CN112406592B

CN112406592B - Device for researching electric automobile charging selection method and charging pile attraction factors

Info

Publication number: CN112406592B
Application number: CN202011250622.1A
Authority: CN
Inventors: 向往; 孙金灿; 文明; 杨洪明; 王云; 杨扬; 尹浩东; 许桂秋; 尹志鹏
Original assignee: Changsha University of Science and Technology
Current assignee: Changsha University of Science and Technology
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2022-04-05
Anticipated expiration: 2040-11-10
Also published as: CN112406592A

Abstract

The invention discloses a device for researching a charging selection method of an electric automobile and a charging pile attraction factor. In the invention, the output end of the main processor module is connected with the input end of the starting control module, the output end of the starting control module is connected with the input end of the charging selection module, the output end of the sensor module is connected with the input end of the main processor module, the power supply output end of the power supply module is connected with the input end of the main processor module, and the output end of the power supply module is connected with the input end of the starting control module; road conditions statistics module, parking stall statistics module and fill electric pile statistics module can cooperate the use, to the quantity of filling electric pile, fill near traffic road conditions of electric pile, the quantity that the parking stall was taken up is makeed statistics of, later the selection module that charges can carry out corresponding processing according to the information that the statistics obtained and calculate to help the user to select a comparatively suitable selection of filling electric pile, thereby improved the selection efficiency of filling electric pile.

Description

Device for researching electric automobile charging selection method and charging pile attraction factors

Technical Field

The invention belongs to the technical field of charging piles, and particularly relates to a device for researching a charging selection method of an electric automobile and a charging pile attraction factor.

Background

The charging pile has the function similar to an oiling machine in a gas station, can be fixed on the ground or on the wall, is installed in public buildings (public buildings, markets, public parking lots and the like) and residential district parking lots or charging stations, and can charge various types of electric vehicles 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. Fill electric pile and generally provide two kinds of charging methods of conventional charging and quick charge, people can use specific charging card to swipe the card and use on the human-computer interaction operation interface that fills electric pile and provide, carry out operations such as corresponding charging method, charging time, expense data printing, fill electric pile display screen and can show data such as the charge volume, expense, charging time. But common electric pile that fills lacks inside alarm system, is comparatively moist in the inside of filling electric pile, perhaps when the temperature is higher, can not report to the police to lack the security.

