CN101820708A - Energy-saving controller capable of adjusting energy output automatically - Google Patents

Energy-saving controller capable of adjusting energy output automatically Download PDF

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Publication number
CN101820708A
CN101820708A CN201010154782A CN201010154782A CN101820708A CN 101820708 A CN101820708 A CN 101820708A CN 201010154782 A CN201010154782 A CN 201010154782A CN 201010154782 A CN201010154782 A CN 201010154782A CN 101820708 A CN101820708 A CN 101820708A
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CN
China
Prior art keywords
unit
energy
electricity accumulating
power
load
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Application number
CN201010154782A
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Chinese (zh)
Inventor
杜家宝
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厦门道明科技有限公司
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Priority to CN201010154782A priority Critical patent/CN101820708A/en
Publication of CN101820708A publication Critical patent/CN101820708A/en

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    • 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
    • Y02B20/40Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

The invention discloses an energy-saving controller capable of adjusting energy output automatically. The controller is applied to a lighting lamp which comprises a power supply unit, a power storage unit and a load which are connected in turn; the controller comprises a sensing unit and an energy output control unit; the sensing unit is connected with the power storage unit and sends a signal to an energy output detecting unit according to a sensed output/input current of the power storage unit; and the energy output control unit is connected with the load and controls the operating power of the load. The controller adjusts the operating power of the load according to the change of remaining power of the power storage unit and can effectively distribute remaining storage power, thereby prolonging the using time of storage power and improving the stability and the continuity of lighting.

Description

A kind of energy-saving controller that can regulate energy output automatically

Technical field

The invention belongs to lighting field, the particularly a kind of energy-saving controller that can regulate energy output automatically.

Background technology

Present development along with industrial economy, demand to electric power increases year by year, yet owing to mostly use the coal generating at present, and coal is non-renewable resources, and coal burning can produce a large amount of waste gas, contaminated environment, so other alternative resource is all being sought by each state, as wind power generation, solar power generation etc., with the wind power generation is example, though it is a clear energy sources, yet, owing to the difference in season, the wind speed difference, cause energy output to have has less more, spread of voltage, then, cause shortening the useful life of storage battery to the charge in batteries shakiness; Be example again with the solar power generation, owing to the polytropy of nature weather, therefore also can cause the voltage instability of solar power generation, because climate reasons causes wind energy and solar powered unsteadiness that operating load (light source) can't normally be worked constantly.

In order to address the above problem, common way is to be equipped with electric energy simultaneously at present, at wind-force during more weak or bad weather, uses civil power to guarantee the illumination of light fixture, yet, so also can cause the consumption of electric power resource to a certain extent, still have improved space.

Because above-mentioned analysis adopts wind energy or solar energy to remain defective as the mode of the energy merely, can't obtain promoting, and be equipped with the defective that there are not environmental protection and energy saving in electric energy.

Moreover, because the unsteadiness of wind power generation or solar power generation, run into weather condition when not good, the electric weight of storing in the storage battery is less, can not satisfy the lighting demand of a whole night, therefore common way is regularly to regulate the power of light source now, as luminous power is higher before to 12 of nights to set the dusk, and in the second half of the night on the road flow of the people and vehicle flowrate reduce luminous power more after a little while, though this way can solve to a certain extent the storage battery accumulation of energy not enough with throw light on whole night between contradiction, do not have a flexibility, as the storage battery accumulation of energy when abundant, just need not to use this mode, therefore still can not the flexible adaptation actual conditions.

In view of all deficiencies that existing lighting exists, the inventor studies improvement at aforementioned disadvantages, develops a kind of controller that can control the lighting operating power flexibly, and this case produces thus.

Summary of the invention

Main purpose of the present invention is to provide a kind of energy-saving controller that can regulate energy output automatically, and it can prolong the service time of accumulation of energy, improves the stability and the continuation of illumination.

Secondary objective of the present invention is to provide a kind of energy-saving controller that can regulate energy output automatically, and it can improve the charge efficiency to electricity accumulating unit.

In order to reach above-mentioned purpose, solution of the present invention is:

A kind of energy-saving controller that can regulate energy output automatically, be applied to lighting, this lighting comprises power supply unit, electricity accumulating unit and the load that connects successively, described controller comprises detecting unit and energy output control unit, detecting unit is connected with electricity accumulating unit, according to the output of the electricity accumulating unit that detects/go into electric current to send signal to energy output detecting unit, and the energy output control unit is connected with load, and the operate power of control load.

Above-mentioned power supply unit comprises solar powered unit and wind energy power supply unit, all is connected to the input of electricity accumulating unit.

Above-mentioned lighting also comprises a voltage regulation unit, and solar powered unit all is connected with electricity accumulating unit by voltage regulation unit with the wind energy power supply unit, by voltage regulation unit the output voltage of two power supply units is boosted or step-down after send into electricity accumulating unit.

After adopting such scheme, the present invention has following improvement:

(1) detects the output current or the input current of electricity accumulating unit in real time, just can learn the variation of electric weight in the electricity accumulating unit, also promptly: when output current is higher, dump energy abundance in electricity accumulating unit this moment is described, vice versa, and if input current when higher, it is many that the expression power supply unit produces electric weight, for electricity accumulating unit supply electric weight height, come the operate power of corresponding regulating load by the energy output control unit according to the variation of dump energy again, thereby reasonably distribute the electric power storage energy, feasible power supply has more reasonability, prolong the service time of accumulation of energy, improve continuation and stability that load is used, the needs of As soon as possible Promising Policy illumination; In addition, more a preset value can be set, when electricity accumulating unit stored electric weight is not enough before dawn, can when being lower than this preset value, reduce electricity accumulating unit stored electric weight the operate power of load, cooperation had the colour of sky of low-light before dawn, be enough to satisfy the needs of illumination, thereby kept electric power storage, reduce consumes power, reach best energy saver mode;

(2) the present invention uses wind energy and solar energy simultaneously electricity accumulating unit to be charged, need not use civil power, energy-conserving and environment-protective, and avoid using merely the defective of wind energy or solar energy, even at the morning and evening solar irradiation during more weak or calm weather, also can carry out charging, improve charge efficiency, guarantee that electricity accumulating unit has stable electric power storage electric weight electricity accumulating unit;

(3) the present invention also is provided with voltage regulation unit, the voltage that solar powered unit, wind energy power supply unit produce can be carried out voltage stabilizing to the voltage of electricity accumulating unit standard configuration and charge, prolongs the useful life of electricity accumulating unit.

Description of drawings

Fig. 1 is a structured flowchart of the present invention;

Fig. 2 is a circuit connection diagram of the present invention.

Embodiment

Below in conjunction with drawings and the specific embodiments structure of the present invention and characteristics are elaborated.

At first with reference to shown in Figure 1, the invention provides a kind of energy-saving controller that can regulate energy output automatically, it can control power output automatically according to the variation of energy, be applied to lighting, described lighting comprises power supply unit, electricity accumulating unit 4 and load 7, power supply unit is electricity accumulating unit 4 chargings, provide mains lighting supply by electricity accumulating unit 4 for load 7 again, this is a prior art, and in the present embodiment, power supply unit is designed to comprise solar powered unit 1 and wind energy power supply unit 2, be electricity accumulating unit 4 chargings simultaneously, improve charge stability, also between power supply unit and electricity accumulating unit 4, be connected a voltage regulation unit 3 simultaneously by solar energy and wind energy, and described controller comprises detecting unit 5 and energy output control unit 6, below introduces respectively.

Solar powered unit 1 all is connected with voltage regulation unit 3 with wind energy power supply unit 2, and be connected to the input of electricity accumulating unit 4 via voltage regulation unit 3, wherein, solar powered unit 1 is used to absorb and shines upon the electric energy that solar panels produce and supply with electricity accumulating unit 3, wind energy power supply unit 2 is used for wind with occurring in nature as power source, be translated into electrical power storage in electricity accumulating unit 3, because solar energy, wind energy are regenerative resource, pollution-free, therefore energy-conserving and environment-protective meet the demand of the present situation of present alleviation energy scarcity very much; In addition, because the unsteadiness of extraneous solar irradiation and wind-force, cause the output voltage height of solar powered unit 1 and wind energy power supply unit 2 unstable, therefore use voltage regulation unit 3 to boost to voltage effectively or be depressurized to normal voltage, and then send in the electricity accumulating unit 4, can guarantee the stability of electricity accumulating unit 4 work, increase the service life.

Please also refer to shown in Figure 2, it is the circuit connection diagram of a preferred embodiment of the present invention, wherein electricity accumulating unit 4 uses the 24V batteries, and voltage regulation unit 3 adopts boost chip N2 and peripheral U1-U5, C1-C5 thereof, charge in the electricity accumulating unit 4 after the processing of the output current of solar powered unit 1 and wind energy power supply unit 2 by resistance-capacitance circuit E7, R4 resonance and the chip N2 that boosts, specifically, when the voltage of solar powered unit 1 was lower than electricity accumulating unit 4 (24V), this voltage made it boost to 30V by boost chip N2 and peripheral components and parts thereof.And simultaneously when the voltage of wind energy power supply unit 2 during greater than 30V, make it reach 30V and make it electricity accumulating unit 4 chargings by boost chip N2 and U1-U5 and C1-C5 step-down; Otherwise when the output voltage of wind energy power supply unit 2 was lower than electricity accumulating unit 4 (24V), this voltage made it boost to 30V by boost chip N2 and peripheral components and parts thereof.And make it reach 30V by boost chip N2 and U1-U5 and C1-C5 step-down during greater than 30V and make it electricity accumulating unit 4 chargings when the voltage of solar powered unit 1 simultaneously, make its and wind energy power supply unit 2 have steady identical operating voltage and electricity accumulating unit 4 is charged; In addition, when the output voltage of solar powered unit 1 and wind energy power supply unit 2 during all less than storage voltage 24V, the output voltage of solar powered unit 1 and wind energy power supply unit 2 boosts to 30V simultaneously by the chip N2 that boosts, and it can be charged simultaneously to electricity accumulating unit 4; Otherwise, when the output voltage of solar powered unit 1, wind energy power supply unit 2 during all greater than storage voltage 30v, the output voltage of solar powered unit 1, wind energy power supply unit 2 makes its voltage stabilizing simultaneously to 30V by boost chip N2 and UI-U5, and it can be charged simultaneously to electricity accumulating unit 4.Therefore the present invention has that to make low-voltage boost charge and the power supply unit that makes two or more different voltages be battery-driven function simultaneously, it is strong because of morning and evening sunlight to absorb solar powered unit 1, cloudy day sunlight deficiency and wind power supply unit 2 are because of the faint electric energy that can't absorb of wind-force, improve the charge efficiency of wind energy power supply unit 2 and solar powered unit 1 greatly, farthest reduced cost of investment.

The output of electricity accumulating unit 4 connects load 7, for load 7 provides mains lighting supply.

Detecting unit 5 connects the output or the input of electricity accumulating units 4, is used to detect the output current or the input current of electricity accumulating unit 4, is to be that example describes to detect output current in the present embodiment, detects the principle of input current and structure similarly, repeats no more; Detecting unit 5 is judged the variation of output electric weight after detecting the output current of electric power storage single 4, and sends signal according to the output charge value to energy output control unit 6; And the output of energy output control unit 6 connects load 7, and the operate power according to the signal control load 7 of detecting unit 5 describes in detail below with reference to physical circuit.

In conjunction with shown in Figure 2, the detecting unit 5 main microprocessor N1 that adopt, and energy output control unit 6 comprises that one triggered by the signal of detecting unit 5 and is the electric crystal switch S 1 of conducting/off-state, and load 7 is for being subjected to the F2 of this electric crystal switch S 1 control, electric crystal switch S 1 has a utmost point and load F2 conducting, and can control the output of its energy with the variation of electric power storage energy.Specifically, when detecting unit 5 records the output electric quantity change of electricity accumulating unit 4, the waveform of electric crystal switch S 1 one pin of the corresponding output control energy of microprocessor N1 output control unit 6, and also change when making electric energy by electric crystal switch S 1, at this moment, the power output of load F2 also correspondingly changes thereupon, when detecting unit 5 records the output electric weight reduction of electricity accumulating unit 4, microprocessor N1 promptly can send a controlling signal, and the output that triggers electric crystal switch S 1 decreases, and when detecting unit 5 recorded the output electric weight rising of electricity accumulating unit 4, microprocessor N1 promptly can send a controlling signal, and the output of triggering electric crystal switch S 1 increases, the reasonably output of distribute energy, thereby can improve the continuation of load 7 work greatly, need not timing controlled, use convenient.

In addition, please refer to shown in Figure 2 again, if load 7 is F1, F2, its pairing illumination driver element comprises and is electrically connected microprocessor N1 and corresponding controlled and be electric crystal switch E2, the E3 of conducting/off-state respectively, be electrically connected two electric crystal switch E2, E3 respectively and be electrically connected relay V1, the V2 of street lamp F1, F2 respectively, respectively with relay V1, V2 diode connected in parallel D1, D4, and capacitor C 6, C7 in parallel with diode D1, D4 respectively.Wherein, diode D1, D4 and capacitor C 6, C7 are used to absorb the back electromotive force that electric crystal switch E2, E3 and relay V1, V2 are produced between switching, prevent that electric crystal switch E2, E3 and relay V1, V2 are influenced and misoperation by back electromotive force.

With load F2 is example, during night, microprocessor N1 triggers electric crystal switch E3 and is conducting state, electric crystal switch E3 and then control relay V2 are conducting state, and make microprocessor N1 after the electric current of electricity accumulating unit 4 outputs is handled in voltage stabilizing, rectification, it is passed to load F2 for use, to send the illumination light; Survey the output electric weight of electricity accumulating unit 4 simultaneously by pin A2, export the conducting amount that corresponding waveform is controlled electric crystal switch S 1, the power of the direct control load F2 operation of variation of the electric current by electric crystal switch S 1 by port M.On the contrary, in the time of by day, microprocessor N1 control electric crystal switch E3 is off-state, and electric crystal switch E3 control relay V2 is off-state, and at this moment, electric energy can't be passed to load F2, so can't send illuminating ray.

In addition, microprocessor N1 also stores the preset value of corresponding electricity accumulating unit 4 electric weight, it can detect the current signal value of electricity accumulating unit 4, and with wind energy power supply unit 2, the current signal value of solar powered unit 1 is as the reference current signal value, judge the size of two signal values, when the current signal value of electricity accumulating unit 4 during less than the reference current signal value, microprocessor N1 triggers electric crystal switch E1 and is conducting state, and make this electric crystal switch E1 control relay V 3 be conducting state, at this moment, the wind energy power supply unit 2, the electric energy of solar powered unit 1 just can continue to charge in the electricity accumulating unit 4 by after the boosting of the chip N2 that boosts; When the electric weight of electricity accumulating unit 4 is lower than preset value, microprocessor N1 is by M pin output respective change, waveform with control electric crystal switch E3 conducting amount is controlled its current lead-through amount, thereby the power output of control load F2, therefore, under the sun-drenched situation of wind-force, it is wind energy power supply unit 2, solar powered unit 1 can charge normal for electricity accumulating unit 4, and when the more weak or external wind-force of morning and evening sunlight strength diminishes, wind energy power supply unit 2 also can effectively charge to electricity accumulating unit 4 with solar powered unit 1, thereby increase the charging interval and the operating efficiency of solar energy and wind energy significantly, and by going the power output of control load 7 to combine with the variation of electric power storage energy size, increase the time of load 7 continuous services again, make power pack obtain multi-level assurance.

On the contrary, when the reference current signal value of electricity accumulating unit 4 during greater than the reference current signal value of wind energy power supply unit 2 and solar powered unit 1, microprocessor N1 then triggers electric crystal switch E1 and is conducting state, electric crystal switch E1 control relay V3 simultaneously is conducting state, at this moment, solar powered unit 1, just continue to charge in the electricity accumulating unit 4 behind the lowering and stabilizing blood pressure of the electric energy of wind energy power supply unit 2 by boost chip N2 and U1-U5, when microprocessor N1 detects electric current in the electricity accumulating unit 4 greater than preset value, microprocessor N1 output signal makes a crystal switch E3 conducting, and relay V2 is closed directly to be that load F2 powers.Can prolong the useful life of electric crystal switch S 1 like this, thereby also guarantee the stability of entire circuit.

In sum, a kind of energy-saving controller that can regulate energy output automatically of the present invention, design by detecting unit 5 and energy output control unit 6, not only can grasp the Changes in weather in the round-the-clock environment immediately, effectively use the Nature energy, and can control the pattern of power output, thereby reduce the electric weight persistence that electricity accumulating unit 4 is consumed effectively according to the variation of electricity accumulating unit 4 dump energies; And cooperate voltage regulation unit 3, and can make illumination of the present invention obtain bigger assurance overcast and rainy, it is more stable, more lasting that the street lamp that adopts solar energy, wind energy power supply is used, and lighting time is longer.Or even under all not enough to some extent situation of wind-force and solar energy, also can continuous operation; Moreover, because the present invention is is not primary and secondary with for which side, the electric power storage mode of letting nature take its course, and can significantly improve electric power storage efficient, reduce the required time of electric power storage, and can guarantee more that stable electric power storage electric weight is arranged, simultaneously, and cooperate the voltage stabilizing charge function, is greatly improved the effective time of its charging, and reasonably controls output variable in good time and assisted, can farthest bring into play its stability, guarantee that load 7 can bring into play splendid illumination persistence.

Above embodiment only for explanation technological thought of the present invention, can not limit protection scope of the present invention with this, every technological thought that proposes according to the present invention, and any change of being done on the technical scheme basis all falls within the protection range of the present invention.

Claims (3)

1. can regulate the energy-saving controller that energy is exported automatically for one kind, be applied to lighting, this lighting comprises power supply unit, electricity accumulating unit and the load that connects successively, it is characterized in that: described controller comprises detecting unit and energy output control unit, detecting unit is connected with electricity accumulating unit, according to the output of the electricity accumulating unit that detects/go into electric current to send signal to energy output detecting unit, and the energy output control unit is connected with load, and the operate power of control load.
2. a kind of energy-saving controller that can regulate energy output automatically as claimed in claim 1, it is characterized in that: described power supply unit comprises solar powered unit and wind energy power supply unit, all is connected to the input of electricity accumulating unit.
3. a kind of energy-saving controller that can regulate energy output automatically as claimed in claim 2, it is characterized in that: described lighting also comprises a voltage regulation unit, solar powered unit all is connected with electricity accumulating unit by voltage regulation unit with the wind energy power supply unit, by voltage regulation unit the output voltage of two power supply units is boosted or step-down after send into electricity accumulating unit.
CN201010154782A 2010-03-24 2010-03-24 Energy-saving controller capable of adjusting energy output automatically CN101820708A (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102469661A (en) * 2010-11-19 2012-05-23 中国电子科技集团公司第五十研究所 Energy-saving control device and energy-saving control method of street lamp
WO2012129778A1 (en) * 2011-03-29 2012-10-04 阿特斯(中国)投资有限公司 Power output system
CN103389770A (en) * 2012-05-11 2013-11-13 上海凡宜科技电子有限公司 Manufacture procedure controller capable of adjusting electric quantity and method for adjusting electric quantity
TWI423730B (en) * 2010-10-07 2014-01-11
CN103547028A (en) * 2013-09-24 2014-01-29 昆山桑莱特新能源科技有限公司 Controller for wind-solar hybrid landscape lights
CN103619107A (en) * 2013-12-04 2014-03-05 青岛锐晶光电科技有限公司 LED streetlamp control system and control method
CN107990238A (en) * 2017-10-26 2018-05-04 深圳市世纪阳光照明有限公司 The solar street light and its control method of a kind of mains hybrid
CN108565907A (en) * 2018-02-06 2018-09-21 青岛天盈华智科技有限公司 A kind of charge/discharge control method, device, equipment and system

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CN201038820Y (en) * 2007-05-18 2008-03-19 保定天威英利新能源有限公司 An integrated machine for reverse conversion control
CN101146388A (en) * 2007-12-03 2008-03-19 孙民兴 LED lamp discharge control system of independent DC power
CN201354992Y (en) * 2008-12-29 2009-12-02 安徽风日光电科技有限责任公司 Intelligent streetlamp by comprehensively utilizing different energies

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201038820Y (en) * 2007-05-18 2008-03-19 保定天威英利新能源有限公司 An integrated machine for reverse conversion control
CN101146388A (en) * 2007-12-03 2008-03-19 孙民兴 LED lamp discharge control system of independent DC power
CN201354992Y (en) * 2008-12-29 2009-12-02 安徽风日光电科技有限责任公司 Intelligent streetlamp by comprehensively utilizing different energies

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI423730B (en) * 2010-10-07 2014-01-11
CN102469661A (en) * 2010-11-19 2012-05-23 中国电子科技集团公司第五十研究所 Energy-saving control device and energy-saving control method of street lamp
WO2012129778A1 (en) * 2011-03-29 2012-10-04 阿特斯(中国)投资有限公司 Power output system
CN103389770A (en) * 2012-05-11 2013-11-13 上海凡宜科技电子有限公司 Manufacture procedure controller capable of adjusting electric quantity and method for adjusting electric quantity
CN103389770B (en) * 2012-05-11 2014-12-24 上海凡宜科技电子有限公司 Manufacture procedure controller capable of adjusting electric quantity and method for adjusting electric quantity
CN103547028A (en) * 2013-09-24 2014-01-29 昆山桑莱特新能源科技有限公司 Controller for wind-solar hybrid landscape lights
CN103547028B (en) * 2013-09-24 2016-03-02 昆山桑莱特新能源科技有限公司 For the control device of scene complementary landscape lamp
CN103619107A (en) * 2013-12-04 2014-03-05 青岛锐晶光电科技有限公司 LED streetlamp control system and control method
CN107990238A (en) * 2017-10-26 2018-05-04 深圳市世纪阳光照明有限公司 The solar street light and its control method of a kind of mains hybrid
CN108565907A (en) * 2018-02-06 2018-09-21 青岛天盈华智科技有限公司 A kind of charge/discharge control method, device, equipment and system

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