• Title/Summary/Keyword: LCS(Launch Control System)

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LCS(Launch Control System) Prototype Performance Analysis (발사관제시스템 프로토타입 성능 분석)

  • Hong, Ii Hee;Kim, Yang Mo
    • Journal of the Korean Society of Systems Engineering
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    • v.2 no.1
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    • pp.54-60
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    • 2006
  • LCC(Launch Control Center) in NARO space center performs a data monitoring and control through the interface to the external system of launch vehicle. Launch control function needs high reliability and processing speed. Hence, LCS(Launch Control System) is made up a real time system. An important role of the LCS Prototype is discovering a risk element and minimizing it through developing a launch control system. This paper deals with a real time data processing among the simulator, gateway, data distribution server, command and control server which is involving LCS Prototype.

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Design and Implementation of Simulator of Launch Control System (발사관제시스템 시뮬레이터의 설계 및 구현)

  • An, Jae-Chel;Moon, Kyung-Rok;Oh, Il-Seok
    • Journal of the Korean Society for Aeronautical & Space Sciences
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    • v.44 no.8
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    • pp.657-665
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    • 2016
  • Launch Control System(LCS) performs the pre-launch preparation and launch operation during launch campaign. The successful launch operation is basically influenced by hardware and software of LCS. Especially, a trivial errors in control algorithm can cause critical problem or disaster in launch operation. Therefore, the hidden or implicit errors should be distinguished and eliminated by the verification test in advance. In this paper, the design and implementation of hardware and software simulator which have already been used in LCS verification will be introduced. By presenting the detailed design and flowchart-based algorithms, we make other similar systems adopt the implementation philosophies of this paper. Especially, this paper emphasizes that all the simulation algorithms work on the self-controller in LCS without using separated computer or PLC.

KSLV-I 발사 시뮬레이션시스템 개념설계 및 실시간 데이터 처리 시험평가

  • Seo, Jin-Ho;Hong, Il-Hee;Lee, Young-Ho;Chung, Eui-Seung;Cho, Gwang-Rae
    • Aerospace Engineering and Technology
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    • v.3 no.1
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    • pp.222-231
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    • 2004
  • LCS(Launch Control System) in Space Center performs the ground and flight tests of launch vehicle. Those tests require data monitoring and control functions to the external systems such as launch vehicle, launch pad, and propellant supply system, etc. The LCS is composed of real time control system, simulation system, data server, external network, etc. The purpose of the simulation system is to simulate launch vehicle, and it is used for evaluation test of the LCS. This paper described the simulation system overview, the concept design, and the real time data processing evaluation tests of the simulator, gateway, data distribution server which are constituents of the simulation system.

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The Development of Launch Vehicle Simulator Using an Object-orinted Design (객체지향 설계론을 이용한 발사체 시뮬레이터 개발)

  • Choi Won;Chung Hae uk;Seo Jin-Ho;Hong Il-Hee
    • Proceedings of the Korea Society for Simulation Conference
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    • 2005.05a
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    • pp.106-111
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    • 2005
  • LCC(Launch Control Center) in NARO Space Center perform a data monitoring and control through the interface to the external system of launch vehicle. Launch Control function needs a high reliability and processing speed. Hence, LCC's remote control system configure a real time system. An important role of the Simulation system is discovering a risk element and minimize it When developing a launch control system. Also, secure a development technique to solve the risks. Launch Vehicle simulator is composed of various component at characteristic of the Launch Vehicle. To be like this each function component the developer will be able to develop easily in order, it using the LabVIEW which is a Graphical Program and it programs, The LabVIEW GOOP(Graphical Object-orinted Programming) which supports an Object-orinted programming it uses with the Component it develops will have a strong point which reusability and a unit test, maintenance, size of program and individual developments.

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Development of Technological Equipment Power Supply System in KSLV-II Launch Complex (한국형발사체 발사대시스템 지상장비전원공급계 개발)

  • Moon, Kyungrok;An, Jaechel;Jung, Ilhyung;Hong, IIhee;Kang, Sunil
    • Proceedings of the Korean Society of Propulsion Engineers Conference
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    • 2017.05a
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    • pp.36-40
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    • 2017
  • The launch operation for a space launch vehicle(SLV) is to be conducted by the systematic operation between SLV and the Technological Equipment(TE) such as the mechanical, fuel, and electrical ground support equipment at launch complex(LC). The basic source for the operation of the instruments in LC is the electrical power supply system, Technological Equipment Power Supply System(TEPSS), which is one of the Launch Control System. Thus TEPSS should supply the required electrical power to TE with reliability. In this paper, TEPSS which supplies operational electrical power to TE is introduced.

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A Covariance Analysis Using the Kalman Filterings for Interrelationships Research between Sensor Signals of the Real Time Simulator of Launch Control System in the NARO Space Center (나로우주센터 발사관제시스템 실시간 발사관제 모의장치의 센서 신호간 연관성 해석을 위한 퍼지-칼만필터 공분산 분석)

  • Hong Il-Hee;Department of Electrical Engineering Chungnam National University Yang-MoKim
    • Journal of the Institute of Electronics Engineers of Korea SC
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    • v.42 no.4 s.304
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    • pp.25-34
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    • 2005
  • We had research to conduct interrelationships between sensors using postprocessing analysis with the Fuzzy-Kalman Filtering Auto-Correlation about Real Time Simulator data of the NaroSC LCS in case of a fully blind situation scenario. The conducted interrelations are same harmony with relations in scenario. We had analyzed signals of sensors reverse-using a optimization character of Fuzzy-Kalman Filter. As our research conclusion, We had recognized possibilities of signal processing about the KSLV-1, on-board payloads, general equipments of ground support which apply to multi sensor systems.