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公开(公告)号：KR1020030046831A
公开(公告)日：2003-06-18
申请号：KR1020010077099
申请日：2001-12-06
Applicant: 한국철도기술연구원
IPC: B60L9/00
CPC classification number: B60L9/30 , B60L2200/26
Abstract: PURPOSE: A DC variable main circuit is provided to enable a railway vehicle to travel directly without exchange of a railway vehicle by corresponding elastically according to a railway system and a power supply manner of each nation. CONSTITUTION: A variable voltage converting device is connected to a variable power supply line. Two inverters are connected to form a serial circuit and a parallel circuit selectively by plural mechanical switches so as to supply current needed for a railway vehicle travel to electric motors. When a DC power of 3000V is supplied from the variable power supply line, the inverters whose regulated voltage of a DC link terminal is 1500V, are connected in series by the variable voltage converting device, so that the DC power of 3000V is converted into a DC power of 1500V. When a DC power of 1500V is supplied from the variable power supply line, the inverters whose regulated voltage of a DC link terminal is 1500V, are connected in parallel by the variable voltage converting device, so that the DC power of 1500V is converted into a DC power of 3000V.
Abstract translation: 目的：提供直流可变主电路，使铁路车辆能够根据每个国家的铁路系统和电力供应方式弹性地相应地交换铁路车辆。 构成：可变电压转换装置连接到可变电源线。 两个逆变器被连接以通过多个机械开关选择性地形成串联电路和并联电路，以便将铁路车辆行驶所需的电流提供给电动机。 当从可变电源线提供3000V的直流电力时，直流链路端子的调节电压为1500V的逆变器由可变电压转换装置串联连接，使得3000V的直流电力转换为 直流电源1500V。 当从可变电源线提供1500V的直流电力时，直流母线端子的调节电压为1500V的逆变器由可变电压转换装置并联，使得1500V的直流电力转换为 直流电源3000V。
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公开(公告)号：KR1020030015700A
公开(公告)日：2003-02-25
申请号：KR1020010049581
申请日：2001-08-17
Applicant: 한국철도기술연구원
IPC: B61L3/02
Abstract: PURPOSE: A precision stop system for an automatic train operation is provided to stop the train at the preset stop position in an accurate and stable manner, by automatically controlling the train operation in accordance with the preset speed. CONSTITUTION: A precision stop system detects precision stop markers(PSM) through a trigger receiver assembly, and permits the train entering the station to contact first to fourth PSMs in accordance with the result of detection of PSMs. A speed tracking algorithm is executed from the first PSM to the second PSM, and time(t1) for maintaining -JL at the point of time(t0) contacting the second PSM and size of JL not exceeding the deceleration limit(dL) are calculated, to thereby obtain a speed profile.
Abstract translation: 目的：提供一种自动列车运行的精密停止系统，通过根据预设速度自动控制列车运行，以准确稳定的方式将列车停在预设停止位置。 构成：精密停止系统通过触发接收器组件检测精密停止标记（PSM），并允许列车进入车站，根据PSM的检测结果与第一至第四PSM相接触。 从第一PSM到第二PSM执行速度跟踪算法，并且计算在与第二PSM接触的时间点（t0）和不超过减速限制（dL）的JL的尺寸上维持-JL的时间（t1） ，从而获得速度曲线。
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公开(公告)号：KR1020020092135A
公开(公告)日：2002-12-11
申请号：KR1020010031040
申请日：2001-06-02
Applicant: 한국철도기술연구원
IPC: H03K17/08
CPC classification number: H03K17/0828
Abstract: PURPOSE: An electrical inertia load control device having a gate driver for protecting IGBT(Isolation Gate Bipolar Transistor) element is provided to prevent a breakdown of the IGBT element by interrupting effectively over-current and over-voltage generated from a switching process of an inverter. CONSTITUTION: The first and the second pins(1,2) are used for receiving control signals(VIN+,VIN-). The thirteen pin(13) is used as Vcc2. The thirteenth pin(13) compares a voltage of the thirteenth pin(13) with 12V as a minimum voltage for turning on a power switch. The thirteenth pin(13) controls an output signal in order not to output the control signal to an IGBT element if the minimum voltage is less than 12V. The fourteenth pin(14) is connected with a collector of the IGBT device as a power switch. The sixteenth pin(16) is connected with an emitter of the IGBT device.
