CN118214133A - Solar electricity supplementing system for automobile, automobile and electricity supplementing control method - Google Patents

Solar electricity supplementing system for automobile, automobile and electricity supplementing control method Download PDF

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Publication number
CN118214133A
CN118214133A CN202410215062.8A CN202410215062A CN118214133A CN 118214133 A CN118214133 A CN 118214133A CN 202410215062 A CN202410215062 A CN 202410215062A CN 118214133 A CN118214133 A CN 118214133A
Authority
CN
China
Prior art keywords
storage battery
generation device
electricity
power generation
vehicle
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
CN202410215062.8A
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Chinese (zh)
Inventor
胡海华
张景涛
王滨
韩经鲁
曹志博
李明超
付志强
张玉鲁
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Zhongtong Bus Holding Co Ltd
Original Assignee
Zhongtong Bus Holding Co Ltd
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 Zhongtong Bus Holding Co Ltd filed Critical Zhongtong Bus Holding Co Ltd
Priority to CN202410215062.8A priority Critical patent/CN118214133A/en
Publication of CN118214133A publication Critical patent/CN118214133A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00302—Overcharge protection
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
    • 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
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters

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

Abstract

The invention belongs to the technical field of automobile power supply, and provides an automobile solar power supply system, an automobile and a power supply control method, which comprise the following steps: the solar power generation device is connected with a storage battery of the vehicle; the solar power generation device is configured to: supplementing electricity to the storage battery; the controller is connected with the solar power generation device; the controller is used for monitoring the state of the vehicle generator, the electricity supplementing quantity and the electricity consumption quantity of the storage battery, and controlling the solar power generation device to supplement electricity for the storage battery when the vehicle placement time reaches a preset time; when the monitored electricity supplementing quantity is larger than the consumed electricity quantity, the solar power generation device is controlled to stop supplementing electricity to the storage battery, the storage battery is protected from being overcharged and damaged, and when the generator of the vehicle is monitored to meet the preset working state, the solar power generation device is controlled to stop supplementing electricity to the storage battery, and long-time working damage of the solar power generation device and overcharged damage of the storage battery are protected.

