CN212992152U - Wound-rotor motor rotor winding temperature on-line detection system - Google Patents
Wound-rotor motor rotor winding temperature on-line detection system Download PDFInfo
- Publication number
- CN212992152U CN212992152U CN202022364755.3U CN202022364755U CN212992152U CN 212992152 U CN212992152 U CN 212992152U CN 202022364755 U CN202022364755 U CN 202022364755U CN 212992152 U CN212992152 U CN 212992152U
- Authority
- CN
- China
- Prior art keywords
- temperature
- rotor winding
- rotor
- wound
- temperature sensor
- 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
Images
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
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
-
- 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
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
-
- 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
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/25—Devices for sensing temperature, or actuated thereby
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
Abstract
The utility model discloses a wound-rotor electric machine rotor winding temperature on-line measuring system, include: temperature sensor, sound conversion equipment and monitoring device, temperature sensor predetermine in electric motor rotor winding, and temperature sensor is connected with sound conversion equipment, and sound conversion equipment is connected with monitoring device, and temperature sensor is used for conveying the temperature information that it detected to monitoring device through sound conversion equipment, through the temperature detection to electric motor rotor winding, can improve the stability of motor operation, and then improve the life of motor.
Description
Technical Field
The utility model relates to the technical field of electric machines, in particular to wound-rotor electric machine rotor winding temperature on-line measuring system.
Background
The conducting bar or coil of the winding type motor rotor winding is wrapped with insulation, the temperature of the rotor winding can affect the service life of the insulation structure, and if the temperature of the winding is too high, the rotor insulation winding can be burnt, so that the motor is damaged.
Therefore, how to provide an online detection system for the temperature of the rotor winding of the wound-rotor motor is a technical problem that needs to be solved by those skilled in the art at present.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a wound-rotor motor rotor winding temperature on-line measuring system can realize the on-line measuring to motor rotor winding temperature to guarantee the steady operation of motor.
In order to achieve the above object, the utility model provides a following technical scheme:
an online temperature detection system for a rotor winding of a wound-rotor motor comprises: the temperature sensor is preset in a motor rotor winding, the temperature sensor is connected with the dynamic and static conversion device, the dynamic and static conversion device is connected with the monitoring device, and the temperature sensor is used for transmitting temperature information detected by the temperature sensor to the monitoring device through the dynamic and static conversion device.
Preferably, a shaft hole for accommodating the temperature sensor is arranged in the rotating shaft of the motor rotor winding.
Preferably, the dynamic and static conversion device is a temperature measurement slip ring.
Preferably, the motor further comprises a rotating speed encoder for detecting the rotating speed of the motor rotor winding.
Preferably, the speed encoder is connected to the monitoring device.
Preferably, the temperature sensor is PT 100.
Preferably, the monitoring device is a display.
Compared with the prior art, the technical scheme has the following advantages:
the utility model provides a wound-rotor electric machine rotor winding temperature on-line measuring system, include: temperature sensor, sound conversion equipment and monitoring device, temperature sensor predetermine in electric motor rotor winding, and temperature sensor is connected with sound conversion equipment, and sound conversion equipment is connected with monitoring device, and temperature sensor is used for conveying the temperature information that it detected to monitoring device through sound conversion equipment, through the temperature detection to electric motor rotor winding, can improve the stability of motor operation, and then improve the life of motor.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an online temperature detection system for a rotor winding of a wound-rotor motor according to an embodiment of the present invention.
The reference numbers are as follows:
1 is the electric motor rotor winding, 2 is temperature sensor, 3 is the shaft hole, 4 is monitoring device, 5 is the sound conversion equipment, and 6 is the speed encoder.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an online temperature detection system for a rotor winding of a wound-rotor type electric machine according to an embodiment of the present invention.
The embodiment of the utility model provides a 1 temperature on-line measuring system of wound-rotor motor rotor winding, include: temperature sensor 2, sound conversion equipment 5 and monitoring device 4, temperature sensor 2 predetermines in electric motor rotor winding 1, wherein preferred setting is inside electric motor rotor winding 1's pivot, the preferred PT100 of temperature sensor 2, integrate temperature sensor 2 in electric motor rotor winding 1, can improve the accuracy of temperature detection, temperature sensor 2 is connected with sound conversion equipment 5, sound conversion equipment 5 is connected with monitoring device 4, temperature sensor 2 is used for passing through sound conversion equipment 5 conveying to monitoring device 4 with its temperature information that detects, monitoring device 4 is preferred the display, detect through the temperature to electric motor rotor winding 1, can improve the stability of motor operation, and then improve the life of motor. In addition, the temperature sensor 2 is integrated in the motor rotor winding 1, so that the accuracy of temperature detection can be improved.
Further, be equipped with the shaft hole 3 that is used for holding temperature sensor 2 in the pivot of electric motor rotor winding 1, as shown in fig. 1, set up a blind hole at the right-hand member of pivot, temperature sensor 2 sets up in the blind hole, is connected with sound conversion equipment 5 simultaneously.
Specifically, the dynamic-static conversion device 5 is a temperature measurement slip ring, and other dynamic-static conversion devices 5 can be selected.
In order to further ensure the stability of the motor operation, the motor further comprises a rotating speed encoder 6 for detecting the rotating speed of the motor rotor winding 1. The rotating speed encoder 6 is connected with the monitoring device 4, the rotating speed information and the temperature information of the motor rotor winding 1 can be displayed in real time through the monitoring device 4, and when the rotating speed information and the temperature information are not in accordance with preset threshold values, the motor can be stopped to check or send out alarm signals, so that the running safety of the motor is guaranteed.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It is right above the utility model provides a wound-rotor electric machine rotor winding temperature on-line measuring system has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (7)
1. The utility model provides a wound-rotor motor rotor winding temperature on-line measuring system which characterized in that includes: the temperature sensor is preset in a motor rotor winding, the temperature sensor is connected with the dynamic and static conversion device, the dynamic and static conversion device is connected with the monitoring device, and the temperature sensor is used for transmitting temperature information detected by the temperature sensor to the monitoring device through the dynamic and static conversion device.
2. The on-line temperature detection system for the rotor winding of the wound-rotor type motor as claimed in claim 1, wherein a shaft hole for accommodating the temperature sensor is formed in a rotating shaft of the rotor winding of the motor.
3. The on-line detection system for the winding temperature of the rotor of the wound-rotor type motor as recited in claim 1, wherein the dynamic-static conversion device is a temperature measurement slip ring.
4. The on-line temperature detection system for the rotor winding of the wound-rotor type motor as recited in claim 1, further comprising a rotational speed encoder for detecting a rotational speed of the rotor winding of the motor.
5. The on-line detection system for the rotor winding temperature of the wound-rotor type motor as recited in claim 4, wherein the speed encoder is connected with the monitoring device.
6. The on-line detection system for the rotor winding temperature of the wound-rotor type motor as recited in claim 1, wherein the temperature sensor is PT 100.
7. The on-line detection system for the rotor winding temperature of the wound-rotor type motor as recited in claim 1, wherein the monitoring device is a display.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022364755.3U CN212992152U (en) | 2020-10-21 | 2020-10-21 | Wound-rotor motor rotor winding temperature on-line detection system |
PCT/CN2020/126389 WO2022082867A1 (en) | 2020-10-21 | 2020-11-04 | On-line temperature measurement system for wound-type motor rotor winding |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022364755.3U CN212992152U (en) | 2020-10-21 | 2020-10-21 | Wound-rotor motor rotor winding temperature on-line detection system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212992152U true CN212992152U (en) | 2021-04-16 |
Family
ID=75419752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202022364755.3U Active CN212992152U (en) | 2020-10-21 | 2020-10-21 | Wound-rotor motor rotor winding temperature on-line detection system |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN212992152U (en) |
WO (1) | WO2022082867A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113757018A (en) * | 2021-08-27 | 2021-12-07 | 湖南道依茨动力有限公司 | Starter, vehicle, and control method of vehicle |
CN113937961A (en) * | 2021-10-22 | 2022-01-14 | 上海汽车变速器有限公司 | Temperature measurement system of motor |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101298998A (en) * | 2008-04-09 | 2008-11-05 | 哈尔滨电机厂有限责任公司 | System for detecting hydraulic turbogenerator rotor coil temperature |
JP5971125B2 (en) * | 2013-01-09 | 2016-08-17 | 株式会社デンソー | Stator and rotating electric machine having the same |
CN104344902A (en) * | 2014-11-09 | 2015-02-11 | 国网辽宁省电力有限公司鞍山供电公司 | Permanent magnetic transmission coupler of wind generating set and generator rotor temperature measuring method |
CN106953489A (en) * | 2017-04-21 | 2017-07-14 | 康富科技股份有限公司 | A kind of generator of real-time measurement rotor windings temperature |
CN206850621U (en) * | 2017-06-28 | 2018-01-05 | 华能西藏雅鲁藏布江水电开发投资有限公司 | A kind of temperature of rotor measurement apparatus for generating set |
CN207150357U (en) * | 2017-09-14 | 2018-03-27 | 中材高新成都能源技术有限公司 | A kind of intelligent apparatus for monitoring motor status |
-
2020
- 2020-10-21 CN CN202022364755.3U patent/CN212992152U/en active Active
- 2020-11-04 WO PCT/CN2020/126389 patent/WO2022082867A1/en active Application Filing
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113757018A (en) * | 2021-08-27 | 2021-12-07 | 湖南道依茨动力有限公司 | Starter, vehicle, and control method of vehicle |
CN113937961A (en) * | 2021-10-22 | 2022-01-14 | 上海汽车变速器有限公司 | Temperature measurement system of motor |
Also Published As
Publication number | Publication date |
---|---|
WO2022082867A1 (en) | 2022-04-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN212992152U (en) | Wound-rotor motor rotor winding temperature on-line detection system | |
JP5546545B2 (en) | Method for monitoring and / or analyzing an electric machine during operation of the rotor of the electric machine and apparatus for monitoring and / or analyzing the electric machine during operation | |
CN205581130U (en) | Motor rotation number monitoring devices | |
CN207485607U (en) | A kind of wind energy conversion system pitch variable bearings fault detection system | |
CN206226220U (en) | Motor gas-gap early warning system | |
CN107061106A (en) | A kind of hydroelectric generating set monitoring device | |
CN111289897B (en) | Motor monitoring system | |
CN108169559B (en) | Method for judging abnormality of motor stator current spectrum analysis equipment | |
CN215374051U (en) | Motor state on-line monitoring and protecting system | |
CN106501665A (en) | Hydraulic generator rotor winding interturn short-circuit diagnostic method based on detection coil | |
CN102111039A (en) | Flameproof motor | |
CN101262153A (en) | Cage inductive electromotor with detection loop and detection method for its rotor broken bar | |
CN201177650Y (en) | Cage type induction motor having detection coil and detection apparatus for broken strip of rotor | |
CN205910321U (en) | Motor on -line monitoring system | |
CN206374361U (en) | Printing machine accident warning device | |
CN104296984B (en) | A kind of Generator Stator winding overhang mechanical fault detection method and device | |
CN214304143U (en) | Monitoring and control system | |
CN209223710U (en) | A kind of cutter online testing device based on vibration | |
CN201429671Y (en) | Online monitoring and positioning device for turn-to-turn short circuit of hydro-generator rotor | |
CN211852164U (en) | Screw fan vibration data acquisition system | |
CN109870611B (en) | Method for online measurement of impedance of wind power generation conductive variable-pitch slip ring friction pair | |
CN109238537B (en) | Rotary Torque Sensor | |
CN201956817U (en) | Flame-proof motor | |
CN201514468U (en) | Cage type induction motor rotor strip breaking failure detecting device and motor with the device | |
CN110855085A (en) | High-speed motor with rotor fault detection device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |