CN209344862U - A kind of compound boost type solar energy movable power supply - Google Patents

Abstract

A kind of compound boost type solar energy movable power supply involved by the utility model, including battery module, charging module, output module；The charging module includes solar panel and charging circuit；Battery module includes selecting poly-lithium battery to be composed by battery core；Because output module includes the booster circuit module for supplying notebook charging, the direct output module of reduction voltage circuit module and battery module for for charging the phone.When use, it is charged using the output interface in booster circuit module to laptop, it is charged using the output interface in reduction voltage circuit module to mobile phone digital, other digital products are carried out using the direct output module of battery module and are charged, so that forming the output interface of three tunnel different voltages, used so that different digital products charge.Again because charging module includes solar panel and charging circuit, extraneous solar energy is converted into electric energy using solar panel, the function of using for charging module charging.

Description

A kind of compound boost type solar energy movable power supply

[technical field]

The utility model relates to a kind of compound boost type solar energy movable power supplies in daily life field.

[background technique]

In short supply due to environmental pollution and the energy, environmentally protective energy exploitation and application and power-saving technology, which have become, works as this life Boundary's focus of attention.And solar energy is the resource be unableing to do without in our consumer's daily lifes, while being also in consumer's life The environmentally friendly green energy of most abundant most rationality.At the same time, multi-functional due to various digital products in the prior art The trend of change, so that the power supply that the existing digital product itself carries is unable to satisfy the needs of digital product itself, in order to full Then there is a kind of peripheral hardware charging equipment in the requirement of sufficient digital product power consumption, that is, usually described mobile power source.In number Product use process, although the existing mobile power source can satisfy digital product power consumption requirement, due to some numbers Code product can only receive 5V voltage, some numbers can only receive 12V voltage, some numbers can only receive 20V voltage, for example, filling The mobile power source of mobile phone does not charge to laptop computer, conversely, filling the mobile power source of laptop computer cannot charge the phone, so that respectively It is different from mobile power source institute's matching voltage value, cause existing mobile power source that cannot carry out charging purpose to different digital products.

[utility model content]

In view of this, the technical problem to be solved by the utility model is to provide one kind not merely with outdoor cleaning solar energy Charging, but also the compound boost type solar energy movable power supply that can be charged to different digital products.

Above-mentioned technical problem is solved thus, and the technical solution in the utility model uses a kind of compound boost type solar energy Mobile power source comprising battery module, the charging module and output module being connect respectively with battery module；The charging module packet It includes and provides the solar panel and charging circuit of power source charges for battery module；The battery module includes being selected by battery core Poly-lithium battery is composed；The output module includes the booster circuit module for supplying notebook charging, supplies mobile phone The direct output module of reduction voltage circuit module and battery module of charging；The booster circuit module includes boost control chip U2 is connected to the power supply circuit and current feedback circuit of boost control chip U2 input terminal, is connected to electronic feedback circuit On high-frequency inductor circuit, be connected to the input filter circuit of high-frequency inductor circuit input end, it is defeated to be connected to high-frequency inductor circuit The power switch tube power supply of outlet is connected to output filter circuit above power switch tube power supply, the power switch tube power supply Interconnected with boost control chip U2, the clock circuit being connected on boost control chip U2 is connected to boosting rectifier control core Voltage feedback circuit on piece U2；Described voltage feedback circuit one end is connect with output filter circuit output end, and Voltage Feedback The circuit other end and boost control chip U2 are connected with each other.

It further limits, the boost control chip U2 includes model TL494, the switching voltage of SG3525, UC384X Chip is controlled, the switching voltage control chip of the model TL494 is the PWMD control chip of a fixed frequency, oscillation Frequency is to be applied to single-end ortho-exciting double hose, semibridge system by external resistance and capacitance adjustment, and full-bridge type Switching Power Supply is set Meter；The switching voltage control chip of the model SG3525 is a function admirable, and versatile single-chip integration PWM controls core Piece, output driving form are push-and-pull output, have and stay defencive function；The switching voltage control chip of the model UC3843 is one The high performance fixed frequency current mode controller of money aims at the application of DC-DC DC converter and designs, and low pressure locking mouth is limited to Be when 8.5V it is logical, when 7.6V be it is disconnected, maximum output current may be up to 1A, can directly drive MOSFET, can be carried out accurate Duty ratio control；Chip also has input and reference under-voltage locking, automatic feedforward compensation, by all current limits, low operating current Feature；Maximum operation frequency is 500KHZ, and maximum duty cycle may be up to 96%.

