WO2023173957A1 - 发动机管路减振装置和方法以及发动机 - Google Patents

发动机管路减振装置和方法以及发动机 Download PDF

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Publication number
WO2023173957A1
WO2023173957A1 PCT/CN2023/074715 CN2023074715W WO2023173957A1 WO 2023173957 A1 WO2023173957 A1 WO 2023173957A1 CN 2023074715 W CN2023074715 W CN 2023074715W WO 2023173957 A1 WO2023173957 A1 WO 2023173957A1
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Prior art keywords
vibration
engine
pipeline
damping device
engine pipeline
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PCT/CN2023/074715
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English (en)
French (fr)
Inventor
王明阳
胡亮
王鑫
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潍柴动力股份有限公司
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Application filed by 潍柴动力股份有限公司 filed Critical 潍柴动力股份有限公司
Publication of WO2023173957A1 publication Critical patent/WO2023173957A1/zh

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means

Definitions

  • the present application relates to the field of engines, for example, to an engine pipeline vibration damping device and method and an engine.
  • This application provides an engine pipeline vibration reduction device and method as well as an engine, which can meet the vibration reduction requirements of the engine under different working conditions.
  • an engine pipeline vibration damping device including:
  • the vibration-absorbing assembly includes a plurality of stators installed at circumferential intervals on the outer peripheral wall of the engine pipeline.
  • the stator is provided with a magnetic induction channel extending along the path direction of the engine pipeline.
  • the magnetic induction channel is provided with a reciprocating A moving mover mass block with an excitation coil wound around the mover mass block;
  • a vibration detection unit configured to detect at least one of the following: the excitation frequency of the engine, the response frequency of the engine pipeline;
  • a current adjustment unit capable of adjusting the current of the excitation coil according to the detection result of the vibration detection unit.
  • embodiments of the present application also provide an engine, including the above-mentioned engine pipeline vibration damping device.
  • embodiments of the present application also provide an engine pipeline damping method based on the above-mentioned engine pipeline damping device, wherein the starting damping device includes a vibration absorption component, a vibration detection unit and a current adjustment unit, so
  • the methods include:
  • the current of the excitation coil of the first vibration-absorbing component in the shock-absorbing component is determined according to the excitation frequency of the engine, and the current of the excitation coil of the second vibration-absorbing component in the shock-absorbing component is determined based on the response frequency of the engine pipeline;
  • the first current adjustment unit in the current adjustment unit is controlled to adjust the current of the excitation coil of the first vibration-absorbing component
  • the second current adjustment unit in the current adjustment unit is controlled to adjust the current of the excitation coil of the second vibration-absorbing component.
  • Figure 1 is a schematic structural diagram of an engine pipeline vibration damping device provided by an embodiment of the present application
  • Figure 2 is a schematic diagram of the electronic control connection of the engine pipeline vibration damping device provided by the embodiment of the present application;
  • Figure 3 is a working flow chart of the engine pipeline vibration damping device provided by the embodiment of the present application.
  • Stator 11. Magnetic induction channel; 2. Mover mass block; 3. Inner fixed sleeve; 4. External fixed sleeve; 5. First elastic member; 6. Second elastic member; 7. Guide rod;
  • this embodiment provides an engine pipeline vibration damping device and an engine.
  • the engine includes a plurality of engine pipelines 100 and the above engine pipeline vibration damping device.
  • the engine pipelines There is radial vibration in the pipeline 100, and the existence of radial vibration can easily damage the engine pipeline 100, especially some particularly important engine pipelines 100, such as the exhaust tail pipe and the intake manifold.
  • the engine pipeline 100 can be effectively protected by using the engine pipeline vibration damping device to dampen the radial vibration of the engine pipeline 100 .
  • the engine pipeline vibration damping device includes a vibration absorbing assembly.
  • the vibration absorbing assembly includes a plurality of stators 1 installed at circumferential intervals on the outer peripheral wall of the engine pipeline 100.
