CN107172753A - A kind of solar LED intelligent illuminating system - Google Patents

A kind of solar LED intelligent illuminating system Download PDF

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Publication number
CN107172753A
CN107172753A CN201710481741.XA CN201710481741A CN107172753A CN 107172753 A CN107172753 A CN 107172753A CN 201710481741 A CN201710481741 A CN 201710481741A CN 107172753 A CN107172753 A CN 107172753A
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CN
China
Prior art keywords
resistance
circuit
led
energy
battery
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
CN201710481741.XA
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Chinese (zh)
Inventor
韦艳
张克俊
赵梅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhenjiang Fly Amperex Technology Ltd
Original Assignee
Zhenjiang Fly Amperex Technology 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 Zhenjiang Fly Amperex Technology Ltd filed Critical Zhenjiang Fly Amperex Technology Ltd
Priority to CN201710481741.XA priority Critical patent/CN107172753A/en
Publication of CN107172753A publication Critical patent/CN107172753A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light emitting diodes [LEDs]
    • H05B45/30Driver circuits
    • H05B45/37Converter circuits
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light emitting diodes [LEDs]
    • H05B45/10Controlling the intensity of the light
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light emitting diodes [LEDs]
    • H05B45/50Circuit arrangements for operating light emitting diodes [LEDs] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Abstract

The present invention discloses a kind of solar LED intelligent illuminating system; including solar panel, battery, photoelectric switching circuit, single chip machine controlling circuit, protection circuit, LED output driving circuits and LED energy-saving lighting lamps; the electric energy that the solar panel is produced by illumination is changed through photoelectric switching circuit; exported according to luminance detection circuit feedback signal by any branch road in two branch roads; wherein the electric energy of a branch road is sent into battery by protection circuit, and the energy is provided to LED energy-saving lighting lamps by LED output driving circuits by the battery;The electric energy of another branch road provides the energy by single chip machine controlling circuit and LED output driving circuits to LED energy-saving lighting lamps.By charge-discharge protection circuit in the system, complete monitoring is carried out to the charge and discharge process of battery, battery can be effectively protected, it is to avoid overcharged or the under-voltage service life for being caused damage to battery, improving illuminator.

