CN102685997B - High-frequency HID (High Intensity Discharge) electronic ballast with modulated power frequency - Google Patents

High-frequency HID (High Intensity Discharge) electronic ballast with modulated power frequency Download PDF

Info

Publication number
CN102685997B
CN102685997B CN201110056382.6A CN201110056382A CN102685997B CN 102685997 B CN102685997 B CN 102685997B CN 201110056382 A CN201110056382 A CN 201110056382A CN 102685997 B CN102685997 B CN 102685997B
Authority
CN
China
Prior art keywords
frequency
circuit
current
power
hid
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.)
Active
Application number
CN201110056382.6A
Other languages
Chinese (zh)
Other versions
CN102685997A (en
Inventor
黄良洪
黄鹏云
宋春岩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Camelion Battery Co ltd
Original Assignee
Shenzhen Cametronics Industrial Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenzhen Cametronics Industrial Co ltd filed Critical Shenzhen Cametronics Industrial Co ltd
Priority to CN201110056382.6A priority Critical patent/CN102685997B/en
Publication of CN102685997A publication Critical patent/CN102685997A/en
Application granted granted Critical
Publication of CN102685997B publication Critical patent/CN102685997B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14Circuit arrangements
    • H05B41/26Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
    • H05B41/28Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
    • H05B41/282Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices
    • H05B41/2825Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices by means of a bridge converter in the final stage
    • H05B41/2827Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices by means of a bridge converter in the final stage using specially adapted components in the load circuit, e.g. feed-back transformers, piezo-electric transformers; using specially adapted load circuit configurations

Abstract

The invention discloses a high-frequency HID (High Intensity Discharge) electronic ballast with modulated power frequency. The electronic ballast mainly comprises a power supply filtering circuit, a rectifying and filtering circuit, a high frequency conversion circuit and an HID lamp load, wherein one end of the power supply filtering circuit is connected with a power supply input end while the other end of the power supply filtering circuit is connected with the high frequency conversion circuit by the rectifying and filtering circuit; and the high frequency conversion circuit is connected with the HID lamp load, wherein an inductance choking circuit is also connected between the high frequency conversion circuit and the HID lamp load; a power frequency modulation control circuit is also connected to the power supply filtering circuit; and the power frequency modulation control circuit is connected with the inductance choking circuit. According to the invention, through additionally arranging a high frequency winding coil and a low frequency winding coil in the inductance choking circuit, connecting the high frequency winding coil and the low frequency winding coil with a 50-60 HZ power supply input end in series or in parallel and carrying out high and low frequency as well as high and low voltage processing on the high frequency winding coil and the low frequency winding coil, a 50-60 HZ power frequency current is overlapped in the high frequency current output by the inductance choking circuit to the HID lamp load, so that the problem of stroboflash of the high frequency HID lamp is completely eliminated. Compared with the prior art, the high-frequency HID electronic ballast with the modulated power frequency, disclosed by the invention, has the advantage as follows: problem of the stroboflash of the HID lamp, which cannot be solved by the electronic ballast, is solved; moreover, defects of high cost, low efficiency (less than 90 percent, poor stability and complicated circuit of the low frequency electronic ballast are solved.

