CN208285616U - A kind of HID lamp electric stabilizer improving efficiency - Google Patents
A kind of HID lamp electric stabilizer improving efficiency Download PDFInfo
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- CN208285616U CN208285616U CN201820935930.XU CN201820935930U CN208285616U CN 208285616 U CN208285616 U CN 208285616U CN 201820935930 U CN201820935930 U CN 201820935930U CN 208285616 U CN208285616 U CN 208285616U
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Abstract
A kind of HID lamp electric stabilizer improving efficiency, including AC power source VS, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3, metal-oxide-semiconductor Q4, diode D1, diode D2, diode D3, diode D4, capacitor Cdc, capacitor Cfi, capacitor Cfo, inductance Lb, inductance Lfi and inductance Lfo, the metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3 and metal-oxide-semiconductor Q4, at it, respectively internal reverse parallel connection has diode respectively.The utility model is by being integrated into single-stage framework for circuit structure, cost is not only greatly reduced and improves overall conversion efficiency, and have function because of modified function simultaneously, the driven under square wave current high-intensity gas discharge lamp (HID) of mains frequency can be exported, it is effectively prevent the generation of audio resonance, and high-intensity gas discharge lamp (HID) is made to have many advantages, such as high color rendering, high-luminous-efficiency.
Description
Technical field
The utility model relates to a kind of HID lamp stabilizers, refer in particular to a kind of HID lamp electronics for improving efficiency
Stabilizer.
Background technique
Lighting source is element indispensable in human lives, and as population constantly increases, people are for illumination light
The demand in source also increasingly increases.And high-intensity gas discharge lamp (HID) has brightness height, luminous efficiency height, does not lure worm, service life
The good characteristics of luminescence such as long, thus there is the value of research.
High-intensity gas discharge lamp (HID) also extends because of the physical characteristic of itself although possessing many advantages:
The disadvantages of the problem of higher starting voltage, the transient overlong time of cold start-up, thermal starting difficulty and audio resonance, make
The design for obtaining the electric stabilizer of high-intensity gas discharge lamp (HID) seems more difficult and complicated.
Chinese invention patent (application number: 201720705580.3) discloses a kind of novel half-bridge driven for HID lamp
Circuit comprising the drain electrode of metal-oxide-semiconductor Q11, resistance R21, transformer T3 and transformer T4, the metal-oxide-semiconductor Q11 connect resistance R21
Connect diode D6's with the other end of power supply VCC, the connection connection of secondary windings one end the resistance R16, resistance R16 of transformer T3
The base stage of anode, resistance R17 and triode Q10, the emitter of the cathode connected to the transistor Q10 of diode D6 and metal-oxide-semiconductor Q11's
Grid.Although the above circuit structure can limit the pulse amplitude of driving output in a certain range, guarantee metal-oxide-semiconductor and driving
The safety of circuit improves the reliability of circuit, but there is also have following shortcoming: circuit knot in actual use
Structure is complex, hardware cost is higher and specific consumption is higher, and can there are problems that in actual use because of audio resonance.
Utility model content
The utility model provides a kind of HID lamp electric stabilizer for improving efficiency, and main purpose is gram
Circuit structure is complex, hardware cost is higher and specific consumption is higher existing for HID lamp driving circuit in the prior art etc. lacks for clothes
It falls into.
In order to solve the above technical problems, the utility model adopts the following technical solution:
It is a kind of improve efficiency HID lamp electric stabilizer, including AC power source VS, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2,
Metal-oxide-semiconductor Q3, metal-oxide-semiconductor Q4, diode D1, diode D2, diode D3, diode D4, capacitor Cdc, capacitor Cfi, capacitor Cfo,
Inductance Lb, inductance Lfi and inductance Lfo, the metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3 and metal-oxide-semiconductor Q4 respectively its respectively
Internal reverse parallel connection has diode, and one end of the inductance Lfi is electrically connected with the anode of the AC power source VS, the inductance Lb
One end and one end of capacitor Cfi be parallel to the other end of inductance Lfi, the other end of the inductance Lb and diode D4's
Cathode is parallel to the anode of the diode D1, the drain electrode of the cathode, metal-oxide-semiconductor Q3 of the diode D1, metal-oxide-semiconductor Q2 source electrode with
And the side of capacitor Cfo is parallel to the side of a HID lamp, the other side of the capacitor Cfo and the side of inductance Lfo are parallel to
The other side of the HID lamp, the drain electrode of cathode, metal-oxide-semiconductor Q4 of diode D2 and the source electrode of metal-oxide-semiconductor Q1 are parallel to described jointly
The other end of the other side of inductance Lfo, the anode of diode D2, the cathode of diode D3 and capacitor Cfi is parallel to friendship jointly
The cathode of galvanic electricity source VS, the anode of diode D3, the anode of diode D4, the source electrode of metal-oxide-semiconductor Q4, metal-oxide-semiconductor Q3 source electrode and
One end earth of capacitor Cdc, the drain electrode of metal-oxide-semiconductor Q1 and the drain electrode of metal-oxide-semiconductor Q2 are parallel to the another of capacitor Cdc jointly
End.
Further, the capacitor Cdc is straight line chain capacitor.
Further, the parameter of the capacitor Cdc is 330 μ F.
Further, the parameter of the capacitor Cfi is 0.22 μ F.
Further, the parameter of the capacitor Cfo is 22nF.
Further, the parameter of the inductance Lb is 0.7mH.
Further, the parameter of the inductance Lfi is 5mH.
Further, the parameter of the inductance Lfo is 150 μ H.
Compared to the prior art, the beneficial effect that the utility model generates is:
The three-level electric stabilizer framework that the utility model drives traditional low-frequency square wave, is integrated into single-stage framework, not only
Cost is greatly reduced and improves overall conversion efficiency, and has function because of modified function simultaneously, the side of mains frequency can be exported
Wave electric current drives high-intensity gas discharge lamp (HID), effectively prevent the generation of audio resonance, and make high intensity discharge
Lamp (HID) has many advantages, such as high color rendering, high-luminous-efficiency.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the circuit diagram of the utility model.
Control signal and theoretical waveforms when Fig. 2 is utility model works.
Fig. 3 is circuit fundamental diagram of the utility model under each operating mode.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clear, complete description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
Referring to FIG. 1, FIG. 2 and FIG. 3.A kind of HID lamp electric stabilizer improving efficiency, including AC power source
VS, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3, metal-oxide-semiconductor Q4, diode D1, diode D2, diode D3, diode D4, capacitor
Cdc, capacitor Cfi, capacitor Cfo, inductance Lb, inductance Lfi and inductance Lfo, the metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3 and
At it, respectively internal reverse parallel connection has diode to metal-oxide-semiconductor Q4 respectively, and one end of the inductance Lfi and the AC power source VS are just
Pole electrical connection, one end of the inductance Lb and one end of capacitor Cfi are parallel to the other end of inductance Lfi, the inductance Lb's
The cathode of the other end and diode D4 are parallel to the anode of the diode D1, the cathode of the diode D1, metal-oxide-semiconductor Q3
Drain electrode, the source electrode of metal-oxide-semiconductor Q2 and capacitor Cfo side be parallel to the side of a HID lamp, the other side of the capacitor Cfo with
And the side of inductance Lfo is parallel to the other side of the HID lamp, the drain electrode of the cathode, metal-oxide-semiconductor Q4 of diode D2 and metal-oxide-semiconductor
The source electrode of Q1 is parallel to the other side of the inductance Lfo jointly, the cathode and capacitor of the anode of diode D2, diode D3
The other end of Cfi is parallel to the cathode of AC power source VS jointly, the anode of diode D3, the anode of diode D4, metal-oxide-semiconductor Q4
One end earth of source electrode, the source electrode of metal-oxide-semiconductor Q3 and capacitor Cdc, the drain electrode of metal-oxide-semiconductor Q1 and the drain electrode of metal-oxide-semiconductor Q2 are total
With the other end for being parallel to capacitor Cdc.
The utility model electric stabilizer circuit, by bridge rectifier, full-bridge current device and boost type active function because of amendment
Circuit is formed, and wherein capacitor Cdc is direct-current chain capacitor, and switching power devices are reversed by metal-oxide-semiconductor Q1~Q4 and its inside respectively
Diode in parallel is formed；Boost converter by inverter metal-oxide-semiconductor Q3 and boost inductance Lb formed, pass through tune
The switching frequency rule of whole metal-oxide-semiconductor Q1~Q4 reaches the mesh of function rule factor correction and modulation input power to adjust input current
's；The low-pass filter Lfo and Cfo of load end are then the high-frequency harmonics for eliminating load end, supply high intensity discharge
The energy of low-frequency square-wave needed for lamp (HID).In addition, the Miniature Low Pass Filter Lfi and Cfi of input terminal, then be defeated for eliminating
Enter the high-frequency harmonic of electric current.Inductive current in design boost type active power factor correcting circuit can work in continuous current mode
(CCM) or discontinuous current mode (DCM), the switch cost of its switch block of discontinuous current mode is smaller, control circuit compared with
Simply, it is suitable for low-power circuit；And continuous current mode can then reduce the conduction loss and current stress of switch block, only
Its control circuit is more complex, is suitable for high-power circuit.The utility model works circuit in discontinuous current mode, so that institute
Some metal-oxide-semiconductor Q1-Q4 can reach zero voltage switching conducting, while pass through the turn-on time of modulation metal-oxide-semiconductor Q1-Q4, with control
The input power of circuit.Active power factor correcting circuit can be by harmonics restraint to there's almost no, and function is because controlling close to 1
Circuit drives metal-oxide-semiconductor Q1-Q4 processed makees high frequency switching, and detects and output and input signal, needed for the load in response to different capacity.
The switching time for controlling metal-oxide-semiconductor Q1-Q4, can accurately control the waveform and size of input current, become the pulsating wave of high frequency
Shape, wave packet or average value can follow the waveform of AC supply voltage, and keep same phase at any time, reach function because amendment and
The function of pressure stabilizing.Afterbody is the converter circuit as composed by full-bridge, the high frequency square wave electric current of exchange via low-pass filtering
Device filters out radio-frequency component and low-frequency square-wave current is added to high-intensity gas discharge lamp (HID).
Fig. 2 is the theoretical waveform of each component of circuit, and according to the action state of metal-oxide-semiconductor Q1-Q4, this circuit is in low frequency
Eight operation modes can be divided into period, wherein mode 1~4, which is alternating current, is applicable in when being positive value, and mode 5~8 is negative for alternating current
It is applicable in when value, analysis mode is identical as mode 1~4, wherein the operating mode in 1~4 stage is as shown in Fig. 3.
For circuit before entering operating mode 1, inductive current iLb has been reduced to zero.After operating mode 1 starts, lock grade news
Number Vgs1 and Vgs3 triggers metal-oxide-semiconductor Q1 and metal-oxide-semiconductor Q3 respectively and turns it on, and the input voltage after rectification is via metal-oxide-semiconductor Q3
Connection and directly across on inductance Lb, therefore inductive current iLb is linearly increased.High-intensity gas discharge lamp (HID) both end voltage
Vo connect with metal-oxide-semiconductor Q3 via metal-oxide-semiconductor Q1 and is equal to VB, therefore the electric current on metal-oxide-semiconductor Q3 is that both io and iLb are added institute
?.When metal-oxide-semiconductor Q1 cut-off, circuit enters operating mode 2 or operating mode 3.
For circuit after the beginning of operating mode 2, lock grade signal Vgs3 and Vgs4 trigger metal-oxide-semiconductor Q3 and metal-oxide-semiconductor Q4 respectively
It turns it on, inductive current iLb is still linearly increased.When metal-oxide-semiconductor Q4 cut-off, circuit re-enter operating mode 1.Though
It can be directly entered operating mode 3 after right operating mode 2, but this process can make the surging of metal-oxide-semiconductor excessive, be easy damage
Metal-oxide-semiconductor component；Operating mode 1 separately is entered back into, energy can be made to be provided to load again, for exporting the design of low-pass filter
It is easier to.
Operating mode 3 is similar to operating mode 2, is only changed to lock grade signal Vgs1 and Vgs2 triggers metal-oxide-semiconductor Q1 respectively
It is turned it on metal-oxide-semiconductor Q2, inductive current iLb is still linearly reduced, and by energy storage to storage capacitor.Work as inductive current
When iLb is reduced to zero, circuit enters operating mode 4.
The purposes of operating mode 4 is only to ensure that into before next mode 1, inductive current iLb has been reduced to zero, makes boost type
Inductive current in active power factor correcting circuit can work in discontinuous current mode, until metal-oxide-semiconductor Q2 cut-off, metal-oxide-semiconductor Q3
When conducting, operating mode 1 is turned again to.
The utility model with 70W high-intensity gas discharge lamp (HID) be experimental subjects, actual fabrication electric stabilizer circuit
And measured, after tested, the circuit parameter of the stabilizer is as shown in the table.
The list of high-intensity gas discharge lamp (HID) is completed in the converter circuit that the utility model is driven with low-frequency square-wave, research and development
Grade electronic ballast embryo, is verified by experiments this electric stabilizer circuit and has the advantage that
1, full-bridge rectifier is integrated using single-stage framework, boost type function is because of corrector, full bridge high frequency inverter and low pass
Stabilizer cost and volume is greatly reduced in filter, and control circuit is simple and stablizes.
2, the three-level electric stabilizer framework that the utility model drives traditional low-frequency square wave, is integrated into single-stage framework, no
Cost is only greatly reduced and improves overall conversion efficiency, and has function because of modified function simultaneously, mains frequency can be exported
Driven under square wave current high-intensity gas discharge lamp (HID), effectively prevent the generation of audio resonance, and high-intensity-gas is put
Electric light (HID) has many advantages, such as high color rendering, high-luminous-efficiency.
Specific case used herein is expounded the principles of the present invention and embodiment, above embodiments
Explanation be merely used to help understand the method and its core concept of the utility model.It should be pointed out that for the art
For those of ordinary skill, without departing from the principle of this utility model, several change can also be carried out to the utility model
Into and modification, modifications and modifications also fall within the protection scope of the claims of the utility model.
Claims (8)
1. a kind of HID lamp electric stabilizer for improving efficiency, it is characterised in that: including AC power source VS, metal-oxide-semiconductor
Q1, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3, metal-oxide-semiconductor Q4, diode D1, diode D2, diode D3, diode D4, capacitor Cdc, capacitor
Cfi, capacitor Cfo, inductance Lb, inductance Lfi and inductance Lfo, the metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3 and metal-oxide-semiconductor Q4
At it, respectively internal reverse parallel connection has diode respectively, and one end of the inductance Lfi and the anode of the AC power source VS are electrically connected
It connects, one end of the inductance Lb and one end of capacitor Cfi are parallel to the other end of inductance Lfi, the other end of the inductance Lb
And the cathode of diode D4 is parallel to the anode of the diode D1, the drain electrode of the cathode, metal-oxide-semiconductor Q3 of the diode D1,
The source electrode of metal-oxide-semiconductor Q2 and the side of capacitor Cfo are parallel to the side of a HID lamp, the other side of the capacitor Cfo and inductance
The side of Lfo is parallel to the other side of the HID lamp, the drain electrode of the cathode, metal-oxide-semiconductor Q4 of diode D2 and the source of metal-oxide-semiconductor Q1
Extremely be parallel to the other side of the inductance Lfo jointly, the anode of diode D2, the cathode of diode D3 and capacitor Cfi it is another
One end is parallel to the cathode of AC power source VS jointly, the anode of diode D3, the anode of diode D4, metal-oxide-semiconductor Q4 source electrode,
The source electrode of metal-oxide-semiconductor Q3 and one end earth of capacitor Cdc, the drain electrode of metal-oxide-semiconductor Q1 and the drain electrode of metal-oxide-semiconductor Q2 are jointly in parallel
In the other end of capacitor Cdc.
2. a kind of HID lamp electric stabilizer for improving efficiency as described in claim 1, it is characterised in that: the electricity
Appearance Cdc is straight line chain capacitor.
3. a kind of HID lamp electric stabilizer for improving efficiency as described in claim 1, it is characterised in that: the electricity
The parameter for holding Cdc is 330 μ F.
4. a kind of HID lamp electric stabilizer for improving efficiency as described in claim 1, it is characterised in that: the electricity
The parameter for holding Cfi is 0.22 μ F.
5. a kind of HID lamp electric stabilizer for improving efficiency as described in claim 1, it is characterised in that: the electricity
The parameter for holding Cfo is 22nF.
6. a kind of HID lamp electric stabilizer for improving efficiency as described in claim 1, it is characterised in that: the electricity
The parameter for feeling Lb is 0.7mH.
7. a kind of HID lamp electric stabilizer for improving efficiency as described in claim 1, it is characterised in that: the electricity
The parameter for feeling Lfi is 5mH.
8. a kind of HID lamp electric stabilizer for improving efficiency as described in claim 1, it is characterised in that: the electricity
The parameter for feeling Lfo is 150 μ H.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820935930.XU CN208285616U (en) | 2018-06-18 | 2018-06-18 | A kind of HID lamp electric stabilizer improving efficiency |
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| CN201820935930.XU CN208285616U (en) | 2018-06-18 | 2018-06-18 | A kind of HID lamp electric stabilizer improving efficiency |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108811284A (en) * | 2018-06-18 | 2018-11-13 | 泉州市泉港区先创环保技术服务有限公司 | A kind of HID lamp electric stabilizer improving efficiency |
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2018
- 2018-06-18 CN CN201820935930.XU patent/CN208285616U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108811284A (en) * | 2018-06-18 | 2018-11-13 | 泉州市泉港区先创环保技术服务有限公司 | A kind of HID lamp electric stabilizer improving efficiency |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181225 Termination date: 20200618 |
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| CF01 | Termination of patent right due to non-payment of annual fee |