Abstract translation: 目的：提供一种具有用于保护IGBT（隔离栅双极晶体管）元件的栅极驱动器的电气惯性负载控制装置，以通过中断有效的过电流和逆变器的开关过程产生的过电压来防止IGBT元件的击穿 。 构成：第一个和第二个引脚（1,2）用于接收控制信号（VIN +，VIN-）。 十三脚（13）用作Vcc2。 第十三针（13）将第十三针（13）的电压与12V作为用于接通电源开关的最小电压进行比较。 如果最小电压小于12V，则第十三引脚（13）控制输出信号，以便不向IGBT元件输出控制信号。 第十四引脚（14）与IGBT器件的集电极连接，作为电源开关。 第十六针（16）与IGBT器件的发射极连接。
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公开(公告)号：KR1020020092133A
公开(公告)日：2002-12-11
申请号：KR1020010031038
申请日：2001-06-02
Applicant: 한국철도기술연구원
IPC: B61L25/00
Abstract: PURPOSE: A control device for testing an electrical inertia load of a railroad car is provided to reduce a manufacturing cost and a malfunction of the control device by adding a function of an A/D converter, a function of a flash ROM, and a pulse width modulation function to a high-speed operating function of existing DSP(Digital Signal Processing) portion. CONSTITUTION: A control device is formed with a power supply converter for supplying electric power to an inertia simulator, an AD converter for measuring output torque and the amount of current of the power converter, an encoder portion for measuring a speed of a motor, a power converter for reducing the power for sharing a DC link terminal, and a database unit for consuming the power to prevent a boosting phenomenon of the DC link terminal. TMS320F240 is used as a microprocessor. The TMS320F240 has a function of an A/D converter, a function of a flash ROM, and a pulse width modulation function as well as a high-speed operating function of an existing DSP portion.
Abstract translation: 目的：提供一种用于测试铁路车辆的电气惯性负载的控制装置，通过增加A / D转换器的功能，闪存ROM的功能和脉冲来减少控制装置的制造成本和故障 宽度调制功能用于现有DSP（数字信号处理）部分的高速操作功能。 构成：控制装置形成有用于向惯性模拟器供给电力的电源转换器，用于测量输出转矩的AD转换器和功率转换器的电流量，用于测量电动机速度的编码器部分 功率转换器，用于降低用于共享DC链路终端的功率;以及数据库单元，用于消耗电力以防止DC链路终端的升压现象。 TMS320F240用作微处理器。 TMS320F240具有A / D转换器的功能，闪存ROM的功能，脉宽调制功能以及现有DSP部分的高速操作功能。
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公开(公告)号：KR100345241B1
公开(公告)日：2002-07-25
申请号：KR1019990055316
申请日：1999-12-07
Applicant: 한국철도기술연구원
IPC: H03K7/00
Abstract: 본발명은도시철도용 IGBT 인버터를 600Hz 에서 1200Hz 까지의스위칭주파수를이용하여전압리플과토크리플을최소화하기위한펄스폭변조동기화방법에관한것으로, 기본파성분의영 교차를검출하는기본파영 교차단계와, 캐리어성분의영 교차를검출하는캐리어영 교차단계와, 상기기본파성분의영 교차와캐리어성분의영 교차(β)를계산하는계산단계와, θ계산과각 위상의위치에따라β를적용하여과변조영역직전에서부터왜대칭영 교차동기를매 주기마다동기화하는펄스폭변조동기단계와, 상기펄스폭변조동기의출력에따라펄스폭을변조하는펄스폭변조단계를포함하는것을그 특징으로한다. 이상에서와같이본 발명은, 도시철도용 IGBT 인버터제어를위한동기방식으로과변조영역직전에서부터왜대칭영 교차동기를매 주기마다해주므로써스위칭소음과전압리플및 토크리플을최소화시켜주는효과가있다.
