CN108345342A - A kind of atomizer power compensating circuit - Google Patents
A kind of atomizer power compensating circuit Download PDFInfo
- Publication number
- CN108345342A CN108345342A CN201810395611.9A CN201810395611A CN108345342A CN 108345342 A CN108345342 A CN 108345342A CN 201810395611 A CN201810395611 A CN 201810395611A CN 108345342 A CN108345342 A CN 108345342A
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- China
- Prior art keywords
- resistance
- capacitance
- inductance
- triode
- comparator
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/66—Regulating electric power
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/461—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using an operational amplifier as final control device
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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
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Abstract
A kind of atomizer power compensating circuit, it is characterized by comprising collector _ C and emitter E that single-chip microprocessor MCU, triode Q1, triode QP1, resistance R2, resistance R3, resistance R4, resistance R5, resistance RB1, resistance RA, resistance RC1, resistance R7, resistance R9, resistance RS, capacitance CBC, capacitance CCE, capacitance CBE, capacitance C6, capacitance C8, capacitance C9, inductance L1, inductance L2, inductance L3, comparator U2B, atomizer FOG, operating current pass through power triode QP1>Inductance L2>Inductance L3>Sample resistance RA>Amplifier input resistance RS>Amplifier inverting input forms negative feedback closed loop control.Compared with the prior art the present invention, has the advantages that ensure stable output power.
Description
Technical field：
The present invention relates to a kind of atomizer circuit engineerings.
Background technology：
Existing atomizer is to agitate liquid formation water mist by supersonic generator to realize the function of atomization, circuit
In be mainly made of oscillating circuit, during use, when environment temperature or electronic component because temperature drift occurs for long-term work
Electric current will increase when shifting, causes output power unstable and influences the stability being atomized.
Invention content：
The goal of the invention of the present invention is to provide a kind of atomizer power compensating circuit can guarantee stable output power.
The invention is realized in this way including single-chip microprocessor MCU, triode Q1, triode QP1, resistance R2, resistance R3, electricity
Hinder R4, resistance R5, resistance RB1, resistance RA, resistance RC1, resistance R7, resistance R9, resistance RS, capacitance CBC, capacitance CCE, capacitance
CBE, capacitance C6, capacitance C8, capacitance C9, inductance L1, inductance L2, inductance L3, comparator U2B, atomizer FOG, triode Q1's
Collector is connected with driving power, and the base stage of triode Q1 is connected by resistance R2 with driving power, meanwhile, the base of triode Q1
Extremely directly it is connected with the output end of comparator U2B, the emitter of triode Q1 passes through resistance R3 and resistance R4 ground connection, inductance L1 mono-
End is connected between resistance R3 and resistance R4, and the inductance L1 other ends are connected to the base stage of triode QP1, triode by resistance RB1
The collector of QP1 is connected with driving power, and the emitter of triode QP1 passes sequentially through inductance L2, inductance L3, resistance RA ground connection,
Capacitance C3 is connected to the base stage and inter-collector of triode QP1, and the one end atomizer FOG is connected with driving power, atomizer FOG's
The other end is connected with wherein one end of capacitance CBC, and the other end of capacitance CBC is connected between inductance L1, resistance RB1, capacitance CBE mono-
End is connected between inductance L2, inductance L3, and the other end is connected to the other end of capacitance CBC, the one end capacitance CCE be connected to inductance L2,
Between inductance L3, the other end is connected with driving power, and the positive input for the comparator U2B being connected with driving power passes through resistance R7
Control with single-chip microprocessor MCU, which exports, to be connected, and the reverse input end of comparator U2B is connected to inductance L3 and resistance RA by resistance RS
Between, resistance R9 and capacitance C9 and after connecing are connected between the output end of comparator U2B, reverse input end, resistance RC1, capacitance C6
And after connecing, one end ground connection, one end is connected to the positive input of comparator U2B, and the one end capacitance C8 is connected to the anti-of comparator U2B
To input terminal, other end ground connection.
