CN219802171U - Inverter with a power supply - Google Patents
Inverter with a power supply Download PDFInfo
- Publication number
- CN219802171U CN219802171U CN202321141630.1U CN202321141630U CN219802171U CN 219802171 U CN219802171 U CN 219802171U CN 202321141630 U CN202321141630 U CN 202321141630U CN 219802171 U CN219802171 U CN 219802171U
- Authority
- CN
- China
- Prior art keywords
- input
- capacitor
- diode
- switch
- output
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003990 capacitor Substances 0.000 claims description 125
- 230000007935 neutral effect Effects 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 description 7
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
Landscapes
- Inverter Devices (AREA)
Abstract
The present disclosure provides an inverter including: the input module comprises a first input interface, a second input interface and a third input interface; the modulation module comprises a triangular wave generator, a sine wave generator and a modulator; the triangular wave generator is connected with a first modulation input end of the modulator, and the sine wave generator is connected with a second modulation input end of the modulator; the control module comprises a first switching tube and a second switching tube; the first switch tube is provided with a first switch input end, a first control end and a first switch output end, wherein the first switch input end is connected with the input module, and the first control end is connected with a first modulation output end of the modulator; the second switch tube is provided with a second switch input end, a second switch control end and a second switch output end, wherein the second switch input end is connected with the first switch output end, and the second switch control end is connected with a second modulation output end of the modulator; and the output module comprises a zero line outlet and a fire line outlet.
Description
Technical Field
The disclosure relates to the technical field of inverters, and in particular relates to an inverter.
Background
In China, the commonly used industrial frequency voltage is 220V,50HZ. However, the three-phase voltage generated by the permanent magnet intermediate frequency generator is 350v,450hz. That is, therefore, the three-phase electricity emitted by the permanent magnet intermediate frequency cannot be directly used.
Thus, it is highly desirable to provide an inverter capable of reducing both the voltage and the frequency of the three-phase power generated by the permanent magnet intermediate frequency generator.
It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the present disclosure and thus may include information that does not constitute prior art known to those of ordinary skill in the art.
Disclosure of Invention
An object of the present disclosure is to provide an inverter capable of reducing the voltage and frequency of three-phase electricity generated by a generator.
An aspect of the present disclosure provides an inverter including:
the input module comprises a first input interface, a second input interface and a third input interface;
the modulation module comprises a triangular wave generator, a sine wave generator and a modulator; the modulator is provided with a first modulation input end, a second modulation input end, a first modulation output end and a second modulation output end, the triangular wave generator is connected with the first modulation input end, and the sine wave generator is connected with the second modulation input end;
the control module comprises a first switching tube and a second switching tube; the first switch tube is provided with a first switch input end, a first control end and a first switch output end, wherein the first switch input end is connected with the input module, and the first control end is connected with the first modulation output end; the second switch tube is provided with a second switch input end, a second switch control end and a second switch output end, the second switch input end is connected with the first switch output end, the second switch control end is connected with the second modulation output end, and the second switch output end is connected with the input module;
the output module comprises a zero line outlet and a fire line outlet, wherein the zero line outlet is connected with the input module, and the fire line outlet is connected with the first switch output end and the second switch input end.
In one exemplary embodiment of the present disclosure, the input module includes: a first input path, a second input path, and a third input path; the first input path comprises the first input interface, a first diode and a second diode, and the first input interface is connected with the input end of the first diode and the output end of the second diode; the second input path comprises the second input interface, a third diode and a fourth diode, and the second input interface is connected with the input end of the third diode and the output end of the fourth diode; the third input path comprises the third input interface, a fifth diode and a sixth diode, and the third input interface is connected with the input end of the fifth diode and the output end of the sixth diode;
the output end of the first diode, the output end of the third diode and the output end of the fifth diode are connected with each other; the input end of the second diode, the input end of the fourth diode and the input end of the sixth diode are mutually connected.
In an exemplary embodiment of the present disclosure, the input module further includes:
a first end of the first capacitor is connected with the output end of the fifth diode, a second end of the first capacitor is connected with the first end of the second capacitor, and the second end of the second capacitor is connected with the input end of the sixth diode; the neutral wire outlet is connected with the second end of the first capacitor and the first end of the second capacitor.
In an exemplary embodiment of the present disclosure, the input module further includes:
a third capacitor and a fourth capacitor, the first end of the third capacitor being connected to the first end of the first capacitor, the second end of the third capacitor being connected to the first end of the fourth capacitor, the second end of the fourth capacitor being connected to the second end of the second capacitor; the zero line outlet is connected with the second end of the third capacitor and the first end of the fourth capacitor.
