CN203827563U - Novel xenon streetlight driving circuit - Google Patents
Novel xenon streetlight driving circuit Download PDFInfo
- Publication number
- CN203827563U CN203827563U CN201420144733.8U CN201420144733U CN203827563U CN 203827563 U CN203827563 U CN 203827563U CN 201420144733 U CN201420144733 U CN 201420144733U CN 203827563 U CN203827563 U CN 203827563U
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- China
- Prior art keywords
- street lamp
- semiconductor switch
- electrically connected
- triode
- igbt
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- 229910052724 xenon Inorganic materials 0.000 title claims abstract description 61
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon(0) Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 239000004065 semiconductor Substances 0.000 claims abstract description 56
- 239000003990 capacitor Substances 0.000 claims description 22
- 230000005611 electricity Effects 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000002035 prolonged Effects 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
Disclosed in the utility model is a novel xenon streetlight driving circuit comprising a control circuit, an active power factor correction circuit, an energy storage circuit, a bipolar driving semiconductor switch circuit and a xenon streetlight load. The active power factor correction circuit, the energy storage circuit, the bipolar driving semiconductor switch circuit, and the xenon streetlight load are successively and electrically connected; and the control circuit is further connected with the bipolar driving semiconductor switch circuit electrically. The xenon streetlight load includes two wiring electrodes. According to the scheme, because the active power factor correction circuit can carry out treatment on the harmonic pollution generated by the alternating current outputted by the power grid during the rectification process, the stable direct-current electric energy can be obtained, the power quality can be improved; the optimized design can be realized beneficially, and the manufacturing cost can be lowered; and the bipolar driving semiconductor switch circuit enables the two electrodes of the xenon streetlight load to serve as the cathode and the anode alternately, so that the consumption time of the electrodes are prolonged and thus the service life of the xenon streetlight load is also prolonged.
Description
Technical field
The utility model relates to a kind of Novel xenon street lamp drive circuit.
Background technology
Take in the road-light light-source that xenon lamp is lighting source, conventionally adopt the mode of power frequency ballast or the form of electronic controller to drive xenon lamp.In the type of drive of frequency rectifier, although flow through the drive current of xenon lamp, be alternating current, its circuit structure has determined that its grid side power factor is too low,, there is the drawback wasting energy in a large amount of harmonic pollutions that can increase power supply network that use.And the type of drive of electronic controller, although improved to a certain extent the power factor of drive circuit, but the type of drive of its xenon lamp is direct current form, xenon lamp works in negative electrode loss under unipolarity pattern obvious performance at short notice, and then can greatly reduce the useful life of xenon lamp.Therefore, existing xenon street lamp drive circuit can not satisfy the demands.
Utility model content
The technical problem that the utility model mainly solves is to provide a kind of Novel xenon street lamp drive circuit, the harmonic pollution that described active power factor correction circuit can produce the alternating current of electrical network output in switching process is administered, when obtaining stable DC electric energy, improve power quality, galvanic operating voltage is increased to 390V ± 4V simultaneously, make full use of the Parameter Conditions of components and parts in circuit and carry out energy storage and control break-make, be conducive to optimal design, reduce manufacturing cost; Described bipolar driving semiconductor switch circuit can make the load of described xenon street lamp in bipolar drive operating state, two electrodes of xenon street lamp load alternately serve as negative electrode, anode, can extend the loss time of electrode, thereby extend the useful life of xenon street lamp load.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of Novel xenon street lamp drive circuit is provided, comprise control circuit, active power factor correction circuit, accumulator, bipolar driving semiconductor switch circuit and the load of xenon street lamp, described active power factor correction circuit, accumulator, bipolar driving semiconductor switch circuit and the load of xenon street lamp are electrically connected successively, described control circuit is further electrically connected with described bipolar driving semiconductor switch circuit, and the load of described xenon street lamp comprises two link electrodes.
In preferred embodiment of the utility model, the power input of described active power factor correction circuit is connected with electrical network, described active power factor correction circuit output AC electricity and comprise alternating current the first output and alternating current the second output.
In preferred embodiment of the utility model, described accumulator comprises electrochemical capacitor, and the positive pole of described electrochemical capacitor and described alternating current the first output are electrically connected, and the negative pole of electrochemical capacitor and described alternating current the second output are electrically connected.