Description

Solar electricity supplementing system for automobile, automobile and electricity supplementing control method
Technical Field
The invention belongs to the technical field of automobile power supply, and particularly relates to an automobile solar power supply system, an automobile and a power supply control method.
Background
At present, the electronic components installed in the automobile are more, the power consumption problem of the electric components can not be completely eliminated at present, and smaller electric energy consumption still exists. Long-term placement can also result in a vehicle battery feed being unable to start.
The inventor finds that at present, most enterprises adopt methods for increasing the capacity of a storage battery or reducing the energy consumption of electric parts to relieve the feeding phenomenon, and no effective technical scheme can solve the problems. The scheme of supplementing electricity to the storage battery by adopting solar energy is adopted in part of schemes, but the storage battery is damaged due to the overcharge of the supplementing electricity, and the problem that the solar power generation device is damaged when working for a long time is solved, so that the solar power generation device is not suitable for the problems that the power supply of the storage battery cannot be started due to long-term placement of a vehicle and the like.
Disclosure of Invention
In order to solve the problems, the invention provides an automobile solar power supply system, an automobile and a power supply control method.
In order to achieve the above object, the present invention is realized by the following technical scheme:
In a first aspect, the present invention provides an automotive solar energy electricity-supplementing system, comprising:
The solar power generation device is connected with a storage battery of the vehicle; the solar power generation device is configured to: supplementing electricity to the storage battery;
The controller is connected with the solar power generation device; the controller is configured to: monitoring the state of a vehicle generator, the electricity supplementing quantity and the electricity consumption quantity of a storage battery, and controlling a solar power generation device to supplement electricity for the storage battery when the vehicle placement time reaches a preset time; and when the monitored electricity supplementing quantity is larger than the consumed electricity quantity, controlling the solar power generation device to stop supplementing electricity to the storage battery, and when the monitored generator of the vehicle meets a preset working state, controlling the solar power generation device to stop supplementing electricity to the storage battery.
Further, a unidirectional protection diode is arranged between the solar power generation device and the storage battery.
Further, a reverse protection safety is arranged between the solar power generation device and the unidirectional protection diode.
Further, a protection switch is arranged between the solar power generation device and the storage battery.
Further, the controller is connected with the whole vehicle electric appliance.
Further, the power consumption of the solar power generation device is equal to the product of the static placement current and the voltage of the whole vehicle; and the charging current of the solar power generation device is equal to the ratio of the power consumption of the solar power generation device to the charging voltage and the solar charging efficiency.
Further, in the starting process of the vehicle, when the generated power of the generator is monitored to be larger than the preset power supply power, the solar power generation device is controlled to stop supplying power to the storage battery; when the vehicle is not started, controlling the solar power generation device to stop supplementing electricity to the storage battery when the absolute value of the power supplied by the storage battery to the electric appliance of the whole vehicle is monitored to be larger than the preset power supplement power; when the vehicle is not started for a period of time exceeding a preset period of time, and when the absolute value of the power supplied by the storage battery to the electric appliance for the whole vehicle is monitored to be smaller than the preset power supply power, the solar power generation device is controlled to stop supplying power to the storage battery.
Further, when the vehicle placement time reaches the preset time, timing is performed by taking seconds as a unit, and meanwhile, the discharge power at the current moment is calculated according to the discharge current and the discharge voltage; calculating accumulated power consumption by an integration method according to the calculated discharge power and the calculated power consumption time, and controlling the solar power generation device to supplement power to the storage battery when the accumulated power consumption is greater than or equal to a preset value;
And calculating an accumulated charge amount by an integration method according to the charging power and the charging time, and controlling the solar power generation device to stop supplying electricity to the storage battery when the calculated charge amount is larger than a preset percentage of the accumulated power consumption.
In a second aspect, the present invention also provides a vehicle including an automotive solar energy power system, the automotive solar energy power system comprising:
The solar power generation device is connected with a storage battery of the vehicle; the solar power generation device is configured to: supplementing electricity to the storage battery;
The controller is connected with the solar power generation device; the controller is configured to: monitoring the state of a vehicle generator, the electricity supplementing quantity and the electricity consumption quantity of a storage battery, and controlling a solar power generation device to supplement electricity for the storage battery when the vehicle placement time reaches a preset time; and when the monitored electricity supplementing quantity is larger than the consumed electricity quantity, controlling the solar power generation device to stop supplementing electricity to the storage battery, and when the monitored generator of the vehicle meets a preset working state, controlling the solar power generation device to stop supplementing electricity to the storage battery.
In a third aspect, the present invention also provides an automobile power compensation control method, using the automobile solar power compensation system as described in the first aspect, comprising: the controller is configured to: monitoring the state of a vehicle generator, the electricity supplementing quantity and the electricity consumption quantity of a storage battery, and controlling a solar power generation device to supplement electricity for the storage battery when the vehicle placement time reaches a preset time; and when the monitored electricity supplementing quantity is larger than the consumed electricity quantity, controlling the solar power generation device to stop supplementing electricity to the storage battery, and when the monitored generator of the vehicle meets a preset working state, controlling the solar power generation device to stop supplementing electricity to the storage battery.
Compared with the prior art, the invention has the beneficial effects that:
The solar power generation device supplements electricity for the storage battery, and is provided with a controller for monitoring the state of the vehicle generator, the electricity supplementing quantity and the electricity consumption quantity of the storage battery, and controlling the solar power generation device to supplement electricity for the storage battery when the vehicle placement time reaches a preset time; when the monitored electricity supplementing quantity is larger than the consumed electricity quantity, the solar power generation device is controlled to stop supplementing electricity to the storage battery, the storage battery is protected from being overcharged and damaged, and when the generator of the vehicle is monitored to meet the preset working state, the solar power generation device is controlled to stop supplementing electricity to the storage battery, and long-time working damage of the solar power generation device and overcharged damage of the storage battery are protected.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments and are incorporated in and constitute a part of this specification, illustrate and explain the embodiments and together with the description serve to explain the embodiments.
FIG. 1 is a schematic diagram of the system connection of embodiment 1 of the present invention;
1, a solar power generation device; 2. reverse protection insurance; 3. a unidirectional protection diode; 4. a controller; 5. a protection switch; 6. a storage battery 6; 7. a generator; 8. safety of the generator; 9. electric appliances for the whole vehicle; 10. the vehicle insurance 10.
Detailed Description
The invention will be further described with reference to the drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
Example 1:
When the vehicle is placed for a long time, for example, the parking time exceeds the preset time, the feeding of the storage battery of the vehicle can not be started; at this time, if the solar power generation device and the like are adopted to supplement electricity to the storage battery, the phenomenon that the storage battery is overcharged and damaged occurs when the electricity supplement quantity is larger than the electricity consumption quantity; when the generator of the vehicle works, the generator can meet the charging requirement of the storage battery, at the moment, the storage battery is continuously charged by the solar power generation device, the phenomenon that the storage battery is damaged due to overcharging still occurs, and the solar power generation device continuously works for a long time, so that the service life of the solar power generation device is shortened to a certain extent.
In the scheme of supplying power to the storage battery by the solar power generation device, the problem that influences the service lives of the storage battery and the solar power generation device exists, the embodiment provides an automobile solar power supply system, comprising:
The solar power generation device is connected with a storage battery of the vehicle; the solar power generation device is configured to: supplementing electricity to the storage battery;
The controller is connected with the solar power generation device; the controller is configured to: monitoring the state of a vehicle generator, the electricity supplementing quantity and the electricity consumption quantity of a storage battery, and controlling a solar power generation device to supplement electricity for the storage battery when the vehicle placement time reaches a preset time; and when the monitored electricity supplementing quantity is larger than the consumed electricity quantity, controlling the solar power generation device to stop supplementing electricity to the storage battery, and when the monitored generator of the vehicle meets a preset working state, controlling the solar power generation device to stop supplementing electricity to the storage battery.
The embodiment solves the problem that after the traditional vehicle is placed for a long time, the power supply of the storage battery of the vehicle cannot be started because the electric parts consume electricity slowly. And calculating the electric energy consumed in the placing time, and supplementing the consumed electric energy for the storage battery by using the solar power generation device before feeding the vehicle, so that the vehicle is ensured to continue to normally run. And when the monitored electricity supplementing quantity is larger than the consumed electricity quantity, the solar power generation device is controlled to stop supplementing electricity to the storage battery, the storage battery is protected from being overcharged and damaged, and when the generator of the vehicle is monitored to meet the preset working state, the solar power generation device is controlled to stop supplementing electricity to the storage battery, and long-time working damage and storage battery overcharging damage of the solar power generation device are protected.
In this embodiment, a protection switch is disposed between the solar power generation device and the storage battery, and the protection switch is connected with the controller; and whether the solar power generation device is charged or not is realized by a simple mode that the controller controls the protective switch to be opened or closed. In some embodiments, optionally, a protection switch is disposed inside the controller, and the charging circuit may be cut off to protect the charging element and the battery after the battery is full.
In this embodiment, a unidirectional protection diode is disposed between the solar power generation device and the storage battery. And a reverse protection fuse is arranged between the solar power generation device and the unidirectional protection diode, and the reverse protection fuse is a current fuse or other safety components.
The unidirectional protection diode limits the current direction, protects the solar power generation device and cannot be damaged by reverse charging current of the engine; the arrangement of the reverse protection insurance secondarily protects the reverse protection insurance from being damaged by the large charging current of the engine. Specifically, the reverse protection insurance and the unidirectional protection diode are used for double-layer protection. When the protection switch cannot be disconnected due to adhesion or failure, the solar charging loop generates reverse electromotive force, and the unidirectional protection diode can firstly limit reverse current of the generator to flow to the low-power solar panel so as to play a role in first-layer protection; when the unidirectional protection diode is broken down, the reverse protection insurance can be immediately fused due to the reverse high current of the generator, so that a second layer of protection is achieved on the low-power solar panel, and the power supplementing system is reliably protected.
In some embodiments, as shown in fig. 1, an automotive solar energy power-supplementing system comprises a solar power generation device 1, a reverse protection safety device 2, a unidirectional protection diode 3, a controller 4, a protection switch 5, a storage battery 6, a generator 7, a generator safety device 8, an entire vehicle electrical appliance 9, an entire vehicle safety device 10 and the like.
Specifically, the solar power generation device 1 is connected with the storage battery 6 through a wire, and the like, and the reverse protection insurance 2, the unidirectional protection diode and the protection switch 5 are arranged on the wire; the generator 7 is connected with the storage battery 6 through a wire and the like, and a generator safety 8 is arranged on the wire; the whole car electric appliance 9 is connected with the storage battery 6 through a wire, and a whole car safety 10 is arranged on the wire. The controller 4 is connected with sensors and driving components in the solar power generation device 1, the protection switch 5, the generator 7, the storage battery 6 and the whole vehicle electric appliance 9, and the like, and the controller 4 can not only receive monitoring signals of all sensors, but also control working states of all driving components, so that monitoring and control of the solar power generation device 1, the protection switch 5, the generator 7, the storage battery 6 and the whole vehicle electric appliance 9 are realized.
In some embodiments, the solar power generation device 1 is optionally a low-power solar panel, and has the characteristics of low power, small volume, small appearance and no influence on the appearance.
And (3) calibrating the power consumption of the whole vehicle electric appliance 9, and optionally, calculating the discharge power W Put and put by means of a power analyzer by means of static placement current I Put and put and voltage V Put and put after the monitored whole vehicle is locked, armed and enters a dormant state, wherein W Put and put ＝V Put and put *I Put and put . Optionally, I Put and put is set to 0.02A; v Put and put is set to 12.5V; w Put and put was calculated to be 0.25W.
In some embodiments, optionally, according to the battery charging principle, the voltage V Tai (Chinese character) of the solar power generation device 1 is set to 13.8V; charging current is influenced by illuminance at different time periods according to the charging efficiency of the solar panel, the charging efficiency eta=0.7, the working time is calculated according to the power consumption of 24 hours on the same day, the calculation formula of the electrical parameters of the low-power solar panel is as follows:
W Put and put 24＝V Put and put *I Put and put *24
I Tai (Chinese character) 2＝W Put and put 24/V Tai (Chinese character) /η/2
Wherein W Put and put 24 is 24-hour power consumption; i Tai (Chinese character) 2 is 2 hours charging current; η is solar charging efficiency; v Tai (Chinese character) is optionally 13.8V.
Through calculation, the charging current of I Tai (Chinese character) 2 is 0.31A; the low-power solar panel voltage is 13.8V, the current is 0.31A, and the power is 4.27W.
Optionally, the vehicle charging state judging logic, calculating and controlling method of the controller 4 is as follows: during vehicle start-up, the generator 7 has a charging voltage of 13.8V and a charging current of 120A. The charging current is protected by the generator protector 8, and the controller 4 obtains a voltage value according to an internally arranged voltage sensor, obtains a current value and a current direction through an internally arranged current sensor, charges the battery to "+" and discharges the battery to "-", and can calculate real-time electric power and judge whether the battery is charged or discharged. +120A is the state of charge, 120A 13.8V= +1656W, the controller 4 logically determines according to the power +4.27W selected by the pre-implanted low-power solar panel: +1656W > +4.27W; the vehicle state is a start-up charge state.
The controller 4 turns off the protection switch 5 according to the start charging state control logic to protect the solar charging circuit from damage.
Optionally, the overall power consumption state judgment logic, calculation and control method of the controller 4 is as follows: the vehicle is not started, and the whole vehicle is in operation by the electric appliance 9. At this time, the battery 6 was discharging, the voltage of the battery 6 was 12.2V, and the discharge current was 50A. The discharging current is protected by the whole vehicle safety 10, the controller 4 obtains a voltage value according to an internal voltage sensor, obtains a current value and a current direction through an internal current sensor, charges to "+" and discharges to "-", and can calculate real-time electric power and judge whether the electric power is charging power or discharging power. -50A is the discharge state, -50A x 12.2v= -610W, the controller 4 logically determines, according to the power 4.27W selected by the pre-implanted low-power solar panel: l-610Wl > +4.27W; the vehicle state is the power consumption state of the whole vehicle. The controller 4 turns off the protection switch 5 at this time according to the control logic of the power consumption state of the whole vehicle, and protects the solar charging circuit from being damaged due to long-time operation.
Optionally, the power consumption state determining logic, calculating and controlling method for the controller 4 is as follows: the vehicle is not started, and the electric appliance 9 of the whole vehicle slowly consumes electric quantity. During long-term vehicle placement, the battery 6 voltage was 12.5V and the discharge current was 0.02A. The discharging current is protected by the whole vehicle safety 10, the controller 4 obtains a voltage value according to an internal voltage sensor, obtains a current value and a current direction through a current sensor, charges to "+" discharging to "-", and can calculate real-time electric power and judge whether the electric power is charging power or discharging power at the same time, -0.02A is in a discharging state, -0.02A is 12.5V= -0.25W, and the controller 4 carries out logic judgment according to the power 4.27W selected by the pre-implanted low-power solar panel: l-0.25Wl < +4.27W, and the vehicle state is a power consumption placing state. At this time, the protection switch is turned off to protect the solar charging circuit from damage.
Optionally, the power-up state judgment logic, calculation and control method of the controller 4 is as follows: the controller 4 counts time in seconds from the time when the power consumption state is determined to be set based on the power consumption state setting control logic. The controller 4 calculates the discharge power at the moment by simultaneously carrying out the discharge current and the discharge voltage; the controller 4 calculates the accumulated power consumption by integrating the discharge power and the power consumption time, and when the power consumption is greater than or equal to 6Wh, the controller 4 starts a 24-hour electronic clock and controls the protection switch 5 to 11:00 is closed, so that the low-power solar panel starts to work, the charging current is rated +0.31A, the charging voltage is rated 13.8V, and the charging current charges the storage battery 6 through the reverse protection insurance 2, the unidirectional protection diode 3 and the protection switch 5.
The controller 4 obtains a voltage value from an internal voltage sensor, obtains a current value and a current direction through a current sensor, charges "+" and discharges "-", and can calculate real-time electric power and judge whether the electric power is charging power or discharging power according to the real-time electric power. +0.31a is the state of charge, +0.31a is 13.8v= +4.27W, and the controller 4 performs logic judgment according to the power 4.27W selected by the pre-implanted low-power solar panel: 4.27w <610w <1656w. The vehicle state is the power-up state. The controller 4 starts from the time when the discharge and the charge state are judged according to the charge state control logic. The controller 4 calculates the discharge power at this time by using the charging current and the charging voltage. The controller 4 calculates the accumulated charge by integrating the charge power and the charge time, and when the accumulated charge is greater than 110% of the accumulated power consumption, the controller 4 controls the protection switch 5 to be turned off, and the controller 4 enters the next state judgment cycle.
In this embodiment, the reverse protection insurance 2 and the unidirectional protection diode 3 are used for double-layer protection. When the protection switch 5 cannot be disconnected due to adhesion or failure, the solar charging loop generates reverse electromotive force, and the unidirectional protection diode 3 can firstly limit the reverse current of the generator 7 to flow to the low-power solar panel, so as to play a role in first-layer protection; when the unidirectional protection diode 3 is broken down, the reverse protection insurance 2 can be immediately fused due to the reverse high current of the generator 7, so as to protect the low-power solar panel in a second layer and reliably protect the power supplementing system.
Example 2:
The embodiment provides a vehicle, including car solar energy power supply system, car solar energy power supply system includes:
The solar power generation device is connected with a storage battery of the vehicle; the solar power generation device is configured to: supplementing electricity to the storage battery;
The controller is connected with the solar power generation device; the controller is configured to: monitoring the state of a vehicle generator, the electricity supplementing quantity and the electricity consumption quantity of a storage battery, and controlling a solar power generation device to supplement electricity for the storage battery when the vehicle placement time reaches a preset time; and when the monitored electricity supplementing quantity is larger than the consumed electricity quantity, controlling the solar power generation device to stop supplementing electricity to the storage battery, and when the monitored generator of the vehicle meets a preset working state, controlling the solar power generation device to stop supplementing electricity to the storage battery.
Example 3:
The present embodiment provides an automobile power compensation control method using the automobile solar power compensation system as described in embodiment 1, including: the controller is configured to: monitoring the state of a vehicle generator, the electricity supplementing quantity and the electricity consumption quantity of a storage battery, and controlling a solar power generation device to supplement electricity for the storage battery when the vehicle placement time reaches a preset time; and when the monitored electricity supplementing quantity is larger than the consumed electricity quantity, controlling the solar power generation device to stop supplementing electricity to the storage battery, and when the monitored generator of the vehicle meets a preset working state, controlling the solar power generation device to stop supplementing electricity to the storage battery.
The above description is only a preferred embodiment of the present embodiment, and is not intended to limit the present embodiment, and various modifications and variations can be made to the present embodiment by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present embodiment should be included in the protection scope of the present embodiment.

Claims (10)

1. An automotive solar energy electricity supplementing system, comprising:
The solar power generation device is connected with a storage battery of the vehicle; the solar power generation device is configured to: supplementing electricity to the storage battery;
The controller is connected with the solar power generation device; the controller is configured to: monitoring the state of a vehicle generator, the electricity supplementing quantity and the electricity consumption quantity of a storage battery, and controlling a solar power generation device to supplement electricity for the storage battery when the vehicle placement time reaches a preset time; and when the monitored electricity supplementing quantity is larger than the consumed electricity quantity, controlling the solar power generation device to stop supplementing electricity to the storage battery, and when the monitored generator of the vehicle meets a preset working state, controlling the solar power generation device to stop supplementing electricity to the storage battery.
2. The solar energy power supply system of claim 1, wherein a unidirectional protection diode is disposed between the solar power generation device and the storage battery.
3. An automotive solar energy power supply system as claimed in claim 2 wherein a reverse protection safety is provided between the solar power generation device and the unidirectional protection diode.
4. An automotive solar energy power supply system as claimed in claim 1, wherein a protection switch is provided between the solar power generation device and the storage battery.
5. The solar energy power supply system of claim 1, wherein the controller is connected to the vehicle electrical equipment.
6. The solar energy power supply system of claim 1, wherein the power consumption of the solar power generation device is equal to the product of the static placement current and the voltage of the whole vehicle; and the charging current of the solar power generation device is equal to the ratio of the power consumption of the solar power generation device to the charging voltage and the solar charging efficiency.
7. The solar energy power supply system of claim 1, wherein the solar power generation device is controlled to stop supplying power to the storage battery when the generated power of the generator is monitored to be larger than the preset power supply power in the starting process of the vehicle; when the vehicle is not started, controlling the solar power generation device to stop supplementing electricity to the storage battery when the absolute value of the power supplied by the storage battery to the electric appliance of the whole vehicle is monitored to be larger than the preset power supplement power; when the vehicle is not started for a period of time exceeding a preset period of time, and when the absolute value of the power supplied by the storage battery to the electric appliance for the whole vehicle is monitored to be smaller than the preset power supply power, the solar power generation device is controlled to stop supplying power to the storage battery.
8. The solar energy power supply system for an automobile according to claim 1, wherein when the vehicle holding time reaches a preset time, the timing is performed in units of seconds, and the discharge power at the current time is calculated according to the discharge current and the discharge voltage; calculating accumulated power consumption by an integration method according to the calculated discharge power and the calculated power consumption time, and controlling the solar power generation device to supplement power to the storage battery when the accumulated power consumption is greater than or equal to a preset value;
And calculating an accumulated charge amount by an integration method according to the charging power and the charging time, and controlling the solar power generation device to stop supplying electricity to the storage battery when the calculated charge amount is larger than a preset percentage of the accumulated power consumption.
9. A vehicle comprising an automotive solar energy power system, the automotive solar energy power system comprising:
The solar power generation device is connected with a storage battery of the vehicle; the solar power generation device is configured to: supplementing electricity to the storage battery;
The controller is connected with the solar power generation device; the controller is configured to: monitoring the state of a vehicle generator, the electricity supplementing quantity and the electricity consumption quantity of a storage battery, and controlling a solar power generation device to supplement electricity for the storage battery when the vehicle placement time reaches a preset time; and when the monitored electricity supplementing quantity is larger than the consumed electricity quantity, controlling the solar power generation device to stop supplementing electricity to the storage battery, and when the monitored generator of the vehicle meets a preset working state, controlling the solar power generation device to stop supplementing electricity to the storage battery.
10. An automobile power compensation control method, characterized in that the automobile solar power compensation system as claimed in any one of claims 1-8 is used, comprising: the controller is configured to: monitoring the state of a vehicle generator, the electricity supplementing quantity and the electricity consumption quantity of a storage battery, and controlling a solar power generation device to supplement electricity for the storage battery when the vehicle placement time reaches a preset time; and when the monitored electricity supplementing quantity is larger than the consumed electricity quantity, controlling the solar power generation device to stop supplementing electricity to the storage battery, and when the monitored generator of the vehicle meets a preset working state, controlling the solar power generation device to stop supplementing electricity to the storage battery.
CN202410215062.8A 2024-02-27 2024-02-27 Solar electricity supplementing system for automobile, automobile and electricity supplementing control method Pending CN118214133A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410215062.8A CN118214133A (en) 2024-02-27 2024-02-27 Solar electricity supplementing system for automobile, automobile and electricity supplementing control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202410215062.8A CN118214133A (en) 2024-02-27 2024-02-27 Solar electricity supplementing system for automobile, automobile and electricity supplementing control method

Publications (1)

Publication Number Publication Date
CN118214133A true CN118214133A (en) 2024-06-18

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ID=91445380

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Application Number Title Priority Date Filing Date
CN202410215062.8A Pending CN118214133A (en) 2024-02-27 2024-02-27 Solar electricity supplementing system for automobile, automobile and electricity supplementing control method

Country Status (1)

Country Link
CN (1) CN118214133A (en)

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