-
公开(公告)号：KR101268589B1
公开(公告)日：2013-05-28
申请号：KR1020110142724
申请日：2011-12-26
Applicant: 전자부품연구원
IPC: H02K3/48
CPC classification number: H02K11/28 , H02K2203/03
Abstract: PURPOSE: An electric motor using a variable connecting wire is provided to easily produce electric motors having the same output specification by changing the wiring of the inner coil of the electric motor according to external input voltage. CONSTITUTION: A first slot(100-1) is connected to a fourth slot(100-4). The first slot includes a first coil end(a) in which current flows in a first direction and a second coil end(b) in which the current flows in a second direction. The fourth slot include a third coil end(c) in which the current flows in the second direction and a fourth coil end(d) in which the current flows in the first direction. Magnetic field generated by a first current is formed around a stator. A rotor is rotated by the magnetic field.
Abstract translation: 目的：使用可变连接线的电动机，通过根据外部输入电压改变电动机的内部线圈的布线，容易地制造具有相同输出规格的电动机。 构成：第一槽（100-1）连接到第四槽（100-4）。 第一槽包括电流沿第一方向流动的第一线圈端（a）和电流沿第二方向流动的第二线圈端（b）。 第四槽包括其中电流沿第二方向流动的第三线圈端（c）和电流沿第一方向流动的第四线圈端（d）。 围绕定子形成由第一电流产生的磁场。 转子由磁场旋转。
-
公开(公告)号：KR1020130020081A
公开(公告)日：2013-02-27
申请号：KR1020110082472
申请日：2011-08-18
Applicant: 전자부품연구원
IPC: H02P6/18
CPC classification number: H02P6/18 , H02P21/06 , H02P21/18 , H02P2203/03
Abstract: PURPOSE: A method and an apparatus for estimating the initial rotor of a permanent magnet synchronous motor are provided to facilitate algorithm embodiment. CONSTITUTION: A vector control mode supports a SVPWM(Space Vector Power Width Modulation)(30). Current information is collected from four vectors among six vectors. The collected current information is compared. The position of a rotor is presumed based on comparison result. [Reference numerals] (40) Initial rotor position estimating apparatus
Abstract translation: 目的：提供一种用于估计永磁同步电动机的初始转子的方法和装置，以便于算法实现。 构成：矢量控制模式支持SVPWM（空间矢量功率宽度调制）（30）。 从六个向量中的四个向量收集当前信息。 比较收集的当前信息。 根据比较结果推测转子的位置。 （附图标记）（40）初始转子位置估计装置
-
公开(公告)号：KR101233354B1
公开(公告)日：2013-02-15
申请号：KR1020110025214
申请日：2011-03-22
IPC: H03K17/74 , H03K17/687
Abstract: 본 발명은 정류 소자를 이용한 반도체 스위치에 관한 것으로 더욱 상세하게는 다이오드의 전압 상태에 따라 자동으로 스위칭하는 반도체 스위치에 관한 것이다.
이를 위해 본 발명의 반도체 스위치는 다이오드, 상기 다이오드와 병렬로 연결된 FET, 상기 다이오드의 출력단과 상기 FET의 출력단으로부터 출력되는 전압과 설정된 전압을 입력받고, 입력받은 상기 전압에 따라 ON/OFF 신호를 출력하는 비교기, 상기 비교기로부터 출력되는 ON/OFF 신호를 입력받아 상기 FET의 게이트로 공급하는 게이트 드라이버, 상기 다이오드의 출력 전압을 전원을 생성하고, 생성된 전원을 상기 비교기와 게이트 드라이버로 공급하는 전원 발생부를 포함한다.-
公开(公告)号：KR101209631B1
公开(公告)日：2012-12-07
申请号：KR1020110047259
申请日：2011-05-19
Applicant: 전자부품연구원
Abstract: 본발명은길이가다른도체바를갖는회전자및 그를포함하는 LSPM(Line-Start Permanent Magnet) 모터에관한것으로, 회전자의회전방향으로발생하는인력으로인한공극자속밀도의불균형을해소하고, 자극의중심부분과가장자리부분의도체바길이를조절하여공극자속밀도를사인파형상으로구현하기위한것이다. 본발명에따르면, 회전자는고정자의회전자삽입구멍에삽입되어회전가능하게설치되는 LSPM 모터의회전자로서, 회전자철심과복수의영구자석을포함한다. 회전자철심은중심부분에회전축이삽입설치되는회전축삽입구멍이형성되어있고, 회전축삽입구멍의둘레에복수의영구자석삽입구멍이형성되어있고, 복수의영구자석삽입구멍외측의둘레에복수의도체바삽입구멍이형성되어있다. 복수의영구자석은복수의영구자석삽입구멍에각각삽입되어 N극과 S극을형성한다. 그리고복수의도체바는복수의도체바삽입구멍에각각삽입되어설치된다. 이때복수의영구자석은회전축의회전방향으로앞선영구자석의크기가뒤선영구자석의크기에비해서상대적으로작다. 아울러복수의영구자석이형성하는자극의중심부분의도체바의길이는자극의가장자리부분의도체바의길이보다는짧게형성된다.