Disclosure of Invention

The invention aims to: in order to solve the problems, a device for researching a charging selection method of an electric vehicle and a charging pile attraction factor is provided. The technical scheme adopted by the invention is as follows: a device for researching a charging selection method of an electric automobile and a charging pile attraction factor comprises a main processor module, a starting control module, a data submission module, a WiFi communication module, a data receiving module, a safety verification module, a data sending module, a power supply module, a charging selection module, a sensor module, an alarm sending module, a record storage module, a road condition statistics module, a parking space statistics module and a charging pile statistics module, the output end of the main processor module is connected with the input end of the starting control module, the output end of the starting control module is connected with the input end of the charging selection module, the output end of the sensor module is connected with the input end of the main processor module, the power supply output end of the power supply module is connected with the input end of the main processor module, and the output end of the power supply module is connected with the input end of the starting control module; the output of total processor module is connected with the input of data submission module, the output of data submission module is connected with the input of wiFi communication module, the output of wiFi communication module is connected with the input of data acceptance module, the output of data acceptance module is connected with the input of safety verification module, the output of safety verification module is connected with the input of alarm sending module, the output of safety verification module is connected with the input of data sending module, the output of data sending module is connected with the input of record storage module. In a preferred embodiment, the charging selection module is fixedly installed inside the road condition statistics module, the parking space statistics module and the charging pile statistics module, the output end of the charging selection module is connected with the input end of the parking space statistics module, the output end of the charging selection module is connected with the input end of the road condition statistics module, and the output end of the charging selection module is connected with the input end of the charging pile statistics module. In a preferred embodiment, a temperature sensor and a humidity sensor are fixedly mounted inside the sensor module, and information output ends of the temperature sensor and the humidity sensor are connected with an information recording end inside the general processor module. In a preferred embodiment, the temperature sensor adopts a platinum resistor temperature measuring system, the working principle of the platinum resistor temperature measuring system is that a platinum resistor is used as a bridge for acquiring temperature, and then a signal is conditioned to output a temperature value, and the system generally comprises a signal acquisition part, a signal conditioning part, an A/D conversion part and a display part; the platinum resistance temperature sensor reflects an external temperature signal through the resistance of the platinum resistance temperature sensor, a weak voltage signal is collected through a proper driving circuit, the voltage signal at the millimeter voltage level is amplified to a voltage signal at the voltage level, and the voltage signal is displayed through A/D conversion. In a preferred embodiment, the humidity sensor inside the sensor module adopts an SIT11 sensor, and an SIT11 sensor integrates a humidity sensitive element and an amplifying circuit, analog/digital conversion and a serial interface on a circuit board. The electrode circuit made of precise micro-machine and the polymer added with different protective layers form the capacitance part of the sensor, and simultaneously, the anti-interference capability of the sensor is improved. The temperature and the humidity are integrated in one circuit unit, the dew point can be accurately measured, and the measurement error caused by the temperature gradient between elements is avoided. Most importantly, however, the sensitive elements, the amplifying circuit, the A/D conversion, the data memory and the bus interface are integrated on a chip with the square millimeter, so that the signal quality and the anti-interference capability are greatly improved. Advantages of the SIHT11 sensor. In a preferred embodiment, the amplifying circuit near the sensor inside the sensor module not only improves the signal strength, but also more importantly improves the long-term stability of the signal, the a/D conversion circuit can improve the anti-interference capability of the signal, and the checksum output by the chip itself provides a reliable guarantee for the accuracy of the signal; high integration, integrating the functions of temperature sensing, humidity sensing, signal conversion, A/D conversion, heater and the like into a chip; the two-line digital serial interfaces SCK and DATA are provided, the interfaces are simple, CRC transmission check is supported, and transmission reliability is high; the measurement accuracy is high, the J is simultaneously integrated with the temperature and humidity sensor, the humidity measurement value of temperature compensation and the high-quality dew point calculation function can be provided, the packaging size is ultra-small, and the low-power-consumption mode is automatically switched to after the measurement and the communication are finished. In a preferred embodiment, a receiving terminal is arranged outside the alarm sending module, and a human-family interaction module and a worker operation module are fixedly mounted outside the receiving terminal. In a preferred embodiment, the charging selection module is fixedly mounted on the outside of the charging pile statistics module, the parking space statistics module and the road condition statistics module, the charging selection module is fixedly mounted on the inside of the charging pile statistics module, and the input end of the intelligent computation module is connected with the charging pile statistics module, the road condition statistics module and the parking space statistics module. In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that: 1. according to the invention, the road condition counting module, the parking space counting module and the charging pile counting module can be used in a matched manner, the number of charging piles, the traffic road conditions near the charging piles and the number of occupied parking spaces are counted, and then the charging selection module can perform corresponding processing calculation according to the information obtained by counting, so that a user is helped to select a more appropriate charging pile, and the selection efficiency of the charging piles is improved. 2. According to the invention, the temperature and humidity sensor arranged in the sensor module is matched with the safety verification module and the alarm sending module, so that the interior of the charging pile can be monitored in time, and danger caused by overhigh temperature or overhigh humidity in the interior of the charging pile is avoided, and the safety of the charging pile is improved.

Description of the drawings fig. 1 is a block diagram of the system of the present invention; fig. 2 is a block diagram of a system of a charging selection module according to the present invention. The labels in the figure are: 1-a main processor module, 2-a starting control module, 3-a data submitting module, 4-a WiFi communication module, 5-a data receiving module, 6-a safety verification module, 7-a data sending module, 8-a power supply module, 9-a charging selection module, 10-a sensor module, 11-an alarm sending module, 12-a recording and storing module, 13-a road condition counting module, 14-a parking space counting module and 15-a charging pile counting module.

