CN102386676A - Power supply switching device for hybrid power type solar street lamp - Google Patents
Power supply switching device for hybrid power type solar street lamp Download PDFInfo
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- CN102386676A CN102386676A CN201110384359XA CN201110384359A CN102386676A CN 102386676 A CN102386676 A CN 102386676A CN 201110384359X A CN201110384359X A CN 201110384359XA CN 201110384359 A CN201110384359 A CN 201110384359A CN 102386676 A CN102386676 A CN 102386676A
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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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Abstract
The invention provides a technical scheme of a power supply switching device for a hybrid power type solar street lamp. In the technical scheme, the power supply switching device for the hybrid power type solar street lamp comprises a solar panel, a solar charging and discharging controller connected with the solar panel, and a street lamp and a storage battery which are connected with the solar charging and discharging controller as well as a detection switching device. The device in the technical scheme can be used for monitoring power supply conditions of solar energy and the storage battery in time, switching the street lamp between commercial power and the solar storage battery in time and ensuring normal use of the street lamp.
Description
Technical field
What the present invention relates to is a kind of electric supply installation, especially a kind of blended electric power type solar street light power supply switching device shifter.
Background technology
Along with China's rapid economy development, energy demand increases gradually, and street lamp need consume a large amount of electric energy every year; For energy savings; Solar street light is used widely, but runs into overcast and rainy the time discharged or defective battery; Solar street light just can't use, and this is the existing in prior technology weak point.
Summary of the invention
The object of the invention is exactly not enough to existing in prior technology; And the technical scheme that provides a kind of blended electric power type solar street light to supply power switching device shifter; The device of this scheme can be monitored the electric power thus supplied of solar energy and storage battery timely; Street lamp is switched between civil power and solar storage battery, guarantee the normal use of street lamp.
This programme is realized through following technical measures: a kind of blended electric power type solar street light power supply switching device shifter; Include solar panel, the solar charging/discharging controller that is connected with solar panel, the street lamp and the storage battery that are connected with the solar charging/discharging controller; The characteristics of this programme are: also have a detection switching device shifter; Described detection switching device shifter comprises a transformer, the current rectifying and wave filtering circuit that is connected with transformer, the solar cell panel voltages sample detecting circuit that is connected with current rectifying and wave filtering circuit; The battery tension sample detecting circuit that is connected with solar cell panel voltages sample detecting circuit; The relay drive circuit that battery tension sample detecting circuit connects, the relay that is connected with relay drive circuit is by the commutation circuit of relay control;
Described storage battery is connected with the solar charging/discharging controller through commutation circuit; Described current rectifying and wave filtering circuit is connected with the solar charging/discharging controller through commutation circuit; Described solar cell panel voltages sample detecting circuit is connected with described solar panel, and affiliated battery tension sample detecting circuit is connected with storage battery.
Described solar cell panel voltages sample detecting circuit comprises first voltage comparator; The in-phase input end of described first potential comparator is connected with the solar panel negative pole through first resistance; The inverting input of described first potential comparator is connected with the negative pole of a voltage-stabiliser tube through second resistance; The positive pole of described voltage-stabiliser tube is connected with the positive pole of described current rectifying and wave filtering circuit; The negative pole of described voltage-stabiliser tube is connected with the negative pole of current rectifying and wave filtering circuit through the 3rd resistance, first diode; The inverting input of described first potential comparator also is connected with the positive pole of current rectifying and wave filtering circuit through the 4th resistance, and the in-phase input end of described first potential comparator is connected with the positive pole of current rectifying and wave filtering circuit through first electric capacity.
Battery tension sample detecting circuit comprises second voltage comparator; The in-phase input end of said second voltage comparator is connected with the negative pole of described voltage stabilizing didoe through the 5th resistance; The in-phase input end of described second voltage comparator also is connected with the output of second voltage comparator through the 6th resistance; The inverting input of described second voltage comparator is connected with the sliding end of a slide rheostat through the 7th resistance; The sliding end of said slide rheostat W also is connected with the output of first voltage comparator; One end of said slide rheostat is connected with the positive pole of current rectifying and wave filtering circuit through the 8th resistance; The other end of slide rheostat is connected with the negative pole of storage battery through the 9th resistance, and the inverting input of second voltage comparator also is connected with the positive pole of current rectifying and wave filtering circuit through second electric capacity, and the inverting input of first voltage comparator is connected with the output of the tenth resistance with second potential comparator through second electric capacity.