-
公开(公告)号：KR1020120061526A
公开(公告)日：2012-06-13
申请号：KR1020100122862
申请日：2010-12-03
Applicant: 전자부품연구원
Abstract: PURPOSE: A device and method for detecting a water level using electromagnetic induction are provided to detect a water level by a non-contact method using an induced electromotive force so that the durability and detection reliability of a water level detecting device are maintained. CONSTITUTION: A device for detecting a water level using electromagnetic induction comprises a buoy(30), a coil(40), and a controller(50). The buoy is inserted into a water level guiding pipe connected to the lower part of a water tank and extended to the upper part of the water tank and comprises a magnet. The buoy moves according to a change of the water level of the water lever guiding pipe. The magnet is transferred by floating over fluid inside the water level guiding pipe according to a water level change. The coil is wound several times in the outer peripheral of a portion of the water level guiding pipe at a specific position. The controller is connected to both end parts of the coil and detects an induced electromotive force generated in the coil due to electromagnetic induction according to the buoy moving inside the coil so that the water level of the water tank is detected.
Abstract translation: 目的：提供一种使用电磁感应检测水位的装置和方法，以通过使用感应电动势的非接触方式检测水位，从而保持水位检测装置的耐久性和检测可靠性。 构成：使用电磁感应检测水位的装置包括浮标（30），线圈（40）和控制器（50）。 浮标被插入连接到水箱下部并延伸到水箱上部的水位导向管中，并包括磁铁。 浮标根据水杆导管的水位变化而移动。 根据水位变化，磁体通过浮在水位导管内的流体上而被传递。 线圈在特定位置的水位引导管的一部分的外周被卷绕数次。 控制器连接到线圈的两个端部，并且根据在线圈内移动的浮标，通过电磁感应来检测在线圈中产生的感应电动势，从而检测到水箱的水位。
-
Patent Agency Ranking
公开(公告)号：KR101078658B1
公开(公告)日：2011-11-01
申请号：KR1020100042348
申请日：2010-05-06
Applicant: 전자부품연구원
IPC: H02P6/08
CPC classification number: H02P6/08 , H02P6/182 , H02P7/29 , H02P2203/03
Abstract: PURPOSE: A control method of lead angle and a BLDC motor supporting the same are provided to control the leading angle of the BLDC motor by adjusting a lagging component regardless of the rotation speed of the BLDC motor and a kind of the motor. CONSTITUTION: In a control method of lead angle and a BLDC motor supporting the same, a PWM(Pulse Width Modulation) inverter(120) supplies power to a motor(110). A position sensor(150) detects the position information of the rotator of the motor. A lagging/leading component detector(160) detects a lagging/leading component based on a wounding current waveform induced motor rotation and the position of the rotor. A motor control unit control the leading angle of the wounding current according to the size of a detected component.
Abstract translation: 目的：提供一种引导角控制方法和支持该控制方法的BLDC电机，无论BLDC电机的旋转速度和电动机的种类如何，通过调节滞后分量来控制BLDC电机的前导角。 构成：在提升角度的控制方法和支持其的BLDC电动机中，PWM（脉宽调制）逆变器（120）向电动机（110）供电。 位置传感器（150）检测电动机的转子的位置信息。 滞后/前置分量检测器（160）基于受伤电流波形引起的电动机旋转和转子的位置来检测滞后/前导分量。 马达控制单元根据检测到的部件的大小来控制伤口的前导角。
-
公开(公告)号：KR1020110108742A
公开(公告)日：2011-10-06
申请号：KR1020100028120
申请日：2010-03-29
Applicant: 전자부품연구원
Abstract: 본 발명은 BLDC 전동기의 센서 장치에 관한 것으로, 이러한 본 발명의 센서 장치는 상부 커버, 축계 회전부, 하부 커버, 센서 회로를 포함한다. 여기서 상부 커버는 중앙에 홀이 형성되며, 상기 축계 회전부는 상기 홀에 관통하여 배치되고, 상기 하부 커버는 상기 상부 커버에 결합한다. 그리고 상기 센서 회로는 상기 상부 커버와 상기 하부 커버 사이에 배치되며 상기 축계 회전부의 끝단과 일정 간격을 가지며 이격되어 배치된다. 여기서 상기 축계 회전부는 상기 홀을 관통하여 배치되는 몸체부, 상기 몸체부 끝단에서 상기 센서 회로와 일정 간격 이격되며 상기 상부 커버 내측에 배치되어 상기 몸체부의 회전에 따라 회전하는 센서 마그넷 및 센서 마그넷 홀더를 포함하는 구성을 개시한다.
