CN104506030A - Fast inverter system - Google Patents
Fast inverter system Download PDFInfo
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- CN104506030A CN104506030A CN201410669864.2A CN201410669864A CN104506030A CN 104506030 A CN104506030 A CN 104506030A CN 201410669864 A CN201410669864 A CN 201410669864A CN 104506030 A CN104506030 A CN 104506030A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/36—Means for starting or stopping converters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/12—Arrangements for reducing harmonics from ac input or output
- H02M1/126—Arrangements for reducing harmonics from ac input or output using passive filters
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Power Conversion In General (AREA)
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Abstract
The present invention discloses a fast inverter system mainly consisting of an inverter circuit, a processing circuit connected with the inverter circuit, a voltage regulator circuit connected with the processing circuit, a low-pass filter circuit connected with the voltage regulator circuit and a transformer T1 connected with the low-pass filter circuit, wherein a switch circuit is further disposed at an input of the inverter circuit; the switch circuit consists of a triode VT1, a bidirectional trigger diode K, a resistor R2 with one end connected with the inverter circuit and the other end connected with a base of the triode VT1, a capacitor C1 with a cathode connected with the T2 pole of the bidirectional trigger diode K and an anode connected with the T1 pole of the bidirectional trigger diode K through the resistor R1 and the like. The fast inverter system of the present invention can speed up the activation of the inverter system under the action of the switch circuit, thereby improving the efficiency of the inverter system.
Description
Technical field
The present invention relates to electronic applications, specifically refer to a kind of inversion system fast.
Background technology
Inverter is that direct current energy is transformed into alternating current.It is widely used in air-conditioning, home theater, electric wheel, electric tool, sewing machine, DVD, VCD, computer, TV, washing machine, smoke exhaust ventilator, refrigerator, video tape recorder, massager, fan, illumination etc.Abroad because popularity rate higher the go out work or out on tours and available inverter of automobile connect storage battery drive electrical equipment and various tool work.Output household electrical appliance being connected to power supply changeover device just can use various electrical equipment in automobile.
But the inversion system toggle speed used at present is comparatively slow, and this just have impact on the efficiency of inversion system.
Summary of the invention
The object of the invention is to overcome the slow defect of current inversion system toggle speed, a kind of quick inversion system that can start fast is provided.
The following technical scheme of object of the present invention realizes: a kind of inversion system fast, primarily of inverter circuit, the treatment circuit be connected with inverter circuit, the voltage stabilizing circuit be connected with treatment circuit, the low-pass filter circuit be connected with voltage stabilizing circuit, and the transformer T1 to be connected with low-pass filter circuit forms, and is also provided with change-over circuit at inverter circuit input; Described change-over circuit is by triode VT1, bidirectional trigger diode K, the resistance R2 that one end is connected with inverter circuit, the other end is connected with the base stage of triode VT1, the electric capacity C1 that negative pole is connected with the T2 pole of bidirectional trigger diode K, positive pole is connected with the T1 pole of bidirectional trigger diode K after resistance R1, and P pole forms with the diode D1 that control pole is connected, N pole is connected with inverter circuit of bidirectional trigger diode K; The T1 pole of described bidirectional trigger diode K is connected with the base stage of triode VT1, T2 pole is connected with inverter circuit, control pole is connected with the collector electrode of triode VT1, and the base stage of triode VT1 is connected with inverter circuit as system one input, emitter.
Further, described inverter circuit is by field effect transistor Q1, field effect transistor Q2, triode VT2, one end is connected with the drain electrode of field effect transistor Q1, the resistance R4 that the other end is connected with the collector electrode of triode VT2, P pole is connected with the emitter of triode VT1 after resistance R3, the diode D2 that N pole is connected with the collector electrode of triode VT2, P pole is connected with the N pole of diode D1, the diode D3 that N pole is connected with the grid of field effect transistor Q2 after resistance R5, and one end is connected with the base stage of triode VT2, the resistance R6 that the other end is connected with the N pole of diode D3 forms, the drain electrode of described field effect transistor Q1 is connected with the drain electrode of field effect transistor Q2 as another input of system, source electrode, grid is connected with the collector electrode of triode VT2, the source electrode of field effect transistor Q2 is connected with the T2 pin of bidirectional trigger diode K, the collector electrode of triode VT2 is connected with treatment circuit, grounded emitter, base stage are connected with treatment circuit, and the N pole of diode D3 is also connected with voltage stabilizing circuit.
Described treatment circuit is by triode VT3, unidirectional thyristor D6, the diode D5 that N pole is connected with the control pole of unidirectional thyristor D6, P pole is connected with the N pole of unidirectional thyristor D6, the electric capacity C2 that positive pole is connected with the emitter of triode VT3, negative pole is connected with the P pole of diode D5, the diode D4 that N pole is connected with the base stage of triode VT3, P pole is connected with the negative pole of electric capacity C2, the resistance R7 that one end is connected with the N pole of diode D4, the other end is connected with the control pole of unidirectional thyristor D6 forms; The base stage of described triode VT3 is simultaneously with the base stage of triode VT2 and the negative pole of electric capacity C2 is connected, collector electrode is connected with the collector electrode of triode VT2 and the P pole of unidirectional thyristor D6 simultaneously, and the P pole of unidirectional thyristor D6 is extremely all connected with voltage stabilizing circuit with N.
Described voltage stabilizing circuit is by triode VT4, triode VT5, pressurizer U, positive pole is connected with the base stage of triode VT4 after diode D7, negative pole be connected with low-pass filter circuit electric capacity C4, one end is connected with the emitter of triode VT5, the resistance R8 that the other end is connected with the negative pole of electric capacity C4 and the N pole of unidirectional thyristor D6 simultaneously, positive pole is connected with the base stage of triode VT4, the electric capacity C3 that negative pole is connected with the N pole of diode D3, and N pole is connected with the collector electrode of triode VT4 after electric capacity C5, the diode D8 that P pole is connected with the negative pole of electric capacity C4 forms, the emitter of described triode VT4 is connected with the base stage of triode VT5, collector electrode is connected with low-pass filter circuit, the base stage of triode VT5 is connected with the P pole of unidirectional thyristor D6, collector electrode is connected with the IN pin of pressurizer U, the OUT pin of described pressurizer U is connected with low-pass filter circuit, GND pin ground connection.
Described low-pass filter circuit is by amplifier P1, triode VT6, negative pole is connected with the output of amplifier P1, the electric capacity C7 that positive pole is connected with the base stage of triode VT6, the electric capacity C8 be in parallel with electric capacity C7, one end is connected with the Same Name of Ends of transformer T1 former limit inductance coil L1, the resistance R10 of other end ground connection after resistance R9, negative pole is connected with the inverting input of amplifier P1, the electric capacity C6 that positive pole is connected with the OUT pin of pressurizer U, and negative pole is connected with the non-same polarity of transformer T1 former limit inductance coil L2, the electric capacity C9 that positive pole is connected with the emitter of triode VT6 after resistance R11 forms, the base stage of described triode VT6 is connected with the P pole of diode D8, collector electrode is connected with the negative pole of electric capacity C6, and the normal phase input end of amplifier P1 is connected with the tie point of resistance R10 with resistance R9, output is connected with the non-same polarity of transformer T1 former limit inductance coil L1 and the collector electrode of triode VT4 simultaneously, the non-same polarity of described transformer T1 former limit inductance coil L1 is connected with the Same Name of Ends of inductance coil L2.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) the present invention can make the toggle speed of inversion system accelerate by the effect of change-over circuit, thus improves the efficiency of inversion system.
(2) the present invention is provided with low-pass filter circuit, makes inversion system when driving heavy load power consumption equipment, and protection power consumption equipment does not damage by triple-frequency harmonics.
(3) structure of the present invention is simple, and energy efficient, simultaneously passable raising load capacity, meets the demand that high-power electric appliance or multiple-purpose electric appliance use simultaneously.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Embodiment
Below in conjunction with specific 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, quick inversion system of the present invention, primarily of inverter circuit, the treatment circuit be connected with inverter circuit, the voltage stabilizing circuit be connected with treatment circuit, the low-pass filter circuit be connected with voltage stabilizing circuit, and the transformer T1 be connected with low-pass filter circuit forms.In order to make the toggle speed of inversion system faster, be also provided with change-over circuit at inverter circuit input.
