CN103354691B - Sun-generated electric power is enjoyed a double blessing bridge note lock power combing Halogen lamp LED group - Google Patents
Sun-generated electric power is enjoyed a double blessing bridge note lock power combing Halogen lamp LED group Download PDFInfo
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- CN103354691B CN103354691B CN201310155744.6A CN201310155744A CN103354691B CN 103354691 B CN103354691 B CN 103354691B CN 201310155744 A CN201310155744 A CN 201310155744A CN 103354691 B CN103354691 B CN 103354691B
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- oscillation
- power
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- self
- halogen lamp
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- 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
Abstract
The present invention relates to electric source lighting technical field, specifically a kind of sun-generated electric power is enjoyed a double blessing bridge note lock power combing Halogen lamp LED group.Two RC oscillator connecting resistance R altogether
3, electric capacity C
4synchronized oscillation, self-oscillation chip 4 and full-bridge inverter A output power transformer T
1with self-oscillation chip 6 and full-bridge inverter B output power transformer T
2anti-phase feed-in is added coupler, power combing coupling halogen lamp tube group, benchmark crystal oscillation signal injects the RC oscillator locking phase place of two self-oscillation chips 4,6 through frequency divider, obtaining high-power illumination avoids device temperature rise to cross the decline of high oscillation frequency change power imbalances light, abnormal condition of lamp tube current detector signal accesses two self-oscillation chip oscillator SD through triode and holds, and controls the quick failure of oscillation of vibration and turns off full-bridge inverter power MOS pipe.The present invention is applicable to the high-power Halogen lamp LED of trade dress and irradiates.
Description
Technical field
The present invention relates to electric source lighting technical field, specifically a kind of sun-generated electric power is enjoyed a double blessing bridge note lock power combing Halogen lamp LED group.
Background technology
Prior art usually with LC or RC oscillator as Halogen lamp LED group electric light source, it is stable not that the frequency of oscillation of generation affects power by temperature change stability difference, causes light intensity to decline, although structure is simple, with low cost.But obtaining high-power illumination certainly will increased device electric current, and cause the too high frequency of oscillation that causes of hunting power pipe power consumption sharp increase temperature rise to change, result can make light unbalance with frequency change power magnitude.Meanwhile, big current by coil temperature rise high magnetic permeability decline, saturation inductors amount diminish impedance trend zero, light fixture operating time and temperature rise direct ratio, device aging is accelerated in temperature rise, and gently then the unstable brightness of lamp luminescence declines, heavy then burn out device reduction of service life.Inverter power superposition drags high-power low-pressure sodium lamp, solves the restriction of device power capacity.But power combing oscillating voltage phase place should be consistent, overcomes non-linear intermodulation power unbalanced.
Summary of the invention
The object of this invention is to provide sun-generated electric power to power, vibrate a kind of sun-generated electric power of the high-power irradiation of high frequency stabilization Phase synchronization of inversion is enjoyed a double blessing bridge note lock power combing Halogen lamp LED group.