  • the stator 1 is provided with a plurality of stators 1 extending radially along the engine pipeline 100
  • An extended magnetic induction channel 11 is provided with a reciprocating mover mass block 2 inside the magnetic induction channel 11, and an excitation coil 22 is wound around the mover mass block 2.
  • the above-mentioned engine pipeline vibration reduction device also includes a vibration detection unit and a current adjustment unit, wherein the vibration detection unit is configured to detect at least one of the following: the excitation frequency of the engine, the engine pipeline The response frequency is 100; the current adjustment unit can adjust the current of the excitation coil 22 according to the detection result of the vibration detection unit.
  • the vibration detection unit includes a body vibration sensor 31 and a pipeline vibration sensor 32.
  • the body vibration sensor 31 is configured to detect the excitation frequency of the engine;
  • the pipeline vibration sensor 32 is configured to detect the response frequency of the engine pipeline 100.
  • the body vibration sensor 31 and the pipeline vibration sensor 32 are both acceleration vibration sensors. In other embodiments, only the body vibration sensor 31 may be provided, or only the pipeline vibration sensor 32 may be provided.
  • the current adjustment unit can be a device that can adjust resistance such as a rheostat. By adjusting the resistance, the current of the circuit where the resistance is located can be adjusted.
  • the at least two vibration-absorbing components include the first vibration-absorbing component 10 corresponding to the body vibration sensor 31, and the second vibration-absorbing component 20 corresponding to the pipeline vibration sensor 32;
  • the current adjustment unit includes : the first current adjustment unit 41 corresponding to the body vibration sensor 31, and the second current adjustment unit 42 corresponding to the pipeline vibration sensor 32.
  • the first current adjustment unit 41 adjusts the current of the excitation coil 22 of the first vibration-absorbing component 10
  • the second current adjustment unit 42 adjusts the current of the excitation coil 22 of the second vibration-absorbing component 20 .
  • vibration-absorbing assemblies there are four vibration-absorbing assemblies, and the four vibration-absorbing assemblies are evenly distributed on the outer wall of the engine pipeline 100 in the circumferential direction.
  • One of the two adjacent vibration absorbing components is the first vibration absorbing component 10
  • the other two adjacent vibration absorbing components are the second vibration absorbing component 20 . It should be noted that other arrangements may also be adopted, for example, they may be set according to the actual engine pipeline 100 .
  • the excitation frequency of the engine is detected by the body vibration sensor 31, and the first current adjustment unit 41 adjusts the current of the excitation coil of the first vibration absorbing assembly 10 according to the detection result of the body vibration sensor 31, thereby Make the engine pipeline 100 obtain a stiffness that matches the detection result of the body vibration sensor 31 to reduce the vibration of the engine pipeline 100 and improve the reliability of the engine pipeline 100; and then detect the vibration of the engine pipeline 100 through the pipeline vibration sensor 32
  • the second current adjustment unit 42 adjusts the current size of the excitation coil of the second vibration absorbing component 20 according to the detection results of the pipeline vibration sensor 32, so that the engine pipeline 100 obtains a stiffness that matches the detection results of the pipeline vibration sensor 32. , to reduce the vibration of the engine pipeline 100 and improve the reliability of the engine pipeline 100 .
  • the engine pipeline vibration damping device provided by the embodiment of the present application has a simple structure and low cost, and can meet various needs.
  • the vibration reduction requirements of the engine pipeline 100 are the same as the engine operating conditions, and the service life of the engine pipeline 100 is extended.
  • the above-mentioned engine pipeline vibration damping device also includes a signal processing module 51 and a control module 61 that is communicatively connected to the signal processing module 51.
  • the signal processing module 51 is communicatively connected with both the body vibration sensor 31 and the pipeline vibration sensor 32.
  • the signal processing module 51 receives the detection signals of the body vibration sensor 31 and the pipeline vibration sensor 32 and performs data processing to obtain the excitation frequency of the engine and the response frequency of the engine pipeline 100 .
  • the signal processing module 51 may also send the excitation frequency of the engine and the response frequency of the engine pipeline 100 to the control module 61 .
  • the control module 61 is configured to determine the current of the excitation coil 22 of the first vibration-absorbing component 10 according to the excitation frequency of the engine, and control the first current adjustment unit 41 to adjust the current of the excitation coil 22 of the first vibration-absorbing component 10 .
  • the control module 61 is also configured to determine the current of the excitation coil 22 of the second vibration-absorbing assembly 20 according to the response frequency of the engine pipeline 100 , and control the second current adjustment unit 42 to adjust the current of the excitation coil 22 of the second vibration-absorbing assembly 20 .
  • the above-mentioned engine pipeline vibration damping device also includes a power supply configured to supply power to the excitation coil 22, the vibration detection unit and the current adjustment unit.
  • the power supply can be a separately configured power supply or a low-voltage power supply provided on the vehicle.
  • the engine pipeline vibration damping device further includes an inner fixed sleeve 3 and an outer fixed sleeve 4.
  • the inner fixed sleeve 3 is sleeved on the outer wall of the engine pipeline 100; both ends of each stator 1 are connected to The inner fixing sleeve 3 and the outer fixing sleeve 4 fix the plurality of stators 1 through the inner fixing sleeve 3 and the outer fixing sleeve 4.
  • the inner diameter of the inner fixing sleeve 3 is larger than the outer diameter of the engine pipe 100 , so that the inner fixing sleeve 3 can be sleeved outside the engine pipe 100 .
  • the vibration absorbing assembly further includes a guide rod 7 and a first elastic member 5 , wherein the first elastic member 5 is sandwiched between the inner fixed sleeve 3 and the mover mass 2 , and the first end of the guide rod 7 Connected to the mover mass 2 , the second end of the guide rod 7 can pass through the inner fixing sleeve 3 under the action of the first elastic member 5 and abut against the outer peripheral wall of the engine pipeline 100 .
  • the first elastic member 5 and the second elastic member 6 make the guide rod 7 abut against the outer peripheral wall of the engine pipeline 100, thereby improving the stability of the engine pipeline vibration damping device when the engine is not working, preventing Shake.
  • the vibration absorbing component further includes a second elastic member 6 , and the second elastic member 6 is sandwiched between the outer fixed sleeve 4 and the mover mass 2 .
  • the first elastic member 5 and the second elastic member 6 provide buffering for the movement of the mover mass block 2 and the guide rod 7 to play the role of vibration damping and noise reduction.
  • both the first elastic member 5 and the second elastic member 6 are springs.
  • the embodiment of the present application also provides an engine pipeline vibration damping method based on the above-mentioned engine pipeline vibration damping device, wherein the starting damping device includes a vibration absorption component, a vibration detection unit and a current adjustment unit, and the Methods include:
  • the detection signal of the vibration sensor 32 is processed to obtain the excitation frequency of the engine, and the detection signal of the pipeline vibration sensor 32 is processed to obtain the response frequency of the engine pipeline;
  • the current of the excitation coil 1022 of the first vibration-absorbing component in the shock-absorbing component is determined according to the excitation frequency of the engine, and the current of the excitation coil 2022 of the second vibration-absorbing component in the shock-absorbing component is determined according to the response frequency of the engine pipeline;
  • the first current adjustment unit 41 in the current adjustment unit is controlled to adjust the current size of the excitation coil 1022 of the first vibration absorption component
  • the second current adjustment unit 42 in the current adjustment unit is controlled to adjust the current size of the excitation coil 2022 of the second vibration absorption component.
  • connection should be understood in a broad sense.
