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公开(公告)号：KR101329291B1
公开(公告)日：2013-11-14
申请号：KR1020110130918
申请日：2011-12-08
Applicant: 자동차부품연구원
IPC: G01M1/16 , G01M1/22 , G01M17/013
Abstract: 본 발명은 차량 주행 상태에서 휠 진동의 주파수 분석으로 휠 밸런스를 진단하는 기술에 관한 것으로, 본 발명에 따른 자동차 휠 밸런스 진단 장치를 이용한 자동차 휠 밸런스 진단 방법은 센서신호처리장치를 이용하여, 가속도센서의 가속도 신호를 처리하는 단계, 진단제어장치를 이용하여, 가속도 신호의 파워스펙트럼을 생성하는 단계 및 진단제어장치를 이용하여, 상기 파워스펙트럼의 휠 회전주파수 구간에서 최대값 및 기준 초과 횟수에 따라 휠 밸런스 여부를 판단하는 단계를 포함한다.
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公开(公告)号：KR1020130112218A
公开(公告)日：2013-10-14
申请号：KR1020120034439
申请日：2012-04-03
Applicant: 자동차부품연구원
Abstract: PURPOSE: A system for avoiding the collision of pedestrians is provided to enable users to promptly respond to incidents by determining the collision possibilities of pedestrians using a vehicle speed sensor, a camera, radar, and an RF transmitter-receiver integrated in the system. CONSTITUTION: A system for avoiding the collision of pedestrians comprises a sensor unit (100), a calculating unit (200), a determining unit (300), and a brake pressure output unit (400). The calculating unit recognizes the approach of pedestrians on the basis of information collected by the sensor unit and calculates information about collisions and braking distances. The determining unit determines the collision possibilities of pedestrians on the basis of the information. The brake pressure output unit outputs the pressure of a brake using each wheel according to the pressure of the brake determined by the determining unit. [Reference numerals] (110) Vehicle speed sensor; (120) Radar sensor; (130) Camera sensor; (140) RF transceiving sensor; (200) Calculating unit; (300) Determining unit; (310) Collision determining module; (320) Brake pressure determining module; (400) Brake pressure output unit
Abstract translation: 目的：提供一种避免行人碰撞的系统，使用户能够通过使用集成在系统中的车速传感器，相机，雷达和RF发射器 - 接收器确定行人的碰撞可能性来及时响应事故。 构成：用于避免行人碰撞的系统包括传感器单元（100），计算单元（200），确定单元（300）和制动压力输出单元（400）。 计算单元基于由传感器单元收集的信息来识别行人的接近并计算关于碰撞和制动距离的信息。 确定单元基于该信息确定行人的碰撞可能性。 制动压力输出单元根据由确定单元确定的制动器的压力，使用每个车轮输出制动器的压力。 （附图标记）（110）车速传感器; （120）雷达传感器; （130）相机传感器; （140）RF收发传感器; （200）计算单位; （300）确定单位; （310）冲突确定模块; （320）制动压力确定模块; （400）制动压力输出单元
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公开(公告)号：KR101313146B1
公开(公告)日：2013-10-01
申请号：KR1020110046359
申请日：2011-05-17
Applicant: 자동차부품연구원
Abstract: 본 발명은 개별 운전자의 차량 주행 특성을 분석 후, 이를 적응 순항 제어시스템(ACC)에 반영하여, ACC 구동 시, 이질감을 줄일 수 있는 적응 순항 제어시스템 및 그 방법에 관한 것으로, 본 발명에 따른 운전자별 운전특성을 반영한 적응 순항 제어시스템은 운전자의 실제 차량 운전에 따른 운전 특성을 분석하여, 커스텀 적응순항주행모드를 생성하는 운전자주행분석부 및 상기 운전자주행분석부와 연결되어, 커스텀 적응순항주행모드로 차량을 자동으로 주행시키는 적응순항주행부를 포함하는 것을 기술적 특징으로 한다.
