WO2022082867A1 - 一种绕线式电机转子绕组温度在线检测系统 - Google Patents

一种绕线式电机转子绕组温度在线检测系统 Download PDF

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Publication number
WO2022082867A1
WO2022082867A1 PCT/CN2020/126389 CN2020126389W WO2022082867A1 WO 2022082867 A1 WO2022082867 A1 WO 2022082867A1 CN 2020126389 W CN2020126389 W CN 2020126389W WO 2022082867 A1 WO2022082867 A1 WO 2022082867A1
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rotor winding
temperature
temperature sensor
dynamic
conversion device
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PCT/CN2020/126389
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English (en)
French (fr)
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邹强龙
王建良
龙英睿
谭亮
孙胜玉
高晓林
李进泽
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中车株洲电机有限公司
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Publication of WO2022082867A1 publication Critical patent/WO2022082867A1/zh

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    • 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

Definitions

  • the present application relates to the technical field of motors, and in particular, to an on-line detection system for the rotor winding temperature of a wire-wound motor.
  • the bar or coil of the rotor winding of the wound motor is covered with insulation.
  • the temperature of the rotor winding will affect the service life of the insulation structure. If the winding temperature is too high, the rotor insulation winding will be burned, resulting in damage to the motor.
  • the purpose of the present application is to provide an on-line detection system for the rotor winding temperature of a wound motor, which can realize on-line detection of the temperature of the rotor winding of the motor, thereby ensuring the stable operation of the motor.
  • An on-line temperature detection system for the rotor winding of a wire wound motor comprising: a temperature sensor, a dynamic-static conversion device and a monitoring device, the temperature sensor is preset in the motor rotor winding, the temperature sensor is connected with the dynamic-static conversion device, and the The static and dynamic conversion device is connected to the monitoring device, and the temperature sensor is used to transmit the temperature information detected by the temperature sensor to the monitoring device through the static and dynamic conversion device.
  • a shaft hole for accommodating the temperature sensor is provided in the rotating shaft of the rotor winding of the motor.
  • the dynamic and static conversion device is a temperature measurement slip ring.
  • a rotational speed encoder for detecting the rotational speed of the rotor winding of the motor is also included.
  • the rotational speed encoder is connected to the monitoring device.
  • the temperature sensor is PT100.
  • the monitoring device is a display.
  • An online temperature detection system for the rotor winding of a wound motor includes: a temperature sensor, a dynamic-static conversion device and a monitoring device, the temperature sensor is preset in the motor rotor winding, the temperature sensor is connected with the dynamic-static conversion device, and the dynamic-static conversion device The device is connected to the monitoring device, and the temperature sensor is used to transmit the temperature information detected by the temperature sensor to the monitoring device through the dynamic-static conversion device.
  • FIG. 1 is a schematic structural diagram of an on-line temperature detection system for a rotor winding of a wound motor provided by a specific embodiment of the present application.
  • 1 is the motor rotor winding
  • 2 is the temperature sensor
  • 3 is the shaft hole
  • 4 is the monitoring device
  • 5 is the dynamic and static conversion device
  • 6 is the speed encoder.
  • FIG. 1 is a schematic structural diagram of an on-line temperature detection system for a rotor winding of a wire-wound motor provided by a specific embodiment of the present application.
  • An on-line temperature detection system for the rotor winding 1 of a wound motor provided by the embodiment of the present application includes: a temperature sensor 2, a dynamic-static conversion device 5 and a monitoring device 4.
  • the temperature sensor 2 is preset in the rotor winding 1 of the motor, among which the preferred The temperature sensor 2 is preferably PT100.
  • the temperature sensor 2 is integrated into the motor rotor winding 1, which can improve the accuracy of temperature detection.
  • the temperature sensor 2 is connected to the dynamic-static conversion device 5.
  • the dynamic-static conversion device 5 Connected with the monitoring device 4, the temperature sensor 2 is used to transmit the temperature information detected by the temperature sensor 2 to the monitoring device 4 through the static and dynamic conversion device 5.
  • the monitoring device 4 is preferably a display, and by detecting the temperature of the rotor winding 1 of the motor, the operating efficiency of the motor can be improved. stability, thereby increasing the service life of the motor.
  • the temperature sensor 2 is integrated in the rotor winding 1 of the motor, which can improve the accuracy of temperature detection.
  • a shaft hole 3 for accommodating the temperature sensor 2 is arranged in the rotating shaft of the rotor winding 1 of the motor. As shown in FIG. 1 , a blind hole is arranged at the right end of the rotating shaft, and the temperature sensor 2 is arranged in the blind hole, and is converted with dynamic and static conditions at the same time. Device 5 is connected.
  • the dynamic and static conversion device 5 is a temperature measurement slip ring, and other dynamic and static conversion devices 5 can also be selected.
  • a speed encoder 6 for detecting the rotation speed of the rotor winding 1 of the motor is also included.
  • the speed encoder 6 is connected to the monitoring device 4, and the speed information and temperature information of the rotor winding 1 of the motor can be displayed in real time through the monitoring device 4.
  • the machine can be stopped for inspection or an alarm signal can be issued, and then Ensure the safety of motor operation.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)

Abstract

一种绕线式电机转子绕组温度在线检测系统，包括：温度传感器、动静转换装置和监控装置，温度传感器预设在电机转子绕组中，温度传感器与动静转换装置连接，动静转换装置与监控装置连接，温度传感器用于将其检测到的温度信息通过动静转换装置传送至监控装置，通过对电机转子绕组的温度检测，可提高电机运行的稳定性，进而提高电机的使用寿命。

Description

一种绕线式电机转子绕组温度在线检测系统
本申请要求于2020年10月21日提交中国专利局、申请号为202022364755.3、发明名称为“一种绕线式电机转子绕组温度在线检测系统”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。
技术领域
本申请涉及电机技术领域，特别涉及一种绕线式电机转子绕组温度在线检测系统。
背景技术
绕线式电机转子绕组的导条或线圈外包绝缘，转子绕组的温度会影响绝缘结构的使用寿命，若绕组温度过高，将会引起转子绝缘绕组烧损，从而导致电机损坏。
因此，如何提供一种绕线式电机转子绕组温度在线检测系统，是本领域技术人员目前需要解决的技术问题。
申请内容
有鉴于此，本申请的目的是提供一种绕线式电机转子绕组温度在线检测系统，能够实现对电机转子绕组温度的在线检测，从而保证电机的稳定运行。
为实现上述目的，本申请提供如下技术方案：
一种绕线式电机转子绕组温度在线检测系统，包括：温度传感器、动静转换装置和监控装置，所述温度传感器预设在电机转子绕组中，所述温度传感器与所述动静转换装置连接，所述动静转换装置与所述监控装置连接，所述温度传感器用于将其检测到的温度信息通过所述动静转换装置传送至所述监控装置。
优选地，所述电机转子绕组的转轴内设有用于容纳所述温度传感器的轴孔。
优选地，所述动静转换装置为测温滑环。
优选地，还包括用于检测所述电机转子绕组转速的转速编码器。
优选地，所述转速编码器与所述监控装置连接。
优选地，所述温度传感器为PT100。
优选地，所述监控装置为显示器。
与现有技术相比，上述技术方案具有以下优点：
本申请所提供的一种绕线式电机转子绕组温度在线检测系统，包括：温度传感器、动静转换装置和监控装置，温度传感器预设在电机转子绕组中，温度传感器与动静转换装置连接，动静转换装置与监控装置连接，温度传感器用于将其检测到的温度信息通过动静转换装置传送至监控装置，通过对电机转子绕组的温度检测，可提高电机运行的稳定性，进而提高电机的使用寿命。
附图说明
为了更清楚地说明本申请实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本申请的实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据提供的附图获得其他的附图。
图1为本申请一种具体实施方式所提供的一种绕线式电机转子绕组温度在线检测系统的结构示意图。
附图标记如下：
1为电机转子绕组，2为温度传感器，3为轴孔，4为监控装置，5为动静转换装置，6为转速编码器。
具体实施方式
下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本申请一部分实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的 范围。
请参考图1，图1为本申请一种具体实施方式所提供的一种绕线式电机转子绕组温度在线检测系统的结构示意图。
本申请实施例所提供的一种绕线式电机转子绕组1温度在线检测系统，包括：温度传感器2、动静转换装置5和监控装置4，温度传感器2预设在电机转子绕组1中，其中优选设置在电机转子绕组1的转轴内部，温度传感器2优选PT100，将温度传感器2集成在电机转子绕组1中，可提高温度检测的准确性，温度传感器2与动静转换装置5连接，动静转换装置5与监控装置4连接，温度传感器2用于将其检测到的温度信息通过动静转换装置5传送至监控装置4，监控装置4优选显示器，通过对电机转子绕组1的温度检测，可提高电机运行的稳定性，进而提高电机的使用寿命。另外将温度传感器2集成在电机转子绕组1中，可提高温度检测的准确性。
进一步地，电机转子绕组1的转轴内设有用于容纳温度传感器2的轴孔3，如图1所示，在转轴的右端设置一盲孔，温度传感器2设置在盲孔内，同时与动静转换装置5连接。
具体地，动静转换装置5为测温滑环，此外也可选用其它动静转换装置5。
为了进一步保证电机运行的稳定性，还包括用于检测电机转子绕组1转速的转速编码器6。转速编码器6与监控装置4连接，通过监控装置4可实时显示电机转子绕组1的转速信息和温度信息，转速信息和温度信息不符合预设阈值时，可停机进行检查或发出报警信号，进而保证电机运行的安全性。
本说明书中各个实施例采用递进的方式描述，每个实施例重点说明的都是与其他实施例的不同之处，各个实施例之间相同相似部分互相参见即可。
以上对本申请所提供的一种绕线式电机转子绕组温度在线检测系统进行了详细介绍。本文中应用了具体个例对本申请的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本申请的方法及其核心思想。应当指出，对于本技术领域的普通技术人员来说，在不脱离本申请原理的 前提下，还可以对本申请进行若干改进和修饰，这些改进和修饰也落入本申请权利要求的保护范围内。

Claims (7)

  1. 一种绕线式电机转子绕组温度在线检测系统，其特征在于，包括：温度传感器、动静转换装置和监控装置，所述温度传感器预设在电机转子绕组中，所述温度传感器与所述动静转换装置连接，所述动静转换装置与所述监控装置连接，所述温度传感器用于将其检测到的温度信息通过所述动静转换装置传送至所述监控装置。
  2. 根据权利要求1所述的绕线式电机转子绕组温度在线检测系统，其特征在于，所述电机转子绕组的转轴内设有用于容纳所述温度传感器的轴孔。
  3. 根据权利要求1所述的绕线式电机转子绕组温度在线检测系统，其特征在于，所述动静转换装置为测温滑环。
  4. 根据权利要求1所述的绕线式电机转子绕组温度在线检测系统，其特征在于，还包括用于检测所述电机转子绕组转速的转速编码器。
  5. 根据权利要求4所述的绕线式电机转子绕组温度在线检测系统，其特征在于，所述转速编码器与所述监控装置连接。
  6. 根据权利要求1所述的绕线式电机转子绕组温度在线检测系统，其特征在于，所述温度传感器为PT100。
  7. 根据权利要求1所述的绕线式电机转子绕组温度在线检测系统，其特征在于，所述监控装置为显示器。
PCT/CN2020/126389 2020-10-21 2020-11-04 一种绕线式电机转子绕组温度在线检测系统 WO2022082867A1 (zh)

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CN113757018A (zh) * 2021-08-27 2021-12-07 湖南道依茨动力有限公司 起动机、车辆和车辆的控制方法
CN113937961A (zh) * 2021-10-22 2022-01-14 上海汽车变速器有限公司 一种电机的测温系统

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101298998A (zh) * 2008-04-09 2008-11-05 哈尔滨电机厂有限责任公司 水轮发电机转子线圈温度检测系统
US20140191629A1 (en) * 2013-01-09 2014-07-10 Denso Corporation Stator and rotating electric machine including the same
CN104344902A (zh) * 2014-11-09 2015-02-11 国网辽宁省电力有限公司鞍山供电公司 风力发电机组永磁传动联轴器及发电机转子温度测量方法
CN106953489A (zh) * 2017-04-21 2017-07-14 康富科技股份有限公司 一种实时测量转子绕组温度的发电机
CN206850621U (zh) * 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 一种用于发电机组的转子温度测量装置
CN207150357U (zh) * 2017-09-14 2018-03-27 中材高新成都能源技术有限公司 一种监控电机状态的智能装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101298998A (zh) * 2008-04-09 2008-11-05 哈尔滨电机厂有限责任公司 水轮发电机转子线圈温度检测系统
US20140191629A1 (en) * 2013-01-09 2014-07-10 Denso Corporation Stator and rotating electric machine including the same
CN104344902A (zh) * 2014-11-09 2015-02-11 国网辽宁省电力有限公司鞍山供电公司 风力发电机组永磁传动联轴器及发电机转子温度测量方法
CN106953489A (zh) * 2017-04-21 2017-07-14 康富科技股份有限公司 一种实时测量转子绕组温度的发电机
CN206850621U (zh) * 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 一种用于发电机组的转子温度测量装置
CN207150357U (zh) * 2017-09-14 2018-03-27 中材高新成都能源技术有限公司 一种监控电机状态的智能装置

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