CN108321888A - A kind of mobile AC charging system based on NB-IOT technologies - Google Patents

A kind of mobile AC charging system based on NB-IOT technologies Download PDF

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Publication number
CN108321888A
CN108321888A CN201810129001.4A CN201810129001A CN108321888A CN 108321888 A CN108321888 A CN 108321888A CN 201810129001 A CN201810129001 A CN 201810129001A CN 108321888 A CN108321888 A CN 108321888A
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CN
China
Prior art keywords
iot
charging
electric energy
mobile
bus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810129001.4A
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Chinese (zh)
Inventor
崔强
柳砚
俞陆新
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Technical College of Mechanical and Electrical Engineering
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Anhui Technical College of Mechanical and Electrical Engineering
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Technical College of Mechanical and Electrical Engineering filed Critical Anhui Technical College of Mechanical and Electrical Engineering
Priority to CN201810129001.4A priority Critical patent/CN108321888A/en
Publication of CN108321888A publication Critical patent/CN108321888A/en
Pending legal-status Critical Current

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Classifications

    • H02J7/0027—
    • 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
    • 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
    • B60L53/50—Charging stations characterised by energy-storage or power-generation means
    • B60L53/51—Photovoltaic means
    • 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
    • B60L53/66—Data transfer between charging stations and vehicles
    • B60L53/665—Methods related to measuring, billing or payment
    • 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
    • B60L53/68—Off-site monitoring or control, e.g. remote control
    • H02J7/0021—
    • H02J7/0026—
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using 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
    • Y02T10/70—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The present invention provides a kind of mobile AC charging systems based on NB IOT technologies, are related to the AC charging application field of NB IOT technologies, include mainly：Microprocessor, NB IOT modules, CAN bus, power module, base device and electric energy conversion unit；NB IOT modules, the power module and the CAN bus is bi-directionally connected with microprocessor respectively；Electric energy conversion unit converts the solar into different supply voltages, and required work energy is provided for the different equipment of system；Base device can also be power drive by manually moving；The information of the information and Vehicular charger of charging is obtained by CAN bus, the information is uploaded to operating service center through NB IOT network technologies, operating service center real-time implementation supervises the information such as the voltage of charging voltage, electric current, power factor, temperature and on-vehicle battery, electric current, monomer battery voltage, monomer electric current.The charging system meets two electric vehicle chargings simultaneously, according to the position of electric vehicle to be charged, moves quickly by it and supplies electric energy in time to its charging.

