CN208547133U - A kind of solar energy-conserving system - Google Patents

A kind of solar energy-conserving system Download PDF

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Publication number
CN208547133U
CN208547133U CN201820968094.5U CN201820968094U CN208547133U CN 208547133 U CN208547133 U CN 208547133U CN 201820968094 U CN201820968094 U CN 201820968094U CN 208547133 U CN208547133 U CN 208547133U
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CN
China
Prior art keywords
operational amplifier
resistance
water tank
separately connected
temperature
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Expired - Fee Related
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CN201820968094.5U
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Chinese (zh)
Inventor
李文方
王掺
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Huanghe Science and Technology College
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Huanghe Science and Technology College
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Priority to CN201820968094.5U priority Critical patent/CN208547133U/en
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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
    • Y02E10/40Solar thermal energy, e.g. solar towers

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  • Control Of Electrical Variables (AREA)

Abstract

A kind of solar energy-conserving system of the utility model, including hygrosensor, heat storage water tank and constant temperature water tank, temperature control system, amplifying circuit, feedback control circuit, the shallow temperature information of heat storage water tank and constant temperature water tank that hygrosensor will test is directly entered temperature control system for accurately analyzing and determining all the way after amplifying circuit carries out ratio enlargement, another way operational amplifier OP1 output signal is the switching circuit of core through relay K1, operational amplifier OP2 is that the integrator of core is connected to the zeroing end of operational amplifier OP1, imbalance is adjusted with this, temperature drift voltage, reduce fault in enlargement, it is able to achieve and precise proportions amplification is carried out to the temperature signal of hygrosensor output, temperature controller can be analyzed and determined accurately, reach better energy-saving effect.

Description

A kind of solar energy-conserving system
Technical field
The utility model relates to Solar Energy Saving Technique field, especially a kind of solar energy-conserving system.
Background technique
Prior art discloses application No. is a kind of 201720002749.9 double water tank solar energy energy-saving water supply system, The system detects the water temperature of heat storage water tank and constant temperature water tank by hygrosensor, and temperature controller controls solar water heating system It is heated by heat collector or heat compensation is carried out using heat pump, reached energy-efficient effect.
But hygrosensor output is that small-signal has loss in transmission process, generallys use operational amplifier Ratio enlargement is carried out, but there is imbalance, temperature drift when its amplification, error is big, causes temperature controller that cannot accurately analyze Judgement, cannot preferably reach energy-efficient effect.
Therefore the utility model provides a kind of new scheme to solve the problems, such as this.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide a kind of solar energy-conserving system, it is able to achieve Precise proportions amplification is carried out to the temperature signal of hygrosensor output, temperature controller can be analyzed and determined accurately, be reached more Good energy-saving effect.
Its technical solution solved is, including hygrosensor, heat storage water tank and constant temperature water tank, temperature control system, puts Big circuit, feedback control circuit, which is characterized in that the shallow temperature of heat storage water tank and constant temperature water tank that hygrosensor will test The shallow temperature information for the heat storage water tank and constant temperature water tank that information will test through amplifying circuit is direct all the way after carrying out ratio enlargement Into temperature control system, input signal of the another way as feedback control circuit, feedback control circuit output voltage feedback is arrived Amplifying circuit is adjusted offset voltage;
The feedback control circuit includes voltage-stabiliser tube Z1, and the anode of voltage-stabiliser tube Z1 connects one end of resistance R4, resistance R4's The other end is separately connected the base stage of the anode of diode D5, triode Q1, and the emitter of triode Q1 connects ground, triode Q1's Collector connection relay K1 coil one end, the relay K1 coil other end connect power supply+12V with the cathode of diode D5, after The lower end of electric appliance delayed contact K1-1 is separately connected one end of resistance R5, and the other end of resistance R5 is separately connected operational amplifier The non-inverting input terminal of one end of the inverting input terminal of OP2, capacitor C2, operational amplifier OP2 connects ground, operational amplifier OP2's Output end is separately connected the intermediate ends of the other end of capacitor C2, adjustable resistance RP2.
The utility model detection is accurate, structure is simple, is filtered out first by the LC filter circuit that inductance L1, capacitor C1 are formed External interference signal, obtains the small-signal of the single-frequency of hygrosensor output, and entering operational amplifier OP1 later is core The ratio enlargement of the heart amplifies enters temperature control system all the way, and another way operational amplifier OP1 output signal is through relay The integrator that K1 is the switching circuit of core, operational amplifier OP2 is core is connected to the zeroing end of operational amplifier OP1, with This adjustment imbalance, temperature drift voltage, reduce fault in enlargement, so that temperature controller is accurately analyzed and determined, further reach more preferable Energy-saving effect.
Detailed description of the invention
Fig. 1 is the control circuit link block figure of the utility model.
Fig. 2 is the control circuit catenation principle figure of the utility model.
Specific embodiment
For aforementioned and other technology contents, feature and effect in relation to the utility model, following cooperation with reference to figures 1 through Fig. 2 can be clearly presented in the detailed description of embodiment.The structure content being previously mentioned in following embodiment is to say Bright book attached drawing is reference.
Each exemplary embodiment of the utility model is described below with reference to accompanying drawings.
Embodiment one, a kind of solar energy-conserving system, heat storage water tank that hygrosensor will test and constant temperature water tank it is micro- The shallow temperature information for the heat storage water tank and constant temperature water tank that weak temperature information will test hygrosensor through amplifying circuit carries out Temperature control system, input signal of the another way as feedback control circuit, feedback control are directly entered after ratio enlargement all the way Circuit output voltage feedback is adjusted offset voltage to amplifying circuit, adjusts imbalance, temperature drift voltage with this, reduces amplification and misses Difference enables temperature controller accurately to analyze and determine, further reaches better energy-saving effect;The feedback control circuit is when fortune It is abnormal (being higher than normal output voltage 5.5V) to calculate amplifier output signal, voltage-stabiliser tube Z1 reverse breakdown, high voltage is added to triode The base stage of Q1, triode Q1 conducting, relay K1 coil obtain electric, the normally opened contact closure for the disconnection that is delayed, and operational amplifier OP1 is defeated Signal enters the integrator that operational amplifier OP2 is core out, and integral output is connected to the zeroing end of operational amplifier OP1, with This adjustment imbalance, temperature drift voltage reduce fault in enlargement, including positive one end for connecting resistance R4 of voltage-stabiliser tube Z1, voltage-stabiliser tube Z1, The other end of resistance R4 is separately connected the base stage of the anode of diode D5, triode Q1, and the emitter of triode Q1 connects ground, and three Collector connection relay K1 coil one end of pole pipe Q1, the relay K1 coil other end connect power supply with the cathode of diode D5 The lower end of+12V, relay delayed contact K1-1 are separately connected one end of resistance R5, and the other end of resistance R5 is separately connected operation The non-inverting input terminal of one end of the inverting input terminal of amplifier OP2, capacitor C2, operational amplifier OP2 connects ground, operational amplifier The output end of OP2 is separately connected the intermediate ends of the other end of capacitor C2, adjustable resistance RP2.
Embodiment two, on the basis of example 1, the amplifying circuit pass through the LC of inductance L1, capacitor C1 composition first Filter circuit filters out external interference signal, obtains the small-signal of the single-frequency of hygrosensor output, enters operation later Amplifier OP1 is the ratio enlargement of core, and wherein resistance R1 is feedback resistance, and adjustment resistance R1 resistance value can adjust ratio enlargement Multiple, including inductance L1, the faint temperature of heat storage water tank and constant temperature water tank that the left end connection hygrosensor of inductance L1 will test Information is spent, the right end of inductance L1 is separately connected one end of one end of capacitor C1, resistance R10, and the other end of resistance R10 is separately connected The other end of one end of the inverting input terminal of operational amplifier OP1, resistance R1, capacitor C1 connects ground, and operational amplifier OP1's is same Phase input terminal connection ground, the pin 7 of operational amplifier OP1 connect power supply+12V, and the pin 1 of operational amplifier OP1 is separately connected The left end of potentiometer RP1, the left end of adjustable resistance RP2, ground resistance R2 one end, the pin 4 of operational amplifier OP1 connects electricity The intermediate ends of position device RP1, the pin 8 of operational amplifier OP1 are separately connected the right side of the right end of potentiometer RP1, adjustable resistance RP2 End, ground resistance R3 one end, the other end of resistance R1 be separately connected the output end of operational amplifier OP1, voltage-stabiliser tube Z1 it is negative Pole, the upper end of relay delayed contact K1-1, temperature control system.
The utility model carry out using when, first by inductance L1, capacitor C1 form LC filter circuit filter out External interference signal, obtains the small-signal of the single-frequency of hygrosensor output, and entering operational amplifier OP1 later is core The scaling circuit of the heart amplifies, and wherein resistance R1 is feedback resistance, and adjustment resistance R1 resistance value can adjust ratio enlargement Multiple, adjustable resistance RP2 are automatic zero set potentiometer, finally enter temperature control system all the way for accurately analyzing and determining, separately All the way when operational amplifier OP1 output signal exception (being higher than normal output voltage 5.5V), voltage-stabiliser tube Z1 reverse breakdown, high voltage It is added to the base stage of triode Q1, triode Q1 conducting, relay K1 coil obtains electric, the normally opened contact closure for the disconnection that is delayed, operation Amplifier OP1 output signal enters the integrator that operational amplifier OP2 is core, and integral output is connected to operational amplifier OP1 Zeroing end, imbalance, temperature drift voltage are adjusted with this, reduces fault in enlargement, further reaches better energy-saving effect.
The above is to combine specific embodiment further detailed description of the utility model, and it cannot be said that originally Utility model specific implementation is limited only to this;Belonging to the utility model and for those skilled in the technology concerned, Under the premise of technical solutions of the utility model thinking, made expansion and the replacement of operating method, data should all be fallen in Within scope of protection of the utility model.

