• Title/Summary/Keyword: Integration Control

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A Study on the Integration Control System Development for Smoke Control (연기제어를 위한 통합제어시스템 개발에 관한 연구)

  • Lee, Dong-Myung
    • Journal of the Korean Society of Hazard Mitigation
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    • v.6 no.4 s.23
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    • pp.15-20
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    • 2006
  • This study developed integration control system that improve efficiency and give flexibility of smoke control system and can improve prevention of disasters performance. The reliable each kind sensor and of integration control system was developed by establishing the specifications, algorithms and constructing engineering data. More correct and reliable control function of optimization can be obtained by the central control from integration control system rather than the existent individual control. This sees to do to impose flexibility to smoke control system. Also, this will provide the basics of integration control system and ability security of smoke control system and can construct smoke control system of performance based.

Effects of Elderly's Anger Management on Interpersonal Relationships-Mediating Effects of Generativity

  • JOO, Min Kyoung;JUNG, Myung Hee
    • The Journal of Industrial Distribution & Business
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    • v.11 no.9
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    • pp.37-47
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    • 2020
  • Purpose: This study examined how interpersonal relationship abilities in the elderly affected anger control abilities, as well as the mediating effects of generativity in the relationships between interpersonal relationships, anger control abilities, and self-integration. Research design, data and methodology: The study consisted of randomly selected 300 elderly people currently residing in welfare centers for the elderly, senior citizens colleges, social welfare facilities and other centers in the Seoul or Gyeonggi area. SPSS 23.0 was utilized for this study. Results: Through this research, the effect of interpersonal relationships on anger control ability and self-integration was observed. Not only that, the effects of interpersonal relationship abilities on anger control and self-integration and the mediating role of generativity, was also closely examined. Conclusion: Anger control ability was found to have a direct positive effect on interpersonal relationship abilities. Anger control ability had a direct and positively correlated effect on self-integration. Additionally, ability to control anger was found to have a positive effect on generativity, and generativity was found to have a positive effect on interpersonal relationship ability, but it was not statistically significant. Anger control ability had a positive effect on generativity, and generativity had a positive effect on self-integration.

A Study on the Controller of Integration Smoke Control System (통합 제연시스템의 컨트롤러 개발에 관한 연구)

  • Lee, Dong-Myung
    • Fire Science and Engineering
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    • v.20 no.1 s.61
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    • pp.77-82
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    • 2006
  • This study defined engineering mechanism and compensation method to establish reference pressure of smoke control zone with atmospheric pressure that is compensated for temperature. The reliable controller of integration smoke control was developed by establishing the specifications, algorithms and constructing engineering data. The development of controller for integration smoke control can cut down number of processes, manufacturing and installation cost by removing pressure measurement pipe established separately for non smoke control zone, and improve the accuracy of pressure differential by embedding pressure measurement ports for non smoke control zone. More correct and reliable pressure differentials can be obtained by the central control from controller of integration smoke control rather than the existent individual control. This will provide the basics and the flexibility to the integral smoke control system and accordingly improve the performance of disaster prevention.

The Application of IOCM for the Improvement of Supply-Chain Performance (공급망 성과 개선을 위한 조직간 원가관리의 활용)

  • Choe, Jong-Min
    • Korean Management Science Review
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    • v.31 no.3
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    • pp.77-94
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    • 2014
  • This study empirically investigated the relationships among inter-organizational cost management (IOCM), cooperation with suppliers, information exchange between partners, inter-organizational learning, control integration, and the supply-chain performance of a firm. The results showed that the adoption of IOCM positively affects the collaboration between buyers and suppliers, which also leads to the increased information flow between them. According to the results of this study, it was found that inter-organizational information flow causes inter-organizational learning, and this learning contributes to the improved supply-chain performance. In this study, the positive effects of the cooperation with suppliers through IOCM on the control integration in supply-chains were not empirically confirmed. However, the impact of IOCM on control integration was significant and positive. Finally, the fact that the enhanced control integration can improve the supply-chain performance of a firm was empirically demonstrated.

INS/GPS Integration System Using Adaptive Filter with Estimating Measurement Noise Variance (측정잡음 분산추정 적응필터를 이용한 INS/GPS 결합 시스템)

  • Yu, Myeong-Jong
    • Journal of Institute of Control, Robotics and Systems
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    • v.13 no.7
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    • pp.688-693
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    • 2007
  • The INS/GPS integration system is designed by employing an adaptive filter that can estimate the measurement noise variance using the residual of the filter. To verify the efficiency of the proposed loosely-coupled INS/GPS integration system, simulation is performed by assuming that GPS information has large position errors. Simulation results show that the proposed integration system with the adaptive filter is more effective in estimating the position and attitude errors than those with the Extended Kalman Filter.

Implementation and Verification of System Integration Laboratory for Multiple Unmanned Aerial Vehicle Operation and Control Technology using Manned Rotorcraft (유인회전익기에 의한 다수 무인기 운용통제기술의 통합검증환경 구현 및 검증)

  • Hyoung Jin Kim;Sang Eun Kwon;Young Wo Jo;Bong Gyu Kim;Eun Kyoung Go
    • Journal of Aerospace System Engineering
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    • v.17 no.6
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    • pp.133-143
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    • 2023
  • This paper describes the system integration laboratory's requirement analysis, implementation, and verification for multiple-scenario unmanned aerial vehicle operation and control technology using a manned rotorcraft for Manned-Unmanned Teaming. System integration laboratory consists of manned rotorcraft flight simulation, unmanned aerial vehicle flight and mission equipment simulation, ground control system simulation for unmanned aerial vehicle control and change in the control authority between the ground control system and manned rotorcraft, and operation and control system for mission plan's writing and transmission. Each implemented simulation verified the requirements through software and hardware integration test.

The Integration of Hardware using PLC for Turbine control system (PLC를 적용한 터빈제어시스템의 하드웨어 구성)

  • Choi, In-Gyu;Jeong, Chang-Ki;Ahn, Byung-Ju
    • Proceedings of the KIEE Conference
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    • 2002.07d
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    • pp.2203-2205
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    • 2002
  • In order to have the competitive power in control system economically, development of low price control system must be conducted. In this paper, we are tring to think over the integration of hardware using progammable logic controller for Turbine control system. The detailed contents are system's overview and integration of system and system redundant and power supply.

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A GPS/DR Integration Kalman Filter with Integration Mode (이중 모드 GPS/DR 통합 칼만필터)

  • Seo, Hung-Seok;Lee, Jae-Ho;Sung, Tae-Kyung;Lee, Sang-Jeon
    • Journal of Institute of Control, Robotics and Systems
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    • v.7 no.3
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    • pp.269-275
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    • 2001
  • In land navigation applications, two kinds of GPS/DR integration schemes are commonly used; the loosely-coupled integration scheme and the tightly-coupled one. The loosely-coupled integration filter has a simple structure and is easy to implement. When the number of visible satellites is insufficient, however, it cannot calibrate the errors of the DR sensors. On the contrary the tigthly-coupled integration filter can sup-press the growth of the error in the DR output even when the visibility is poor. However, it has larger com-putation load due to the state dimension and is inconsistent because of the variation in the measurement dimension. This paper presents a GPS/DR integration scheme with dual integration mode. During when the number of visible satellites is sufficient, the proposed scheme operates in a loosely-coupled integration mode. When the visibility becomes poor, it is switched into a tightly-coupled integration mode. Consequently, the pro-posed scheme can calibrate the DR sensors even when the visibility is poor. In addition, its computation time remains constant even if the number of visible satellites increases. Field experiment results show that the performance of the proposed integration method is almost similar to that of the tightly-coupled one.

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A Study on Processor Monitoring for Integration Test of Flight Control Computer equipped with A Modern Processor (최신 프로세서 탑재 비행제어 컴퓨터의 통합시험을 위한 프로세서 모니터링 연구)

  • Lee, Cheol;Kim, Jae-Cheol;Cho, In-Jae
    • Journal of Institute of Control, Robotics and Systems
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    • v.14 no.10
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    • pp.1081-1087
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    • 2008
  • This paper describes limitations and solutions of the existing processor-monitoring concept for a military supersonics aircraft Flight Control Computer (FLCC) equipped with modern architecture processor to perform the system integration test. Safecritical FLCC integration test, which requires automatic test for thousands of test cases and real-time input/output test condition generation, depends on the processor-monitoring device called Processor Interface (PI). The PI, which relies upon on the FLCC processor's external address and data-bus data, has some limitations due to multi-fetching capability of the modern sophisticated military processors, like C6000's VLIW (Very-Long Instruction Word) architecture and PowerPC's Superscalar architecture. Several techniques for limitations were developed and proper monitoring approach was presented for modem processor-adopted FLCC system integration test.

IMU-Barometric Sensor-based Vertical Velocity Estimation Algorithm for Drift-Error Minimization (드리프트 오차 최소화를 위한 관성-기압센서 기반의 수직속도 추정 알고리즘)

  • Ji, Sung-In;Lee, Jung Keun
    • Journal of Institute of Control, Robotics and Systems
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    • v.22 no.11
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    • pp.937-943
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    • 2016
  • Vertical velocity is critical in many areas, such as the control of unmanned aerial vehicles, fall detection, and virtual reality. Conventionally, the integration of GPS (Global Positioning System) with an IMU (Inertial Measurement Unit) was popular for the estimation of vertical components. However, GPS cannot work well indoors and, more importantly, has low accuracy in the vertical direction. In order to overcome these issues, IMU-barometer integration has been suggested instead of IMU-GPS integration. This paper proposes a new complementary filter for the estimation of vertical velocity based on IMU-barometer integration. The proposed complementary filter is designed to minimize drift error in the estimated velocity by adding PID control in addition to a zero velocity update technique.