It further limits, the boost control chip U2 includes reference comparator, is connected on reference comparator output end Parameter voltage stabilizator, the internal bias module being mounted on parameter voltage stabilizator, the pressure stabilizing comparator VREL being connect with parameter voltage stabilizator, It is connected to the latch pulse width modulator of pressure stabilizing comparator VREL output end, compared with the current detecting for latching pulse width modulator connection Device is connected to the error amplifier of current sense comparator negative input, is connected to the oscillation latched above pulse width modulator Device, the parallel resistance being connected on error amplifier electrode input end.

It further limits, the power switch tube power supply includes switch input terminal rectifier filter, whole with switch input terminal Flow the switch converters of filter connection, the output switching terminal rectifier filter connecting with switch converters output end, Yi Jifen Switch PWM control circuit not between switch converters and output switching terminal rectifier filter output end；The switch change-over Device is made of power switch tube and high frequency transformer, which opens the power for being set to power switch tube power source internal It closes pipe and realizes on or off effect, by converting direct-current power into alternating-current power, pass to rear class by high frequency transformer and power is opened Close pipe power supply core key part；The switch PWM control circuit is by reference power supply, oscillator, error amplifier, PWM ratio Compared with device form, the switch PWM control circuit generate pulse width pulse-modulated signal realize the power switch tube shutdown or Conducting, duty ratio are controlled by feed circuit.

It further limits, the solar battery includes battery case, the porous material of light anode being placed in inside battery case Material, dye molecule, electrolyte, preceding electrode, to electrode, perovskite nano particle, negative electrode, positive electrode；The dye molecule point For excitation state dye molecule and dye molecule；The negative electrode is placed in both ends inside perovskite nano particle, the positive electrode It is placed in perovskite nano particle upper surface, it is described that perovskite nano particle lower end surface, the excitation state dyestuff are placed in electrode Molecule and dye molecule be placed in perovskite nano particle and to the electrolyte between electrode inside.

The advantageous effects of the utility model: because the output module described in the technical scheme includes supply notebook The booster circuit module of charging, the direct output module of reduction voltage circuit module and battery module for for charging the phone.In use, It is charged using the output interface in the booster circuit module to laptop, utilizes the output interface in reduction voltage circuit module It charges to mobile phone digital, other digital products is carried out using the direct output module of battery module and are charged, so that forming three tunnels not With the output interface of voltage, used so that different digital products charge.Again because the charging module includes solar panel And charging circuit, extraneous solar energy is converted into electric energy using the solar panel, is used for charging module charging Function, therefore, the function of reaching the function using outdoor cleaning solar recharging and charge to different digital products.

With reference to the accompanying drawings and examples, the technical solution of the utility model is described in further detail.

[Detailed description of the invention]

Fig. 1 is the block diagram of compound boost type solar energy movable power supply in the utility model；

Fig. 2 is the schematic diagram of compound boost type solar energy movable power supply in the utility model；

Fig. 3 is the circuit diagram of charging circuit in the utility model；

Fig. 4 is the circuit diagram of booster circuit module in the utility model；

Fig. 5 is the circuit diagram of boost control chip U2 in the utility model；

Fig. 6 is the circuit diagram of power switch tube power supply in the utility model；

Fig. 7 is the block diagram of reduction voltage circuit module in the utility model；

Fig. 8 is the circuit diagram in the utility model inside reduction voltage circuit module；

Fig. 9 is the schematic diagram of solar panel in the utility model；

[specific embodiment]

In order to be clearer and more clear technical problem to be solved in the utility model, technical solution and beneficial effect, with Under in conjunction with the accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein Example is applied only to explain the utility model, is not used to limit the utility model.

It please refers to shown in Fig. 1 to Fig. 9, illustrates a kind of compound boost type solar energy movable power supply below with reference to embodiment, Including battery module, charging module, output module and output interface；The charging module and output module respectively with battery Module output end links together, what the output interface was connected with charging module, output module respectively.

The battery module is the solid electrolyte for the mixture that the electrolyte for having poly-lithium battery is polymer and salt It constitutes.The solid electrolyte is made of polymer lithium cell electric pond.The battery module includes selecting polymer by battery core Lithium battery is composed.

