CN105135336A - Intelligent solar LED road lamp - Google Patents
Intelligent solar LED road lamp Download PDFInfo
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- CN105135336A CN105135336A CN201510640937.XA CN201510640937A CN105135336A CN 105135336 A CN105135336 A CN 105135336A CN 201510640937 A CN201510640937 A CN 201510640937A CN 105135336 A CN105135336 A CN 105135336A
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- 239000002253 acid Substances 0.000 claims abstract description 65
- 238000007600 charging Methods 0.000 claims abstract description 53
- 238000000034 method Methods 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 25
- 239000004065 semiconductor Substances 0.000 claims description 13
- 238000004804 winding Methods 0.000 claims description 12
- 239000000758 substrate Substances 0.000 claims description 9
- 230000009466 transformation Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000010280 constant potential charging Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 238000007667 floating Methods 0.000 claims description 3
- 230000001052 transient effect Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 241001025261 Neoraja caerulea Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
- F21S9/03—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
- F21S9/026—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by using wind power, e.g. using wind turbines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/04—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a generator
- F21S9/043—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a generator driven by wind power, e.g. by wind turbines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to an intelligent solar LED road lamp which comprises an LED lamp tube, an ARM9 processing chip, a voltage collecting device, a photoelectric battery and a lead-acid storage battery, wherein the photoelectric battery is used for charging the lead-acid storage battery; the charged lead-acid storage battery provides electric power for the ARM9 processing chip, the voltage collecting device and the LED lamp tube; the voltage collecting device collects output voltage of the photoelectric battery; the ARM9 processing chip is connected with the voltage collecting device; the charging of the lead-acid storage battery by the photoelectric battery is controlled according to the voltage collected by the voltage collection device. According to the intelligent solar LED road lamp, the normal electric power supplying for the LED road lamp can be ensured under a condition that solar energy is insufficient.
Description
Technical field
The present invention relates to field of LED illumination, particularly relate to a kind of intelligent solar LED street lamp.
Background technology
LED street lamp and conventional street lamp unlike, LED light source adopts low-voltage DC supply, by GaN base power-type blue-ray LED and the yellow efficient white light synthesized, there is the particular advantages such as efficient, safety, energy-saving and environmental protection, life-span length, fast response time, colour rendering index height, can road be widely used in.Outer cover with making, high temperature resistantly can reach 135 degree, low temperature resistantly reaches-45 degree.
In prior art, LED street lamp high volume applications also exists following difficult point to be needed to overcome: LED street lamp requires higher to power supply unit, when using the natural energy in order to energy-conserving and environment-protective, lack a set of concrete power supply circuits taking into account solar energy and wind energy, to ensure the continued power of the LED street lamp when charging voluntarily; How to carry out the flexible switching of powering between solar energy and wind energy; And how to optimize existing solar powered structure and powered by wind energy structure, to improve power supplying efficiency.
For this reason, the present invention proposes a kind of intelligent solar LED street lamp, on the one hand, the optimization power supply circuits taking into account solar energy and wind energy can be provided to carry out charging voluntarily reliably to LED street lamp, on the other hand, scientifically according to the concrete condition of solar energy, the flexible switching between solar powered and powered by wind energy can be started, thus improve the charge efficiency of LED street lamp comprehensively.
Summary of the invention
In order to solve the technical problem that prior art exists, the invention provides a kind of intelligent solar LED street lamp, introduce the voltage acquisition equipment be connected with the electric energy output interface of solar energy electroplax, with the charging switch-over control signal providing solar powered according to the output voltage of solar energy electroplax and between powered by wind energy, devise a set of concrete power supply circuits with reliably compatible solar energy and wind energy two kinds of powering modes simultaneously.
According to an aspect of the present invention, provide a kind of intelligent solar LED street lamp, described LED street lamp comprises LED lamp tube, ARM9 process chip, voltage acquisition equipment, photocell and lead-acid accumulator, photocell is lead acid battery charge, lead-acid accumulator after charging is ARM9 process chip, voltage acquisition equipment and LED lamp tube provide supply of electric power, voltage acquisition equipment gathers photronic output voltage, ARM9 process chip and voltage acquisition equipment connection, the Control of Voltage photocell collected according to voltage acquisition equipment is to the charging of lead-acid accumulator.