In an exemplary embodiment of the present disclosure, the control module further includes:
a seventh diode and an eighth diode, wherein the input end of the seventh diode is connected with the output end of the first switch, and the output end of the seventh diode is connected with the input end of the first switch; the input end of the eighth diode is connected with the output end of the second switch, and the output end of the eighth diode is connected with the input end of the seventh diode; and the live wire outlet is also connected with the input end of the seventh diode and the output end of the eighth diode.
In an exemplary embodiment of the present disclosure, the control module further includes: the first resistor and the fifth capacitor are connected in series, one end of the first resistor, which is far away from the fifth capacitor, is connected with the output end of the seventh diode, and one end of the fifth capacitor, which is far away from the first resistor, is connected with the live wire outlet and the input end of the seventh diode;
the second resistor and the sixth capacitor are connected in series, one end, far away from the sixth capacitor, of the second resistor is connected with the live wire outlet and the output end of the eighth diode, and one end, far away from the second resistor, of the sixth capacitor is connected with the input end of the eighth diode.
In an exemplary embodiment of the present disclosure, the output module further includes:
the filtering module comprises a first inductor and a seventh capacitor, wherein a first end of the first inductor is connected with the first switch output end and the second switch input end, and a second end of the first inductor is connected with the live wire outlet; the first end of the seventh capacitor is connected with the second end of the first inductor, and the second end of the seventh capacitor is connected with the zero line outlet.
In an exemplary embodiment of the present disclosure, the output module further includes:
and the feedback transformer is connected with the live wire outlet and the zero wire outlet.
In an exemplary embodiment of the present disclosure, the output module further includes:
the first end of the second inductor is connected with the second end of the first capacitor, the first end of the second capacitor, the second end of the third capacitor and the first end of the fourth capacitor, and the second end of the second inductor is connected with the zero line outlet.
In an exemplary embodiment of the present disclosure, the types of the third capacitor and the fourth capacitor are electrolytic capacitors.
The first end of the third capacitor is an anode, the second end of the third capacitor is a cathode, the first end of the fourth capacitor is an anode, and the second end of the fourth capacitor is a cathode.
The technical scheme provided by the disclosure can achieve the following beneficial effects:
the inverter provided by the present disclosure includes an input module, a modulation module, a control module, and an output module. The input module comprises a first input interface, a second input interface and a third input interface. Each phase of the three-phase power generated by the generator may be transmitted to the inverter through the first input interface, the second input interface, and the third input interface, respectively.
The modulation module comprises a triangular wave generator, a sine wave generator and a modulator. The modulator may modulate the triangular wave emitted by the triangular wave generator with the sine wave emitted by the sine wave generator, thereby changing the pulse width of the sine wave.
The control module comprises a first switching tube and a second switching tube. The first switching tube and the second switching tube can utilize sine waves modulated by the modulation module to carry out frequency reduction and voltage reduction on three-phase electricity transmitted to the inverter, so that the frequency and the voltage of alternating current output by the inverter meet the requirements.
The output module comprises a zero line outlet and a fire line outlet, and is used for outputting the alternating current after voltage reduction and frequency reduction.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure. It will be apparent to those of ordinary skill in the art from this disclosure that the drawings in the following description are merely examples of the present disclosure and that other drawings may be derived from these drawings without undue effort.
Fig. 1 illustrates an internal structure schematic diagram of an inverter according to an exemplary embodiment of the present disclosure;
fig. 2 illustrates an external structural schematic diagram of an inverter according to an exemplary embodiment of the present disclosure.
Reference numerals illustrate:
1. an input module; 11. a first input interface; 12. a second input interface; 13. a third input interface; 14. a first input path; 15. a second input path; 16. a third input path;
2. a modulation module; 21. a triangular wave generator; 22. a sine wave generator; 23. a modulator; 24. a first modulation input; 25. a second modulation input; 26. a first modulation output; 27. a second modulation output;
3. a control module;
4. an output module; 41. a zero line outlet; 42. a live wire outlet; 43. a filtering module; 44. a feedback transformer.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments can be embodied in many forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus detailed descriptions thereof will be omitted.
The terms "a," "an," "the," and "said" are used to indicate the presence of one or more elements/components/etc.; the terms "comprising" and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. in addition to the listed elements/components/etc.; the terms "first" and "second" and the like are used merely as labels, and are not intended to limit the number of their objects.
The present disclosure provides an inverter capable of reducing the voltage and frequency of three-phase electricity generated by a generator to meet actual use demands. As shown in fig. 1 and 2, the inverter may include an input module 1, a modulation module 2, a control module 3, and an output module 4.
In one embodiment of the present disclosure, the input module 1 may include a first input interface 11, a second input interface 12, and a third input interface 13. Each of the three phases of electricity generated by the generator may be transferred to the inverter through the first input interface 11, the second input interface 12 and the third input interface 13, respectively.
In one embodiment, the input module 1 may include a first input path 14, a second input path 15, and a third input path 16.
The first input path 14 may include a first input interface 11, a first diode D1, and a second diode D2, the first input interface 11 may be located between the first diode D1 and the second diode D2, and the first input interface 11 may be connected with an input terminal of the first diode D1 and an output terminal of the second diode D2 to limit a direction of a current input from the first input interface 11 using the first diode D1 and the second diode D2, preventing the reverse circulation of the current from causing damage to the inverter. Meanwhile, the power input from the first input interface 11 may be stabilized by the first diode D1 and the second diode D2.
The second input path 15 may include a second input interface 12, a third diode D3, and a fourth diode D4, the second input interface 12 may be located between the third diode D3 and the fourth diode D4, and the second input interface 12 may be connected with an input terminal of the third diode D3 and an output terminal of the fourth diode D4 to limit a direction of a current input from the second input interface 12 using the third diode D3 and the fourth diode D4, preventing reverse current flow from causing damage to the inverter. Meanwhile, the third diode D3 and the fourth diode D4 may also be used to stabilize the electricity input from the second input interface 12.
The third input path 16 may include a third input interface 13, a fifth diode D5, and a sixth diode D6, the third input interface 13 may be located between the fifth diode D5 and the sixth diode D6, and the third input interface 13 may be connected with an input terminal of the fifth diode D5 and an output terminal of the sixth diode D6 to limit a direction of a current input from the third input interface 13 using the fifth diode D5 and the sixth diode D6, preventing reverse current flow from causing damage to the inverter. Meanwhile, the electricity input from the third input interface 13 may be stabilized by the fifth diode D5 and the sixth diode D6.
The first input path 14, the second input path 15, and the third input path 16 may be connected in parallel. Namely: the output terminal of the first diode D1, the output terminal of the third diode D3, and the output terminal of the fifth diode D5 may be connected to each other; the input terminal of the second diode D2, the input terminal of the fourth diode D4, and the input terminal of the sixth diode D6 may be connected to each other.
In one embodiment of the present disclosure, the modulation module 2 may include a triangle wave generator 21, a sine wave generator 22, and a modulator 23. Wherein the triangular wave generator 21 may emit triangular waves of a selected frequency, and the sine wave generator 22 may emit sine waves of a selected frequency.
It should be noted that, the selected frequency refers to that the frequency of the triangular wave and the frequency of the sine wave may be selected according to the voltage and the frequency to be actually output by the inverter, which is not limited in particular in the disclosure, and is within the scope of protection of the disclosure.
The modulator 23 may have a first modulation input 24, a second modulation input 25, a first modulation output 26 and a second modulation output 27. The triangular wave generator 21 may be connected to the first modulation input 24 to transmit triangular waves of a selected frequency into the modulator 23 via the first modulation input 24. The sine wave generator 22 may be coupled to the second modulation input 25 to transmit sine waves of a selected frequency into the modulator 23 via the second modulation input 25. After the triangular wave and the sine wave of the selected frequency enter the modulator 23, the modulator 23 can integrate them. Namely: the modulator 23 takes a sine wave as a reference wave, a triangular wave as a carrier wave, and outputs a series of pulse square wave sequences. When the sine wave intersects the triangular wave and the sine wave is higher than the triangular wave, the modulator 23 outputs a forward pulse square wave, the width of which is equal to the time interval corresponding to the sine wave being higher than the triangular wave; when the sine wave intersects the triangle wave and the sine wave is lower than the triangle wave, the modulator 23 outputs a negative-going pulse having a square wave width equal to the time interval corresponding to the sine wave being lower than the triangle wave.
In one embodiment of the present disclosure, the control module 3 may include a first switching tube V1 and a second switching tube V2. The first switching tube V1 may have a first switching input, a first control and a first switching output. The first switch input may be connected to the input module 1, namely: the first switch input may be connected to the output of the first diode D1, the output of the third diode D3 and the output of the fifth diode D5. The first control terminal may be connected to the first modulation output terminal 26, and when the modulator 23 outputs a forward pulse square wave, the first control terminal may be turned on, so that the first switching tube V1 is turned on, and when the modulator 23 outputs a reverse pulse square wave, the first control terminal is turned off, so that the first switching tube V1 is turned off.
The second switching tube V2 may have a second switching input, a second switching control and a second switching output. The second switch input may be connected with the first switch output, and the second switch output may be connected with the output module 4, i.e.: the second switch output may be connected to the input of the second diode D2, the input of the fourth diode D4 and the input of the sixth diode D6. The second switch control terminal may be connected to a second modulation output terminal 27. When the modulator 23 outputs a forward pulse square wave, the second control terminal can be opened, so that the second switching tube V2 is turned on, and when the modulator 23 outputs a reverse pulse square wave, the second control terminal is turned off, so that the second switching tube V2 is turned off.
In one embodiment, the first switching transistor V1 and the second switching transistor V2 may be transistors, but are not limited thereto.
In one embodiment of the present disclosure, output module 4 may include a neutral outlet 41 and a hot outlet 42. A neutral outlet 41 may be connected to the input module 1, and a live outlet 42 may be connected to the first switch output and the second switch output, for outputting the ac power after voltage reduction and frequency reduction.
In one embodiment, the input module 1 may further include a first capacitor C1 and a second capacitor C2. A first terminal of the first capacitor C1 may be connected to the output terminal of the fifth diode D5, a second terminal of the first capacitor C1 may be connected to a first terminal of the second capacitor C2, and a second terminal of the second capacitor C2 may be connected to the input terminal of the sixth diode D6. The neutral outlet 41 may be connected to the second end of the first capacitor C1 and the first end of the second capacitor C2.
In the present embodiment, the first capacitor C1 and the second capacitor C2 may be non-polar capacitors, but are not limited thereto.
In one embodiment, the input module 1 may further include a third capacitor C3 and a fourth capacitor C4. Wherein, the first end of the third capacitor C3 may be connected to the first end of the first capacitor C1, the second end of the third capacitor C3 may be connected to the first end of the fourth capacitor C4, and the second end of the fourth capacitor C4 may be connected to the second end of the second capacitor C2. The neutral outlet 41 may be connected to the second end of the third capacitor C3 and the first end of the fourth capacitor C4.
In this embodiment, the input terminal of the first switching tube V1 may be connected to the first terminal of the first capacitor C1 and the first terminal of the third capacitor C3; the output terminal of the second switching tube V2 may be connected to the second terminal of the second capacitor C2 and the second terminal of the fourth capacitor C4.
The third capacitor C3 and the fourth capacitor C4 may be electrolytic capacitors. When the third capacitor C3 is an electrolytic capacitor, the first end of the third capacitor C3 is a positive electrode, and the second end of the third capacitor C3 is a negative electrode; when the fourth capacitor C4 is an electrolytic capacitor, the first end of the fourth capacitor C4 is a positive electrode, and the second end of the fourth capacitor C4 is a negative electrode.
In one embodiment of the present disclosure, the control module 3 may further include a seventh diode D7 and an eighth diode D8. The input terminal of the seventh diode D7 may be connected to the first switch output terminal, and the output terminal of the seventh diode D7 may be connected to the first switch input terminal. An input terminal of the eighth diode D8 may be connected to the second switch output terminal, and an output terminal of the eighth diode D8 may be connected to an input terminal of the seventh diode D7. The hot wire outlet 42 may also be connected to the input of the seventh diode D7 and to the output of the eighth diode D8.
The control module 3 may further include a first resistor R1 and a fifth capacitor C5. The first resistor R1 and the fifth capacitor C5 may be connected in series, and an end of the first resistor R1 remote from the fifth capacitor C5 may be connected to the output terminal of the seventh diode D7, and an end of the fifth capacitor C5 remote from the first resistor R1 may be connected to the fire wire outlet 42 and the input terminal of the seventh diode D7.
The control module 3 may further include a second resistor R2 and a sixth capacitor C6. The second resistor R2 may be connected in series with the sixth capacitor C6, and an end of the second resistor R2 away from the sixth capacitor C6 is connected to the fire wire outlet 42 and the output end of the eighth diode D8, and an end of the sixth capacitor C6 away from the second resistor R2 is connected to the input end of the eighth diode D8.
