Synchronization characteristics and stable states of four co-rotating vibrators with balanced slanted elliptical trajectory.

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Title: Synchronization characteristics and stable states of four co-rotating vibrators with balanced slanted elliptical trajectory.
Authors: Shuangquan, Shi1,2 (AUTHOR), Yongjun, Hou1,2 (AUTHOR) yongjunhou@126.com, Pan, Fang1,2 (AUTHOR)
Source: Journal of Vibration & Control. Feb2026, Vol. 32 Issue 3/4, p378-395. 18p.
Subjects: Synchronization, Vibrators, Vibration (Mechanics), Machinery, Stability theory, Structural mechanics, Curvilinear motion, Mechanical vibration research
Abstract: In the petroleum drilling and mining screening industries, our goal is to enhance excitation force, integrate circular screening with rectilinear transport to obtain the balanced slanted elliptical trajectory (BSET), and reduce screen mesh clogging. This work investigates the synchronization characteristics and stable states of four co-rotating vibrators. The novelty of this work lies in using a novel vibration model to achieve the BSET in the synchronization state and in further considering the influence of a new skewing angle between two eccentric rotors (ERs), which are few in previous vibration screening field. Initially, the vibration model is extracted from the designed prototype. Then, in accordance with Routh–Hurwitz criterion, the synchronization and stability are theoretically analyzed using small parameters of vibrator velocity and phase differences (PDs). The synchronization characteristics related to mechanical structures are discussed via numerical calculation and experimental verification. Results reveal that the synchronization implementation is adversely affected by the skewing angle, even leading to unordered behaviors. Achieving zero-phase or in-phase synchronization with four vibrators is only feasible with a larger symmetric distance and installation angle. This work can contribute a foundation for designing some new types of large vibration screening and material conveyance machines. [ABSTRACT FROM AUTHOR]
Copyright of Journal of Vibration & Control is the property of Sage Publications, Ltd. and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
Database: Engineering Source
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DbLabel: Engineering Source
An: 191178112
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  Data: Synchronization characteristics and stable states of four co-rotating vibrators with balanced slanted elliptical trajectory.
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  Data: <searchLink fieldCode="JN" term="%22Journal+of+Vibration+%26+Control%22">Journal of Vibration & Control</searchLink>. Feb2026, Vol. 32 Issue 3/4, p378-395. 18p.
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  Data: <searchLink fieldCode="DE" term="%22Synchronization%22">Synchronization</searchLink><br /><searchLink fieldCode="DE" term="%22Vibrators%22">Vibrators</searchLink><br /><searchLink fieldCode="DE" term="%22Vibration+%28Mechanics%29%22">Vibration (Mechanics)</searchLink><br /><searchLink fieldCode="DE" term="%22Machinery%22">Machinery</searchLink><br /><searchLink fieldCode="DE" term="%22Stability+theory%22">Stability theory</searchLink><br /><searchLink fieldCode="DE" term="%22Structural+mechanics%22">Structural mechanics</searchLink><br /><searchLink fieldCode="DE" term="%22Curvilinear+motion%22">Curvilinear motion</searchLink><br /><searchLink fieldCode="DE" term="%22Mechanical+vibration+research%22">Mechanical vibration research</searchLink>
– Name: Abstract
  Label: Abstract
  Group: Ab
  Data: In the petroleum drilling and mining screening industries, our goal is to enhance excitation force, integrate circular screening with rectilinear transport to obtain the balanced slanted elliptical trajectory (BSET), and reduce screen mesh clogging. This work investigates the synchronization characteristics and stable states of four co-rotating vibrators. The novelty of this work lies in using a novel vibration model to achieve the BSET in the synchronization state and in further considering the influence of a new skewing angle between two eccentric rotors (ERs), which are few in previous vibration screening field. Initially, the vibration model is extracted from the designed prototype. Then, in accordance with Routh–Hurwitz criterion, the synchronization and stability are theoretically analyzed using small parameters of vibrator velocity and phase differences (PDs). The synchronization characteristics related to mechanical structures are discussed via numerical calculation and experimental verification. Results reveal that the synchronization implementation is adversely affected by the skewing angle, even leading to unordered behaviors. Achieving zero-phase or in-phase synchronization with four vibrators is only feasible with a larger symmetric distance and installation angle. This work can contribute a foundation for designing some new types of large vibration screening and material conveyance machines. [ABSTRACT FROM AUTHOR]
– Name: AbstractSuppliedCopyright
  Label:
  Group: Ab
  Data: <i>Copyright of Journal of Vibration & Control is the property of Sage Publications, Ltd. and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.)
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RecordInfo BibRecord:
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      – Type: doi
        Value: 10.1177/10775463241290396
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      – Code: eng
        Text: English
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        PageCount: 18
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      – SubjectFull: Synchronization
        Type: general
      – SubjectFull: Vibrators
        Type: general
      – SubjectFull: Vibration (Mechanics)
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      – SubjectFull: Machinery
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      – SubjectFull: Stability theory
        Type: general
      – SubjectFull: Structural mechanics
        Type: general
      – SubjectFull: Curvilinear motion
        Type: general
      – SubjectFull: Mechanical vibration research
        Type: general
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      – TitleFull: Synchronization characteristics and stable states of four co-rotating vibrators with balanced slanted elliptical trajectory.
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            NameFull: Shuangquan, Shi
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            NameFull: Yongjun, Hou
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            NameFull: Pan, Fang
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            – D: 01
              M: 02
              Text: Feb2026
              Type: published
              Y: 2026
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