More specifically, in described intelligent solar LED street lamp, also comprise: voltage acquisition equipment, be arranged on lamp bracket top, be connected with photronic electric energy output interface, for gathering photronic output voltage, when output voltage is more than or equal to default photocell voltage threshold, send and judge signal daytime, when output voltage is less than default photocell voltage threshold, sends and judge signal night, photocell, is arranged on lamp bracket top, has electric energy output interface, the electric energy after being changed by solar energy for output photoelectric pond, and electric energy output interface comprises output plus terminal and exports negative terminal, Transient Voltage Suppressor, is connected in parallel on the output plus terminal of electric energy output interface and exports between negative terminal, first resistance, its one end connects the output plus terminal of electric energy output interface, and its other end connects one end of the second resistance, second resistance, its other end connects the output negative terminal of electric energy output interface, hover fan main structure, is arranged on lamp bracket top, comprises three blades, driftage equipment, wheel hub and drive apparatus, three blades are when wind passes through, and the pressure due to the positive and negative of each blade does not wait and produces lift, and described lift drives corresponding blade rotary, driftage equipment is connected with three blades, for providing the reliability of three blade rotaries and untying the mooring rope, wheel hub is connected with three blades, and for fixing three blades, turning clockwise to be driven after vane stress, is slow-revving kinetic energy by wind energy transformation, drive apparatus comprises slow-speed shaft, gear-box, high speed shaft, spring bearing, shaft coupling and disk brake, gear-box is connected with wheel hub by slow-speed shaft, be connected with wind-driven generator by high speed shaft, for the high-revolving kinetic energy being wind-driven generator by the slow-revving kinetic transformation of wheel hub, shaft coupling is a flexible shaft, for compensating parallel misalignment and the angular error of gearbox output shaft and generator amature, disk brake, be the disk brake of a hydraulic operation, brake for mechanical brake, wind-driven generator, be connected with the gear-box of hover fan main structure, it is a double-fed asynchronous generator, for being wind-force electric energy by the high-revolving kinetic transformation received, wind-driven generator comprises stator winding, rotor windings, the two-way voltage source converter of IGBT back-to-back and wind-driven generator output interface, the direct-connected wind-driven generator output interface of stator winding, rotor windings is connected with wind-driven generator output interface by the two-way voltage source converter of IGBT back-to-back, wind-driven generator output interface is three-phase alternating current output interface, for exporting wind-force electric energy, rectification circuit, is connected with wind-driven generator output interface, carries out rectification to obtain wind-force DC voltage to the three-phase alternating voltage that wind-driven generator output interface exports, filter regulator circuit, is connected to carry out filtering voltage regulation to wind-force DC voltage, to export direct voltage of voltage regulation with rectification circuit, 3rd resistance and the 4th resistance, be connected in parallel on positive and negative two ends of filter regulator circuit after series connection, one end of the 3rd resistance connects the anode of filter regulator circuit, and one end of the 4th resistance connects the negative terminal of filter regulator circuit, first electric capacity and the second electric capacity, positive and negative two ends of filter regulator circuit are connected in parallel on after series connection, one end of first electric capacity connects the anode of filter regulator circuit, one end of second electric capacity connects the negative terminal of filter regulator circuit, the other end of the first electric capacity connects the other end of the 3rd resistance, and the other end of the second electric capacity connects the other end of the 4th resistance, 3rd electric capacity, is connected in parallel on positive and negative two ends of filter regulator circuit, 5th resistance, its one end connects the anode of filter regulator circuit, first switching tube is a P ditch enhancement mode metal-oxide-semiconductor, and its drain electrode is connected with the other end of the 5th resistance, and its substrate is connected with source electrode, and its source electrode is connected with the negative terminal of filter regulator circuit, manual discharging circuit, its two ends are connected with the drain electrode of the first switching tube and source electrode respectively, first counnter attack diode, its anode is connected with the anode of filter regulator circuit, and its negative terminal is connected with the drain electrode of the first switching tube, second switch pipe, be a P ditch enhancement mode metal-oxide-semiconductor, its drain electrode is connected with the anode of filter regulator circuit, and its substrate is connected with source electrode, second counnter attack diode, its anode is connected with the source electrode of second switch pipe, 4th electric capacity and the 5th electric capacity, between the negative terminal being all connected in parallel on the second counnter attack diode and the negative terminal of filter regulator circuit, 3rd counnter attack diode, between the negative terminal being connected in parallel on the second counnter attack diode and the negative terminal of filter regulator circuit, 3rd switching tube is a P ditch enhancement mode metal-oxide-semiconductor, and its drain electrode is connected with the negative terminal of the 3rd counnter attack diode, and its substrate is connected with source electrode, 4th counnter attack diode, between the source electrode being connected in parallel on the 3rd switching tube and the negative terminal of filter regulator circuit, first inductance, its one end is connected with the source electrode of the 3rd switching tube, 6th electric capacity and the 7th electric capacity, between the other end being all connected in parallel on the first inductance and the negative terminal of filter regulator circuit, 5th counnter attack diode, between the other end being connected in parallel on the first inductance and the negative terminal of filter regulator circuit, lead-acid accumulator, be connected in parallel on the output plus terminal of electric energy output interface and export between negative terminal, its positive pole is connected with the negative pole of the 5th counnter attack diode simultaneously, and its negative pole is connected with the positive pole of the 5th counnter attack diode, relay, between LED lamp tube and lead-acid accumulator, whether by, the connection cut off between LED lamp tube and lead-acid accumulator controls the opening and closing of LED lamp tube, optocoupler, between relay and ARM9 process chip, under the control of ARM9 process chip, determines the rupturing operation of relay, voltage detector, for detecting the charging voltage of lead-acid accumulator in real time, current detector, for detecting the charging current of lead-acid accumulator in real time, solar charging controller, with electric energy output interface, lead-acid accumulator, voltage detector is connected respectively with current detector, when detecting that electric energy output interface is powered to lead-acid accumulator, when the charging voltage received is less than default battery tension threshold value, constant-current charge mode is adopted to charge to lead-acid accumulator, when the charging voltage received is more than or equal to default battery tension threshold value and the charging current received is more than or equal to default battery current threshold value, constant voltage charging method is adopted to charge to lead-acid accumulator, when the charging voltage received is more than or equal to default battery tension threshold value and the charging current received is less than default battery current threshold value, floating charge mode is adopted to charge to lead-acid accumulator, ARM9 process chip, with voltage acquisition equipment connection, signal is judged when receiving night, disconnect solar energy output interface to the charging of lead-acid accumulator, get through the charging of wind-driven generator output interface to lead-acid accumulator, judging signal when receiving daytime, getting through the charging of solar energy output interface to lead-acid accumulator, disconnect wind-driven generator output interface to the charging of lead-acid accumulator, wherein, ARM9 process chip is also connected respectively with the grid of second switch pipe and the grid of the 3rd switching tube, by applying pwm control signal on the grid of second switch pipe, determine the break-make of second switch pipe, to control the break-make of wind-driven generator output interface to the charging of lead-acid accumulator, also by applying the adjustable pwm control signal of dutycycle on the grid of the 3rd switching tube, to control the charging voltage of wind-driven generator output interface to lead-acid accumulator.
More specifically, in described intelligent solar LED street lamp: wind-driven generator is arranged on lamp bracket.
More specifically, in described intelligent solar LED street lamp, described LED street lamp also comprises: memory device, for storing default photocell voltage threshold.
More specifically, in described intelligent solar LED street lamp: memory device has also prestored default battery current threshold value and default battery tension threshold value.
More specifically, in described intelligent solar LED street lamp: memory device and ARM9 process chip are integrated on one piece of surface-mounted integrated circuit.
Accompanying drawing explanation
Below with reference to accompanying drawing, embodiment of the present invention are described, wherein:
Fig. 1 is the block diagram of the intelligent solar LED street lamp illustrated according to an embodiment of the present invention.
Reference numeral: 1ARM9 process chip; 2LED fluorescent tube; 3 voltage acquisition equipment; 4 photocells; 5 lead-acid accumulators
Detailed description of the invention
Below with reference to accompanying drawings the embodiment of intelligent solar LED street lamp of the present invention is described in detail.
In prior art, mainly bias toward solar powered, seldom use powered by wind energy to the energy-conservation power supply of LED street lamp, solar powered overcast and rainy or cannot charge under environment night, meanwhile, existing solar powered structure power consumption is high, without optimization.
In order to overcome above-mentioned deficiency, the present invention has built a kind of intelligent solar LED street lamp, optimize solar power supply circuit and powered by wind energy circuit, and introduce compatible circuit the two power supply circuits is organically combined, crucially, the voltage acquisition equipment be connected with the electric energy output interface of solar energy electroplax is also introduced, to carry out the switching between solar powered and powered by wind energy according to the output voltage of solar energy electroplax, thus ensure the power supplying efficiency of LED street lamp, save power supply expense.
