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    • 3. 发明授权
    • 자체압력보상기능을 갖는 해수침수 시험장치
    • 海上水浸测试单元与压力
    • KR100773424B1
    • 2007-11-05
    • KR1020060130750
    • 2006-12-20
    • 한국항공우주연구원
    • 김성찬김성준황인희
    • G01M99/00G01M10/00G01M3/00
    • An apparatus for testing immersion of sea water with a pressure self-compensating function is provided to obtain the convenience and efficiency of a sea water immersion test by constantly maintaining the pressure in a test chamber. An apparatus for testing immersion of sea water includes a chamber assembly(110), a chamber support body(120), a chamber cover(130), a pressure generating pneumatic cylinder(140), a cover opening/closing pneumatic cylinder(150), a pneumatic unit(160), and a control box(170). A positioning hole and a pin hole are formed in the chamber assembly. The chamber support body is located at a lower portion of the chamber assembly to support the chamber assembly. The chamber cover includes a pin hole(131), an interior pipe passage(132), a compensation water chamber(134), a check valve(135), and a pressure switch(136). The cover opening/closing pneumatic cylinder is adapted to open and close the chamber cover and is connected to the upper end of the pressure generating pneumatic cylinder. The pneumatic unit controls the operations of the pressure generating pneumatic cylinder and a cover opening/closing pneumatic cylinder. The control box receives a signal of the pressure switch to transmit a control signal to the pneumatic unit.
    • 提供一种用于测试具有压力自补偿功能的海水浸没装置,以通过不断维持测试室中的压力来获得海水浸没试验的便利性和效率。 用于测试海水浸没的装置包括室组件(110),室支撑体(120),室盖(130),压力产生气缸(140),盖打开/关闭气缸(150) ,气动单元(160)和控制箱(170)。 定位孔和销孔形成在腔室组件中。 腔室支撑体位于腔室组件的下部以支撑腔室组件。 室盖包括销孔(131),内管通道(132),补偿水室(134),止回阀(135)和压力开关(136)。 盖打开/关闭气缸适于打开和关闭室盖,并连接到压力发生气缸的上端。 气动单元控制压力发生气动缸和盖打开/关闭气缸的操作。 控制箱接收压力开关的信号,以将控制信号发送到气动单元。
    • 4. 发明公开
    • 항공기 구조시험용 과하중 방지장치
    • 用于空气结构测试的伺服执行机构的负载限制和计量表
    • KR1020050065944A
    • 2005-06-30
    • KR1020030097115
    • 2003-12-26
    • 한국항공우주연구원
    • 김성찬황인희최익현
    • G01M99/00
    • 본 발명은 항공기의 전기체 구조시험에 사용되는 과하중 방지장치에 관한 것으로서, 특히 비례제어방식의 하중제한밸브를 적용하여 하중제한의 정확도를 높이고, 절환밸브와 연계된 압력보상형 미터링 밸브가 설치됨으로써, 압력차단상태에서 효율적으로 압력을 제거할 수 있도록 하여 구조시험을 행할 때에 신속하고 손쉽게 하중제한밸브를 제어할 수 있도록 한 항공기 구조시험용 과하중 방지장치에 관한 것이다.
      본 발명에 따른 항공기 구조시험용 과하중 방지장치는 서보밸브와, 상기 서보밸브와 서보유압실린더를 연결하는 제 1 라인 및 제 2 라인과, 상기 제 1 라인과 제 2 라인을 연결하는 회수관과, 상기 제 1 라인 및 제 2 라인, 회수관에 설치된 다수 개의 절환밸브와, 상기 회수관에 설치되어 제 1 라인 및 제 2 라인에 공급되는 유압이 설정치 이상이면 과잉 공급된 유압을 각각 제 2 라인 및 제 1 라인으로 공급되도록 하는 하중제한밸브와, 상기 절환밸브와 연결되어 유압 공급이 개시되면 절환밸브에 유압을 공급하는 차단밸브가 포함된 것을 특징으로 한다.
