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    • 43. 发明申请
    • METHOD FOR SURFACE TREATMENT OF SOLAR CELL
    • 太阳能电池表面处理方法
    • WO2010126304A3
    • 2011-02-03
    • PCT/KR2010002686
    • 2010-04-28
    • HYUN DAI HEAVY IND CO LTDJEON MIN YOUNGYANG SU MIJUNG SANG YOONKANG JIN MO
    • JEON MIN YOUNGYANG SU MIJUNG SANG YOONKANG JIN MO
    • H01L31/042H01L21/302
    • H01L31/068H01L31/02363Y02E10/547
    • Disclosed herein is a method for surface treatment of a solar cell. In a method for surface treatment of a solar cell, when the solar cell is fabricated through a series of processes including a preparing process of a substrate for solar cell fabrication, a surface texturing process of the substrate for solar cell fabrication, a forming process of an n-type semiconductor layer and a forming process of front and real electrodes, a surface of the substrate for solar cell fabrication is cleaned by performing an atmospheric pressure plasma cleaning process with respect to the surface of the substrate for solar cell fabrication before performing the surface texturing process of the substrate for solar cell fabrication so that the surface of the substrate for solar cell fabrication is formed into a hydrophilic surface.
    • 本文公开了一种用于太阳能电池表面处理的方法。 在太阳能电池的表面处理方法中,当通过一系列工艺制造太阳能电池时,包括用于太阳能电池制造的衬底的制备方法,用于太阳能电池制造的衬底的表面纹理化工艺, n型半导体层和前电极和实电极的形成工艺,通过在执行太阳能电池制造用基板的表面之前,对太阳能电池制造用基板的表面进行大气压等离子体清洗工序来清洗太阳能电池制造用基板的表面 用于太阳能电池制造的衬底的表面纹理化处理,使得用于太阳能电池制造的衬底的表面形成为亲水表面。
    • 44. 发明申请
    • DAMPING APPARATUS FOR EXHAUST VALVE FOR PREVENTING CAVITATION IN HYDRAULIC EXHAUST VALVE-DRIVING APPARATUS OF LARGE DIESEL ENGINE
    • 用于防止大型柴油发动机液压排气阀驱动装置加压的排气阀的阻尼装置
    • WO2010050701A3
    • 2010-08-05
    • PCT/KR2009006140
    • 2009-10-22
    • HYUN DAI HEAVY IND CO LTDKIM DONG-HUNRYU SEUNG-HYUPBAE JONG-GUGKIM HUN-SEOGKIM JU-TAE
    • KIM DONG-HUNRYU SEUNG-HYUPBAE JONG-GUGKIM HUN-SEOGKIM JU-TAE
    • F01L9/02F01L13/00
    • F01L9/02
    • The present invention relates to a damping apparatus for an exhaust valve for preventing cavitation in a hydraulic exhaust valve-driving apparatus of a large diesel engine. The objective of the present invention is to provide a damping apparatus for an exhaust valve for preventing cavitation in a damper cylinder during the opening of an exhaust valve, and thus preventing noise, vibration, and erosion caused by cavitation, by having a check valve arranged in a damper piston of the large engine to enable hydraulic oil to easily flow into the damper cylinder. The present invention has a technical ideal in that the damping apparatus having the damper piston and the damper cylinder comprises: a horizontal flow channel (1) opened through both sides of the interior of the damper piston to enable the inflow of hydraulic oil; a vertical flow channel (2) penetrating from the horizontal flow channel (1) to the bottom surface of the damper piston; and a check valve (3) mounted on a certain point of the vertical flow channel such that the check valve (3) opens downwardly by a pressure difference, thereby enabling hydraulic oil to flow into the damper cylinder and thus preventing cavitation.
