CN204886843U - Photovoltaic power generation system - Google Patents

Photovoltaic power generation system Download PDF

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Publication number
CN204886843U
CN204886843U CN201520640469.1U CN201520640469U CN204886843U CN 204886843 U CN204886843 U CN 204886843U CN 201520640469 U CN201520640469 U CN 201520640469U CN 204886843 U CN204886843 U CN 204886843U
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CN
China
Prior art keywords
chip
pin
diode
connects
winding
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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.)
Expired - Fee Related
Application number
CN201520640469.1U
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Chinese (zh)
Inventor
黄金杰
梅启轩
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Harbin University of Science and Technology
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Harbin University of Science and Technology
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Priority to CN201520640469.1U priority Critical patent/CN204886843U/en
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Publication of CN204886843U publication Critical patent/CN204886843U/en
Expired - Fee Related legal-status Critical Current
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    • 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
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • 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
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30Systems combining energy storage with energy generation of non-fossil origin

Abstract

The utility model discloses a photovoltaic power generation system, including solar panel T, diode D1, chip IC1 and MOS pipe Q1, diode D1's positive pole is connected to solar panel T's one end, and diode D2's positive pole, electric capacity C1, transformer W's winding N3, transformer W's winding N1 and battery E's positive pole, diode D2's negative pole connecting resistance R1 and resistance R2 are connected to diode D1's negative pole. The utility model discloses photovoltaic power generation system utilizes switching on of two modes of CD4047 oscillator chip control, and then has realized the dc -to -ac converter function for the circuit has the function of output direct current and interchange simultaneously, and set up undulant suppression component in the circuit, can reduce the light intensity to output voltage's influence, thus have that the function is various, the advantage of convenient to use and stable performance.

Description

A kind of photovoltaic generating system
Technical field
The utility model relates to automation field, specifically a kind of photovoltaic generating system.
Background technology
The energy is the foundation stone of modern society's Existence and development.Along with the development of global economy society, energy-consuming is corresponding sustainable growth also, and the scarcity of fossil energy more and more highlights, and this scarcity reflects gradually in the price of energy commodity.Under the background that fossil energy supply day is becoming tight, large-scale development and utilization regenerative resource has become the important component part in various countries' future source of energy strategy.And solar energyit is a kind of inexhaustible regenerative resource, there is the potential economic advantages such as abundance of sufficient spatter property, absolute fail safe, relative popularity, long-life and non-maintaining property, resource, in the long-term energy strategy in future, there is critical role.Solar energy, as a kind of novel green energy resource, has development prospect widely, and solar power generation has become the important channel that the following whole world solves the most unique advantage of energy crisis.But due to the shortcoming of solar energy itself, now general lower to the utilance of solar energy, and the large multi output of current device of solar generating is direct current, and most of household electrical appliances all use AC-powered, additional D/A converter is needed to use by electricity supply and use equipment, increase use cost, and the voltage that solar energy sends changes by the impact of intensity of illumination, therefore common photovoltaic generating system output voltage stability is poor.
Summary of the invention
The purpose of this utility model is the photovoltaic generating system providing a kind of diverse in function, stable performance, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of photovoltaic generating system, comprise solar panels T, diode D1, chip IC 1 and metal-oxide-semiconductor Q1, one end of described solar panels T connects the anode of diode D1, the negative electrode of diode D1 connects the anode of diode D2, electric capacity C1, the winding N3 of transformer W, the winding N1 of transformer W and the positive pole of storage battery E, the negative electrode contact resistance R1 of diode D2 and resistance R2, the other end of resistance R2 connects the anode of diode D3, the negative electrode of diode D3 connects output dc voltage U1, the other end of resistance R1 connects the pin 4 of chip IC 1, the pin 5 of chip IC 1, the pin 6 of chip IC 1 and the pin 14 of chip IC 1, the pin 2 of chip IC 1 connects a stiff end of potentiometer RP1 and the sliding end of potentiometer RP1, the pin 3 of chip IC 1 connects another stiff end of electric capacity C2 and potentiometer RP1, the pin 1 of chip IC 1 connects the other end of electric capacity C2, the negative pole of storage battery E connects the other end of electric capacity C1, the other end of solar panels T, the source electrode of metal-oxide-semiconductor Q1, the source electrode of metal-oxide-semiconductor Q2, the pin 7 of chip IC 1, the pin 8 of chip IC 1, the pin 9 of chip IC 1 and the pin 12 of chip IC 1, the pin 10 of chip IC 1 connects the grid of metal-oxide-semiconductor Q1, the pin 11 of chip IC 1 connects the grid of metal-oxide-semiconductor Q2, the other end of the winding N3 of the drain electrode connection transformer W of metal-oxide-semiconductor Q1, the other end of the winding N1 of the drain electrode connection transformer W of metal-oxide-semiconductor Q2, one end of the winding N2 of transformer W connects transient voltage suppressor diode DW and output AC voltage U2, the other end of the winding N2 of transformer W connects the other end of transient voltage suppressor diode DW and the other end of output AC voltage U2, the model of described chip IC 1 is CD4047.
As the utility model further scheme: described solar panels T is mono-crystalline silicon solar plate.
Compared with prior art, the beneficial effects of the utility model are: the utility model photovoltaic generating system utilizes CD4047 oscillator chip to control the conducting of two patterns, and then achieve inverter function, circuit is had simultaneously and exports direct current and the function exchanged, and be provided with fluctuation suppression element in circuit, the impact of light intensity on output voltage can be reduced, therefore there is the advantage of diverse in function, easy to use and stable performance.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of photovoltaic generating system.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described 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.
Refer to Fig. 1, a kind of photovoltaic generating system, comprise solar panels T, diode D1, chip IC 1 and metal-oxide-semiconductor Q1, one end of described solar panels T connects the anode of diode D1, the negative electrode of diode D1 connects the anode of diode D2, electric capacity C1, the winding N3 of transformer W, the winding N1 of transformer W and the positive pole of storage battery E, the negative electrode contact resistance R1 of diode D2 and resistance R2, the other end of resistance R2 connects the anode of diode D3, the negative electrode of diode D3 connects output dc voltage U1, the other end of resistance R1 connects the pin 4 of chip IC 1, the pin 5 of chip IC 1, the pin 6 of chip IC 1 and the pin 14 of chip IC 1, the pin 2 of chip IC 1 connects a stiff end of potentiometer RP1 and the sliding end of potentiometer RP1, the pin 3 of chip IC 1 connects another stiff end of electric capacity C2 and potentiometer RP1, the pin 1 of chip IC 1 connects the other end of electric capacity C2, the negative pole of storage battery E connects the other end of electric capacity C1, the other end of solar panels T, the source electrode of metal-oxide-semiconductor Q1, the source electrode of metal-oxide-semiconductor Q2, the pin 7 of chip IC 1, the pin 8 of chip IC 1, the pin 9 of chip IC 1 and the pin 12 of chip IC 1, the pin 10 of chip IC 1 connects the grid of metal-oxide-semiconductor Q1, the pin 11 of chip IC 1 connects the grid of metal-oxide-semiconductor Q2, the other end of the winding N3 of the drain electrode connection transformer W of metal-oxide-semiconductor Q1, the other end of the winding N1 of the drain electrode connection transformer W of metal-oxide-semiconductor Q2, one end of the winding N2 of transformer W connects transient voltage suppressor diode DW and output AC voltage U2, the other end of the winding N2 of transformer W connects the other end of transient voltage suppressor diode DW and the other end of output AC voltage U2, the model of described chip IC 1 is CD4047.
Solar panels T is mono-crystalline silicon solar plate.
Operation principle of the present utility model is: when daytime is sunny, solar panels T completes opto-electronic conversion and divides two parts to power the electric energy changed out by diode D1, one road accumulators E charges when preparing against night or rainy weather and uses, when storage battery E is full of, its voltage is identical with the voltage of solar panels, charging will be stopped, output dc voltage U1 simultaneously, another road powers to the inverter circuit be made up of elements such as chip IC 1, metal-oxide-semiconductor Q1, and chip IC 1 is a kind of CMOS unstable state/one-shot multivibrator of low-power consumption.It connects the signal producing 0.01S180 degree, and the pin 10 of IC1 and 11 two pulse trains are as an astable multivibrator.Pin 10 is connected to the grid of Q1, and pin 11 is connected to the grid of Q2.When the 10th pin is high level, trigger metal-oxide-semiconductor Q1 conducting, carry out electric current by the first half of transformer and output AC voltage just half the winding N3 of transformer, alternating voltage exports positive half cycle.Enter second stage when 11 pin are high level, electric current is by the winding N1 of primary in the opposite direction, and the negative half period of its output AC voltage, transient voltage suppressor diode DW can the effectively fluctuation that causes because of intensity of illumination of clamp output voltage.Increase the stability of family's circuit.

Claims (2)

1. a photovoltaic generating system, comprise solar panels T, diode D1, chip IC 1 and metal-oxide-semiconductor Q1, it is characterized in that, one end of described solar panels T connects the anode of diode D1, the negative electrode of diode D1 connects the anode of diode D2, electric capacity C1, the winding N3 of transformer W, the winding N1 of transformer W and the positive pole of storage battery E, the negative electrode contact resistance R1 of diode D2 and resistance R2, the other end of resistance R2 connects the anode of diode D3, the negative electrode of diode D3 connects output dc voltage U1, the other end of resistance R1 connects the pin 4 of chip IC 1, the pin 5 of chip IC 1, the pin 6 of chip IC 1 and the pin 14 of chip IC 1, the pin 2 of chip IC 1 connects a stiff end of potentiometer RP1 and the sliding end of potentiometer RP1, the pin 3 of chip IC 1 connects another stiff end of electric capacity C2 and potentiometer RP1, the pin 1 of chip IC 1 connects the other end of electric capacity C2, the negative pole of storage battery E connects the other end of electric capacity C1, the other end of solar panels T, the source electrode of metal-oxide-semiconductor Q1, the source electrode of metal-oxide-semiconductor Q2, the pin 7 of chip IC 1, the pin 8 of chip IC 1, the pin 9 of chip IC 1 and the pin 12 of chip IC 1, the pin 10 of chip IC 1 connects the grid of metal-oxide-semiconductor Q1, the pin 11 of chip IC 1 connects the grid of metal-oxide-semiconductor Q2, the other end of the winding N3 of the drain electrode connection transformer W of metal-oxide-semiconductor Q1, the other end of the winding N1 of the drain electrode connection transformer W of metal-oxide-semiconductor Q2, one end of the winding N2 of transformer W connects transient voltage suppressor diode DW and output AC voltage U2, the other end of the winding N2 of transformer W connects the other end of transient voltage suppressor diode DW and the other end of output AC voltage U2, the model of described chip IC 1 is CD4047.
2. a kind of photovoltaic generating system according to claim 1, is characterized in that, described solar panels T is mono-crystalline silicon solar plate.
CN201520640469.1U 2015-08-24 2015-08-24 Photovoltaic power generation system Expired - Fee Related CN204886843U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520640469.1U CN204886843U (en) 2015-08-24 2015-08-24 Photovoltaic power generation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520640469.1U CN204886843U (en) 2015-08-24 2015-08-24 Photovoltaic power generation system

Publications (1)

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CN204886843U true CN204886843U (en) 2015-12-16

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108579835A (en) * 2018-05-02 2018-09-28 苏州洋紫瑞信息科技有限公司 A kind of energy-efficient water bath device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108579835A (en) * 2018-05-02 2018-09-28 苏州洋紫瑞信息科技有限公司 A kind of energy-efficient water bath device

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C14 Grant of patent or utility model
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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151216

Termination date: 20160824

CF01 Termination of patent right due to non-payment of annual fee