CN105527986A - Intelligent aerator control system based on two-stage filter circuit - Google Patents
Intelligent aerator control system based on two-stage filter circuit Download PDFInfo
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- CN105527986A CN105527986A CN201510923773.1A CN201510923773A CN105527986A CN 105527986 A CN105527986 A CN 105527986A CN 201510923773 A CN201510923773 A CN 201510923773A CN 105527986 A CN105527986 A CN 105527986A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D11/00—Control of flow ratio
- G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
- G05D11/13—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
- G05D11/131—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by measuring the values related to the quantity of the individual components
- G05D11/133—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by measuring the values related to the quantity of the individual components with discontinuous action
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Abstract
The present invention discloses an intelligent aerator control system based on a two-stage filter circuit. The system is mainly formed by a central processor, a power supply, a display, a data memory, an analog to digital converter, an electromagnetic vibrating air pump, an oxide concentration sensor which is connected to the analog to digital converter, and a surge current limiting circuit connected between the central processor and the power supply in series, wherein the display, the data memory, the analog to digital converter and the electromagnetic vibrating air pump are connected to the central processor. The system is characterized in that: the two-stage filter circuit is connected to the analog to digital converter and the central processor and is formed by a first-order filter circuit and a second-order filter circuit which is connected to the first-order filter circuit. The intelligent aerator control system has strong controllability, the start and stop of an aerator can be automatically controlled, the oxygen production performance is stable, the oxygen production rate is high, the service life is long, and the resources can be effectively saved.
Description
Technical field
The present invention relates to the technical field of intelligent electronic device, what be specifically related to is a kind of intelligent aerator control system of Ji Yu bis-Bands filtering circuit.
Background technology
Along with the raising of people's quality of the life, increasing people likes buying a fish jar and raises small goldfish, and indoor use fish jar is raised small goldfish and usually be there will be the situation of small goldfish for hypoxgia.Usually adopt oxygenation machine to be fish pot oxygen increasing at present, thus bring up good oxygen atmosphere to small goldfish.Use oxygenation machine for oxygen-supplying amount during fish pot oxygen increasing is not enough or all can endanger the shoal of fish for oxygen excess, therefore use oxygenation machine for stability and the accuracy of the amount of oxygen of fish jar must be ensured during fish pot oxygen increasing.But existing oxygenation machine adopts button cut-off switch to carry out oxygenation to control oxygenation machine to fish jar mostly, and this control mode cannot ensure stability and the accuracy of amount of oxygen in fish jar.
Summary of the invention
The control mode that the object of the invention is to the fish jar oxygenation machine overcoming prior art cannot ensure the stability of amount of oxygen and the defect of accuracy in fish jar, provides a kind of base in the intelligent aerator control system of two Bands filtering circuit.
The present invention is achieved through the following technical solutions: a kind of intelligent aerator control system of Ji Yu bis-Bands filtering circuit, primarily of central processing unit, power supply, the display be all connected with central processing unit, data-carrier store, AD analog to digital converter, Electromagnetically vibrating pneumatic pump, the oxygen concentration sensor be connected with AD analog to digital converter, and be serially connected in the ICLC composition between central processing unit and power supply.Meanwhile, to be connected with central processing unit bis-Bands filtering circuit at AD analog to digital converter, described Shuan Bands filtering circuit is then by the first rank filtering circuit, and the bis-Bands filtering circuit be connected Yu mono-Bands filtering circuit forms; The output terminal of described second-order filtering circuit is connected with central processing unit.
A described Bands filtered electrical routing amplifier P1, triode VT4, negative pole is connected with the positive pole of amplifier P1, the polar capacitor C9 that positive pole is connected as the input end of mono-Bands filtering circuit and with AD analog to digital converter after resistance R15, N pole is connected with the positive pole of polar capacitor C9, P pole is in turn through diode D9 that resistance R17 is connected with the emitter of triode VT4 after resistance R19, positive pole is connected with the negative pole of amplifier P1 after resistance R18, the polar capacitor C10 that negative pole is connected with the base stage of triode VT4, and one end is connected with the positive pole of polar capacitor C9, the resistance R16 of other end ground connection forms, the output terminal of described amplifier P1 jointly forms the output terminal of mono-Bands filtering circuit with the collector of triode VT4 and is connected with bis-Bands filtering circuit.
Described 2nd Bands filtered electrical routing amplifier P2, triode VT5, positive pole is connected with the output terminal of amplifier P1, the polar capacitor C11 that negative pole is connected with the positive pole of amplifier P2 after resistance R20, P pole is connected with the base stage of triode VT5 after resistance R21, the diode D10 that N pole is connected with the output terminal of amplifier P2, one end is connected with the emitter of triode VT5, the resistance R23 that the other end is connected with the output terminal of amplifier P2, and P pole is connected with the collector of triode VT4 after polar capacitor C12, the diode D11 that N pole is connected with the output terminal of amplifier P2 after resistance R22 forms, the collector of described triode VT5 is connected with the negative pole of polar capacitor C11, and the minus earth of described amplifier P2, its output terminal are as the output terminal of bis-Bands filtering circuit.
Described ICLC is by transformer T, be arranged on the fuse FU on the non-same polarity of transformer T former limit telefault, be connected to the negative resistance oscillator circuits between the Same Name of Ends of the secondary inductance coil of transformer T and non-same polarity, the load triggers circuit that input end is connected with the output terminal of negative resistance oscillator circuits, its output terminal is connected with central processing unit, and be connected to the self-excitation buffer circuit composition between the Same Name of Ends of former limit telefault of transformer T and load triggers circuit; Described negative resistance oscillator circuits is by diode D5, the diode D8 that P pole is connected with the N pole of diode D5, N pole is connected with the P pole of diode D5 after diode D6 through diode D7 in turn forms, described diode D5 is connected with the Same Name of Ends of the secondary coil of transformer T with the tie point of diode D8, and diode D6 is then connected with the non-same polarity of the secondary coil of transformer T with the tie point of diode D7; Tie point and the diode D8 of described diode D5 and diode D6 are all connected with load triggers circuit with the tie point of diode D7.
Further, described self-excitation buffer circuit is by triode VT1, unidirectional transistor SCR, positive pole is connected with the base stage of triode VT1 after resistance R1, the polar capacitor C1 that negative pole is connected with the control end of unidirectional transistor SCR after resistance R2, positive pole is connected with the collector of triode VT1 after resistance R3, negative pole is in turn through polar capacitor C3 that resistance R7 is connected with the positive pole of unidirectional transistor SCR after resistance R6, P pole is connected with the emitter of triode VT1, N pole is in turn through diode D2 that resistance R5 is connected with the control end of unidirectional transistor SCR after resistance R4 and polar capacitor C2, positive pole is connected with the control end of unidirectional transistor SCR after diode D1, the polar capacitor C5 that negative pole is connected with load triggers circuit after resistance R8, and negative pole is connected with the Same Name of Ends of the primary coil of transformer T, the polar capacitor C4 that positive pole is connected with the tie point of resistance R7 with resistance R6 forms, the base stage of described triode VT1 is connected with the negative pole of unidirectional transistor SCR, and the negative pole of polar capacitor C1 then jointly forms the input end of ICLC with the non-same polarity of the primary coil of transformer T and is connected with power supply, the positive pole of described polar capacitor C4 is connected with load triggers circuit.
Described load triggers circuit is by triode VT2, triode VT3, P pole is connected with the positive pole of polar capacitor C4, the diode D3 that N pole is connected with the base stage of triode VT2, negative pole is connected with the collector of triode VT3 after resistance R11, the polar capacitor C8 that positive pole is connected with the base stage of triode VT2 after resistance R9, positive pole is connected with the tie point of diode D5 with diode D6, negative pole is in turn through polar capacitor C7 that diode D4 is connected with the emitter of triode VT2 after resistance R10, positive pole is connected with the negative pole of polar capacitor C7 after resistance R12, the polar capacitor C6 that negative pole is connected with the collector of triode VT3 after resistance R14, and one end is connected with the emitter of triode VT3, the resistance R13 that the negative pole of the other end and polar capacitor C6 forms the output terminal of ICLC jointly forms, the base stage of described triode VT3 is connected with the tie point of diode D8 with diode D7, and the collector of described triode VT2 is then connected with the negative pole of polar capacitor C5 after resistance R8.