  • connection or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two components.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

公开了一种发动机管路减振装置和方法以及发动机。发动机工作过程中为励磁线圈（22）通电，磁感应通道（11）内形成电磁场，发动机管路（100）径向振动的过程中，动子质量块（2）带着励磁线圈在磁感应通道内往复移动的过程中，定子（1）切割磁感线形成反向电动势，从而产生涡流效应形成阻尼，以达到减小发动机管路径向振动的效果。发动机工作过程中，振动检测单元检测发动机的激励频率和/或发动机管路的响应频率，电流调节单元根据振动检测单元的检测结果调节激励线圈的电流大小，从而使发动机管路得到与振动检测单元的检测结果匹配的刚度，以降低发动机管路的振动，提高发动机管路的可靠性，能够满足不同发动机工况对发动机管路的减振要求，延长发动机管路的使用寿命。

Description

发动机管路减振装置和方法以及发动机
本公开要求在2022年3月16日提交中国专利局、申请号为202220615958.1的中国专利申请的优先权，以上申请的全部内容通过引用结合在本申请中。
技术领域
本申请涉及发动机领域，例如涉及一种发动机管路减振装置和方法以及发动机。
背景技术
发动机上有多个管路，发动机工作时，这些管路将会发生振动，如径向振动和轴向振动，振动的大小会随着发动机的转速及功率的变化而发生波动，其中，径向振动极易造成管路损坏。相关技术通常采用固定刚度的动力吸振器，管路仅会在发动机单一工况下达到减振要求。
发明内容
本申请提供一种发动机管路减振装置和方法以及发动机，能够满足发动机不同工况下的减振要求。
第一方面，本申请实施例提供了一种发动机管路减振装置，包括：
吸振组件，所述吸振组件包括多个周向间隔安装于发动机管路外周壁的定子，所述定子上设有沿所述发动机管路径向延伸的磁感应通道，所述磁感应通道内设有能够往复移动的动子质量块，所述动子质量块外缠绕有励磁线圈；
振动检测单元，所述振动检测单元设置为检测以下至少之一：发动机的激励频率，所述发动机管路的响应频率；
电流调节单元，所述电流调节单元能够根据所述振动检测单元的检测结果调节所述励磁线圈的电流。
第二方面，本申请实施例还提供了一种发动机，包括上述的发动机管路减振装置。
第三方面，本申请实施例还提供了一种基于上述的发动机管路减振装置的发动机管路减震方法，其中所述发动减震装置包括吸振组件、振动检测单元和电流调节单元，所述方法包括：
接收振动检测单元的机体振动传感器的检测信号和振动检测单元的管路振动传感器的检测信号，对机体振动传感器的检测信号进行处理得到发动机的激励频率，对管路振动传感器的检测信号进行处理得到发动机管路的响应频率；
根据发动机的激励频率确定吸震组件中的第一吸振组件的励磁线圈的电流，根据发动机管路的响应频率确定吸震组件中的第二吸振组件的励磁线圈的电流；
控制电流调节单元中的第一电流调节单元调节第一吸振组件的励磁线圈的电流大小，并控制电流调节单元中的第二电流调节单元调节第二吸振组件的励磁线圈的电流大小。
附图说明
为了说明本申请实施例中的技术方案，下面将对本申请实施例描述中所需要使用的附图作介绍，下面描述中的附图仅仅是本申请的一些实施例，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，还可以根据本申请实施例的内容和这些附图获得其他的附图。
图1是本申请实施例提供的发动机管路减振装置的结构原理图；
图2是本申请实施例提供的发动机管路减振装置的电控连接示意图；
图3是本申请实施例提供的发动机管路减振装置的工作流程图。
图中：
1、定子；11、磁感应通道；2、动子质量块；3、内固定套；4、外固定套；5、第一弹性件；6、第二弹性件；7、导向杆；
