CN107275922A - A kind of power-supply system based on solar panels driving semiconductor laser - Google Patents
A kind of power-supply system based on solar panels driving semiconductor laser Download PDFInfo
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- CN107275922A CN107275922A CN201710474166.0A CN201710474166A CN107275922A CN 107275922 A CN107275922 A CN 107275922A CN 201710474166 A CN201710474166 A CN 201710474166A CN 107275922 A CN107275922 A CN 107275922A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
- H01S5/042—Electrical excitation ; Circuits therefor
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
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- Optics & Photonics (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention belongs to semiconductor laser field, a kind of power-supply system based on solar panels driving semiconductor laser is disclosed, including：Single-crystalline-silicon solar-cell panel, for producing electric energy；Charge controller, for protecting battery not to be overcharged, overdischarge, Damage by Short Circuit；Battery, the electric energy for storing and discharging single-crystalline-silicon solar-cell panel generation；DC DC mu balanced circuits, the unstable direct current energy for single-crystalline-silicon solar-cell panel to be produced is converted to the stable DC electric energy of semiconductor laser, is connected between single-crystalline-silicon solar-cell panel, charge controller, battery, DC DC mu balanced circuits by wire.The present invention drives the power-supply system of semiconductor laser based on solar panels, overcome the single limitation dependent on alternating current in electric power system of existing laser, can be by the application extension of laser to space and the field locations without civil power, it is ensured that operating of the laser under various extreme cases.
Description
Technical field
The invention belongs to semiconductor laser field, relate generally to a kind of based on solar panels driving semiconductor laser
The power-supply system of device.
Background technology
In recent years, photoelectron technology has obtained development at full speed, therewith Aero-Space, military affairs, industry, medical treatment, communication,
The every field of the production and living such as scientific research, household electrical appliances, which is achieved, to be widely applied, particularly the continuous progress of photovoltaic power generation technology, is made
The efficiency that luminous energy is converted to electric energy is improved constantly, and is general powering electronic systems by solar panel, is become possibility.And
The development in an all-round way of laser technology so that laser is no longer the exclusive of physics laboratory, military affairs, communication, surgical operation, it is micro- plus
The fields such as work, chip manufacturing, scientific research, teaching, which are also achieved, to be widely applied, among all lasers, highly reliable, high stable
Electric power system be ensure laser normal work basis.General semiconductor laser is all arrived using electric main through exchange
The conversion of direct current, then it could be used in laser, due to needing electric main to carry out constant current processing so that the work model of laser
Enclose and be very restricted, particularly in space and open air, such as Gobi desert, desert, plateau, some bad environments of mountain area and nothing
People zone of action, does not have electric main, and the power supply of laser will seem particularly difficult, and the power supply can be broken through to electric main
Dependence, the application of expansion of laser light device.With the extensive use of solar-photovoltaic technology, solar energy as a kind of safety,
The new energy of pollution-free, zero waste gas discharge and sustainable development increasingly by social attention and steps into practical application.
In summary, the problem of prior art is present be：Current semiconductor laser is powered using electric main, due to
Electric main needs high pressure electrical power trans mission/distribution system to provide, and in the unmanned behaviour area such as plateau, mountain area, gobi, does not have electric main system
System, it is impossible to provide electric main for semiconductor laser, make the application of semiconductor laser be limited by environment.Prior art
Aspect is the problem of can solving to power to semiconductor laser using solar energy, but does not have the report for seeing pertinent literature also at present
Road.
The content of the invention
The problem of existing for prior art, based on solar panels semiconductor laser is driven the invention provides a kind of
Power-supply system.
The present invention is achieved in that a kind of power-supply system based on solar panels driving semiconductor laser, the base
The power-supply system for driving semiconductor laser in solar panels includes：
Single-crystalline-silicon solar-cell panel, for producing electric energy；
Charge controller, for protecting battery not to be overcharged, overdischarge, Damage by Short Circuit；
Battery, the electric energy for storing and discharging single-crystalline-silicon solar-cell panel generation；
DC-DC mu balanced circuits, the unstable direct current energy for single-crystalline-silicon solar-cell panel to be produced, which is converted to, partly leads
The stable DC electric energy of body laser.
Wherein by 1.5mm between single-crystalline-silicon solar-cell panel, charge controller, battery, DC-DC mu balanced circuits2's
Copper conductor is connected.
Further, the circuit of the charge controller includes：Charging control circuit, input protection circuit, output protection electricity
Road, LED indicating circuit, mode of operation are set and indicating circuit.Charging control circuit is filled by one chip microcomputer and battery
Pyroelectric monitor and control circuit composition, input protection circuit and output protection circuit are by voltage-regulator diode, Schottky barrier diodes
With Transient Voltage Suppressor composition, LED indicating circuit is made up of 3 LEDs and current-limiting resistance, and mode of operation indicating circuit is by one
Individual microswitch and 2 LED charactrons compositions, whole circuit design is on a printed circuit board (PCB), by printed circuit board (PCB)
The copper conductor in face completes the connection between each electronic component；By writing program to one chip microcomputer, complete to battery
The collection of electricity and charge control, and indicate photoelectricity charged state, battery by controlling the light on and off of LED and flicker frequency
State and load condition；Mode of operation can change one chip microcomputer inner parameter by pressing microswitch and be set
Put, and indicated by 2 LED numeral methods numerals or character.
Further, the circuit of synchronous rectification of the DC-DC mu balanced circuits includes：Input protection circuit, output protection circuit,
Output voltage and current regulating circuit, the detection of NTC overtemperatures and radiating circuit.Input protection circuit and output protection circuit are by voltage stabilizing
Diode, Schottky barrier diodes, Transient Voltage Suppressor composition, output voltage and current regulating circuit are with synchronous rectification electricity
Based on the topological structure of road, under the regulation of phase controlling chip, make opening, ending and switch change for output rectification FET
The opening of FET, cutoff synchronization are changed, synchronous rectification is completed, and passes through output voltage and adjusts potentiometer, output current and adjust
Potentiometer and output electric current measure resistance adjust the PWM waveform of phase controlling chip output, with controlling switch convert field-effect
Opening and ending for pipe, completes output voltage and electric current regulation；NTC overtemperatures are detected is pasted onto switch with radiating circuit by high-temp glue
On the fin for converting FET and output rectification FET, when heatsink temperature is raised, automatic control circuit control
Fan improves rotating speed fully to radiate；Whole circuit design passes through the copper above printed circuit board (PCB) on a printed circuit board (PCB)
Wire completes the connection between each electronic component.It is provided with another object of the present invention is to providing one kind and described is based on solar energy
The laser of the power-supply system of plate driving semiconductor laser, the single-crystalline-silicon solar-cell panel and halogen tungsten lamp array and fan
Connected by wire.
Halogen tungsten lamp array, for replacing sunshine to irradiate single-crystalline-silicon solar-cell panel；
Fan, for protecting single-crystalline-silicon solar-cell panel not cross cause thermal damage.
Further, the halogen tungsten lamp array is made up of the array of 3 rows 3 row 9 alternating current 220V/75W halogen tungsten lamp.
Another object of the present invention is to provide the electricity based on solar panels driving semiconductor laser described in a kind of connection
The semiconductor laser of source system, the single-crystalline-silicon solar-cell panel can provide light by halogen tungsten lamp array and radiator fan
Source.
Advantages of the present invention and good effect are：Single-crystalline-silicon solar-cell panel is used for energy source, and passes through electric energy
Storage and mu balanced circuit carry out transformation of electrical energy and powered for laser, allow laser in the environment without electric main, profit
With solar energy come work, so as to efficiently solve the territory restriction of laser application.
