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公开(公告)号：KR101214549B1
公开(公告)日：2012-12-24
申请号：KR1020110045148
申请日：2011-05-13
Applicant: 한국항공대학교산학협력단
Abstract: 본발명은 2단전단동축인젝터장치에관한것으로, 더욱상세하게는 2단에서분사되는제트류에의해미립화성능이향상되고동시에분사된제트류가에어커튼을형성하여액체제트의비산을방지하므로액체의도착효율이향상된 2단전단동축인젝터에관한것이다. 본발명은노즐바디와; 상기노즐바디에설치되는액체노즐과; 상기액체노즐의동축상에위치하여상기액체노즐에서분사되는액체를무화시키는제1단기체노즐과; 상기액체노즐의동축상에위치하며상기제1단기체노즐에서무화된액체를재무화시키는제2단기체노즐;을포함하는 2단전단동축인젝터를제공한다.
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公开(公告)号：KR101438511B1
公开(公告)日：2014-09-12
申请号：KR1020120058364
申请日：2012-05-31
Applicant: 한국항공대학교산학협력단
Abstract: 본 발명은, 액체와 기체가 혼합 분사될 수 있도록 구비된 동축형 인젝터에 관한 것으로, 액체가 유동 분사되는 액체 분사관; 상기 액체 분사관을 감싸도록 구비된 케이싱; 및, 상기 케이싱의 내부로 기체가 주입될 수 있도록 상기 케이싱에 구비된 기체 주입구;를 포함하며, 상기 케이싱의 내부에는 상기 액체 분사관으로부터 분사되는 액체가 기체와 혼합되는 혼합실이 구비되고, 상기 혼합실은 상기 액체 분사관의 외주면으로부터 이격된 다공성 재질의 격벽에 의해 구획된 것을 특징으로 한다.
이에 따라, 액체 제트의 유량이 대유량일 경우에도 동축형 인젝터의 분무 중심에서의 혼합 및 미립화 효율이 향상될 수 있다.-
公开(公告)号：KR1020120126967A
公开(公告)日：2012-11-21
申请号：KR1020110045148
申请日：2011-05-13
Applicant: 한국항공대학교산학협력단
CPC classification number: B05B7/08 , B05B1/28 , B05B7/0416 , B05B7/2491 , B05B12/18 , B05B13/0278
Abstract: PURPOSE: A two stages shear coaxial injector for enhancing arrival efficiency and atomized performance is provided to enhance atomizing performance. CONSTITUTION: A two stages shear coaxial injector comprises a nozzle body(10), a liquid nozzle(20), a first step gas nozzle(30), and a second end gas nozzle(40). The liquid nozzle is installed in the nozzle body. The first step gas nozzle is located on coaxial of the liquid nozzle. The first step gas nozzle atomizes the liquid emitted from the liquid nozzle. The second step gas nozzle is located on the coaxial of the liquid nozzle. The second step gas nozzle re-atomizes the liquid. Between a spraying unit of the second stage gas nozzle and the outer periphery of the tip of the first stage nozzle, a circular gap is formed.
Abstract translation: 目的：提供两级剪切同轴注射器，以提高到达效率和雾化性能，以提高雾化性能。 构成：两级剪切共轴喷射器包括喷嘴体（10），液体喷嘴（20），第一级气体喷嘴（30）和第二端部气体喷嘴（40）。 液体喷嘴安装在喷嘴体内。 第一级气体喷嘴位于液体喷嘴的同轴处。 第一步气体喷嘴使从液体喷嘴发出的液体雾化。 第二级气体喷嘴位于液体喷嘴的同轴上。 第二步气体喷嘴重新雾化液体。 在第二级气体喷嘴的喷射单元和第一级喷嘴的末端的外周之间形成圆形间隙。
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公开(公告)号：KR1020110138015A
公开(公告)日：2011-12-26
申请号：KR1020100058085
申请日：2010-06-18
Applicant: 한국항공대학교산학협력단
Abstract: PURPOSE: A pressure compensated flame visualizing device of a high-pressure combustor and a pressure compensating method thereof are provided to increase the pressure of a combustor to be visualized through the same area of an observation window. CONSTITUTION: A pressure compensated flame visualizing device of a high-pressure combustor comprises a pressure compensation part(1) and a pressure control part. The pressure compensation part is formed on one side of a first observation window(3) of a combustor and provides pressure at a specified rate to the pressure of the combustor. The pressure control part is connected to the pressure compensation part and controls the pressure of the pressure compensation part according to the pressure of the combustor. The pressure compensation part comprises a pressure compensation chamber(2) which accommodates nitrogen creating pressure with a specified rate to the internal pressure of the combustor and a second observation window(4) which is formed on one side of the pressure compensation chamber on the same line as the first observation window.
Abstract translation: 目的：提供一种高压燃烧器的压力补偿火焰可视化装置及其压力补偿方法，以通过观察窗的相同区域增加要显现的燃烧室的压力。 构成：高压燃烧器的压力补偿火焰可视化装置包括压力补偿部件（1）和压力控制部件。 压力补偿部形成在燃烧器的第一观察窗（3）的一侧，并以规定的速度向燃烧器的压力提供压力。 压力控制部连接到压力补偿部，并根据燃烧器的压力来控制压力补偿部的压力。 所述压力补偿部包括压力补偿室（2），所述压力补偿室（2）以与所述燃烧器的内部压力相同的规定速度容纳产生氮气的压力，以及形成在所述压力补偿室的一侧的第二观察窗（4） 线作为第一观察窗。
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公开(公告)号：KR1020170079440A
公开(公告)日：2017-07-10
申请号：KR1020150190013
申请日：2015-12-30
Applicant: 한국항공대학교산학협력단
Abstract: 자발가압식가변추력로켓엔진이개시되며, 본원의로켓엔진은구동신호에따라전후방향으로이동되는슬리브핀틀에의해추진제유량을조절하는환형의분사출구를갖는인젝터부, 상기분사출구의후방내측에적어도일부가위치하는제1 추진제탱크를포함하고, 상기인젝터부로제1 추진제를공급하는제1 채널을갖는내부케이싱, 상기분사출구의후방외측에적어도일부가위치하는제2 추진제탱크를포함하고, 상기인젝터부로제2 추진제를공급하는제2 채널을갖는외부케이싱, 및상기분사출구와후방으로연통하도록상기내부케이싱과상기외부케이싱사이에환형으로형성되는노즐부를포함할수 있다.
Abstract translation: 自发加压可变推力火箭发动机中公开了至少在喷射器部分的后内侧面本火箭发动机，具有用于控制由套筒枢轴的是，根据该驱动信号是在纵向方向上可动的推进剂流率的环形喷射出口的喷射出口 该壳体包括第一推进剂贮箱部分定位，并且具有用于供给所述喷射器的所述第一部分推进剂的第一通道，和第二推进剂贮箱为至少位于所述喷射出口的后部外侧的部分，其中 它可以包含具有用于供给第二推进剂的第二信道，和该喷出口部分和形成在所述内壳和外壳，从而进行通信的后部之间的环形形状的喷嘴外壳喷射器的部件。
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Patent Agency Ranking
公开(公告)号：KR101499803B1
公开(公告)日：2015-03-09
申请号：KR1020130018831
申请日：2013-02-21
Applicant: 한국항공대학교산학협력단
Abstract: 다양한 구동방식의 솔레노이드밸브를 한 곳에서 한번에 구동할 수 있도록 한 고속 다채널 솔레노이드밸브 구동장치가 개시된다.
개시된 고속 다채널 솔레노이드밸브 구동장치는 다채널로 펄스형태의 솔레노이드밸브 구동신호를 입력받기 위한 신호 입력단; 상기 신호 입력단에서 채널별로 출력되는 솔레노이드밸브 구동신호의 파형을 정형화하는 파형 정형부; 복수의 직류전압을 출력하는 파워 서플라이에서 출력되는 복수의 직류전압 중 하나를 선택하여 출력하는 전압 선택기; 상기 파형 정형부에서 다채널로 출력되는 솔레노이드밸브 구동신호에 따라 상기 전압 선택기에서 선택된 전압이 솔레노이드밸브 구동전압으로 인가되도록 복수의 솔레노이드밸브를 동시 구동하는 솔레노이드밸브 구동부; 상기 솔레노이드밸브 구동부의 구동에 따라 다채널로 솔레노이드밸브 구동신호를 출력하는 구동신호 출력단을 포함한다.-
公开(公告)号：KR101845544B1
公开(公告)日：2018-04-04
申请号：KR1020160107623
申请日：2016-08-24
Applicant: 한국항공대학교산학협력단
Abstract: 연료공급압력으로개도가제어되는핀틀인젝터가개시되며, 본연료공급압력으로개도가제어되는핀틀인젝터는내부를따라제1 유로가형성되고상기상하방향으로이동가능한핀틀로드및 둘레를따라상기제1 유로와연결되는제1 분사출구가형성되는핀틀팁을포함하는핀틀부; 상기제1 유로에산화제를공급하도록상기제1 유로의상단을둘러싸는산화제공급부; 및상기핀틀로드의외주면을따라제2 유로가형성되고상기핀틀팁과의사이에제2 분사출구가형성되도록상기핀틀부를간격을두고둘러싸는연료공급부를포함하되, 상기핀틀로드는그 외주로부터외측으로연장되는격벽을포함하고, 상기연료공급부는, 상기제2 유로로연료를공급하도록상기격벽의상측에형성되는연료공급챔버및 상기격벽의하측에형성되는압력보상챔버를포함한다.
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公开(公告)号：KR101388098B1
公开(公告)日：2014-04-23
申请号：KR1020130024572
申请日：2013-03-07
Applicant: 한국항공대학교산학협력단
Abstract: A combustor according to the present invention that causes detonation waves to be generated by igniting a propellent includes main combustors (10) that connect multiple combustion tubes at respective inlets with one supply manifold (20) interposed; an ignition plug (30) that is disposed in one of the combustion tubes of the main combustors (10); and branch pipes (40) that connect the adjacent combustion tubes of the main combustors (10) with each other. Accordingly, combustion efficiency can be increased so the present invention can be applied in an eco-friendly manner to various industrial fields such as an energy industry, and the supersonic combustion method having a high thrust of the present invention can be expected to contribute to the development of the national defense and aerospace industries.
Abstract translation: 根据本发明的通过点燃推进器产生爆震波的燃烧器包括主燃烧器（10），其将相应入口处的多个燃烧管与一个供应歧管（20）相连; 设置在主燃烧器（10）的一个燃烧管中的火花塞（30）; 以及将主燃烧器（10）的相邻燃烧管彼此连接的支管（40）。 因此，可以提高燃烧效率，因此本发明可以以环保的方式应用于诸如能源工业的各种工业领域，并且可以预期本发明的具有高推力的超音速燃烧方法将有助于 发展国防和航空航天工业。
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公开(公告)号：KR1020130120324A
公开(公告)日：2013-11-04
申请号：KR1020120043492
申请日：2012-04-25
Applicant: 한국항공대학교산학협력단
Abstract: The present invention relates to an injector capable of atomizing a plurality of fluids with a shear coaxial method. The present invention includes: a body (10) which includes a plurality of nozzles for injecting the fluid; and a cover member (30) which includes a plurality of covers to form each outlet in the nozzles of the body (10). Thereby, the present invention is applied to various fields like vehicle painting, building and interior painting, and high efficient combustion sheath by controlling the atomization of a droplet by simultaneously supplying different fluids in three fluid paths and controlling the flow of the fluid.
Abstract translation: 本发明涉及一种能够用剪切同轴方法雾化多种流体的喷射器。 本发明包括：主体（10），其包括用于喷射流体的多个喷嘴; 以及包括多个盖以在主体（10）的喷嘴中形成每个出口的盖构件（30）。 由此，通过在三个流体路径中同时供给不同的流体并控制流体的流动，本发明通过控制液滴的雾化来应用于车辆涂装，建筑和室内喷涂等各种领域，以及高效的燃烧护套。
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公开(公告)号：KR1020120045237A
公开(公告)日：2012-05-09
申请号：KR1020100106652
申请日：2010-10-29
Applicant: 한국항공대학교산학협력단
CPC classification number: G01F1/76 , A61M5/1689 , A61M5/16895 , G01F1/007 , G01F1/704 , G01F13/00 , G01M99/008
Abstract: PURPOSE: A spraying mass flux measuring device for a drop distribution evaluation and a measuring method thereof are provide to automatically calculate a spraying mass flux distribution according to a liquid spraying area and to easily evaluate a drop distribution by automatically measuring a mass of a plurality of cylinder containing sprayed liquid. CONSTITUTION: A spraying mass flux measuring device for a drop distribution evaluation comprises a liquid spraying unit(10), a spraying collection unit(30), a transferring tube(50), a multi-cylinder unit(60), a mass measuring movable unit(70), and a mass flux calculation unit. The liquid spraying unit comprises a spraying nozzle spraying liquid. The spraying collection unit collects the liquid sprayed from the liquid spraying unit. The transferring tube transfers the liquid collected by the spraying collection unit. The multi-cylinder unit accepts the other side of the transferring tube, thereby accepting the liquid collected by the spraying collection unit. The mass measuring movable unit measures the weight of each cylinder of the multi-cylinder. The mass measuring flux calculation unit is connected to the spraying collection unit and mass measuring movable unit, thereby calculating a mass flux distribution graph of the sprayed liquid.
Abstract translation: 目的：一种用于液滴分布评估的喷射质量通量测量装置及其测量方法，用于根据液体喷射面积自动计算喷射质量通量分布，并通过自动测量多个 含有喷射液体的气瓶。 构成：用于液滴分布评估的喷射质量通量测量装置包括液体喷射单元（10），喷射收集单元（30），传送管（50），多气缸单元（60），质量测量可移动 单元（70）和质量通量计算单元。 液体喷射单元包括喷射喷雾液体。 喷雾收集单元收集从液体喷射单元喷射的液体。 转移管转移由喷雾收集单元收集的液体。 多缸单元接受传送管的另一侧，从而接收由喷雾收集单元收集的液体。 质量测量可移动单元测量多气缸的每个气缸的重量。 质量测量通量计算单元连接到喷射收集单元和质量测量可移动单元，从而计算喷射液体的质量流量分布图。
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