This change-over circuit is by triode VT1, bidirectional trigger diode K, the resistance R2 that one end is connected with inverter circuit, the other end is connected with the base stage of triode VT1, the electric capacity C1 that negative pole is connected with the T2 pole of bidirectional trigger diode K, positive pole is connected with the T1 pole of bidirectional trigger diode K after resistance R1, and P pole forms with the diode D1 that control pole is connected, N pole is connected with inverter circuit of bidirectional trigger diode K; The T1 pole of described bidirectional trigger diode K is connected with the base stage of triode VT1, T2 pole is connected with inverter circuit, control pole is connected with the collector electrode of triode VT1, and the base stage of triode VT1 is connected with inverter circuit as system one input, emitter.By the effect of this inverter circuit, the contravariant velocities of system is accelerated, further improves the efficiency of inversion system.
Wherein, inverter circuit is by field effect transistor Q1, field effect transistor Q2, triode VT2, one end is connected with the drain electrode of field effect transistor Q1, the resistance R4 that the other end is connected with the collector electrode of triode VT2, P pole is connected with the emitter of triode VT1 after resistance R3, the diode D2 that N pole is connected with the collector electrode of triode VT2, P pole is connected with the N pole of diode D1, the diode D3 that N pole is connected with the grid of field effect transistor Q2 after resistance R5, and one end is connected with the base stage of triode VT2, the resistance R6 that the other end is connected with the N pole of diode D3 forms, the drain electrode of described field effect transistor Q1 is connected with the drain electrode of field effect transistor Q2 as another input of system, source electrode, grid is connected with the collector electrode of triode VT2, the source electrode of field effect transistor Q2 is connected with the T2 pin of bidirectional trigger diode K, the collector electrode of triode VT2 is connected with treatment circuit, grounded emitter, base stage are connected with treatment circuit, and the N pole of diode D3 is also connected with voltage stabilizing circuit.After direct current input is come in, by the reversion reaction of inverter circuit, converting direct-current power into alternating-current power is exported.
Described treatment circuit is by triode VT3, unidirectional thyristor D6, the diode D5 that N pole is connected with the control pole of unidirectional thyristor D6, P pole is connected with the N pole of unidirectional thyristor D6, the electric capacity C2 that positive pole is connected with the emitter of triode VT3, negative pole is connected with the P pole of diode D5, the diode D4 that N pole is connected with the base stage of triode VT3, P pole is connected with the negative pole of electric capacity C2, the resistance R7 that one end is connected with the N pole of diode D4, the other end is connected with the control pole of unidirectional thyristor D6 forms; The base stage of described triode VT3 is simultaneously with the base stage of triode VT2 and the negative pole of electric capacity C2 is connected, collector electrode is connected with the collector electrode of triode VT2 and the P pole of unidirectional thyristor D6 simultaneously, and the P pole of unidirectional thyristor D6 is extremely all connected with voltage stabilizing circuit with N.
Described voltage stabilizing circuit is by triode VT4, triode VT5, pressurizer U, positive pole is connected with the base stage of triode VT4 after diode D7, negative pole be connected with low-pass filter circuit electric capacity C4, one end is connected with the emitter of triode VT5, the resistance R8 that the other end is connected with the negative pole of electric capacity C4 and the N pole of unidirectional thyristor D6 simultaneously, positive pole is connected with the base stage of triode VT4, the electric capacity C3 that negative pole is connected with the N pole of diode D3, and N pole is connected with the collector electrode of triode VT4 after electric capacity C5, the diode D8 that P pole is connected with the negative pole of electric capacity C4 forms, the emitter of described triode VT4 is connected with the base stage of triode VT5, collector electrode is connected with low-pass filter circuit, the base stage of triode VT5 is connected with the P pole of unidirectional thyristor D6, collector electrode is connected with the IN pin of pressurizer U, the OUT pin of described pressurizer U is connected with low-pass filter circuit, GND pin ground connection.By the effect of voltage stabilizing circuit, the alternating voltage that system can be made to export is more stable, plays a protective role to load and system itself.In order to better implement the present invention, described pressurizer U is preferably W7824 type integrated circuit.
