Electric vehicle intelligent charging terminal and management system based on wideband carrier

Abstract

The application relates to the technical field of intelligent charging of electric vehicles, and discloses an electric vehicle intelligent charging terminal and management system based on a wideband carrier, which comprises a terminal management unit, a parameter arrangement unit, a self-checking unit, a data feedback unit, a main station, a handheld device and a charging pile; the parameter arrangement unit comprises a correction module; the correction unit transmits a clock synchronization side and a time synchronization command of the main station or the handheld device to the terminal management unit; and the self-checking unit comprises a data analysis module and a prewarning module. The electric vehicle intelligent charging terminal and management system based on the wideband carrier adopts HPLC+HRF high-speed stable communication, HRF adopts a rate matching modulation mode matched with HPLC, a carrier wireless double-channel communication mode is adopted, the whole network adopts a form of one network, wireless carriers can be relayed to each other, the network system communication performance is optimal, and the communication problem can be effectively solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of intelligent charging of electric vehicles, in particular to an intelligent charging terminal and management system for electric vehicles based on a wideband carrier. BACKGROUND

[0002] As an energy supply device for electric vehicles, the charging pile of an electric vehicle is one aspect that consumers are most concerned about before purchasing an electric vehicle. The intelligent charging terminal is based on wideband carrier communication to improve the communication performance of the network system and the stability and security of the management of the charging pile.

[0003] In old neighborhoods and basement areas, communication signals are weak or non-existent, and it is difficult to provide stable communication support for high-frequency data transmission, transformer area file management, and state monitoring related to charging services. In addition, the existing charging system cannot efficiently identify, perceive, and manage the various charging piles and vehicles to be charged scattered in the charging station, and some charging piles may exhibit abnormal conditions that need to be replaced and repaired in a timely manner after long-term use. SUMMARY

[0004] (I) Technical problems solved

[0005] To overcome the deficiencies of the prior art, the present application provides an intelligent charging terminal and management system for electric vehicles based on a wideband carrier, which solves the problem of weak or non-existent communication signals in old neighborhoods and basement areas, which makes it difficult to provide stable communication support for high-frequency data transmission, transformer area file management, and state monitoring related to charging services. The charging system cannot efficiently identify, perceive, and manage the various charging piles and vehicles to be charged scattered in the charging station, and some charging piles may exhibit abnormal conditions that need to be replaced and repaired in a timely manner after long-term use.

[0006] (II) Technical solutions

[0007] To achieve the above purpose, the present application provides the following technical solutions: an intelligent charging management system for electric vehicles based on a wideband carrier, comprising a terminal management unit, a parameter arrangement unit, a self-checking unit, a data feedback unit, a master station, a handheld device, a charging pile, a platform, and a STA dual-mode communication unit. The parameter arrangement unit includes a correction module. The correction unit transmits the clock synchronization and time command of the master station or handheld device to the terminal management unit. The self-checking unit includes a data analysis module and a warning module. The data analysis module automatically checks the data transmitted by the charging pile to the data feedback unit. When the data threshold exceeds the threshold set in the data information analysis module, the data information analysis module starts the alarm to notify the warning module to alarm.

[0008] Preferably, the local maintenance unit, the reading unit, the module information, the breakpoint continuation unit and the remote communication unit are further included, the output ends of the local maintenance unit, the reading unit, the master station, the handheld device and the breakpoint continuation unit are connected with the input ends of the terminal management unit, the output ends of the charging pile and the master station are connected with the input ends of the data feedback unit, the output ends of the data feedback unit are connected with the input ends of the charging pile, the terminal management unit, the self-checking unit and the master station, the output ends of the master station and the handheld device are connected with the input ends of the parameter arrangement unit, the output end of the module information is connected with the input end of the reading unit, the remote communication unit and the breakpoint continuation unit are bidirectionally connected, the output ends of the breakpoint continuation unit and the platform are connected with the output end of the terminal management unit, and the output end of the STA dual-mode communication unit is connected with the input end of the charging pile.

[0009] Preferably, the self-checking unit further includes an input module two, a storage module and an output module two, the output end of the input module two is connected with the input end of the data analysis module, the output ends of the data analysis module are connected with the input ends of the early warning module and the storage module, and the output end of the early warning module is connected with the input end of the output module two.

