阅读说明：本技术 一种光伏能源电动车 (Photovoltaic energy electric vehicle ) 是由 江艳 乔烁 于 2021-09-18 设计创作，主要内容包括：本发明公开了一种光伏能源电动车,属于电动车技术领域,包括光伏电池板、K1常闭开关、光伏控制器、储能蓄电池一、储能蓄电池二、K2双刀双掷开关、K3单刀双掷开关、电机和充电器输入接口,所述充电器输入接口包括外部电源充电接口和光伏电源充电接口,且所外部电源充电接口和光伏电源充电接口通过K3单刀双掷开关切换选择；本发明中,由外部电源充电接口和光伏电源充电接口通过K3单刀双掷开关切换选择,K2双刀双掷开关选择对储能蓄电池一或储能蓄电池二充电,对储能蓄电池一充电时由储能蓄电池二提供输出动力,对储能蓄电池二充电时由储能蓄电池一提供输出动力,以此实现电动车边行驶边利用太阳能充电,节能环保提高电动车续航里程。(The invention discloses a photovoltaic energy electric vehicle, which belongs to the technical field of electric vehicles and comprises a photovoltaic cell panel, a K1 normally closed switch, a photovoltaic controller, a first energy storage battery, a second energy storage battery, a K2 double-pole double-throw switch, a K3 single-pole double-throw switch, a motor and a charger input interface, wherein the charger input interface comprises an external power supply charging interface and a photovoltaic power supply charging interface, and the external power supply charging interface and the photovoltaic power supply charging interface are switched and selected through the K3 single-pole double-throw switch; according to the invention, the external power supply charging interface and the photovoltaic power supply charging interface are switched and selected through the K3 single-pole double-throw switch, the K2 double-pole double-throw switch selects to charge the energy storage battery I or the energy storage battery II, the energy storage battery II provides output power when the energy storage battery I is charged, and the energy storage battery I provides output power when the energy storage battery II is charged, so that the electric vehicle can utilize solar energy for charging while running, the energy is saved, the environment is protected, and the cruising mileage of the electric vehicle is improved.)

1. A photovoltaic energy electric vehicle comprises a photovoltaic cell panel (1), a K1 normally closed switch (2), a photovoltaic controller (3), a first energy storage battery (4), a second energy storage battery (5), a K2 double-pole double-throw switch (6), a motor drive controller (7), a display control screen (8), a K3 single-pole double-throw switch (9), a motor (10) and a charger input interface (11), and is characterized in that the charger input interface (11) comprises an external power supply charging interface and a photovoltaic power supply charging interface, and the external power supply charging interface and the photovoltaic power supply charging interface are switched and selected through the K3 single-pole double-throw switch (9);

the K2 double-pole double-throw switch (6) selectively charges the first energy storage battery (4) and the second energy storage battery (5);

and when the first energy storage battery (4) is charged, the second energy storage battery (5) provides output power, and when the second energy storage battery (5) is charged, the first energy storage battery (4) provides output power.

2. The photovoltaic energy electric vehicle as claimed in claim 1, characterized in that the photovoltaic panel (1) charges two first energy storage batteries (4) and one second energy storage battery (5) through a K1 normally closed switch (2) and a photovoltaic controller (3).

3. The photovoltaic energy electric vehicle as claimed in claim 2, characterized in that the K1 normally closed switch (2) is controlled by the photovoltaic controller (3), and the K1 normally closed switch (2) is opened when the first energy storage battery (4) and the second energy storage battery (5) are fully charged or other faults are detected.

4. The photovoltaic energy electric vehicle as claimed in claim 3, characterized in that the photovoltaic controller (3) is used for detecting the voltage and the input and output current of the first energy storage battery (4) and the second energy storage battery (5) and controlling the normally closed switch (2) of K1 to perform over-charge protection and over-discharge protection on the first energy storage battery (4) and the second energy storage battery (5).

5. The photovoltaic energy electric vehicle as claimed in claim 4, characterized in that the first energy storage battery (4) and the second energy storage battery (5) are selectively switched by a K2 double-pole double-throw switch (6), the second energy storage battery (5) is used for providing output power when the first energy storage battery (4) is charged, and the first energy storage battery (4) is used for providing output power when the second energy storage battery (5) is charged.

6. The photovoltaic energy electric vehicle as claimed in claim 5, characterized in that the K2 double-pole double-throw switch (6) is used for switching selection of the energy storage battery I (4) and the energy storage battery II (5).

7. The photovoltaic energy electric vehicle as claimed in claim 6, characterized in that the motor drive controller (7) controls the operation of the motor (10), the voltage monitoring of the first energy storage battery (4) and the second energy storage battery (5), and the display control screen (8) displays the operation state and energy display and the fault alarm.

8. The photovoltaic energy electric vehicle as claimed in claim 7, characterized in that the display control screen (8) displays the energy, the running state and the fault signal of the first energy storage battery (4) and the second energy storage battery (5) through direct communication with the motor drive controller (7).

9. The photovoltaic energy electric vehicle as claimed in claim 8, characterized in that the K3 single-pole double-throw switch (9) is used for selecting the input interface of the charger input interface (11).

10. The photovoltaic energy electric vehicle according to claim 9, characterized in that the electric motor (10) is controlled by a motor drive controller (7) to realize the operation of the electric vehicle.

Technical Field

The invention belongs to the technical field of electric vehicles, and particularly relates to a photovoltaic energy electric vehicle.

Background

Electric vehicles, namely electric drive vehicles, also known as electric drive vehicles, are classified into alternating current electric vehicles and direct current electric vehicles, and generally, electric vehicles convert electric energy into mechanical energy to move through components such as a controller and a motor by taking a battery as an energy source so as to control the current and change the speed.

The conventional power battery for the electric vehicle needs a charging device, cannot realize charging while driving, and more than 60% of electric quantity of our country depends on thermal power generation, so that charging by a power grid is not an ideal clean energy source, and the endurance mileage is limited by the capacity of the battery and the charging device, so that a novel photovoltaic energy electric vehicle is urgently needed to solve the problems.

Disclosure of Invention

The invention aims to: the photovoltaic energy electric vehicle is provided for solving the problems that the existing power battery for the electric vehicle needs charging equipment, can not realize charging while driving, and more than 60% of electricity in our country depends on thermal power generation, so that charging by a power grid is not ideal clean energy, and the endurance mileage is limited by the capacity of the battery and the charging equipment.

In order to achieve the purpose, the invention adopts the following technical scheme:

a photovoltaic energy electric vehicle comprises a photovoltaic cell panel, a K1 normally closed switch, a photovoltaic controller, a first energy storage battery, a second energy storage battery, a K2 double-pole double-throw switch, a motor driving controller, a display control screen, a K3 single-pole double-throw switch, a motor and a charger input interface, wherein the charger input interface comprises an external power supply charging interface and a photovoltaic power supply charging interface, and the external power supply charging interface and the photovoltaic power supply charging interface are switched and selected through the K3 single-pole double-throw switch;

the K2 double-pole double-throw switch selects to charge the first energy storage battery and the second energy storage battery;

and the first energy storage battery provides output power when being charged, and the second energy storage battery provides output power when being charged.

Preferably, the photovoltaic cell panel charges the two first energy storage batteries and the second energy storage battery through the K1 normally closed switch and the photovoltaic controller.

Preferably, the K1 normally closed switch is controlled by the photovoltaic controller, and the K1 normally closed switch is opened when the first energy storage battery and the second energy storage battery are fully charged or other faults are detected.

Preferably, the photovoltaic controller is used for detecting the voltages and the input and output currents of the first energy storage battery and the second energy storage battery, and controlling the K1 normally closed switch to perform overcharge protection and over-discharge protection on the first energy storage battery and the second energy storage battery.

Preferably, the first energy storage battery and the second energy storage battery are selectively switched through a K2 double-pole double-throw switch, the second energy storage battery is used for providing output power when the first energy storage battery is charged, and the first energy storage battery is used for providing output power when the second energy storage battery is charged.

Preferably, the K2 double-pole double-throw switch is used for switching and selecting the first energy storage battery and the second energy storage battery.

Preferably, the motor driving controller controls the motor to operate, monitors the voltage of the first energy storage battery and the second energy storage battery, and displays the operating state and the energy on the display control screen and gives a fault alarm.

Preferably, the display control screen displays the energy, the running state and the fault signal of the first energy storage battery and the second energy storage battery through direct communication with the motor drive controller.

Preferably, the K3 single-pole double-throw switch is used for selecting an input interface of a charger input interface.

Preferably, the motor is controlled by a motor drive controller to realize the operation of the electric vehicle.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the invention, the external power supply charging interface and the photovoltaic power supply charging interface are switched and selected through the K3 single-pole double-throw switch, the K2 double-pole double-throw switch selects to charge the energy storage battery I or the energy storage battery II, the energy storage battery II provides output power when the energy storage battery I is charged, and the energy storage battery I provides output power when the energy storage battery II is charged, so that the electric vehicle can utilize solar energy for charging while running, the energy is saved, the environment is protected, and the cruising mileage of the electric vehicle is improved.

2. The photovoltaic control system is provided with a photovoltaic cell panel for realizing conversion between light energy and electric energy, a K1 normally closed switch and a photovoltaic controller are used for charging a first energy storage battery and a second energy storage battery, a K1 normally closed switch is arranged and is controlled by the photovoltaic controller, when the first energy storage battery and the second energy storage battery are fully charged or other faults are detected, the K1 normally closed switch is switched off, overcharge and circuit damage of the first energy storage battery and the second energy storage battery are avoided, and the photovoltaic controller is used for detecting voltage, input current and output current of the first energy storage battery and the second energy storage battery and controlling the K1 normally closed switch to perform overcharge protection and over-discharge protection on charging of the first energy storage battery and the second energy storage battery.

3. According to the invention, the first energy storage battery and the second energy storage battery are arranged, the K2 double-pole double-throw switch is used for selecting and switching, the second energy storage battery is used for providing output power when the first energy storage battery is charged, the first energy storage battery is used for providing output power when the second energy storage battery is charged, the K2 double-pole double-throw switch is used for selecting and switching the first energy storage battery and the second energy storage battery, and the motor driving controller is used for controlling the operation of a motor, monitoring the voltage of the first energy storage battery and the second energy storage battery, displaying the operation state and energy on a display control screen and giving a fault alarm.

4. Through the display control screen that sets up, through with direct communication display power supply energy of motor drive controller, running state and trouble for select to charge or the photovoltaic energy charges external power source through the K3 single-pole double-throw switch that sets up, through the motor that sets up, the motor is by the operation that motor drive controller controlled realization electric vehicle.

Drawings

Fig. 1 is a schematic circuit structure diagram of a photovoltaic energy electric vehicle.

Illustration of the drawings:

1. a photovoltaic cell panel; 2. a K1 normally closed switch; 3. a photovoltaic controller; 4. a first energy storage battery; 5. a second energy storage battery; 6. a K2 double pole double throw switch; 7. a motor drive controller; 8. displaying a control screen; 9. k3 single pole double throw switch; 10. a motor; 11. a charger input interface.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution:

a photovoltaic energy electric vehicle comprises a photovoltaic cell panel 1, a K1 normally closed switch 2, a photovoltaic controller 3, an energy storage battery I4, an energy storage battery II 5, a K2 double-pole double-throw switch 6, a motor drive controller 7, a display control screen 8, a K3 single-pole double-throw switch 9, a motor 10 and a charger input interface 11, wherein the charger input interface 11 comprises an external power supply charging interface and a photovoltaic power supply charging interface, and the external power supply charging interface and the photovoltaic power supply charging interface are switched and selected through the K3 single-pole double-throw switch 9;

the K2 double-pole double-throw switch 6 selectively charges the first energy storage battery 4 and the second energy storage battery 5;

the output power is provided by the energy storage battery II 5 when the energy storage battery I4 is charged, and the output power is provided by the energy storage battery I4 when the energy storage battery II 5 is charged.

Further, the photovoltaic cell panel 1 charges two energy storage batteries I4 and one energy storage battery II 5 through the K1 normally closed switch 2 and the photovoltaic controller 3.

Further, the K1 normally closed switch 2 is controlled by the photovoltaic controller 3, and the K1 normally closed switch 2 is opened when the first energy storage battery 4 and the second energy storage battery 5 are fully charged or other faults are detected.

Further, the photovoltaic controller 3 is used for detecting the voltages and the input and output currents of the first energy storage battery 4 and the second energy storage battery 5, and controlling the K1 normally closed switch 2 to perform over-charge protection and over-discharge protection on the two first energy storage batteries 4 and the second energy storage battery 5.

Furthermore, the first energy storage battery 4 and the second energy storage battery 5 are selectively switched through the K2 double-pole double-throw switch 6, the second energy storage battery 5 provides output power when the first energy storage battery 4 is charged, and the first energy storage battery 4 provides output power when the second energy storage battery 5 is charged.

Further, a K2 double-pole double-throw switch 6 is used for switching and selecting the energy storage battery I4 and the energy storage battery II 5.

Further, the motor driving controller 7 controls the operation of the motor 10, the voltage monitoring of the first energy storage battery 4 and the second energy storage battery 5, and the display control screen 8 displays the operation state and energy display and the fault alarm.

Further, the display control screen 8 displays the energy, the operation state and the fault signal of the first energy storage battery 4 and the second energy storage battery 5 through direct communication with the motor drive controller 7.

Further, the K3 single-pole double-throw switch 9 is used to select the input interface of the charger input interface 11.

Further, the motor 10 is controlled by the motor drive controller 7 to realize the operation of the electric vehicle.

The working principle is as follows: the photovoltaic cell panel 1 is used for realizing conversion between light energy and electric energy, the energy storage battery I4 and the energy storage battery II 5 are charged through the K1 normally closed switch 2 and the photovoltaic controller 3, wherein the K1 normally closed switch 2 is controlled by the photovoltaic controller 3, the K1 normally closed switch 2 is switched off when the energy storage battery I4 and the energy storage battery II 5 are detected to be fully charged or other faults are detected, overcharge and circuit damage of the energy storage battery I4 and the energy storage battery II 5 are avoided, meanwhile, the photovoltaic controller 3 detects the voltage and input and output current of the energy storage battery I4 and the energy storage battery II 5, controls the K1 normally closed switch 2 to charge the energy storage battery I4 and the energy storage battery II 5 for overcharge protection and overdischarge protection, an external power supply charging interface and a photovoltaic power supply charging interface are switched and selected through the K3 single-pole double-throw switch 9, the K2 double-pole double-throw switch 6 selects to charge the energy storage battery I4 and the energy storage battery II 5, when the energy storage battery I4 is charged, the energy storage battery II 5 provides output power, and when the energy storage battery II 5 is charged, the energy storage battery I4 provides output power, so that the electric vehicle can utilize solar energy for charging while running, the energy is saved, the environment is protected, and the cruising mileage of the electric vehicle is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.