Description

Power frequency modulation system high frequency HID electric ballast
Technical field:
The present invention relates to high-voltage gas discharging light (HID) electric ballast, particularly a kind of power frequency modulation system high frequency HID electric ballast.
Background technology:
HID lamp is high-intensity discharge lamp, puts lamp also referred to as high-intensity discharge lamp or gases at high pressure.Common are mercury lamp, sodium vapor lamp, metal halide lamp (Metal halogen lamp) and xenon lamp.HID lamp is widely used high efficiency light source of new generation in the world at present, along with social base construction continues to increase, the consumption of HID lamp all can have larger growth every year, therefore the electric accessories that the supporting HID lamp of appropriate design is used is very important, and uses electric ballast can obtain the good ratio of performance to price.
Electric ballast is because of its significant energy-saving effect, volume is little, lightweight, high reliability, in extensive uses such as compact fluorescent lamp, fluorescent lamp, integrated lamps, and good economic benefit and social benefit are obtained, along with electronic technology development, electronic devices and components reliability improves constantly, and cost significantly reduces, and HID lamp electronic ballast will become the pith of Green Lighting Project.
The electric ballast that HID lamp adopts at present mainly contains following two kinds: a kind of is to adopt high frequency to add the high frequency HID electric ballast of low frequency modulations method, this high-frequency electronic ballast is for HID lamp, there is circuit simple, efficiency high (can reach 93%), cost is low, start reliable advantage, it starts the LC resonance startup method that adopts, only need to a high-voltage capacitance in parallel can make HID lamp reliably start at HID lamp two ends, but this high-frequency electronic ballast cannot solve same power, different pipes are pressed, the acoustic resonance frequency phenomenon (being stroboscopic problem) of different manufacturers bulb, another kind is the electric ballast that adopts the power supply of 100~200HZ low frequency scheme, this electric ballast valency is high. and circuit is very complicated, it is generally that 300V-400VDC. is triggered and realized through PWM step-down, the conversion of full-bridge low frequency, high pressure that its low frequency is lit a lamp, conventionally need 5 above power tubes, therefore have that cost is high, efficiency is low (being less than 90%), a shortcoming of poor stability and circuit complexity.And high-frequency electronic ballast only needs two power tube composition semi-bridge inversions through choke induction
Summary of the invention:
For this reason, the object of the present invention is to provide a kind of power frequency modulation system high frequency HID electric ballast, easily occur to solve current employing high-frequency electronic ballast HID lamp stroboscopic problem and the existing circuit complexity of low-frequency electronic ballast, cost is high, efficiency is low, the shortcoming of poor stability.
For achieving the above object, the present invention is mainly by the following technical solutions:
A kind of power frequency modulation system high frequency HID electric ballast, mainly include electric source filter circuit, current rectifying and wave filtering circuit, high-frequency conversion circuit and HID lamp load, described electric source filter circuit one end is connected with power input, the other end is connected with high-frequency conversion circuit by current rectifying and wave filtering circuit, high-frequency conversion circuit is connected with HID lamp load, wherein: between described high-frequency conversion circuit and HID lamp load, be also connected with an inductance choke circuit, on described electric source filter circuit, be also connected with a power frequency modulation control circuit, described power frequency modulation control circuit is connected with inductance choke circuit, described electric source filter circuit carries out filtering processing to the alternating current of being inputted by power input, and point two-way output frequency alternating current that is 50-60HZ, the interchange that one tunnel frequency is 50-60HZ is input to current rectifying and wave filtering circuit, carry out rectifying and wave-filtering by current rectifying and wave filtering circuit and process rear output dc voltage to high-frequency conversion circuit, this direct voltage is exported high-frequency current to inductance choke circuit after high-frequency conversion circuit carries out high frequency conversion, the alternating current that another road frequency is 50-60HZ is input to power frequency modulation control circuit, and the power current that output frequency is 50-60HZ after power frequency modulation control circuit carries out power frequency modulation is to inductance choke circuit, described inductance choke circuit to above-mentioned from the high-frequency current of high-frequency conversion circuit and the power current that is 50-60HZ from power frequency modulation control circuit frequency carry out electric current stack and magnetic Field Coupling processing, and output to HID lamp load, by above-mentioned high-frequency current, HID lamp load is triggered and lighted, the power current that is 50-60HZ by frequency carries out modulation control to HID lamp load.
In wherein said inductance choke circuit, include a high frequency winding coil and a low frequency winding coil, described inductance choke circuit is connected with power frequency modulation control circuit by low frequency winding coil, and described high frequency winding coil is together with low frequency winding coil magnetic coupling.
Wherein said inductance choke circuit is for carrying out low-and high-frequency, high-low pressure isolation processing to described high frequency winding coil and low frequency winding coil.
Wherein said inductance choke circuit carries out current limliting processing according to the watt level of HID lamp load to the high-frequency current from high-frequency conversion circuit.
Wherein said high-frequency conversion circuit is half-bridge high-frequency conversion circuit.
Wherein said high-frequency conversion circuit is full-bridge high-frequency change-over circuit.
Wherein said high-frequency conversion circuit is auto-excitation type high-frequency conversion circuit.
Wherein said high-frequency conversion circuit is independent-excited high-frequency conversion circuit.
Between wherein said current rectifying and wave filtering circuit and high-frequency conversion circuit, be also connected with an APFC, convert 99% above high power factor circuit to by the low power factor of this APFC self-rectifying in the future filter circuit.
Wherein this power frequency modulation system high frequency HID electric ballast also includes an abnormity protection circuit, and this abnormity protection circuit is connected with current rectifying and wave filtering circuit, high-frequency conversion circuit and HID lamp load.
The present invention by increasing a high frequency winding coil and a low frequency winding coil in inductance choke circuit, and make this high frequency winding coil and low frequency winding coil string or be connected to the power input of 50-60HZ, by this high frequency winding coil and low frequency winding coil are carried out to low-and high-frequency, high-low pressure isolation processing, inductance choke circuit is outputed in the high-frequency current of HID lamp load and be superimposed with the power current of 50-60HZ, thereby thoroughly eliminate the problem of high frequency HID lamp stroboscopic.Compared with prior art, the invention solves the problem of the insurmountable HID lamp of high-frequency electronic ballast stroboscopic, and solved that low-frequency electronic ballast cost is high, efficiency is low (being less than 90%), the shortcoming of poor stability and circuit complexity.
Brief description of the drawings:
Fig. 1 is theory diagram of the present invention.
Fig. 2 is circuit theory diagrams of the present invention.
Embodiment:
Core concept of the present invention is: the present invention utilizes inductance choke circuit to carry out current limliting to the high-frequency current of input, generation meets the operating current of HID lamp load, the high-frequency work electric current that meets HID lamp load after the power current that is 50-60HZ from power frequency modulation control circuit frequency and above-mentioned current limliting is superposeed simultaneously, to produce the high-frequency current that contains 50-60HZ envelope composition, output to HID lamp load, thereby simplify circuit, reduce costs and thoroughly eliminate the problem of high frequency HID lamp stroboscopic.
For setting forth thought of the present invention and object, below in conjunction with the drawings and specific embodiments, the present invention is described further.
Shown in Figure 1, Fig. 1 is theory diagram of the present invention.Power frequency modulation system high frequency HID electric ballast of the present invention; mainly include electric source filter circuit, current rectifying and wave filtering circuit, high-frequency conversion circuit, HID lamp load, abnormity protection circuit, power frequency modulation control circuit and inductance choke circuit; the alternating current that wherein electric source filter circuit one end is 50-60HZ by power input with foreign frequency is connected; the other end is divided into two-way output; wherein a road is connected with current rectifying and wave filtering circuit, and another road is directly connected with power frequency modulation control circuit.
Electric source filter circuit carries out filtering processing to the interchange of being inputted by power input, output frequency is the alternating current of 50-60HZ, this alternating current is divided into two-way output, one tunnel is input to current rectifying and wave filtering circuit and carries out rectifying and wave-filtering processing, and the output frequency direct current that is 0, if the circuit that this direct current is low power factor, be directly inputted to high-frequency conversion circuit and carry out high frequency conversion, if the circuit that this circuit is High Power Factor, be input to APFC and carry out power factor correction, and then be input to high-frequency conversion circuit and carry out high frequency conversion, no matter and be that the circuit of low power factor or the circuit of High Power Factor are through after high frequency conversion, this high-frequency current all must be input to and in inductance choke circuit, carry out current limliting processing, just produce the lamp operating current that can meet the work of HID lamp load.
The alternating current that incoming frequency is 50-60HZ after electric source filter circuit filtering, another road is input to power frequency modulation control circuit, carry out modulation control processing by power frequency modulation control circuit, the power current that generation frequency is 50-60HZ, and this power current is input in inductance choke circuit, superpose with the high-frequency lamp operating current producing after above-mentioned current limliting, make electric current in high-frequency lamp work include the low-frequency current composition of 50-60HZ envelope, realizing the control to HID lamp load high frequency by this high-frequency current lights, and by low frequency, HID lamp load is carried out to modulation control work.
Wherein inductance choke circuit carries out the overlap-add procedure of current limliting processing and the power current to the 50-60HZ from power frequency modulation control circuit and current limliting after-current to the high-frequency current of input, all realize by a high frequency winding coil and a low frequency winding coil, this high frequency winding coil and low frequency winding coil are after low-and high-frequency, high-low pressure isolation processing, go here and there or be connected to 50-60HZ power input, former constant amplitude high frequency lamp current is modulated into the high frequency lamp current that contains 50-60HZ envelope composition.
And for the HID lamp of different capacity, only need to regulate the coil windings number of turn of above-mentioned high frequency winding coil and low frequency winding coil can obtain different modulation degree, thereby the stroboscopic that reaches thorough elimination HID lamp now looks like.
In addition; in power frequency modulation system high frequency HID electric ballast, also include an abnormity protection circuit; this abnormity protection circuit is connected with current rectifying and wave filtering circuit, high-frequency conversion circuit and HID lamp load; while being used for above-mentioned current rectifying and wave filtering circuit, high-frequency conversion circuit and HID lamp load to occur abnormal conditions, protect.
As shown in Figure 2, Fig. 2 is circuit theory diagrams of the present invention.Wherein this circuit includes electric source filter circuit, current rectifying and wave filtering circuit, high-frequency conversion circuit, HID lamp load, abnormity protection circuit and lamp current choke circuit.
Electric source filter circuit produces clutter for elimination electrical network and high-frequency circuit, it includes filter capacitor C1, C2, C3, C4, common mode filtering inductance T1, differential mode filter inductance T2, bleeder resistance R1, piezo-resistance RV1, wherein high-frequency filter capacitor C1, C2 is connected to the two ends of common mode filtering inductance T1, bleeder resistance R1 is connected in parallel on high-frequency filter capacitor C2 two ends, when non-loaded with guarantee power supply, after power-off, discharge to personal safety, and piezo-resistance RV1 is in parallel with bleeder resistance R1, can suppress the abnormal overvoltage often occurring in circuit, protective circuit is avoided superpotential infringement.
In rectifying and wave-filtering, include a rectifier bridge being formed by diode D1, D2, D3, D4 and an electrolytic capacitor filter C5 in parallel with this rectifier bridge, this electrochemical capacitor C5 is for energy storage filtering, can carry out filtering processing and direct current larger ripple amplitude is changed into the direct current that ripple amplitude is very little Rectified alternating current stream, the alternating current of electric source filter circuit output is input to and in rectifier bridge, carries out full-bridge rectification and become pulsating direct current electric current, and this Rectified alternating current stream becomes more level and smooth DC and is input to high-frequency conversion circuit after electrochemical capacitor C5 filtering.
High-frequency conversion circuit in Fig. 2 is auto-excitation type half-bridge high-frequency conversion circuit, above-mentioned DC is input to C6 through R2, C6 is charged, in the time that C6 both end voltage rises to certain numerical value, bidirectional trigger diode DB3 electric discharge, now triode Q2, Q1 conducting in turn, oscillation transformer T3 exports high frequency to C8, and is input to by C8 in the high frequency winding coil N1 of lamp current choke circuit T4.
Lamp current choke circuit is made up of high frequency choke inductance T5, T4, wherein T4 comprises high frequency winding coil N1 and low frequency winding coil N2, and high frequency winding coil N1 is together with low frequency winding coil N2 magnetic coupling, and low frequency winding coil N2 and high frequency choke inductance T5 go here and there in electric power loop, C3 is high filter capacitor, to prevent that high frequency from returning to electrical network.
T3 is oscillation transformer, and the high-frequency current of the N1 of this oscillation transformer output is delivered to resonant capacitance C9 through C8, T4, N1, and because of HID lamp and connect C9 two ends, T4 high frequency winding coil N1 and C9 resonance can produce 3-4KV high voltage startup HID lamp.
The power current of 50-60HZ is through the low frequency winding coil N2 of T4 in addition, low frequency can be coupled in the loop of high frequency winding coil N1 simultaneously, high-frequency current through high frequency winding coil N1 also can be coupled in low frequency winding coil N2, for preventing that high-frequency current from feeding back in electrical network, can be by its high-frequency current blocking-up by high frequency choke inductance T5.
Electric source filter circuit, current rectifying and wave filtering circuit, high-frequency conversion circuit, HID lamp load and abnormity protection circuit etc. in the present invention are known circuits; its all can with the present invention in lamp current choke circuit carry out combination in any, all can realize technique effect of the present invention.
More than that a kind of power frequency modulation system high frequency HID electric ballast provided by the present invention is described in detail, applied specific case herein structural principle of the present invention and execution mode are set forth, above embodiment is just for helping to understand method of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention meanwhile.

Claims (8)

1. a power frequency modulation system high frequency HID electric ballast, mainly include electric source filter circuit, current rectifying and wave filtering circuit, high-frequency conversion circuit and HID lamp load, described electric source filter circuit one end is connected with power input, the other end is connected with high-frequency conversion circuit by current rectifying and wave filtering circuit, high-frequency conversion circuit is connected with HID lamp load, it is characterized in that: between described high-frequency conversion circuit and HID lamp load, be also connected with an inductance choke circuit, on described electric source filter circuit, be also connected with a power frequency modulation control circuit, described power frequency modulation control circuit is connected with inductance choke circuit, described electric source filter circuit carries out filtering processing to the alternating current of being inputted by power input, and point two-way output frequency alternating current that is 50-60HZ, the interchange that one tunnel frequency is 50-60HZ is input to current rectifying and wave filtering circuit, undertaken after rectifying and wave-filtering is processed exporting direct current to high-frequency conversion circuit by current rectifying and wave filtering circuit, this direct current is exported high-frequency current to inductance choke circuit after high-frequency conversion circuit carries out high frequency conversion, the alternating current that another road frequency is 50-60HZ is input to power frequency modulation control circuit, and the power current that output frequency is 50-60HZ after power frequency modulation control circuit carries out power frequency modulation is to inductance choke circuit, in described inductance choke circuit, include a high frequency winding coil and a low frequency winding coil, described inductance choke circuit is connected with power frequency modulation control circuit by low frequency winding coil, and described high frequency winding coil is together with low frequency winding coil magnetic coupling, described inductance choke circuit carries out current limliting processing by high frequency winding coil and low frequency winding coil to the high-frequency current of input, and power current to the 50-60HZ from power frequency modulation control circuit and the overlap-add procedure of current limliting after-current, described high frequency winding coil and low frequency winding coil are through low-and high-frequency, after high-low pressure isolation processing, string or be connected to 50-60HZ ac power input end, former constant amplitude high frequency lamp current is modulated into the high frequency lamp current that contains 50-60HZ envelope composition, and output to HID lamp load, by above-mentioned high-frequency current, HID lamp load is triggered and lighted, the power current that is 50-60HZ by frequency carries out modulation control to HID lamp load.
2. power frequency modulation system high frequency HID electric ballast according to claim 1, is characterized in that described inductance choke circuit carries out current limliting processing according to the watt level of HID lamp load to the high-frequency current from high-frequency conversion circuit.
3. power frequency modulation system high frequency HID electric ballast according to claim 1, is characterized in that described high-frequency conversion circuit is half-bridge high-frequency conversion circuit.
4. power frequency modulation system high frequency HID electric ballast according to claim 1, is characterized in that described high-frequency conversion circuit is full-bridge high-frequency change-over circuit.
5. power frequency modulation system high frequency HID electric ballast according to claim 1, is characterized in that described high-frequency conversion circuit is auto-excitation type high-frequency conversion circuit.
6. power frequency modulation system high frequency HID electric ballast according to claim 1, is characterized in that described high-frequency conversion circuit is independent-excited high-frequency conversion circuit.
7. power frequency modulation system high frequency HID electric ballast according to claim 1, it is characterized in that being also connected with an APFC between described current rectifying and wave filtering circuit and high-frequency conversion circuit, by this APFC, power factor is brought up to more than 99%.
8. power frequency modulation system high frequency HID electric ballast according to claim 1, characterized by further comprising an abnormity protection circuit, and this abnormity protection circuit is connected with current rectifying and wave filtering circuit, high-frequency conversion circuit and HID lamp load.
CN201110056382.6A 2011-03-09 2011-03-09 High-frequency HID (High Intensity Discharge) electronic ballast with modulated power frequency Active CN102685997B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110056382.6A CN102685997B (en) 2011-03-09 2011-03-09 High-frequency HID (High Intensity Discharge) electronic ballast with modulated power frequency

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110056382.6A CN102685997B (en) 2011-03-09 2011-03-09 High-frequency HID (High Intensity Discharge) electronic ballast with modulated power frequency
PCT/CN2011/084608 WO2012119473A1 (en) 2011-03-09 2011-12-26 Power frequency modulation high frequency hid electronic ballast

Publications (2)

Publication Number Publication Date
CN102685997A CN102685997A (en) 2012-09-19
CN102685997B true CN102685997B (en) 2014-09-10

Family

ID=46797467

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110056382.6A Active CN102685997B (en) 2011-03-09 2011-03-09 High-frequency HID (High Intensity Discharge) electronic ballast with modulated power frequency

Country Status (2)

Country Link
CN (1) CN102685997B (en)
WO (1) WO2012119473A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI458394B (en) * 2012-10-15 2014-10-21
CN103347356B (en) * 2013-07-08 2016-04-13 佛山肆强科技有限公司 The method of work of HID lamp method of supplying power to and circuit used and this circuit

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2497508Y (en) * 2001-08-10 2002-06-26 黄强华 Electronic ballast for high-intensity gas-discharge lamp
KR100441967B1 (en) * 2003-06-13 2004-07-27 동도조명(주) Ballast for discharge lamps
CN1738509A (en) * 2004-08-17 2006-02-22 林福泳 High-voltage discharge lamp high-frequency electronic ballast circuitry
CN1933693A (en) * 2005-09-14 2007-03-21 任文华 Electric circuit device for driving high voltage discharge lamp
CN202068635U (en) * 2011-03-09 2011-12-07 深圳狮王电子有限公司 Power frequency modulation type high frequency human interface device (HID) electric ballast

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4818917A (en) * 1986-07-07 1989-04-04 Vest Gary W Fluorescent lighting ballast with electronic assist
US6452343B2 (en) * 1999-11-17 2002-09-17 Koninklijke Philips Electronics N.V. Ballast circuit
CN100553397C (en) * 2004-03-22 2009-10-21 浙江大学 A kind of electronic ballast of high intensity gas discharge lamp
US20070278972A1 (en) * 2006-06-06 2007-12-06 Hsien-Meng Lee Current-limited starting type capacitive electronic ballast for fluorescent lamp
CN101090594A (en) * 2006-06-17 2007-12-19 林福泳 High frequency electronic ballast circuit of high pressure gas discharge lamp
CN102045933A (en) * 2009-10-22 2011-05-04 林福泳 Electronic ballast of high-pressure gas discharge lamp

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2497508Y (en) * 2001-08-10 2002-06-26 黄强华 Electronic ballast for high-intensity gas-discharge lamp
KR100441967B1 (en) * 2003-06-13 2004-07-27 동도조명(주) Ballast for discharge lamps
CN1738509A (en) * 2004-08-17 2006-02-22 林福泳 High-voltage discharge lamp high-frequency electronic ballast circuitry
CN1933693A (en) * 2005-09-14 2007-03-21 任文华 Electric circuit device for driving high voltage discharge lamp
CN202068635U (en) * 2011-03-09 2011-12-07 深圳狮王电子有限公司 Power frequency modulation type high frequency human interface device (HID) electric ballast

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
一种有效抑制金卤灯声共振问题的方法;鲍志云 王卫 张伟强 徐殿国;《中国照明电器》;20030125(第1期);全文 *
王玉爽 严登俊.高压钠灯声共振问题的综述.《中国科技论文在线》.2008,全文.
高压钠灯声共振问题的综述;王玉爽 严登俊;《中国科技论文在线》;20081231;全文 *
鲍志云 王卫 张伟强 徐殿国.一种有效抑制金卤灯声共振问题的方法.《中国照明电器》.2003,(第1期),全文.

Also Published As

Publication number Publication date
WO2012119473A1 (en) 2012-09-13
CN102685997A (en) 2012-09-19

Similar Documents

Publication Publication Date Title
CN101534596B (en) Filter circuit, electrodeless lamp ballast and electrodeless lamp provided with filter circuit
CN202068635U (en) Power frequency modulation type high frequency human interface device (HID) electric ballast
CN102685997B (en) High-frequency HID (High Intensity Discharge) electronic ballast with modulated power frequency
CN205408260U (en) Short -circuit protection circuit based on low frequency square wave electronic ballast
CN201467543U (en) Filter circuit, electrodeless lamp ballast with the same and electrodeless lamp
CN201063918Y (en) Non-polar universal type electromagnetic fluorescent lamp ballast
CN203151849U (en) Energy-saving electronic ballast and light fixture
CN202841667U (en) Ballast circuit used for energy saving lamp
CN1284422C (en) Low-harmonic compact type energy-saving lamp electronic ballast
CN101730361B (en) Digital electronic ballast circuit for gas discharge cold light source lamp
CN205987505U (en) AC/DC high frequency plasma electrodeless discharge photography luminaire
CN101820715A (en) Automatic frequency tracking technology-based electronic ballast circuit for HID lamps
CN1802062B (en) High strength electronic amperite of gas-discharge lamp
CN202841665U (en) Electronic ballast circuit
CN201606836U (en) Cluster type compact electrodeless lamp system
CN201758479U (en) Dual-channel different-frequency power supply circuit of gas-discharge lamp
CN101711085A (en) Assembly type compact stepless lamp system
CN211792109U (en) Electronic ballast for metal halide lamp
CN105050261A (en) Numerical control method of pure-solid new HID lamp's electronic ballast and circuit
Díaz Rodríguez et al. Power source electronic ballast for electrodeless fluorescent lamps
CN102984876B (en) Electronic ballast of intelligent high-voltage sodium lamp
CN2673029Y (en) Electronic ballast for high voltage sodium lamp
CN201688248U (en) AC/DC electrode-less lamp for emergency lighting
CN101115337A (en) Energy-saving conversion head of electric inductance type fluorescent lamp
CN202841669U (en) Novel electrodeless lamp ballast circuit

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20200806

Address after: 518000, A, block 705, Tian An digital Times Building, Futian District, Guangdong, Shenzhen

Patentee after: CAMELION BATTERY Co.,Ltd.

Address before: 518000, Guangdong, Shenzhen province Baoan District Gongming Street Village Stone Industry Park eighth

Patentee before: SHENZHEN CAMETRONICS INDUSTRIAL Co.,Ltd.