In preferred embodiment of the utility model, described bipolar driving semiconductor switch circuit comprises four semiconductor switchs, is followed successively by the first semiconductor switch, the second semiconductor switch, the 3rd semiconductor switch and the 4th semiconductor switch.
In preferred embodiment of the utility model, described semiconductor switch is triode, wherein, the collector electrode of the first triode and the second triode is all electrically connected with the positive pole of described electrochemical capacitor, the collector electrode of the emitter of described the first triode and described the 3rd triode is electrically connected, the collector electrode of the emitter of described the second triode and described the 4th triode is electrically connected, and the emitter of described the 3rd triode and the 4th triode is all electrically connected with the negative pole of described electrochemical capacitor.
In preferred embodiment of the utility model, the base stage of described first to fourth triode is electrically connected with described control circuit respectively.
In preferred embodiment of the utility model, the load of described xenon street lamp is connected between the emitter of described the first triode and the emitter of the second triode.
In preferred embodiment of the utility model, described semiconductor switch is insulated gate transistor (hereinafter to be referred as IGBT), wherein, the drain electrode of the one IGBT and the 2nd IGBT is all electrically connected with the positive pole of described electrochemical capacitor, the drain electrode of the source electrode of a described IGBT and described the 3rd IGBT is electrically connected, the drain electrode of the source electrode of described the 2nd IGBT and described the 4th IGBT is electrically connected, and the source electrode of described the 3rd IGBT and the 4th IGBT is all electrically connected with the negative pole of described electrochemical capacitor.
In preferred embodiment of the utility model, the grid of described first to fourth IGBT is electrically connected with described control circuit respectively.
In preferred embodiment of the utility model, the load of described xenon street lamp is connected between the source electrode of a described IGBT and the source electrode of the 2nd IGBT.
The beneficial effects of the utility model are: the harmonic pollution that active power factor correction circuit described in the utility model can produce the alternating current of electrical network output in switching process is administered, when obtaining stable DC electric energy, improve power quality, galvanic operating voltage is increased to 390V ± 4V simultaneously, making full use of the Parameter Conditions of components and parts in circuit carrys out energy storage and controls break-make, be conducive to optimal design, reduce manufacturing cost; Described bipolar driving semiconductor switch circuit can make the load of described xenon street lamp in bipolar drive operating state, two electrodes of xenon street lamp load alternately serve as negative electrode, anode, can extend the loss time of electrode, thereby extend the useful life of xenon street lamp load.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also according to these accompanying drawings, obtain other accompanying drawing, wherein:
Fig. 1 is the electrical block diagram of the utility model one preferred embodiment;
Fig. 2 is corresponding timing waveform and the current waveform figure that bipolar driving semiconductor switch circuit described in the utility model is controlled described xenon street lamp loaded work piece;
Fig. 3 is equivalent electric circuit and the current path figure of driving condition I in Fig. 2;
Fig. 4 is equivalent electric circuit and the current path figure of driving condition II in Fig. 2.
In accompanying drawing, the mark of each parts is as follows: 1, control circuit; 2, accumulator; 3, bipolar driving semiconductor switch circuit; S1, the first semiconductor switch; S2, the second semiconductor switch; S3, the 3rd semiconductor switch; S4, the 4th semiconductor switch; C1, electrochemical capacitor; L1, the load of xenon street lamp; APFC, active power factor correction circuit.
Embodiment
Below the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present utility model, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making all other embodiment that obtain under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 to Fig. 4, the utility model comprises:
A kind of Novel xenon street lamp drive circuit, comprise control circuit 1, active power factor correction circuit APFC, accumulator 2, bipolar driving semiconductor switch circuit 3 and xenon street lamp load L1, described active power factor correction circuit APFC, accumulator 2, bipolar driving semiconductor switch circuit 3 and xenon street lamp load L1 are electrically connected successively, described control circuit 1 is further electrically connected with described bipolar driving semiconductor switch circuit 3, and described xenon street lamp load L1 comprises two link electrodes.
