CN203491908U - Ac and dc conversion circuit of integrated power source - Google Patents
Ac and dc conversion circuit of integrated power source Download PDFInfo
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- CN203491908U CN203491908U CN201320630802.1U CN201320630802U CN203491908U CN 203491908 U CN203491908 U CN 203491908U CN 201320630802 U CN201320630802 U CN 201320630802U CN 203491908 U CN203491908 U CN 203491908U
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- resistance
- electric capacity
- amplifier
- potentiometer
- capacitor
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Abstract
The utility model discloses an ac and dc conversion circuit of an integrated power source. The ac and dc conversion circuit of the integrated power source is characterized by comprising a first amplifier, a second amplifier, a first diode, a second diode, a first potentiometer, a second potentiometer, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor and a ninth resistor. The ac and dc conversion circuit of the integrated power source is simple in structure and low in cost, input current harmonic waves at the ac side are reduced, the power factor is raised, the anti-interference performance is good, the voltage range is wide, and the ac and dc conversion circuit is wide in application range.
Description
Technical field
The utility model relates to a kind of integrated power supply, relates in particular to a kind of AC and DC translation circuit of integrated power supply.
Background technology
Development along with power electronic technology, integrated power supply application is very extensive, society people are enjoying the facility that integrated power supply brings, and its quality directly affects the service behaviour of electric equipment or control system, and wherein ac-dc conversion circuit is the key component of integrated power supply.AC and DC translation circuit is for AC voltage conversion is become to direct voltage, and the direct current sizableness finally obtaining is in the effective value of alternating voltage.Alternating current-direct current electric energy converter technique comprises that AC-DC technology becomes and exchanges technology with direct current, and the two is contrary each other in nature, and control technology and semiconductor device used be difference to some extent also.In reality, the harmonic wave that rectifying device produces, reactive power etc. are usually disturbed circuit, and usage range is subject to certain restrictions.
Utility model content
The purpose of this utility model is just to provide in order to address the above problem the AC and DC translation circuit of the integrated power supply that a kind of anti-interference is good.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises the first amplifier, the second amplifier, the first diode, the second diode, the first potentiometer, the second potentiometer, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance and the 9th resistance, the first end of described the first resistance, the first end of described the 7th resistance, the first end of described the 3rd resistance, the first end of described the second electric capacity, the first end of described the 3rd electric capacity, the equal ground connection of first end of the first end of described the 4th electric capacity and described the 5th electric capacity, the first end of described the 8th resistance, the sliding end of described the first potentiometer, the negative electricity source of described the second amplifier, the second end of described the 5th electric capacity, the second end of described the 4th electric capacity and the negative electricity source of described the first amplifier all connect the positive pole of 5V power supply, the cathode power supply end of described the second amplifier, the second end of described the 3rd electric capacity, the second end of described the second electric capacity and the cathode power supply end of described the first amplifier all connect the positive pole of 6V power supply, the second end of described the first resistance is connected with the electrode input end of described the first amplifier, the first end while of described the second resistance and the negative input of described the first amplifier, the negative pole of described the first diode is connected with the first end of described the 5th resistance, the first output voltage adjustable side of described the first amplifier is connected with the first end of described the first electric capacity, the second end of described the first electric capacity is connected with the second output voltage adjustable side of described the first amplifier, the dead end of described the first amplifier is connected with the second end of described the 3rd resistance, the output of described the first amplifier is connected with the negative pole of described the second diode with the first end of described the 4th resistance simultaneously, the second end of described the 4th resistance is connected with the positive pole of described the first diode, the anodal of described the second diode is connected with the first end of described the 6th resistance with the second end of described the 5th resistance simultaneously, the second end while of described the 6th resistance and the negative input of described the second amplifier, the negative pole of described the 6th electric capacity is connected with the first end of described the 9th resistance, the second end of described the 7th resistance is connected with the electrode input end of described the second amplifier, the first Voltage-output voltage-regulation end of described the second amplifier is connected with the second end of described the 8th resistance, the output of described the second amplifier is connected with the first end of described the second potentiometer with the positive pole of described the 6th electric capacity simultaneously, the second end of described the second potentiometer is all connected with the second end of described the 9th resistance with the sliding end of described the second potentiometer, the second voltage output adjustable side of described the second amplifier is connected with the first end of described the first potentiometer, the second end of described the first potentiometer is connected with the dead end of described the second amplifier.
Further, described the first electric capacity, described the second electric capacity, described the 3rd electric capacity, described the 4th electric capacity and described the 5th electric capacity are nonpolar electric capacity, and described the 6th electric capacity is polar capacitor.
The beneficial effects of the utility model are:
The utility model is simple in structure, with low cost, has reduced AC Harmonics of Input, improves power factor, and anti-interference is good, and the scope of voltage is also larger, and usage range is wide.
Accompanying drawing explanation
Fig. 1 is the utility model circuit theory diagrams.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, the utility model comprises the first amplifier U1, the second amplifier U2, the first diode D1, the second diode D2, the first potentiometer RP1, the second potentiometer RP2, the first capacitor C 1, the second capacitor C 2, the 3rd capacitor C 3, the 4th capacitor C 4, the 5th capacitor C 5, the 6th capacitor C 6, the first resistance R 1, the second resistance R 2, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5, the 6th resistance R 6, the 7th resistance R 7, the first end of the 8th resistance R 8 and the 9th resistance R 9, the first resistance R 1, the first end of the 7th resistance R 7, the first end of the 3rd resistance R 3, the first end of the second capacitor C 2, the first end of the 3rd capacitor C 3, the equal ground connection of first end of the first end of the 4th capacitor C 4 and the 5th capacitor C 5, the first end of the 8th resistance R 8, the sliding end of the first potentiometer RP1, the negative electricity source of the second amplifier U2, the second end of the 5th capacitor C 5, the negative electricity source of the second end of the 4th capacitor C 4 and the first amplifier U1 all connects the positive pole of 5V power supply, the cathode power supply end of the second amplifier U2, the second end of the 3rd capacitor C 3, the cathode power supply end of the second end of the second capacitor C 2 and the first amplifier U1 all connects the positive pole of 6V power supply, and the second end of the first resistance R 1 is connected with the electrode input end of the first amplifier U1, the first end while of the second resistance R 2 and the negative input of the first amplifier U1, the negative pole of the first diode D1 is connected with the first end of the 5th resistance R 5, the first output voltage adjustable side of the first amplifier U1 is connected with the first end of the first capacitor C 1, the second end of the first capacitor C 1 is connected with the second output voltage adjustable side of the first amplifier U1, the dead end of the first amplifier U1 is connected with the second end of the 3rd resistance R 3, the output of the first amplifier U1 is connected with the negative pole of the second diode D2 with the first end of the 4th resistance R 4 simultaneously, the second end of the 4th resistance R 4 is connected with the positive pole of the first diode D1, the anodal of the second diode D2 is connected with the first end of the 6th resistance R 6 with the second end of the 5th resistance R 5 simultaneously, the second end while of the 6th resistance R 6 and the negative input of the second amplifier U2, the negative pole of the 6th capacitor C 6 is connected with the first end of the 9th resistance R 9, the second end of the 7th resistance R 7 is connected with the electrode input end of the second amplifier U2, the first Voltage-output voltage-regulation end of the second amplifier U2 is connected with the second end of the 8th resistance R 8, the output of the second amplifier U2 is connected with the first end of the second potentiometer RP2 with the positive pole of the 6th capacitor C 6 simultaneously, the second end of the second potentiometer RP2 is all connected with the second end of the 9th resistance R 9 with the sliding end of the second potentiometer RP2, the second voltage output adjustable side of the second amplifier U2 is connected with the first end of the first potentiometer RP1, the second end of the first potentiometer RP1 is connected with the dead end of the second amplifier U2, the first capacitor C 1 wherein, the second capacitor C 2, the 3rd capacitor C 3, the 4th capacitor C 4 and the 5th capacitor C 5 are nonpolar electric capacity, and the 6th capacitor C 6 is polar capacitor.