10、第一吸振组件；20、第二吸振组件；22、励磁线圈；1022、第一吸振组件的励磁线圈；2022、第二吸振组件的励磁线圈；
31、机体振动传感器；32、管路振动传感器；41、第一电流调节单元；42、第二电流调节单元；51、信号处理模块；61、控制模块；
100、发动机管路。
具体实施方式
下面结合附图并通过具体实施方式来说明本申请的技术方案。可以理解的是，此处所描述的实施例仅用于解释本申请。另外还需要说明的是，为了便于描述，附图中仅示出了与本申请相关的部分而非全部。
如图1和图2所示，本实施例提供了一种发动机管路减振装置及发动机，发动机包括多个发动机管路100及上述发动机管路减振装置，在发动机工作过程中，发动机管路100存在径向振动，而径向振动的存在极易损坏发动机管路100，特别是对一些特别重要的发动机管路100，如排气尾管和进气歧管等。通过发动机管路减振装置对发动机管路100进行径向减振，可以有效地保护发动机管路100。
示例性地，发动机管路减振装置包括吸振组件，吸振组件包括多个周向间隔安装于发动机管路100外周壁的定子1，定子1上设有沿发动机管路100径向延 伸的磁感应通道11，磁感应通道11内设有能够往复移动的动子质量块2，动子质量块2外缠绕有励磁线圈22。
发动机工作过程中为励磁线圈22通电，将会在磁感应通道11内形成电磁场，发动机管路100径向振动的过程中，动子质量块2带着励磁线圈22在磁感应通道11内往复移动，定子1切割磁感线形成反向电动势，从而产生涡流效应形成阻尼，以达到减小发动机管路100径向振动的效果。
由于不同工况下发动机振动幅度和振动频率不同，相应地对发动机管路100的减振要求不同。为了满足不同发动机工况下的减振要求，上述发动机管路减振装置还包括振动检测单元和电流调节单元，其中，振动检测单元设置为检测以下至少之一：发动机的激励频率、发动机管路100的响应频率；电流调节单元能够根据振动检测单元的检测结果调节励磁线圈22的电流。
本实施例中，振动检测单元包括机体振动传感器31和管路振动传感器32，其中机体振动传感器31设置为检测发动机的激励频率；管路振动传感器32设置为检测发动机管路100的响应频率。示例性地，机体振动传感器31和管路振动传感器32均为加速度振动传感器。在其他实施例中，可以仅设置机体振动传感器31，也可以仅设置管路振动传感器32。
电流调节单元可以是变阻器等可以调节电阻的装置，通过调节电阻来调节电阻所在电路的电流大小。
可选地，吸振组件设有至少两个，至少两个吸振组件包括与机体振动传感器31对应的第一吸振组件10，及与管路振动传感器32对应的第二吸振组件20；电流调节单元包括：与机体振动传感器31对应的第一电流调节单元41，及与管路振动传感器32对应的第二电流调节单元42。通过第一电流调节单元41调节第一吸振组件10的励磁线圈22的电流大小，通过第二电流调节单元42调节第二吸振组件20的励磁线圈22的电流大小。
本实施例中，吸振组件设有四个，四个吸振组件周向均布于发动机管路100外壁。其中一相邻两个吸振组件为第一吸振组件10，另一相邻两个吸振组件为第二吸振组件20。需要说明的，还可以采用其他布置形式，例如可以根据实际的发动机管路100进行设置。
如图3所示，发动机工作过程中，通过机体振动传感器31检测发动机的激励频率，第一电流调节单元41根据机体振动传感器31的检测结果调节第一吸振组件10的激励线圈的电流大小，从而使发动机管路100得到与机体振动传感器31的检测结果匹配的刚度，以降低发动机管路100的振动，提高发动机管路100的可靠性；之后再通过管路振动传感器32检测发动机管路100的响应频率，第二电流调节单元42根据管路振动传感器32的检测结果调节第二吸振组件20的激励线圈的电流大小，从而使发动机管路100得到与管路振动传感器32的检测结果匹配的刚度，以降低发动机管路100的振动，提高发动机管路100的可靠性。
本申请实施例提供的发动机管路减振装置结构简单、成本低，可以满足不 同发动机工况对发动机管路100的减振要求，延长发动机管路100的使用寿命。