Fig. 1 is the block diagram of the intelligent solar LED street lamp illustrated according to an embodiment of the present invention, described LED street lamp comprises LED lamp tube, ARM9 process chip, voltage acquisition equipment, photocell and lead-acid accumulator, photocell is lead acid battery charge, lead-acid accumulator after charging is ARM9 process chip, voltage acquisition equipment and LED lamp tube provide supply of electric power, voltage acquisition equipment gathers photronic output voltage, ARM9 process chip and voltage acquisition equipment connection, the Control of Voltage photocell collected according to voltage acquisition equipment is to the charging of lead-acid accumulator.
Then, continue to be further detailed the concrete structure of intelligent solar LED street lamp of the present invention.
Described LED street lamp also comprises: voltage acquisition equipment, be arranged on lamp bracket top, be connected with photronic electric energy output interface, for gathering photronic output voltage, when output voltage is more than or equal to default photocell voltage threshold, send and judge signal daytime, when output voltage is less than default photocell voltage threshold, sends and judge signal night.
Described LED street lamp also comprises: photocell, is arranged on lamp bracket top, has electric energy output interface, and the electric energy after being changed by solar energy for output photoelectric pond, electric energy output interface comprises output plus terminal and exports negative terminal.
Described LED street lamp also comprises: Transient Voltage Suppressor, is connected in parallel on the output plus terminal of electric energy output interface and exports between negative terminal.
Described LED street lamp also comprises: the first resistance, and its one end connects the output plus terminal of electric energy output interface, and its other end connects one end of the second resistance; Second resistance, its other end connects the output negative terminal of electric energy output interface.
Described LED street lamp also comprises: hover fan main structure, is arranged on lamp bracket top, comprises three blades, driftage equipment, wheel hub and drive apparatus; Three blades are when wind passes through, and the pressure due to the positive and negative of each blade does not wait and produces lift, and described lift drives corresponding blade rotary; Driftage equipment is connected with three blades, for providing the reliability of three blade rotaries and untying the mooring rope; Wheel hub is connected with three blades, and for fixing three blades, turning clockwise to be driven after vane stress, is slow-revving kinetic energy by wind energy transformation; Drive apparatus comprises slow-speed shaft, gear-box, high speed shaft, spring bearing, shaft coupling and disk brake, gear-box is connected with wheel hub by slow-speed shaft, be connected with wind-driven generator by high speed shaft, for the high-revolving kinetic energy being wind-driven generator by the slow-revving kinetic transformation of wheel hub, shaft coupling is a flexible shaft, for compensating parallel misalignment and the angular error of gearbox output shaft and generator amature, disk brake, be the disk brake of a hydraulic operation, brake for mechanical brake.
Described LED street lamp also comprises: wind-driven generator, be connected with the gear-box of hover fan main structure, it is a double-fed asynchronous generator, for being wind-force electric energy by the high-revolving kinetic transformation received, wind-driven generator comprises stator winding, rotor windings, the two-way voltage source converter of IGBT back-to-back and wind-driven generator output interface, the direct-connected wind-driven generator output interface of stator winding, rotor windings is connected with wind-driven generator output interface by the two-way voltage source converter of IGBT back-to-back, wind-driven generator output interface is three-phase alternating current output interface, for exporting wind-force electric energy.
Described LED street lamp also comprises: rectification circuit, is connected with wind-driven generator output interface, carries out rectification to obtain wind-force DC voltage to the three-phase alternating voltage that wind-driven generator output interface exports.
Described LED street lamp also comprises: filter regulator circuit, is connected to carry out filtering voltage regulation to wind-force DC voltage, to export direct voltage of voltage regulation with rectification circuit; 3rd resistance and the 4th resistance, be connected in parallel on positive and negative two ends of filter regulator circuit after series connection, one end of the 3rd resistance connects the anode of filter regulator circuit, and one end of the 4th resistance connects the negative terminal of filter regulator circuit.
