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Self-focusing photovoltaic panel control device for electric sailing boat

A control device and self-alignment technology, which is applied to the starter of a single DC motor, photovoltaic module, photovoltaic power generation, etc., can solve the problems of insufficient sunlight collection, high cost, and motor damage, and achieve reduced circuit size and sensitivity The effect of high and low cost

Active Publication Date: 2021-06-25
FUJIAN UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] With the rapid and sustainable development of the global economy, the demand for world material transportation and import and export goods is increasing, and the demand for ships is also increasing. Coupled with the increase in people's leisure methods, driving small sailing boats has become a leisure activity for people. However, the power of ships is mainly gasoline and diesel, which seriously pollutes the air and the environment, and consumes excessive energy from the earth. Using solar energy, a renewable energy source, will greatly reduce pollution, resist the world energy crisis, and meet the trend of environmental requirements. However, Due to the dispersion of sunlight energy, the characteristics of the magnitude and direction of solar radiation energy periodically changing with time, the collection of sunlight by photovoltaic panels is insufficient, and the utilization of solar energy is not sufficient. At present, it is not difficult for photovoltaic panels to collect light in the market, but However, there are generally problems of low efficiency and high cost. In addition, the microcontroller will cause the motor to stall and burn the motor when the power is reset or the program runs incorrectly. Frequent and rapid rotation will also cause damage to the motor

Method used

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  • Self-focusing photovoltaic panel control device for electric sailing boat
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  • Self-focusing photovoltaic panel control device for electric sailing boat

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] Example 1: See figure 1 , a self-aligning photovoltaic panel control device for an electric sailboat, comprising a power supply module, a photoresistor module 1, a photoresistor module 2, a comparator, a button module, a microcontroller module, a logic circuit, a motor drive module, a motor, the The power supply module is used to supply power for the whole system, photoresistor module 1 and photoresistor module 2 are used for illuminance detection on four sides, the comparator is used for comparing the lighting degree of each photoresistor, the button module is used for switch selection, and the microcontroller module The controller U1 sends and receives signals and controls the circuit, the logic circuit is used to protect the motor, the motor drive circuit is used to control the forward and reverse movement of the motor, the power supply module is connected to the VCC terminal of the microcontroller module, the photoresistor module 1 and the photoresistor module 2. Co...

Embodiment 2

[0020] Embodiment 2: On the basis of Embodiment 1, please refer to figure 2 , photoresistor module 1 and photoresistor module 2 include photoresistors RG1-RG4, resistors R1-R6 and capacitors C1-C2, photoresistor RG1 is connected to photoresistor RG3, +12V voltage and resistor R5, and the other end of photoresistor RG1 passes through the resistor R1 is connected to resistor R2, capacitor C1 and the non-inverting terminal of operational amplifier A1, the other end of resistor R2 is connected to the ground terminal, photoresistor RG4, the other end of capacitor C1, capacitor C2 and resistor R6, and the other end of photoresistor RG3 through photoresistor RG2 Connect resistor R4, the other end of capacitor C2 and the non-inverting end of op amp A2 through resistor R3, the other end of resistor R4 is connected to the other end of photoresistor RG4, the inverting end of op amp A1 is connected to the inverting end of op amp A2, the resistor The other end of R5 and the other end of r...

Embodiment 3

[0021] Embodiment 3: On the basis of Embodiment 2, please refer to image 3, the logic circuit includes gate circuits M1-M2, the motor drive circuit includes drivers U2, capacitors C3-C13, resistors R11-R13, diodes D1-D6 and IGBT1-IGBT4, and one end of the gate circuit M1 is connected to resistor R10 , Terminal 4 of the gate circuit M2 and terminal PWM1 of the microcontroller U1, terminal 2 of the gate circuit M1 is connected to the resistor R9, terminal PWM2 of the microcontroller U1 and terminal 5 of the gate circuit M3, terminal 3 of the gate circuit M1 is connected to the gate circuit Terminal 3 of M2 and terminal 3 of gate circuit M3, the other terminal of resistor R9 is connected to the other terminal of resistor R10 and +5V voltage, terminal 6 of gate circuit M2 is connected to pin 12 of driver U2, terminal 7 of gate circuit M3 is connected to the driver The pin of U2, the pin 11 of the driver U2 is connected to +5V, the positive pole of the capacitor C5, the capacitor ...

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PUM

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Abstract

The invention discloses a self-focusing photovoltaic panel control device for an electric sailing boat. The device comprises a power module, a first photoresistor module, a second photoresistor module, a comparator, a key module, a microcontroller module, a logic circuit, a motor drive module, and a motor. The firstphotoresistor module and the secondphotoresistor module are used for illumination detection on all sides. The comparator is used for comparing the lighting degrees of the photoresistors, the key module is used for switching selection, the microcontroller module is used for transmitting and receiving signals through the microcontroller U1 and controlling the circuit, the logic circuit is used for protecting the motor, and the motor drive circuit is used for controlling the positive and negative rotation motion of the motor. According to the self-focusing photovoltaic panel control device for the electric sailing boat, through illuminance detection of the two groups of photoresistors, the sensitivity is high, self-focusing can be achieved without fixing the motor, the device is simple and convenient, the size of the circuit is reduced by adopting an integrated circuit, the cost is low, the power consumption is low, the motor is protected, and safety and reliability are achieved.

Description

technical field [0001] The invention relates to the technical field of photovoltaic panel control, in particular to a photovoltaic panel control device for self-alignment of electric sailboats. Background technique [0002] With the rapid and sustainable development of the global economy, the demand for world material transportation and import and export goods is increasing, and the demand for ships is also increasing. Coupled with the increase in people's leisure methods, driving small sailing boats has become a leisure activity for people. However, the power of ships is mainly gasoline and diesel, which seriously pollutes the air and the environment, and consumes excessive energy from the earth. Using solar energy, a renewable energy source, will greatly reduce pollution, resist the world energy crisis, and meet the trend of environmental requirements. However, Due to the dispersion of sunlight energy, the characteristics of the magnitude and direction of solar radiation e...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02S20/32H02S40/30H02P1/22
CPCH02S20/32H02S40/30H02P1/22Y02E10/50
Inventor 燕学博邱栋
Owner FUJIAN UNIV OF TECH