CN205793530U - It is a kind of that to use three-phase alternating-current supply be the device that LED illumination lamp is powered - Google Patents
It is a kind of that to use three-phase alternating-current supply be the device that LED illumination lamp is powered Download PDFInfo
- Publication number
- CN205793530U CN205793530U CN201620581813.9U CN201620581813U CN205793530U CN 205793530 U CN205793530 U CN 205793530U CN 201620581813 U CN201620581813 U CN 201620581813U CN 205793530 U CN205793530 U CN 205793530U
- Authority
- CN
- China
- Prior art keywords
- diode
- powered
- power supply
- current
- wave rectification
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Abstract
The utility model proposes that a kind of to use three-phase alternating-current supply be the device that LED illumination lamp is powered, including luminescence unit, luminescence unit includes: full-wave rectification bridge, is connected with sine ac power supply；Current limiting element, is connected with full-wave rectification bridge；Lamp bead, is connected with current limiting element and full-wave rectification bridge；Wherein, sine ac power supply be phase place mutual deviation be the three phase sine AC-powered power supply of 120 °.This utility model beneficial effect: make full use of three-phase alternating current phase compensation characteristic and eliminate harmful stroboscopic, the Rectified alternating current vibration frequency obtained after three-phase alternating current all wave rectification is promoted to 300Hz, the power-supply fluctuation degree of depth is dropped to 7.1 by 100, even if not taking any filtering measures directly to light lamp bead, its scintillation index has been less than the imperceptible limit value of the 9.6 of IEEE PAR1789 regulation the most；Not having capacitor and inductor element in circuit, power factor is high, and all elements, without life-span short slab, are greatly improved LED lamp service life.
Description
Technical field
This utility model relates to that a kind of to use three-phase alternating-current supply be the device that LED illumination lamp is powered.
Background technology
The LED illumination technology risen in recent years, develops fast because of lamp bead luminous efficiency height, energy-conserving and environment-protective, theoretical life-span length
Suddenly, but after producing concrete LED illumination lamp, these advantages are just had a greatly reduced quality.At present, the method powered for LED lamp bead has
Three kinds, one is the DCLED of single light fixture direct current supply, configures one and drive power supply input 220V alternating current to carry out in each light fixture
Transformer Rectifier filters, and obtains stable low-voltage direct electric drive LED lamp bead luminous, and the main flow being current is powered type of drive, its
Advantage is luminous without stroboscopic, and shortcoming is that circuit is complicated, relatively costly, and drives the main filter element in power supply to be electrolysed
Capacitor, the life-span, far below LED lamp bead and other electronic devices and components, is the short slab of light fixture reliability so that LED life length excellent
Point is difficult to embody in the product.Two is directly to use the nothing of 220V industrial-frequency alternating current commutation supply voltage to drive ACLED in single light fixture,
It is applied in the LED lamp of part low cost, although eliminate electrolysis condenser, simplify drive circuit, it can be difficult to overcome
The power frequency flicker of 50～100Hz, because the forward C-V characteristic of LED, so at identical power frequency AC or pulsafeeder
Under driving, the scintillation of ACLED illuminating product output light is substantially more than conventional light source so that the use occasion of ACLED light fixture
It is greatly limited.No matter DCLED or ACLED, the most single light fixture uses 220V single-phase alternating current to power.The
Three kinds of modes are a kind of brand-new illuminator modes, carry out rectifying and voltage-stabilizing in public illumination control room or power distribution cabinet, comparison
In territory, area pellucida, centralized high voltage direct current supply carried out by multiple light fixtures, without harmful stroboscopic, it is simple to monitoring is safeguarded and carries out the intelligence of light
Control, but system cost is higher, is only applied to the special occasions that some lighting requirements are higher at present, and also in Developing Extension rank
Section.To this end, a kind of no electrolytic capacitor device of research and development, directly employing industrial-frequency alternating current commutation supply voltage, simple in construction, with low cost, work
Make the life-span long, without ACLED lamp driving device and the method for harmful stroboscopic, for breaking through the technical bottleneck of LED illumination, promote it
Widespread development has great importance.