Described LED street lamp also comprises: the first electric capacity and the second electric capacity, positive and negative two ends of filter regulator circuit are connected in parallel on after series connection, one end of first electric capacity connects the anode of filter regulator circuit, one end of second electric capacity connects the negative terminal of filter regulator circuit, the other end of the first electric capacity connects the other end of the 3rd resistance, and the other end of the second electric capacity connects the other end of the 4th resistance; 3rd electric capacity, is connected in parallel on positive and negative two ends of filter regulator circuit; 5th resistance, its one end connects the anode of filter regulator circuit; First switching tube is a P ditch enhancement mode metal-oxide-semiconductor, and its drain electrode is connected with the other end of the 5th resistance, and its substrate is connected with source electrode, and its source electrode is connected with the negative terminal of filter regulator circuit.
Described LED street lamp also comprises: manual discharging circuit, and its two ends are connected with the drain electrode of the first switching tube and source electrode respectively.
Described LED street lamp also comprises: the first counnter attack diode, and its anode is connected with the anode of filter regulator circuit, and its negative terminal is connected with the drain electrode of the first switching tube; Second switch pipe, be a P ditch enhancement mode metal-oxide-semiconductor, its drain electrode is connected with the anode of filter regulator circuit, and its substrate is connected with source electrode; Second counnter attack diode, its anode is connected with the source electrode of second switch pipe; 4th electric capacity and the 5th electric capacity, between the negative terminal being all connected in parallel on the second counnter attack diode and the negative terminal of filter regulator circuit; 3rd counnter attack diode, between the negative terminal being connected in parallel on the second counnter attack diode and the negative terminal of filter regulator circuit; 3rd switching tube is a P ditch enhancement mode metal-oxide-semiconductor, and its drain electrode is connected with the negative terminal of the 3rd counnter attack diode, and its substrate is connected with source electrode; 4th counnter attack diode, between the source electrode being connected in parallel on the 3rd switching tube and the negative terminal of filter regulator circuit; First inductance, its one end is connected with the source electrode of the 3rd switching tube; 6th electric capacity and the 7th electric capacity, between the other end being all connected in parallel on the first inductance and the negative terminal of filter regulator circuit; 5th counnter attack diode, between the other end being connected in parallel on the first inductance and the negative terminal of filter regulator circuit.
Described LED street lamp also comprises: lead-acid accumulator, and be connected in parallel on the output plus terminal of electric energy output interface and export between negative terminal, its positive pole is connected with the negative pole of the 5th counnter attack diode simultaneously, and its negative pole is connected with the positive pole of the 5th counnter attack diode.
Described LED street lamp also comprises: relay, and between LED lamp tube and lead-acid accumulator, whether by, the connection cut off between LED lamp tube and lead-acid accumulator controls the opening and closing of LED lamp tube; Optocoupler, between relay and ARM9 process chip, under the control of ARM9 process chip, determines the rupturing operation of relay.
Described LED street lamp also comprises: voltage detector, for detecting the charging voltage of lead-acid accumulator in real time, current detector, for detecting the charging current of lead-acid accumulator in real time, solar charging controller, with electric energy output interface, lead-acid accumulator, voltage detector is connected respectively with current detector, when detecting that electric energy output interface is powered to lead-acid accumulator, when the charging voltage received is less than default battery tension threshold value, constant-current charge mode is adopted to charge to lead-acid accumulator, when the charging voltage received is more than or equal to default battery tension threshold value and the charging current received is more than or equal to default battery current threshold value, constant voltage charging method is adopted to charge to lead-acid accumulator, when the charging voltage received is more than or equal to default battery tension threshold value and the charging current received is less than default battery current threshold value, floating charge mode is adopted to charge to lead-acid accumulator.
Described LED street lamp also comprises: ARM9 process chip, with voltage acquisition equipment connection, signal is judged when receiving night, disconnect solar energy output interface to the charging of lead-acid accumulator, get through the charging of wind-driven generator output interface to lead-acid accumulator, judging signal when receiving daytime, getting through the charging of solar energy output interface to lead-acid accumulator, disconnect wind-driven generator output interface to the charging of lead-acid accumulator.
Wherein, ARM9 process chip is also connected respectively with the grid of second switch pipe and the grid of the 3rd switching tube, by applying pwm control signal on the grid of second switch pipe, determine the break-make of second switch pipe, to control the break-make of wind-driven generator output interface to the charging of lead-acid accumulator, also by applying the adjustable pwm control signal of dutycycle on the grid of the 3rd switching tube, to control the charging voltage of wind-driven generator output interface to lead-acid accumulator.