The charging module includes that the solar panel and charging circuit of power source charges are provided for battery module.It is described too Positive energy solar panel is made of single bright and beautiful silicon solar cell plate.The solar panel is the PWM using model CN3705 The battery charging management chip of buck or boost is constituted.The input voltage range of the charging management chip is 7.5V to 28V, is filled Electric current is up to 5A, and PWM switching frequency is 300KHZ, has packaging appearance small, and peripheral component is few and using simple The characteristics of.The charging management chip is suitble to the charging of lithium battery or ferric phosphate lithium cell.The charging management chip has tiny stream Stream, constant current and constant-voltage charge mode.The constant-voltage charge mode is by carrying out setting ratio to charging voltage by 1 resistance Partial pressure and constitute.The constant current charging mode is to prevent lesser resistance from setting by connecing one in the loop.It is described Trickle charge mode is charged using 15% electric current of constant-current charge.In the present embodiment, the solar panel is logical Absorption sunlight is crossed, solar radiation energy is converted into the device of electric energy, the device is mainly by extraneous solar absorption, storage And it is converted into electric energy, to supply the power supply of battery module.

The charging circuit includes charging chip U1, is connected to the capacitor C8 on charging chip U1 on pin 8, is connected to and fills Capacitor C7 on electrical chip U1 on pin 11 is connected to resistance R6, capacitor C9, capacitor C10 on charging chip U1 on pin 9, What capacitor C9 and capacitor C10 was connected in parallel with each other, the resistance R6 other end and the shared one end capacitor C9 and capacitor C10 are mutual Connection；It is connected to capacitor C1 and capacitor C2 on charging chip U1 on pin 15, what capacitor C1 and capacitor C2 were connected in parallel；Even The input end interface chip CN1 being connected on the shared connecting pin capacitor C1 and capacitor C2；It is connected on charging chip U1 on pin 1 Capacitor C3, be connected to the triode Q1 on charging chip U1 on pin 16, the diode D1 being connected on triode Q1, connection Inductance L1 on diode D2 output end, the diode D2 being connected between diode D1 and inductance L1；It is connected to inductance L1 Resistance R3 on output end, the capacitor C5 being connected in parallel with each other and the capacitor C4 being connected on resistance R3 output end, and connection The output end interface chip CN2 on one end is shared in capacitor C5 and capacitor C4；The capacitor C1 and capacitor C2 is the filter of input terminal Wave capacitor, the triode Q1 are made of P-channel field-effect transistor (PEFT) pipe.The triode Q1, diode D2 and inductance L1, capacitor C4 constitute a decompression charging circuit.It is able to achieve constant-voltage charge function, tiny stream respectively when charging in the charge circuit Current charge function and constant-current charging function.The battery and resistance R4, resistance R5 constitute circuit, partial pressure are generated, by resistance R5 The Voltage Feedback at both ends pressure feedback port at the pin 10 of charging chip U1, the charging chip U1 according to be fed back to come If voltage signal when selecting voltage value of the operating mode feedback voltage close to the setting inside charging chip, described fills Circuit will enter constant-voltage charge mode, i.e. completion constant-voltage charge function.In the charge state, pass through electronics if detected The cell voltage fed back is lower than when value is previously set of constant-voltage charge, illustrates that battery is in over-discharge state, in order to protect Battery is protected, trickle charge mode will be entered, charging circuit will be charged at this time with the current versus cell of very little.The constant current is filled Electric current when electricity is according to constant-current charge and the ratio for setting resistance determines.

The output module includes the booster circuit module for supplying notebook charging, the reduction voltage circuit for for charging the phone Module and the direct output module of battery module.The booster circuit module includes boost control chip U2, is connected to liter The power supply circuit and current feedback circuit of voltage-controlled coremaking piece U2 input terminal, the high-frequency electrical electrification being connected on electronic feedback circuit Road is connected to the input filter circuit of high-frequency inductor circuit input end, is connected to the power switch of high-frequency inductor circuit output end Pipe power supply is connected to output filter circuit above power switch tube power supply, the power switch tube power supply and boost control chip U2 is interconnected, the clock circuit being connected on boost control chip U2, and the voltage being connected on boost control chip U2 is anti- Current feed circuit；Described voltage feedback circuit one end is connect with output filter circuit output end, and the voltage feedback circuit other end and liter Voltage-controlled coremaking piece U2 is connected with each other.Alternating voltage enters from input filter circuit, high-frequency inductor circuit, power switch tube power supply, By the DC voltage obtained after the output filter circuit rectifying and wave-filtering of converter and output end, when input dc power buckling When change, in order to guarantee the stabilization of the DC voltage exported, the output voltage of the output end of output filter circuit is sampled, it will Sample back voltage signal feed back to boost control chip U2, by the loop processed inside boost control chip U2 it Afterwards, come adjust pulse output width, change the duty ratio of power switch tube, achieve the purpose that stable.