上述发动机管路减振装置还包括信号处理模块51和与信号处理模块51通讯连接的控制模块61，其中，信号处理模块51与机体振动传感器31、管路振动传感器32均通讯连接。信号处理模块51接收机体振动传感器31和管路振动传感器32的检测信号并进行数据处理得到发动机的激励频率和发动机管路100的响应频率。信号处理模块51还可以将发动机的激励频率和发动机管路100的响应频率发送给控制模块61。控制模块61设置为根据发动机的激励频率确定第一吸振组件10的励磁线圈22的电流，并控制第一电流调节单元41调节第一吸振组件10的励磁线圈22的电流。控制模块61还设置为根据发动机管路100的响应频率确定第二吸振组件20的励磁线圈22的电流，并控制第二电流调节单元42调节第二吸振组件20的励磁线圈22的电流。
上述发动机管路减振装置还包括电源，电源设置为为励磁线圈22、振动检测单元和电流调节单元供电。电源可以是单独配设的电源，还可以是车辆上自带的低压电源。
在一实施例中，发动机管路减振装置还包括内固定套3和外固定套4，其中，内固定套3套设于发动机管路100的外壁；每个定子1的两端分别连接于内固定套3和外固定套4，通过内固定套3和外固定套4对多个定子1进行固定。
只需将内固定套3套设于发动机管路100外，即可实现发动机管路减振装置与发动机管路100的固定，安装方便。
在一实施例中，为了便于安装，内固定套3的内径大于发动机管路100的外径，便于将内固定套3套设于发动机管路100外。
在一实施例中，吸振组件还包括导向杆7和第一弹性件5，其中，第一弹性件5夹设于内固定套3和动子质量块2之间，导向杆7的第一端连接于动子质量块2，导向杆7的第二端能够在第一弹性件5的作用下穿过内固定套3并抵接于发动机管路100的外周壁。
在发动机不工作时，通过第一弹性件5和第二弹性件6使导向杆7抵接于发动机管路100的外周壁，提高了发动机不工作时发动机管路减振装置的稳定性，避免晃动。
在一实施例中，吸振组件还包括第二弹性件6，第二弹性件6夹设于外固定套4和动子质量块2之间。通过第一弹性件5和第二弹性件6为动子质量块2和导向杆7的移动提供缓冲，起到减振和降噪的作用。示例性地，第一弹性件5和第二弹性件6均为弹簧。
在一实施例中，本申请实施例还提供了一种基于上述的发动机管路减振装置的发动机管路减震方法，其中发动减震装置包括吸振组件、振动检测单元和电流调节单元，该方法包括：
接收振动检测单元的机体振动传感器31的检测信号和振动检测单元的管路 振动传感器32的检测信号，对机体振动传感器31的检测信号进行处理得到发动机的激励频率，对管路振动传感器32的检测信号进行处理得到发动机管路的响应频率；
根据发动机的激励频率确定吸震组件中的第一吸振组件的励磁线圈1022的电流，根据发动机管路的响应频率确定吸震组件中的第二吸振组件的励磁线圈2022的电流；
控制电流调节单元中的第一电流调节单元41调节第一吸振组件的励磁线圈1022的电流大小，并控制电流调节单元中的第二电流调节单元42调节第二吸振组件的励磁线圈2022的电流大小。
在本申请的描述中，需要说明的是，术语“中心”、“上”、“下”、“左”、“右”、“竖直”、“水平”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本申请和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作。此外，术语“第一”、“第二”、仅用于描述目的，而不能理解为指示或暗示相对重要性。其中，术语“第一位置”和“第二位置”为两个不同的位置。
在本申请的描述中，需要说明的是，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以根据情况理解上述术语在本申请中的含义。

Claims (11)

  1. 一种发动机管路减振装置，包括：