The technology of the present invention solution is: comprise sun-generated electric power, halogen lamp tube group, benchmark crystal oscillator, frequency divider, two self-oscillation chips, full-bridge inverter A, full-bridge inverter B, be added coupler, tube circuit, wherein, benchmark crystal oscillator is by quartz-crystal resonator, two inverters and resistance, electric capacity forms, first inverter constrained input two ends cross-over connection biasing resistor, and respectively and connect ground capacity, simultaneously, the also quartz-crystal resonator of cross-over connection series connection trimmer, benchmark crystal oscillator output signal is through second inverter access frequency divider, self-oscillation chip includes oscillator, full-bridge inverting drive circuit, two self-oscillation chip oscillator connecting resistance R altogether
3, electric capacity C
4synchronized oscillation, exports and connects through full-bridge inverting drive circuit the full-bridge inverter A, the full-bridge inverter B that form by the complementary half-bridge of four MOS field effect tubes two groups respectively, self-oscillation chip and full-bridge inverter A output power transformer T
1with self-oscillation chip and full-bridge inverter B output power transformer T
2anti-phase feed-in is added coupler power synthesis, access tube circuit coupling halogen lamp tube group, benchmark crystal oscillation signal injects two self-oscillation chip EXO through frequency divider and holds locking phase, tube circuit abnormal current detection signal accesses two self-oscillation chip SD through triode and holds, control the quick failure of oscillation of vibration and turn off full-bridge inverter MOS field effect tube, the power end of sun-generated electric power access benchmark crystal oscillator, frequency divider, self-oscillation chip and full-bridge inverter A and self-oscillation chip and full-bridge inverter B,
Wherein, tube circuit is added coupler T by halogen lamp tube group one termination
3inductance L
6, the other end detects mutual inductance magnet ring ground connection through lamp current, inductance L
7meet diode VD
1detection, electric capacity C
9, resistance R
7filtering is through resistance R
4, R
5dividing potential drop, triode trigger two self-oscillation chip lamp failure protecting control end SD;
Sun-generated electric power is by photovoltaic battery panel E
1export series connection blocking diode VD
2, relay contact J-1 connects storage battery E
2with the light fixture DW being connected to switch S, storage battery E
2cross pressure-controlled sample resistance R
8, RP
1, R
9base chip IC during access
5high level trigger end TH, under-voltage control sample resistance R
10, RP
2, R
11access low level trigger end TL, time base chip IC
5export contact relay, storage battery seals in quick acting fuse F, and takes over control reversal connection diode VD
3.
The present invention produces good effect: solve the two full-bridge inverting of sun-generated electric power and to vibrate high frequency stabilization, Phase synchronization power combing, reach the high-power Halogen lamp LED group illumination that single self-oscillation full-bridge inverter is difficult to obtain, avoid device temperature rise frequency of oscillation to change power imbalances, steady light increases the service life.
Accompanying drawing explanation
Fig. 1 technical solution of the present invention theory diagram
Fig. 2 benchmark crystal oscillating circuit
Fig. 3 sun-generated electric power is enjoyed a double blessing bridge note lock power combing Halogen lamp LED group circuit
Fig. 4 solar-electricity source circuit
Embodiment
With reference to Fig. 1,2,3,4 (Fig. 3 is for self-oscillation chip and full-bridge inverter A circuit, self-oscillation chip and full-bridge inverter B identical), the specific embodiment of the invention and embodiment: comprise sun-generated electric power 1, halogen lamp tube group 9, benchmark crystal oscillator 2, frequency divider 3, two self-oscillation chips 4,6, full-bridge inverter A5, full-bridge inverter B7, be added coupler 8, tube circuit 10, wherein, benchmark crystal oscillator 2 is by quartz-crystal resonator JT, two inverter ics
1, IC
2and resistance R
1, electric capacity C
0, C
1, C
2composition, first inverter ic
1constrained input two ends cross-over connection biasing resistor R
1, and respectively and meet ground capacity C
1, C
2, meanwhile, also cross-over connection series connection trimming capacitor C
0quartz-crystal resonator JT, benchmark crystal oscillator 2 outputs signal through second inverter ic
2access frequency divider 3, self-oscillation chip IC
4uBA2030T includes oscillator, full-bridge inverting drive circuit, two self-oscillation chip 4,6 oscillator connecting resistance R altogether
3, electric capacity C
4synchronized oscillation, exports and connects by four MOS field effect tube Q through full-bridge inverting drive circuit respectively
1, Q
2, Q
3, Q
4full-bridge inverter A5, full-bridge inverter B7 that two groups of complementary half-bridges are formed, self-oscillation chip 4 and full-bridge inverter A5 output power transformer T
1with self-oscillation chip 6 and full-bridge inverter B7 output power transformer T
2anti-phase feed-in is added coupler 8 power combing, and access tube circuit 10 mates halogen lamp tube group 9, and benchmark crystal oscillator 2 signal is through frequency divider 3 frequency division ÷ N reference signal f
0the EXO injecting two self-oscillation chips 4,6 holds locking phase, tube circuit 10 abnormal current detection signal accesses the SD end of two self-oscillation chips 4,6 through triode, control the quick failure of oscillation of vibration and turn off full-bridge inverter MOS field effect tube, sun-generated electric power 1 accesses the power end of benchmark crystal oscillator 2, frequency divider 3, self-oscillation chip 4 and full-bridge inverter A5 and self-oscillation chip 6 and full-bridge inverter B7.