Wherein, the power input of described active power factor correction circuit APFC is connected with electrical network, described active power factor correction circuit APFC output AC electricity and comprise alternating current the first output and alternating current the second output.Described active power factor correction circuit APFC can convert the AC energy of electrical network output to direct current energy, and this direct current energy is stored in described accumulator 2.Described accumulator 2 comprises electrochemical capacitor C1, and the positive pole of described electrochemical capacitor C1 and described alternating current the first output are electrically connected, and the negative pole of electrochemical capacitor C1 and described alternating current the second output are electrically connected.
Described bipolar driving semiconductor switch circuit 3 comprises four semiconductor switchs, is followed successively by the first semiconductor switch S1, the second semiconductor switch S2, the 3rd semiconductor switch S3 and the 4th semiconductor switch S4.
In preferred embodiment of the utility model, described semiconductor switch is triode, wherein, the collector electrode of the first triode and the second triode is all electrically connected with the positive pole of described electrochemical capacitor C1, the collector electrode of the emitter of described the first triode and described the 3rd triode is electrically connected, the collector electrode of the emitter of described the second triode and described the 4th triode is electrically connected, and the emitter of described the 3rd triode and the 4th triode is all electrically connected with the negative pole of described electrochemical capacitor C1.The base stage of described first to fourth triode is electrically connected with described control circuit 1 respectively.Described xenon street lamp load L1 is connected between the emitter of described the first triode and the emitter of the second triode.
In another preferred embodiment of the utility model, described semiconductor switch is IGBT, wherein, the drain electrode of the one IGBT and the 2nd IGBT is all electrically connected with the positive pole of described electrochemical capacitor C1, the drain electrode of the source electrode of a described IGBT and described the 3rd IGBT is electrically connected, the drain electrode of the source electrode of described the 2nd IGBT and described the 4th IGBT is electrically connected, and the source electrode of described the 3rd IGBT and the 4th IGBT is all electrically connected with the negative pole of described electrochemical capacitor C1.The grid of described first to fourth IGBT is electrically connected with described control circuit 1 respectively.Described xenon street lamp load L1 is connected between the source electrode of a described IGBT and the source electrode of the 2nd IGBT.
Operation principle of the present utility model is: described control circuit 1 is controlled respectively the break-make of four semiconductor switchs, to the control signal sequential chart of four semiconductor switchs as shown in Figure 2, the control signal sequential of control circuit 1 output consists of driving condition I and driving condition II.
When control signal sequential is during in driving condition I, described the first semiconductor switch S1 and the 4th semiconductor switch S4 are opening, the second semiconductor switch S2 and the 3rd semiconductor switch S3 are off-state, now current direction of the present utility model is " anodal (C1+) → S1 → L1 → S4 → C1 negative pole (C1-) of C1 ", now, the current direction of xenon street lamp load L1 is " the first electrode (electrode 1) → second electrode (electrode 2) ", and the second electrode of xenon street lamp load L1 is negative electrode.
When control signal sequential is during in driving condition II, described the second semiconductor switch S2 and the 3rd semiconductor switch S3 are opening, the first semiconductor switch S1 and the 4th semiconductor switch S4 are off-state, now current direction of the present utility model is " C1+ → S2 → L1 → S3 → C1-", now, the current direction of xenon street lamp load L1 is " electrode 2 → electrode 1 ", and the first electrode of xenon street lamp load L1 is negative electrode.
When xenon street lamp drive circuit continuous firing described in the utility model, its driving condition is hocketed by driving condition I, driving condition II, makes the electrode 1 of xenon street lamp, electrode 2 alternately serve as negative electrode.