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Patent Agency Ranking
公开(公告)号：KR1020020034688A
公开(公告)日：2002-05-09
申请号：KR1020000065153
申请日：2000-11-03
Applicant: 한국철도기술연구원
IPC: H02H7/122
Abstract: PURPOSE: An over current sensor for protecting an inverter of the vehicle is provided to prevent an over current from flowing the inside of the inverter for the vehicle. CONSTITUTION: An over current sensor for protecting an inverter of the vehicle comprises a current sensor, a different input circuit unit, a rectifying circuit unit, and a hysteresis circuit unit. The current sensor detects an input current at the input terminal of the inverter. The different input circuit maintains stably the output voltage of the current sensor. The rectifying circuit unit protects the rectifying signal of the signal source output from the different input circuit unit in both direction positive and negative. The hysteresis circuit unit receives the output value of the rectifying circuit unit and sets the over current area.
Abstract translation: 目的：提供用于保护车辆变频器的过电流传感器，以防止过电流流过车辆的变频器内部。 构成：用于保护车辆的逆变器的过电流传感器包括电流传感器，不同的输入电路单元，整流电路单元和迟滞电路单元。 电流传感器检测变频器输入端的输入电流。 不同的输入电路稳定地保持电流传感器的输出电压。 整流电路单元保护来自不同输入电路单元的信号源的整流信号在正向和负向两个方向上。 迟滞电路单元接收整流电路单元的输出值，设定过电流区域。
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公开(公告)号：KR1020010054485A
公开(公告)日：2001-07-02
申请号：KR1019990055318
申请日：1999-12-07
Applicant: 한국철도기술연구원
IPC: G01M17/00
Abstract: PURPOSE: A clutch for testing readhesion of an inverter of a trial inertial load device of a railway vehicle is provided to test inverter readhesion control algorithm for preventing revolution and gliding of a motor vehicle by additionally installing a clutch to the trial inertial load device to obtain data through a slip and skid test of the inverter for the railway vehicle. CONSTITUTION: A clutch for testing readhesion of the inverter of the trial inertial load device of the railway vehicle includes a clutch(1). The clutch is mounted on a trial inertial load device(M). The clutch obtains a change of equivalent adhesion strength through a control of atmospheric pressure by a solenoid valve to test readhesion algorithm of an inverter and the inverter performance.
Abstract translation: 目的：提供一种用于测试轨道车辆试用惯性负载装置的变频器再粘合的离合器，用于通过向试用惯性负载装置附加安装离合器来测试用于防止机动车辆转动和滑行的逆变器再粘合控制算法，以获得 数据通过铁路车辆变频器的滑动和滑动测试。 构成：用于测试铁路车辆的试用惯性负载装置的变频器的再粘合的离合器包括离合器（1）。 离合器安装在试用惯性负载装置（M）上。 离合器通过电磁阀控制大气压力来获得等效粘合强度的变化，以测试逆变器的再粘合算法和逆变器性能。
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公开(公告)号：KR101667808B1
公开(公告)日：2016-10-20
申请号：KR1020140152429
申请日：2014-11-04
Applicant: 한국철도기술연구원
IPC: B61H11/00
Abstract: 본발명은비접촉방식을이용하여소음및 분진의발생을방지할수 있으며, 차량의속도에따라유연하게제동력을제어하여효율적인운행을가능케할 수있는비접촉제동장치및 제동방법과이를이용한제동시스템에관한것이다. 디스크의제동을위한장치에있어서, 본발명의일례와관련된영구자석을이용한와전류비접촉제동장치는, 상기디스크와소정간격이격되어설치되고, 자기장을발생시키는자석이부착된자성층; 및상기디스크및 상기자성층사이에설치되고, 상기자기장을차폐할수 있는쉴드층;을포함하되, 상기디스크와마주하는자석에서발생되는자기장은상기디스크의제 1 영역에인가되고, 상기쉴드층과마주하는자석에서발생되는자기장은상기쉴드층에의하여차폐되며, 상기제 1 영역은상기디스크의측면영역중 상기자석과마주하는영역이고, 상기제 1 영역에인가된자기장은와전류를형성하고, 상기형성된와전류를이용하여상기디스크에대한제동력을발생시킬수 있다.
