CN204633416U - A kind of solar-electricity pool controller - Google Patents
A kind of solar-electricity pool controller Download PDFInfo
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- CN204633416U CN204633416U CN201520366973.7U CN201520366973U CN204633416U CN 204633416 U CN204633416 U CN 204633416U CN 201520366973 U CN201520366973 U CN 201520366973U CN 204633416 U CN204633416 U CN 204633416U
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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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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Abstract
The utility model discloses a kind of solar-electricity pool controller, relate to area of solar cell, comprise: photovoltaic panel, storage battery, charging-discharging controller and by electric loading, described charging-discharging controller comprises selector switch and control module, described selector switch comprises first input end, second input, control end and output, described photovoltaic panel is coupled with the first input end of described selector switch and described storage battery respectively, described storage battery is coupled with the second input of described selector switch, the output of described selector switch and described electricity consumption load coupling, described control module is coupled with the control end of described selector switch.The purpose of this utility model is to provide a kind of solar-electricity pool controller, effectively to improve the utilization rate of electrical of existing solar electric power supply system.
Description
Technical field
The utility model relates to area of solar cell, in particular to a kind of solar-electricity pool controller.
Background technology
Solar cell is a kind of device due to photovoltaic effect, solar energy being converted into electric energy.It comprises several semiconductor photo diodes, when on solar irradiation to photodiode surface, produce electron-hole pair, move respectively to the interface of P-N junction in electronics and hole, N-type (negative pole) and the P type place (positive pole) of battery is entered respectively by interface electric field separates, namely photodiode becomes the luminous energy of the sun into electric energy, generation current.When many serial battery or be together in parallel just can become the solar cell array having larger power output.Solar cell has permanent, spatter property and the large advantage of flexibility three, is just more and more subject to the favor of people.
The transmitting procedure of current solar electric power supply system is, transform light energy is electric energy by photovoltaic panel, and electric energy is input to accumulators store, then by storage battery to electricity consumption load supplying.But when illumination is more sufficient, the electrogenesis energy of photovoltaic panel is more and battery capacity is limited, causes a part of waste of energy; Meanwhile, when illumination deficiency, the electric energy due to storage battery continues to consume under high light or low light environment, and therefore cause storage battery when tackling illumination and being not enough, energy storage is not enough, thus causes existing solar electric power supply system utilization rate of electrical not high.
Utility model content
The purpose of this utility model is to provide a kind of solar-electricity pool controller, effectively to improve the utilization rate of electrical of existing solar electric power supply system.
First aspect, a kind of solar-electricity pool controller that the utility model provides, comprise: photovoltaic panel, storage battery, charging-discharging controller and by electric loading, described charging-discharging controller comprises selector switch and control module, , described selector switch comprises first input end, second input, control end and output, described photovoltaic panel is coupled with the first input end of described selector switch and described storage battery respectively, described storage battery is coupled with the second input of described selector switch, the output of described selector switch and described electricity consumption load coupling, described control module is coupled with the control end of described selector switch.
In conjunction with first aspect, the utility model embodiment still provides the first possibility execution mode of first aspect, wherein, described control module comprises photocell, operational amplifier, power supply and triode, the in-phase input end of described operational amplifier described photocell of connecting is coupled to the negative pole end of described power supply, the inverting input of described operational amplifier is connected the negative pole end of the second resistively couple to described power supply, output series connection the 3rd resistively couple of described operational amplifier is to the inverting input of described operational amplifier, the output of described operational amplifier is coupled to the base stage of described triode, the collector electrode of described triode is coupled with the positive pole of described power supply, the emitter-coupled of described triode is to the control end of described selector switch.
In conjunction with the first possibility execution mode of first aspect, the utility model embodiment still provides the second possibility execution mode of first aspect, wherein, described control module also comprises the first variable resistor, the output of described operational amplifier is connected with described first variable-resistance sliding end and a stiff end respectively, and described 3rd resistively couple of described first variable-resistance another stiff end series connection is to the inverting input of described operational amplifier.
In conjunction with the second possibility execution mode of first aspect, the utility model embodiment still provides the third possibility execution mode of first aspect, wherein, described control module also comprises voltage follower, the output of described operational amplifier is coupled with the input of described voltage follower, and the output of described voltage follower is coupled with the base stage of described triode.
In conjunction with the third possibility execution mode of first aspect, the utility model embodiment still provides the 4th kind of possibility execution mode of first aspect, wherein, described control module also comprises the 4th resistance and polar capacitor, 4th resistively couple described in the base series of described triode is to the positive terminal of described polar capacitor, and the negative pole end of described polar capacitor is coupled with the negative pole end of described power supply.
In conjunction with the 4th kind of possibility execution mode of first aspect, the utility model embodiment still provides the 5th kind of possibility execution mode of first aspect, wherein, described control module also comprises key switch, a contact of described key switch is coupled with the base stage of described triode, and another contact of described key switch is coupled with the negative pole end of described power supply.
In conjunction with the 5th kind of possibility execution mode of first aspect, the utility model embodiment still provides the 6th kind of possibility execution mode of first aspect, wherein, described control module also comprises key switch, a contact of described key switch is coupled with the base stage of described triode, and another contact of described key switch is coupled with the negative pole end of described power supply.
In conjunction with the 6th kind of possibility execution mode of first aspect, the utility model embodiment still provides the 7th kind of possibility execution mode of first aspect, wherein, described selector switch comprises relay coil and relay switch, described relay switch comprises the first contact, second contact and the 3rd contact, described first contact is coupled with described photovoltaic panel, described second contact is coupled with described storage battery, described 3rd contact and described electricity consumption load coupling, the emitter-coupled of described relay coil and described triode, described second contact and described 3rd contact form the normally closed switch of described relay coil.
In conjunction with the 6th kind of possibility execution mode of first aspect, the utility model embodiment still provides the 8th kind of possibility execution mode of first aspect, wherein, described selector switch comprises MUX, described MUX comprises first input end, second input, output and trigger end, the emitter of described triode is connected with the trigger end of described MUX, described photovoltaic panel is coupled with the first input end of described MUX, described storage battery is coupled with the second input of described MUX, the output of described MUX is connected by electric loading with described.
In conjunction with first aspect or first aspect the first may execution mode or the second may execution mode or the third may execution mode or the 4th kind may execution mode or the 5th kind may execution mode or the 6th kind may execution mode or the 7th kind may execution mode or the 8th kind may execution mode, the utility model embodiment still provides the 9th kind of possibility execution mode of first aspect, wherein, described electric loading comprises from net type inverter, DC load and AC load, the output of described selector switch is coupled with the described input from net type inverter and described DC load respectively, the described output from net type inverter is coupled with described AC load.
In the utility model embodiment, when illumination abundance, described control module controls the circuit turn-on that described selector switch makes described photovoltaic panel and described electric loading, the circuit of described storage battery and described electric loading is disconnected, therefore, the electric energy that described photovoltaic panel produces gives described electricity consumption load supplying on the one hand, inputs on the other hand in described storage battery and stores; When unglazed photograph, described control module controls described selector switch makes described storage battery be connected by electric loading with described, disconnect described photovoltaic panel and described connecting by electric loading, therefore, when unglazed photograph, described photovoltaic panel stops to described load supplying, and has storage battery powering load.
Therefore, the utility model embodiment by control module make when illumination abundance, a part of power storage another part electric energy powering load of photovoltaic panel, compared with the solar electric power supply system of prior art, when illumination is sufficient, electric energy outside batteries to store energy capacity is input to by electric loading, is electricity consumption load supplying, effectively improves the utilization rate of electrical of existing solar electric power supply system.
Other feature and advantage of the present utility model are set forth at specification subsequently, and, partly become apparent from specification, or understand by implementing the utility model embodiment.The purpose of this utility model and other advantages realize by structure specifically noted in write specification, claims and accompanying drawing and obtain.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.Shown in accompanying drawing, above-mentioned and other object of the present utility model, Characteristics and advantages will be more clear.Reference numeral identical in whole accompanying drawing indicates identical part.Deliberately do not draw accompanying drawing by actual size equal proportion convergent-divergent, focus on purport of the present utility model is shown.
Fig. 1 shows the structured flowchart of a kind of solar-electricity pool controller that the utility model embodiment provides;
Fig. 2 shows a kind of control module of solar-electricity pool controller and the circuit structure diagram of selector switch that the utility model embodiment provides;
Fig. 3 shows the another kind of control module of solar-electricity pool controller and the circuit structure diagram of selector switch that the utility model embodiment provides.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, carry out clear, complete description to the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Solar cell is a kind of device due to photovoltaic effect, solar energy being converted into electric energy.It comprises several semiconductor photo diodes, when on solar irradiation to photodiode surface, produce electron-hole pair, move respectively to the interface of P-N junction in electronics and hole, N-type (negative pole) and the P type place (positive pole) of battery is entered respectively by interface electric field separates, namely photodiode becomes the luminous energy of the sun into electric energy, generation current.When many serial battery or be together in parallel just can become the solar cell array having larger power output.Solar cell has permanent, spatter property and the large advantage of flexibility three, is just more and more subject to the favor of people.
The transmitting procedure of current solar electric power supply system is, transform light energy is electric energy by photovoltaic panel, and electric energy is input to accumulators store, then by storage battery to electricity consumption load supplying.But when illumination is more sufficient, the electrogenesis energy of photovoltaic panel is more and battery capacity is limited, causes a part of waste of energy; Meanwhile, when illumination deficiency, the electric energy due to storage battery continues to consume under high light or low light environment, and therefore cause storage battery when tackling illumination and being not enough, energy storage is not enough, thus causes existing solar electric power supply system utilization rate of electrical not high.
In order to overcome above-mentioned shortcoming, the utility model embodiment provides a kind of solar-electricity pool controller, as shown in Figure 1, described solar-electricity pool controller comprises: photovoltaic panel 101, storage battery 102, control module 104, with electric loading 105 and selector switch 103, described selector switch 103 comprises first input end, second input, control end and output, described photovoltaic panel 101 is coupled with the first input end of described selector switch 103 and described storage battery 102 respectively, described storage battery 102 is coupled with the second input of described selector switch 103, the output of described selector switch 103 is coupled with described electric loading 105, described control module 104 is coupled with the control end of described selector switch 103.
Described electric loading 105 comprises from net type inverter, DC load and AC load, the output of described selector switch 103 is coupled with the described input from net type inverter and described DC load respectively, and the described output from net type inverter is coupled with described AC load.
Wherein, as shown in Figure 2, described control module 104 comprises photocell PC, operational amplifier IC1, power supply and triode Q, the in-phase input end of the described operational amplifier IC1 described photocell PC that connects is coupled to the negative pole end of described power supply, the inverting input of the described operational amplifier IC1 second resistance R2 that connects is coupled to the negative pole end of described power supply, output series connection the 3rd resistance R3 of described operational amplifier IC1 is coupled to the inverting input of described operational amplifier IC1, the output of described operational amplifier IC1 is coupled to the base stage of described triode Q, the collector electrode of described triode Q is coupled with the positive pole of described power supply, the emitter-coupled of described triode Q is to the control end of described selector switch 103.
Described control module 104 also comprises the first variable resistor RP1, the output of described operational amplifier IC1 is connected with the sliding end of described first variable resistor RP1 and a stiff end respectively, and the described 3rd resistance R3 of another stiff end series connection of described first variable resistor RP1 is coupled to the inverting input of described operational amplifier IC1.
Described control module 104 also comprises voltage follower IC2, and the output of described operational amplifier IC1 is coupled with the input of described voltage follower IC2, and the output of described voltage follower IC2 is coupled with the base stage of described triode Q.
Described control module 104 also comprises the 4th resistance R4 and polar capacitor C1, and described in the base series of described triode Q, the 4th resistance R4 is coupled to the positive terminal of described polar capacitor C1, and the negative pole end of described polar capacitor C1 is coupled with the negative pole end of described power supply.
Described control module 104 also comprises key switch S2, and a contact of described key switch S2 is coupled with the base stage of described triode Q, and another contact of described key switch S2 is coupled with the negative pole end of described power supply.
Described control module 104 also comprises the second adjustable resistance RP2, the output of described voltage follower IC2 is coupled with the sliding end of described the second adjustable resistance RP2 and a stiff end respectively, and another stiff end of described the second adjustable resistance RP2 is coupled with the base stage of described triode Q.
Described selector switch 103 comprises relay coil K and relay switch K1, described relay K switch comprises the first contact, the second contact and the 3rd contact, described first contact is coupled with described photovoltaic panel 101, described second contact is coupled with described storage battery 102, described 3rd contact is coupled with described electric loading 105, the emitter-coupled of described relay coil and described triode Q, described second contact and described 3rd contact form the normally closed switch of described relay coil.
Photocell PC is meeting generation current after the illumination receiving some strength, certainly, in the utility model embodiment, photocell can also be replaced with photovoltaic panel.
Described relay switch K1 and described relay coil K with the use of, namely described relay coil K is when no energising, and second contact of described relay switch K1 and described 3rd contact conducting, namely described relay switch K1 is normally closed switch.
The operation principle of circuit is as shown in Figure 2 as follows:
Photocell PC is meeting generation current after the illumination receiving some strength, can produce 0.5V, the electric current of 0.3A when sunlight is the strongest.The electric current that described photocell PC exports is input to the base stage of described triode Q after described operational amplifier IC1 amplifies, the bias voltage of the base stage of triode Q is made to reach the conducting voltage of described triode Q, thus make described triode Q saturation conduction, the adhesive of described relay coil invocation point, described second contact and the 3rd contact are disconnected, described first contact is connected with described 3rd contact, therefore, storage battery with disconnect with connecting of electric loading, photovoltaic panel and connect conducting by electric loading.
When photocell PC does not receive illumination or illumination is not enough, the electric current produced is too small, cause the undercurrent inputting triode Q base stage to make triode Q conducting, triode Q is in cut-off state, relay coil K power-off, makes described first contact and described 3rd contact disconnect, described second contact is connected with the 3rd contact, storage battery with connect conducting with electric loading, photovoltaic panel and disconnecting with connecting of electric loading.
Described 3rd resistance R3, the second resistance R2 and the first variable resistor RP1 determine the multiplication factor of described operational amplifier, by changing the resistance of described first variable resistor RP1, change the multiplication factor of described operational amplifier IC1.
In addition, described voltage follower IC2 has high input impedance and low output impedance, and the voltage that described operational amplifier IC1 is exported meets linear change.
In addition, described polar capacitor C1 plays the effect postponing triode Q conducting.When electric current flows into described polar capacitor C1, polar capacitor C1 is in charging process, and charging rate is determined by the resistance of described the second adjustable resistance RP2 and the 4th resistance R4.By the charging process of described polar capacitor C1, play a delay effect, avoid of short duration intensity of illumination not enough, such as, accidentally sheltered from photovoltaic panel or in external light source short irradiation photovoltaic panel at night, and cause control module misoperation.
Moreover, press described key switch S2, described triode Q is ended, thus makes described relay coil K power-off, therefore, by key switch S2, manually can will be switched to the state of storage battery powering load by photovoltaic panel powering load.
Therefore, in the utility model embodiment, when illumination abundance, described control module controls the circuit turn-on that described selector switch makes described photovoltaic panel and described electric loading, the circuit of described storage battery and described electric loading is disconnected, therefore, the electric energy that described photovoltaic panel produces gives described electricity consumption load supplying on the one hand, inputs on the other hand in described storage battery and stores; When unglazed photograph, described control module controls described selector switch makes described storage battery be connected by electric loading with described, disconnect described photovoltaic panel and described connecting by electric loading, therefore, when unglazed photograph, described photovoltaic panel stops to described load supplying, and has storage battery powering load.The direct current that described storage battery exports is to direct current electricity consumption group in power supply, and in addition, the direct current that described storage battery exports becomes alternating current by described from net type inverter, to described interchange electricity consumption load supplying.
Therefore, the utility model embodiment by control module make when illumination abundance, a part of power storage another part electric energy powering load of photovoltaic panel, compared with the solar electric power supply system of prior art, when illumination is sufficient, electric energy outside batteries to store energy capacity is input to by electric loading, is electricity consumption load supplying, effectively improves the utilization rate of electrical of existing solar electric power supply system.
In addition, the utility model embodiment still provides the control module 104 of another kind of solar-electricity pool controller and the circuit structure of selector switch 103, as shown in Figure 3, described control module 104 comprises photocell PC, operational amplifier IC1, power supply and triode Q, the in-phase input end of the described operational amplifier IC1 described photocell PC that connects is coupled to the negative pole end of described power supply, the inverting input of the described operational amplifier IC1 second resistance R2 that connects is coupled to the negative pole end of described power supply, output series connection the 3rd resistance R3 of described operational amplifier IC1 is coupled to the inverting input of described operational amplifier IC1, the output of described operational amplifier IC1 is coupled to the base stage of described triode Q, the collector electrode of described triode Q is coupled with the positive pole of described power supply, the emitter-coupled of described triode Q is to the control end of described selector switch 103.
Described control module 104 also comprises the first variable resistor RP1, the output of described operational amplifier IC1 is connected with the sliding end of described first variable resistor RP1 and a stiff end respectively, and the described 3rd resistance R3 of another stiff end series connection of described first variable resistor RP1 is coupled to the inverting input of described operational amplifier IC1.
Described control module 104 also comprises voltage follower IC2, and the output of described operational amplifier IC1 is coupled with the input of described voltage follower IC2, and the output of described voltage follower IC2 is coupled with the base stage of described triode Q.
Described control module 104 also comprises the 4th resistance R4 and polar capacitor C1, and described in the base series of described triode Q, the 4th resistance R4 is coupled to the positive terminal of described polar capacitor C1, and the negative pole end of described polar capacitor C1 is coupled with the negative pole end of described power supply.
Described control module 104 also comprises key switch S2, and a contact of described key switch S2 is coupled with the base stage of described triode Q, and another contact of described key switch S2 is coupled with the negative pole end of described power supply.
Described control module 104 also comprises the second adjustable resistance RP2, the output of described voltage follower IC2 is coupled with the sliding end of described the second adjustable resistance RP2 and a stiff end respectively, and another stiff end of described the second adjustable resistance RP2 is coupled with the base stage of described triode Q.
Described selector switch 103 comprises MUX, described MUX comprises first input end, the second input, output and trigger end, the emitter of described triode Q is connected with the trigger end of described MUX, described photovoltaic panel 101 is coupled with the first input end of described MUX, described storage battery 102 is coupled with the second input of described MUX, and the output of described MUX is connected by electric loading 105 with described.
The operation principle of circuit is as shown in Figure 3 as follows:
The electric current that described photocell PC exports is input to the base stage of described triode Q after described operational amplifier amplifies, the bias voltage of the base stage of triode Q is made to reach the conducting voltage of described triode Q, thus make described triode Q saturation conduction, the then control end input high level of described MUX IC3, the control end of described MUX IC3 is that high level is effective, when the control end input high level of described MUX IC3, the first input end of described MUX IC3 and the output conducting of described MUX IC3, second input of described MUX IC3 and the output of described MUX IC3 disconnect, therefore, storage battery with disconnect with connecting of electric loading, photovoltaic panel with connect conducting by electric loading.
When photocell PC does not receive illumination or illumination is not enough, the electric current produced is too small, cause the undercurrent inputting triode Q base stage to make triode Q conducting, triode Q is in cut-off state, then the control end of described MUX IC3 is low level, the first input end of described MUX IC3 and the output of described MUX IC3 disconnect, second input of described MUX IC3 and the output conducting of described MUX IC3, therefore, storage battery with connect conducting with electric loading, photovoltaic panel and disconnecting with connecting of electric loading.
Therefore, in the utility model embodiment, when illumination abundance, described control module controls the circuit turn-on that described selector switch makes described photovoltaic panel and described electric loading, the circuit of described storage battery and described electric loading is disconnected, therefore, the electric energy that described photovoltaic panel produces gives described electricity consumption load supplying on the one hand, inputs on the other hand in described storage battery and stores; When unglazed photograph, described control module controls described selector switch makes described storage battery be connected by electric loading with described, disconnect described photovoltaic panel and described connecting by electric loading, therefore, when unglazed photograph, described photovoltaic panel stops to described load supplying, and has storage battery powering load.The direct current that described storage battery exports is to direct current electricity consumption group in power supply, and in addition, the direct current that described storage battery exports becomes alternating current by described from net type inverter, to described interchange electricity consumption load supplying.
Therefore, the utility model embodiment by control module make when illumination abundance, a part of power storage another part electric energy powering load of photovoltaic panel, compared with the solar electric power supply system of prior art, when illumination is sufficient, electric energy outside batteries to store energy capacity is input to by electric loading, is electricity consumption load supplying, effectively improves the utilization rate of electrical of existing solar electric power supply system.
It should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. a solar-electricity pool controller, it is characterized in that, comprise: photovoltaic panel, storage battery, charging-discharging controller and by electric loading, described charging-discharging controller comprises selector switch and control module, described selector switch comprises first input end, second input, control end and output, described photovoltaic panel is coupled with the first input end of described selector switch and described storage battery respectively, described storage battery is coupled with the second input of described selector switch, the output of described selector switch and described electricity consumption load coupling, described control module is coupled with the control end of described selector switch.
2. solar-electricity pool controller according to claim 1, it is characterized in that, described control module comprises photocell, operational amplifier, power supply and triode, the in-phase input end of described operational amplifier described photocell of connecting is coupled to the negative pole end of described power supply, the inverting input of described operational amplifier is connected the negative pole end of the second resistively couple to described power supply, output series connection the 3rd resistively couple of described operational amplifier is to the inverting input of described operational amplifier, the output of described operational amplifier is coupled to the base stage of described triode, the collector electrode of described triode is coupled with the positive pole of described power supply, the emitter-coupled of described triode is to the control end of described selector switch.
3. solar-electricity pool controller according to claim 2, it is characterized in that, described control module also comprises the first variable resistor, the output of described operational amplifier is connected with described first variable-resistance sliding end and a stiff end respectively, and described 3rd resistively couple of described first variable-resistance another stiff end series connection is to the inverting input of described operational amplifier.
4. solar-electricity pool controller according to claim 3, it is characterized in that, described control module also comprises voltage follower, and the output of described operational amplifier is coupled with the input of described voltage follower, and the output of described voltage follower is coupled with the base stage of described triode.
5. solar-electricity pool controller according to claim 4, it is characterized in that, described control module also comprises the 4th resistance and polar capacitor, 4th resistively couple described in the base series of described triode is to the positive terminal of described polar capacitor, and the negative pole end of described polar capacitor is coupled with the negative pole end of described power supply.
6. solar-electricity pool controller according to claim 5, it is characterized in that, described control module also comprises key switch, and a contact of described key switch is coupled with the base stage of described triode, and another contact of described key switch is coupled with the negative pole end of described power supply.
7. solar-electricity pool controller according to claim 6, it is characterized in that, described control module also comprises the second adjustable resistance, the output of described voltage follower is coupled with the sliding end of described the second adjustable resistance and a stiff end respectively, and another stiff end of described the second adjustable resistance is coupled with the base stage of described triode.
8. solar-electricity pool controller according to claim 7, it is characterized in that, described selector switch comprises relay coil and relay switch, described relay switch comprises the first contact, the second contact and the 3rd contact, described first contact is coupled with described photovoltaic panel, described second contact is coupled with described storage battery, described 3rd contact and described electricity consumption load coupling, the emitter-coupled of described relay coil and described triode, described second contact and described 3rd contact form the normally closed switch of described relay coil.
9. solar-electricity pool controller according to claim 7, it is characterized in that, described selector switch comprises MUX, described MUX comprises first input end, the second input, output and trigger end, the emitter of described triode is connected with the trigger end of described MUX, described photovoltaic panel is coupled with the first input end of described MUX, described storage battery is coupled with the second input of described MUX, and the output of described MUX is connected by electric loading with described.
10. according to arbitrary described solar-electricity pool controller of claim 1-9, it is characterized in that, described electric loading comprises from net type inverter, DC load and AC load, the output of described selector switch is coupled with the described input from net type inverter and described DC load respectively, and the described output from net type inverter is coupled with described AC load.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105429182A (en) * | 2015-12-30 | 2016-03-23 | 哈尔滨工业大学 | Power source MPPT control system for satellite |
| CN110401258A (en) * | 2018-04-25 | 2019-11-01 | 北京汉能光伏投资有限公司 | Solar battery output control method |
| CN114530923A (en) * | 2022-03-10 | 2022-05-24 | 雅致精密工业（深圳）有限公司 | Power supply management system |
-
2015
- 2015-06-01 CN CN201520366973.7U patent/CN204633416U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105429182A (en) * | 2015-12-30 | 2016-03-23 | 哈尔滨工业大学 | Power source MPPT control system for satellite |
| CN110401258A (en) * | 2018-04-25 | 2019-11-01 | 北京汉能光伏投资有限公司 | Solar battery output control method |
| CN114530923A (en) * | 2022-03-10 | 2022-05-24 | 雅致精密工业（深圳）有限公司 | Power supply management system |
| CN114530923B (en) * | 2022-03-10 | 2023-01-24 | 深圳科讯达通科技有限公司 | Power supply management system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20170601 |