CN109673080A - It can be applicable in the control method and terminal and power-supply system of LED light or mercury lamp power supply automatically - Google Patents
It can be applicable in the control method and terminal and power-supply system of LED light or mercury lamp power supply automatically Download PDFInfo
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- CN109673080A CN109673080A CN201811586815.7A CN201811586815A CN109673080A CN 109673080 A CN109673080 A CN 109673080A CN 201811586815 A CN201811586815 A CN 201811586815A CN 109673080 A CN109673080 A CN 109673080A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
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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 discloses a kind of control method that can be applicable in LED light or mercury lamp power supply automatically and terminal and power-supply system, method includes: to obtain load voltage or current type information；According to the load voltage of acquisition or current type information, judge that load is LED light or mercury lamp；S3. according to the loadtype of judgement, load power source is handled.This method is LED light or mercury lamp by automatic identification load, is then handled load power source, even if having part mercury lamp to upgrade to LED light, is changed without by original mercury lamp control power supply, wiring, connection type.
Description
Technical field
The present invention relates to power technique fields, more particularly to can be applicable in automatically LED light or mercury lamp power supply control method and
Terminal and power-supply system.
Background technique
Existing mercury lamp control power supply is generally traditional transformer control, also useful variable-frequency digital power or electronics
Ballast control, whether which kind of controls power supply, and be eventually applied to mercury lamp both ends is alternating current；LED control power supply generally by
Isobarically Control power supply or constant current control power supply control, but are eventually applied in LED light be direct current；I.e. two kinds control power supplys
It is entirely different two kinds of power supply.
Because the control power supply of mercury lamp and the control power supply of LED are complete two different power supplys, user is carried out with mercury lamp
When UV solidifies upgrading LED light UV solidification, not only need mercury lamp lamp box to be changed to LED light box, it is also necessary to the control of mercury lamp
Power supply is changed to the dedicated control power supply of LED, will lead to user cost increase, and wiring, set-up time extend, and existing equipment can not
The problems such as recycling.
Summary of the invention
In view of this, one kind of the invention can be applicable in the control method and terminal and power supply of LED light or mercury lamp power supply automatically
System, it is LED light or mercury lamp that this method can be loaded with automatic identification, is then handled load power source, even if there is part
When mercury lamp upgrades to LED light, changed without by original mercury lamp control power supply, wiring, connection type.
A kind of control method that can be applicable in LED light or mercury lamp power supply automatically, method include:
S1. load voltage or current type information are obtained；
S2. according to the load voltage of acquisition or current type information, judge that load is LED light or mercury lamp；
S3. according to the loadtype of judgement, load power source is handled.
Preferably, if the S2 judges that load is LED light, the S3 specifically:
Carrying out three phase rectifier to the three-phase alternating current of input is direct current；
Carrying out resonant transformation to direct current after three phase rectifier is exchange；
Transformation is carried out to exchange after resonant transformation；
High-frequency rectification is carried out, direct current needed for exporting LED light.
Preferably, if the S2 judges that load is mercury lamp, the S3 specifically:
Carrying out three phase rectifier to the three-phase alternating current of input is direct current；
Carrying out resonant transformation to direct current after three phase rectifier is exchange；
Transformation is carried out to exchange after resonant transformation；
It carries out high-frequency rectification and exports direct current；
Low frequency inversion is carried out to the direct current after high-frequency rectification, low frequency ac needed for exporting mercury lamp.
Preferably, the S3 further includes carrying out ignition process to low frequency inversion treated low frequency ac, exports high pressure
Alternating current.
A kind of controlling terminal that can be applicable in LED light or mercury lamp power supply automatically, terminal include acquiring unit, judging unit and
Processing unit, the acquiring unit, judging unit and processing unit are sequentially connected, in which:
Acquiring unit, for obtaining load voltage or current type information；
Judging unit judges that load is LED light or mercury for the load voltage or current type information according to acquisition
Lamp；
Processing unit is handled load power source for the loadtype according to judgement.
Preferably, the processing unit includes the first three phase rectifier unit, the first resonant transformation unit, the first voltage transformation unit
And the first high-frequency rectification unit, the first three phase rectifier unit, the first resonant transformation unit, the first voltage transformation unit and
One high-frequency rectification unit is sequentially connected, and the judging unit judges load when being LED, processing unit to load power source at
Reason includes:
First three phase rectifier unit is direct current for carrying out three phase rectifier to the three-phase alternating current of input；
First resonant transformation unit is exchange for carrying out resonant transformation to direct current after three phase rectifier；
First voltage transformation unit, for carrying out transformation to exchange after resonant transformation；
First high-frequency rectification unit, for carrying out high-frequency rectification, direct current needed for exporting LED light.