The boost control chip U2 includes model TL494, and the switching voltage of SG3525, UC384X control chip, institute The switching voltage control chip of the model TL494 stated is the pwm chip of a fixed frequency, and frequency of oscillation is to pass through outside Resistance and capacitance adjustment, be applied to single-end ortho-exciting double hose, semibridge system, the design of full-bridge type Switching Power Supply；The model The switching voltage control chip of SG3525 is a function admirable, versatile single-chip integration pwm chip, output driving Form be push-and-pull output, stay model UC3843 described in defencive function switching voltage control chip be a high performance solid Determine frequency current mode controller, aim at DC-DC DC converter application and design, low pressure lock mouth be limited to when 8.5V be It is logical, when 7.6V be it is disconnected, maximum output current may be up to 1A, can directly drive MOSFET, can be carried out accurate duty ratio control System；Chip also has the characteristics that input and reference under-voltage locking, automatic feedforward compensation, by all current limits, low operating current；It is maximum Working frequency is 500KHZ, and maximum duty cycle may be up to 96%.

The boost control chip U2 includes reference comparator, is connected to parameter voltage stabilizator on reference comparator output end, The internal bias module being mounted on parameter voltage stabilizator, the pressure stabilizing comparator VREL connecting with parameter voltage stabilizator, is connected to pressure stabilizing The latch pulse width modulator of comparator VREL output end, the current sense comparator connecting with latch pulse width modulator, is connected to The error amplifier of current sense comparator negative input is connected to the oscillator latched above pulse width modulator, is connected to Parallel resistance on error amplifier electrode input end.

The power switch tube power supply includes switch input terminal rectifier filter, is connect with switch input terminal rectifier filter Switch converters, the output switching terminal rectifier filter being connect with switch converters output end, and respectively with switch change-over Switch PWM control circuit between device and output switching terminal rectifier filter output end；The switch converters are opened by power Pipe and high frequency transformer composition are closed, which realizes conducting to the power switch tube for being set to power switch tube power source internal Or shutdown effect, by converting direct-current power into alternating-current power, rear class and power switch tube power supply core are passed to by high frequency transformer Critical component；The switch PWM control circuit is by reference power supply, oscillator, error amplifier, and PWM comparator composition, this is opened Close pwm control circuit and generate pulse width pulse-modulated signal and realize the shutdown or conducting of the power switch tube, duty ratio by Feed circuit control.

The reduction voltage circuit module includes input filter circuit, the decompression control chip U3 connecting with input filter circuit, The inductor filter circuit being connect with decompression control chip U3, the output filter circuit being connect with inductive circuit, buck power switch Pipe power supply；The output filter circuit output end and decompression control chip U3 are connected with each other；In use, the input filter circuit After input terminal input direct-current voltage, chip U3 is controlled by decompression, until inductor filter circuit, by converting and exporting filter DC voltage is obtained after wave circuit, when the voltage of input filter circuit output end changes, by decompression control chip U3 from The output end of output filter circuit is sampled, and sampled feedback signal is sent to decompression control chip U3, using decompression Circuit inside control chip U3 is opened come the power for realizing that adjusting pulse output width changes inside buck power control chip U3 Duty ratio inside pipe is closed, so that voltage stabilization.

The decompression control chip U3 is that the voltage stabilizing chip integrated by electric current output buck switching mode constitutes model LM2576T-5.0；The voltage stabilizing chip has been internally integrated the oscillator that a frequency is 52KHZ, supplies woth no need to external devices, The voltage stabilizing chip is internally integrated the voltage-stablizer of precision higher 1.23, provides for fed power supplies and more accurately refers to Power supply, the big 3A of maximum output current, two-stage overcurrent protection and overheating protection circuit built in the voltage stabilizing chip.The decompression electricity Road module is provided with reduction voltage circuit, which includes decompression control chip U3, is connected on decompression control one end chip U3 Capacitor C11, capacitor C12, the diode D2 and inductance L2 being connected to above decompression control chip U3, capacitor C13, described two Pole pipe D3 and inductance L2 is connected in parallel on decompression control chip U3, and the capacitor C13 is connected to the capacitor at the both ends capacitor C13 C14, and it is connected to the output interface chip end CN3 at the both ends capacitor C14.

The battery module input terminal is connected separately with solar panel, PFC module, the PFC module input terminal with Extraneous city's electrical connection, the battery module output end are connect with output module, and the output module output end is respectively set There are 20V/90W, the output interface of tri- kinds of different voltages electric currents of 12V/36W, 5V/10W, which is supplied respectively to mobile phone digital Product, portable digital product and other digital interface power supplies.In power supply process, it is connected separately on the output interface Temperature-control protector, the single-chip microcontroller connecting jointly with output module and temperature-control protector are equipped with LED display lamp on the single-chip microcontroller.

In use, the reduction voltage circuit module is connection when mobile phone digital product connect charging with the mobile power source The interface of mobile phone digital product carries out realization decompression, and the Current Voltage inside battery module is produced with mobile phone digital The Current Voltage of product cooperates, so as to the purpose to charge for mobile phone digital product.When portable digital product and the mobile power source connect When connecing charging, the booster circuit module is to connect the interface of portable digital product to carry out realization boost function, so that battery mould Current Voltage inside block can cooperate with the Current Voltage of portable digital product, so as to the mesh for the charging of portable digital product 's.Similarly, when connecting charging when other digital products with the mobile power source, the booster circuit module or reduction voltage circuit module The function that boost or depressurization is carried out for connected interface enables Current Voltage inside battery module and others digital The Current Voltage of product cooperates, to realize charging purpose.During recharging here, the temperature-control protector will to extraneous number The voltage and current of the interface of code product connection is sampled, described by the signal transduction of institute's sample rate current voltage to single-chip microcontroller Single-chip microcontroller is after processing, and by treated, consequential signal passes to Digital module, so that function is adjusted in output module.

In the present embodiment, the mobile power source can W use alternating current A C 100V to 240V, 50/60HZ charging, can also Using the solar recharging of environmental protection now, outdoor convenient vehicle power supply charging.The battery core uses battery in polymer, interior The processing of three and three strings is set, obtaining voltage rating is 12V capacity, the battery module of 6000M AH.The output interface mode Using a variety of output powers, as 5V/1A/2A can be supplied to mobile phone, MP3, MP4, the charging of tablet computer small-power electronic product Delivery outlet；The delivery outlet of 12 V/3ALED illumination, 20V/4.5A can be supplied to the charging of the high-power electronic products such as laptop Delivery outlet.Charge and discharge maximal efficiency is 90%.Charging circuit is using the more popular constant current of current lithium battery charging, constant-voltage charge Mode can utilize battery to greatest extent.And add overtemperature protector in temperature in circuit output circuit and charge circuit Power supply can be immediately turned off when excessively high, prevent accident.Add current foldback circuit in the major loop of circuit board, it can be defeated Electric current or breaking circuit effectively provides overcurrent protection to circuit when excessive charging current out.When battery brownout or When lower than 8.5 V of safe voltage, control system closes discharge circuit, protects battery itself not to be damaged, extends the use of battery Service life.

In the present embodiment, the solar battery includes battery case, and the light anode being placed in inside battery case is porous Material, dye molecule, electrolyte, preceding electrode, to electrode, negative electrode, positive electrode；The dye molecule is divided into excitation state dyestuff Molecule and dye molecule；The negative electrode is placed in both ends inside perovskite nano particle, and the positive electrode is placed in perovskite and receives Rice grain upper surface, it is described that perovskite nano particle lower end surface, the excitation state dye molecule and dyestuff point are placed in electrode Son be placed in perovskite nano particle and to the electrolyte between electrode inside；When excitation state dye molecule receives illumination, then After dye molecule in battery is excited, the electronics in dyestuff is transferred to conduction band by valence valence band, the electricity in dye molecule conduction band Son is transferred to the conduction band of porous material under the action of energy level difference, and then, injected electrons concentrates on rapidly the negative of conduction band glass External circuit is flowed out to above electrode；The reproducibility ion generation effect being now in the dye molecule and electrolyte of oxidation too, Dye molecule returns to ground state, and the electrolyte ion with after dye molecule generation effect is diffused into electrode, with the electronics to electrode In conjunction with a circulation is formed, electric current is as generated.Such photoelectric conversion is exactly to be converted solar energy into electrical energy with solar battery Process, reach cleanliness without any pollution, safety and environmental protection, and there is the characteristics of low in cost, abundant raw material effect.