Utility model content
The utility model proposes that a kind of to use three-phase alternating-current supply be the device that LED illumination lamp is powered, solve existing
Problem above-mentioned in technology.
The technical solution of the utility model is achieved in that
It is a kind of that to use three-phase alternating-current supply be the device that LED illumination lamp is powered, including luminescence unit, and described luminescence unit
Including:
Full-wave rectification bridge, is connected with sine ac power supply；
Current limiting element, is connected with described full-wave rectification bridge；
Lamp bead, is connected with described current limiting element and described full-wave rectification bridge；
Wherein, sine ac power supply be phase place mutual deviation be the three phase sine AC-powered power supply of 120 °.
Further, the quantity of described luminescence unit is one, and described full-wave rectification bridge is three phase full wave rectification bridge, described
Three phase full wave rectification bridge includes:
First diode, described first diode cathode is connected with described current limiting element；
Second diode, described second diode cathode is connected with described first diode cathode, described second diode
Positive pole is connected with described lamp bead；
First power supply connects end, is arranged between described first diode and described second diode；
3rd diode, described 3rd diode cathode is connected with described current limiting element；
4th diode, described 4th diode cathode is connected with described 3rd diode cathode, described 4th diode
Positive pole is connected with described lamp bead；
Second power supply connects end, is arranged between described 3rd diode and described 4th diode；
5th diode, described 5th diode cathode is connected with described current limiting element；
6th diode, described 6th diode cathode is connected with described 5th diode cathode, described 6th diode
Positive pole is connected with described lamp bead；
3rd power supply connects end, is arranged between described 5th diode and described 6th diode.
Preferably, the voltage of described sine ac power supply is 24～380V.
Preferably, the quantity of described luminescence unit is three, and described full-wave rectification bridge is fullwave rectification bridge, three institutes
The light emission direction stating luminescence unit points to same illumination region.
Preferably, the voltage of described sine ac power supply is 24～220V.
Preferably, described current limiting element is constant current IC module or current-limiting resistance.
Preferably, described lamp bead is COB lamp bead, and described COB lamp bead includes the LED wafer of some series connection.
The beneficial effects of the utility model are:
Described in the utility model a kind of to use three-phase alternating-current supply be the device that LED illumination lamp is powered, and makes full use of
The phase compensation characteristic of three-phase alternating current eliminates harmful stroboscopic, after three-phase alternating current all wave rectification, and the pulsating direct current obtained
Electro-mechanical wave frequency upgrading is 300Hz, and the power-supply fluctuation degree of depth is dropped to 7.1 by 100, even if not taking any filtering measures to go directly
Lighting lamp bead, its scintillation index has been less than the imperceptible limit value of the 9.6 of IEEE PAR1789 regulation the most, can be referred to as nothing
Stroboscopic；Further, since do not have capacitor and inductor element in circuit, power factor is high, and all elements do not have life-span short slab, Ke Yiji
The big service life improving LED lamp.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of structured flowchart using three-phase alternating-current supply to be the device that LED illumination lamp is powered of this utility model；
Fig. 2 is that a kind of to use three-phase alternating-current supply be one embodiment of device that LED illumination lamp is powered to this utility model
Circuit theory diagrams；
Fig. 3 be this utility model a kind of use three-phase alternating-current supply be the device powered of LED illumination lamp another implement
The circuit theory diagrams of example.
In figure:
1, full-wave rectification bridge；11, the first diode；12, the second diode；13, the first power supply connects end；14,
Three diodes；15, the 4th diode；16, the second power supply connects end；17, the 5th diode；18, the 6th diode；19、
3rd power supply connects end；2, current limiting element；3, lamp bead；4, sine ac power supply.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
It is as Figure 1-3, described in the utility model that a kind of to use three-phase alternating-current supply be the dress that LED illumination lamp is powered
Putting, including luminescence unit, luminescence unit includes:
Full-wave rectification bridge 1, is connected with sine ac power supply 4；
Current limiting element 2, is connected with full-wave rectification bridge 1；
Lamp bead 3, is connected with current limiting element 2 and full-wave rectification bridge 1；
Wherein, sine ac power supply 4 is three phase sine AC-powered power supply that phase place mutual deviation is 120 °.