Detailed description of the drawings in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Referring to fig. 1-2, a device for researching a charging selection method of an electric vehicle and a charging pile attraction factor comprises a main processor module 1, a start control module 2, a data submission module 3, a WiFi communication module 4, a data receiving module 5, a security verification module 6, a data transmission module 7, a power supply module 8, a charging selection module 9, a sensor module 10, an alarm transmission module 11, a recording storage module 12, a road condition statistics module 13, a parking space statistics module 14 and a charging pile statistics module 15, wherein an output end of the main processor module 1 is connected with an input end of the start control module 2, an output end of the start control module 2 is connected with an input end of the charging selection module 9, the road condition statistics module 13, the parking space statistics module 14 and the charging pile statistics module 15 are fixedly installed inside the charging selection module 9, the output end of the charging selection module 9 is connected with the input end of the parking space statistics module 14, the charging pile statistics module 15, the parking space statistics module 14 and the road condition statistics module 13 are fixedly installed outside the charging selection module 9, the intelligent calculation module is fixedly installed inside the charging selection module 9, and the input end of the intelligent calculation module is connected with the output ends of the charging pile statistics module 15, the road condition statistics module 13 and the parking space statistics module 14; the output end of the charging selection module 9 is connected with the input end of the road condition statistics module 13, and the output end of the charging selection module 9 is connected with the input end of the charging pile statistics module 15; the output end of the sensor module 10 is connected with the input end of the main processor module 1, a temperature sensor is fixedly installed in the sensor module 10, the temperature sensor adopts a platinum resistor temperature measuring system, the working principle of the platinum resistor temperature measuring system is that a platinum resistor is used as a bridge for collecting temperature, and then a temperature value is output through signal conditioning, and the system generally comprises a signal collecting part, a signal conditioning part, an A/D conversion part and a display part; the platinum resistance temperature sensor reflects an external temperature signal through the resistance of the platinum resistance temperature sensor, a weak voltage signal is acquired through a proper driving circuit, the voltage signal at the millimeter level is amplified to a voltage signal at the volt level, and the voltage signal is finally displayed through A/D conversion; and a humidity sensor, wherein the humidity sensor in the sensor module 10 adopts an SIT11 sensor, and the SIT11 sensor integrates a humidity sensing element and an amplifying circuit, analog/digital conversion and a serial interface on a circuit board. The electrode circuit made of precise micro-machine and the polymer added with different protective layers form the capacitance part of the sensor, and simultaneously, the anti-interference capability of the sensor is improved. The temperature and the humidity are integrated in one circuit unit, the dew point can be accurately measured, and the measurement error caused by the temperature gradient between elements is avoided. Most importantly, however, the sensitive elements, the amplifying circuit, the A/D conversion, the data memory and the bus interface are integrated on a chip with the square millimeter, so that the signal quality and the anti-interference capability are greatly improved. Advantages of the SIHT11 sensor; the amplifying circuit near the sensor in the sensor module 10 not only improves the signal strength, but also more importantly improves the long-term stability of the signal, the A/D conversion circuit can improve the anti-interference capability of the signal, and the check sum output by the chip provides reliable guarantee for the accuracy of the signal; high integration, integrating the functions of temperature sensing, humidity sensing, signal conversion, A/D conversion, heater and the like into a chip; the two-line digital serial interfaces SCK and DATA are provided, the interfaces are simple, CRC transmission check is supported, and transmission reliability is high; the packaging size is 7.62mm multiplied by 5.08m multiplied by 2.5m, and the low power consumption mode is automatically switched to after the measurement and the communication are finished; the information output ends of the temperature sensor and the humidity sensor are connected with the information recording end inside the main processor module 1; the power supply output end of the power supply module 8 is connected with the input end of the main processor module 1, and the output end of the power supply module 8 is connected with the input end of the starting control module 2; the output end of the main processor module 1 is connected with the input end of the data submission module 3, the output end of the data submission module 3 is connected with the input end of the WiFi communication module 4, the output end of the WiFi communication module 4 is connected with the input end of the data receiving module 5, the output end of the data receiving module 5 is connected with the input end of the safety verification module 6, the output end of the safety verification module 6 is connected with the input end of the alarm sending module 11, a receiving terminal is arranged outside the alarm sending module 11, and a human-family interaction module and a worker operation module are fixedly installed outside the receiving terminal; the output end of the security verification module 6 is connected with the input end of the data transmission module 7, and the output end of the data transmission module 7 is connected with the input end of the record storage module 12. The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a device for studying electric automobile fills electric selection method and fills electric pile attraction factor, including total processor module (1), start control module (2), data submit module (3), wiFi communication module (4), data accept module (5), safety verification module (6), data transmission module (7), power module (8), the selection module that charges (9), sensor module (10), alarm transmission module (11), record storage module (12), road conditions statistics module (13), parking stall statistics module (14), fill electric pile statistics module (15), its characterized in that: the output end of the main processor module (1) is connected with the input end of the starting control module (2), the output end of the starting control module (2) is connected with the input end of the charging selection module (9), the output end of the sensor module (10) is connected with the input end of the main processor module (1), the power output end of the power supply module (8) is connected with the input end of the main processor module (1), and the output end of the power supply module (8) is connected with the input end of the starting control module (2); the output end of the main processor module (1) is connected with the input end of the data submission module (3), the output end of the data submission module (3) is connected with the input end of the WiFi communication module (4), the output end of the WiFi communication module (4) is connected with the input end of the data receiving module (5), the output end of the data receiving module (5) is connected with the input end of the security verification module (6), the output end of the security verification module (6) is connected with the input end of the alarm sending module (11), the output end of the security verification module (6) is connected with the input end of the data sending module (7), and the output end of the data sending module (7) is connected with the input end of the record storage module (12); the charging pile counting module (15), the parking space counting module (14) and the road condition counting module (13) are fixedly installed on the outer portion of the charging selection module (9), an intelligent calculation module is fixedly installed on the inner portion of the charging selection module (9), and the input end of the intelligent calculation module is connected with the output ends of the charging pile counting module (15), the road condition counting module (13) and the parking space counting module (14); a temperature sensor and a humidity sensor are fixedly arranged in the sensor module (10), and the information output ends of the temperature sensor and the humidity sensor are connected with the information recording end in the main processor module (1); the temperature sensor adopts a platinum resistor temperature measuring system, the working principle of the platinum resistor temperature measuring system is that a platinum resistor is adopted as a bridge for acquiring temperature, and then a signal conditioning is carried out to output a temperature value, and the system comprises a signal acquisition part, a signal conditioning part, an A/D conversion part and a display part; the platinum resistance temperature sensor reflects an external temperature signal through the resistance of the platinum resistance temperature sensor, a weak voltage signal is acquired through a proper driving circuit, the voltage signal at the millimeter level is amplified to a voltage signal at the volt level, and the voltage signal is finally displayed through A/D conversion; the humidity sensor in the sensor module (10) adopts an SIT11 sensor, the SIT11 sensor integrates a humidity sensitive element and an amplifying circuit on a circuit board through analog/digital conversion, a serial interface is integrated on the circuit board, an electrode circuit manufactured by a precise micro machine and polymers added with different protective layers form a capacitance part of the sensor, the anti-interference capability of the sensor is improved, the temperature and the humidity are integrated in a circuit unit, the dew point can be accurately measured, and the measurement error caused by the temperature gradient among the elements is avoided, however, the most important is to integrate the sensitive element, the amplifying circuit, A/D conversion, a data memory and a bus interface on a chip with the square millimeter, thereby greatly improving the signal quality and the anti-interference capability; the amplification circuit near the sensor in the sensor module (10) not only improves the signal strength, but also more importantly improves the long-term stability of the signal, the A/D conversion circuit can improve the anti-interference capability of the signal, and the check sum output by the chip provides reliable guarantee for the accuracy of the signal; high integration, integrating temperature sensing, humidity sensing, signal conversion, A/D conversion and heater functions into one chip; the two-wire digital serial interfaces SCK and DATA are provided, the interfaces are simple, CRC transmission check is supported, and transmission reliability is high.

2. The device for researching the charging selection method and the charging pile attraction factor of the electric automobile as claimed in claim 1, wherein: and a receiving terminal is arranged outside the alarm sending module (11), and a family interaction module and a worker operation module are fixedly arranged outside the receiving terminal.