Alternatively, in described intelligent solar LED street lamp: wind-driven generator is arranged on lamp bracket; Described LED street lamp also comprises: memory device, for storing default photocell voltage threshold; Memory device has also prestored default battery current threshold value and default battery tension threshold value; Memory device and ARM9 process chip are integrated on one piece of surface-mounted integrated circuit.
In addition, PWM, i.e. pulse width modulation utilize the numeral of microprocessor to export the very effective technology of one controlled analog circuit, is widely used in and controls with many fields of conversion from measurement, the power that communicates.Pulse width modulation is a kind of analogue enlargement square pulse width modulated is utilize the numeral of microprocessor to export the very effective technology of one controlled analog circuit, be widely used in and control to be utilize the numeral of microprocessor to export the very effective technology of one controlled analog circuit, to be widely used in from measurement, the power that communicates control with many fields of conversion with pulse width modulation many fields of conversion from measurement, the power that communicates.
Pulse width modulation is a kind of analog control mode, and it carrys out the biased of modulation transistor base stage or metal-oxide-semiconductor grid according to the change of respective loads, realizes the change of transistor or metal-oxide-semiconductor ON time, thus realizes the change that switching power supply exports.This mode can make the output voltage of power supply keep constant when operation conditions change, is the very effective technology of one utilizing the data signal of microprocessor to control analog circuit.
PWM control technology controls simple with it, flexibly and the control mode of the good advantage of dynamic response and the most extensive use of the Power Electronic Technique that becomes.It carrys out the biased of modulation transistor base stage or metal-oxide-semiconductor grid according to the change of respective loads, realizes the change of transistor or metal-oxide-semiconductor ON time, thus realizes the change that switching power supply exports.This mode can make the output voltage of power supply keep constant when operation conditions change, is the very effective technology of one utilizing the data signal of microprocessor to control analog circuit.
Adopt intelligent solar LED street lamp of the present invention, for LED street lamp in prior art power expense large, cannot the technical problem of compatible wind energy and solar power supply circuit, adopt the voltage acquisition equipment be connected with the electric energy output interface of solar energy electroplax, to carry out the switching between solar powered and powered by wind energy according to the output voltage of solar energy electroplax, simultaneously, optimize and in conjunction with solar power supply circuit and powered by wind energy circuit, improve the power supplying efficiency of LED street lamp power supply circuits further.
Be understandable that, although the present invention with preferred embodiment disclose as above, but above-described embodiment and be not used to limit the present invention.For any those of ordinary skill in the art, do not departing under technical solution of the present invention ambit, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solution of the present invention, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solution of the present invention protection.
Claims (6)
1. an intelligent solar LED street lamp, described LED street lamp comprises LED lamp tube, ARM9 process chip, voltage acquisition equipment, photocell and lead-acid accumulator, photocell is lead acid battery charge, lead-acid accumulator after charging is ARM9 process chip, voltage acquisition equipment and LED lamp tube provide supply of electric power, voltage acquisition equipment gathers photronic output voltage, ARM9 process chip and voltage acquisition equipment connection, the Control of Voltage photocell collected according to voltage acquisition equipment is to the charging of lead-acid accumulator.
2. intelligent solar LED street lamp as claimed in claim 1, it is characterized in that, described LED street lamp also comprises:
Voltage acquisition equipment, be arranged on lamp bracket top, be connected with photronic electric energy output interface, for gathering photronic output voltage, when output voltage is more than or equal to default photocell voltage threshold, send and judge signal daytime, when output voltage is less than default photocell voltage threshold, sends and judge signal night;
Photocell, is arranged on lamp bracket top, has electric energy output interface, the electric energy after being changed by solar energy for output photoelectric pond, and electric energy output interface comprises output plus terminal and exports negative terminal;
Transient Voltage Suppressor, is connected in parallel on the output plus terminal of electric energy output interface and exports between negative terminal;
First resistance, its one end connects the output plus terminal of electric energy output interface, and its other end connects one end of the second resistance;
Second resistance, its other end connects the output negative terminal of electric energy output interface;
Hover fan main structure, is arranged on lamp bracket top, comprises three blades, driftage equipment, wheel hub and drive apparatus; Three blades are when wind passes through, and the pressure due to the positive and negative of each blade does not wait and produces lift, and described lift drives corresponding blade rotary; Driftage equipment is connected with three blades, for providing the reliability of three blade rotaries and untying the mooring rope; Wheel hub is connected with three blades, and for fixing three blades, turning clockwise to be driven after vane stress, is slow-revving kinetic energy by wind energy transformation; Drive apparatus comprises slow-speed shaft, gear-box, high speed shaft, spring bearing, shaft coupling and disk brake, gear-box is connected with wheel hub by slow-speed shaft, be connected with wind-driven generator by high speed shaft, for the high-revolving kinetic energy being wind-driven generator by the slow-revving kinetic transformation of wheel hub, shaft coupling is a flexible shaft, for compensating parallel misalignment and the angular error of gearbox output shaft and generator amature, disk brake, be the disk brake of a hydraulic operation, brake for mechanical brake;
Wind-driven generator, be connected with the gear-box of hover fan main structure, it is a double-fed asynchronous generator, for being wind-force electric energy by the high-revolving kinetic transformation received, wind-driven generator comprises stator winding, rotor windings, the two-way voltage source converter of IGBT back-to-back and wind-driven generator output interface, the direct-connected wind-driven generator output interface of stator winding, rotor windings is connected with wind-driven generator output interface by the two-way voltage source converter of IGBT back-to-back, wind-driven generator output interface is three-phase alternating current output interface, for exporting wind-force electric energy;
Rectification circuit, is connected with wind-driven generator output interface, carries out rectification to obtain wind-force DC voltage to the three-phase alternating voltage that wind-driven generator output interface exports;
Filter regulator circuit, is connected to carry out filtering voltage regulation to wind-force DC voltage, to export direct voltage of voltage regulation with rectification circuit;
3rd resistance and the 4th resistance, be connected in parallel on positive and negative two ends of filter regulator circuit after series connection, one end of the 3rd resistance connects the anode of filter regulator circuit, and one end of the 4th resistance connects the negative terminal of filter regulator circuit;
First electric capacity and the second electric capacity, positive and negative two ends of filter regulator circuit are connected in parallel on after series connection, one end of first electric capacity connects the anode of filter regulator circuit, one end of second electric capacity connects the negative terminal of filter regulator circuit, the other end of the first electric capacity connects the other end of the 3rd resistance, and the other end of the second electric capacity connects the other end of the 4th resistance;
3rd electric capacity, is connected in parallel on positive and negative two ends of filter regulator circuit;
5th resistance, its one end connects the anode of filter regulator circuit;
First switching tube is a P ditch enhancement mode metal-oxide-semiconductor, and its drain electrode is connected with the other end of the 5th resistance, and its substrate is connected with source electrode, and its source electrode is connected with the negative terminal of filter regulator circuit;
Manual discharging circuit, its two ends are connected with the drain electrode of the first switching tube and source electrode respectively;
First counnter attack diode, its anode is connected with the anode of filter regulator circuit, and its negative terminal is connected with the drain electrode of the first switching tube;
Second switch pipe, be a P ditch enhancement mode metal-oxide-semiconductor, its drain electrode is connected with the anode of filter regulator circuit, and its substrate is connected with source electrode;
Second counnter attack diode, its anode is connected with the source electrode of second switch pipe;
4th electric capacity and the 5th electric capacity, between the negative terminal being all connected in parallel on the second counnter attack diode and the negative terminal of filter regulator circuit;
3rd counnter attack diode, between the negative terminal being connected in parallel on the second counnter attack diode and the negative terminal of filter regulator circuit;
3rd switching tube is a P ditch enhancement mode metal-oxide-semiconductor, and its drain electrode is connected with the negative terminal of the 3rd counnter attack diode, and its substrate is connected with source electrode;
4th counnter attack diode, between the source electrode being connected in parallel on the 3rd switching tube and the negative terminal of filter regulator circuit;
First inductance, its one end is connected with the source electrode of the 3rd switching tube;
6th electric capacity and the 7th electric capacity, between the other end being all connected in parallel on the first inductance and the negative terminal of filter regulator circuit;
5th counnter attack diode, between the other end being connected in parallel on the first inductance and the negative terminal of filter regulator circuit;
Lead-acid accumulator, be connected in parallel on the output plus terminal of electric energy output interface and export between negative terminal, its positive pole is connected with the negative pole of the 5th counnter attack diode simultaneously, and its negative pole is connected with the positive pole of the 5th counnter attack diode;
Relay, between LED lamp tube and lead-acid accumulator, whether by, the connection cut off between LED lamp tube and lead-acid accumulator controls the opening and closing of LED lamp tube;
Optocoupler, between relay and ARM9 process chip, under the control of ARM9 process chip, determines the rupturing operation of relay;
Voltage detector, for detecting the charging voltage of lead-acid accumulator in real time;
Current detector, for detecting the charging current of lead-acid accumulator in real time;
Solar charging controller, with electric energy output interface, lead-acid accumulator, voltage detector is connected respectively with current detector, when detecting that electric energy output interface is powered to lead-acid accumulator, when the charging voltage received is less than default battery tension threshold value, constant-current charge mode is adopted to charge to lead-acid accumulator, when the charging voltage received is more than or equal to default battery tension threshold value and the charging current received is more than or equal to default battery current threshold value, constant voltage charging method is adopted to charge to lead-acid accumulator, when the charging voltage received is more than or equal to default battery tension threshold value and the charging current received is less than default battery current threshold value, floating charge mode is adopted to charge to lead-acid accumulator,
ARM9 process chip, with voltage acquisition equipment connection, signal is judged when receiving night, disconnect solar energy output interface to the charging of lead-acid accumulator, get through the charging of wind-driven generator output interface to lead-acid accumulator, judging signal when receiving daytime, getting through the charging of solar energy output interface to lead-acid accumulator, disconnect wind-driven generator output interface to the charging of lead-acid accumulator;
Wherein, ARM9 process chip is also connected respectively with the grid of second switch pipe and the grid of the 3rd switching tube, by applying pwm control signal on the grid of second switch pipe, determine the break-make of second switch pipe, to control the break-make of wind-driven generator output interface to the charging of lead-acid accumulator, also by applying the adjustable pwm control signal of dutycycle on the grid of the 3rd switching tube, to control the charging voltage of wind-driven generator output interface to lead-acid accumulator.
3. intelligent solar LED street lamp as claimed in claim 2, is characterized in that:
Wind-driven generator is arranged on lamp bracket.
4. intelligent solar LED street lamp as claimed in claim 2, it is characterized in that, described LED street lamp also comprises:
Memory device, for storing default photocell voltage threshold.
5. intelligent solar LED street lamp as claimed in claim 4, is characterized in that:
Memory device has also prestored default battery current threshold value and default battery tension threshold value.
6. the intelligent solar LED street lamp as described in as arbitrary in claim 4-5, is characterized in that:
Memory device and ARM9 process chip are integrated on one piece of surface-mounted integrated circuit.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510640937.XA CN105135336A (en) | 2015-10-03 | 2015-10-03 | Intelligent solar LED road lamp |
| CN201511004181.6A CN105508977A (en) | 2015-10-03 | 2015-10-03 | Intelligent solar LED (Light-Emitting Diode) street lamp |
| CN201510997498.8A CN105605516A (en) | 2015-10-03 | 2015-10-03 | Intelligentized solar energy LED street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510640937.XA CN105135336A (en) | 2015-10-03 | 2015-10-03 | Intelligent solar LED road lamp |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511004181.6A Division CN105508977A (en) | 2015-10-03 | 2015-10-03 | Intelligent solar LED (Light-Emitting Diode) street lamp |
| CN201510997498.8A Division CN105605516A (en) | 2015-10-03 | 2015-10-03 | Intelligentized solar energy LED street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105135336A true CN105135336A (en) | 2015-12-09 |
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510997498.8A Withdrawn CN105605516A (en) | 2015-10-03 | 2015-10-03 | Intelligentized solar energy LED street lamp |
| CN201511004181.6A Withdrawn CN105508977A (en) | 2015-10-03 | 2015-10-03 | Intelligent solar LED (Light-Emitting Diode) street lamp |
| CN201510640937.XA Pending CN105135336A (en) | 2015-10-03 | 2015-10-03 | Intelligent solar LED road lamp |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510997498.8A Withdrawn CN105605516A (en) | 2015-10-03 | 2015-10-03 | Intelligentized solar energy LED street lamp |
| CN201511004181.6A Withdrawn CN105508977A (en) | 2015-10-03 | 2015-10-03 | Intelligent solar LED (Light-Emitting Diode) street lamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105605516A (en) * | 2015-10-03 | 2016-05-25 | 李舒曼 | Intelligentized solar energy LED street lamp |
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Also Published As
| Publication number | Publication date |
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| CN105605516A (en) | 2016-05-25 |
| CN105508977A (en) | 2016-04-20 |
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