Preferably, the processing unit includes the second three phase rectifier unit, the second resonant transformation unit, the second transformation list
Member, the second high-frequency rectification unit and low frequency inversion unit, the second three phase rectifier unit, the second resonant transformation unit, the
Two voltage transformation units, the second high-frequency rectification unit and low frequency inversion unit are sequentially connected, and the judging unit judges that load is
When mercury lamp, processing unit carries out processing to load power source and includes:
Second three phase rectifier unit is direct current for carrying out three phase rectifier to the three-phase alternating current of input；
Second resonant transformation unit, carrying out resonant transformation to direct current after three phase rectifier is exchange；
Second voltage transformation unit, for carrying out transformation to exchange after resonant transformation；
Second high-frequency rectification unit, for carrying out high-frequency rectification output direct current；
Low frequency inversion unit, for carrying out low frequency inversion to the direct current after high-frequency rectification, low frequency needed for exporting mercury lamp is handed over
Galvanic electricity.
Preferably, the processing unit further includes igniting unit, and igniting unit is connected to low frequency inversion unit, the igniting
Unit is used to carry out ignition process to low frequency inversion treated low frequency ac, exports High Level AC Voltage.
A kind of power-supply system that can be applicable in LED light or mercury lamp automatically, system include three phase rectifier module, resonant transformation mould
Block, voltage changing module, high-frequency rectification module, identification judgment module and low frequency inverter module, the three phase rectifier module, resonance become
Mold changing block, voltage changing module, high-frequency rectification module, identification judgment module and low frequency inverter module are sequentially connected, and the identification is sentenced
Disconnected module carries out identification judgement to load, when the identification judgment module identification judges load for LED light, by high-frequency rectification module
Direct current directly power LED light, when the identification judgment module identification judge to load as mercury lamp, by the straight of high-frequency rectification module
Galvanic electricity also passes through the processing of low frequency inverter module, output low frequency Alternating Current Power Supply mercury lamp.
It preferably, further include ignition module, the ignition module is connected to low frequency inverter module, the identification judgment module
When identification judges load for mercury lamp, the low frequency inverter module handles output low frequency alternating current, by low frequency ac through mould of lighting a fire
Block processing output High Level AC Voltage starts mercury lamp.
The beneficial effects of the present invention are: control method and the end that can be applicable in LED light or mercury lamp power supply automatically of the invention
End and power-supply system, can be loaded with automatic identification is LED light or mercury lamp, is then handled load power source, even if there is portion
When mercury lamp being divided to upgrade to LED light, changed without by original mercury lamp control power supply, wiring, connection type.
Detailed description of the invention
Technical solution in order to illustrate the embodiments of the present invention more clearly, below will be to needed in embodiment description
Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, general for this field
For logical technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the control method flow chart that can be applicable in LED light or mercury lamp power supply automatically；
Fig. 2 is the controlling terminal schematic diagram that can be applicable in LED light or mercury lamp power supply automatically；
Fig. 3 is the control method LED light power control method flow chart that can be applicable in LED light or mercury lamp power supply automatically；
Fig. 4 is the controlling terminal LED light power supply controlling terminal processing unit signal that can be applicable in LED light or mercury lamp power supply automatically
Figure；
Fig. 5 is the control method mercury lamp power control method flow chart that can be applicable in LED light or mercury lamp power supply automatically；
Fig. 6 is the control method mercury lamp power supply controlling terminal processing unit signal that can be applicable in LED light or mercury lamp power supply automatically
Figure；
Fig. 7 is the power-supply system schematic diagram that can be applicable in LED light or mercury lamp automatically.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
It should be appreciated that ought use in this specification and in the appended claims, term " includes " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, the presence or addition of element, component and/or its set.
It will be further appreciated that the term "and/or" used in description of the invention and the appended claims is
Refer to any combination and all possible combinations of one or more of associated item listed, and including these combinations.
Fig. 1 is please referred to, the control method of LED light or mercury lamp power supply can be applicable in automatically, method includes:
S11. load voltage or current type information are obtained；When access circuit will be loaded, auxiliary circuit can be passed through
Detection identification is carried out to loadtype, to obtain load voltage or current type information；Load and outside can also be passed through
Wiring to judging load voltage or current type, can also be by load power source parameter, to obtain voltage or electricity
Stream type information；Load voltage or current type information can be inputted by artificial human-computer interaction, can also be by automatic
Obtain load voltage or current type information, the implementation of multi-mode.
S12. according to the load voltage of acquisition or current type information, judge that load is LED light or mercury lamp；According to obtaining
The load voltage or current type information taken, to judge that load is LED light or mercury lamp；The power supply as needed for mercury lamp is
Alternating current, and power supply needed for mercury lamp is direct current, it is possible to according to the load voltage of acquisition or current type information, from
And judge that load is LED light or mercury lamp.
S13. according to the loadtype of judgement, load power source is handled；When judging loadtype, to power supply into
Row processing, so that power supply meets the required power supply of load.
Fig. 2 is please referred to, is the controlling terminal that can be applicable in LED light or mercury lamp power supply automatically；Terminal includes acquiring unit 21, sentences
Disconnected unit 22 and processing unit 23, acquiring unit 21, judging unit 22 and processing unit 23 are sequentially connected, in which:
Acquiring unit 21, for obtaining load voltage or current type information；When access circuit will be loaded, Ke Yitong
It crosses auxiliary circuit and detection identification is carried out to loadtype, to obtain load voltage or current type information；It can also pass through
Load judges load voltage or current type with external wiring, can also be by load power source parameter, to obtain
Voltage or current type information；Load voltage or current type information can be inputted by artificial human-computer interaction, can also
By obtaining load voltage or current type information, the implementation of multi-mode automatically.
Judging unit 22, for the load voltage or current type information according to acquisition, judge load be LED light or
Mercury lamp；According to the load voltage of acquisition or current type information, judge that load is LED light or mercury lamp；According to the negative of acquisition
Voltage or current type information is carried, to judge that load is LED light or mercury lamp；The power supply as needed for mercury lamp is exchange
Electricity, and power supply needed for mercury lamp is direct current, it is possible to according to the load voltage of acquisition or current type information, to sentence
Disconnected load out is LED light or mercury lamp.
Processing unit 23 is handled load power source for the loadtype according to judgement.According to the load class of judgement
Type handles load power source；When judging loadtype, power supply is handled, so that power supply meets needed for load
Power supply.
Fig. 3 is please referred to, is the control method LED light power control method that can be applicable in LED light or mercury lamp power supply automatically, when negative
When load is LED light, carrying out processing to load power source includes:
S130, carrying out three phase rectifier to the three-phase alternating current of input is direct current；Input be household three-phase alternating current, three
Phase alternating current passes through three phase rectifier, changes into direct current.
S131, carrying out resonant transformation to direct current after three phase rectifier is exchange；Direct current after three phase rectifier is become by resonance
Parallel operation carries out resonant transformation processing, exports the AC signal of 60Khz-200Khz.
S132 carries out transformation to exchange after resonant transformation；To the alternating current of the 60Khz-200Khz after resonant transformation through becoming
Depressor processing, zooms in and out voltage.
S133 carries out high-frequency rectification and exports direct current；High-frequency rectification is carried out to the alternating current after scaling, obtains direct current, is supplied
Electricity is in load LED lamp.
Fig. 4 is please referred to, is the controlling terminal LED light power supply controlling terminal that can be applicable in LED light or mercury lamp power supply automatically；When negative
When load is LED light, the processing unit handled load power source includes the first three phase rectifier unit 230, the first resonant transformation
Unit 231, the first voltage transformation unit 232 and the first high-frequency rectification unit 233, the first three phase rectifier unit 230, the first resonance become
Unit 231, the first voltage transformation unit 232 and the first high-frequency rectification unit 233 is changed to be sequentially connected, in which:
First three phase rectifier unit 230 is direct current for carrying out three phase rectifier to the three-phase alternating current of input；It inputs and is
The three-phase alternating current of household, three-phase alternating current pass through three phase rectifier, change into direct current.
First resonant transformation unit 231 is exchange for carrying out resonant transformation to direct current after three phase rectifier；By three phase rectifier
Direct current carries out resonant transformation processing by controlled resonant converter afterwards, exports the AC signal of 60Khz-200Khz.