In conclusion because the output module described in the technical scheme includes the booster circuit mould for supplying notebook charging Block, the direct output module of reduction voltage circuit module and battery module for for charging the phone.In use, utilizing the booster circuit Output interface in module charges to laptop, is charged using the output interface in reduction voltage circuit module to mobile phone digital, Other digital products are carried out using the direct output module of battery module and are charged, so that the output for forming three tunnel different voltages connects Mouthful, it is used so that different digital products charge.Again because the charging module includes solar panel and charging circuit, utilize Extraneous solar energy is converted into electric energy by the solar panel, so that therefore the function that charging module charging uses reaches benefit With the function of outdoor cleaning solar recharging and the function of charging to different digital products.

Above by reference to the preferred embodiment of Detailed description of the invention the utility model, not thereby limit to the right of the utility model Range.Those skilled in the art do not depart from made any modification, equivalent replacement in the scope of the utility model and essence and change Into should all be within the interest field of the utility model.

Claims (4)

1. a kind of compound boost type solar energy movable power supply comprising battery module, the charging mould being connect respectively with battery module Block and output module；The charging module includes that the solar panel and charging circuit of power source charges are provided for battery module； The battery module includes selecting poly-lithium battery to be composed by battery core；It is characterized by: the output module packet The booster circuit module of supply notebook charging is included, the reduction voltage circuit module and battery module for for charging the phone directly export Module；The booster circuit module includes boost control chip U2, is connected to the power supply of boost control chip U2 input terminal Circuit and current feedback circuit, the high-frequency inductor circuit being connected on electronic feedback circuit are connected to the input of high-frequency inductor circuit The input filter circuit at end is connected to the power switch tube power supply of high-frequency inductor circuit output end, is connected to power switch tube electricity Output filter circuit above source, the power switch tube power supply and boost control chip U2 are interconnected, are connected to boosting control Clock circuit on coremaking piece U2, the voltage feedback circuit being connected on boost control chip U2；The voltage feedback circuit one End is connect with output filter circuit output end, and the voltage feedback circuit other end and boost control chip U2 are connected with each other.

2. a kind of compound boost type solar energy movable power supply according to claim 1, it is characterised in that: the boosting rectifier control core Piece U2 includes reference comparator, is connected to parameter voltage stabilizator on reference comparator output end, is mounted on interior on parameter voltage stabilizator Portion's biasing module, the pressure stabilizing comparator VREL connecting with parameter voltage stabilizator, is connected to the latch of pressure stabilizing comparator VREL output end Pulse width modulator, the current sense comparator connecting with latch pulse width modulator are connected to the input of current sense comparator cathode The error amplifier at end is connected to the oscillator latched above pulse width modulator, is connected on error amplifier electrode input end Parallel resistance.

3. a kind of compound boost type solar energy movable power supply according to claim 1, it is characterised in that: the power switch tube Power supply includes switch input terminal rectifier filter, and the switch converters connecting with switch input terminal rectifier filter become with switch Parallel operation output end connection output switching terminal rectifier filter, and respectively with switch converters and output switching terminal rectifying and wave-filtering Switch PWM control circuit between device output end；The switch converters are made of power switch tube and high frequency transformer, should Dc-dc converter realizes on or off effect to the power switch tube for being set to power switch tube power source internal, and direct current is converted At alternating current, rear class and power switch tube power supply core key part are passed to by high frequency transformer；The switch PWM control Circuit processed is by reference power supply, oscillator, error amplifier, PWM comparator composition, which generates pulse Width-pulse modulated signal realizes the shutdown or conducting of the power switch tube, and duty ratio is controlled by feed circuit.

4. a kind of compound boost type solar energy movable power supply according to claim 1, it is characterised in that: the solar battery Including battery case, the light anode porous material being placed in inside battery case, dye molecule, electrolyte, preceding electrode, to electrode, Perovskite nano particle, negative electrode, positive electrode；The dye molecule is divided into excitation state dye molecule and dye molecule；It is described negative Electrode is placed in both ends inside perovskite nano particle, and the positive electrode is placed in perovskite nano particle upper surface, pair Electrode is placed in perovskite nano particle lower end surface, the excitation state dye molecule and dye molecule be placed in perovskite nano particle with Inside the electrolyte between electrode.