    • 本发明涉及一种用于在大型柴油发动机的液压排气阀驱动装置中防止气穴的排气阀的阻尼装置。 本发明的目的是提供一种用于排气阀的阻尼装置,用于在排气门打开期间防止阻尼气缸中的空化,从而防止由空化引起的噪音,振动和侵蚀,通过使止回阀布置 在大型发动机的减震器活塞中,使得液压油容易地流入阻尼气缸。 本发明的技术理由在于具有减振器活塞和阻尼气缸的阻尼装置包括:通过阻尼活塞内部的两侧敞开的水平流动通道(1),以便能够流入液压油; 从所述水平流动通道(1)穿透到所述阻尼活塞的底表面的垂直流动通道(2) 以及安装在垂直流动通道的某一点上的止回阀(3),使得止回阀(3)通过压力差向下打开,从而使液压油流入阻尼缸,从而防止气蚀。
    • 45. 发明申请
    • APPARATUS FOR PREVENTING CAVITATION DAMAGE TO A DIESEL ENGINE FUEL INJECTION PUMP
    • 用于防止对柴油发动机燃油喷射泵造成伤害的装置
    • WO2010050703A2
    • 2010-05-06
    • PCT/KR2009006146
    • 2009-10-23
    • HYUN DAI HEAVY IND CO LTDKIM DONG-HUNRYU SEUNG-HYUPGHAL SANG-HAKKANG SANG-LIPKIM JU-TAE
    • KIM DONG-HUNRYU SEUNG-HYUPGHAL SANG-HAKKANG SANG-LIPKIM JU-TAE
    • F02M59/26
    • F02M59/265F02M59/26F02M63/005F02M2200/04
    • The present invention relates to an apparatus for preventing cavitation damage to a diesel engine fuel injection pump, wherein a pressure control valve for shutting a barrel port is mounted on a deflector or a barrel of the fuel injection pump to increase the fuel pressure in the barrel port during an early stage of fuel compression. This prevents fountain-type or jet-type cavitation from occurring before and after the opening of the barrel port during a late stage of fuel compression, thereby preventing corrosion damage caused by cavitation occurring mainly in a plunger and the barrel port of the fuel injection pump. The key technical features of the present invention are for an apparatus for preventing cavitation damage to a diesel engine fuel injection pump having a fuel intake valve and the barrel port for the inflow and outflow of fuel, respectively, comprising: a valve member mounted on the barrel port to shut the barrel port during an early stage of fuel compression performed by the upward movement of the plunger to increase the pressure in the barrel port; a valve housing installed in the deflector or the barrel of a pump housing to support the valve member; and a pressure control valve constituted by a spring interposed between the valve member and the valve housing to elastically support the valve member. The barrel port is shut to increase the pressure therein during the early stage of fuel compression, and thus preventing cavitation caused by the pressure difference between the barrel port and a pump chamber before and after the opening of the barrel port during the late stage of fuel compression. When the pressure of fuel in the barrel port exceeds a level higher than an open level, the barrel port opens to discharge fuel.
    • 本发明涉及一种用于防止对柴油发动机燃料喷射泵的气穴破坏的装置,其中用于关闭桶口的压力控制阀安装在燃料喷射泵的偏转器或桶上以增加筒体内的燃料压力 港口在燃料压缩的早期阶段。 这防止在燃料压缩的后期期间在筒口打开之前和之后发生喷泉型或喷射式气蚀,从而防止主要在柱塞和燃料喷射泵的筒口中产生的气蚀引起的腐蚀损坏 。 本发明的关键技术特征是分别用于防止对具有燃料进气阀和用于燃料流入和流出的桶形端口的柴油发动机燃料喷射泵的空穴破坏的装置,该装置包括:阀构件,其安装在 在通过柱塞的向上运动进行的燃料压缩的早期阶段期间关闭桶口以增加桶形端口中的压力; 安装在泵壳体的偏转器或筒体中以支撑阀构件的阀壳体; 以及压力控制阀,其由夹在阀构件和阀壳体之间的弹簧构成,以弹性地支撑阀构件。 在燃料压缩的早期期间,关闭桶口以增加其中的压力,从而防止在燃料晚期阶段在桶口开口之前和之后由桶口和泵室之间的压力差引起的空化 压缩。 当桶口中的燃料压力超过开启高度时,桶口打开以排出燃料。
    • 50. 发明公开
    • 4륜 지게차에서의 조향 제어 시스템 및 방법
    • KR20180065638A
    • 2018-06-18
    • KR20160166764
    • 2016-12-08
    • HYUN DAI HEAVY IND CO LTD
    • LEE JI MINYOO JAE HYEONGLEE JAE SEOK
    • B66F9/075B62D5/06B66F9/22F15B13/02
    • 본발명은 4륜지게차에서의조향제어시스템및 방법에관한것이다. 본발명은조향핸들의조작을감지하여그에대응되는조향조작신호를출력하는조향센서; 상기조향센서로부터인가되는조향조작신호와조향바퀴센서로부터인가되는조향변위신호에의거하여구동제어전류를전기정유압구동기에인가하여서전기정유압구동기의구동을제어하는제어모듈; 상기제어모듈로부터인가되는구동제어전류에의해자체의전기모터를구동하여구동력을발생하고, 해당구동력에의해자체의유압펌프를구동시켜서유압을생성하고, 해당유압을자체의매니폴드블록을통해유압라인을경유하여조향실린더에인가하는전기정유압구동기; 상기전기정유압구동기로부터유압라인을통해유압을인가받아조향축을구동하여서조향바퀴의선회방향을제어하는조향실린더; 및상기조향실린더의구동에따른조향바퀴의조향변위를검출하여조향변위신호를상기제어모듈에인가하는조향바퀴센서를포함하는것을특징으로하는 4륜지게차에서의조향제어시스템을제공한다. 본발명에의하면, 카운터밸런스타입의 4륜지게차에서조향핸들의조작에대응하여조향바퀴의선회방향을제어하는경우에유압손실로인한오차없이조향바퀴의선회방향을정확하게제어함으로써조향안전성을향상시키게된다.