Relay drive circuit comprises a positive-negative-positive triode; The base stage of positive-negative-positive triode is connected with the output of second potential comparator through the 11 resistance; The base stage of positive-negative-positive triode also is connected with the positive pole of described current rectifying and wave filtering circuit through the 12 resistance; The emitter of positive-negative-positive triode is connected with the positive pole of current rectifying and wave filtering circuit, and the collector electrode of positive-negative-positive triode is connected with relay, and the other end of said relay is connected with the negative pole of current rectifying and wave filtering circuit.
Described switching circuit comprises the moving contact of relay; First fixed contact corresponding and second fixed contact with described moving contact; The described moving contact and first fixed contact are normally closed; Described moving contact is connected with the solar charging/discharging controller, and described first fixed contact is connected with the negative pole of storage battery, and the positive pole of said storage battery is connected with the positive pole of current rectifying and wave filtering circuit; Described second fixed contact is connected with the negative pole of current rectifying and wave filtering circuit, the 3rd electric capacity that the positive interpolar of described moving contact and current rectifying and wave filtering circuit also is connected with.
The beneficial effect of this programme can be learnt according to the narration to such scheme; Because solar cell panel voltages sample detecting circuit is arranged in this scheme, can monitor the output voltage of solar panel timely, battery tension sample detecting circuit also can detect the output voltage of storage battery timely; When the voltage of solar panel and storage battery all when low; Relay drive circuit will drive relay, makes to switch to relay control commutation circuit by current rectifying and wave filtering circuit and directly give street lamp power supply, road lamp power supply; Promptly give street lamp power supply, road lamp power supply, guaranteed the normal use of street lamp by civil power.This shows that the present invention compared with prior art has outstanding substantive distinguishing features and obvious improvement, the beneficial effect of its enforcement also is conspicuous.
Description of drawings
Fig. 1 is the functional-block diagram of the specific embodiment of the invention.
Fig. 2 is the circuit diagram of Fig. 1.
Among the figure, 1 is solar panel, and 2 is the solar charging/discharging controller; 3 is street lamp, and 4 is storage battery, and 5 is transformer; 6 is current rectifying and wave filtering circuit, and 7 is solar cell panel voltages sample detecting circuit, and 8 is battery tension sample detecting circuit; 9 is relay drive circuit, and 10 is relay, and 11 is commutation circuit.
Embodiment
For clearly demonstrating the technical characterstic of this programme, below through an embodiment, and combine its accompanying drawing, this programme is set forth.
Can find out that through accompanying drawing the blended electric power type solar street light power supply switching device shifter of this programme includes solar panel 1; The solar charging/discharging controller 2 that is connected with solar panel 1; The street lamp 3 and the storage battery 4 that are connected with solar charging/discharging controller 2 also have a detection switching device shifter, and described detection switching device shifter comprises a transformer 5; The current rectifying and wave filtering circuit 6 that is connected with transformer 5; The solar cell panel voltages sample detecting circuit 7 that is connected with current rectifying and wave filtering circuit 6, the battery tension sample detecting circuit 8 that is connected with solar cell panel voltages sample detecting circuit 7, the relay drive circuit 9 that battery tension sample detecting circuit 8 connects; The relay 10 that is connected with relay drive circuit 9 is by the commutation circuit 11 of relay 10 controls;
Described storage battery 4 is connected with solar charging/discharging controller 2 through commutation circuit 12; Described current rectifying and wave filtering circuit 6 is connected with solar charging/discharging controller 2 through commutation circuit 11; Described solar cell panel voltages sample detecting circuit 7 is connected with described solar panel 1, and affiliated battery tension sample detecting circuit 8 is connected with storage battery 4.
