CN104010402A - Electric-lamp circuit - Google Patents
Electric-lamp circuit Download PDFInfo
- Publication number
- CN104010402A CN104010402A CN201310057116.4A CN201310057116A CN104010402A CN 104010402 A CN104010402 A CN 104010402A CN 201310057116 A CN201310057116 A CN 201310057116A CN 104010402 A CN104010402 A CN 104010402A
- Authority
- CN
- China
- Prior art keywords
- circuit
- port
- triggering
- circuits
- electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The embodiment of the invention discloses an electric-lamp circuit which includes an electric lamp and a capacitor compensation circuits, wherein the capacitor compensation circuit includes at least two capacitors which are connected in parallel; a first port of the capacitor compensation circuit is connected with a first input port of an electric lamp; a second port of the capacitor compensation circuit is connected with a second input port of the electric lamp; and the first port and the second port of the capacitor compensation circuit are used for being connected with a power supply. The electric-lamp circuit is capable of improving the power factor of an electric lamp.
Description
Technical field
The present invention relates to circuit field, relate in particular to a kind of lighting circuit.
Background technology
The electrical lamp that the place that power factor (PF) is higher is in the market used is all perception, and power factor is extremely low.For the power factor that improves electrical lamp normally way be the building-out capacitor that is connected in parallel, desirable electric capacity D.C. resistance is to be zero, but because the restriction of material can not be accomplished perfect condition.And the D.C. resistance of electric capacity has determined the height of the power factor of electrical lamp, the power factor of the larger electrical lamp of D.C. resistance of electric capacity is lower, otherwise higher.And electric capacity producer is too many at present, the level of the electric capacity of producing is uneven, the electric capacity that is connected in parallel like this, and the D.C. resistance of this electric capacity can be higher, thereby cause the power factor of electrical lamp lower.
Summary of the invention
The embodiment of the present invention provides a kind of lighting circuit, can improve the power factor of electrical lamp.
In order to solve the problems of the technologies described above, a kind of lighting circuit that the embodiment of the present invention provides, comprising:
Electric light and capacitor compensating circuit, wherein:
Described capacitor compensating circuit comprises at least two electric capacity that are connected in parallel, and the first port of described capacitor compensating circuit is connected with the first input end mouth of described electric light, the second port of described capacitor compensating circuit is connected with the second input port of described electric light, and the first port of described capacitor compensating circuit is respectively used to be connected with power supply with the second port.
In technique scheme, because capacitor compensating circuit comprises at least two electric capacity that are connected in parallel, the D.C. resistance of capacitor compensating circuit is just less like this, thereby can improve the power factor (PF) of electrical lamp.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of lighting circuit of providing of the embodiment of the present invention;
Fig. 2 is the structural representation of the another kind of lighting circuit that provides of the embodiment of the present invention;
Fig. 3 is the structural representation of the another kind of lighting circuit that provides of the embodiment of the present invention;
Fig. 4 is the circuit diagram of a kind of lighting circuit of providing of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 is the structural representation of a kind of lighting circuit of providing of the embodiment of the present invention, as shown in Figure 1, comprising:
Electric light 11 and capacitor compensating circuit 12, wherein:
Capacitor compensating circuit 12 comprises at least two electric capacity that are connected in parallel, and the first port of capacitor compensating circuit 12 is connected with the first input end mouth of electric light 11, the second port of capacitor compensating circuit 12 is connected with the second input port of electric light 11, and the first port of capacitor compensating circuit 12 is respectively used to be connected with power supply with the second port.
Because at least two electric capacity in capacitor compensating circuit 12 are connected in parallel, and the D.C. resistance of the electric capacity being connected in parallel is fewer, so just can improve the power factor of electric light.
In technique scheme, capacitor compensating circuit comprises at least two electric capacity that are connected in parallel, and the first port of capacitor compensating circuit is connected with the first input end mouth of electric light, the second port of capacitor compensating circuit is connected with the second input port of described electric light, and the first port of capacitor compensating circuit is respectively used to be connected with power supply with the second port.Because capacitor compensating circuit comprises at least two electric capacity that are connected in parallel, the D.C. resistance of capacitor compensating circuit is just less like this, thereby can improve the power factor (PF) of electrical lamp.