    • 5. 发明公开
    • 항공기 구조시험용 중량보상장치
    • 用于补偿飞机结构测试中使用的重量的装置
    • KR1020040045990A
    • 2004-06-05
    • KR1020020073781
    • 2002-11-26
    • 한국항공우주연구원
    • 김성찬신정우
    • G01M99/00
    • B64F5/00B64D2045/0085G01M5/0075
    • PURPOSE: A weight compensating apparatus used in a structure test of an airplane is provided to precisely compensate for the weight when performing the structure test of the air plane by adjusting a length of a bungee cord. CONSTITUTION: A weight compensating apparatus used in a structure test of an airplane includes a tension adjustment unit(1) connected to a testing member(6). A first adapter(2) is connected to an upper portion of the tension adjustment unit(1) and a second adapter(4) is positioned above the first adapter(2). A bungee cord is provided between the first and second adapters(2,4). A weight display unit is provided between the second adapter(4) and a support beam(7) in order to generate a compensation weight by adjusting a length of the bungee cord.
    • 目的:提供一种用于飞机结构试验的重量补偿装置,通过调整蹦极的长度来进行飞机结构试验时的重量,以精确地补偿重量。 构成:在飞机的结构试验中使用的重量补偿装置包括连接到测试构件(6)的张力调节单元(1)。 第一适配器(2)连接到张力调节单元(1)的上部,并且第二适配器(4)位于第一适配器(2)上方。 在第一和第二适配器(2,4)之间提供蹦极绳。 重物显示单元设置在第二适配器(4)和支撑梁(7)之间,以通过调整蹦极的长度来产生补偿重量。
    • 6. 实用新型
    • 항공기 구조시험용 과하중 방지장치
    • 飞机结构测试的过载保护装置
    • KR200350674Y1
    • 2004-05-13
    • KR2020040002755
    • 2004-02-05
    • 한국항공우주연구원
    • 김성찬황인희최익현
    • G01M99/00
    • F15B13/0416F15B13/026
    • 본 고안은 항공기의 전기체 구조시험에 사용되는 과하중 방지장치에 관한 것으로서, 특히 비례제어방식의 하중제한밸브를 적용하여 하중제한의 정확도를 높이고, 절환밸브와 연계된 압력보상형 미터링 밸브가 설치됨으로써, 압력차단상태에서 효율적으로 압력을 제거할 수 있도록 하여 구조시험을 행할 때에 신속하고 손쉽게 하중제한밸브를 제어할 수 있도록 한 항공기 구조시험용 과하중 방지장치에 관한 것이다.
      본 고안에 따른 항공기 구조시험용 과하중 방지장치는 서보밸브와, 상기 서보밸브와 서보유압실린더를 연결하는 제 1 라인 및 제 2 라인과, 상기 제 1 라인과 제 2 라인을 연결하는 회수관과, 상기 제 1 라인 및 제 2 라인, 회수관에 설치된 다수 개의 절환밸브와, 상기 회수관에 설치되어 제 1 라인 및 제 2 라인에 공급되는 유압이 설정치 이상이면 과잉 공급된 유압을 각각 제 2 라인 및 제 1 라인으로 공급되도록 하는 하중제한밸브와, 상기 절환밸브와 연결되어 유압 공급이 개시되면 절환밸브에 유압을 공급하는 차단밸브가 포함된 것을 특징으로 한다.
    • 7. 发明授权
    • 구조시험 유압작동기용 각도회전장치
    • 구조시험유압작동기용각도회전장치
    • KR100422974B1
    • 2004-03-12
    • KR1020010080732
    • 2001-12-18
    • 한국항공우주연구원
    • 김성찬김태욱
    • G01M1/16
    • PURPOSE: A swivel device for a hydraulic actuator is provided to apply an angular load to an angular hydraulic actuator by using a two-way rotating link including first and second pins, which are axially rotated. CONSTITUTION: A lower rotating member(3) is coupled to an upper portion of a hydraulic actuator(8). The center portion of the lower rotating member(3) is protruded such that a middle rotating member(1) is connected to the lower rotating member(3) through a lower rotating pin(4'). An upper rotating pin(4) is installed at an upper portion of the lower rotating pin(4') in such a manner that the upper rotating pin(4) is connected to an upper rotating member(2). The upper rotating pin(4) and the lower rotating pin(4') are positioned between the upper and lower rotating members(2,3). Two stud bolts(6) are installed at both sides of the upper rotating member(2).
