CN103327711A - Solar energy power source four-push-pull injection locking power synthesis electrodeless lamp set - Google Patents

Solar energy power source four-push-pull injection locking power synthesis electrodeless lamp set Download PDF

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CN103327711A
CN103327711A CN2013101600658A CN201310160065A CN103327711A CN 103327711 A CN103327711 A CN 103327711A CN 2013101600658 A CN2013101600658 A CN 2013101600658A CN 201310160065 A CN201310160065 A CN 201310160065A CN 103327711 A CN103327711 A CN 103327711A
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self
power
inverter
oscillation
oscillation chip
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CN103327711B (en
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阮树成
张妙娟
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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

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Abstract

The invention relates to the technical field of electric light source lighting, in particular to a solar energy power source four-push-pull injection locking power synthesis electrodeless lamp set. Signals are fed into an adding coupler TB1 through a self-oscillation chip A and an output power transformer T1 of a push-pull inverter A' and through a self-oscillation chip B and an output power transformer T2 of a push-pull inverter B', signals are fed into an adding coupler TB2 through a self-oscillation chip C, an output power transformer T3 of a push-pull inverter C', a self-oscillation chip D and an output power transformer T4 of a push-pull inverter D', the signals of the adding coupler TB1 and the signals of the adding coupler TB2 are fed into an adding coupler TB3, power synthesis and boost are conducted, the signals are fed into a lamp tube circuit so as to light the electrodeless lamp set, signals of a benchmark crystal oscillator are injected into the four self-oscillation chips through a frequency divider so as to enable phase positions to be locked and power to be stably output, and lamplight descending caused by excessive temperature rising, oscillation frequency changes and power imbalance of a device is avoided. Signals of a lamp tube abnormal current detector are connected with SD end protective power tubes of the four self-oscillation chips. The solar energy power source four-push-pull injection locking power synthesis electrodeless lamp set is suitable for lighting a meeting room, a living room and a home powered by solar energy power sources.

Description

Sun-generated electric power four is recommended and is annotated lock power synthesis electrodeless lamp group
Technical field
The present invention relates to the electric source lighting technical field, specifically a kind of sun-generated electric power four is recommended and is annotated lock power synthesis electrodeless lamp group.
Background technology
Prior art usually with LC or RC oscillator as Non-polarized lamp group electric light source, the frequency of oscillation of generation is subjected to temperature change stability, and poor to affect power stable not, causes light intensity to descend, although simple in structure, cost is low.But obtain high-power illumination and certainly will increase device current, especially sun-generated electric power low voltage power supply, increase power output and can only rely on current work, the too high frequency of oscillation that causes of hunting power pipe power consumption sharp increase temperature rise changes, and the result can make light unbalance with the frequency change power magnitude.Simultaneously, large electric current descends by the high magnetic permeability of coil temperature rise, the little impedance trend zero of saturation inductors quantitative change, 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 descends, and is heavy then burn out device reduction of service life.The stack of Granted publication CN201976323U four push-pull oscillator inverter powers drags high-power electrodeless lamp, solves the restriction of device power capacity.But the synthetic oscillating voltage phase place of power is inconsistent, and it is unbalanced that non-linear intermodulation affects power, awaits technological improvement and perfect.
Summary of the invention
The purpose of this invention is to provide sun-generated electric power power supply, vibrate a kind of sun-generated electric power four of high frequency stabilization Phase synchronization high-power illumination of inversion is recommended and is annotated lock power synthesis electrodeless lamp group.
The technology of the present invention solution is: comprise sun-generated electric power, electrodeless lamp tube group, benchmark crystal oscillator, frequency divider, self-oscillation chip A, self-oscillation chip B, self-oscillation chip C, self-oscillation chip D, recommend inverter A ', recommend inverter B ', recommend inverter C ', recommend inverter D ', addition coupler TB 1, addition coupler TB 2, addition coupler TB 3Tube circuit, the abnormal condition of lamp tube current detector, wherein, the benchmark crystal oscillator is by quartz-crystal resonator, six inverters and resistance, electric capacity forms, by an inverter input and output two ends cross-over connection biasing resistor, and connect ground capacity, simultaneously, the quartz-crystal resonator of cross-over connection series connection trimmer, by another inverter access benchmark crystal oscillator signal, through frequency divider and connect four inverters, the self-oscillation chip includes oscillator, recommend inverse changing driving circuit, lamp failure closing controller SD, output is recommended inverter A ' through recommending the inverse changing driving circuit connection by two high-power MOS field effect transistor formations respectively, recommend inverter B ', recommend inverter C ', recommend inverter D ', self-oscillation chip A recommends inverter A ' output power transformer T 1Recommend inverter B ' output power transformer T with self-oscillation chip B 2Feed-in addition coupler TB 1, self-oscillation chip C recommends inverter C ' output power transformer T 3Recommend inverter D ' output power transformer T with self-oscillation chip D 4Feed-in addition coupler TB 2, addition coupler TB 1With addition coupler TB 2Feed-in addition coupler TB 3Power synthesizes, boosts through tube circuit magnet ring inductance coupling high electrodeless lamp tube group starter, and the frequency divider of access benchmark crystal oscillator signal and the output signal that connects four inverters are injected four self-oscillation chip C TThe end locking phase, four self-oscillation chip SD ends of abnormal condition of lamp tube current detector signal access, failure of oscillation turn-offs and recommends the inverter power metal-oxide-semiconductor field effect transistor fast, sun-generated electric power low pressure access benchmark crystal oscillator, frequency divider power end, four self-oscillation chips of sun-generated electric power high pressure access, four power ends of recommending inverter;
Wherein, tube circuit is by electrodeless lamp tube resonant inductance LB 1～n, capacitor C B 1～n, magnet ring inductance L F 1～nSeries connection access addition coupler TB 3Inductance TB3L 2, and pass lamp current and detect mutual inductance magnet ring ground connection, magnet ring inductance L F 1～nMagnetic circuit coupling fluorescent tube DG 1～n, inductance L S 1Meet diode VD 5Detection, capacitor C 11, resistance R 18Filtering is through resistance R 8, R 9Dividing potential drop, a pipe Q 3Trigger four self-oscillation chip lamp failure protection control SD ends, failure of oscillation turn-offs and recommends the inverter power metal-oxide-semiconductor field effect transistor fast;