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公开(公告)号：KR1020130064344A
公开(公告)日：2013-06-18
申请号：KR1020110130918
申请日：2011-12-08
Applicant: 자동차부품연구원
IPC: G01M1/16 , G01M1/22 , G01M17/013
Abstract: PURPOSE: A vehicle wheel balance diagnostic device and a wheel balance diagnosis method are provided to determine rapidly whether a vehicle wheels are unbalanced or not using a power spectrum value with respect to a wheel rotation frequency of acceleration signals. CONSTITUTION: A vehicle wheel balance diagnostic device(100) comprises an acceleration sensor(10), a sensor signal processing unit(20), and a diagnosis control unit(30). The acceleration sensor senses acceleration in a vertical direction of the wheels. The sensor signal processing unit processes the acceleration signals sensed by the acceleration sensor. The diagnosis control unit collects the acceleration signals, thereby diagnosing whether the wheels are balanced or not. The diagnosis control unit includes a diagnosis signal processing unit, a diagnosis signal calculating unit, and a wheel balance determining unit. The diagnosis signal processing unit processes the acceleration signals, thereby extracting a power spectrum. The diagnosis signal calculating unit calculates the maximum value of the power spectrum in a wheel rotation frequency section. [Reference numerals] (10) Acceleration sensor; (20) Sensor signal processing unit; (30) Diagnosis control unit; (40) Diagnosis display unit
Abstract translation: 目的：提供一种车轮平衡诊断装置和车轮平衡诊断方法，用于相对于加速度信号的车轮旋转频率使用功率谱值来快速确定车轮是否不平衡。 构成：车轮平衡诊断装置（100）包括加速度传感器（10），传感器信号处理单元（20）和诊断控制单元（30）。 加速度传感器感测车轮的垂直方向的加速度。 传感器信号处理单元处理由加速度传感器感测的加速度信号。 诊断控制单元收集加速度信号，从而诊断轮子是否平衡。 诊断控制单元包括诊断信号处理单元，诊断信号计算单元和车轮平衡确定单元。 诊断信号处理单元处理加速度信号，从而提取功率谱。 诊断信号计算单元计算车轮旋转频率部分中的功率谱的最大值。 （附图标记）（10）加速度传感器; （20）传感器信号处理单元; （30）诊断控制单元; （40）诊断显示单元
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公开(公告)号：KR101213620B1
公开(公告)日：2012-12-18
申请号：KR1020100069459
申请日：2010-07-19
Applicant: 자동차부품연구원
IPC: B60T8/1755 , B60W30/02
Abstract: 본발명은휠 횡가속도를이용한차량자세제어기술에관한것으로, 휠에서횡가속도를측정하고, 측정한휠 횡가속도정보를수신하여신호처리를수행하고, 신호처리한 휠횡가속도신호를토대로전후륜휠 횡슬립각을산출하고, 산출된휠 횡슬립각을토대로각 바퀴의브레이크압력을제어하는것을특징으로한다. 본발명에의하면, 휠횡가속도를이용한차량자세제어장치를이용하여눈길이나빙판길또는고속선회시차량이미끄러지는시점을종래 ESC 방식의차량제어시스템보다빨리감지하여차량제어를시작하므로안전성을향상시킬수 있으며, 횡방향미끄러짐에의한사고를미연에방지할수 있다.
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Patent Agency Ranking
公开(公告)号：KR1020120008621A
公开(公告)日：2012-02-01
申请号：KR1020100069459
申请日：2010-07-19
Applicant: 자동차부품연구원
IPC: B60T8/1755 , B60W30/02
CPC classification number: B60T8/1755 , B60T8/1761 , B60T8/241 , B60T8/26 , B60T2250/03 , B60Y2400/3032
Abstract: PURPOSE: A vehicle posture control apparatus using wheel horizontal acceleration is provided to control the brake pressure on an each wheel based on a calculated wheel lateral slip angle. CONSTITUTION: A vehicle posture control apparatus using wheel horizontal acceleration comprises a measuring unit(100), a data acquisition unit(110), and a controller(120). The measuring unit measures the horizontal acceleration in the wheel. The data acquisition unit receives the wheel horizontal acceleration information. The controller calculates the lateral slip angle based on wheel lateral acceleration signals. The controller controls the brake pressure of each wheel based on the wheel lateral slip angle.
Abstract translation: 目的：提供使用车轮水平加速度的车辆姿势控制装置，以基于计算出的车轮横向滑移角来控制每个车轮上的制动压力。 构成：使用车轮水平加速度的车辆姿势控制装置包括测量单元（100），数据获取单元（110）和控制器（120）。 测量单元测量车轮的水平加速度。 数据采集单元接收车轮水平加速度信息。 控制器基于车轮横向加速度信号计算横向滑移角。 控制器根据车轮侧滑角控制每个车轮的制动压力。
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公开(公告)号：KR100874145B1
公开(公告)日：2008-12-15
申请号：KR1020070065681
申请日：2007-06-29
Applicant: 자동차부품연구원
IPC: B60K35/00
Abstract: A vehicle driving status warning system is provided to prevent the safety accident in advance since the state of the running vehicle is notified to the people getting the other vehicles and pedestrian. A vehicle driving status prior warning system comprises a light source(20) irradiating the light in the progressive direction of the vehicles, a colored light converter(42) which converts the irradiated light into plural colored lights and radiates, a brightness sensor(44) sensing the brightness of the surrounding of the running vehicle, a driving identification mean(40) in which the light is changed to visually discriminate plural colored lights and irradiated, a traveling state detection sensor(30) perceiving the traveling state, a controller(60) controlling the irradiated colored light and brightness.
Abstract translation: 提供车辆驾驶状态警告系统，以便将车辆的状态通知给其他车辆和行人的人，以提前防止安全事故。 一种车辆驾驶状态预警系统，包括沿车辆行进方向照射光的光源（20），将照射的光转换成多个彩色光并辐射的彩色光转换器（42），亮度传感器（44） 感测行驶车辆的周围的亮度，驱动识别装置（40），其中光改变以目视辨别多个着色的光并照射，感测行驶状态的行驶状态检测传感器（30），控制器（60） ）控制被照射的彩色光和亮度。
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公开(公告)号：KR100864666B1
公开(公告)日：2008-10-23
申请号：KR1020070084595
申请日：2007-08-22
Applicant: 자동차부품연구원
Abstract: A low vibration tripod universal joint is provided to prevent a spider from vibrating while a vehicle travels by installing a trunnion whose square column is height-adjustable and angle-adjustable. A low vibration tripod universal joint comprises an outer ring(1), a spider(2), a guide ring(3), an outer roller(4). The outer ring is axially provided with three tracks(11). The spider has three trunnions(21) which are inserted in the tracks of the outer ring. The guide ring is inserted in each trunnion. The outer roller is inserted in the track and supported by a needle bearing(5). The trunnion includes a square pillar(211) having a curved surface(212). The guide ring has a square hole(31) in which the trunnion is variable in an angle and height.