In the utility model, be that AC voltage conversion is become to direct voltage, and the direct current sizableness finally obtaining is in the effective value of alternating voltage.The utility model needs filter and amplifier, has reduced AC Harmonics of Input, improves power factor, and anti-interference is good.The effect of filter is that exchange conversion is become to direct current, and the effect of amplifier is to convert average voltage to effective value.As shown in Figure 1, in circuit, Vin end is ac input end to alternating current voltage measuring circuit, and circuit adopts that to take sinusoidal wave mean value be the principle that the AC/DC of response transforms.In circuit, by micro-power consumption the first amplifier U1 and the second diode D2, form half-wave rectifying circuit.The second amplifier U2 and capacitor C6 form active filter, to obtain average voltage level.The input offset voltage 2mV of the second amplifier U2 that we here select, input bias current 15mA, switching rate is 10mV/ μ s.
Claims (2)
1. the friendship of an integrated power supply, DC transfer circuit, is characterized in that: comprise the first amplifier, the second amplifier, the first diode, the second diode, the first potentiometer, the second potentiometer, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance and the 9th resistance, the first end of described the first resistance, the first end of described the 7th resistance, the first end of described the 3rd resistance, the first end of described the second electric capacity, the first end of described the 3rd electric capacity, the equal ground connection of first end of the first end of described the 4th electric capacity and described the 5th electric capacity, the first end of described the 8th resistance, the sliding end of described the first potentiometer, the negative electricity source of described the second amplifier, the second end of described the 5th electric capacity, the second end of described the 4th electric capacity and the negative electricity source of described the first amplifier all connect the positive pole of 5V power supply, the cathode power supply end of described the second amplifier, the second end of described the 3rd electric capacity, the second end of described the second electric capacity and the cathode power supply end of described the first amplifier all connect the positive pole of 6V power supply, the second end of described the first resistance is connected with the electrode input end of described the first amplifier, the first end while of described the second resistance and the negative input of described the first amplifier, the negative pole of described the first diode is connected with the first end of described the 5th resistance, the first output voltage adjustable side of described the first amplifier is connected with the first end of described the first electric capacity, the second end of described the first electric capacity is connected with the second output voltage adjustable side of described the first amplifier, the dead end of described the first amplifier is connected with the second end of described the 3rd resistance, the output of described the first amplifier is connected with the negative pole of described the second diode with the first end of described the 4th resistance simultaneously, the second end of described the 4th resistance is connected with the positive pole of described the first diode, the anodal of described the second diode is connected with the first end of described the 6th resistance with the second end of described the 5th resistance simultaneously, the second end while of described the 6th resistance and the negative input of described the second amplifier, the negative pole of described the 6th electric capacity is connected with the first end of described the 9th resistance, the second end of described the 7th resistance is connected with the electrode input end of described the second amplifier, the first Voltage-output voltage-regulation end of described the second amplifier is connected with the second end of described the 8th resistance, the output of described the second amplifier is connected with the first end of described the second potentiometer with the positive pole of described the 6th electric capacity simultaneously, the second end of described the second potentiometer is all connected with the second end of described the 9th resistance with the sliding end of described the second potentiometer, the second voltage output adjustable side of described the second amplifier is connected with the first end of described the first potentiometer, the second end of described the first potentiometer is connected with the dead end of described the second amplifier.
2. the AC and DC translation circuit of integrated power supply according to claim 1, it is characterized in that: described the first electric capacity, described the second electric capacity, described the 3rd electric capacity, described the 4th electric capacity and described the 5th electric capacity are nonpolar electric capacity, and described the 6th electric capacity is polar capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320630802.1U CN203491908U (en) | 2013-10-13 | 2013-10-13 | Ac and dc conversion circuit of integrated power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320630802.1U CN203491908U (en) | 2013-10-13 | 2013-10-13 | Ac and dc conversion circuit of integrated power source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203491908U true CN203491908U (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320630802.1U Expired - Fee Related CN203491908U (en) | 2013-10-13 | 2013-10-13 | Ac and dc conversion circuit of integrated power source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203491908U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2754963C1 (en) * | 2020-08-11 | 2021-09-08 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" (Госкорпорация "Росатом") | Null detector |
-
2013
- 2013-10-13 CN CN201320630802.1U patent/CN203491908U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2754963C1 (en) * | 2020-08-11 | 2021-09-08 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" (Госкорпорация "Росатом") | Null detector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20141013 |
|
| EXPY | Termination of patent right or utility model |