IC
4pin mark function: HV high voltage source, V
dDlow-tension supply, RC oscillator inputs, and the external oscillator of EXO, GHL drives Q
1, GLL drives Q
2, GHR drives Q
3, GLR drives Q
4, SHL bridge road exports and meets Q
1source electrode, output transformer T
1inductance L
1, SHR bridge road exports and meets Q
3source electrode, electric capacity C
7, the enable control in BE bridge road, the enable reference in BER bridge road, DTC Power MOSFET, the floating power supply of FSL, the floating power supply of FSR, SD closes vibration, GND ground connection.
IC
5pin mark function: V
cCpower end, TL low level triggers, and TH high level triggers, V
mRreset, Vc voltage control, DIS discharge end, V
0output, GND ground connection.
Self-oscillation chip IC
4power end HV accesses sun-generated electric power DC high-voltage power supply, generates DC low voltage power supply V by chip internal
dDproduce vibration, electric capacity C
3filtering ripple, vibration starts bootstrap capacitor C
5to charge floating power supply, full-bridge inverter diagonal power MOS pipe Q
1, Q
4conducting, Q
2, Q
3cut-off, now electric capacity C
6to charge floating power supply, Q
1, Q
4conducting, Q
2, Q
3cut-off, take turns to operate half period, and output voltage is square wave.Full-bridge alternately switches by 1/2 FREQUENCY CONTROL of RC oscillator vibrates frequency, resistance R
2control waveform Dead Time.
Two inverter power synthesis drag large-power lamp, and dilatation is reliable.But require that two self-oscillation chip oscillate voltage-phases are consistent, unbalanced to eliminate non-linear intermodulation power, obtain stable power output.For this reason, introduce injection phase-locking and solve power combing Phase synchronization technology.Injection phase-locking need not voltage-controlled tuning, phase discriminator, loop filter, and therefore circuit structure is simple, and superior performance, fringe cost is low.Injection phase-locking there is not difference with looped phase locking in essence, and be suitable for power combing large-power lamp stable oscillation stationary vibration frequency plot synchronous, stable power output avoids the too high power imbalances of device temperature rise, and steady light increases the service life.
Benchmark crystal oscillator quartz resonator quality factor are high, and frequency is minimum by variations in temperature, and highly stable to make reference accurate.Reference signal is injected self-oscillation chip EXO through frequency division and is held locking phase.Do not inject reference signal self-oscillation chip RC oscillator and produce free oscillation frequency, inject reference signal RC oscillating voltage and its Vector modulation, by self-oscillation chip additive mixing locking phase, oscillator signal and injection reference signal only have a fixing phase difference.Synchronization bandwidth and injecting power direct ratio, with RC oscillator loaded Q inverse ratio, because reference signal injects the input of RC oscillator, gain is high, and small-power locks.Two self-oscillation chip oscillator connecting resistance R altogether
3, electric capacity C
4synchronized oscillation, locking time is fast.
Based on injecting the integral multiple that reference frequency is locking frequency of oscillation, or frequency of oscillation is the integral multiple of reference frequency, and reference signal frequency division injects the high wen-frequency characteristics quartz resonator of apolegamy upper frequency, and easily locking is tens of to hundreds of kilo hertzs of LC or RC oscillators.Frequency divider IC
3binary system or decade counter frequency division.
Be added coupler T
3inductance L
5output power transformer T is recommended by two
1, T
2inductance L
2, L
4anti-phase exciting current superposition, phase difference 180 ° of low-order harmonics are cancelled out each other, and output current conversion doubles summation and delivers to lamp load, and input voltage, frequency, phase place and load are identical, the equal equalizing resistance R of electric current
6no power waste.