Described low-pass filter circuit is by amplifier P1, triode VT6, negative pole is connected with the output of amplifier P1, the electric capacity C7 that positive pole is connected with the base stage of triode VT6, the electric capacity C8 be in parallel with electric capacity C7, one end is connected with the Same Name of Ends of transformer T1 former limit inductance coil L1, the resistance R10 of other end ground connection after resistance R9, negative pole is connected with the inverting input of amplifier P1, the electric capacity C6 that positive pole is connected with the OUT pin of pressurizer U, and negative pole is connected with the non-same polarity of transformer T1 former limit inductance coil L2, the electric capacity C9 that positive pole is connected with the emitter of triode VT6 after resistance R11 forms, the base stage of described triode VT6 is connected with the P pole of diode D8, collector electrode is connected with the negative pole of electric capacity C6, and the normal phase input end of amplifier P1 is connected with the tie point of resistance R10 with resistance R9, output is connected with the non-same polarity of transformer T1 former limit inductance coil L1 and the collector electrode of triode VT4 simultaneously, the non-same polarity of described transformer T1 former limit inductance coil L1 is connected with the Same Name of Ends of inductance coil L2.By the effect of low-pass filter circuit, make inversion system when driving heavy load power consumption equipment, protection power consumption equipment does not damage by triple-frequency harmonics.
As mentioned above, just well the present invention can be realized.
Claims (5)
1. a quick inversion system, primarily of inverter circuit, the treatment circuit be connected with inverter circuit, the voltage stabilizing circuit be connected with treatment circuit, the low-pass filter circuit be connected with voltage stabilizing circuit, and the transformer T1 to be connected with low-pass filter circuit forms, and it is characterized in that: be also provided with change-over circuit at inverter circuit input; Described change-over circuit is by triode VT1, bidirectional trigger diode K, the resistance R2 that one end is connected with inverter circuit, the other end is connected with the base stage of triode VT1, the electric capacity C1 that negative pole is connected with the T2 pole of bidirectional trigger diode K, positive pole is connected with the T1 pole of bidirectional trigger diode K after resistance R1, and P pole forms with the diode D1 that control pole is connected, N pole is connected with inverter circuit of bidirectional trigger diode K; The T1 pole of described bidirectional trigger diode K is connected with the base stage of triode VT1, T2 pole is connected with inverter circuit, control pole is connected with the collector electrode of triode VT1, and the base stage of triode VT1 is connected with inverter circuit as system one input, emitter.
2. the quick inversion system of one according to claim 1, it is characterized in that: described inverter circuit is by field effect transistor Q1, field effect transistor Q2, triode VT2, one end is connected with the drain electrode of field effect transistor Q1, the resistance R4 that the other end is connected with the collector electrode of triode VT2, P pole is connected with the emitter of triode VT1 after resistance R3, the diode D2 that N pole is connected with the collector electrode of triode VT2, P pole is connected with the N pole of diode D1, the diode D3 that N pole is connected with the grid of field effect transistor Q2 after resistance R5, and one end is connected with the base stage of triode VT2, the resistance R6 that the other end is connected with the N pole of diode D3 forms, the drain electrode of described field effect transistor Q1 is connected with the drain electrode of field effect transistor Q2 as another input of system, source electrode, grid is connected with the collector electrode of triode VT2, the source electrode of field effect transistor Q2 is connected with the T2 pin of bidirectional trigger diode K, the collector electrode of triode VT2 is connected with treatment circuit, grounded emitter, base stage are connected with treatment circuit, and the N pole of diode D3 is also connected with voltage stabilizing circuit.
3. the quick inversion system of one according to claim 2, it is characterized in that: described treatment circuit is by triode VT3, unidirectional thyristor D6, N pole is connected with the control pole of unidirectional thyristor D6, the diode D5 that P pole is connected with the N pole of unidirectional thyristor D6, positive pole is connected with the emitter of triode VT3, the electric capacity C2 that negative pole is connected with the P pole of diode D5, N pole is connected with the base stage of triode VT3, the diode D4 that P pole is connected with the negative pole of electric capacity C2, one end is connected with the N pole of diode D4, the resistance R7 that the other end is connected with the control pole of unidirectional thyristor D6 forms, the base stage of described triode VT3 is simultaneously with the base stage of triode VT2 and the negative pole of electric capacity C2 is connected, collector electrode is connected with the collector electrode of triode VT2 and the P pole of unidirectional thyristor D6 simultaneously, and the P pole of unidirectional thyristor D6 is extremely all connected with voltage stabilizing circuit with N.