    吸振组件，所述吸振组件包括多个周向间隔安装于发动机管路(100)外周壁的定子(1)，所述定子(1)上设有沿所述发动机管路(100)径向延伸的磁感应通道(11)，所述磁感应通道(11)内设有能够往复移动的动子质量块(2)，所述动子质量块(2)外缠绕有励磁线圈(22)；
    振动检测单元，所述振动检测单元设置为检测以下至少之一：发动机的激励频率，所述发动机管路(100)的响应频率；
    电流调节单元，所述电流调节单元能够根据所述振动检测单元的检测结果调节所述励磁线圈(22)的电流。
  2. 根据权利要求1所述的发动机管路减振装置，其中，所述振动检测单元包括：
    机体振动传感器(31)，所述机体振动传感器(31)设置为检测所述发动机的激励频率；
    管路振动传感器(32)，所述管路振动传感器(32)设置为检测所述发动机管路(100)的响应频率。
  3. 根据权利要求2所述的发动机管路减振装置，其中，所述吸振组件设有至少两个，至少两个所述吸振组件包括与所述机体振动传感器(31)对应的第一吸振组件(10)，及与所述管路振动传感器(32)对应的第二吸振组件(20)；
    所述电流调节单元包括：与所述机体振动传感器(31)对应的第一电流调节单元(41)，及与所述管路振动传感器(32)对应的第二电流调节单元(42)。
  4. 根据权利要求3所述的发动机管路减振装置，其中，所述吸振组件设有 四个，四个所述吸振组件周向均布于所述发动机管路(100)外壁。
  5. 根据权利要求4所述的发动机管路减振装置，其中，四个所述吸震组件包括相邻的两个所述第一吸振组件(10)，和相邻的两个所述第二吸振组件(20)。
  6. 根据权利要求1所述的发动机管路减振装置，所述发动机管路减振装置还包括：
    内固定套(3)，所述内固定套(3)设置为套设于所述发动机管路(100)外；
    外固定套(4)，每个所述定子(1)的两端分别固定连接于所述内固定套(3)和所述外固定套(4)。
  7. 根据权利要求6所述的发动机管路减振装置，其中，所述吸振组件还包括：
    第一弹性件(5)，所述第一弹性件(5)夹设于所述外固定套(4)和所述动子质量块(2)之间；
    导向杆(7)，所述导向杆(7)的第一端连接于所述动子质量块(2)，所述导向杆(7)的第二端能够在所述第一弹性件(5)的作用下穿过所述内固定套(3)并抵接于所述发动机管路(100)的外周壁。
  8. 根据权利要求6所述的发动机管路减振装置，其中，所述吸振组件还包括：
    第二弹性件(6)，所述第二弹性件(6)夹设于所述内固定套(3)和所述动子质量块(2)之间。
  9. 根据权利要求1至8任一项所述的发动机管路减振装置，所述发动机管 路减振装置还包括：
    电源，所述电源设置为为所述励磁线圈(22)、所述振动检测单元和所述电流调节单元供电。
  10. 一种发动机，包括权利要求1至9任一项所述的发动机管路减振装置。
  11. 一种基于权利要求1至9任一项所述的发动机管路减振装置的发动机管路减震方法，其中所述发动减震装置包括吸振组件、振动检测单元，电流调节单元，所述方法包括：
    接收振动检测单元的机体振动传感器的检测信号和振动检测单元的管路振动传感器的检测信号，对机体振动传感器的检测信号进行处理得到发动机的激励频率，对管路振动传感器的检测信号进行处理得到发动机管路的响应频率；
    根据发动机的激励频率确定吸震组件中的第一吸振组件的励磁线圈的电流，根据发动机管路的响应频率确定吸震组件中的第二吸振组件的励磁线圈的电流；
    控制电流调节单元中的第一电流调节单元调节第一吸振组件的励磁线圈的电流大小，并控制电流调节单元中的第二电流调节单元调节第二吸振组件的励磁线圈的电流大小。
PCT/CN2023/074715 2022-03-16 2023-02-07 发动机管路减振装置和方法以及发动机 WO2023173957A1 (zh)

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