公开(公告)号：US10436609B2

公开(公告)日：2019-10-08

申请号：US15521611

申请日：2015-10-23

Applicant: Moog Inc.

Inventor： Eugene F. Keohane ,  Joseph Diaz

IPC: G01D5/22 ,  H02K24/00 ,  G01D5/20

Abstract: A position sensor assembly comprising (15) a housing (16) having a least one inner cavity, a stator (22) disposed within the housing, a moving element (23) disposed within the housing and configured and arranged to move relative to the stator (22), the stator comprising primary windings (24) and secondary windings (25, 26), the secondary windings configured and arranged to provide an output signal (27) as a function of movement of the moving element (23) relative to the stator (22), electronics (28) disposed in the housing and communicating with the primary windings (24) and the secondary windings (25, 26), the electronics comprising an integrated circuit (29) configured and arranged to provide excitation of the primary windings (24) and to demodulate the output signal (27) of the secondary windings (25, 26), and an input element (35) extending through the housing (16) and connected to the moving element (23).

公开(公告)号：US20150308244A1

公开(公告)日：2015-10-29

申请号：US14646970

申请日：2013-11-26

Applicant: MOOG INC.

Inventor： David P. Cardamone ,  Carl Deirmengian ,  Eugene F. Keohane ,  Benjamin W. Kinnaman

IPC: E21B43/12 ,  G05B15/02

Abstract: A deep well linear motor pump system (122) comprising a downhole linear electric motor (222) having a stator and a shaft configured to move linearly relative to the stator, a downhole pump (220) having an inlet (227), an outlet (228), and a piston coupled to the linear motor shaft, a motor driver system (318) connected with the linear motor and configured to provide drive commands to the linear motor, a surface control computer (126) connected with the motor drive system and configured to control the linear motor, a sensor system (224) communicating with the control computer and configured to sense operating parameters of the linear motor, and the sensor system comprising a synchronous serial interface encoder configured to sense position of the motor shaft and a temperature sensor configured to sense the temperature of the motor.

Abstract translation: 一种深井直线电机泵系统（122），包括具有定子和配置为相对于定子线性移动的轴的井下线性电动机（222），具有入口（227），出口（220）的井下泵 228）和联接到所述线性电动机轴的活塞，与所述线性电动机连接并被配置为向所述线性电动机提供驱动命令的电动机驱动器系统（318），与所述电动机驱动系统连接的表面控制计算机（126） 被配置为控制所述线性电动机，所述传感器系统（224）与所述控制计算机通信并被配置为感测所述线性电动机的操作参数，并且所述传感器系统包括被配置为感测所述电动机轴的位置的同步串行接口编码器以及温度 传感器配置为感测电机的温度。

公开(公告)号：US20170241810A1

公开(公告)日：2017-08-24

申请号：US15521611

申请日：2015-10-23

Applicant: Moog Inc.

Inventor： Eugene F. Keohane ,  Joseph Diaz

IPC: G01D5/22 ,  H02K24/00

CPC classification number: G01D5/2291 ,  G01D5/204 ,  G01D5/22 ,  H02K24/00

Abstract: A position sensor assembly comprising (15) a housing (16) having a least one inner cavity, a stator (22) disposed within the housing, a moving element (23) disposed within the housing and configured and arranged to move relative to the stator (22), the stator comprising primary windings (24) and secondary windings (25, 26), the secondary windings configured and arranged to provide an output signal (27) as a function of movement of the moving element (23) relative to the stator (22), electronics (28) disposed in the housing and communicating with the primary windings (24) and the secondary windings (25, 26), the electronics comprising an integrated circuit (29) configured and arranged to provide excitation of the primary windings (24) and to demodulate the output signal (27) of the secondary windings (25, 26), and an input element (35) extending through the housing (16) and connected to the moving element (23).