Claims (2)

1. a kind of solar energy-conserving system, including hygrosensor, heat storage water tank and constant temperature water tank, temperature control system, amplification Circuit, feedback control circuit, which is characterized in that the shallow temperature for the heat storage water tank and constant temperature water tank that hygrosensor will test is believed The shallow temperature information of heat storage water tank and constant temperature water tank that ceasing will test through amplifying circuit carry out ratio enlargement after all the way directly into Enter temperature control system, input signal of the another way as feedback control circuit, feedback control circuit output voltage feedback is to putting Big circuit is adjusted offset voltage;
The feedback control circuit includes voltage-stabiliser tube Z1, and one end of the anode connection resistance R4 of voltage-stabiliser tube Z1, resistance R4's is another End is separately connected the base stage of the anode of diode D5, triode Q1, and the emitter of triode Q1 connects ground, the current collection of triode Q1 Pole connects relay K1 coil one end, and the relay K1 coil other end connects power supply+12V, relay with the cathode of diode D5 The lower end of delayed contact K1-1 is separately connected one end of resistance R5, and the other end of resistance R5 is separately connected operational amplifier OP2's The non-inverting input terminal of one end of inverting input terminal, capacitor C2, operational amplifier OP2 connects ground, the output end of operational amplifier OP2 It is separately connected the other end of capacitor C2, the intermediate ends of adjustable resistance RP2.
2. a kind of solar energy-conserving system according to claim 1, which is characterized in that the amplifying circuit includes inductance The shallow temperature information of heat storage water tank and constant temperature water tank that the left end connection hygrosensor of L1, inductance L1 will test, inductance L1 Right end be separately connected one end of one end of capacitor C1, resistance R10, the other end of resistance R10 is separately connected operational amplifier OP1 Inverting input terminal, resistance R1 one end, the other end of capacitor C1 connects ground, the non-inverting input terminal connection of operational amplifier OP1 The pin 7 on ground, operational amplifier OP1 connects power supply+12V, and the pin 1 of operational amplifier OP1 is separately connected a left side of potentiometer RP1 End, the left end of adjustable resistance RP2, ground resistance R2 one end, the pin 4 of operational amplifier OP1 connects the centre of potentiometer RP1 End, the pin 8 of operational amplifier OP1 are separately connected the right end of potentiometer RP1, the right end of adjustable resistance RP2, ground resistance R3 One end, the other end of resistance R1 are separately connected the output end of operational amplifier OP1, the cathode of voltage-stabiliser tube Z1, relay delay touching The upper end of point K1-1, temperature control system.
CN201820968094.5U 2018-06-22 2018-06-22 A kind of solar energy-conserving system Expired - Fee Related CN208547133U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820968094.5U CN208547133U (en) 2018-06-22 2018-06-22 A kind of solar energy-conserving system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820968094.5U CN208547133U (en) 2018-06-22 2018-06-22 A kind of solar energy-conserving system

Publications (1)

Publication Number Publication Date
CN208547133U true CN208547133U (en) 2019-02-26

Family

ID=65423166

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820968094.5U Expired - Fee Related CN208547133U (en) 2018-06-22 2018-06-22 A kind of solar energy-conserving system

Country Status (1)

Country Link
CN (1) CN208547133U (en)

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

Granted publication date: 20190226

Termination date: 20200622

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