4. the quick inversion system of one according to claim 3, it is characterized in that: described voltage stabilizing circuit is by triode VT4, triode VT5, pressurizer U, positive pole is connected with the base stage of triode VT4 after diode D7, negative pole be connected with low-pass filter circuit electric capacity C4, one end is connected with the emitter of triode VT5, the resistance R8 that the other end is connected with the negative pole of electric capacity C4 and the N pole of unidirectional thyristor D6 simultaneously, positive pole is connected with the base stage of triode VT4, the electric capacity C3 that negative pole is connected with the N pole of diode D3, and N pole is connected with the collector electrode of triode VT4 after electric capacity C5, the diode D8 that P pole is connected with the negative pole of electric capacity C4 forms, the emitter of described triode VT4 is connected with the base stage of triode VT5, collector electrode is connected with low-pass filter circuit, the base stage of triode VT5 is connected with the P pole of unidirectional thyristor D6, collector electrode is connected with the IN pin of pressurizer U, the OUT pin of described pressurizer U is connected with low-pass filter circuit, GND pin ground connection.
5. the quick inversion system of one according to claim 4, it is characterized in that: described low-pass filter circuit is by amplifier P1, triode VT6, negative pole is connected with the output of amplifier P1, the electric capacity C7 that positive pole is connected with the base stage of triode VT6, the electric capacity C8 be in parallel with electric capacity C7, one end is connected with the Same Name of Ends of transformer T1 former limit inductance coil L1, the resistance R10 of other end ground connection after resistance R9, negative pole is connected with the inverting input of amplifier P1, the electric capacity C6 that positive pole is connected with the OUT pin of pressurizer U, and negative pole is connected with the non-same polarity of transformer T1 former limit inductance coil L2, the electric capacity C9 that positive pole is connected with the emitter of triode VT6 after resistance R11 forms, the base stage of described triode VT6 is connected with the P pole of diode D8, collector electrode is connected with the negative pole of electric capacity C6, and the normal phase input end of amplifier P1 is connected with the tie point of resistance R10 with resistance R9, output is connected with the non-same polarity of transformer T1 former limit inductance coil L1 and the collector electrode of triode VT4 simultaneously, the non-same polarity of described transformer T1 former limit inductance coil L1 is connected with the Same Name of Ends of inductance coil L2.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410669864.2A CN104506030A (en) | 2014-11-19 | 2014-11-19 | Fast inverter system |
| CN201510284276.1A CN104852618A (en) | 2014-11-19 | 2015-05-28 | Fast transformation system based on triode common-emitter symmetric amplifying circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410669864.2A CN104506030A (en) | 2014-11-19 | 2014-11-19 | Fast inverter system |
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| Publication Number | Publication Date |
|---|---|
| CN104506030A true CN104506030A (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410669864.2A Pending CN104506030A (en) | 2014-11-19 | 2014-11-19 | Fast inverter system |
| CN201510284276.1A Pending CN104852618A (en) | 2014-11-19 | 2015-05-28 | Fast transformation system based on triode common-emitter symmetric amplifying circuit |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510284276.1A Pending CN104852618A (en) | 2014-11-19 | 2015-05-28 | Fast transformation system based on triode common-emitter symmetric amplifying circuit |
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| CN (2) | CN104506030A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852618A (en) * | 2014-11-19 | 2015-08-19 | 成都冠深科技有限公司 | Fast transformation system based on triode common-emitter symmetric amplifying circuit |
| CN105729712A (en) * | 2016-03-31 | 2016-07-06 | 成都惠宝节能科技有限公司 | Automatic-control and synchronous paper demounting insulation board forming machine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2817213Y (en) * | 2005-08-12 | 2006-09-13 | 陈剑荣 | Audio frequency power amplifier |
| JP6102198B2 (en) * | 2012-11-14 | 2017-03-29 | 富士通株式会社 | Amplifier circuit |
| CN203933591U (en) * | 2014-04-17 | 2014-11-05 | 江汉大学 | A kind of contactor and power circuit |
| CN104506030A (en) * | 2014-11-19 | 2015-04-08 | 成都创图科技有限公司 | Fast inverter system |
-
2014
- 2014-11-19 CN CN201410669864.2A patent/CN104506030A/en active Pending
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2015
- 2015-05-28 CN CN201510284276.1A patent/CN104852618A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852618A (en) * | 2014-11-19 | 2015-08-19 | 成都冠深科技有限公司 | Fast transformation system based on triode common-emitter symmetric amplifying circuit |
| CN105729712A (en) * | 2016-03-31 | 2016-07-06 | 成都惠宝节能科技有限公司 | Automatic-control and synchronous paper demounting insulation board forming machine |
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| Publication number | Publication date |
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| CN104852618A (en) | 2015-08-19 |
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Application publication date: 20150408 |