First voltage transformation unit 232, for carrying out transformation to exchange after resonant transformation；To the 60Khz- after resonant transformation
The alternating current of 200Khz is handled through transformer, is zoomed in and out to voltage.
First high-frequency rectification unit 233, for carrying out high-frequency rectification output direct current；High frequency is carried out to the alternating current after scaling
Rectification, obtains direct current, is powered at load LED lamp.
Fig. 5 is please referred to, is the control method mercury lamp power control method that can be applicable in LED light or mercury lamp power supply automatically；When negative
When load is mercury lamp, load power source is handled, it is only necessary to increase low frequency inversion processing on the power supply for be powered at LED light, such as
When fruit is that mercury lamp just starts, the processing of increase firing circuit is also needed when load is mercury lamp, can to have, it can be achieved that a power supply is dual-purpose
The processing of body load power source are as follows:
S134, carrying out three phase rectifier to the three-phase alternating current of input is direct current；Input be household three-phase alternating current, three
Phase alternating current passes through three phase rectifier, changes into direct current.
S135, carrying out resonant transformation to direct current after three phase rectifier is exchange；Direct current after three phase rectifier is become by resonance
Parallel operation carries out resonant transformation processing, exports the AC signal of 60Khz-200Khz.
S136 carries out transformation to exchange after resonant transformation；To the alternating current of the 60Khz-200Khz after resonant transformation through becoming
Depressor processing, zooms in and out voltage.
S137 carries out high-frequency rectification and exports direct current；High-frequency rectification is carried out to the alternating current after scaling, obtains direct current.
S138 carries out low frequency inversion to the direct current after high-frequency rectification, low frequency ac needed for exporting mercury lamp；It is whole to high frequency
Direct current after stream carries out low frequency inversion, obtains low-frequency ac square wave electricity (frequency 50Hz-400Hz), works normally for mercury lamp.
S139 carries out firing circuit processing to low frequency inversion treated low frequency ac, and output mercury lamp starting high pressure is handed over
Galvanic electricity；When mercury lamp is also inactive, low frequency ac is to put the mercury lamp that do not work, and needs to use firing circuit simultaneously, in mercury lamp load
Voltage be inverter bridge output low frequency alternating voltage be superimposed with again igniting booster circuit output voltage, with igniting boosting electricity
The raising of road output voltage, in breakdown voltage (the generally 2000V~3000V) for reaching mercury lamp, the at this moment breakdown point of fluorescent tube
It is bright, lamp current is at this moment detected on output loop, so far lighting process is completed；Then igniting boosting electricity is closed immediately again
Road, into invariable power low-frequency ac power mode.
Fig. 6 is please referred to, for the control method mercury lamp power supply controlling terminal processing list that can be applicable in LED light or mercury lamp power supply automatically
Member；When load is mercury lamp, load power source is handled, it is only necessary to increase low frequency inversion on the power supply for be powered at LED light
Processing when just starting if it is mercury lamp, also needs increase firing circuit processing can be, it can be achieved that a power supply is dual-purpose；Load is mercury
When lamp, specific load power source processing unit includes the second three phase rectifier unit 234, the second resonant transformation unit 235, the second transformation
Unit 236, the second high-frequency rectification unit 237, low frequency inversion unit 238 and igniting unit 239, the second three phase rectifier unit
234, the second resonant transformation unit 235, the second voltage transformation unit 236, the second high-frequency rectification unit 237, low frequency inversion unit 238 with
And igniting unit 239 is sequentially connected, in which:
Second three phase rectifier unit 234 is direct current for carrying out three phase rectifier to the three-phase alternating current of input；It inputs and is
The three-phase alternating current of household, three-phase alternating current pass through three phase rectifier, change into direct current.
Second resonant transformation unit 235 is exchange for carrying out resonant transformation to direct current after three phase rectifier；By three phase rectifier
Direct current carries out resonant transformation processing by controlled resonant converter afterwards, exports the AC signal of 60Khz-200Khz.
Second voltage transformation unit 236, for carrying out transformation to exchange after resonant transformation；To the 60Khz- after resonant transformation
The alternating current of 200Khz is handled through transformer, is zoomed in and out to voltage.
Second high-frequency rectification unit 237, for carrying out high-frequency rectification output direct current；High frequency is carried out to the alternating current after scaling
Rectification, obtains direct current.
Low frequency inversion unit 238, for carrying out low frequency inversion to the direct current after high-frequency rectification, low frequency needed for exporting mercury lamp
Alternating current；Low frequency inversion is carried out to the direct current after high-frequency rectification, obtains low-frequency ac square wave electricity (frequency 50Hz-400Hz), is supplied
Mercury lamp works normally.
Igniting unit 239 exports mercury lamp for carrying out firing circuit processing to low frequency inversion treated low frequency ac
Originate High Level AC Voltage；When mercury lamp is also inactive, low frequency ac is to put the mercury lamp that do not work, and needs to use firing circuit simultaneously,
Voltage in mercury lamp load is that the output low frequency alternating voltage of inverter bridge is superimposed with the output voltage of igniting booster circuit again, with
It lights a fire the raising of booster circuit output voltage, in breakdown voltage (the generally 2000V~3000V) for reaching mercury lamp, at this moment lamp
Manage it is breakdown light, lamp current is at this moment detected on output loop, so far lighting process complete；Then it closes immediately again a little
Fiery booster circuit, into invariable power low-frequency ac power mode.
Fig. 7 is please referred to, is that can be applicable in the power-supply system of LED light or mercury lamp automatically, system includes three phase rectifier module 31, humorous
Shake conversion module 32, voltage changing module 33, high-frequency rectification module 34, identification judgment module 35 and low frequency inverter module 36, three-phase
Rectification module 31, resonant transformation module 32, voltage changing module 33, high-frequency rectification module 34, identification judgment module 35 and low frequency are inverse
Become module 36 to be sequentially connected, identifies that 35 pairs of judgment module loads carry out identification judgement, the identification identification judgement load of judgment module 35
When for LED light 38, the direct current of high-frequency rectification module 34 is directly powered LED light 38；Identify that the identification judgement of judgment module 35 is negative
When load is mercury lamp 39, the direct current of high-frequency rectification module 34 is also passed through into low frequency inverter module 36 and is handled, output low frequency exchange supplies
Electric mercury lamp 39；Pattern switching can be carried out according to LED light 38 or mercury lamp 39 using same power supply according to the difference of load, it is right
LED light 38 or mercury lamp 39 are powered.If load is mercury lamp 39, in 39 startup stage of mercury lamp, need to carry out mercury lamp 39
It lights, system further includes ignition module 37, and ignition module 37 increases voltage, is reaching the breakdown voltage of mercury lamp 39 (generally
2000V~3000V) when, at this moment fluorescent tube is breakdown lights, and after lighting, ignition module 37 stops working.
The embodiment of the present invention can be sequentially adjusted, merged and deleted according to actual needs.
This programme is described in detail in embodiment, and specific case used herein is to structural principle of the invention
And embodiment is expounded, above embodiments are merely used to help understand method and its core concept of the invention；Meanwhile
For those of ordinary skill in the art, according to the thought of the present invention, has change in specific embodiments and applications
Become place, in conclusion the contents of this specification are not to be construed as limiting the invention.
Claims (10)
1. the control method that one kind can be applicable in LED light or mercury lamp power supply automatically, which is characterized in that method includes:
S1. load voltage or current type information are obtained；
S2. according to the load voltage of acquisition or current type information, judge that load is LED light or mercury lamp；
S3. according to the loadtype of judgement, load power source is handled.
2. control method according to claim 1, which is characterized in that described if the S2 judges that load is LED light
S3 specifically:
Carrying out three phase rectifier to the three-phase alternating current of input is direct current；
Carrying out resonant transformation to direct current after three phase rectifier is exchange；
Transformation is carried out to exchange after resonant transformation；
High-frequency rectification is carried out, direct current needed for exporting LED light.
3. control method according to claim 1, which is characterized in that described if the S2 judges that load is mercury lamp
S3 specifically:
Carrying out three phase rectifier to the three-phase alternating current of input is direct current；
Carrying out resonant transformation to direct current after three phase rectifier is exchange；
Transformation is carried out to exchange after resonant transformation；
It carries out high-frequency rectification and exports direct current；
Low frequency inversion is carried out to the direct current after high-frequency rectification, low frequency ac needed for exporting mercury lamp.
4. control method according to claim 3, which is characterized in that the S3 further includes that treated is low to low frequency inversion
Frequency alternating current carries out ignition process, exports High Level AC Voltage.