Description

A kind of solar LED intelligent illuminating system
Technical field
The present invention relates to a kind of photovoltaic lighting system, specifically a kind of solar LED intelligent illuminating system belongs to too Positive energy lighting technical field.
Background technology
Solar energy is a kind of green regenerative energy sources, and this energy is inexhaustible, so exploitation solar energy money Source is imperative, in all applications of solar energy, and solar lighting is by the continuous concern of energy industry and illuminating industry, hair Exhibition prospect is irresistible.Although countries in the world are all in actively development solar lighting industry, illuminating product quality is uneven, Lifetime of system is generally relatively low, and system does not reach intelligentized requirement mostly using simple control.
The content of the invention
The technical problems to be solved by the invention are that the shortcoming existed for above prior art proposes a kind of solar energy LED intelligent illumination system, the system has accumulator super-charge, deep-discharge protection, makes battery obtain optkmal characteristics to select Appropriate charge and discharge mode is selected, to ensure the functional reliability of battery.
The present invention solve above technical problem technical scheme be:A kind of solar LED intelligent illuminating system is provided, including Solar panel, battery, photoelectric switching circuit, single chip machine controlling circuit, protection circuit, LED output driving circuits and LED energy-saving lighting lamps, the electric energy that the solar panel is produced by illumination is changed through photoelectric switching circuit, is detected according to brightness Circuit feedback signal is exported by any branch road in two branch roads, wherein the electric energy of a branch road sends into battery by protection circuit In, the energy is provided to LED energy-saving lighting lamps by LED output driving circuits by the battery, the protection circuit is by described Single chip machine controlling circuit is controlled, and the single chip machine controlling circuit provides the energy by the battery;The electric energy of another branch road passes through Single chip machine controlling circuit and LED output driving circuits provide the energy to LED energy-saving lighting lamps.
The technical scheme that further limits of the present invention is:Foregoing solar LED intelligent illuminating system, the single-chip microcomputer control The main control chip of circuit processed uses AT89C2051 controllers.
Foregoing solar LED intelligent illuminating system, the protection circuit includes overvoltage crowbar and under-voltage protection electricity Road, the under-voltage protecting circuit includes resistance RP1, R1, R2, R3, R4, R5, amplifier LM324 and LED 1, electric power storage Series resistance R1 and resistance R2 between pond and ground connection, resistance RP1 connect positive pole of stabilized voltage supply, wherein resistance RP1 and R3, R1 and R2 points Bleeder circuit is not constituted, and the U3A amplifiers of resistance R4 and LM324 amplifier constitute hysteresis loop comparator;The overvoltage crowbar Including including resistance RP3, R14, R15, R16, R17, amplifier LM324 and triode Q4, being connected between voltage-stabilized power supply+6V and ground Fixed partial pressure value on connecting resistance R15 and R16, resistance R16, is sent to the comparator inverting input of LM324 amplifiers U3D compositions 12 pin, set, the bleeder circuit respectively constituted by R14 and RP3, R15 and R16, with LM324 as the reference voltage compared Amplifier and resistance R17 constitute hysteresis loop comparator, output control triode Q4 and constitute overvoltage protection control circuits.
Further, foregoing solar LED intelligent illuminating system, the LED output driving circuits include resistance R9, R10, R11, R12, R13, field-effect transistor Q3, LM324 amplifier and triode Q2, triode Q2 base stage through resistance with Single chip machine controlling circuit is connected;The bleeder circuit connected after resistance R9, triode Q2 series connection with by resistance R11, R12 is in parallel, and two Individual parallel line is connected respectively at the both positive and negative polarity of LM324 amplifiers, the output ends of LM324 amplifiers by diode D4 with it is described Field-effect transistor Q3 is connected, and is connected through field-effect transistor Q3 with LED energy-saving lighting lamps, in diode D4 and field effect transistor It is connected between pipe Q3 provided with branch road through resistance R13 and light emitting diode with ground connection.
The beneficial effects of the invention are as follows:The present invention can realize three kinds of mode of operations, i.e. mode of operation by system control One is pure optical mode control, i.e., at day LED energy-saving lighting lamps go out, and LED energy-saving lighting lamps are bright at dark;Mode of operation two is utilization Single-chip microcomputer is timed, after timing terminates, LED energy-saving lighting lamp automatic distinguishings;Mode of operation three is that single-chip microcomputer timing is tied Shu Hou, the pwm control signal driving FET Discontinuous Conduction exported by single-chip microcomputer becomes LED energy-saving lighting lamps luminosity Secretly, low power illumination is realized.By charge-discharge protection circuit in the system, whole prison is carried out to the charge and discharge process of battery Control, can effectively protect battery, it is to avoid overcharge or the under-voltage service life for being caused damage to battery, improving illuminator.