[0010] Preferably, the parameter arrangement unit further includes an input module one, a parameter setting module, a query module and an output module one, the output ends of the input module one are connected with the input ends of the parameter setting module, the query module and the correction module, and the output ends of the parameter setting module, the query module and the correction module are connected with the input end of the output module one.

[0011] Preferably, the terminal management unit includes an input module three, a parameter adjustment module, a parameter call-out module, a call-measuring time synchronization module and an output module three, the output ends of the input module three are connected with the input ends of the parameter adjustment module, the parameter call-out module and the call-measuring time synchronization module, the output end of the parameter adjustment module is connected with the input end of the parameter call-out module, and the output ends of the parameter call-out module and the call-measuring time synchronization module are connected with the input end of the output module three.

[0012] Preferably, the output end of the query module is connected with the input end of the parameter call-out module, the output end of the parameter setting module is connected with the input end of the parameter adjustment module, and the output end of the correction module is connected with the input end of the call-measuring time synchronization module.

[0013] Preferably, the local maintenance unit includes a local maintenance interface module and a local user interface module, and the local maintenance unit and the local maintenance interface module cooperate simultaneously.

[0014] The wideband carrier-based electric vehicle intelligent charging terminal has the wideband carrier-based electric vehicle intelligent charging management system according to any one of the preceding aspects.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the wideband carrier-based electric vehicle intelligent charging terminal and management system have the following beneficial effects:

[0017] 1. The wideband carrier-based electric vehicle intelligent charging terminal and management system have high-speed stable communication through HPLC+HRF, HRF adopts a rate matching modulation mode with HPLC, the communication mode adopts a carrier wireless double-channel communication mode, the entire network adopts a form of one network, wireless carriers can be relayed to each other, the network system communication performance is optimal, and the communication problem can be effectively solved.

[0018] 2. The wideband carrier-based electric vehicle intelligent charging terminal and management system have a self-checking unit, the terminal can perform self-checking on the charging pile, and the device abnormality event record and alarm function are found, so that the device can be replaced and repaired in time.

[0019] 3. The wideband carrier-based electric vehicle intelligent charging terminal and management system can set and query terminal files, master station communication addresses, terminal configurations and configuration parameters, communication parameters and the like through a master station and a handheld device, are convenient to manage, the charging pile can accept the data forwarding command of the master station in real time, the charging pile service data is forwarded to the master station in real time, is convenient to control, and has high practicability. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 The figure is a principle block diagram of the wideband carrier-based electric vehicle intelligent charging management system of the application.

[0021] Fig. 2 The figure is a schematic diagram of a charging pile networking structure of the application.

[0022] Fig. 3 is a principle block diagram of a parameter arrangement unit system of the application.

[0023] Fig. 4 is a principle block diagram of a self-checking unit system of the application.

[0024] Fig. 5 is a principle block diagram of a terminal management unit system of the application.

[0025] Fig. 6 is a principle block diagram of a local maintenance unit system of the application.

[0026] In the figure: 101, terminal management unit; 1011, input module three; 1012, parameter adjustment module; 1013, parameter call-out module; 1014, call-measuring time module; 1015, output module three; 102, parameter arrangement unit; 1021, input module one; 1022, parameter setting module; 1023, query module; 1024, correction module; 1025, output module one; 103, self-checking unit; 1031, input module two; 1032, data analysis module; 1033, early warning module; 1034, storage module; 1035, output module two; 104, local maintenance unit; 1041, local maintenance interface module; 1042, local user interface module; 105, data feedback unit; 106, reading unit; 107, module information; 108, main station; 109, handheld device; 110, breakpoint continuation unit; 111, remote communication unit; 112, charging pile. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0028] Embodiment one:

[0029] Please refer to Figs. 1-2 , the intelligent charging management system for electric vehicles based on wideband carrier includes a terminal management unit 101, a parameter arrangement unit 102, a self-checking unit 103, a data feedback unit 105, a main station 108, a handheld device 109, a charging pile 112, a platform 113, and a STA dual-mode communication unit 114. The terminal management unit 101 is an intelligent fusion terminal. The platform 113 is a management platform, which includes a webpage background, a WeChat applet, and a database. It also includes a local maintenance unit 104, a reading unit 106, module information 107, a breakpoint continuation unit 110, a remote communication unit 111, and a charging pile 112. The charging pile 112 is embedded with a carrier module.

[0030] The outputs of the local maintenance unit 104, reading unit 106, master station 108, handheld device 109, and breakpoint resume unit 110 are all connected to the input of the terminal management unit 101. The outputs of the charging pile 112 and master station 108 are all connected to the input of the data feedback unit 105. The output of the data feedback unit 105 is connected to the inputs of the charging pile 112, terminal management unit 101, self-test unit 103, and master station 108. The outputs of the master station 108 and handheld device 109 are all connected to the input of the parameter processing unit 102. The output of the module information 107 is connected to the input of the reading unit 106, transmitting the read data to the terminal management unit 101. A bidirectional connection is established between the remote communication unit 111 and the breakpoint resume unit 110. The outputs of the terminal management unit 101 are all connected to the inputs of the master station 108, STA dual-mode communication unit 114, and handheld device 109. The connection between the terminal management unit 101 and the STA dual-mode communication unit 114 uses an HPLC+HRF dual-mode communication scheme. The HRF in the HPLC+HRF dual-mode communication scheme adopts a modulation method that matches the HPLC rate, and the communication method adopts a carrier wireless dual-channel communication method. The entire network adopts a single network form, and the wireless carriers can relay each other to optimize the network system communication performance. The output terminals of the breakpoint resume unit 110 and the platform 113 are connected to the output terminal of the terminal management unit 101. The connection between the platform 113 and the terminal management unit 101 adopts a 4G / 5G+ network communication scheme to synchronize the charging pile files of the station area to the terminal and perform software upgrades for the terminal management unit 101. The output terminal of the STA dual-mode communication unit 114 is connected to the input terminal of the charging pile 112, and the communication protocol synchronizes the charging pile address to the communication unit. The module interface follows the 1355-Single-Phase Smart Meter Type Specification-Appendix F.

[0031] Example 2:

[0032] Please see Figs. 1-6The intelligent charging management system for electric vehicles based on broadband carrier waves includes a terminal management unit 101. The terminal management unit 101 includes an input module 1011, a parameter adjustment module 1012, a parameter retrieval module 1013, a call-and-synchronization module 1014, and an output module 1015. The terminal management unit 101 is an intelligent fusion terminal. The output terminals of the input module 1011 are all connected to the input terminals of the parameter adjustment module 1012, the parameter retrieval module 1013, and the call-and-synchronization module 1014. The output terminal of the parameter adjustment module 1012 is connected to the input terminal of the parameter retrieval module 1013. The output terminals of the parameter retrieval module 1013 and the call time synchronization module 1014 are both connected to the input terminal of the output module 1015. The system includes a parameter processing unit 102, a self-test unit 103, a data feedback unit 105, a master station 108, a handheld device 109, a charging pile 112, a platform 113, and a STA dual-mode communication unit 114. The charging pile 112 has an embedded carrier module. The parameter retrieval module 1013 sends commands to the terminal management unit 101 to set files and configure parameters, communication parameters, etc. The platform 113 is a management platform that includes a web page backend, a WeChat mini-program, and a database.

[0033] The local maintenance unit 104 includes a local maintenance interface module 1041 and a local user interface module 1042, a reading unit 106, a module information 107, a breakpoint continuation unit 110, a remote communication unit 111 and a charging pile 112. The output ends of the local maintenance unit 104, the reading unit 106, the main station 108, the handheld device 109 and the breakpoint continuation unit 110 are connected with the input ends of the terminal management unit 101. The output ends of the charging pile 112 and the main station 108 are connected with the input ends of the data feedback unit 105. The output ends of the data feedback unit 105 are connected with the input ends of the charging pile 112, the terminal management unit 101, the self-checking unit 103 and the main station 108. The output ends of the main station 108 and the handheld device 109 are connected with the input ends of the parameter arrangement unit 102. The output ends of the terminal management unit 101 are connected with the input ends of the main station 108 and the handheld device 109. The output end of the module information 107 is connected with the input end of the reading unit 106, so as to transport the read data to the terminal management unit 101. The remote communication unit 111 and the breakpoint continuation unit 110 are bidirectionally connected. The output ends of the terminal management unit 101 are connected with the input ends of the main station 108, the STA dual-mode communication unit 114 and the handheld device 109. The connection between the terminal management unit 101 and the STA dual-mode communication unit 114 uses the HPLC+HRF dual-mode communication scheme. The output ends of the breakpoint continuation unit 110 and the platform 113 are connected with the output end of the terminal management unit 101. The connection between the platform 113 and the terminal management unit 101 uses the 4G / 5G+ network communication scheme. The platform 113 synchronizes the charging pile files in the table area to the terminal, upgrades the software of the terminal management unit 101, and connects the output end of the STA dual-mode communication unit 114 with the input end of the charging pile 112. The communication protocol synchronizes the charging pile address to the communication unit. The module interface follows the 1355-single-phase intelligent meter type specification-Appendix F part;

[0034] The parameter arrangement unit 102 comprises a correction module 1024, which transmits a clock calling side and a time synchronization command of the host station 108 or the handheld device 109 to the terminal management unit 101, and calibrates the time in the terminal management unit 101. The parameter arrangement unit 102 further comprises an input module one 1021, a parameter setting module 1022, a query module 1023 and an output module one 1025. The output end of the input module one 1021 is connected with the input ends of the parameter setting module 1022, the query module 1023 and the correction module 1024. The output ends of the parameter setting module 1022, the query module 1023 and the correction module 1024 are connected with the input end of the output module one 1025. A query command is input through the host station 108 or the handheld device 109. The query module 1023 outputs data to the parameter call-out module 1013. The parameter call-out module 1013 calls out and transmits the data to the host station 108 or the handheld device 109.

[0035] The self-check unit 103 comprises a data analysis module 1032 and a pre-warning module 1033. The data analysis module 1032 automatically performs self-checking and judging on the data transmitted by the charging pile 112 to the data feedback unit 105. When the data threshold exceeds the threshold set in the data information analysis module 1032, the data information analysis module 1032 starts the alarm to notify the pre-warning module 1033 to alarm. The self-check unit 103 further comprises an input module two 1031, a storage module 1034 and an output module two 1035. The output end of the input module two 1031 is connected with the input end of the data analysis module 1032. The output ends of the data analysis module 1032 are connected with the input ends of the pre-warning module 1033 and the storage module 1034. The output end of the pre-warning module 1033 is connected with the input end of the output module two 1035.

[0036] Working principle: First, a setting command is input through the host station 108 or the handheld device 109. The data is transmitted to the parameter call-out module 1013 through the parameter setting module 1022. The parameter call-out module 1013 transmits the command to the terminal management unit 101 to set the file and configure the parameters, the communication parameters, etc. A query command is input through the host station 108 or the handheld device 109. The query module 1023 outputs data to the parameter call-out module 1013. The parameter call-out module 1013 calls out and transmits the data to the host station 108 or the handheld device 109.

[0037] The host station 108 or the handheld device 109 transmits a clock calling side and a time synchronization command to the correction module 1024. The correction module 1024 transmits the data to the time synchronization module 1014 and the terminal management unit 101 to synchronize the time. The local maintenance unit 1041 and the local maintenance interface module 1042 simultaneously cooperate with each other.

[0038] The charging pile 112 delivers the service data to the data feedback unit 105 in real time, the data feedback unit 105 transmits the data to the master station 108, at the same time, the data feedback unit 105 delivers the data to the data analysis module 1032, the data analysis module 1032 judges the data, and when an abnormality is found, the data is delivered to the storage module 1034 for storage, and the alarm notification warning module 1033 is started to alarm, and the task command transmitted by the master station 108 is transmitted to the data feedback unit 105 and delivered to the charging pile 112;

[0039] The output end of the local maintenance unit 104 is connected with the input end of the terminal management unit 101, and the terminal management unit 101 parameter setting and software upgrade are performed through the local maintenance interface module 1041, when software upgrade is needed, the remote communication unit 111 delivers the data to the breakpoint continuation unit 110, the breakpoint continuation unit 110 delivers the data to the terminal management unit 101, and online software upgrade is realized through the remote communication channel. When the terminal management unit 101 is downloading the online software upgrade, the breakpoint continuation unit 110 can perform breakpoint continuation, the reading unit 106 reads the module information 107, and the read data is delivered to the terminal management unit 101.

[0040] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, no element discussed herein is required unless specifically recited in a claim.

[0041] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments change, modify, replace, and vary in many ways without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A wideband carrier based intelligent charging management system for electric vehicles, characterized in that: The terminal management unit (101), the parameter arrangement unit (102), the self-checking unit (103), the data feedback unit (105), the main station (108), the handheld device (109), the charging pile (112), the platform (113) and the STA dual-mode communication unit (114) are included. The parameter arrangement unit (102) includes a correction module (1024), and the parameter arrangement unit (102) transmits a clock polling and time synchronization command of the main station (108) or the handheld device (109) to the terminal management unit (101). The self-checking unit (103) includes a data analysis module (1032) and a warning module (1033), the data analysis module (1032) automatically performs self-checking on the data transmitted by the charging pile (112) to the data feedback unit (105), and when a data threshold exceeds a threshold set in the data analysis module (1032), the data analysis module (1032) starts the warning module (1033) to give an alarm. The local maintenance unit (104), the reading unit (106), the module information (107), the breakpoint resuming unit (110) and the remote communication unit (111) are connected to the input end of the terminal management unit (101), the output end of the charging pile (112) and the main station (108) are connected to the input end of the data feedback unit (105), the output end of the data feedback unit (105) is connected to the input end of the charging pile (112), the terminal management unit (101), the self-checking unit (103) and the main station (108), the output end of the main station (108) and the handheld device (109) is connected to the input end of the parameter arrangement unit (102), the output end of the module information (107) is connected to the input end of the reading unit (106), the remote communication unit (111) and the breakpoint resuming unit (110) are bidirectionally connected, the output end of the terminal management unit (101) is connected to the input end of the main station (108), the STA dual-mode communication unit (114) and the handheld device (109), the connection between the terminal management unit (101) and the STA dual-mode communication unit (114) uses an HPLC+HRF dual-mode communication scheme, the HPLC+HRF dual-mode communication scheme uses a rate matching modulation mode, a carrier wireless dual-channel communication mode, and wireless carriers can be relayed, the output end of the breakpoint resuming unit (110) and the platform (113) is connected to the input end of the terminal management unit (101), and the output end of the STA dual-mode communication unit (114) is connected to the input end of the charging pile (112). The parameter arrangement unit (102) further comprises an input module one (1021), a parameter setting module (1022), a query module (1023) and an output module one (1025), the output ends of the input module one (1021) are connected with the input ends of the parameter setting module (1022), the query module (1023) and the correction module (1024), the output ends of the parameter setting module (1022), the query module (1023) and the correction module (1024) are connected with the input ends of the output module one (1025); The terminal management unit (101) comprises an input module three (1011), a parameter adjustment module (1012), a parameter calling-out module (1013), a time measurement module (1014) and an output module three (1015), the output ends of the input module three (1011) are connected with the input ends of the parameter adjustment module (1012), the parameter calling-out module (1013) and the time measurement module (1014), the output end of the parameter adjustment module (1012) is connected with the input end of the parameter calling-out module (1013), the output ends of the parameter calling-out module (1013) and the time measurement module (1014) are connected with the input end of the output module three (1015).

2. The wideband carrier based electric vehicle intelligent charging management system according to claim 1, wherein: The self-checking unit (103) further comprises an input module two (1031), a storage module (1034) and an output module two (1035), the output end of the input module two (1031) is connected with the input end of the data analysis module (1032), the output ends of the data analysis module (1032) are connected with the input ends of the early warning module (1033) and the storage module (1034), the output end of the early warning module (1033) is connected with the input end of the output module two (1035).

3. The broadband carrier based electric vehicle intelligent charging management system of claim 1, wherein: The output end of the query module (1023) is connected with the input end of the parameter calling-out module (1013), the output end of the parameter setting module (1022) is connected with the input end of the parameter adjustment module (1012), the output end of the correction module (1024) is connected with the input end of the time measurement module (1014).

4. The broadband carrier based electric vehicle intelligent charging management system of claim 1, wherein: The local maintenance unit (104) comprises a local maintenance interface module (1041) and a local user interface module (1042), and the local maintenance interface module (1041) and the local user interface module (1042) cooperate with each other.

5. The intelligent charging terminal for electric vehicle based on wideband carrier, characterized in that: The electric vehicle intelligent charging terminal based on a wideband carrier has the electric vehicle intelligent charging management system based on a wideband carrier in any one of claims 1-4.

Images