In one embodiment of the present disclosure, the output module 4 may further include a filtering module 43. The filtering module 43 may include a first inductance L1 and a seventh capacitor C7. The first end of the first inductor L1 is connected to the first switch output end and the second switch input end, and the second end of the first inductor L1 is connected to the fire wire outlet 42. A first terminal of the seventh capacitor C7 may be connected to the second terminal of the first inductance L1, and a second terminal of the seventh capacitor C7 may be connected to the neutral line outlet 41.
In one embodiment, the output module 4 may also include a feedback transformer 44. The feedback transformer 44 may be connected to the live line outlet 42 and the neutral line outlet 41 for controlling the voltage and current output by the inverter to prevent it from exceeding dangerous limits.
In one embodiment, the output module 4 further comprises a second inductance L2. A first end of the second inductor L2 may be connected to the second end of the first capacitor C1, the first end of the second capacitor C2, the second end of the third capacitor C3, and the first end of the fourth capacitor C4, and a second end of the second inductor L2 may be connected to the neutral wire outlet 41. By providing the second inductance L2, it can be used to measure zero sequence current in the inverter.
In this embodiment, the first end of the second inductor L2 may also be connected to the second end of the seventh capacitor C7.
In one embodiment of the present disclosure, the inverter may further include a built-in power supply DC, a third resistor R3, and a fourth resistor R4. Wherein the internal power source DC may have a positive electrode dc+ and a negative electrode DC-, and the negative electrode DC-of the internal power source DC may be connected to the second terminal of the sixth capacitor C6. The positive pole DC+ of the built-in power supply DC can be positioned between the third resistor R3 and the fourth resistor R4 and connected with the third resistor R3 and the fourth resistor R4, one end of the third resistor R3 far away from the fourth resistor R4 is connected with the input end of the first switching tube V1, and one end of the fourth resistor R4 far away from the third resistor R3 is connected with the negative pole DC-of the built-in power supply DC.
In addition, other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the utility model disclosed herein. This disclosure is intended to cover any adaptations, uses, or adaptations of the disclosure following the general principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
Claims (10)
1. An inverter, comprising:
the input module comprises a first input interface, a second input interface and a third input interface;
the modulation module comprises a triangular wave generator, a sine wave generator and a modulator; the modulator is provided with a first modulation input end, a second modulation input end, a first modulation output end and a second modulation output end, the triangular wave generator is connected with the first modulation input end, and the sine wave generator is connected with the second modulation input end;
the control module comprises a first switching tube and a second switching tube; the first switch tube is provided with a first switch input end, a first control end and a first switch output end, wherein the first switch input end is connected with the input module, and the first control end is connected with the first modulation output end; the second switch tube is provided with a second switch input end, a second switch control end and a second switch output end, the second switch input end is connected with the first switch output end, the second switch control end is connected with the second modulation output end, and the second switch output end is connected with the input module;
the output module comprises a zero line outlet and a fire line outlet, wherein the zero line outlet is connected with the input module, and the fire line outlet is connected with the first switch output end and the second switch input end.
2. The inverter of claim 1, wherein the input module comprises:
a first input path, a second input path, and a third input path; the first input path comprises the first input interface, a first diode and a second diode, and the first input interface is connected with the input end of the first diode and the output end of the second diode; the second input path comprises the second input interface, a third diode and a fourth diode, and the second input interface is connected with the input end of the third diode and the output end of the fourth diode; the third input path comprises the third input interface, a fifth diode and a sixth diode, and the third input interface is connected with the input end of the fifth diode and the output end of the sixth diode;
the output end of the first diode, the output end of the third diode and the output end of the fifth diode are connected with each other; the input end of the second diode, the input end of the fourth diode and the input end of the sixth diode are mutually connected.
3. The inverter of claim 2, wherein the input module further comprises:
a first end of the first capacitor is connected with the output end of the fifth diode, a second end of the first capacitor is connected with the first end of the second capacitor, and the second end of the second capacitor is connected with the input end of the sixth diode; the neutral wire outlet is connected with the second end of the first capacitor and the first end of the second capacitor.
4. The inverter of claim 3, wherein the input module further comprises:
a third capacitor and a fourth capacitor, the first end of the third capacitor being connected to the first end of the first capacitor, the second end of the third capacitor being connected to the first end of the fourth capacitor, the second end of the fourth capacitor being connected to the second end of the second capacitor; the zero line outlet is connected with the second end of the third capacitor and the first end of the fourth capacitor.