5. the controlling terminal that one kind can be applicable in LED light or mercury lamp power supply automatically, which is characterized in that terminal includes acquiring unit, sentences
Disconnected unit and processing unit, the acquiring unit, judging unit and processing unit are sequentially connected, in which:
Acquiring unit, for obtaining load voltage or current type information；
Judging unit judges that load is LED light or mercury lamp for the load voltage or current type information according to acquisition；
Processing unit is handled load power source for the loadtype according to judgement.
6. controlling terminal according to claim 5, which is characterized in that the processing unit includes the first three phase rectifier list
Member, the first resonant transformation unit, the first voltage transformation unit and the first high-frequency rectification unit, the first three phase rectifier unit,
One resonant transformation unit, the first voltage transformation unit and the first high-frequency rectification unit are sequentially connected, and the judging unit is judged to bear
When load is LED, it includes: the first three phase rectifier unit that processing unit, which carries out processing to load power source, for three intersections to input
It is direct current that galvanic electricity, which carries out three phase rectifier,；
First resonant transformation unit is exchange for carrying out resonant transformation to direct current after three phase rectifier；
First voltage transformation unit, for carrying out transformation to exchange after resonant transformation；
First high-frequency rectification unit, for carrying out high-frequency rectification, direct current needed for exporting LED light.
7. controlling terminal according to claim 5, which is characterized in that the processing unit includes the second three phase rectifier list
Member, the second resonant transformation unit, the second voltage transformation unit, the second high-frequency rectification unit and low frequency inversion unit, the described 2nd 3
Commutating phase unit, the second resonant transformation unit, the second voltage transformation unit, the second high-frequency rectification unit and low frequency inversion unit are successively
Connection, when the judging unit judges that load is mercury lamp, processing unit carries out processing to load power source and includes:
Second three phase rectifier unit is direct current for carrying out three phase rectifier to the three-phase alternating current of input；
Second resonant transformation unit, carrying out resonant transformation to direct current after three phase rectifier is exchange；
Second voltage transformation unit, for carrying out transformation to exchange after resonant transformation；
Second high-frequency rectification unit, for carrying out high-frequency rectification output direct current；
Low frequency inversion unit, for carrying out low frequency inversion to the direct current after high-frequency rectification, low frequency ac needed for exporting mercury lamp.
8. controlling terminal according to claim 7, which is characterized in that the processing unit further includes igniting unit, igniting
Unit is connected to low frequency inversion unit, and the igniting unit is used for that treated that low frequency ac carries out at igniting to low frequency inversion
Reason exports High Level AC Voltage.
9. the power-supply system that one kind can be applicable in LED light or mercury lamp automatically, which is characterized in that system includes three phase rectifier module, humorous
Shake conversion module, voltage changing module, high-frequency rectification module, identification judgment module and low frequency inverter module, the three phase rectifier mould
Block, resonant transformation module, voltage changing module, high-frequency rectification module, identification judgment module and low frequency inverter module are sequentially connected, institute
It states identification judgment module and identification judgement is carried out to load, when the identification judgment module identification judges load for LED light, by high frequency
The direct current of rectification module is directly powered LED light, when the identification judgment module identification judge to load as mercury lamp, by high-frequency rectification
The direct current of module also passes through the processing of low frequency inverter module, output low frequency Alternating Current Power Supply mercury lamp.
10. power-supply system according to claim 9, which is characterized in that it further include ignition module, the ignition module connection
In low frequency inverter module, when the identification judgment module identification judges load for mercury lamp, the low frequency inverter module processing output
Low frequency ac is handled output High Level AC Voltage through ignition module and started to mercury lamp by low frequency ac.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811586815.7A CN109673080A (en) | 2018-12-25 | 2018-12-25 | It can be applicable in the control method and terminal and power-supply system of LED light or mercury lamp power supply automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811586815.7A CN109673080A (en) | 2018-12-25 | 2018-12-25 | It can be applicable in the control method and terminal and power-supply system of LED light or mercury lamp power supply automatically |
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| CN109673080A true CN109673080A (en) | 2019-04-23 |
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|---|---|---|---|
| CN201811586815.7A Pending CN109673080A (en) | 2018-12-25 | 2018-12-25 | It can be applicable in the control method and terminal and power-supply system of LED light or mercury lamp power supply automatically |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112371464A (en) * | 2020-11-30 | 2021-02-19 | 广州市瑞欣电子科技有限公司 | Combined LED-UV lamp box |
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