Lamp abnormality detection is by lamp current mutual inductance magnet ring inductance L
7induced potential diode VD
1detection, electric capacity C
9, resistance R
7filtering is through resistance R
4, R
5dividing potential drop, triode VT
1trigger two self-oscillation chip SD to hold, as trigger voltage 4.5V ~ V
dDduring high level signal, rapid failure of oscillation turns off full-bridge inverter MOS power tube fast, in order to avoid impaired.
Control that sun-generated electric power is under-voltage, battery tension lower than time base chip IC
5555 low level trigger end TL sample 1/3V
cCtime, time base chip set, relay J adhesive, contact J-1 connects charge in batteries, and when battery tension is sufficient, overvoltage control voltage samples 2/3V higher than high level trigger end HL
cC, time base chip reset, relay releasing contact J-1, cuts off solar cell and charges to storage battery overvoltage.Be reduced to set voltage along with lamp group DW illumination consumes electrical energy accumulator voltage, solar cell recovers charging, makes battery tension remain on illumination desirable value, and switch S controls lamp group and throws light on.Blocking diode VD
2unilateal conduction prevents storage battery to solar cell reverse charge, diode VD
3when reverse connection of accumulator conducting short circuit, quick blown fuse F protects storage battery.Electric capacity C
10, C
12decoupling, resistance R
12, electric capacity C
11, voltage stabilizing didoe VD
4base chip power when supplying.Diode VD
5suppress the reverse voltage of relay J adhesive, release generation, protection IC
5impaired.
Embodiment sun-generated electric power 450V, enjoy a double blessing bridge inverter current 0.54A, and drive 200W halogen lamp tube group GI ~ Gn, efficiency 82%, inverter current low power consumption is low, and light is stablized.
Claims (2)
1. a sun-generated electric power is enjoyed a double blessing bridge note lock power combing Halogen lamp LED group, comprise halogen lamp tube group, it is characterized in that: also comprise sun-generated electric power, benchmark crystal oscillator, frequency divider, two models are the self-oscillation chip of UBA2030T, full-bridge inverter A, full-bridge inverter B, be added coupler, tube circuit, wherein, benchmark crystal oscillator is by quartz-crystal resonator, two inverters and resistance, electric capacity forms, first inverter constrained input two ends cross-over connection biasing resistor, and connect ground capacity respectively, simultaneously, the also quartz-crystal resonator of cross-over connection series connection trimmer, through second inverter buffering shaping output reference crystal oscillator output signal, accessed frequency divider, self-oscillation chip includes oscillator, full-bridge inverting drive circuit, two self-oscillation chip oscillator connecting resistance R altogether
3, electric capacity C
4synchronized oscillation, exports and connects through full-bridge inverting drive circuit the full-bridge inverter A, the full-bridge inverter B that form by the complementary half-bridge of four MOS field effect tubes two groups respectively, self-oscillation chip and full-bridge inverter A output power transformer T
1with self-oscillation chip and full-bridge inverter B output power transformer T
2anti-phase feed-in is added coupler power synthesis, and access tube circuit coupling halogen lamp tube group, benchmark crystal oscillation signal injects two self-oscillation chip EXO through frequency divider and holds locking phase, and tube circuit is added coupler T by halogen lamp tube group one termination
3inductance L
6, the other end detects mutual inductance magnet ring ground connection through lamp current, and tube circuit abnormal current detection signal is by mutual inductance magnet ring inductance L
7one terminating diode VD
1anode, mutual inductance magnet ring inductance L
7other end ground connection, diode VD
1negative electrode shunt capacitance C
9, resistance R
7and between ground connection, diode VD
1negative electrode is also through resistance R
4, R
5dividing potential drop access triode triggers two self-oscillation chip lamp failure protecting control end SD, control the quick failure of oscillation of vibration and turn off full-bridge inverter MOS field effect tube, the power end of sun-generated electric power access benchmark crystal oscillator, frequency divider, self-oscillation chip and full-bridge inverter A, self-oscillation chip and full-bridge inverter B.