The invention discloses for being the solution powered of semiconductor laser using solar panel, and laser
Device both directly can irradiate solar panel by sunshine and power, and also can pass through halogen tungsten lamp in the not enough laboratory of illumination
Array replaces sunshine irradiation solar panel to power, and meets the demand of indoor photovoltaic generation research；Solar panel
The semiconductor laser D.C. regulated power supply of driving, overcomes existing laser single limit dependent on alternating current in electric power system
System, can be by the application extension of laser to space and the field locations without civil power, it is ensured that laser is in various extreme cases
Under operating.
Brief description of the drawings
Fig. 1 is the power system structure signal provided in an embodiment of the present invention based on solar panels driving semiconductor laser
Figure；
Fig. 2 is charging control circuit structural representation provided in an embodiment of the present invention；
Fig. 3 is that halogen tungsten lamp array provided in an embodiment of the present invention replaces sunshine irradiation solar panel driving semiconductor
Laser circuit system schematic；
Fig. 4 is DC-DC voltage regulator circuit structures schematic diagram provided in an embodiment of the present invention；
In figure：1st, single-crystalline-silicon solar-cell panel；2nd, charge controller；3rd, battery；4th, DC-DC mu balanced circuits；5th, half
Conductor laser；6th, halogen tungsten lamp array；7th, fan.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
The application principle of the present invention is explained in detail below in conjunction with the accompanying drawings.
As shown in figure 1, the power-supply system bag provided in an embodiment of the present invention based on solar panels driving semiconductor laser
Include：Single-crystalline-silicon solar-cell panel 1, charge controller 2, battery 3, DC-DC mu balanced circuits 4, semiconductor laser 5.
Single-crystalline-silicon solar-cell panel 1, for producing electric energy.
Charge controller 2, for protecting battery not to be overcharged, overdischarge, Damage by Short Circuit, extension battery use the longevity
Life.
Battery 3, the electric energy for storing and discharging the generation of single-crystalline-silicon solar-cell panel 1.
DC-DC mu balanced circuits 4, the unstable direct current energy for single-crystalline-silicon solar-cell panel 1 to be produced is converted to half
(all solid state Nd of conductor laser 5：YAG laser) needed for stable DC electric energy, and with excessively stream, overvoltage, it is under-voltage, it is short-circuit protect
Shield.
As shown in Fig. 2 the circuit of charge controller 2 includes：Charging control circuit, input protection circuit, output protection electricity
Road, LED indicating circuit, mode of operation indicating circuit.
As shown in figure 4, the circuit of synchronous rectification of DC-DC mu balanced circuits 4 includes：Input protection circuit, output protection circuit,
Output voltage and current regulating circuit, NTX overtemperatures detection circuit.
In an embodiment of the present invention：
Single-crystalline-silicon solar-cell panel 1 is the defeated single-crystalline-silicon solar-cell panels of 50W/18V, size 530*350*22mm,
Normal working voltage is 17.2V, and operating current is 1.16A, and open-circuit voltage is up to 22.2V, and short circuit current flow is 1.24A, conversion effect
Rate is 18%.
Charge controller 2 uses technical grade charge controlling chip, utilizes complete straight charging, floating charging, lifting charging, perseverance
Pressure four stage PWM (pulse width modulation) Charge Managements of charging complete the charging controller to battery；Charge controller 2 is wrapped
A button and 2 Digital sum pipes are included, charge controller 2 can be switched and be operated in pure charge mode, light-operated+time control pattern, pure light
Control pattern, system model, manual mode and test pattern, while three LEDs are designed with, for indicating charged state, electric power storage
Pond state of charge and output state；Charge controller 2 can be with automatic identification 12V or 24V battery, and inputting highest photovoltaic voltage is
41V, standby current is less than 10mA, for 12V batteries, and straight charging voltage is 14.4V, and float charge voltage is 13.8V, lifting charging electricity
Press as 14.6V, constant-voltage charge voltage is 14.2V, and charging current and load current are up to 5A；The input of charge controller 2 is incorporated to
42V voltage-regulator diodes, when photovoltaic fluctuation voltage exceedes 2 input threshold voltage of charge controller, protection control is without prejudice, defeated
Go out end and be designed with load loop current sampling circuit, monitoring and protection for loading overload and short circuit, input seal in Xiao 10A
Special based diode, output seals in 5A Schottky diodes, for reverse connecting protection；All it is designed with the input and output end of circuit
TVS circuit, to realize the electrostatic and carrying out surge protection function of circuit.
Battery 3 is the 10Ah/12V special colloid storage battery of solar energy, and battery charging voltage may not exceed 24V, put
Piezoelectric voltage can not be less than 8V, and short circuit can not occur for battery, continuously can be used 3 hours and output voltage during battery full capacity
It is not less than 8V.
DC-DC mu balanced circuits 4 use synchronous rectification, utilize the extremely low model FQP140N03L power of on state resistance
MOSFET is as rectifying device, in rectification, and phase holding of the grid voltage with being rectified voltage is synchronous, and in the absence of by Xiao Te
The dead zone voltage that base barrier voltage is caused, so as to reduce the rectifier loss of power output end, greatly improves rectification efficiency；With non-
Isolate synchronous rectification automatic lifting pressure characteristic, input voltage range is direct current 5V-30V, and maximum input current is up to 8A, static work
Make electric current for 4mA, output voltage is that 1.25V-28V is adjustable, output current is maximum up to 10A, output constant current scope 0.2-10A,
Typical conversion efficiency is 91%, under the conditions of 5V voltage outputs, and maximum output current meets semiconductor laser 5 most up to 8A
High-power 5V/4A/20W requirement；The input of circuit seals in 10A Schottky diodes to realize that input reverse-connection is protected, simultaneously
And be connected to 32V power voltage-regulator diodes to realize input overvoltage protection, output end design (calculated) load loop current sample circuit, profit
Load current is monitored with 0.1 ohm of accurate sampling resistor, to realize overcurrent protection and the short-circuit protection of load, while output end
10A Schottky diodes are sealed in, are protected with realizing that output counnter attack is filled, circuit is also devised with NTC overtemperature observation circuits, to realize electricity
Overheat protection function during the high-power output in road；Transient Voltage Suppressor electricity is all designed with the input and output end of circuit
Road, to realize the electrostatic and carrying out surge protection function of circuit.
The constant-current driving circuit board input voltage range of semiconductor laser 5 is：4.5V -5.5V, exports maximum in laser
Constant-current driving circuit board input current need to reach 4A during power.
Power-supply system specific installation method provided in an embodiment of the present invention based on solar panels driving semiconductor laser
Including：When sunshine is sufficient, single-crystalline-silicon solar-cell panel is fixed on solar cell grillage, is irradiated by sunshine
Cell panel generates electricity；When indoors, single-crystalline-silicon solar-cell panel is placed on immediately below halogen tungsten lamp array, is shone by halogen tungsten lamp
Penetrate single-crystalline-silicon solar-cell panel generating；Charge controller, battery, DC-DC mu balanced circuits and semiconductor laser constant current are driven
Dynamic circuit board is encapsulated in box jointly.
It is energy source for 50W/18V single-crystalline-silicon solar-cell panel to use nominal output values, and passes through charge control
Device is the special colloid storage battery charging of 10Ah/12V solar energy, then is converted to all solid state Nd by DC-DC mu balanced circuits：YAG swashs
5V power supplys required for light device constant-current driving circuit board, required electrical power is provided for LD pumping sources, only needs to open during work
Switch.
As shown in figure 3, the power-supply system bag provided in an embodiment of the present invention based on solar panels driving semiconductor laser
Include：Single-crystalline-silicon solar-cell panel 1, charge controller 2, battery 3, DC-DC mu balanced circuits 4, semiconductor laser 5, halogen tungsten
Lamp array row 6, fan 7.