Fig. 2 is the structural representation of the another kind of lighting circuit that provides of the embodiment of the present invention, as shown in Figure 2, comprising: electric light 21, capacitor compensating circuit 22 and ballasting circuit 23, wherein:
Ballasting circuit 23, the first port of ballasting circuit 23 is connected with the first port of capacitor compensating circuit 22, the second port of ballasting circuit 23 is connected with the first input end mouth of electric light 21, ballasting circuit 22 is produced high-tension electric signal transmission to electric light 21 for moment, and limits excessive current delivery to electric light 21;
Capacitor compensating circuit 22 comprises at least two electric capacity that are connected in parallel, and the second port of capacitor compensating circuit 22 and the second input port of electric light 21 be connected, and the first port of capacitor compensating circuit 22 is respectively used to be connected with power supply with the second port.
Optionally, capacitor compensating circuit 22 comprises:
The first electric capacity and the second electric capacity, wherein:
Described the first electric capacity is connected with described the second Capacitance parallel connection.The D.C. resistance that such two Capacitance parallel connections connect capacitor compensating circuit 22 is just very little, thereby can improve the power factor of electric light.
Optionally, described the first electric capacity is the electric capacity that 20uF, withstand voltage 300V, precision are 5%, and described the second electric capacity is the electric capacity that 20uF, withstand voltage 300V, precision are 5%.According to the building-out capacitor of every watt of needs of algorithm of experience electrical lamp, be 0.1uF-0.12uF, after two 20uF electric capacity in parallel, resistance value reduces, and capacitance is 40uF, thereby the power factor of electric light can be brought up to more than 90%, thus the wasting of resources of minimizing electric power system.
Optionally, ballasting circuit 23 is to be Inductive ballast.
Optionally, described ballast for the maximum lamp working power of supporting be 400W, maximum working voltage is 230V, and the maximum operating currenbt ballast that is 8A.
Optionally, electric light 21 is Europe superscript gas generating lights.
In technique scheme, increased ballasting circuit in the above on the basis of embodiment, the quiescent current when power supply output changes like this, ballasting circuit can limit large current delivery to electric light, to avoid damaging electric light, meanwhile, can also improve the power factor of electric light.
The structural representation of the another kind of lighting circuit that Fig. 3 embodiment of the present invention provides, as shown in Figure 3, comprising: electric light 31, capacitor compensating circuit 32, ballasting circuit 23 and circuits for triggering 34, wherein:
Circuits for triggering 34, the first input end mouth of circuits for triggering 34 is connected with the second port of ballasting circuit 33, the second input port of circuits for triggering 34 is connected with the second port of capacitor compensating circuit 32, the output port of circuits for triggering 34 is connected with the first input end mouth of electric light 31, circuits for triggering 34 are for when described lighting circuit is communicated with power supply, the first input end mouth of control triggering electric circuit 34 is connected with the second input port of circuits for triggering 34, and when the duration being connected when the first input end mouth of circuits for triggering 34 and the second input port of circuits for triggering 34 reaches Preset Time threshold value, the second input port of the first input end mouth of control triggering electric circuit 34 and circuits for triggering 34 disconnects, and the first input end mouth of control triggering electric circuit 34 is connected with the output port of circuits for triggering 34, so that 33 moments of ballasting circuit produce high-tension electric signal transmission to electric light 31,
Ballasting circuit 3, the first port of ballasting circuit 33 is connected with the first port of capacitor compensating circuit 32, and ballasting circuit 32 is produced high-tension electric signal transmission to electric light 31 for moment, and limits excessive current delivery to electric light 31;
Capacitor compensating circuit 32 comprises at least two electric capacity that are connected in parallel, and the second port of capacitor compensating circuit 32 and the second input port of electric light 31 be connected, and the first port of capacitor compensating circuit 32 is respectively used to be connected with power supply with the second port.
Optionally, the structure of electric light 31, capacitor compensating circuit 32 and ballasting circuit 33 can be with reference to the described structure of embodiment above.
Optionally, circuits for triggering 34 are the trigger of electrical lamp special use.For example: the trigger of 35W-400W special use.
Optionally, when lighting circuit is communicated with power supply, the first input end mouth of circuits for triggering 31 is connected with the second input port, in the signal of telecommunication of power supply output, be loaded on ballasting circuit 33, when the duration being connected when the first input end mouth of circuits for triggering 34 and the second input port of circuits for triggering 34 reaches Preset Time threshold value, the second input port of the first input end mouth of control triggering electric circuit 34 and circuits for triggering 34 disconnects, and the first input end mouth of control triggering electric circuit 34 is connected with the output port of circuits for triggering 34, so that 33 moments of ballasting circuit produce high-tension electric signal transmission to electric light 31.Electric light 31 is just operated in luminance like this.
In technique scheme, on the basis of embodiment, increase circuits for triggering in the above, can control better ballasting circuit to the signal of telecommunication of electric light output voltage, meanwhile, can also realize the power factor that improves electric light.
Fig. 4 is the circuit diagram of a kind of lighting circuit of providing of the embodiment of the present invention, as shown in Figure 4, capacitor C 1 and capacitor C 2 are connected in parallel between the AC power of 220V, ballast one end is connected with capacitor C 2, the other end of ballast is connected with the R of trigger, and the LP end of trigger is connected with one end of electric light LAMP, and the N of trigger end is connected with the other end of electric light LAMP, and the port that electric light LAMP is connected with trigger N port is connected with capacitor C 2, and is connected in the AC power of 220V.Like this when power supply is communicated with, the R end of trigger is connected with N end, the signal of telecommunication of now power supply output is loaded in ballast, capacitor C 1 and capacitor C 2, the duration being connected with N end when the R end of trigger is during over a certain threshold value (size of this threshold value specifically according to the parameter of trigger and fixed), the R end of trigger just disconnects with N end, and the R of trigger end is connected with LP end, now ballast just by high-tension electric signal transmission to electric light LAMP, electric light LAMP receives this signal of telecommunication and is just operated in luminance.
Above disclosed is only preferred embodiment of the present invention, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the claims in the present invention, still belongs to the scope that the present invention is contained.
Claims (9)
1. a lighting circuit, is characterized in that, comprising:
Electric light and capacitor compensating circuit, wherein:
Described capacitor compensating circuit comprises at least two electric capacity that are connected in parallel, and the first port of described capacitor compensating circuit is connected with the first input end mouth of described electric light, the second port of described capacitor compensating circuit is connected with the second input port of described electric light, and the first port of described capacitor compensating circuit is respectively used to be connected with power supply with the second port.
2. lighting circuit as claimed in claim 1, is characterized in that, described lighting circuit also comprises:
Ballasting circuit, the first port of described ballasting circuit is connected with the first port of described capacitor compensating circuit, the second port of described ballasting circuit is connected with the first input end mouth of described electric light, described ballasting circuit is produced high-tension electric signal transmission to described electric light for moment, and limits excessive current delivery to described electric light.
3. lighting circuit as claimed in claim 1, is characterized in that, described lighting circuit also comprises:
Circuits for triggering, the first input end mouth of described circuits for triggering is connected with the second port of described ballasting circuit, the second input port of circuits for triggering is connected with the second port of described capacitor compensating circuit, the output port of described circuits for triggering is connected with the first input end mouth of described electric light, described circuits for triggering are for when described lighting circuit is communicated with power supply, control the first input end mouth of described circuits for triggering and the second input port of described circuits for triggering is connected, and when the duration being connected when the first input end mouth of described circuits for triggering and the second input port of described circuits for triggering reaches Preset Time threshold value, control the second input port disconnection of first input end mouth and the described circuits for triggering of described circuits for triggering, and the first input end mouth of controlling described circuits for triggering is connected with the output port of described circuits for triggering, so that ballasting circuit moment produce high-tension electric signal transmission to described electric light.
4. the lighting circuit as described in any one in claim 1-3, is characterized in that, described capacitor compensating circuit comprises:
The first electric capacity and the second electric capacity, wherein:
Described the first electric capacity is connected with described the second Capacitance parallel connection.
5. the lighting circuit as described in any one in claim 1-3, is characterized in that, described electric light is Europe superscript gas generating light.
6. lighting circuit as claimed in claim 2 or claim 3, is characterized in that, described ballasting circuit is Inductive ballast.
7. lighting circuit as claimed in claim 3, is characterized in that, described circuits for triggering are the trigger of electrical lamp special use.
8. lighting circuit as claimed in claim 4, is characterized in that, described the first electric capacity is the electric capacity that 20uF, withstand voltage 300V, precision are 5%, and described the second electric capacity is the electric capacity that 20uF, withstand voltage 300V, precision are 5%.
9. lighting circuit as claimed in claim 6, is characterized in that, described ballast for the maximum lamp working power of supporting be 400W, maximum working voltage is 230V, and the maximum operating currenbt ballast that is 8A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310057116.4A CN104010402A (en) | 2013-02-22 | 2013-02-22 | Electric-lamp circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310057116.4A CN104010402A (en) | 2013-02-22 | 2013-02-22 | Electric-lamp circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104010402A true CN104010402A (en) | 2014-08-27 |
Family
ID=51370855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310057116.4A Pending CN104010402A (en) | 2013-02-22 | 2013-02-22 | Electric-lamp circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104010402A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992022992A1 (en) * | 1991-06-11 | 1992-12-23 | Purus, Inc. | Switching power supply for high-voltage flash lamps |
| CN201426203Y (en) * | 2009-05-27 | 2010-03-17 | 宁波市镇海基成机械制造有限公司 | Variable power inductance ballast |
| CN201601875U (en) * | 2010-02-10 | 2010-10-06 | 佛山市南海今秋电子有限公司 | HID intelligent electrical box |
| WO2011086440A2 (en) * | 2010-01-15 | 2011-07-21 | Koninklijke Philips Electronics N.V. | A power factor correction circuit of an electronic ballast |
| CN202503772U (en) * | 2012-03-01 | 2012-10-24 | 张妙娟 | Solar energy automatic timing fluorescent lamp bank |
-
2013
- 2013-02-22 CN CN201310057116.4A patent/CN104010402A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992022992A1 (en) * | 1991-06-11 | 1992-12-23 | Purus, Inc. | Switching power supply for high-voltage flash lamps |
| CN201426203Y (en) * | 2009-05-27 | 2010-03-17 | 宁波市镇海基成机械制造有限公司 | Variable power inductance ballast |
| WO2011086440A2 (en) * | 2010-01-15 | 2011-07-21 | Koninklijke Philips Electronics N.V. | A power factor correction circuit of an electronic ballast |
| CN201601875U (en) * | 2010-02-10 | 2010-10-06 | 佛山市南海今秋电子有限公司 | HID intelligent electrical box |
| CN202503772U (en) * | 2012-03-01 | 2012-10-24 | 张妙娟 | Solar energy automatic timing fluorescent lamp bank |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104244514A (en) | Fly-back isolation type single-stage PFC and TRIAC dimmable LED drive circuit | |
| CN203775484U (en) | Intelligent LED fluorescent lamp in automatic identification compatibility mode | |
| TWI401991B (en) | Power transformation apparatus between dc lighting element and ballast | |
| CN107454708A (en) | A kind of high PF, the LED driver circuit of controllable silicon light modulation | |
| CN206498577U (en) | A kind of LED/light source drive control circuit inputted for electric ballast | |
| US20140300287A1 (en) | Light string | |
| CN107087324A (en) | A kind of High Power Factor phase-cut dimming power supply | |
| CN107529713B (en) | Universal LED lamp tube and module thereof | |
| CN207266351U (en) | LED power interface circuit and LED drive device | |
| CN109287022B (en) | LED lamp | |
| CN110545594A (en) | Anti-flicker silicon controlled rectifier dimming circuit and dimming method thereof | |
| CN104010402A (en) | Electric-lamp circuit | |
| CN202652646U (en) | Universal light modulator | |
| CN201674717U (en) | Segmented light adjustment double-tube electronic ballast | |
| CN103547044A (en) | Voltage stabilizing circuit of LED energy-saving lamp constant-current boost power supply | |
| CN103687173A (en) | Universal linear LED drive circuit capable of de-flashing | |
| CN207947926U (en) | A kind of light adjusting circuit and its light-emitting device | |
| CN206790732U (en) | A kind of new light adjusting circuit of adjustable dim light electric current | |
| CN106413204B (en) | A kind of ripple absorbing circuit | |
| CN206181464U (en) | Line wave absorption circuit | |
| CN204707313U (en) | A kind of LED protection circuit | |
| CN204634092U (en) | A kind of novel without stroboscopic Multifunctional LED power supply | |
| CN205430669U (en) | Compatible electronic ballast's LED power and LED fluorescent tube thereof | |
| CN101925227A (en) | Control circuit for a led lighting device | |
| CN104936340B (en) | Ripple-free LED light power circuit and the method for eliminating LED light power supply ripple |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140827 |