CN113839522B - High-rotation-speed rotation interference suppressor - Google Patents
High-rotation-speed rotation interference suppressor Download PDFInfo
- Publication number
- CN113839522B CN113839522B CN202111163896.1A CN202111163896A CN113839522B CN 113839522 B CN113839522 B CN 113839522B CN 202111163896 A CN202111163896 A CN 202111163896A CN 113839522 B CN113839522 B CN 113839522B
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- CN
- China
- Prior art keywords
- unit
- rotation
- interference suppressor
- electric capacity
- resistance
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Links
- 238000009434 installation Methods 0.000 claims abstract description 18
- 239000003990 capacitor Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 9
- 238000004382 potting Methods 0.000 claims description 6
- 239000004593 Epoxy Substances 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/02—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for suppression of electromagnetic interference
- H02K11/028—Suppressors associated with the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/04—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for rectification
- H02K11/042—Rectifiers associated with rotating parts, e.g. rotor cores or rotary shafts
Abstract
The utility model belongs to the technical field of aviation motor design, in particular to high rotational speed rotation interference suppressor, including fixing installation casing (1) in motor rotation axis, be provided with two electric capacity and two resistance in installation casing (1), form first unit after two electric capacity establish ties, form the second unit after two resistance are parallelly connected, first unit is connected with the second unit, and the other end of first unit and second unit forms two binding post (6) respectively, and outside one terminal surface of two binding post (6) protrusion installation casings, high rotational speed rotation interference suppressor pass through two binding post (6) with rotatory rectifier diode direct current side in the motor rotation axis is parallelly connected. The direct-current side of the generator rotating rectifier diode can be arranged on the condition that the size of the generator rotor is not remarkably increased, and the space size is small, the structure is simple, the heat dissipation condition is good, and the high reliability is achieved.
Description
Technical Field
The application belongs to the technical field of aviation motor design, and particularly relates to a high-rotation-speed rotation interference suppressor.
Background
The brushless power generation test of the typical aviation three-stage brushless generator is realized through a rotary rectifier, the rotary rectifier is formed by a rotary rectifier diode and is arranged on a generator rotor, the rotary rectifier and the generator rotor rotate at the same high speed when the rotary rectifier diode works normally, when the rotary rectifier diode breaks down or the reliability is reduced, the exciting current of the generator can be abnormally changed, the reliability of the generator is seriously influenced, and therefore, the fault of an aircraft power generation system can be caused, and the flight safety of an aircraft is seriously endangered. Because aero-generator design compact structure increases complicated rotatory rectifier diode protection device and can influence generator volume size and weight to because generator rotor rotational speed is higher, complicated protection device not only is difficult to realize and its reliability can't guarantee.
Disclosure of Invention
In order to solve the problems, the design of the rotating interference suppressor for the high-rotation-speed aero-motor is provided, and aims to effectively avoid the influence of overvoltage (surge) on a rotating rectifier diode, play a role in protecting the rotating rectifier diode and improve the reliability of the aero-motor.
The application provides a rotatory interference suppressor of high rotational speed, mainly including fixing the installation casing in motor rotation axis, be provided with first electric capacity, second electric capacity, first resistance and second resistance in the installation casing, form first unit after first electric capacity and the second electric capacity establish ties, first resistance with form the second unit after the second resistance is parallelly connected, first unit with the second unit is connected, and two binding post are formed respectively to the other end of first unit and second unit, and two binding post protrusion installation casing outside one terminal surface, the rotatory interference suppressor of high rotational speed pass through two binding post with rotatory rectifier diode direct current side in the motor rotation axis is parallelly connected.
Preferably, the mounting housing is provided with a threaded hole, and the threaded hole is fixed on a mounting panel in the motor rotating shaft through a screw.
Preferably, the installation shell is of a columnar structure, one end face of the installation shell is a smooth end face, the other end face of the installation shell is provided with the wiring terminal, and the columnar circumferential face of the installation shell is in contact with the inner wall face of the motor rotating shaft.
Preferably, a notch is provided on the cylindrical circumferential surface of the mounting housing.
Preferably, two notches are provided and symmetrically arranged on the cylindrical circumferential surface of the mounting housing along the circumferential direction.
Preferably, the circuit formed by the first capacitor, the second capacitor, the first resistor and the second resistor is fixed in the mounting shell through the potting material.
Preferably, the potting material comprises an epoxy material.
The direct-current side of the generator rotating rectifier diode can be arranged on the condition that the size of the generator rotor is not remarkably increased, and the space size is small, the structure is simple, the heat dissipation condition is good, and the high reliability is achieved.
Drawings
Fig. 1 is a front view of a rotational disturbance suppressor of a preferred embodiment of the high rotational speed rotational disturbance suppressor of the present application.