When work, single-chip microprocessor MCU output control signal pwm signal to comparator U2B in-phase input ends forms reference voltage,
Q1, QP1 are connected, and entire circuit is in capacitance three-point type free oscillation working condition, and operating current passes through power triode
Collector _ the C and emitter E-of QP1>Inductance L2->Inductance L3->Sample resistance RA->Amplifier input resistance RS-
>Amplifier inverting input forms negative feedback closed loop control.
When environment temperature or electronic component are because of long-term work generation temperature drift, electric current increases, and passes through negative-feedback operation
Amplifier operation principle is compensated automatically, reaches power not drift phenomenon..
Compared with the prior art the present invention, has the advantages that ensure stable output power.
Description of the drawings：
Fig. 1 is the circuit diagram of the present invention.
Specific implementation mode：
The present invention is described in further detail in conjunction with drawings and examples：
As shown in Figure 1, the present invention includes single-chip microprocessor MCU, triode Q1, triode QP1, resistance R2, resistance R3, resistance R4, electricity
Hinder R5, resistance RB1, resistance RA, resistance RC1, resistance R7, resistance R9, resistance RS, capacitance CBC, capacitance CCE, capacitance CBE, capacitance
C6, capacitance C8, capacitance C9, inductance L1, inductance L2, inductance L3, comparator U2B, atomizer FOG, the collector of triode Q1 with
Driving power is connected, and the base stage of triode Q1 is connected by resistance R2 with driving power, meanwhile, the base stage of triode Q1 directly with
The output end of comparator U2B is connected, and by resistance R3 and resistance R4 ground connection, the one end inductance L1 is connected to the emitter of triode Q1
Between resistance R3 and resistance R4, the inductance L1 other ends are connected to the base stage of triode QP1, the current collection of triode QP1 by resistance RB1
Pole is connected with driving power, and the emitter of triode QP1 passes sequentially through inductance L2, inductance L3, resistance RA ground connection, capacitance C3 connections
In the base stage and inter-collector of triode QP1, the one end atomizer FOG is connected with driving power, the other end and the electricity of atomizer FOG
The wherein one end for holding CBC is connected, and the other end of capacitance CBC is connected between inductance L1, resistance RB1, and the one end capacitance CBE is connected to electricity
Feel between L2, inductance L3, the other end is connected to the other end of capacitance CBC, and the one end capacitance CCE is connected between inductance L2, inductance L3, separately
One end is connected with driving power, and the positive input for the comparator U2B being connected with driving power passes through resistance R7 and single-chip microprocessor MCU
Control output connection, the reverse input end of comparator U2B is connected to by resistance RS between inductance L3 and resistance RA, resistance R9 with
Capacitance C9 and after connecing is connected between the output end of comparator U2B, reverse input end, resistance RC1, capacitance C6 and after connecing, one end
Ground connection, one end are connected to the positive input of comparator U2B, and the one end capacitance C8 is connected to the reverse input end of comparator U2B, separately
One end is grounded.
Claims (1)
1. a kind of atomizer power compensating circuit, it is characterised in that including single-chip microprocessor MCU, triode Q1, triode QP1, electricity
Hinder R2, resistance R3, resistance R4, resistance R5, resistance RB1, resistance RA, resistance RC1, resistance R7, resistance R9, resistance RS, capacitance
CBC, capacitance CCE, capacitance CBE, capacitance C6, capacitance C8, capacitance C9, inductance L1, inductance L2, inductance L3, comparator U2B, atomization
The collector of device FOG, triode Q1 are connected with driving power, and the base stage of triode Q1 is connected by resistance R2 with driving power,
Meanwhile the base stage of triode Q1 is directly connected with the output end of comparator U2B, the emitter of triode Q1 passes through resistance R3 and electricity
R4 ground connection is hindered, the one end inductance L1 is connected between resistance R3 and resistance R4, and the inductance L1 other ends are connected to triode by resistance RB1
The collector of the base stage of QP1, triode QP1 is connected with driving power, and the emitter of triode QP1 passes sequentially through inductance L2, electricity
Feel L3, resistance RA ground connection, capacitance C3 is connected to the base stage and inter-collector of triode QP1, the one end atomizer FOG and driving power
It is connected, the other end of atomizer FOG is connected with wherein one end of capacitance CBC, and the other end of capacitance CBC is connected to inductance L1, electricity
Between hindering RB1, the one end capacitance CBE is connected between inductance L2, inductance L3, and the other end is connected to the other end of capacitance CBC, capacitance CCE
One end is connected between inductance L2, inductance L3, and the other end is connected with driving power, and the comparator U2B being connected with driving power is just
Connection is exported by the control of resistance R7 and single-chip microprocessor MCU to input terminal, the reverse input end of comparator U2B is connected by resistance RS
It is connected between inductance L3 and resistance RA, resistance R9 and capacitance C9 and after connecing are connected to output end, the reverse input end of comparator U2B
Between, resistance RC1, capacitance C6 and after connecing, one end ground connection, one end is connected to the positive input of comparator U2B, the one end capacitance C8
It is connected to the reverse input end of comparator U2B, other end ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810395611.9A CN108345342B (en) | 2018-04-27 | 2018-04-27 | Power compensation circuit for atomizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810395611.9A CN108345342B (en) | 2018-04-27 | 2018-04-27 | Power compensation circuit for atomizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108345342A true CN108345342A (en) | 2018-07-31 |
| CN108345342B CN108345342B (en) | 2023-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810395611.9A Active CN108345342B (en) | 2018-04-27 | 2018-04-27 | Power compensation circuit for atomizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108345342B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110557021A (en) * | 2019-09-29 | 2019-12-10 | 广东科高电器有限公司 | current automatic adjustment high-precision compensation circuit for atomizer |
| CN110657859A (en) * | 2019-09-29 | 2020-01-07 | 广东科高电器有限公司 | Waterless dry-burning detection circuit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102436283A (en) * | 2011-09-20 | 2012-05-02 | 美的集团有限公司 | Heating power control circuit and control method |
| CN202238482U (en) * | 2011-09-02 | 2012-05-30 | 杨义根 | Ultrasonic atomizer |
| US20180093291A1 (en) * | 2016-10-04 | 2018-04-05 | Stulz Air Technology Systems, Inc. | Control of ultrasonic nebulizers in a humidifier |
| CN208027209U (en) * | 2018-04-27 | 2018-10-30 | 广东科高电器有限公司 | A kind of atomizer power compensating circuit |
-
2018
- 2018-04-27 CN CN201810395611.9A patent/CN108345342B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202238482U (en) * | 2011-09-02 | 2012-05-30 | 杨义根 | Ultrasonic atomizer |
| CN102436283A (en) * | 2011-09-20 | 2012-05-02 | 美的集团有限公司 | Heating power control circuit and control method |
| US20180093291A1 (en) * | 2016-10-04 | 2018-04-05 | Stulz Air Technology Systems, Inc. | Control of ultrasonic nebulizers in a humidifier |
| CN208027209U (en) * | 2018-04-27 | 2018-10-30 | 广东科高电器有限公司 | A kind of atomizer power compensating circuit |
Non-Patent Citations (1)
| Title |
|---|
| 何云等: "关于医用超声波雾化器性能改进的探讨", 河北工业大学学报 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110557021A (en) * | 2019-09-29 | 2019-12-10 | 广东科高电器有限公司 | current automatic adjustment high-precision compensation circuit for atomizer |
| CN110657859A (en) * | 2019-09-29 | 2020-01-07 | 广东科高电器有限公司 | Waterless dry-burning detection circuit |
| CN110657859B (en) * | 2019-09-29 | 2021-12-10 | 广东科高电器有限公司 | Waterless dry-burning detection circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108345342B (en) | 2023-06-06 |
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