    • 目的:提供一种用于液压致动器的旋转装置,以通过使用包括轴向旋转的第一和第二销的双向旋转连杆将角载荷施加到角度液压致动器。 组成:下部旋转构件(3)连接到液压致动器(8)的上部。 下旋转部件(3)的中央部分突出,使得中间旋转部件(1)通过下旋转销(4')连接到下旋转部件(3)。 上旋转销(4)安装在下旋转销(4')的上部,使得上旋转销(4)连接到上旋转构件(2)。 上部旋转销(4)和下部旋转销(4')位于上部旋转部件和下部旋转部件(2,3)之间。 两个双头螺栓(6)安装在上部旋转部件(2)的两侧。
    • 8. 发明授权
    • 항공기 전기체 구조시험용 위치자세 제어장치
    • 我们正在努力解决您的问题
    • KR100374145B1
    • 2003-03-03
    • KR1020000082923
    • 2000-12-27
    • 한국항공우주연구원
    • 김성찬
    • G01M5/00
    • PURPOSE: A position posture control apparatus is provided to reduce manufacturing cost and obtain accurate control characteristics by using hydraulic/pneumatic components. CONSTITUTION: A position posture control apparatus comprises a hydraulic operator(1) which restricts six degree-of-freedom for restricting rigid motion of a testing object(9). The load applied to the testing object is transmitted to a hydraulic pressure portion of the hydraulic operator attached to the testing object, so as to generate a pressure. The pressure corresponding to the volume of load which is pre-calculated with respect to the pressure generated at the hydraulic operator, is absorbed, through a pipeline, to a first pressure regulator(5) of a pressure regulator(2) arranged within a control unit(10). The pressure is absorbed linearly in accordance with the compression ability of an air pressure controller(4) for controlling air pressure of a pressure accumulator(3), when the pressure is greater than the calculated load. Thus, the hydraulic operator having six degree-of-freedom performs simulating motion. When the linear displacement of the hydraulic operator occurs, a single direction flow unit(6) operates so as to permit position change of the hydraulic operator. Thus, the control unit of different five systems operates, to thereby restrict the rigid motion of the testing object.
    • 目的:提供一种位置姿态控制装置,以降低制造成本并通过使用液压/气动部件获得准确的控制特性。 一种位置姿态控制装置,包括一个液压操作器(1),该液压操作器限制六个自由度以限制测试对象(9)的刚性运动。 施加到测试对象的载荷被传递到附接到测试对象的液压操作器的液压部分,以产生压力。 与相对于液压操作器处产生的压力预先计算的负载量相对应的压力通过管道被吸收到布置在控制器(2)内的压力调节器(2)的第一压力调节器(5) 单元(10)。 当压力大于计算的负载时,根据用于控制蓄压器(3)的空气压力的空气压力控制器(4)的压缩能力线性地吸收压力。 因此,具有六个自由度的液压操作器执行模拟运动。 当发生液压操作器的线性位移时,单向流动单元(6)操作以允许液压操作器的位置改变。 因此,不同五个系统的控制单元进行操作,从而限制测试对象的刚性运动。
    • 9. 发明公开
    • 내압 기반 댐핑 조절시스템
    • 基于内压的阻尼控制系统
    • KR1020140045692A
    • 2014-04-17
    • KR1020120111740
    • 2012-10-09
    • 한국항공우주연구원
    • 이승규김태욱김성찬
    • B64C25/58F16F9/512
    • The present invention relates to a damping control system based on internal pressure which can adjust the area of an orifice to be opened according to the internal pressure of a shock absorber of a landing gear. The damping control system adjusts the area of the orifice, through which oil passes, according to variations in the internal pressure, and includes a cylinder, a piston and an orifice-area adjusting member. The cylinder contains gas and oil therein. The piston has a main body containing oil in a hollow portion thereof, and reciprocating in the cylinder, and a slide portion connected to the main body and having a cross-sectional area smaller than the inner wall of the cylinder. The slider portion contains oil in the hollow portion thereof, and is provided with at least one orifice. The orifice-area adjusting member reciprocates along the slide portion. The oil in the cylinder and the oil in the piston move through the orifice according to variations in the internal pressure of the cylinder and the piston.
    • 本发明涉及一种基于内部压力的阻尼控制系统,其可以根据起落架的减震器的内部压力来调节要打开的孔口的面积。 阻尼控制系统根据内部压力的变化调整油通过的孔口的面积,并且包括缸体,活塞和孔口面积调节构件。 气瓶内含有气体和油。 活塞具有在其中空部分中含有油的主体,并且在气缸中往复运动,以及与主体连接并具有小于气缸内壁的横截面积的滑动部分。 滑块部分在其中空部分中包含油,并且设置有至少一个孔口。 孔口面积调节构件沿滑动部分往复运动。 气缸中的油和活塞中的油根据气缸和活塞的内部压力的变化而移动通过孔口。
    • 10. 发明公开
    • 유압작동기 하중제한밸브 조절장치
    • 液压执行器负载限位阀调节装置
    • KR1020030052121A
    • 2003-06-26
    • KR1020010082013
    • 2001-12-20
    • 한국항공우주연구원
    • 심재열황귀철송재창김성찬
    • F15B13/042
    • F15B13/02F15B20/00F15B21/001F15B2211/505
    • PURPOSE: An adjusting apparatus for a load limiting valve of a hydraulic actuator is provided to fix a spring on a cracking point by using a pressure control valve and a digital pressure gauge. CONSTITUTION: A hydraulic pressure reached a 'P' line passes an opening/shutting valve(3) of a compression side and a reduction valve(5) of the compression side by going in through a flow controller(1). The hydraulic pressure reaches an inlet of a load limiting valve(13) and displayed on a digital pressure gauge(7) of the compression side. Hydraulic pressure is increased to an adjusting pressure of the reduction valve of the compression side when the opening/shutting valve is opened. The load limiting valve is fixed when value of a digital flow meter(9) of a drain line shows a cracking point by opening a compression controller of the load limiting valve. Thereby, pressure value of the load limiting valve is placed to desired pressure. An adjusting operation for the compression side is finished by shutting the opening/shutting valve of the compression side. Hydraulic pressure is increased to an adjusting pressure of a reduction valve(6) of a tension side with reaching an inlet of a pressure control valve(15) after passing the reduction valve of the tension side when an opening/shutting valve(4) of the tension side is opened. Value of the load limiting valve is placed to desired value by stopping and fixing value of a digital flow meter(8) of the tension side at a cracking point during opening a controller of the tension side of the load limiting valve after adjusting the reduction valve. An operation for the load limiting valve for the tension side is finished when the opening/shutting valve is shut after adjusting pressure. Consequently, testing load is limited stably by adjusting the load limiting valve of the tension side and the compression side.
    • 目的:提供一种用于液压执行器的负载限制阀的调节装置,通过使用压力控制阀和数字压力表将弹簧固定在裂纹点上。 构成:通过流量控制器(1)进入,达到“P”线的液压通过压缩侧的打开/关闭阀(3)和压缩侧的减压阀(5)。 液压到达负载限制阀(13)的入口并显示在压缩侧的数字压力表(7)上。 当打开/关闭阀打开时,液压增加到压缩侧的减压阀的调节压力。 通过打开负载限制阀的压缩控制器,排水管线的数字流量计(9)的值显示出裂点,负载限制阀被固定。 由此,将负载限制阀的压力值设定为期望的压力。 通过关闭压缩侧的打开/关闭阀来完成压缩侧的调整操作。 当张紧侧的减压阀通过压力控制阀(15)的开闭阀(4)时,液压压力增加到张力侧的减压阀(6)的调节压力, 张力侧打开。 负载限制阀的值通过在调节减压阀之后打开负载限制阀的张力侧的控制器时在断裂点处停止并固定张力侧的数字流量计(8)的值而被放置到期望值 。 在调节压力后关闭打开/关闭阀时,结束张力侧负载限位阀的操作。 因此,通过调整张力侧和压缩侧的负载限制阀,可以稳定地限制试验负荷。