Fig. 2 is a side view of the embodiment of fig. 1 of the present application.
Fig. 3 is a schematic circuit diagram of the embodiment of fig. 1 of the present application.
The device comprises a 1-mounting shell, a 2-first capacitor, a 3-second capacitor, a 4-first resistor, a 5-second resistor, a 6-wiring terminal and a 7-threaded hole.
Detailed Description
For the purposes, technical solutions and advantages of the present application, the following describes the technical solutions in the embodiments of the present application in more detail with reference to the drawings in the embodiments of the present application. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are some, but not all, of the embodiments of the present application. The embodiments described below by referring to the drawings are exemplary and intended for the purpose of explaining the present application and are not to be construed as limiting the present application. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present application. Embodiments of the present application will be described in detail below with reference to the accompanying drawings.
The application provides a high rotational speed rotation interference suppressor, overcomes the influence that generator rotor high rotational speed brought, and rotation interference suppressor installs on the generator rotor hollow shaft, and the during operation is coaxial rotatory. The rotary interference suppressor comprises a shell, two wiring terminals, two resistors, two capacitors and potting compound.
As shown in fig. 1-3, the high-rotation-speed rotating interference suppressor comprises an installation shell 1 fixed in a motor rotating shaft, a first capacitor 2, a second capacitor 3, a first resistor 4 and a second resistor 5 are arranged in the installation shell 1, the first capacitor 2 and the second capacitor 3 are connected in series to form a first unit, the first resistor 4 and the second resistor 5 are connected in parallel to form a second unit, the first unit is connected with the second unit, two connecting terminals 6 are respectively formed at the other ends of the first unit and the second unit, the two connecting terminals 6 protrude out of one end face of the installation shell, and the high-rotation-speed rotating interference suppressor is connected in parallel with a direct current side of a rotating rectifier diode in the motor rotating shaft through the two connecting terminals 6.
The high-rotation-speed rotating interference suppressor for the aero-generator is arranged on the direct current side of a rotating rectifying circuit of the aero-generator, can effectively suppress overvoltage surge peaks by utilizing the principle of a resistance-capacitance absorption circuit during normal operation, avoids the influence of surge voltage on the rotating rectifying diode, and is used for effectively consuming energy in the energy conversion process and suppressing LC oscillation caused by inductance and capacitance in a generator circuit, so that the high-voltage impact can be effectively avoided and the rotating rectifying circuit can be protected.
In some alternative embodiments, the mounting housing 1 is provided with threaded holes 7, which are screwed to a mounting panel in the motor rotation shaft.
In some alternative embodiments, the mounting housing 1 has a cylindrical structure, one end surface of the mounting housing 1 is a smooth end surface, the other end surface is provided with the connecting terminal 6, and the cylindrical circumferential surface of the mounting housing 1 is in contact with the inner wall surface of the motor rotating shaft.
According to the method, the lead is used for being connected with the direct current side of the rotary rectifying diode in parallel in the actual installation of the generator in a welding mode, two threaded installation through holes are formed in the end face, and the rotary interference suppressor can be axially installed and fixed at the rotor of the generator by using the screw.
In some alternative embodiments, a notch is provided on the cylindrical circumferential surface of the mounting housing 1.
In some alternative embodiments, two notches are provided, which are symmetrically arranged on the cylindrical circumferential surface of the mounting housing 1 in the circumferential direction.
In some alternative embodiments, the circuit formed by the first capacitor 2, the second capacitor 3, the first resistor 4 and the second resistor 5 is fixed in the mounting housing 1 through a potting material. In order to avoid short circuit caused by direct contact with the hollow shaft, the encapsulating material is made of high-temperature-resistant and high-insulation epoxy resin material.
The air-cooled generator can be arranged in the hollow shafts of the air-cooled generator and the air-cooled generator, and can be cooled through an air channel formed by the generator and an oil circuit formed by oil injection cooling, so that the air-cooled generator has good heat dissipation performance.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present application should be covered in the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a high rotational speed rotation interference suppressor, its characterized in that, including fixing installation casing (1) in the motor rotation axis, be provided with first electric capacity (2), second electric capacity (3), first resistance (4) and second resistance (5) in installation casing (1), form first unit after first electric capacity (2) and second electric capacity (3) establish ties, first resistance (4) with form the second unit after second resistance (5) are parallelly connected, first unit with the second unit is connected, and the other end of first unit and second unit forms two binding post (6) respectively, outside one terminal surface of two binding post (6) protrusion installation casings, high rotational speed rotation interference suppressor pass through two binding post (6) with rotatory rectifier diode direct current side in the motor rotation axis is parallelly connected.
2. The high-rotation-speed rotation interference suppressor according to claim 1, characterized in that the mounting housing (1) is provided with a threaded hole (7) which is fastened to a mounting panel in the motor rotation shaft by means of a screw.
3. The high-rotation-speed rotation interference suppressor according to claim 1, wherein the mounting housing (1) has a cylindrical structure, one end surface of the mounting housing (1) is a smooth end surface, the other end surface is provided with the connection terminal (6), and the cylindrical circumferential surface of the mounting housing (1) is in contact with the inner wall surface of the motor rotation shaft.
4. A high-rotation-speed rotation interference suppressor according to claim 3, characterized in that the columnar circumferential surface of the mounting case (1) is provided with a notch.
5. The high-rotation-speed rotational disturbance suppressor according to claim 4, wherein the notches are provided in two, symmetrically arranged in the circumferential direction on the columnar circumferential surface of the mounting case (1).
6. The high-rotation-speed rotation interference suppressor according to claim 1, wherein the circuit formed by the first capacitor (2), the second capacitor (3), the first resistor (4) and the second resistor (5) is fixed in the mounting housing (1) through a potting material.
7. The high rotational speed rotational disturbance suppressor according to claim 6, wherein said potting material comprises an epoxy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111163896.1A CN113839522B (en) | 2021-09-30 | 2021-09-30 | High-rotation-speed rotation interference suppressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111163896.1A CN113839522B (en) | 2021-09-30 | 2021-09-30 | High-rotation-speed rotation interference suppressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113839522A CN113839522A (en) | 2021-12-24 |
| CN113839522B true CN113839522B (en) | 2023-12-19 |
Family
ID=78967930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111163896.1A Active CN113839522B (en) | 2021-09-30 | 2021-09-30 | High-rotation-speed rotation interference suppressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113839522B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1400715A (en) * | 2001-07-27 | 2003-03-05 | 阿尔斯通（瑞士）有限公司 | Generator protecting monitor and its use |
| WO2003063323A1 (en) * | 2002-01-22 | 2003-07-31 | Robert Bosch Gmbh | Device for suppressing the radio-interference of an electric commutator |
| CN200941597Y (en) * | 2006-09-08 | 2007-08-29 | 四川东风电机厂有限公司 | Rotary rectifier of TRT synchronous generator |
| CN201966587U (en) * | 2011-01-06 | 2011-09-07 | 艾迪尔斯（天津）能源科技有限公司 | Rotor protecting device for low voltage to pass through |
| CN102882453A (en) * | 2011-07-12 | 2013-01-16 | 南京南瑞继保电气有限公司 | Over-voltage protection device and method of synchronous generator rotor |
| CN202889217U (en) * | 2012-09-21 | 2013-04-17 | 北京新创椿树整流器件有限公司 | Rotating rectification member having own resistance-capacitance protection ability |
| CN103458340A (en) * | 2013-08-14 | 2013-12-18 | 惠州华阳通用电子有限公司 | Interference prevention device of vehicle-mounted system charging mobile terminal |
| CN104065260A (en) * | 2014-06-04 | 2014-09-24 | 华中科技大学 | High-voltage pulse charging device for mains supply |
| CN208890376U (en) * | 2018-09-29 | 2019-05-21 | 南宁安普电力设备有限公司 | A kind of current harmonics suppressor |
-
2021
- 2021-09-30 CN CN202111163896.1A patent/CN113839522B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1400715A (en) * | 2001-07-27 | 2003-03-05 | 阿尔斯通（瑞士）有限公司 | Generator protecting monitor and its use |
| WO2003063323A1 (en) * | 2002-01-22 | 2003-07-31 | Robert Bosch Gmbh | Device for suppressing the radio-interference of an electric commutator |
| CN200941597Y (en) * | 2006-09-08 | 2007-08-29 | 四川东风电机厂有限公司 | Rotary rectifier of TRT synchronous generator |
| CN201966587U (en) * | 2011-01-06 | 2011-09-07 | 艾迪尔斯（天津）能源科技有限公司 | Rotor protecting device for low voltage to pass through |
| CN102882453A (en) * | 2011-07-12 | 2013-01-16 | 南京南瑞继保电气有限公司 | Over-voltage protection device and method of synchronous generator rotor |
| CN202889217U (en) * | 2012-09-21 | 2013-04-17 | 北京新创椿树整流器件有限公司 | Rotating rectification member having own resistance-capacitance protection ability |
| CN103458340A (en) * | 2013-08-14 | 2013-12-18 | 惠州华阳通用电子有限公司 | Interference prevention device of vehicle-mounted system charging mobile terminal |
| CN104065260A (en) * | 2014-06-04 | 2014-09-24 | 华中科技大学 | High-voltage pulse charging device for mains supply |
| CN208890376U (en) * | 2018-09-29 | 2019-05-21 | 南宁安普电力设备有限公司 | A kind of current harmonics suppressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113839522A (en) | 2021-12-24 |
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