Brief description of the drawings
Fig. 1 is present system block diagram.
Fig. 2 is single chip machine controlling circuit figure of the present invention.
Fig. 3 is overvoltage crowbar figure of the present invention.
Fig. 4 is under-voltage protecting circuit figure of the present invention.
Fig. 5 is LED output driving circuits figure of the present invention.
Fig. 6 is luminance detection circuit figure of the present invention.
Embodiment
Embodiment 1
The present embodiment provides a kind of solar LED intelligent illuminating system, as shown in Figures 1 to 6, including solar panel, storage Battery, photoelectric switching circuit, using the single chip machine controlling circuit of AT89C2051 controllers, protection circuit, LED output drivings electricity Road and LED energy-saving lighting lamps, the electric energy that the solar panel is produced by illumination is changed through photoelectric switching circuit, according to bright Degree detection circuit feedback signal is exported by any branch road in two branch roads, wherein the electric energy of a branch road is sent into by protection circuit In battery, the energy, the protection circuit are provided to LED energy-saving lighting lamps by LED output driving circuits by the battery Controlled by the single chip machine controlling circuit, the single chip machine controlling circuit provides the energy by the battery;The electricity of another branch road The LED energy-saving lighting lamps offer energy can be given by single chip machine controlling circuit and LED output driving circuits.
The protection circuit of the present embodiment includes overvoltage crowbar and under-voltage protecting circuit, and the under-voltage protecting circuit includes Resistance RP1, R1, R2, R3, R4, R5, amplifier LM324 and LED 1, battery and ground connection between series resistance R1 and Resistance R2, resistance RP1 connect positive pole of stabilized voltage supply, and wherein resistance RP1 and R3, R1 and R2 separately constitutes bleeder circuit, resistance R4 and The U3A amplifiers of LM324 amplifiers constitute hysteresis loop comparator;The overvoltage crowbar include resistance RP3, R14, R15, R16, R17, amplifier LM324 and triode Q4, between voltage-stabilized power supply+6V and ground on series connection connecting resistance R15 and R16, resistance R16 Fixed partial pressure value, be sent to LM324 amplifiers U3D composition the pin of comparator inverting input 12, be used as the reference voltage compared Setting, the bleeder circuit respectively constituted by R14 and RP3, R15 and R16 constitutes hysteresis ratio with LM324 amplifiers and resistance R17 Overvoltage protection control circuits are constituted compared with device, output control triode Q4.
During the long-term cloudy day, accumulator capacity is not enough, and to prevent battery-operated in overdischarge under-voltage condition, the system is used Under-voltage protecting circuit, realizes on-line monitoring battery remaining power, when battery tension declines to a certain extent, automatically by electric power storage The working time in pond shortens, and battery is not generally forced cut-out load because of overdischarge.When battery two ends Voltage in normal range (NR), the reference voltage on comparator non-inverting resistance R16, higher than on comparator inverting resistance RP3 The real-time voltage value of detection, the pin of comparator output terminal 14 output low level, triode Q4 can not be turned on, output control relay Device is failure to actuate;When ambient light is especially strong, when battery tension is full of, non-inverting resistance RP3 partial pressure values rise, higher than anti-phase The voltage on R16 is held, comparator output high level, driving triode Q4 conductings make relay K3 line bag power on, relay Device adhesive, now, the normally-closed contact of relay disconnect, and are disconnected charge circuit of the solar cell to battery, meanwhile, relay The normally opened contact closure of device, full of indicating that diode (LED) 3 is bright, points out power supply fully charged.
LED output driving circuits include resistance R9, R10, R11, R12, R13, field-effect transistor Q3, LM324 amplifier with And triode Q2, triode Q2 base stage is connected through resistance with single chip machine controlling circuit;Resistance R9, triode Q2 series connection after with by The bleeder circuit of resistance R11, R12 series connection is in parallel, and two parallel lines are connected respectively at the both positive and negative polarity of LM324 amplifiers, LM324 The output end of amplifier is connected by diode D4 with the field-effect transistor Q3, is saved and is shone through field-effect transistor Q3 and LED Bright lamp is connected, provided with branch road through resistance R13 and light emitting diode and Earth Phase between diode D4 and field-effect transistor Q3 Even.Luminance detection circuit includes resistance R6, R7, R8, photosensitive resistor rp 2 and LM324 amplifiers, resistance R8, photosensitive resistor rp 2 The bleeder circuit connected after series connection with by resistance R6, R7 is in parallel, and two parallel lines set a branch road in LM324 amplifiers respectively Both positive and negative polarity is connected, and the output end signal of LM324 amplifiers is connected with photoelectric switching circuit.
In addition to the implementation, the present invention can also have other embodiment.All use equivalent substitution or equivalent transformation shape Into technical scheme, all fall within the protection domain of application claims.

Claims (5)

1. a kind of solar LED intelligent illuminating system, including solar panel, battery, photoelectric switching circuit, single-chip microcomputer control Circuit processed, protection circuit, LED output driving circuits and LED energy-saving lighting lamps, it is characterised in that:The solar panel The electric energy produced by illumination is changed through photoelectric switching circuit, is passed through according to luminance detection circuit feedback signal any in two branch roads Branch road is exported, wherein the electric energy of a branch road is sent into battery by protection circuit, LED output drivings are passed through by the battery Circuit provides the energy to LED energy-saving lighting lamps, and the protection circuit is controlled by the single chip machine controlling circuit, the single-chip microcomputer control Circuit processed provides the energy by the battery;The electric energy of another branch road passes through single chip machine controlling circuit and LED output driving circuits The energy is provided to LED energy-saving lighting lamps.
2. solar LED intelligent illuminating system as claimed in claim 1, it is characterised in that:The single chip machine controlling circuit Main control chip uses AT89C2051 controllers.
3. solar LED intelligent illuminating system as claimed in claim 1, it is characterised in that:The protection circuit includes overvoltage Protection circuit and under-voltage protecting circuit, the under-voltage protecting circuit include resistance RP1, R1, R2, R3, R4, R5, amplifier LM324 and LED 1, series resistance R1 and resistance R2 between battery and ground connection, resistance RP1 connects positive pole of stabilized voltage supply, wherein Resistance RP1 and R3, R1 and R2 separately constitute bleeder circuit, and the U3A amplifiers of resistance R4 and LM324 amplifier constitute hysteresis and compared Device;The overvoltage crowbar includes resistance RP3, R14, R15, R16, R17, amplifier LM324 and triode Q4, voltage stabilizing Fixed partial pressure value between power supply+6V and ground on series connection connecting resistance R15 and R16, resistance R16, is sent to LM324 amplifiers U3D compositions The pin of comparator inverting input 12, set, respectively constituted by R14 and RP3, R15 and R16 as the reference voltage that compares Bleeder circuit, constitute hysteresis loop comparator, output control triode Q4 with LM324 amplifiers and resistance R17 and constitute overvoltage protection control Circuit processed.
4. solar LED intelligent illuminating system as claimed in claim 1, it is characterised in that:The LED output driving circuits bag Include resistance R9, R10, R11, R12, R13, field-effect transistor Q3, LM324 amplifier and triode Q2, triode Q2 base stage It is connected through resistance with single chip machine controlling circuit;The bleeder circuit connected after resistance R9, triode Q2 series connection with by resistance R11, R12 Parallel connection, two parallel lines are connected respectively at the both positive and negative polarity of LM324 amplifiers, and the output end of LM324 amplifiers passes through diode D4 It is connected with the field-effect transistor Q3, is connected through field-effect transistor Q3 with LED energy-saving lighting lamps, is imitated in diode D4 and field Answer between transistor Q3 and to be connected provided with branch road through resistance R13 and light emitting diode with being grounded.
5. solar LED intelligent illuminating system as claimed in claim 1, it is characterised in that:The luminance detection circuit includes Resistance R6, R7, R8, photosensitive resistor rp 2 and LM324 amplifiers, after resistance R8, photosensitive resistor rp 2 are connected and by resistance R6, R7 The bleeder circuit of series connection is in parallel, and two parallel lines set a branch road and are connected in the both positive and negative polarity of LM324 amplifiers respectively, LM324 fortune The output end signal put is connected with photoelectric switching circuit.
CN201710481741.XA 2017-06-22 2017-06-22 A kind of solar LED intelligent illuminating system Pending CN107172753A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710481741.XA CN107172753A (en) 2017-06-22 2017-06-22 A kind of solar LED intelligent illuminating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710481741.XA CN107172753A (en) 2017-06-22 2017-06-22 A kind of solar LED intelligent illuminating system

Publications (1)

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CN107172753A true CN107172753A (en) 2017-09-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108471651A (en) * 2018-04-03 2018-08-31 大连大学 A kind of intelligent lamp based on STM32 exploitations

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202043349U (en) * 2011-05-15 2011-11-16 湘潭忆光光电科技有限公司 Light-emitting diode (LED) control system
CN204795725U (en) * 2015-06-15 2015-11-18 泉州市艾迪欧电子科技有限公司 Solar energy corridor lamp control system based on singlechip
CN206004962U (en) * 2016-09-26 2017-03-08 安徽特诺物联网设备有限公司 A kind of intelligent LED street lamp based on Internet of Things
CN206963143U (en) * 2017-06-22 2018-02-02 镇江神飞新能源科技有限公司 Solar LED intelligent illuminating system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202043349U (en) * 2011-05-15 2011-11-16 湘潭忆光光电科技有限公司 Light-emitting diode (LED) control system
CN204795725U (en) * 2015-06-15 2015-11-18 泉州市艾迪欧电子科技有限公司 Solar energy corridor lamp control system based on singlechip
CN206004962U (en) * 2016-09-26 2017-03-08 安徽特诺物联网设备有限公司 A kind of intelligent LED street lamp based on Internet of Things
CN206963143U (en) * 2017-06-22 2018-02-02 镇江神飞新能源科技有限公司 Solar LED intelligent illuminating system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108471651A (en) * 2018-04-03 2018-08-31 大连大学 A kind of intelligent lamp based on STM32 exploitations

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Application publication date: 20170915

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