Sun-generated electric power is by photovoltaic battery panel E 1Output series connection blocking diode VD 1, relay contact J-1 connects storage battery E 2With the Non-polarized lamp DW that is connected to switch S, storage battery E 2Cross pressure-controlled sample resistance R 10, RP 1, R 11Base chip IC during access 4High level trigger end TH, under-voltage control sample resistance R 12, RP 2, R 13Access low level trigger end TL, the time base chip IC 4Electrical equipment is succeeded in output, and storage battery seals in quick fuse F, and takes over control reversal connection diode VD 2
The present invention produces good effect: solving sun-generated electric power four, to recommend vibrate high frequency stabilization, Phase synchronization power of inversion synthetic, reach single self-oscillation chip and recommend the high-power electrodeless lamp group illumination that inversion is difficult to obtain, avoid device temperature rise frequency of oscillation to change power imbalances, improve the lamp lighting quality, steady light increases the service life.
Description of drawings
Fig. 1 technical solution of the present invention theory diagram
Fig. 2 benchmark crystal oscillating circuit
Fig. 3 self-oscillation push-pull inverter circuit
Fig. 4 solar-electricity source control circuit
Fig. 5 sun-generated electric power four is recommended and is annotated lock power synthesis electrodeless lamp group circuit
Embodiment
(Fig. 3 recommends inverter A ' circuit as example take self-oscillation chip A with reference to Fig. 1,2,3,4,5, remaining circuit is identical), the specific embodiment of the invention and embodiment: comprise sun-generated electric power 13, electrodeless lamp tube group 9, benchmark crystal oscillator 12, frequency divider 11, self-oscillation chip A1, self-oscillation chip B2, self-oscillation chip C3, self-oscillation chip D4, recommend inverter A ', recommend inverter B ', recommend inverter C ', recommend inverter D ', addition coupler TB 15, addition coupler TB 26, addition coupler TB 37, tube circuit 8, abnormal condition of lamp tube current detector 10, wherein, benchmark crystal oscillator 11 is comprised of quartz-crystal resonator JT, six inverters and resistance, electric capacity, by an inverter ic 1-1Input and output two ends cross-over connection biasing resistor R 1, and meet ground capacity C 1, C 2, simultaneously, cross-over connection series connection trimming capacitor C 0Quartz-crystal resonator JT, by another inverter ic 1-2Access benchmark crystal oscillator 12 signals are through frequency divider 11 frequency division ÷ N and connect four inverter ics 1-3, IC 1-4, IC 1-5, IC 1-6, the self-oscillation chip IC 3IR2156 includes oscillator, recommends inverse changing driving circuit, lamp failure closing controller SD, and output connects by two high-power MOS field effect transistor Q through recommending inverse changing driving circuit respectively 1, Q 2Formation is recommended inverter A ', recommends inverter B ', recommends inverter C ', is recommended inverter D ', and self-oscillation chip A1 recommends inverter A ' output power transformer T 1Recommend inverter B ' output power transformer T with self-oscillation chip B2 2Feed-in addition coupler TB 15, self-oscillation chip C3 recommends inverter C ' output power transformer T 3Recommend inverter D ' output power transformer T with self-oscillation chip D4 4Feed-in addition coupler TB 26, addition coupler TB 15 with addition coupler TB 26 feed-in addition coupler TB 37 power synthesize, boost through tube circuit 8 coupled electrodeless fluorescent tube groups 9 starters, and the frequency divider 11 of access benchmark crystal oscillator 12 signals also connects four inverter ics 1-3, IC 1-4, IC 1-5, IC 1-6Output signal f 0-1, f 0-2, f 0-3, f 0-4Inject the C of four self-oscillation chip A1, B2, C3, D4 TThe end locking phase, the SD end of four self-oscillation chip A1 of abnormal condition of lamp tube current detector 10 signals access, B2, C3, D4, failure of oscillation turn-offs and recommends the inverter power metal-oxide-semiconductor field effect transistor fast, sun-generated electric power 13 low pressure accesses benchmark crystal oscillator 12, frequency divider 11 power ends, four self-oscillation chip A1 of sun-generated electric power 13 high pressure access, B2, C3, D4 and four recommend inverter A ', B ', C ', D ' power end.
IC 3Pin mark function: V CCPower end, C TMeet oscillator timing capacitor C 4, R TMeet oscillator timing resistor R 2, HO drives Q 1, LO drives Q 2, the CS current detecting, the SD lamp failure is closed vibration protection control, COM ground connection.
IC 4Pin mark function: V CCPower end, the TL low level triggers, and the TH high level triggers, V MRReset Vc voltage control, D ISDischarge end, V 0Output, GND ground connection.
Resistance R 7Step-down, capacitor C 7Self-oscillation chip power end V is supplied with in filtering CCProduce vibration, drive through HO, LO and recommend inverter, high-power MOS tube Q 1, Q 2In turn conducting, cut-off half cycle, transformer T 1Mid point is through current source inductance L F 1Capacitor C 6Decoupling filtering meets sun-generated electric power+V.By transformer T 1Power output is through the synthetic feed-in lamp load of second order addition coupler power.
Addition coupler TB 1, TB 2Recommend power output stack, addition coupler TB with two respectively 3Recommend power output two overlapping of order summations with four and deliver to lamp load, four to recommend inverter input voltage, frequency, phase place and load identical, equalizing resistance R 15, R 16, R 17Idle.Do not have power stage when certain inverter breaks down, the corresponding circuits equalizing resistance absorbs the pairing inverter power, can keep illumination though whole lamp power reduces, and improves reliability.
The synthetic large-power lamp that drags of power, dilatation flexibly, reliably still, requires self-oscillation chip oscillate voltage-phase consistent, and is unbalanced to eliminate non-linear intermodulation power, obtains stable power output.For this reason, introduce injection phase-locking and solve power synthesis phase simultaneous techniques.Injection phase-locking is need not be voltage-controlled tuning, phase discriminator, loop filter, and circuit structure is simple, superior performance, and fringe cost is low.Injection phase-locking there is not difference with looped phase locking in essence, is suitable for the synthetic large-power lamp stable oscillation stationary vibration frequency plot of power synchronous, and stable power output is avoided 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 subjected to variations in temperature minimum, and highly stable to make benchmark accurate.Reference signal is injected self-oscillation chip C through frequency division TThe end 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 synthetic, 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 is injected the input of RC oscillator, gain high, the small-power locking.
Be the integral multiple of locking frequency of oscillation owing to injecting reference frequency, or frequency of oscillation is the integral multiple of reference frequency, the reference signal frequency division injects the high wen-frequency characteristics quartz resonator of apolegamy upper frequency, is easy to lock tens of to hundreds of kilo hertzs of LC or RC oscillator.Frequency divider IC 2Binary system or decimal system counting frequency division.
Lamp abnormality detection Current Mutual Inductance magnet ring inductance L S 1Induced potential diode VD 5Detection, capacitor C 11, resistance R 18Filtering is through SD ' resistance R 8, R 9Dividing potential drop, a pipe Q 3Trigger self-oscillation chip SD end, when the trigger voltage high level signal, failure of oscillation turn-offs fast and recommends the inverter power pipe rapidly, in order to avoid impaired.The unusual power tube large-current electric resistance of lamp R 6Pressure drop is through resistance R 4, capacitor C 5Open the self-oscillation chip current and detect CS end duplicate protection inverter power tube.
The under-voltage control of sun-generated electric power, base chip IC when battery tension is lower than 4The 555 low level trigger end TL 1/3V that takes a sample CCThe time, the set of time base chip, the relay J adhesive, contact J-1 connects charge in batteries, when battery tension is sufficient, crosses pressure-controlled voltage and is higher than the high level trigger end HL 2/3V that takes a sample CC, time base chip reset, relay releasing contact J-1 cuts off solar cell the storage battery overvoltage is charged.Along with lamp DW illumination consumes the electrical energy accumulator lower voltage to set voltage, solar cell recovers charging, makes battery tension remain on the illumination desirable value, the illumination of switch S control lamp.
Blocking diode VD 1Unilateal conduction prevents storage battery to the solar cell reverse charge, diode VD 2When reverse connection of accumulator conducting short circuit, blown fuse F protects storage battery fast.Capacitor C 8, C 9Decoupling, resistance R 14, capacitor C 10, voltage stabilizing didoe VD 4Base chip power when supplying.Diode VD 3Suppress the relay adhesive, discharge the reverse voltage that produces, base chip IC during protection 4Damage.
Embodiment sun-generated electric power 48V, four recommend inverter current 5A, drive 6 32W electrodeless lamp tube group DG 1, DG n, efficient 81%, the inverter current low power consumption is low, and long-time houselights is stable, long service life.