The in-phase input end of first voltage comparator ic 1 in the solar cell panel voltages sample detecting circuit 7 is connected with the solar panel negative pole through first resistance R 1; The inverting input of the described first potential comparator IC1 is connected with the negative pole of a voltage-stabiliser tube VD through second resistance R 2; The positive pole of described voltage-stabiliser tube VD is connected with the positive pole of described current rectifying and wave filtering circuit 6; The negative pole of described voltage-stabiliser tube VD is connected with the negative pole of current rectifying and wave filtering circuit 6 through the 3rd resistance R 3, first diode D1; The inverting input of described first potential comparator also is connected with the positive pole of current rectifying and wave filtering circuit 6 through the 4th resistance R 4, and the in-phase input end of the described first potential comparator IC1 is connected with the positive pole of current rectifying and wave filtering circuit 6 through first capacitor C 1.
The in-phase input end of second voltage comparator ic 2 in the battery tension sample detecting circuit 8 through the 5th resistance R 5 and described voltage stabilizing didoe VD negative pole be connected; The in-phase input end of described second voltage comparator ic 2 also is connected with the output of second voltage comparator ic 2 through the 6th resistance R 6; The inverting input of described second voltage comparator ic 2 is connected with the sliding end of a slide rheostat W through the 7th resistance R 7; The sliding end of said slide rheostat W also is connected with the output of first voltage comparator ic 1; The end of said slide rheostat W is connected with the positive pole of filter circuit through the 8th resistance R 8; The other end of slide rheostat W is connected with the negative pole of storage battery 4 through the 9th resistance R 9; The inverting input of second voltage comparator ic 2 also is connected with the positive pole of current rectifying and wave filtering circuit 6 through second capacitor C 2, and the inverting input of first voltage comparator ic 1 is connected with the output of the second potential comparator IC2 with the tenth resistance R 10 through second capacitor C 2;
Relay drive circuit comprises a positive-negative-positive triode VT; The base stage of positive-negative-positive triode VT is connected with the output of the second potential comparator IC2 through the 11 resistance R 11; The base stage of positive-negative-positive triode VT also is connected with the positive pole of described current rectifying and wave filtering circuit 6 through the 12 resistance R 12; The emitter of positive-negative-positive triode VT is connected with the positive pole of current rectifying and wave filtering circuit 6; The collector electrode of positive-negative-positive triode VT is connected with relay 10, and the other end of said relay 10 is connected with the negative pole of current rectifying and wave filtering circuit 6.
Described switching circuit comprises the moving contact JK of relay 10; The first fixed contact F1 corresponding and the second fixed contact F2 with described moving contact JK; The described moving contact JK and the first fixed contact F1 are normally closed; Described moving contact JK is connected with solar charging/discharging controller 2, and the described first fixed contact F1 is connected with the negative pole of storage battery 4, and the positive pole of said storage battery 4 is connected with the positive pole of current rectifying and wave filtering circuit 6; The described second fixed contact F2 is connected with the negative pole of current rectifying and wave filtering circuit 6, the 3rd capacitor C 3 that the positive interpolar of described moving contact JK and current rectifying and wave filtering circuit 6 also is connected with.
Described relay 10 is also parallelly connected with the 3rd diode D3; LED is with after the 13 resistance R 13 is connected, and is parallelly connected with relay 10.
In the present embodiment, solar charging/discharging controller 2 is CML05-2.1NL.
During use; Solar cell panel voltages sample detecting circuit 7 detected solar panel 1 voltages are higher than set point; When battery tension sample detecting circuit 8 detected storage battery 4 voltages were higher than set point, relay drive circuit 9 must not be electric, and relay 10 is not worked; Promptly also be in the state on daytime this moment, street lamp is not worked.
Solar cell panel voltages sample detecting circuit 7 detected solar panel 1 voltages are higher than set point; When battery tension sample detecting circuit 8 detected storage battery 4 voltages are lower than set point; Relay drive circuit 9 must not; Relay 10 is not worked, and also be in the state on daytime this moment, and street lamp 3 is not worked.
Solar cell panel voltages sample detecting circuit 7 detected solar panel 1 voltages are lower than set point; When battery tension sample detecting circuit 8 detected storage battery 4 voltages are higher than set point; Relay drive circuit 9 must not; Relay 10 is not worked, and be the state at night this moment, gives street lamp 3 power supplies by storage battery 4.
Solar cell panel voltages sample detecting circuit 7 detected solar panel 1 voltages are lower than set point; When battery tension sample detecting circuit 8 detected storage battery 4 voltages are lower than set point; Relay drive circuit 9 gets electric, relay 10 work, the moving contact JK and the second fixed contact F2 adhesive; Be the state at night this moment, switches to by civil power for street lamp 3 power supplies by original storage battery 4 and give street lamp 3 power supplies.
The present invention is not limited in above-mentioned embodiment, and the variation that those of ordinary skills make in essential scope of the present invention, remodeling, interpolation or replacement also should belong to protection scope of the present invention.
Claims (5)
1. blended electric power type solar street light power supply switching device shifter; Include solar panel, the solar charging/discharging controller that is connected with solar panel, the street lamp and the storage battery that are connected with the solar charging/discharging controller; It is characterized in that: also have a detection switching device shifter; Described detection switching device shifter comprises a transformer, the current rectifying and wave filtering circuit that is connected with transformer, the solar cell panel voltages sample detecting circuit that is connected with current rectifying and wave filtering circuit; The battery tension sample detecting circuit that is connected with solar cell panel voltages sample detecting circuit; The relay drive circuit that battery tension sample detecting circuit connects, the relay that is connected with relay drive circuit is by the commutation circuit of relay control; Described storage battery is connected with the solar charging/discharging controller through commutation circuit; Described current rectifying and wave filtering circuit is connected with the solar charging/discharging controller through commutation circuit; Described solar cell panel voltages sample detecting circuit is connected with described solar panel, and affiliated battery tension sample detecting circuit is connected with storage battery.
2. blended electric power type solar street light power supply switching device shifter according to claim 1; It is characterized in that: described solar cell panel voltages sample detecting circuit comprises first voltage comparator; The in-phase input end of described first potential comparator is connected with the solar panel negative pole through first resistance; The inverting input of described first potential comparator is connected with the negative pole of a voltage-stabiliser tube through second resistance; The positive pole of described voltage-stabiliser tube is connected with the positive pole of described current rectifying and wave filtering circuit; The negative pole of described voltage-stabiliser tube is connected with the negative pole of current rectifying and wave filtering circuit through the 3rd resistance, first diode; The inverting input of described first potential comparator also is connected with the positive pole of current rectifying and wave filtering circuit through the 4th resistance, and the in-phase input end of described first potential comparator is connected with the positive pole of current rectifying and wave filtering circuit through first electric capacity.
3. blended electric power type solar street light power supply switching device shifter according to claim 2; It is characterized in that: described battery tension sample detecting circuit comprises second voltage comparator; The in-phase input end of said second voltage comparator is connected with the negative pole of described voltage stabilizing didoe through the 5th resistance; The in-phase input end of described second voltage comparator also is connected with the output of second voltage comparator through the 6th resistance; The inverting input of described second voltage comparator is connected with the sliding end of a slide rheostat through the 7th resistance; The sliding end of said slide rheostat W also is connected with the output of first voltage comparator; One end of said slide rheostat is connected with the positive pole of current rectifying and wave filtering circuit through the 8th resistance; The other end of slide rheostat is connected with the negative pole of storage battery through the 9th resistance, and the inverting input of second voltage comparator also is connected with the positive pole of current rectifying and wave filtering circuit through second electric capacity, and the inverting input of first voltage comparator is connected with the output of the tenth resistance with second potential comparator through second electric capacity.
4. blended electric power type solar street light power supply switching device shifter according to claim 3; It is characterized in that: described relay drive circuit comprises a positive-negative-positive triode; The base stage of positive-negative-positive triode is connected with the output of second potential comparator through the 11 resistance; The base stage of positive-negative-positive triode also is connected with the positive pole of described current rectifying and wave filtering circuit through the 12 resistance; The emitter of positive-negative-positive triode is connected with the positive pole of current rectifying and wave filtering circuit, and the collector electrode of positive-negative-positive triode is connected with relay, and the other end of said relay is connected with the negative pole of current rectifying and wave filtering circuit.
5. blended electric power type solar street light power supply switching device shifter according to claim 4; It is characterized in that: described switching circuit comprises the moving contact of relay; First fixed contact corresponding and second fixed contact with described moving contact, the described moving contact and first fixed contact are normally closed, and described moving contact is connected with the solar charging/discharging controller; Described first fixed contact is connected with the negative pole of storage battery; The positive pole of said storage battery is connected with the positive pole of current rectifying and wave filtering circuit, and described second fixed contact is connected with the negative pole of rectification circuit, the 3rd electric capacity that the positive interpolar of described moving contact and current rectifying and wave filtering circuit also is connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110384359.XA CN102386676B (en) | 2011-11-28 | 2011-11-28 | Power supply switching device for hybrid power type solar street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110384359.XA CN102386676B (en) | 2011-11-28 | 2011-11-28 | Power supply switching device for hybrid power type solar street lamp |
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| Publication Number | Publication Date |
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| CN102386676A true CN102386676A (en) | 2012-03-21 |
| CN102386676B CN102386676B (en) | 2014-04-02 |
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| CN201110384359.XA Expired - Fee Related CN102386676B (en) | 2011-11-28 | 2011-11-28 | Power supply switching device for hybrid power type solar street lamp |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104836276A (en) * | 2015-04-14 | 2015-08-12 | 刘泽法 | 120V self-powered electric vehicle |
| CN104852424A (en) * | 2015-04-14 | 2015-08-19 | 刘泽法 | 36V self-power-generating electric vehicle |
| CN109888883A (en) * | 2019-03-28 | 2019-06-14 | 南京机电职业技术学院 | Two-way switches integrated power supply and two-way switch unit circuit therein |
| CN110159995A (en) * | 2019-06-04 | 2019-08-23 | 温州盛淼工业设计有限公司 | A kind of blended electric power type solar street light power switching device |
| CN112925244A (en) * | 2021-01-26 | 2021-06-08 | 上海金智晟东电力科技有限公司 | Method for realizing ultra-long standby of intelligent sensing terminal of Internet of things |
| CN116760171A (en) * | 2023-08-14 | 2023-09-15 | 中业裕禄农业科技集团有限公司 | Intelligent machine power supply energy storage interactive switching system |
| CN109888883B (en) * | 2019-03-28 | 2024-05-31 | 南京机电职业技术学院 | Dual-path switching integrated power supply and dual-path switching unit circuit thereof |
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| CN116760171A (en) * | 2023-08-14 | 2023-09-15 | 中业裕禄农业科技集团有限公司 | Intelligent machine power supply energy storage interactive switching system |
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| CN102386676B (en) | 2014-04-02 |
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Address after: 250000 Sunshine Building Office of Lino Science Park, 30766 Jingshidong Road, Licheng District, Jinan City, Shandong Province Patentee after: Linuo power group Limited by Share Ltd. Address before: 250103 Lino Science Park, 8168 Jingshidong Road, Jinan City, Shandong Province Patentee before: Shandong Linuo Solar Power Engineering Co.,Ltd. |
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Effective date of registration: 20190325 Address after: 250101 Licheng District Licheng District, Jinan City, Shandong Province, Lino Photovoltaic Factory 101, 30766 Jingshidong Road Patentee after: SHANDONG LINUO POWER DESIGN CONSULTING CO.,LTD. Address before: Sunshine Building Office of Reno Science Park, 30766 Jingshidong Road, Licheng District, Jinan City, Shandong Province Patentee before: Linuo power group Limited by Share Ltd. |
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