Description

A kind of mobile AC charging system based on NB-IOT technologies
Technical field
The present invention relates to a kind of application field of AC charging technology more particularly to a kind of movements based on NB-IOT technologies The application of formula AC charging technology.
Background technology
Electric vehicle is exactly the automobile using electric energy as entirely or essentially power, at least a kind of power source as its name suggests For on-vehicle battery.Electric vehicle according to type of drive difference can be divided into pure electric automobile (Battery Electric Vehicle, BEV), hybrid vehicle (Hybrid Electric Vehicle, HEV) and fuel cell electric vehicle (Fuel Cell Electric Vehicle, FCEV) three classes.
The orthodox car using gasoline as power is compared, in terms of economizing on resources with environmental protection, there are many electric vehicles Advantage, such as polluted gas discharge capacity is few, high energy efficiency, low noise, low operating cost.People to the degree of recognition of electric vehicle by Year increases, it is desirable to which electric vehicle can replace traditional oil consumption automobile, not only facilitate trip but also energy conservation and environmental protection.With the depth of research Enter, core technology is captured, and the electric vehicle industry in China achieves quick development, electric bus, electric vehicle, electronic Bus has gone at express speed on highway.While electric vehicle fast development, auxiliary facility will also be got caught up in, and electric vehicle charging is set It is indispensable important component in ev industry chain to apply, and the present invention provides a kind of shiftings based on NB-IOT technologies Dynamic formula AC charging system, the system utilize the NB-IOT communication technologys, timely carry out electric energy supplement for electric vehicle, ensure continuous Navigate mileage, realizes the whole process of remote monitoring charging.
Invention content
The purpose of the present invention is to overcome the above shortcomings and to provide a kind of mobile AC Chargings based on NB-IOT technologies System, the system can be at any time moved to by electric vehicle to be charged, its charging be given, to charging process, Vehicular charger and vehicle The information for carrying battery management system is acquired in real time, and is remotely supervised to operating service center by NB-IOT technology transfers Control and service.
To achieve the above object, the present invention is achieved through the following technical solutions.
A kind of mobile AC charging system based on NB-IOT technologies, including：It is microprocessor, touch LCD screen, miniature Printer, voice prompt and card reader, it is characterised in that：Also packet NB-IOT modules, CAN bus, power module, electric energy conversion are single Member, base device and operating service center；Printer, voice prompt and the electric energy conversion unit is electric with microprocessor respectively Connection, the touch LCD screen, NB-IOT modules, CAN bus and power module are bi-directionally connected with microprocessor respectively.
Further, the power module is built-in with CAN bus, power module further include Surge Protector, breaker, after Electric appliance A, relay B, electric energy meter A, electric energy meter B, charging A rifles, charging B rifles.
Further, the luminous energy that solar panel receives is converted to+3.3V ,+12V by the electric energy conversion unit ,+ The direct current of 24V；+ 3.3V provides electric energy needed for work for microprocessor chip, and+12V provides work for relay A and relay B Electric energy needed for making ,+24V is touch LCD screen, electric energy meter A and electric energy meter B provide electric energy needed for work.
Further, the information of the power module acquired by microprocessor is done corresponding place by the NB-IOT modules The base stations NB-IOT are sent to after reason, the information of NB-IOT modules is converged in the base stations NB-IOT, through NB-IOT core nets and operating service Center to center communications.
Further, orderly installation settings microprocessor above the base device, touch LCD screen, mini-printer, Voice prompt, card reader, NB-IOT modules, CAN bus, power module and electric energy conversion unit；The base device can be with It is mobile manually, power drive can also be passed through.
Further, the touch LCD screen shows the voltage of charging, electric current, temperature, power factor, residual amount, remains The remaining charging time can manually input the parameter of charging by touch LCD screen.
Further, the AC charging system can by charging of swiping the card, wechat or Alipay can also be passed through pay the bill Furthermore charging can also download dedicated APP and carry out operation charging.
The beneficial effects of the invention are as follows：The present invention provides a kind of mobile AC Chargings based on NB-IOT technologies System, which by solar energy is microprocessor, touch LCD screen, relay A, relay B, electric energy meter A and electric energy meter B are provided Electric energy needed for work；The system can also be the electric vehicle of different places by power drive by manually movement Charging；The information that the information and Vehicular charger of charging are obtained by CAN bus uploads the information through NB-IOT network technologies To operating service center, operating service center real-time implementation is to charging voltage, electric current, power factor, temperature and on-vehicle battery The information such as voltage, electric current, monomer battery voltage, monomer electric current supervised；NB-IOT technologies are compared to other wireless transmission skills Art can realize more low rate, smaller bandwidth, bigger covering, more low-power consumption, more inexpensive data transmission, NB-IOT device standbies Time is long, NB-IOT equipment battery life at least improves 10 years than the common wireless device battery service life.
Description of the drawings
Fig. 1 is the AC charging System control structures block diagram of the present invention；
Fig. 2 is the power module structure block diagram of the present invention；
Fig. 3 is the NB-IOT network structure block diagrams of the present invention.
Specific implementation mode
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of mobile AC charging system based on NB-IOT technologies, including：Microprocessor Device, touch LCD screen, mini-printer, voice prompt and card reader also wrap NB-IOT modules, CAN bus, power module, electricity It can converting unit, base device and operating service center；Printer, voice prompt and the electric energy conversion unit respectively with it is micro- Processor is electrically connected, and the touch LCD screen, NB-IOT modules, CAN bus and power module are two-way with microprocessor respectively Connection.
Power module is built-in with CAN bus, and power module further includes Surge Protector, breaker, relay A, relay B, electric energy meter A, electric energy meter B, charging A rifles, charging B rifles；When voltage ripple of power network is larger, Surge Protector to charging circuit into Row protection, breaker can be good at being switched off or on charging circuit；The light that electric energy conversion unit receives solar panel + 3.3V, the direct current of+12V ,+24V can be converted to；+ 3.3V provides electric energy needed for work for microprocessor chip ,+12V be after Electric appliance A and relay B provide electric energy needed for work, and+24V is touch LCD screen, electric energy meter A and electric energy meter B are provided needed for work Electric energy；It is logical with microprocessor that the closure or disconnection of relay A and relay B are controlled by microprocessor, electric energy meter A and electric energy meter B Letter, the consumed electric energy of metering charging.
CAN bus is interconnected with the CAN bus built in power module, and CAN bus receives voltage, the electricity that power module transmits Stream, power factor, temperature, charge A rifles temperature, charge B rifles temperature, charge A rifles connection status, charge B rifles connection The working condition of state, the working condition of relay A and relay B, through microprocessor comprehensive analysis, calculation process, result It is shown on touch LCD screen；When electric vehicle charges, first determine whether out the charging electric vehicle access be charging A rifles or Charge B riflesIf access is charging A rifles, corresponding relay A, which is closed, connects charging circuit, and electric energy meter A starts to measure electricity Energy；If access is charging B rifles, corresponding relay B, which is closed, connects charging circuit, and electric energy meter B starts to measure electric energy；Simultaneously CAN bus is communicated with Vehicular charger, obtain electric vehicle on cell voltage, electric current, temperature, monomer battery voltage, Single battery electric current determines the voltage and current of charging according to the real-time battery parameter on electric vehicle.
NB-IOT modules acquire the information of the information and vehicle mounted battery management system of power module by microprocessor, adopting The information of collection is sent to the base stations NB-IOT after doing corresponding processing, and converge the information of NB-IOT modules acquisition for the base stations NB-IOT, warp NB-IOT core nets and operating service center to center communications, operating service center, which is realized, remotely believes charging process, the mechanical, electrical pond of vehicle mounted electric Breath carries out analyzing processing, and data are stored, and facilitates inquiry and output printing.
Microprocessor, touch LCD screen, mini-printer, voice prompt, card reader, NB-IOT modules, CAN bus, electricity Source module and electric energy conversion unit are mounted on base device in an orderly manner respectively, enough at an entirety with base device；Bottom Base device can by manually moving, can also by power drive, when electric automobile during traveling on the way needs to charge, only need to AC charging system sends out charging and names, AC charging system quick lock in the location of electric vehicle to be charged, near Nearest mobile AC charging system charges to it with most fast speed.
The voltage of touch LCD screen display charging, electric current, temperature, power factor, residual amount, remaining charging time, lead to The parameter of charging can be inputted by crossing touch LCD screen manually.AC charging system can be charged by cCredit card payment, can also be led to Furthermore Alipay or wechat payment charging can also be passed through by downloading dedicated APP by over-scanning Quick Response Code payment charging.It is miniature Printer can print charge information and charging expense, and voice prompt prompts user's correlation charge information, card reader in charging Be that user holds charging, can save in advance, when swipe the card charging when card reader read personal account information, advance deposit feelings in the card Condition.

Claims (7)

1. a kind of mobile AC charging system based on NB-IOT technologies, including：Microprocessor, miniature is beaten touch LCD screen Print machine, voice prompt, card reader, it is characterised in that：Also packet NB-IOT modules, CAN bus, power module, electric energy conversion unit, Base device and operating service center；Printer, voice prompt and the electric energy conversion unit is electrically connected with microprocessor respectively It connects, the touch LCD screen, NB-IOT modules, CAN bus and power module are bi-directionally connected with microprocessor respectively.
2. the mobile AC charging system according to claim 1 based on NB-IOT technologies, it is characterised in that：Described Power module is built-in with CAN bus, and power module further includes Surge Protector, breaker, relay A, relay B, electric energy meter A, electric energy meter B, charging A rifles, charging B rifles.
3. the mobile AC charging system according to claim 1 based on NB-IOT technologies, it is characterised in that：Described The luminous energy that solar panel receives is converted to+3.3V, the direct current of+12V ,+24V by electric energy conversion unit；+ 3.3V is micro- place It manages device chip and electric energy needed for work is provided ,+12V provides electric energy needed for work for relay A and relay B, and+24V is to touch liquid Crystalline substance screen, electric energy meter A and electric energy meter B provide electric energy needed for work.
4. the mobile AC charging system according to claim 1 based on NB-IOT technologies, it is characterised in that：Described The information of the power module acquired by microprocessor is sent to the base stations NB-IOT by NB-IOT modules after doing corresponding processing, The information of NB-IOT modules is converged in the base stations NB-IOT, through NB-IOT core nets and operating service center to center communications.
5. the mobile AC charging system according to claim 1 based on NB-IOT technologies, it is characterised in that：Described Orderly installation settings microprocessor, touch LCD screen, mini-printer, voice prompt, card reader, NB-IOT above base device Module, CAN bus, power module and electric energy conversion unit；The base device can move manually, can also pass through power Driving.
6. the mobile AC charging system according to claim 1 based on NB-IOT technologies, it is characterised in that：Described The voltage of touch LCD screen display charging, electric current, temperature, power factor, residual amount, remaining charging time, by touching liquid Crystalline substance screen can manually input the parameter of charging.
7. the mobile AC charging system based on NB-IOT technologies according to claim 1-6 any one, feature It is：
The AC charging system can be by cCredit card payment or wechat payment or Alipay payment or dedicated APP payments Any one mode.
CN201810129001.4A 2018-02-08 2018-02-08 A kind of mobile AC charging system based on NB-IOT technologies Pending CN108321888A (en)

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Application Number Priority Date Filing Date Title
CN201810129001.4A CN108321888A (en) 2018-02-08 2018-02-08 A kind of mobile AC charging system based on NB-IOT technologies

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Application Number Priority Date Filing Date Title
CN201810129001.4A CN108321888A (en) 2018-02-08 2018-02-08 A kind of mobile AC charging system based on NB-IOT technologies

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Publication Number Publication Date
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108790933A (en) * 2018-09-04 2018-11-13 安徽机电职业技术学院 A kind of DC charging system based on NB-IOT technologies
CN108909522A (en) * 2018-09-03 2018-11-30 安徽机电职业技术学院 A kind of mobile alternating current-direct current charging pile based on NB-IOT technology

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CN104953669A (en) * 2015-07-02 2015-09-30 苏州市邦成电子科技有限公司 Charging pile system for electric automobile
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CN107390569A (en) * 2017-06-13 2017-11-24 金卡智能集团股份有限公司 A kind of Internet of Things gas meter, flow meter communication system and method based on the NB IoT communication technologys
CN107454726A (en) * 2017-10-09 2017-12-08 江西百盈高新技术股份有限公司 A kind of wisdom controller for road lamp based on NB IoT
CN107662508A (en) * 2016-07-28 2018-02-06 青岛华烁高科新能源技术有限公司 A kind of charging method of integral type DC charging motor and electric automobile
CN208257436U (en) * 2018-02-08 2018-12-18 安徽机电职业技术学院 A kind of mobile AC charging system based on NB-IOT technology

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Publication number Priority date Publication date Assignee Title
CN104682418A (en) * 2013-11-28 2015-06-03 陕西银河网电科技有限公司 Photovoltaic power generation grid-connected system
CN104953669A (en) * 2015-07-02 2015-09-30 苏州市邦成电子科技有限公司 Charging pile system for electric automobile
CN106712150A (en) * 2015-11-17 2017-05-24 重庆瑞升康博电气有限公司 Electric vehicle alternating current intelligent charging pile
CN205725017U (en) * 2016-04-28 2016-11-23 青岛华烁高科新能源技术有限公司 A kind of charging equipment of electric automobile system
CN107662508A (en) * 2016-07-28 2018-02-06 青岛华烁高科新能源技术有限公司 A kind of charging method of integral type DC charging motor and electric automobile
CN107390569A (en) * 2017-06-13 2017-11-24 金卡智能集团股份有限公司 A kind of Internet of Things gas meter, flow meter communication system and method based on the NB IoT communication technologys
CN107454726A (en) * 2017-10-09 2017-12-08 江西百盈高新技术股份有限公司 A kind of wisdom controller for road lamp based on NB IoT
CN208257436U (en) * 2018-02-08 2018-12-18 安徽机电职业技术学院 A kind of mobile AC charging system based on NB-IOT technology

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108909522A (en) * 2018-09-03 2018-11-30 安徽机电职业技术学院 A kind of mobile alternating current-direct current charging pile based on NB-IOT technology
CN108790933A (en) * 2018-09-04 2018-11-13 安徽机电职业技术学院 A kind of DC charging system based on NB-IOT technologies

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