Abstract translation: 提供低振动三脚架万向节，以防止在车辆行驶时通过安装方柱可高度可调和角度可调的耳轴来振动蜘蛛。 低振动三脚架万向接头包括外圈（1），星形轮（2），导环（3），外辊（4）。 外圈轴向设置有三个轨道（11）。 蜘蛛具有插入外圈的轨道中的三个耳轴（21）。 引导环插入每个耳轴。 外辊被插入轨道并由滚针轴承（5）支撑。 耳轴包括具有弯曲表面（212）的方柱（211）。 引导环具有方孔（31），其中耳轴可以以角度和高度变化。
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公开(公告)号：KR1020070093673A
公开(公告)日：2007-09-19
申请号：KR1020060023819
申请日：2006-03-15
Applicant: 자동차부품연구원
Abstract: A coupling structure of a wheel bearing and a constant velocity joint is provided to cut down the manufacturing cost by reducing the manufacturing process, and to reduce fuel consumption and weight by decreasing the length of a stem and removing an assembling nut. An assembling groove(8c) is formed in a hub(8), and a stem(20a) is inserted to the hub and combined with a spline(8a). A recess(20c) is formed in the circumference of the stem, and an elastic clip(21) is contracted and inserted to the recess by reducing the diameter of the clip in fitting the stem into the hub. The stem of a constant velocity joint(200) is combined with the hub of a wheel bearing(100) by opening the clip with elastic repulsive force and engaging the clip with the assembling groove and the recess. An inlet groove(8d) is formed at the inlet of the hub to prevent inflow of foreign matters into the hub, and combined with a cover(22).
Abstract translation: 提供了一种车轮轴承和等速万向节的联接结构，通过减少制造过程来降低制造成本，并且通过减小杆的长度和拆卸组装螺母来减少燃料消耗和重量。 组装槽（8c）形成在轮毂（8）中，杆（20a）插入轮毂并与花键（8a）组合。 在杆的圆周上形成凹部（20c），并且通过在将杆装配到轮毂中时减小夹子的直径而将弹性夹子（21）收缩并插入到凹部中。 通过用弹性斥力打开夹子并将夹子与组装槽和凹槽接合，等速万向节（200）的杆与轮轴承（100）的轮毂组合。 入口槽（8d）形成在毂的入口处，以防止异物进入轮毂，并与盖（22）组合。
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公开(公告)号：KR100652456B1
公开(公告)日：2006-12-01
申请号：KR1020050048370
申请日：2005-06-07
Applicant: 자동차부품연구원
Abstract: A tripod constant velocity joint for reducing axial force and extending the life span is provided to prevent vibration and noise by decreasing axial force and restricting moment of a roller assembly, to improve durability by contacting a trunnion, and to cut down manufacturing cost by minimizing process of the trunnion. A tripod constant velocity joint(100) includes an outer race(110), a spider(120) inserted to the outer race, a spherical roller(130) and a needle bearing(140) for forming a roller assembly in the spider, and a guide ring(150). An outer flat surface(122a) is formed in an outer periphery of a trunnion(122) of the spider, and the spherical roller is rolled and slid between the outer flat surface and the outer race to transmit load from the outer race. An extension support part(132) is formed in a lower part of the spherical roller, and the needle bearing is contacted to an inner periphery of the spherical roller to transmit load from the spherical roller to the guide ring. A contact surface is formed in the inner periphery of the guide ring and contacted to the vertical surface of the needle bearing. A spring ring(160) is protruded horizontally to support the spherical roller, the needle bearing and the guide ring. The contact surface is curved according to vertical motion of the trunnion, and contacted to the outer flat surface of the trunnion.
Abstract translation: 通过降低轴向力和限制滚子组件的力矩来防止振动和噪音，通过接触耳轴来提高耐用性，并通过最小化工艺来降低制造成本，从而提供了用于减小轴向力并延长使用寿命的三杆式等速万向节 的耳轴。 三脚架等速万向节100包括外座圈110，插入外座圈的星形轮120，用于在星形轮中形成滚子组件的球形滚子130和滚针轴承140， 引导环（150）。 外部平坦表面（122a）形成在星形轮的耳轴（122）的外周中，并且球形辊在外部平坦表面和外部滚道之间滚动并滑动，以传递来自外部滚道的载荷。 延伸支撑部分（132）形成在球形滚子的下部中，并且滚针轴承与球形滚子的内周接触以将负载从球形滚子传递到引导环。 接触表面形成在引导环的内周边并且与滚针轴承的垂直表面接触。 弹簧环（160）水平突出以支撑球形滚子，滚针轴承和导向环。 接触表面根据耳轴的垂直运动而弯曲，并且与耳轴的外平坦表面接触。
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