Compared with prior art, the harmonic pollution that active power factor correction circuit APFC described in the utility model can produce the alternating current of electrical network output in switching process is administered, when obtaining stable DC electric energy, improve power quality, improved the power factor of drive circuit, power factor > 0.99, galvanic operating voltage is increased to 390V ± 4V simultaneously, making full use of the Parameter Conditions of components and parts in circuit carrys out energy storage and controls break-make, be conducive to optimal design, reduce manufacturing cost; Described bipolar driving semiconductor switch circuit 3 can make described xenon street lamp load L1 in bipolar drive operating state, two electrodes of xenon street lamp load L1 alternately serve as negative electrode, anode, can extend the loss time of electrode, thereby extend the useful life of xenon street lamp load L1.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model description to do; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a Novel xenon street lamp drive circuit, it is characterized in that, comprise control circuit (1), active power factor correction circuit (APFC), accumulator (2), bipolar driving semiconductor switch circuit (3) and xenon street lamp load (L1), described active power factor correction circuit, accumulator, bipolar driving semiconductor switch circuit and the load of xenon street lamp are electrically connected successively, described control circuit is further electrically connected with described bipolar driving semiconductor switch circuit, and the load of described xenon street lamp comprises two link electrodes.
2. Novel xenon street lamp drive circuit according to claim 1, it is characterized in that, the power input of described active power factor correction circuit is connected with electrical network, described active power factor correction circuit output AC electricity and comprise alternating current the first output and alternating current the second output.
3. Novel xenon street lamp drive circuit according to claim 2, it is characterized in that, accumulator comprises electrochemical capacitor (C1), and the positive pole of described electrochemical capacitor and described alternating current the first output are electrically connected, and the negative pole of electrochemical capacitor and described alternating current the second output are electrically connected.
4. Novel xenon street lamp drive circuit according to claim 3, it is characterized in that, described bipolar driving semiconductor switch circuit comprises four semiconductor switchs, is followed successively by the first semiconductor switch (S1), the second semiconductor switch (S2), the 3rd semiconductor switch (S3) and the 4th semiconductor switch (S4).
5. Novel xenon street lamp drive circuit according to claim 4, it is characterized in that, described semiconductor switch is triode, wherein, the collector electrode of the first triode and the second triode is all electrically connected with the positive pole of described electrochemical capacitor, the collector electrode of the emitter of described the first triode and the 3rd triode is electrically connected, the collector electrode of the emitter of described the second triode and the 4th triode is electrically connected, and the emitter of described the 3rd triode and the 4th triode is all electrically connected with the negative pole of described electrochemical capacitor.
6. Novel xenon street lamp drive circuit according to claim 5, is characterized in that, the base stage of described first to fourth triode is electrically connected with described control circuit respectively.
7. Novel xenon street lamp drive circuit according to claim 5, is characterized in that, the load of described xenon street lamp is connected between the emitter of described the first triode and the emitter of the second triode.
8. Novel xenon street lamp drive circuit according to claim 4, it is characterized in that, described semiconductor switch is IGBT, wherein, the drain electrode of the one IGBT and the 2nd IGBT is all electrically connected with the positive pole of described electrochemical capacitor, the drain electrode of the source electrode of a described IGBT and the 3rd IGBT is electrically connected, and the drain electrode of the source electrode of described the 2nd IGBT and the 4th IGBT is electrically connected, and the source electrode of described the 3rd IGBT and the 4th IGBT is all electrically connected with the negative pole of described electrochemical capacitor.
9. Novel xenon street lamp drive circuit according to claim 8, is characterized in that, the grid of described first to fourth IGBT is electrically connected with described control circuit respectively.
10. Novel xenon street lamp drive circuit according to claim 8, is characterized in that, the load of described xenon street lamp is connected between the source electrode of a described IGBT and the source electrode of the 2nd IGBT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420144733.8U CN203827563U (en) | 2014-03-28 | 2014-03-28 | Novel xenon streetlight driving circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420144733.8U CN203827563U (en) | 2014-03-28 | 2014-03-28 | Novel xenon streetlight driving circuit |
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| Publication Number | Publication Date |
|---|---|
| CN203827563U true CN203827563U (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420144733.8U Expired - Fee Related CN203827563U (en) | 2014-03-28 | 2014-03-28 | Novel xenon streetlight driving circuit |
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| CN (1) | CN203827563U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103874299A (en) * | 2014-03-28 | 2014-06-18 | 溢阳（太仓）光电科技有限公司 | Novel xenon street lamp drive circuit |
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2014
- 2014-03-28 CN CN201420144733.8U patent/CN203827563U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103874299A (en) * | 2014-03-28 | 2014-06-18 | 溢阳（太仓）光电科技有限公司 | Novel xenon street lamp drive circuit |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20160328 |