-
公开(公告)号：KR1020110069456A
公开(公告)日：2011-06-23
申请号：KR1020090126200
申请日：2009-12-17
Applicant: 전자부품연구원
Abstract: PURPOSE: A speed reducer with a motor is provided to integrate a motor with a speed reducer, thereby shortening an axial direction length. CONSTITUTION: A motor(100) rotates a shaft(110). A linear gear(210) is coupled with the shaft. The linear gear rotates. A plurality of planetary gears(220) contacts the linear gear. The planetary gears rotate. A ring gear(240) contacts the planetary gears. A plurality of teeth is formed in a stator core(130).
Abstract translation: 目的：提供具有电机的减速器，用于将电机与减速器相结合，从而缩短轴向长度。 构成：电机（100）使轴（110）旋转。 线性齿轮（210）与轴联接。 线性齿轮旋转。 多个行星齿轮（220）接触线性齿轮。 行星齿轮旋转。 环形齿轮（240）接触行星齿轮。 多个齿形成在定子铁芯（130）中。
-
公开(公告)号：KR1020110045568A
公开(公告)日：2011-05-04
申请号：KR1020090102199
申请日：2009-10-27
Applicant: 전자부품연구원
Abstract: PURPOSE: An axial flux motor and an assembly method thereof are provided to increase power density by utilizing a given space in maximum. CONSTITUTION: In an axial flux motor and an assembly method thereof, a stator core is provided(S1101). A stator core includes a plurality of slots in one of an upper side and a lower side of ring type. An insulator is provided(S1103) The insulator includes a plurality of slot insertion parts and grooves. The stator core and the insulator are combined with each other(S1105) The slot of the stator core is inserted into the slot insertion part. A single coil assembly unit is inserted into the slot insertion part(S1107). A plurality of coil assembly units are combined with each other through the grooves(S1109). A rotor is arranged in one side of the stator core(S1111).
Abstract translation: 目的：提供一种轴向磁通电动机及其组装方法，以通过最大限度地利用给定的空间来增加功率密度。 构成：在轴向磁通电动机及其组装方法中，提供定子铁芯（S1101）。 定子铁芯包括在环形的上侧和下侧中的一个中的多个槽。 提供绝缘体（S1103）绝缘体包括多个槽插入部分和凹槽。 定子铁芯和绝缘体彼此组合（S1105）定子铁芯的槽插入槽插入部分。 单个线圈组件单元插入插槽插入部（S1107）。 多个线圈组合单元通过凹槽彼此组合（S1109）。 转子配置在定子铁芯的一侧（S1111）。
-
公开(公告)号：KR1020110033740A
公开(公告)日：2011-03-31
申请号：KR1020090091349
申请日：2009-09-25
Applicant: 전자부품연구원
IPC: F04C18/00 , F04C18/356
CPC classification number: F04C28/28 , F04C18/356 , F04C28/06 , F04C2210/26 , F04C2240/40 , F16F1/04 , Y10S415/00 , Y10S417/00
Abstract: PURPOSE: A rotary compressor is provided to stably control a blade, a roller and a motor by detecting and measuring the impedance change of the induction coil on the blade. CONSTITUTION: A rotary compressor(100) comprises a housing(140), an eccentric roller(150), a driving unit, blade(170) and a detector. The housing forms the internal space of a cylinder. The eccentric roller rotates on the rotor shaft of the cylinder at a regular speed. The driving unit rotates the eccentric roller. The blade translates along the blade guide groove(141) on one side of the housing and makes tight contact with the outer side of the rotating eccentric roller by an elastic member. The elastic member is inserted into the inner side of the blade guide groove. The detector detects the translation position of the blade.
Abstract translation: 目的：提供一种旋转式压缩机，用于通过检测和测量叶片上的感应线圈的阻抗变化来稳定地控制叶片，滚子和马达。 构成：旋转压缩机（100）包括壳体（140），偏心辊（150），驱动单元，叶片（170）和检测器。 壳体形成气缸的内部空间。 偏心辊以正常的速度旋转在气缸的转子轴上。 驱动单元旋转偏心辊。 叶片沿着壳体的一侧上的叶片引导槽（141）平移，并且通过弹性构件与旋转的偏心辊的外侧紧密接触。 弹性构件插入到叶片引导槽的内侧。 检测器检测刀片的平移位置。
-
-
-
-
-
-
-
-
-
Search Results
170
records
(took 0.027 seconds)
