or non-EV for the entry vehicle in the charging infrastructure 10, according to the door opening result, and generates event information according to the illegal parking distance of the non-EV vehicle Wherein the charge monitoring unit is operable to monitor the charging state of the electric vehicle. The facility breakage determination unit (24) according to claim 3, wherein the facility breakage determination unit (24)
The impact on the facility is firstly sensed from the information measured through the impact sensor of the sensor module and the impact on the facility is detected from the information measured through the acoustic sensor of the sensor module in a state where the impact on the facility is first sensed And the event information is generated in accordance with the breakage of the facility. The electric vehicle according to claim 1, wherein the charge information of the charging infrastructure (10) Infrastructure remote monitoring system. The EV charging infrastructure remote management server (100) according to claim 3, wherein the EV charging infrastructure remote management server (100)
And remotely controls the alarm output unit (50) so as to immediately output a warning message when event information according to the illegal parking distance is received. 8. The EV charging infrastructure remote management server (100) according to claim 7, wherein the EV charging infrastructure remote management server (100)
And when the event information according to the illegal parking distance is received, the remote monitoring system connects to the pre-registered local parking detention center to perform the traction process. 4. The apparatus according to claim 3, wherein the warning outputting section (50)
And outputs a warning voice or a text message through either or both of the speaker and the display window by remote control of the EV charging infrastructure remote management server (100). delete delete A plurality of information collecting apparatuses 20a-20n for detecting the failure of the plurality of EV charging apparatuses 12a-12n, irregular parking disturbance and facility damage, and an information concentrating apparatus 30, a facility in the charging infrastructure 10 The charging infrastructure 10 including the image capturing unit 40 and the alarm output unit 50 for capturing an image of the area and outputting a warning can be transmitted to the EV charging infrastructure remote management server 100 at a remote place from a plurality of information A method for remotely monitoring through a collection device (20a-20n) and an information concentration device (30)
(a) collecting information for determining whether each of the information collecting devices 20a-20n is faulty, illegally parked, or damaged in each EV charger 12a-12n, A first step of generating event information according to an illegal parking lot or facility damage and transmitting the generated event information to the information concentrating apparatus 30;
(b) when the EV charging infrastructure remote management server 100 receives information on the charging status of the EV charger by the plurality of information collecting devices 20a-20n via the information concentrating device 30, A second step of collecting the event information according to the illegal parking lot or facility damage judgment and the real time image information of the charging infrastructure 10 by the image photographing unit 40; And
(c) The EV charging infrastructure remote management server 100 outputs real-time image information of the charging infrastructure 10 collected by the image capturing unit 40 to the facility manager monitor, The alarm output unit 50 installed in the EV charging station may be remotely controlled according to the information of the EV charger failure report by the charging station or the illegal parking in the parking lot or the judgment of the damage of the facility, And a third step of transmitting the current status information,
The first step (a)
(a1) determining whether each EV charger is faulty from information measured through a voltage sensor and a current sensor of the sensor module, and generating a charger failure report information according to the charger failure;
(a2) an illegal parking discrimination step of discriminating illegal parking in the EV charging station from the information measured through the IR sensor of the sensor module and the opening / closing sensor of the charger storage and generating event information according to the illegally parked car; And
(a3) determining whether the facilities of the charging infrastructure 10 in the EV charging station 10 are damaged or not, and generating event information according to the facility damage from the information measured through the shock sensor and the acoustic sensor of the sensor module,
The charger failure determination step (a1)
(a11) collecting AC input voltage and current, and DC output voltage and current measurement value of each EV charger 12a-12n, reading out and comparing a plurality of fault model data for each fault type of the previously stored EV charger; And
(a12) judging a fault failure of the EV charger by classifying each of the power failure, the charging circuit failure, and the inlet connection failure state according to the comparison result, and generating and outputting the charger failure report information according to the determination result Wherein said charging means is connected to said charging means. The method of claim 12, wherein the determining step (a12)
If there is no AC input voltage and current,
If the AC input voltage and current are input normally but the AC voltage and current are changed, the changed AC input voltage and current value are converted into a database by judging the failure of the charging circuit,
AC input voltage and current are input normally and DC output voltage and current through the charging circuit are output normally but the charging current does not flow properly to the battery and it affects the input part of the EV charger, And when it is determined that the input voltage and current are changed, it is determined that there is a poor contact between the charger connector and the inlet terminal. 13. The method according to claim 12, wherein the illegal parking discrimination step (a2)
(a21) detecting whether or not the EV charging station is parked for more than a designated time of the vehicle in the parking lot, from the information measured through the IR sensor;
(a22) detecting door opening of the charger connector storage box from information measured through a charger storage opening / closing detection sensor for a vehicle parked for a predetermined time or more; And
(a23) distinguishing whether the vehicle is an EV or non-EV for an entry vehicle in a charging infrastructure (10) facility area according to a door open detection result, and generating event information according to an illegal parking distance of the non-EV vehicle Wherein the charge monitoring unit is configured to monitor the charged state of the electric vehicle. 13. The method of claim 12, wherein the facility damage determination step (a3)
(a31) firstly detecting an impact on the facility from the information measured through the impact sensor;
(a32) reading the size of the sound due to the impact on the facility from the information measured through the sound sensor in a state where the impact on the facility is first sensed, and comparing the size of the sound with a reference sound of a predetermined size; And
(a33) judging whether or not the facilities of the charging infrastructure 10 in the EV charging station 10 are damaged when an acoustic sound of a predetermined size or more is recognized, and generating event information according to the damage of the facilities How to remotely monitor charging infrastructure. 13. The EV charging infrastructure remote management server (100) according to claim 12, wherein in the third step (c)
And remotely controlling the alarm output unit (50) so as to immediately output a warning message when event information according to illegal parking distance is received. 13. The EV charging infrastructure remote management server (100) according to claim 12, wherein in the third step (c)
And when the event information is received according to the illegal parking distance, the remote control unit connects to the pre-registered local parking detention center to perform the traction process.

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