5. The inverter of claim 1, wherein the control module further comprises:
a seventh diode and an eighth diode, wherein the input end of the seventh diode is connected with the output end of the first switch, and the output end of the seventh diode is connected with the input end of the first switch; the input end of the eighth diode is connected with the output end of the second switch, and the output end of the eighth diode is connected with the input end of the seventh diode; and the live wire outlet is also connected with the input end of the seventh diode and the output end of the eighth diode.
6. The inverter of claim 5, wherein the control module further comprises:
the first resistor and the fifth capacitor are connected in series, one end of the first resistor, which is far away from the fifth capacitor, is connected with the output end of the seventh diode, and one end of the fifth capacitor, which is far away from the first resistor, is connected with the live wire outlet and the input end of the seventh diode;
the second resistor and the sixth capacitor are connected in series, one end, far away from the sixth capacitor, of the second resistor is connected with the live wire outlet and the output end of the eighth diode, and one end, far away from the second resistor, of the sixth capacitor is connected with the input end of the eighth diode.
7. The inverter of claim 1, wherein the output module further comprises:
the filtering module comprises a first inductor and a seventh capacitor, wherein a first end of the first inductor is connected with the first switch output end and the second switch input end, and a second end of the first inductor is connected with the live wire outlet; the first end of the seventh capacitor is connected with the second end of the first inductor, and the second end of the seventh capacitor is connected with the zero line outlet.
8. The inverter of claim 1, wherein the output module further comprises:
and the feedback transformer is connected with the live wire outlet and the zero wire outlet.
9. The inverter of claim 4, wherein the output module further comprises:
the first end of the second inductor is connected with the second end of the first capacitor, the first end of the second capacitor, the second end of the third capacitor and the first end of the fourth capacitor, and the second end of the second inductor is connected with the zero line outlet.
10. The inverter according to claim 4, wherein the types of the third capacitor and the fourth capacitor are electrolytic capacitors,
the first end of the third capacitor is an anode, the second end of the third capacitor is a cathode, the first end of the fourth capacitor is an anode, and the second end of the fourth capacitor is a cathode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321141630.1U CN219802171U (en) | 2023-05-11 | 2023-05-11 | Inverter with a power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321141630.1U CN219802171U (en) | 2023-05-11 | 2023-05-11 | Inverter with a power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219802171U true CN219802171U (en) | 2023-10-03 |
Family
ID=88155575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321141630.1U Active CN219802171U (en) | 2023-05-11 | 2023-05-11 | Inverter with a power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219802171U (en) |
-
2023
- 2023-05-11 CN CN202321141630.1U patent/CN219802171U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20090085023A (en) | Device for feeding electric energy into a power grid and dc converter for such a device | |
| EP3038246B1 (en) | Dc-ac conversion circuit topologie | |
| US11569746B2 (en) | DC coupled electrical converter | |
| Endres et al. | 6 kW bidirectional, insulated on-board charger with normally-off GaN gate injection transistors | |
| CN105406751A (en) | Three-winding coupling inductance type Z-source inverter circuit with high step-up ratio ability | |
| CN111446874A (en) | Single-phase boost common-mode inverter and modulation method thereof | |
| US6297971B1 (en) | Phase converter | |
| CN219802171U (en) | Inverter with a power supply | |
| CN105186900A (en) | Five-level transformerless inverter circuit | |
| CN101860245A (en) | Medium-power two-stage three-phase static converter | |
| CN108322080B (en) | Five-level topological unit and five-level alternating-current-direct-current converter | |
| WO2014030104A1 (en) | Rectifying circuit and method for an unbalanced two phase dc grid | |
| US7688044B2 (en) | Device for transforming and stabilizing a primary AC voltage for supplying an electric load | |
| CN102222966A (en) | Uninterrupted power supply | |
| AU2018363719A1 (en) | Inverter with AC forward bridge and improved DC/DC topology | |
| CN109687743B (en) | Power supply conversion circuit | |
| CN105490554A (en) | Variable frequency power supply | |
| CN103078544A (en) | Direct current/alternating current converting system | |
| CN109412451B (en) | Power supply conversion device | |
| CN209845399U (en) | Variable-frequency dimmer based on Vienna PFC and full-bridge inverter circuit | |
| CN205544952U (en) | A variable -frequency power supply | |
| CN219087008U (en) | DC conversion topology and power supply device | |
| CN212367150U (en) | Off-grid and grid-connected inverter and power supply system | |
| Chauhan et al. | Quasi mutually coupled active impedance source converter—Autotransformer type turns ratio | |
| CN109687751B (en) | DC/AC power supply conversion device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |