CN103166298A - Solar energy and electric supply complemented direct current lighting power source - Google Patents

Solar energy and electric supply complemented direct current lighting power source Download PDF

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Publication number
CN103166298A
CN103166298A CN2011104288599A CN201110428859A CN103166298A CN 103166298 A CN103166298 A CN 103166298A CN 2011104288599 A CN2011104288599 A CN 2011104288599A CN 201110428859 A CN201110428859 A CN 201110428859A CN 103166298 A CN103166298 A CN 103166298A
Authority
CN
China
Prior art keywords
power supply
solar
storage battery
solar energy
controller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2011104288599A
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Chinese (zh)
Inventor
李美川
张超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xian Dayu Optoelectronic Technology Co Ltd
Original Assignee
Xian Dayu Optoelectronic Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xian Dayu Optoelectronic Technology Co Ltd filed Critical Xian Dayu Optoelectronic Technology Co Ltd
Priority to CN2011104288599A priority Critical patent/CN103166298A/en
Publication of CN103166298A publication Critical patent/CN103166298A/en
Pending legal-status Critical Current

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Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/70Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies

Abstract

The invention discloses a solar energy and electric supply complemented direct current lighting power source which comprises a solar panel, a solar storage battery, a storage battery protective circuit, a switching power supply, a controller, a driving circuit connected with the controller, a load power supply, a voltage detection circuit and a lighting load, wherein the load power supply further adjusts voltage output by the solar storage battery and the switching power supply to meet load requirements, the voltage detection circuit is used for timely detecting the voltage of the solar storage battery and notifies a controller to drive a switching switch to switch solar energy into electric supply when the voltage is in lack, and the lighting load is connected with the load power supply. The solar energy and electric supply complemented direct current lighting power source is simple in structure and convenient to install and distribute, adopts the solar energy and the alternating current electric supply complemented power supply mode, can effectively solve the problem that utilization of the solar energy is unstable, can appropriately reduce capability of the solar storage battery and the storage battery, reduces cost for developing and using solar energy technology, and simultaneously can prolong service life of the solar storage battery.

Description

The dc lighting power supply of a kind of solar energy and mains hybrid
Technical field
The present invention relates to a kind of power supply unit, especially relate to the dc lighting power supply of a kind of solar energy and mains hybrid.
Background technology
energy crisis is perplexing countries in the world in recent years, traditional coal and water generating can not satisfy the needs of various countries' electricity consumption, high but potential dangerous high of nuclear energy power generation efficient, be accompanied by the electric weight demand of development various countries of society in continuous increase, traditional coal generatings etc. denounce manifesting gradually because of cost and environment etc., and solar environment friendly, cleaning, inexhaustible, nexhaustible, solar power generation is as gradually the attention that is subject to countries in the world of a kind of novel electric energy acquisition mode, utilizing solar lighting is the Main Means that human development utilizes solar energy.But; because solar radiation has discontinuity and intermittence; and; the cost of investment of at present simple solar illuminating system is large, the part technology is not mature enough; therefore; solar illuminating system often can when overcast and rainy, the situation that load can not be lighted occur discontinuous because battery tension is not enough.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned deficiency of the prior art, the dc lighting power supply of a kind of solar energy and mains hybrid is provided, can solve when solar panel during at rainy weather or night continuously, because the situation that deficiency causes the LED load to be cut off the power supply appears in the electric weight that is stored in solar storage battery.
for solving the problems of the technologies described above, the technical solution used in the present invention is: the dc lighting power supply of a kind of solar energy and mains hybrid, it is characterized in that: comprise solar panel, solar storage battery, solar storage battery is carried out the secondary battery protection circuit of charge and discharge protecting and overvoltage protection, join with the 220V electric main and be converted into galvanic Switching Power Supply, join with Switching Power Supply and by the controller of its power supply, join with controller and drive the drive circuit that change over switch moves under controller action, voltage to solar storage battery and Switching Power Supply output is further adjusted to satisfy the load power source of loading demand, to the voltage of solar storage battery detect in real time and when the described undertension notification controller drive change over switch and solar energy switched to the voltage detecting circuit of civil power, and the lighting load of joining with load power source, described solar panel and solar storage battery all join with secondary battery protection circuit, described solar storage battery, Switching Power Supply, drive circuit and load power source all join with change over switch, and described voltage detecting circuit joins with controller and secondary battery protection circuit respectively.
The dc lighting power supply of above-mentioned a kind of solar energy and mains hybrid is characterized in that: described controller is single-chip microcomputer.
The dc lighting power supply of above-mentioned a kind of solar energy and mains hybrid is characterized in that: the relay of described change over switch for realizing under controlling at controller mutually switching between solar powered and mains-supplied.
The dc lighting power supply of above-mentioned a kind of solar energy and mains hybrid is characterized in that: described load power source is powerful DC/DC stabilized voltage power supply.
The dc lighting power supply of above-mentioned a kind of solar energy and mains hybrid is characterized in that: described lighting load is the LED illuminating lamp.
The present invention compared with prior art has the following advantages, simple in structure, install and lay conveniently, adopt the mode of the complementary power supply of solar energy and electric main, not only can effectively solve the unsettled problem that solar energy utilizes, can also suitably reduce the capacity of solar cell and storage battery, reduce the cost that develops heliotechnics, can also extend the life-span of solar storage battery simultaneously.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is schematic block circuit diagram of the present invention.
Description of reference numerals:
The 1-solar panel; The 2-secondary battery protection circuit; The 3-solar storage battery;
The 4-change over switch; The 5-load power source; The 6-lighting load;
The 7-220V electric main; The 8-Switching Power Supply; The 9-controller;
The 10-drive circuit; The 11-voltage detecting circuit.
Embodiment
as shown in Figure 1, the present invention includes solar panel 1, solar storage battery 3, solar storage battery 3 is carried out the secondary battery protection circuit 2 of charge and discharge protecting and overvoltage protection, join with 220V electric main 7 and be converted into galvanic Switching Power Supply 8, join with Switching Power Supply 8 and by the controller 9 of its power supply, join with controller 9 and drive the drive circuit 10 that change over switch 4 moves under controller 9 effects, the further load power source 5 of adjusting to satisfy loading demand of voltage to solar storage battery 3 and Switching Power Supply 8 outputs, to the voltage of solar storage battery 3 detect in real time and when the described undertension notification controller 9 drive change over switches 4 and solar energy switched to the voltage detecting circuit 11 of civil power, and the lighting load 6 of joining with load power source 5, described solar panel 1 and solar storage battery 3 all join with secondary battery protection circuit 2, described solar storage battery 3, Switching Power Supply 8, drive circuit 10 and load power source 5 all join with change over switch 4, and described voltage detecting circuit 11 joins with controller 9 and secondary battery protection circuit 2 respectively.
In the present embodiment, described controller 9 is single-chip microcomputer.
In the present embodiment, the relay of described change over switch 4 for realizing under controlling at controller 9 mutually switching between solar powered and mains-supplied.
In the present embodiment, described load power source 5 is powerful DC/DC stabilized voltage power supply.
In the present embodiment, described lighting load 6 is the LED illuminating lamp.
The above; it is only preferred embodiment of the present invention; be not that the present invention is imposed any restrictions, every any simple modification, change and equivalent structure of above embodiment being done according to the technology of the present invention essence changes, and all still belongs in the protection range of technical solution of the present invention.

Claims (5)

1. the dc lighting power supply of a solar energy and mains hybrid, it is characterized in that: comprise solar panel (1), solar storage battery (3), solar storage battery (3) is carried out the secondary battery protection circuit (2) of charge and discharge protecting and overvoltage protection, join with 220V electric main (7) and be converted into galvanic Switching Power Supply (8), join with Switching Power Supply (8) and by the controller (9) of its power supply, join with controller (9) and drive the drive circuit (10) that change over switch (4) moves under controller (9) effect, the further load power source (5) of adjusting to satisfy loading demand of voltage to solar storage battery (3) and Switching Power Supply (8) output, to the voltage of solar storage battery (3) detect in real time and when the described undertension notification controller (9) drive change over switches (4) and solar energy switched to the voltage detecting circuit (11) of civil power, and the lighting load (6) of joining with load power source (5), described solar panel (1) and solar storage battery (3) all join with secondary battery protection circuit (2), described solar storage battery (3), Switching Power Supply (8), drive circuit (10) and load power source (5) all join with change over switch (4), and described voltage detecting circuit (11) joins with controller (9) and secondary battery protection circuit (2) respectively.
2. according to the dc lighting power supply of a kind of solar energy claimed in claim 1 and mains hybrid, it is characterized in that: described controller (9) is single-chip microcomputer.
3. according to the dc lighting power supply of the described a kind of solar energy of claim 1 or 2 and mains hybrid, it is characterized in that: the relay of described change over switch (4) for realizing under controlling at controller (9) mutually switching between solar powered and mains-supplied.
4. according to the dc lighting power supply of the described a kind of solar energy of claim 1 or 2 and mains hybrid, it is characterized in that: described load power source (5) is powerful DC/DC stabilized voltage power supply.
5. according to the dc lighting power supply of the described a kind of solar energy of claim 1 or 2 and mains hybrid, it is characterized in that: described lighting load (6) is the LED illuminating lamp.
CN2011104288599A 2011-12-14 2011-12-14 Solar energy and electric supply complemented direct current lighting power source Pending CN103166298A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011104288599A CN103166298A (en) 2011-12-14 2011-12-14 Solar energy and electric supply complemented direct current lighting power source

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011104288599A CN103166298A (en) 2011-12-14 2011-12-14 Solar energy and electric supply complemented direct current lighting power source

Publications (1)

Publication Number Publication Date
CN103166298A true CN103166298A (en) 2013-06-19

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011104288599A Pending CN103166298A (en) 2011-12-14 2011-12-14 Solar energy and electric supply complemented direct current lighting power source

Country Status (1)

Country Link
CN (1) CN103166298A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105391142A (en) * 2015-12-26 2016-03-09 四川科技职业学院 Solar charging circuit
CN105429272A (en) * 2015-12-26 2016-03-23 四川科技职业学院 Solar multifunctional charging circuit
CN109611768A (en) * 2018-12-29 2019-04-12 安徽中瑞通信科技股份有限公司 A kind of wisdom street lamp based on Internet of Things

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105391142A (en) * 2015-12-26 2016-03-09 四川科技职业学院 Solar charging circuit
CN105429272A (en) * 2015-12-26 2016-03-23 四川科技职业学院 Solar multifunctional charging circuit
CN109611768A (en) * 2018-12-29 2019-04-12 安徽中瑞通信科技股份有限公司 A kind of wisdom street lamp based on Internet of Things

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Date Code Title Description
PB01 Publication
C06 Publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20130619

C05 Deemed withdrawal (patent law before 1993)