For guaranteeing practical function of the present invention, described display is have the liquid crystal display touching regulatory function, and Electromagnetically vibrating pneumatic pump then preferentially adopts super-silent YT-301 oxygen increasing pump to realize.
The present invention compared with prior art has the following advantages and beneficial effect:
(1) harmonic wave in the data-signal of AD analog to digital converter output can be decayed by Shuan Bands filtering circuit of the present invention, and be transferred to central processing unit after the data-signal filtering after process also being amplified, thus ensure that the determinacy guaranteeing intelligent aerator control system of the present invention.
(2) present invention employs ICLC and can provide stable voltage control for the central processing unit of intelligent aerator control system of the present invention, thus guarantee the determinacy of intelligent aerator control system of the present invention.
(3) Electromagnetically vibrating pneumatic pump of the present invention have employed super-silent YT-301 oxygen increasing pump, the stable performance of this oxygen increasing pump, the advantage such as during work noise is little.
Accompanying drawing explanation
Fig. 1 is one-piece construction block diagram of the present invention.
Fig. 2 is the electrical block diagram of ICLC of the present invention.
Fig. 3 is the electrical block diagram not inventing bis-Bands filtering circuit.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment
As shown in Figure 1, the present invention is primarily of central processing unit, power supply, the display be all connected with central processing unit, data-carrier store, AD analog to digital converter, Electromagnetically vibrating pneumatic pump, the oxygen concentration sensor be connected with AD analog to digital converter, be serially connected in bis-Bands filtering circuit between AD analog to digital converter and central processing unit, and be serially connected in the ICLC composition between power supply and central processing unit.Described power supply is 220V alternating current, and this 220V alternating current is that central processing unit of the present invention is powered by being converted to 12V direct current after ICLC vibration current limliting.
For better implementing the present invention, described central processing unit is LTC3452 integrated chip, and the ENH pin of this LTC3452 integrated chip is connected with display, and SW pin is connected with data-carrier store, and OUT pin is connected with Electromagnetically vibrating pneumatic pump.
As shown in Figure 2, it is by transformer T, fuse FU, negative resistance oscillator circuits, load triggers circuit for the structure of described ICLC, and self-excitation buffer circuit composition.Wherein, fuse FU is as the protection element of circuit, and it is serially connected on the non-same polarity circuit of the primary coil of transformer T, and described negative resistance oscillator circuits is then made up of diode D5, diode D6, diode D7 and diode D8.During connection, the N pole of diode D5 is connected with the P pole of diode D8, and the N pole of diode D6 is connected with the P pole of diode D7; Meanwhile, the N pole of this diode D5 is connected with the Same Name of Ends of the secondary coil of transformer T, and the N pole of diode D6 is then connected with the non-same polarity of the secondary coil of transformer T.Tie point and the diode D8 of described diode D5 and diode D6 are all connected with load triggers circuit with the tie point of diode D7.
Described self-excitation buffer circuit then by triode VT1, unidirectional transistor SCR, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, polar capacitor C1, polar capacitor C2, polar capacitor C3, polar capacitor C4, polar capacitor C5, diode D1, and diode D2 forms.
During connection, the positive pole of polar capacitor C1 is connected with the base stage of triode VT1 after resistance R1, negative pole is connected with the control end of unidirectional transistor SCR after resistance R2.The positive pole of polar capacitor C3 is connected with the collector of triode VT1 after resistance R3, negative pole is connected with the positive pole of unidirectional transistor SCR after resistance R6 through resistance R7 in turn.Meanwhile, the P pole of diode D2 is connected with the emitter of triode VT1, its N pole is connected with the negative pole of polar capacitor C2 after resistance R4 through resistance R5 in turn, and the positive pole of described polar capacitor C2 is then connected with the control end of unidirectional transistor SCR.
The negative pole of polar capacitor C4 is connected with the Same Name of Ends of the former limit telefault of transformer T, and its positive pole is then connected with the tie point of resistance R7 with resistance R6.Meanwhile, the positive pole of polar capacitor C5 is connected with the control end of unidirectional transistor SCR after diode D1, and its negative pole is connected with load triggers circuit after resistance R8.The base stage of described triode VT1 is connected with the negative pole of unidirectional transistor SCR, and the negative pole of polar capacitor C1 forms the input end of whole ICLC and is connected with power supply together with the non-same polarity of the primary coil of transformer T.
Described load triggers circuit is by then triode VT2, triode VT3, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, polar capacitor C6, polar capacitor C7, polar capacitor C8, diode D3, and diode D4 forms.
During connection, the P pole of diode D3 is connected with the positive pole of polar capacitor C4, and its N pole is then connected with the base stage of triode VT2.The negative pole of polar capacitor C8 is connected with the collector of triode VT3 after resistance R11, positive pole is connected with the base stage of triode VT2 after resistance R9.The positive pole of polar capacitor C7 is connected with the P pole of diode D6, its negative pole is connected with the N pole of diode D4, and the P pole of described diode D4 is connected with the emitter of triode VT2 after resistance R10.
Wherein, the positive pole of polar capacitor C6 is connected with the negative pole of polar capacitor C7 after resistance R12, negative pole is connected with the collector of triode VT3 after resistance R14.One end of resistance R13 is connected with the emitter of triode VT3, the other end as ICLC a wherein output terminal and be connected with the VC pin of LTC3452 integrated chip.The base stage of described triode VT3 is connected with the N pole of diode D7, and the P pole of described diode D3 is connected with the tie point of resistance R6 with resistance R7; The negative pole of described polar capacitor C6 as ICLC another output terminal and be connected with the PV pin of LTC3452 integrated chip.
Described Shuan Bands filtering circuit as shown in Figure 3, its by the first rank filtering circuit with bis-Bands filtering circuit forms; A described Bands filtered electrical routing amplifier P1, triode VT4, resistance R15, resistance R16, resistance R17, resistance R18, resistance R19, polar capacitor C9, polar capacitor C10, and diode D9 forms.
During connection, the negative pole of polar capacitor C9 is connected with the positive pole of amplifier P1, positive pole is connected with AD analog to digital converter as the input end of mono-Bands filtering circuit after resistance R15.The N pole of diode D9 is connected with the positive pole of polar capacitor C9, P pole is connected with the emitter of triode VT4 after resistance R19 through resistance R17 in turn.The positive pole of polar capacitor C10 is connected with the negative pole of amplifier P1 after resistance R18, negative pole is connected with the base stage of triode VT4.One end of resistance R16 is connected with the positive pole of polar capacitor C9, other end ground connection.The output terminal of described amplifier P1 jointly forms the output terminal of mono-Bands filtering circuit with the collector of triode VT4 and is connected with bis-Bands filtering circuit.
Further, described 2nd Bands filtered electrical routing amplifier P2, triode VT5, resistance R20, resistance R21, resistance R22, resistance R23, polar capacitor C11, polar capacitor C12, diode D10, and diode D11 forms.
During connection, the positive pole of polar capacitor C11 is connected with the output terminal of amplifier P1, negative pole is connected with the positive pole of amplifier P2 after resistance R20.The P pole of diode D10 is connected with the base stage of triode VT5 after resistance R21, N pole is connected with the output terminal of amplifier P2.One end of resistance R23 is connected with the emitter of triode VT5, the other end is connected with the output terminal of amplifier P2.The N pole of diode D11 is connected with the output terminal of amplifier P2 after resistance R22, its P pole is connected with the negative pole of polar capacitor C12, and the positive pole of described polar capacitor C12 is then connected with the collector of triode VT4.The collector of described triode VT5 is connected with the negative pole of polar capacitor C11, the minus earth of described amplifier P2, its output terminal as bis-Bands filtering circuit output terminal and be connected with the IN pin of LTC3452 integrated chip.
During operation, the present invention is first according to using the oxygen pre-stored values of quantity to described data-carrier store of fish in the volume of the fish jar of aerator and fish jar to set, and the data-carrier store in the present invention is C8051F020 data-carrier store.Then, the oxygen value information in fish tank water is gathered by the oxygen concentration sensor be placed in fish jar.The oxygen value information that oxygen concentration sensor then gathers by described AD analog to digital converter carries out modulus data conversion, harmonic wave in the data message that AD analog to digital converter can export by this AD analog to digital converter by the data-signal Tong Guo bis-Bands filtering circuit generated after conversion is decayed, and is transferred to central processing unit after the data-signal filtering after process also being amplified.Oxygen concentration sensor in the present invention is gyh25 oxygen concentration sensor, and the AD analog to digital converter is simultaneously ADC0809AD analog to digital converter.
Meanwhile, the oxygen pre-stored values in the data message of the oxygen in the fish tank water received and data-carrier store is compared by described central processor, and controls according to the oxygen making amount of oxygen data information to Electromagnetically vibrating pneumatic pump obtained after contrast.
For guaranteeing result of use of the present invention, described display have employed the display having and touch and regulate input function, this display is provided with oxygen value regulatory function key, come by this function key when arranging predetermined oxygen value, this display can also demonstrate the actual oxygen value in the preset oxygen value of fish jar and fish tank water, is convenient to regulate the oxygen value in preset fish tank water.
As mentioned above, just the present invention can well be realized.
Claims (8)
1. a base is in the intelligent aerator control system of two Bands filtering circuit, primarily of central processing unit, power supply, the display be all connected with central processing unit, data-carrier store, AD analog to digital converter, Electromagnetically vibrating pneumatic pump, and the oxygen concentration sensor be connected with AD analog to digital converter forms; And be serially connected in and between central processing unit and power supply, be also serially connected with ICLC composition; It is characterized in that: to be connected with central processing unit bis-Bands filtering circuit at AD analog to digital converter, described Shuan Bands filtering circuit is then by the first rank filtering circuit, and the bis-Bands filtering circuit be connected Yu mono-Bands filtering circuit forms; The output terminal of described second-order filtering circuit is connected with central processing unit.
2. the intelligent aerator control system of a kind of Ji Yu bis-Bands filtering circuit according to claim 1, it is characterized in that, a described Bands filtered electrical routing amplifier P1, triode VT4, negative pole is connected with the positive pole of amplifier P1, the polar capacitor C9 that positive pole is connected as the input end of mono-Bands filtering circuit and with AD analog to digital converter after resistance R15, N pole is connected with the positive pole of polar capacitor C9, P pole is in turn through diode D9 that resistance R17 is connected with the emitter of triode VT4 after resistance R19, positive pole is connected with the negative pole of amplifier P1 after resistance R18, the polar capacitor C10 that negative pole is connected with the base stage of triode VT4, and one end is connected with the positive pole of polar capacitor C9, the resistance R16 of other end ground connection forms, the output terminal of described amplifier P1 jointly forms the output terminal of mono-Bands filtering circuit with the collector of triode VT4 and is connected with bis-Bands filtering circuit.
3. the intelligent aerator control system of a kind of Ji Yu bis-Bands filtering circuit according to claim 2, it is characterized in that, described 2nd Bands filtered electrical routing amplifier P2, triode VT5, positive pole is connected with the output terminal of amplifier P1, the polar capacitor C11 that negative pole is connected with the positive pole of amplifier P2 after resistance R20, P pole is connected with the base stage of triode VT5 after resistance R21, the diode D10 that N pole is connected with the output terminal of amplifier P2, one end is connected with the emitter of triode VT5, the resistance R23 that the other end is connected with the output terminal of amplifier P2, and P pole is connected with the collector of triode VT4 after polar capacitor C12, the diode D11 that N pole is connected with the output terminal of amplifier P2 after resistance R22 forms, the collector of described triode VT5 is connected with the negative pole of polar capacitor C11, and the minus earth of described amplifier P2, its output terminal are as the output terminal of bis-Bands filtering circuit.
4. the intelligent aerator control system of a kind of Ji Yu bis-Bands filtering circuit according to claim 3, it is characterized in that, described ICLC is by transformer T, be arranged on the fuse FU on the non-same polarity of transformer T former limit telefault, be connected to the negative resistance oscillator circuits between the Same Name of Ends of the secondary inductance coil of transformer T and non-same polarity, input end is connected with the output terminal of negative resistance oscillator circuits, the load triggers circuit that its output terminal is connected with central processing unit, and the self-excitation buffer circuit composition be connected between the Same Name of Ends of former limit telefault of transformer T and load triggers circuit, described negative resistance oscillator circuits is by diode D5, the diode D8 that P pole is connected with the N pole of diode D5, N pole is connected with the P pole of diode D5 after diode D6 through diode D7 in turn forms, described diode D5 is connected with the Same Name of Ends of the secondary coil of transformer T with the tie point of diode D8, and diode D6 is then connected with the non-same polarity of the secondary coil of transformer T with the tie point of diode D7, tie point and the diode D8 of described diode D5 and diode D6 are all connected with load triggers circuit with the tie point of diode D7.
5. the intelligent aerator control system of a kind of Ji Yu bis-Bands filtering circuit according to claim 4, it is characterized in that, described self-excitation buffer circuit is by triode VT1, unidirectional transistor SCR, positive pole is connected with the base stage of triode VT1 after resistance R1, the polar capacitor C1 that negative pole is connected with the control end of unidirectional transistor SCR after resistance R2, positive pole is connected with the collector of triode VT1 after resistance R3, negative pole is in turn through polar capacitor C3 that resistance R7 is connected with the positive pole of unidirectional transistor SCR after resistance R6, P pole is connected with the emitter of triode VT1, N pole is in turn through diode D2 that resistance R5 is connected with the control end of unidirectional transistor SCR after resistance R4 and polar capacitor C2, positive pole is connected with the control end of unidirectional transistor SCR after diode D1, the polar capacitor C5 that negative pole is connected with load triggers circuit after resistance R8, and negative pole is connected with the Same Name of Ends of the primary coil of transformer T, the polar capacitor C4 that positive pole is connected with the tie point of resistance R7 with resistance R6 forms, the base stage of described triode VT1 is connected with the negative pole of unidirectional transistor SCR, and the negative pole of polar capacitor C1 then jointly forms the input end of ICLC with the non-same polarity of the primary coil of transformer T and is connected with power supply, the positive pole of described polar capacitor C4 is connected with load triggers circuit.
6. the intelligent aerator control system of a kind of Ji Yu bis-Bands filtering circuit according to claim 5, it is characterized in that, described load triggers circuit is by triode VT2, triode VT3, P pole is connected with the positive pole of polar capacitor C4, the diode D3 that N pole is connected with the base stage of triode VT2, negative pole is connected with the collector of triode VT3 after resistance R11, the polar capacitor C8 that positive pole is connected with the base stage of triode VT2 after resistance R9, positive pole is connected with the tie point of diode D5 with diode D6, negative pole is in turn through polar capacitor C7 that diode D4 is connected with the emitter of triode VT2 after resistance R10, positive pole is connected with the negative pole of polar capacitor C7 after resistance R12, the polar capacitor C6 that negative pole is connected with the collector of triode VT3 after resistance R14, and one end is connected with the emitter of triode VT3, the resistance R13 that the negative pole of the other end and polar capacitor C6 forms the output terminal of ICLC jointly forms, the base stage of described triode VT3 is connected with the tie point of diode D8 with diode D7, and the collector of described triode VT2 is then connected with the negative pole of polar capacitor C5 after resistance R8.
7. the intelligent aerator control system of a kind of Ji Yu bis-Bands filtering circuit according to claim 6, is characterized in that, described display is have the liquid crystal display touching regulatory function.
8. the intelligent aerator control system of a kind of Ji Yu bis-Bands filtering circuit according to claim 7, it is characterized in that, described Electromagnetically vibrating pneumatic pump is super-silent YT-301 oxygen increasing pump.
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| CN201510923773.1A CN105527986A (en) | 2015-12-11 | 2015-12-11 | Intelligent aerator control system based on two-stage filter circuit |
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| CN201510923773.1A CN105527986A (en) | 2015-12-11 | 2015-12-11 | Intelligent aerator control system based on two-stage filter circuit |
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| JP2002177980A (en) * | 2000-12-15 | 2002-06-25 | Meidensha Corp | Fuzzy controller for activated sludge treatment and method for the same |
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Application publication date: 20160427 |