Wherein, when the quantity of luminescence unit is one, full-wave rectification bridge 1 is three phase full wave rectification bridge, and three-phase full-wave is whole
Stream bridge includes:
First diode 11, the first diode 11 negative pole is connected with current limiting element 2；
Second diode 12, the second diode 12 negative pole and the first diode 11 positive pole connect, the second diode 12 positive pole
It is connected with lamp bead 3；
First power supply connects end 13, is arranged between the first diode 11 and the second diode 12；
3rd diode 14, the 3rd diode 14 negative pole is connected with current limiting element 2；
4th diode 15, the 4th diode 15 negative pole and the 3rd diode 14 positive pole connect, the 4th diode 15 positive pole
It is connected with lamp bead 3；
Second power supply connects end 16, is arranged between the 3rd diode 14 and the 4th diode 15；
5th diode 17, the 5th diode 17 negative pole is connected with current limiting element 2；
6th diode 18, the 6th diode 18 negative pole and the 5th diode 17 positive pole connect, the 6th diode 18 positive pole
It is connected with lamp bead 3；
3rd power supply connects end 19, is arranged between the 5th diode 17 and the 6th diode 18.
Wherein it is preferred to, the voltage of described sine ac power supply 4 is 24～380V.
Specifically, as a example by 380V three-phase alternating current, after carrying out all wave rectification, obtaining peak value is 537V, and meansigma methods is
514V, ripple frequency is 300Hz, and ripple amplitude is the Rectified alternating current of 71V, in order to drive lamp bead 3.
Wherein, when the quantity of luminescence unit is three, full-wave rectification bridge 1 is fullwave rectification bridge, and three luminous single
The light emission direction of unit points to same illumination region.
Wherein it is preferred to, the voltage of described sine ac power supply 4 is 24～220V.
Specifically, as a example by 220V single-phase alternating current, after carrying out all wave rectification, without filtering, obtain peak value and pulsation
Amplitude is 310V, virtual value is 220V, ripple frequency is the Rectified alternating current of 100Hz, drives lamp bead 3 through current limiting element
Light.Within the cycle of each industrial-frequency alternating current, the light wave of each luminescence unit has a serious stroboscopic, but three road luminescence units with
The pulsation light wave that the phase contrast of 120 ° sends in turn can fill up mutually trough, alleviates stroboscopic.
Use three-phase alternating-current supply described in the utility model is the device that LED illumination lamp is powered, and utilizes three tunnels different
The phase compensation characteristic of phase place light wave eliminates harmful stroboscopic, does not such as have Large Copacity to be electrolysed after single phase industrial frequence alternating current full wave rectification
Capacitor filtering, ripple frequency is 100Hz, and the fluctuation degree of depth is 100, directly drives lamp bead, and stroboscopic is the most serious.But point to same photograph
After territory, area pellucida three road light wave is with the phase contrast superposition of 120 °, the pulsating wave frequency obtained is promoted to 300Hz, the light beats degree of depth
Being dropped to 7.1 by 100, its scintillation index has been less than the imperceptible limit value of the 9.6 of IEEE PAR1789 regulation, and three tunnels combinations are shone
Obvious results fruit is without stroboscopic.Further, since do not have capacitor and inductor element in circuit, power factor is high；There is no the Switching Power Supply of complexity,
Product cost is low, without high frequency electromagnetic radiation；All elements do not have life-span short slab, and the service life of light fixture can be greatly improved.When
When the quantity of luminescence unit is three, this utility model is applicable to be equipped with street and the factories and miness of three-phase five-wire mode supply line
Street lamp, and large space indoor illumination.
Wherein it is preferred to, described current limiting element 2 is constant current IC module or current-limiting resistance.
Wherein it is preferred to, described lamp bead 3 is COB lamp bead, and COB lamp bead includes the LED wafer of some series connection.
For LED light source and the stroboscopic of light fixture, domestic there is no concrete standard, but the U.S. is at IEEEPAR1789, and " LED shines
The potential health effect of bright flicker " in define fluctuation the degree of depth limit value, numerical value is in turn divided into from small to large without influence area
With low-risk region, then there is harmful serious stroboscopic higher than low-risk region；The fluctuation degree of depth is defined as by IEEE PAR1789
The difference of minimum and maximum brightness is multiplied by 100 again divided by minimum and maximum brightness sum.The fluctuation degree of depth and the letter driving power frequency
Number relation is linear change, and the higher limit in low-risk region is flicker frequency × 0.08, and the higher limit without influence area is sudden strain of a muscle
Bright frequency × 0.032.
Described in the utility model a kind of to use three-phase alternating-current supply be the device that LED illumination lamp is powered, and makes full use of
The phase compensation characteristic of three-phase alternating current eliminates harmful stroboscopic, after three-phase alternating current all wave rectification, and the pulsating direct current obtained
Electro-mechanical wave frequency upgrading is 300Hz, and the power-supply fluctuation degree of depth is dropped to 7.1 by 100, even if not taking any filtering measures to go directly
Lighting lamp bead 3, its scintillation index has been less than the imperceptible limit value of the 9.6 of IEEE PAR1789 regulation the most, can be referred to as
Without stroboscopic；Further, since do not have capacitor and inductor element in circuit, power factor is high, and all elements do not have life-span short slab, permissible
The service life of LED lamp is greatly improved.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (7)
1. one kind uses three-phase alternating-current supply is the device that LED illumination lamp is powered, it is characterised in that include luminescence unit, institute
State luminescence unit to include:
Full-wave rectification bridge (1), is connected with sine ac power supply (4)；
Current limiting element (2), is connected with described full-wave rectification bridge (1)；
Lamp bead (3), is connected with described current limiting element (2) and described full-wave rectification bridge (1)；
Wherein, sine ac power supply (4) be phase place mutual deviation be the three phase sine AC-powered power supply of 120 °.
Use three-phase alternating-current supply the most according to claim 1 is the device that LED illumination lamp is powered, it is characterised in that
The quantity of described luminescence unit is one, and described full-wave rectification bridge (1) is three phase full wave rectification bridge, described three phase full wave rectification bridge
Including:
First diode (11), described first diode (11) negative pole is connected with described current limiting element (2)；
Second diode (12), described second diode (12) negative pole is connected with described first diode (11) positive pole, and described
Two diodes (12) positive pole is connected with described lamp bead (3)；
First power supply connects end (13), is arranged between described first diode (11) and described second diode (12)；
3rd diode (14), described 3rd diode (14) negative pole is connected with described current limiting element (2)；
4th diode (15), described 4th diode (15) negative pole is connected with described 3rd diode (14) positive pole, and described
Four diodes (15) positive pole is connected with described lamp bead (3)；
Second power supply connects end (16), is arranged between described 3rd diode (14) and described 4th diode (15)；
5th diode (17), described 5th diode (17) negative pole is connected with described current limiting element (2)；
6th diode (18), described 6th diode (18) negative pole is connected with described 5th diode (17) positive pole, and described
Six diodes (18) positive pole is connected with described lamp bead (3)；
3rd power supply connects end (19), is arranged between described 5th diode (17) and described 6th diode (18).
Use three-phase alternating-current supply the most according to claim 2 is the device that LED illumination lamp is powered, it is characterised in that
The voltage of described sine ac power supply (4) is 24～380V.
Use three-phase alternating-current supply the most according to claim 1 is the device that LED illumination lamp is powered, it is characterised in that
The quantity of described luminescence unit is three, and described full-wave rectification bridge (1) is fullwave rectification bridge, three described luminescence units
Light emission direction points to same illumination region.
Use three-phase alternating-current supply the most according to claim 4 is the device that LED illumination lamp is powered, it is characterised in that
The voltage of described sine ac power supply (4) is 24～220V.
Use three-phase alternating-current supply the most according to claim 1 is the device that LED illumination lamp is powered, it is characterised in that
Described current limiting element (2) is constant current IC module or current-limiting resistance.
Use three-phase alternating-current supply the most according to claim 1 is the device that LED illumination lamp is powered, it is characterised in that
Described lamp bead (3) is COB lamp bead, and described COB lamp bead includes the LED wafer of some series connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620581813.9U CN205793530U (en) | 2016-06-15 | 2016-06-15 | It is a kind of that to use three-phase alternating-current supply be the device that LED illumination lamp is powered |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620581813.9U CN205793530U (en) | 2016-06-15 | 2016-06-15 | It is a kind of that to use three-phase alternating-current supply be the device that LED illumination lamp is powered |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205793530U true CN205793530U (en) | 2016-12-07 |
Family
ID=58131479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620581813.9U Expired - Fee Related CN205793530U (en) | 2016-06-15 | 2016-06-15 | It is a kind of that to use three-phase alternating-current supply be the device that LED illumination lamp is powered |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205793530U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105934039A (en) * | 2016-06-15 | 2016-09-07 | 北京宇环通高科技有限公司 | Apparatus and method for supplying power to LED illuminating lamp by using three-phase alternating current power supply |
| CN110691450A (en) * | 2019-09-19 | 2020-01-14 | 浙江大学 | High-power low-strobe alternating-current direct-connection LED driving method and device and application |
-
2016
- 2016-06-15 CN CN201620581813.9U patent/CN205793530U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105934039A (en) * | 2016-06-15 | 2016-09-07 | 北京宇环通高科技有限公司 | Apparatus and method for supplying power to LED illuminating lamp by using three-phase alternating current power supply |
| CN110691450A (en) * | 2019-09-19 | 2020-01-14 | 浙江大学 | High-power low-strobe alternating-current direct-connection LED driving method and device and application |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104427688B (en) | LED alternating-current drive circuit | |
| CN102014557A (en) | LED dimming power supply | |
| CN205793519U (en) | A kind of three-phase alternating-current powered is without stroboscopic ACLED light fixture | |
| CN103716952B (en) | A kind of LED switch power supply and control method thereof | |
| CN205793530U (en) | It is a kind of that to use three-phase alternating-current supply be the device that LED illumination lamp is powered | |
| US20150351181A1 (en) | Drive circuit device for flicker-free led | |
| CN204031554U (en) | A kind of LED constant current driving power circuit | |
| CN205961512U (en) | LED light modulator and LED drive arrangement | |
| CN105934039A (en) | Apparatus and method for supplying power to LED illuminating lamp by using three-phase alternating current power supply | |
| CN203181303U (en) | Light modulator used for voltage drop dimming light fixture | |
| CN205793518U (en) | A kind of three-phase Light Source Compensation eliminates the ACLED light fixture of stroboscopic | |
| CN105764178A (en) | Stroboflash-free sectional type constant-current LED driving circuit | |
| CN201928493U (en) | Constant current led lamp | |
| CN103052222A (en) | 220V light-dimmable constant-current drive high-voltage LED (Light Emitting Diode) circuit | |
| CN201742601U (en) | Stabilized power supply of light-emitting diode lamp | |
| CN205648128U (en) | LED electric light source adaptive control device based on best light efficiency | |
| CN204291510U (en) | LED daylight lamp circuit, LED daylight lamp that a kind of electronic ballast for fluoresent lamp drives | |
| CN104853473A (en) | LED fluorescent lamp circuit employing fluorescent lamp electronic ballast for driving and LED fluorescent lamp | |
| CN206413228U (en) | It is a kind of effectively to weaken the LED electrical equipments of stroboscopic phenomenon | |
| CN202435669U (en) | LED power supply circuit adaptable to bidirectional thyristor dimming | |
| CN102905429B (en) | Pulse-driven power circuit of LEDs (light emitting diodes) with equal duty ratio | |
| CN203279276U (en) | Simple circuit LED lamp driving power supply | |
| CN201114868Y (en) | A driving circuit for LED lighting lamp | |
| CN202841599U (en) | High-voltage light emitting diode lighting device | |
| CN206506735U (en) | A kind of home decoration energy-saving LED drive circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20190615 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |