CN201910657U - Solar energy power switching controller - Google Patents
Solar energy power switching controller Download PDFInfo
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- CN201910657U CN201910657U CN2010202264482U CN201020226448U CN201910657U CN 201910657 U CN201910657 U CN 201910657U CN 2010202264482 U CN2010202264482 U CN 2010202264482U CN 201020226448 U CN201020226448 U CN 201020226448U CN 201910657 U CN201910657 U CN 201910657U
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- solar
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- solar energy
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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
Abstract
The utility model discloses a controller which can be switched over between commercial power and solar energy photovoltaic generation in a power supply system to carry out action that the solar energy is switched into commercial power under a specific environment or a circumstance, so as to reduce the cost of solar power generation and ensure the reliable operation of the solar equipment. The solar energy power switching controller comprises a commercial power interface, a solar energy power interface, a storage battery interface, an electric apparatus interface, a charging protection circuit, an inversion control circuit, a central controller and a power switching controlling circuit. The solar energy power interface is connected with the storage battery through the charging protection circuit; storage battery is charged when the sunlight is sufficient; a solar energy battery plate can not be damaged when the sunlight is insufficient. The storage battery converts direct current voltage into alternating current voltage through the inversion control circuit; the alternating current power supply provided by the inversion control circuit and the commercial power supply carry out power switching under the control of the central controller through the power switching controlling circuit.
Description
Technical field
What the present invention relates to is a kind of solar cell and application system design of technical field of new energies, specifically is that a kind of solar energy and civil power realized carries out the controller that electric power switches.
Background technology
Controller for solar is the parts of photovoltaic generation equipment indispensability, the controller for solar full name is the solar charging/discharging controller, be to be used for solar power system, control multichannel solar cell array is given the automatic control equipment of solar inverter electric to charge in batteries and storage battery.Controller for solar adopts the high-speed CPU microprocessor, is a microcomputer data acquisition and monitor control system.Present controller for solar all is single control solar charging/discharging, solar energy power generating standard height, and the cost height, cost performance is low, is unfavorable for promoting, and more is unfavorable for existing equipment is carried out the solar energy transformation.At above-mentioned situation, the technology that adopts solar energy and civil power to switch, when solar powered deficiency, system automatically switches to the mains-supplied state, effectively reduce the standard of solar energy power generating like this, reduced cost, improved cost performance, help existing equipment is carried out the solar energy transformation, thereby make wideling popularize of solar energy power generating become possibility.For example: suppose that the time at cloudy day is 3 days continuously in the somewhere annual, the longest continuous time at cloudy day is 7 days, tradition solar photovoltaic generation system design standard will satisfy the standard of continuous 7 days cloudy daies energy continued power, and employing the present invention program, standard can be decided to be 3 days, the time at cloudy day is adopted mains-supplied to minority continuously.
Find through retrieval existing document, Chinese patent application number is: 200710118513.2, name is called: a kind of PWM solar power control module of PWM controller for solar, Chinese patent application number is: 200810067540, name is called: controller for solar, above patent has proposed the different controllers at solar photovoltaic generation system, but all not mentioned and civil power switches, Chinese patent application number is: 200720092570, name is called: multi-period controller for solar, electric weight reasonable distribution with solar power generation has been proposed, improve the controller for solar design of solar energy utilization ratio, but also do not mention notion and the technology that solar electric power switches.
Retrieval is also found, Chinese patent application number is: 200720121342, name is called: the new type solar energy controller, mentioned when storage battery power supply is not enough, use boost module, voltage is risen to rated value, and this technical costs obviously can increase, and can not reduce the standard of solar photovoltaic generation system design.
So far do not find to adopt electric power to switch the controller of thought design.
Summary of the invention
The objective of the invention is to overcome the too high problem of bringing that is not easy to promote of solar energy cost.Provide a kind of convenience on existing power supply unit, to reequip, and can reduce the design of Controller scheme of solar photovoltaic generation system cost greatly.Be applicable to and apply on a large scale and the transformation of existing power supply unit.
The present invention is achieved by the following technical solutions:
The solar electric power switch controller; comprise: mains supply interface, solar-electricity source interface, storage battery interface, electrical appliance interface, charge protector, inverter control circuit, central controller, electric power control switching circuit; it is characterized in that; the electrical appliance interface connects AC electric appliance; the external civil power alternating current of commercial power interface; the external solar panel of solar-electricity source interface, the external direct-flow storage battery of storage battery interface.The function that described solar electric power switch controller provides solar-electricity and civil power to switch, thereby effectively reduce the cost of solar energy power generating, wherein: charge protector makes solar panel when sunny be the storage battery stable power-supplying, when sunlight was inadequate, the protection solar panel was not subjected to the damage of battery tension; Inverter control circuit is used for converting the direct current of storage battery to alternating current that electrical appliance uses, for power switching part provides power supply; The electric power control switching circuit is used to be controlled between civil power electric energy and the inversion solar energy-electric energy afterwards and switches; Central controller is used to receive voltage signal, totally controls electric power handoff procedure and inversion control, and the distribution of electrical appliance electric weight.
The solar electric power switch controller that the present invention relates to may further comprise the steps:
The first step, central controller receives battery tension information, and when battery tension was lower than a certain value, control electric power control switching circuit switched to the mains-supplied state;
In second step, central controller receives battery tension information, and when battery tension was higher than a certain value, control electric power control switching circuit switched to the storage battery power supply state, and control inverter is reverse into alternating current with accumulator DC simultaneously;
The 3rd step is by the conducting of central controller controls electrical appliance interface, for electrical appliance provides voltage.
Compared with prior art, the invention has the beneficial effects as follows: realized the switching of solar electric power and civil power electric power, thereby effectively reduced the standard of solar energy photovoltaic system, reduction at double the cost of solar energy photovoltaic system, help existing equipment is carried out the solar energy transformation, thereby make the popularization on a large scale of solar energy power generating become possibility.
Description of drawings
Fig. 1 is that the embodiment system forms schematic diagram
Embodiment
Below in conjunction with accompanying drawing system of the present invention is further described: present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed implementation method and concrete operating process, but protection scope of the present invention is not limited to following example.
Embodiment
As shown in Figure 1, the solar electric power switched system that this example relates to comprises electrical appliance interface 1, commercial power interface 2, solar-electricity source interface 3, storage battery interface 4, charge protector 5, inverter control circuit 6, electric power control switching circuit 7, central controller 8.Wherein, electrical appliance interface 1 connects AC electric appliance, commercial power interface 2 external civil power alternating currents, solar-electricity source interface 3 external solar panels, storage battery interface 4 external direct-flow storage batteries.System's installation; after bringing into operation; if it is sunny; be connected on the charge in batteries of the solar panel of solar-electricity source interface 3 by charge protector 5 accumulators interfaces 4 places; when accumulator electric-quantity is sufficient; storage battery is by inverter control circuit 6; under the control of central controller 8; dc inverter is become alternating current, give the AC electric appliance power supply at electrical appliance interface 1 place, when accumulator electric-quantity is not enough; electric power control switching circuit 7; under the control of central controller 8, power supply is switched to the mains ac power supply at commercial power interface 2 places, continue to power by civil power to AC electric appliance.If sunlight deficiency; 5 pairs of solar panels of charge protector play a protective role; prevent that storage battery from causing damage to solar panel; when accumulator electric-quantity is sufficient; storage battery is by inverter control circuit 6; under the control of central controller 8; dc inverter is become alternating current; power to AC electric appliance; when accumulator electric-quantity was not enough, electric power control switching circuit 7 was under the control of central controller 8; power supply is switched to the mains ac power supply, continue to power to AC electric appliance by the mains ac power supply.
Claims (1)
1. solar electric power switch controller, comprise: the mains supply interface, the solar-electricity source interface, the storage battery interface, the electrical appliance interface, charge protector, inverter control circuit, central controller, the electric power control switching circuit, it is characterized in that, the electrical appliance interface connects AC electric appliance, the external civil power alternating current of commercial power interface, the external solar panel of solar-electricity source interface, the external direct-flow storage battery of storage battery interface, the function that described solar electric power switch controller provides solar-electricity and civil power to switch, thereby effectively reduce the cost of solar energy power generating, wherein: charge protector makes solar panel when sunny be the storage battery stable power-supplying, when sunlight was inadequate, the protection solar panel was not subjected to the damage of battery tension; Inverter control circuit is used for converting the direct current of storage battery to alternating current that electrical appliance uses, for power switching part provides power supply; The electric power control switching circuit is used to be controlled between civil power electric energy and the inversion solar energy-electric energy afterwards and switches; Central controller is used to receive voltage signal, totally controls electric power handoff procedure and inversion control, and the distribution of electrical appliance electric weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202264482U CN201910657U (en) | 2010-06-11 | 2010-06-11 | Solar energy power switching controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202264482U CN201910657U (en) | 2010-06-11 | 2010-06-11 | Solar energy power switching controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201910657U true CN201910657U (en) | 2011-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010202264482U Expired - Fee Related CN201910657U (en) | 2010-06-11 | 2010-06-11 | Solar energy power switching controller |
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| CN (1) | CN201910657U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102780250A (en) * | 2012-08-20 | 2012-11-14 | 佛山市柏克新能科技股份有限公司 | Solar charge controller |
| CN104113133A (en) * | 2014-07-01 | 2014-10-22 | 广东易事特电源股份有限公司 | Intelligent photovoltaic off-grid inverter system and power utilization control method thereof |
| CN104852457A (en) * | 2015-05-20 | 2015-08-19 | 徐伯琴 | DC variable frequency fan system |
| CN104931753A (en) * | 2015-06-01 | 2015-09-23 | 苏州市职业大学 | Solar-powered oscilloscope |
| CN108199403A (en) * | 2017-04-26 | 2018-06-22 | 广西师范大学 | Solar energy distribution system based on FPGA |
| CN109649900A (en) * | 2019-02-01 | 2019-04-19 | 金华市熙和环保科技有限公司 | Self-unloading composite lights dustbin |
-
2010
- 2010-06-11 CN CN2010202264482U patent/CN201910657U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102780250A (en) * | 2012-08-20 | 2012-11-14 | 佛山市柏克新能科技股份有限公司 | Solar charge controller |
| CN104113133A (en) * | 2014-07-01 | 2014-10-22 | 广东易事特电源股份有限公司 | Intelligent photovoltaic off-grid inverter system and power utilization control method thereof |
| CN104852457A (en) * | 2015-05-20 | 2015-08-19 | 徐伯琴 | DC variable frequency fan system |
| CN104931753A (en) * | 2015-06-01 | 2015-09-23 | 苏州市职业大学 | Solar-powered oscilloscope |
| CN108199403A (en) * | 2017-04-26 | 2018-06-22 | 广西师范大学 | Solar energy distribution system based on FPGA |
| CN109649900A (en) * | 2019-02-01 | 2019-04-19 | 金华市熙和环保科技有限公司 | Self-unloading composite lights dustbin |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110727 Termination date: 20120611 |