Claims (3)

1. a sun-generated electric power four is recommended and is annotated lock power synthesis electrodeless lamp group, comprise sun-generated electric power, electrodeless lamp tube group, it is characterized in that: also comprise benchmark crystal oscillator, frequency divider, self-oscillation chip A, self-oscillation chip B, self-oscillation chip C, self-oscillation chip D, recommend inverter A ', recommend inverter B ', recommend inverter C ', recommend inverter D ', addition coupler TB 1, addition coupler TB 2, addition coupler TB 3Tube circuit, the abnormal condition of lamp tube current detector, wherein, the benchmark crystal oscillator is by quartz-crystal resonator, six inverters and resistance, electric capacity forms, by an inverter input and output two ends cross-over connection biasing resistor, and connect ground capacity, simultaneously, the quartz-crystal resonator of cross-over connection series connection trimmer, by another inverter access benchmark crystal oscillator signal, through frequency divider and connect four inverters, the self-oscillation chip includes oscillator, recommend inverse changing driving circuit, lamp failure closing controller SD, output is recommended inverter A ' through recommending the inverse changing driving circuit connection by two high-power MOS field effect transistor formations respectively, recommend inverter B ', recommend inverter C ', recommend inverter D ', self-oscillation chip A recommends inverter A ' output power transformer T 1Recommend inverter B ' output power transformer T with self-oscillation chip B 2Feed-in addition coupler TB 1, self-oscillation chip C recommends inverter C ' output power transformer T 3Recommend inverter D ' output power transformer T with self-oscillation chip D 4Feed-in addition coupler TB 2, addition coupler TB 1With addition coupler TB 2Feed-in addition coupler TB 3Power synthesizes, boosts through tube circuit magnet ring inductance coupling high electrodeless lamp tube group starter, and the frequency divider of access benchmark crystal oscillator signal and the output signal that connects four inverters are injected four self-oscillation chip C TThe end locking phase, four self-oscillation chip SD ends of abnormal condition of lamp tube current detector signal access, failure of oscillation turn-offs and recommends the inverter power metal-oxide-semiconductor field effect transistor fast, sun-generated electric power low pressure access benchmark crystal oscillator, frequency divider power end, four self-oscillation chips of sun-generated electric power high pressure access, four are recommended the inverter power supply end.
2. sun-generated electric power four according to claim 1 is recommended and is annotated lock power synthesis electrodeless lamp group, and it is characterized in that: tube circuit is by electrodeless lamp tube group resonant inductance LB 1～n, capacitor C B 1～n, magnet ring inductance L F 1～nSeries connection access addition coupler TB 3Inductance TB3L 2, and pass lamp current and detect mutual inductance magnet ring ground connection, magnet ring inductance L F 1～nMagnetic circuit coupling fluorescent tube DG 1～n, inductance L S 1Meet diode VD 5Detection, capacitor C 11, resistance R 18Filtering is through resistance R 8, R 9Dividing potential drop, a pipe Q 3Trigger four self-oscillation chip lamp failure protection control SD ends, failure of oscillation turn-offs and recommends the inverter power metal-oxide-semiconductor field effect transistor fast.
3. sun-generated electric power four according to claim 1 is recommended and is annotated lock power synthesis electrodeless lamp group, and it is characterized in that: sun-generated electric power is by photovoltaic battery panel E 1Output series connection blocking diode VD 1, relay contact J-1 connects storage battery E 2With the Non-polarized lamp DW that is connected to switch S, storage battery E 2Cross pressure-controlled sample resistance R 10, RP 1, R 11Base chip IC during access 4High level trigger end TH, under-voltage control sample resistance R 12, RP 2, R 13Access low level trigger end TL, the time base chip IC 4Electrical equipment is succeeded in output, and storage battery seals in quick fuse F, and takes over control reversal connection diode VD 2
CN201310160065.8A 2013-04-15 2013-04-15 Solar energy power source four-push-pull injection locking power synthesis electrodeless lamp set Expired - Fee Related CN103327711B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5192896A (en) * 1992-04-10 1993-03-09 Kong Qin Variable chopped input dimmable electronic ballast
WO1999055125A1 (en) * 1998-04-21 1999-10-28 Power Circuit Innovations, Inc. Dimming ballast and drive method for lamps using a frequency controlled, loosely-coupled transformer
US20060006816A1 (en) * 2004-07-07 2006-01-12 Osram Sylvania Inc. Resonant inverter including feed back circuit having phase compensator and controller
CN201345774Y (en) * 2008-08-21 2009-11-11 龙岩市易佰特节能照明有限公司 Intelligent light-adjusting electronic ballast of high-output fluorescent lamp
CN201976323U (en) * 2011-04-03 2011-09-14 阮雪芬 Four-push-pull oscillation power synthesis electrodeless lamp with solar energy power supply
CN203181362U (en) * 2013-04-15 2013-09-04 张妙娟 Solar power supply four-push-pull injection-locking power synthesis electrodeless lamp group

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5192896A (en) * 1992-04-10 1993-03-09 Kong Qin Variable chopped input dimmable electronic ballast
WO1999055125A1 (en) * 1998-04-21 1999-10-28 Power Circuit Innovations, Inc. Dimming ballast and drive method for lamps using a frequency controlled, loosely-coupled transformer
US20060006816A1 (en) * 2004-07-07 2006-01-12 Osram Sylvania Inc. Resonant inverter including feed back circuit having phase compensator and controller
CN201345774Y (en) * 2008-08-21 2009-11-11 龙岩市易佰特节能照明有限公司 Intelligent light-adjusting electronic ballast of high-output fluorescent lamp
CN201976323U (en) * 2011-04-03 2011-09-14 阮雪芬 Four-push-pull oscillation power synthesis electrodeless lamp with solar energy power supply
CN203181362U (en) * 2013-04-15 2013-09-04 张妙娟 Solar power supply four-push-pull injection-locking power synthesis electrodeless lamp group

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