Halogen tungsten lamp array 6, for replacing sunshine to irradiate single-crystalline-silicon solar-cell panel 1.
Fan 7, for protecting single-crystalline-silicon solar-cell panel 1 not cross cause thermal damage.
Single-crystalline-silicon solar-cell panel 1, for producing electric energy.
Charge controller 2, for protecting battery not to be overcharged, overdischarge, Damage by Short Circuit, extension battery use the longevity
Life.
Battery 3, the electric energy for storing and discharging the generation of single-crystalline-silicon solar-cell panel 1.
DC-DC mu balanced circuits 4, the unstable direct current energy for single-crystalline-silicon solar-cell panel 1 to be produced is converted to half
(all solid state Nd of conductor laser 5：YAG laser) needed for stable DC electric energy, and with excessively stream, overvoltage, it is under-voltage, it is short-circuit protect
Shield.
In an embodiment of the present invention：
Halogen tungsten lamp array 6, the array of 3 rows 3 row is made up of 9 alternating current 220V/75W halogen tungsten lamp.
Fan 7, hands over 220V/80W.
The application effect of the present invention is explained in detail with reference to experiment.
Experiment 1：
50W/18V solar panels are irradiated with sunshine, in sky and water Qinzhou District area 12 points to 4 illumination abundances in afternoon
When, peak power output is up to 35W, electric current 2.3A, voltage 15V.Under non-illuminated conditions, laser can be ensured by filling the battery of saturation
Device normal work 3 hours, laser power stabilization, functional during this period.
Experiment 2
It is that halogen tungsten lamp and fan are supplied under 220V electric mains, the array irradiation of 9 halogen tungsten lamps compositions be placed on lamp array row just
The 20W/18V solar panels of side, peak power output is up to 14W, electric current 1A, voltage 14V, to prevent solar panel
Overheat and damage, radiator fan is opened during experiment, wind speed is adjusted to maximum fully to radiate.Solar irradiation is replaced in halogen tungsten lamp
Penetrate under conditions of cell panel work, semiconductor laser can continuously work, and stable output power, functional, and can give
Battery charges.Under battery saturated conditions, halogen tungsten lamp is closed, battery can ensure that semiconductor laser normal work 3 is small
When, semiconductor laser power stability, functional during this period.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (6)
1. a kind of power-supply system based on solar panels driving semiconductor laser, it is characterised in that described to be based on solar panels
The power-supply system of driving semiconductor laser includes：
Single-crystalline-silicon solar-cell panel, for producing electric energy；
Charge controller, for protecting battery not to be overcharged, overdischarge, Damage by Short Circuit；
Battery, the electric energy for storing and discharging single-crystalline-silicon solar-cell panel generation；
DC-DC mu balanced circuits, the unstable direct current energy for single-crystalline-silicon solar-cell panel to be produced is converted to semiconductor and swashed
The stable DC electric energy of light device；
Connected between single-crystalline-silicon solar-cell panel, charge controller, battery, DC-DC mu balanced circuits by wire.
2. the power-supply system as claimed in claim 1 based on solar panels driving semiconductor laser, it is characterised in that described
The circuit of charge controller includes：Charging control circuit, input protection circuit, output protection circuit, LED indicating circuit, work
Pattern is set and indicating circuit；Charging control circuit is by one chip microcomputer and battery charging monitoring and control circuit group
Into input protection circuit and output protection circuit are by voltage-regulator diode, Schottky barrier diodes and Transient Voltage Suppressor group
Into LED indicating circuit is made up of 3 LEDs and current-limiting resistance, and mode of operation indicating circuit is by a microswitch and 2 LED
Charactron is constituted, and whole circuit design completes each electricity on a printed circuit board (PCB) by the copper conductor above printed circuit board (PCB)
Connection between subcomponent.
