一种采用抑波的双激励螺线管式微粒敏感装置

Double-excitation solenoid type particle sensing device adopting wave inhibiting

Abstract

The invention relates to a double-excitation solenoid type particle sensing device adopting wave inhibiting. The double-excitation solenoid type particle sensing device is arranged on a hydraulic pipeline; a filter, a separating and adsorbing module, a rotary shaping module, an excitation coil I, an induction coil and an excitation coil II are sequentially arranged on the hydraulic pipeline; the excitation coil I and the excitation coil II are reversely connected in series; the induction coil is positioned at the center between the excitation coil I and the excitation coil II; an ECU (electronic control unit) is electrically connected with the filter, the separating and adsorbing module, the rotary shaping module, the excitation coil I, the excitation coil II and the induction coil, and is used for controlling the filter, the separating and adsorbing module, the rotary shaping module, the excitation coil I, the excitation coil II and the induction coil; the filter adopts a working condition self-adaptive wave inhibiting filter; the separating and adsorbing module consists of a mechanical centrifugal module, a magnetizing module, a magnetic adsorbing module, an electrifying module and an electric adsorbing module which are sequentially connected. The double-excitation solenoid type particle sensing device has the advantages that the non-contact measuring type is adopted; the signature consistency is good, the reliability is good, the strength of detection signal is high, the error is little, and the like.
本发明涉及一种采用抑波的双激励螺线管式微粒敏感装置,其设置在液压管路上,其滤波器、分离吸附模块、旋转塑形模块、激励线圈I、感应线圈、激励线圈II依次设置在液压管路上;激励线圈I和激励线圈II反向串联;感应线圈位于激励线圈I和激励线圈II之间的中央;ECU分别电性连接并控制滤波器、分离吸附模块、旋转塑形模块、激励线圈I、激励线圈II和感应线圈;所述滤波器采用工况自适应抑波滤波器;分离吸附模块由依次连接的机械离心模块、磁化模块、磁吸附模块、起电模块以及电吸附模块组成。本发明采用非接触的测量方式,具有信号一致性好、可靠性高、检测信号强且误差小等诸多优点。

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