CN112644320A - Direct current fills electric pile on-line measuring equipment - Google Patents
Direct current fills electric pile on-line measuring equipment Download PDFInfo
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- CN112644320A CN112644320A CN202110002060.7A CN202110002060A CN112644320A CN 112644320 A CN112644320 A CN 112644320A CN 202110002060 A CN202110002060 A CN 202110002060A CN 112644320 A CN112644320 A CN 112644320A
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- charging pile
- communication interface
- controller
- direct current
- remote server
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
Abstract
The invention provides an online detection device for a direct current charging pile, which comprises: the charging pile comprises a shell and a direct-current load, wherein a display interface, a controller, a wireless communication interface and a CAN communication interface are arranged on the shell, the controller is in communication connection with a remote server through the wireless communication interface, and information interaction is carried out with the charging pile through the CAN communication interface; after the CAN communication interface is connected with the charging pile in a communication mode, the controller interacts information with the charging pile, sends a starting signal to the charging pile after the controller successfully holds hands, so that the charging pile is detected, and after detection is completed, the controller sends a detection result and corresponding detection content to the remote server through the wireless communication interface. The invention can carry out on-site detection and can send the content of the on-site detection to the remote server.
Description
Technical Field
The invention belongs to the technical field of charging, and particularly relates to online detection equipment for a direct-current charging pile.
Background
The function of charging pile is similar to the oiling machine in the gas station, and the electric automobile of various models can be charged according to different voltage grades. The input end of the charging pile is directly connected with an alternating current power grid, and the output end of the charging pile is provided with a charging plug for charging the electric automobile.
While market demand and infrastructure are developing at a rapid pace, the problems faced by the entire charging pile industry are not a small number of:
1.1 the utilization rate is low: the utilization rate of national public charging piles is less than 10 percent. The utilization rate of the national network company is only 5.3 percent at present, and the utilization rate of the highway charging pile is less than 1 percent.
1.2 the failure rate of the charging equipment (module) is high: at present, the installed charging equipment (module) is not more than three years (far lower than 10-15 years required by bidding), and the module failure rate is higher in the high-temperature, high-humidity and high-salt environment. In addition, the maintenance is not timely, and the service life of the whole equipment is short.
1.3 experience of charging is poor, charging is difficult to reflect generally: private fills electric pile installation rate and hangs down, realizes the sharing difficulty. The utilization rate of the expressway and remote areas is lower, and the operation and maintenance cost is higher. The direct current quick charging piles of the urban public charging station are few (the total percentage is 28%), and the service efficiency is low.
Solving the practical problems, the performance of the charging pile and the charging equipment is improved from the technical aspect. However, most of the existing devices on the market operate as a single machine, only operate on the devices independently, only aim at field test and field analysis, and cannot upload detected data to a server in real time for analysis and data. Therefore, the overall fault condition of the charging pile cannot be known.
Disclosure of Invention
In view of this, the present invention provides an online detection device for a dc charging pile, which is capable of uploading data of a field test to a background server through a network, so that the background server can know a test result of each device to be tested, and can know a failure rate of the charging pile of each manufacturer according to all the test results.
The technical scheme adopted by the invention is as follows:
the embodiment of the invention provides a direct current charging pile online detection device, which comprises: the charging pile comprises a shell and a direct-current load, wherein a display interface, a controller, a wireless communication interface and a CAN communication interface are arranged on the shell, the controller is in communication connection with a remote server through the wireless communication interface, and information interaction is carried out with the charging pile through the CAN communication interface; after communication connection is established with the charging pile through the CAN communication interface, the controller performs information interaction with the charging pile, and sends a starting signal to the charging pile after the controller successfully holds the charging pile so as to detect the charging pile, wherein after detection is completed, the controller sends a detection result and corresponding detection content to the remote server through the wireless communication interface; and the display interface is used for displaying the detection result and the corresponding detection content.
Optionally, the method further comprises: and if the handshake is unsuccessful, the controller also sends handshake process information to the remote server through the wireless communication interface.
Optionally, the data content sent by the controller to the remote server includes a timestamp.
Optionally, the remote server performs data analysis processing based on the received data content to obtain a corresponding diagnosis result and a corresponding fault statistical result.
Optionally, the controller is of model STM32F 407.
Optionally, the model of the CAN communication interface is CTM8251K _ a _ T.
Optionally, the wireless communication interface is model EC 20.
The direct current charging pile online detection device provided by the embodiment of the invention can upload field test data to the background server through a network, so that the background server can know the test result of each tested device and can know the fault rate condition of the charging pile of each manufacturer according to all the test results, and the practicability is high.
Drawings
Fig. 1 is a schematic structural diagram of the dc charging pile online detection device provided by the embodiment of the invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of the dc charging pile online detection device provided by the embodiment of the invention. As shown in fig. 1, the dc charging pile online detection device provided in the embodiment of the present invention may include: the charging system comprises a shell 1 and a direct current load (not shown), wherein a display interface 2, a controller, a wireless communication interface 3 and a CAN communication interface 4 are arranged on the shell, the controller is in communication connection with a remote server (not shown) through the wireless communication interface 4, and is in information interaction with a charging pile (not shown) through the CAN communication interface 4; after communication connection is established with the charging pile through the CAN communication interface 4, the controller performs information interaction with the charging pile, and sends a starting signal to the charging pile after the controller successfully holds the charging pile so as to detect the charging pile, wherein after detection is completed, the controller sends a detection result and corresponding detection content to the remote server through the wireless communication interface; the display interface 2 is used for the tester to operate and display the detection result and the corresponding detection content. The display interface 2 may be communicatively coupled to the controller via a serial interface, such as a 485 interface. The direct current load is the load of the simulation battery and can be selected according to actual conditions.
The structure of the direct current charging pile on-line detection equipment provided by the embodiment of the invention can be similar to that of the existing direct current charging pile detector, except that the direct current charging pile on-line detection equipment is provided with a wireless communication interface. That is, a jack, a power module, a heat radiation fan, etc. provided on the housing may be further included. The housing 1 may be formed by bending and welding aluminum alloy plates. The controller, the wireless communication interface 3 and the CAN communication interface 4 may be integrated on a motherboard. The main board may contain the hardware electronics and PCB circuit board of the entire device. The jack mainly comprises a charging gun socket, a power socket and the like. The heat dissipation fan is used for dissipating heat of the whole equipment.
Further, in the embodiment of the present invention, the method further includes: and if the handshake is unsuccessful, the controller also sends handshake process information to the remote server through the wireless communication interface. In the embodiment of the invention, the handshake CAN be performed based on the GBT27930-2011 new national standard charging CAN charging protocol definition.
Further, in an embodiment of the present invention, the data content sent by the controller to the remote server includes a timestamp. In this way, the remote server can perform analysis processing according to the corresponding time stamp according to the received data content.
Further, in the embodiment of the present invention, the remote server performs data analysis processing based on the received data content, and obtains a corresponding diagnosis result and a corresponding fault statistic result. For example, which charging pile manufacturer reports the most faults, the frequency of occurrence of the manufacturer fault codes reporting the most faults, the statistics of the fault rate occurrence areas, and the like.
Further, in the embodiment of the invention, the controller of the mainboard adopts STM32F407 of F4 series of Italian Semiconductor (ST) company, is a CPU with the main frequency of 180MHz based on an ARMR cortex M4 microcontroller, the capacity can reach 256KB SRAM, and the flash memory of the double memory banks reaches 2MB, and the high main frequency characteristic of the controller ensures the timeliness of vehicle data processing. The vehicle fault data storage system is provided with an RTC module, provides a time reference for power failure storage of vehicle fault data, has rich communication interfaces such as USART, UART, SPI, I2C, CAN and SDIO, CAN be flexibly compatible with various peripherals, supports the expansion of Compact Flash, SRAM, PSRAM, NOR, NAND and SDRAM memories, provides guarantee for real-time processing of big data, has a power saving mode, and meets the low power consumption application requirements of vehicles.
The CAN communication interface adopts CTM8251K _ A _ T of the Stand-up technology, the highest baud rate CAN reach 1Mbps, and the requirement of vehicle data acquisition on the rate CAN be met; the ADI high-speed magnetic coupling digital isolator ADUM1201ARZ is adopted to realize the electrical isolation between the single chip microcomputer and the controller and protect a control system so as to meet the electrical response at the highest communication rate of 1 Mbps. The photoelectric coupler has higher data transmission rate, higher time sequence precision and higher transient common mode rejection capability, and simultaneously solves the problems of unstable current transmission rate, nonlinear transmission, temperature, service life and the like in photoelectric coupling.
The wireless communication interface employs EC20 of the remote company. The module is packaged by MINIPIE, has compact size and ultrathin thickness, supports the downlink speed up to 3.6Mbps, is internally provided with a GPS and an A-GPS, has low static power consumption and wider use temperature range. It supports the GSM/GPRS/EDGE4 frequency: 850/900/1800/1900 MHZ and UMTS/HSDPA2 frequency: 900/2100 MHZ and has rich application interfaces (USIM interface, UART serial port, USB, audio, status indication). The module embeds LUA script, supports multi-thread programming, and embeds FTP/FTPS/HTTP/HTTPS/SMTP/POP3/DNS/TCP/IP protocol.
The above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a direct current fills electric pile on-line measuring equipment which characterized in that includes: the charging pile comprises a shell and a direct-current load, wherein a display interface, a controller, a wireless communication interface and a CAN communication interface are arranged on the shell, the controller is in communication connection with a remote server through the wireless communication interface, and information interaction is carried out with the charging pile through the CAN communication interface; after communication connection is established with the charging pile through the CAN communication interface, the controller performs information interaction with the charging pile, and sends a starting signal to the charging pile after the controller successfully holds the charging pile so as to detect the charging pile, wherein after detection is completed, the controller sends a detection result and corresponding detection content to the remote server through the wireless communication interface; and the display interface is used for displaying the detection result and the corresponding detection content.
2. The direct current charging pile online detection device of claim 1, further comprising: and if the handshake is unsuccessful, the controller also sends handshake process information to the remote server through the wireless communication interface.
3. The direct current charging pile online detection device of claim 1, wherein the data content sent by the controller to the remote server comprises a timestamp.
4. The direct current charging pile online detection device of claim 1, wherein the remote server performs data analysis processing based on the received data content to obtain corresponding diagnosis results and fault statistics results.
5. The direct current charging pile online detection device according to claim 1, wherein the controller is of a model STM32F 407.
6. The direct current charging pile online detection device of claim 1, wherein the model of the CAN communication interface is CTM8251K _ A _ T.
7. The direct current charging pile online detection device of claim 1, wherein the model of the wireless communication interface is EC 20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110002060.7A CN112644320A (en) | 2021-01-04 | 2021-01-04 | Direct current fills electric pile on-line measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110002060.7A CN112644320A (en) | 2021-01-04 | 2021-01-04 | Direct current fills electric pile on-line measuring equipment |
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| Publication Number | Publication Date |
|---|---|
| CN112644320A true CN112644320A (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110002060.7A Pending CN112644320A (en) | 2021-01-04 | 2021-01-04 | Direct current fills electric pile on-line measuring equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117360316A (en) * | 2023-09-08 | 2024-01-09 | 安徽能通新能源科技有限公司 | Charging pile online identification and vehicle pile monitoring device and control method thereof |
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| CN106864296A (en) * | 2017-03-28 | 2017-06-20 | 合肥亮天新能源科技有限公司 | A kind of remote control administrative system of charging pile |
| CN107238766A (en) * | 2017-04-19 | 2017-10-10 | 国网浙江省电力公司电动汽车服务分公司 | A kind of electric automobile charging pile portable detector and its method |
| CN107807290A (en) * | 2017-10-30 | 2018-03-16 | 国网浙江省电力公司电动汽车服务分公司 | Direct-current charging post detecting system and detection method |
| CN109116132A (en) * | 2018-06-15 | 2019-01-01 | 国网电动汽车服务有限公司 | A kind of charging equipment remote detecting system and its detection method |
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2021
- 2021-01-04 CN CN202110002060.7A patent/CN112644320A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106864296A (en) * | 2017-03-28 | 2017-06-20 | 合肥亮天新能源科技有限公司 | A kind of remote control administrative system of charging pile |
| CN107238766A (en) * | 2017-04-19 | 2017-10-10 | 国网浙江省电力公司电动汽车服务分公司 | A kind of electric automobile charging pile portable detector and its method |
| CN107807290A (en) * | 2017-10-30 | 2018-03-16 | 国网浙江省电力公司电动汽车服务分公司 | Direct-current charging post detecting system and detection method |
| CN109116132A (en) * | 2018-06-15 | 2019-01-01 | 国网电动汽车服务有限公司 | A kind of charging equipment remote detecting system and its detection method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117360316A (en) * | 2023-09-08 | 2024-01-09 | 安徽能通新能源科技有限公司 | Charging pile online identification and vehicle pile monitoring device and control method thereof |
| CN117360316B (en) * | 2023-09-08 | 2024-04-16 | 安徽能通新能源科技有限公司 | Charging pile online identification and vehicle pile monitoring device and control method thereof |
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Application publication date: 20210413 |
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