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公开(公告)号：KR1020150121685A
公开(公告)日：2015-10-29
申请号：KR1020150136970
申请日：2015-09-25
Applicant: 한국철도기술연구원
Abstract: 본발명은대차에고정되는고정자; 영구자석을포함하고차축과결합되는회전자; 상기고정자와회전자를감싸는프레임; 상기프레임의양단에서결합되고, 중량감소, 이니셔감소, 응답특성개선, 자로(flux path)구조원활, 열방출개선되도록탄소섬유를재료로하는하우징;을포함하여구성되는것을특징으로하는탄소섬유로구성된하우징구조의직결구동방식견인전동기를구비한대차를제공한다. 회전자의통풍구조및 차축과의결합형태를최적의조건으로구성하기위한적절한방법이며, 상기한바와같이회전자의구조와하우징과의안정된결합형태구조및 경량화는안전사고방지및 견인전동기의냉각특성에서매우중요하고, 이와관련되어견인전동기의하우징의재료를탄소섬유로구성하여견인전동기전체의중량을감소시키고또한응답속도가개선되는효과가있다.
Abstract translation: 本发明涉及具有使用直接驱动方法并具有由碳纤维制成的壳体结构的牵引电动机的拖车。 拖车包括：定子，固定在拖车上; 转子，其包括永磁体并联接到轴; 围绕定子和转子的框架; 以及壳体，其与框架的两端相连并且由碳纤维制成，以减轻重量，减少主动性，增强响应特性，平滑通路结构，提高散热性能。 拖车为转子和轴的通风结构的联接形式提供了最佳条件。 在转子结构和壳体之间的这种稳定的联接形式结构和减轻的重量对于牵引电动机的事故预防和冷却性能是至关重要的。 牵引电动机的壳体由碳纤维制成，以减小牵引电动机的整体重量并提高响应速度。
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公开(公告)号：KR101545972B1
公开(公告)日：2015-08-24
申请号：KR1020140031014
申请日：2014-03-17
Applicant: 한국철도기술연구원
Abstract: 본 발명은 전동차용 슬라이딩 스텝 장치에 관한 것으로; 전동차의 차체의 하부에 설치되며 내부에 공간부가 형성되는 하우징과, 상기 하우징 내부에 구비되어 상기 차체의 측면에서 플랫폼 방향으로 전후진되어 전동차의 차체와 플랫폼 측벽 사이의 간격을 메우는 스텝 발판과, 상기 스텝 발판의 일측에 일체로 고정되며 회전축에는 스퍼기어가 구비되는 구동모터와, 상기 스퍼기어에 치합되며 상기 하우징의 공간부에 플랫폼 방향으로 설치되는 랙기어와, 상기 구동모터의 구동을 제어하는 스텝제어수단으로 구성되는 것을 특징으로 한다.
본 발명에 따르면 전동차에 설치되어 플랫폼에 정차시에 플랫폼의 측면과의 간격을 메워주어 노약자 등이 편리하고 안전하게 전동차에 승하차할 수 있는 장점이 있다. 또한 플랫폼 높이가 다른 경우에도 플랫폼의 단부와 전동차 차체와의 간격을 메워줄 수 있다. 특히, 본 발명은 주요 구동부인 스텝 발판 및 구동모터를 일체형으로 개발함으로써 누수에 따른 구동모터 보호를 할 수 있고, 양쪽 롤러를 적용하여 스텝 발판 지지하며 알루미늄 레일 구조 스텝의 구동 안정성을 얻는다. 또한 승객의 하중이 감지되면 스텝 발판의 동작을 제어하여 승객이 안전하게 전동차에 승하차할 수 있다.Abstract translation: 本发明涉及一种电动车辆的滑动步进装置。 本发明包括安装在电动车辆的主体的下部并具有形成在其内部的空间部分的壳体; 放置在所述壳体中的踏脚踏板，以通过从所述主体的侧面向所述平台向前和向后移动来填充所述平台的侧壁和所述车身之间的间隙; 一体地与台阶搁脚板的一侧结合并且在旋转轴中包括正齿轮的电动机; 与正齿轮组合的齿条并且在平台方向上安装在壳体的空间部分中; 以及控制所述操作马达的踏步控制单元。 根据本发明，滑动步进装置安装在电动车辆中以在平台停止时与平台的一侧填充间隙，因此，老弱能够安全地接通和关闭电 车辆。 此外，即使平台的高度不同，也能够填充电动车辆与平台的端部之间的间隙。 特别地，本发明能够通过将踏板与操作电动机集成来保护操作电动机免受泄漏，并且通过施加两个辊来支撑步行脚踏板，从而获得铝轨道结构步骤的操作稳定性。 此外，由于当检测到乘客的重量时控制踏板的操作，乘客能够安全地接受电动车辆。
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