2. sun-generated electric power according to claim 1 is enjoyed a double blessing bridge note lock power combing Halogen lamp LED group, it is characterized in that: sun-generated electric power is by photovoltaic battery panel E
1, blocking diode VD
2, anti-reverse diode VD
3, relay J, storage battery E
2, cross pressure-controlled sample resistance R
8, under-voltage control sample resistance R
10, model base chip IC when being 555
5stabilized voltage power supply filter resistance R
12, the Halogen lamp LED group DW that is connected to tandem tap S forms, photovoltaic battery panel E
1anode series connection blocking diode VD
2, relay contact J-1 one end, the other end of relay contact J-1 is connected in parallel storage battery E
2anode, excessively pressure-controlled sample resistance R
8, under-voltage control sample resistance R
10, time base chip IC
5stabilized voltage power supply filter resistance R
12and be connected to one end of Halogen lamp LED group DW of tandem tap S, photovoltaic battery panel E
1negativing ending grounding, the other end ground connection of Halogen lamp LED group DW, crosses pressure-controlled sample resistance R
8, RP
1, R
9storage battery E is parallel to successively after series connection
2positive and negative two ends, RP
1the fashionable base chip IC of adjustable termination
5high level trigger end TH, under-voltage control sample resistance R
10, RP
2, R
11storage battery E is parallel to successively after series connection
2positive and negative two ends, RP
2the fashionable base chip IC of adjustable termination
5low level trigger end TL, time base chip IC
5export contact relay J, storage battery E
2negative terminal seal in ground connection after quick acting fuse F, anti-reverse diode VD
3be parallel to storage battery E
2anode and quick acting fuse F earth terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310155744.6A CN103354691B (en) | 2013-04-15 | 2013-04-15 | Sun-generated electric power is enjoyed a double blessing bridge note lock power combing Halogen lamp LED group |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310155744.6A CN103354691B (en) | 2013-04-15 | 2013-04-15 | Sun-generated electric power is enjoyed a double blessing bridge note lock power combing Halogen lamp LED group |
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| Publication Number | Publication Date |
|---|---|
| CN103354691A CN103354691A (en) | 2013-10-16 |
| CN103354691B true CN103354691B (en) | 2015-12-09 |
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| CN201310155744.6A Expired - Fee Related CN103354691B (en) | 2013-04-15 | 2013-04-15 | Sun-generated electric power is enjoyed a double blessing bridge note lock power combing Halogen lamp LED group |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4688161A (en) * | 1986-07-16 | 1987-08-18 | Vari-Lite, Inc. | Regulated power supply apparatus and method using reverse phase angle control |
| CN201623913U (en) * | 2010-03-01 | 2010-11-03 | 阮树成 | Solar power supply self-excitation oscillation power synthesis fluorescent lamp ballast |
| CN201957318U (en) * | 2011-04-03 | 2011-08-31 | 阮树成 | Solar power supply dual-bridge oscillation high-voltage sodium lamp |
| CN203181327U (en) * | 2013-04-15 | 2013-09-04 | 梅玉刚 | Solar power supply double-full-bridge injection-locking power synthesis halogen lamp group |
-
2013
- 2013-04-15 CN CN201310155744.6A patent/CN103354691B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4688161A (en) * | 1986-07-16 | 1987-08-18 | Vari-Lite, Inc. | Regulated power supply apparatus and method using reverse phase angle control |
| CN201623913U (en) * | 2010-03-01 | 2010-11-03 | 阮树成 | Solar power supply self-excitation oscillation power synthesis fluorescent lamp ballast |
| CN201957318U (en) * | 2011-04-03 | 2011-08-31 | 阮树成 | Solar power supply dual-bridge oscillation high-voltage sodium lamp |
| CN203181327U (en) * | 2013-04-15 | 2013-09-04 | 梅玉刚 | Solar power supply double-full-bridge injection-locking power synthesis halogen lamp group |
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| Publication number | Publication date |
|---|---|
| CN103354691A (en) | 2013-10-16 |
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