3. the power-supply system as claimed in claim 1 based on solar panels driving semiconductor laser, it is characterised in that described
The circuit of synchronous rectification of DC-DC mu balanced circuits includes：Input protection circuit, output protection circuit, output voltage and electric current regulation
Circuit, the detection of NTC overtemperatures and radiating circuit；
Input protection circuit and output protection circuit are by voltage-regulator diode, Schottky barrier diodes, Transient Voltage Suppressor group
Into, output voltage and current regulating circuit are based on circuit of synchronous rectification topological structure, under the regulation of phase controlling chip,
Make the opening of output rectification FET, end with the opening of switch change-over FET, cutoff synchronization, complete synchronous rectification,
And adjust potentiometer, output current regulation potentiometer and output electric current measure resistance to adjust phase controlling core by output voltage
The PWM waveform of piece output, opening and ending for FET is converted with controlling switch, completes output voltage and electric current regulation；NTC
Overtemperature is detected to be pasted onto on switch change-over FET and the fin for exporting rectification FET with radiating circuit by high-temp glue,
When heatsink temperature is raised, automatic control circuit control fan improves rotating speed fully to radiate；Whole circuit design is at one
On printed circuit board (PCB), the connection between each electronic component is completed by the copper conductor above printed circuit board (PCB).
4. a kind of laser for being provided with the power-supply system for driving semiconductor laser described in claim 1 based on solar panels,
Characterized in that, the single-crystalline-silicon solar-cell panel is connected with halogen tungsten lamp array and fan；
Halogen tungsten lamp array, for replacing sunshine to irradiate single-crystalline-silicon solar-cell panel；
Fan, for protecting single-crystalline-silicon solar-cell panel not cross cause thermal damage.
5. laser as claimed in claim 4, it is characterised in that the halogen tungsten lamp array by 9 alternating current 220V/75W halogen
Tungsten lamp constitutes the array of 3 rows 3 row.
6. a kind of connect the power supply based on solar panels driving semiconductor laser described in any one of claims 1 to 33
The semiconductor laser of system.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710474166.0A CN107275922A (en) | 2017-06-21 | 2017-06-21 | A kind of power-supply system based on solar panels driving semiconductor laser |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710474166.0A CN107275922A (en) | 2017-06-21 | 2017-06-21 | A kind of power-supply system based on solar panels driving semiconductor laser |
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| CN107275922A true CN107275922A (en) | 2017-10-20 |
Family
ID=60069080
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| CN201710474166.0A Pending CN107275922A (en) | 2017-06-21 | 2017-06-21 | A kind of power-supply system based on solar panels driving semiconductor laser |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114142586A (en) * | 2020-09-03 | 2022-03-04 | 上港集团物流有限公司兴宝仓储分公司 | Intelligent power distribution system for movable weighing device |
| CN114243436A (en) * | 2022-02-24 | 2022-03-25 | 武汉锐科光纤激光技术股份有限公司 | Linear constant-current driving source of fiber laser |
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| CN202260520U (en) * | 2011-09-16 | 2012-05-30 | 中华人民共和国广东海事局广州航标处 | Solar energy charge controller |
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| CN106532418A (en) * | 2016-12-13 | 2017-03-22 | 天水师范学院 | Low-threshold Nd:YAG laser device driven by solar cell panel |
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| CN202260520U (en) * | 2011-09-16 | 2012-05-30 | 中华人民共和国广东海事局广州航标处 | Solar energy charge controller |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114142586A (en) * | 2020-09-03 | 2022-03-04 | 上港集团物流有限公司兴宝仓储分公司 | Intelligent power distribution system for movable weighing device |
| CN114243436A (en) * | 2022-02-24 | 2022-03-25 | 武汉锐科光纤激光技术股份有限公司 | Linear constant-current driving source of fiber laser |
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Application publication date: 20171020 |
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