목차

목 차
목차 Ⅰ
그림 목차(List of Figure) Ⅲ
표 목차(List of Table) Ⅴ
제 1장 서론 1
1.1 연구 배경 및 필요성 1
1.2 연구 목적 3
제 2장 연구 동향 5
2.1 자기부상 열차 5
2.2 자기부상 컨베이어 시스템 8
2.3 자기부상 수동형 이송자 시스템 9
2.4 초정밀 자기부상 물류 이송장치 11
제 3장 부상 제어 17
3.1 부상력 17
3.1.1 전자석 모델링 17
3.2 부상 제어 20
3.2.1 부상 제어 구조 20
3.2.2 전류 제어기(Inner loop) 22
3.2.3 공극 제어기(Outer loop) 25
3.2.4 부상 제어 28
제 4장 Offset 추정 알고리즘 31
4.1 필요성 및 성립 조건 31
4.2 알고리즘 33
제 5장 시뮬레이션 37
5.1 MATLAB/Simulinlk 37
5.2 Offset 추정 알고리즘 39
제 6장 결론 43
6.1 연구내용 요약 및 결론 43
6.2 추후 연구 44
Reference 45
ABSTRACT 46
감사의 글 48
그림 목차(List of figures)
Fig. 2.1 Maglev Train in Germany ‘Transrapid(TR)’ 6
Fig. 2.2 Maglev Train in Korea ‘ECOBEE(110km/h urban class)’ 6
Fig. 2.3 Maglev Train in Korea ‘SUMA550(550km/h high-speed class)’ 7
Fig. 2.4 Maglev conveyor system 8
Fig. 2.5 Picture of the 1st passive Maglev carrier system 10
Fig. 2.6 Conceptual diagram of passive Maglev carrier system 10
Fig. 2.7 Conceptual diagram of Magnetic Levitation Transport System 12
Fig. 2.8 Carrier conceptual diagram of Magnetic levitation Transport System 12
Fig. 2.9 Transport System gap sensor and electromagnet 13
Fig. 2.10 Schematic diagram of the Magnetic Levitation Transport System 14
Fig. 2.11 Output characteristic of gap sensor 15
Fig. 3.1 Model of the magnet system 17
Fig. 3.2 Levitation control system configuration diagram 20
Fig. 3.3 Conceptual block diagram of levitation control 21
Fig. 3.4 Block diagram of current control 22
Fig. 3.5 Root locus of current control 23
Fig. 3.6 Bode plot of open loop about current control 24
Fig. 3.7 Bode plot of closed loop about current control 24
Fig. 3.8 Block diagram of gap control 25
Fig. 3.9 Root locus of gap control 26
Fig. 3.10 Bode plot of open loop about gap control 26
Fig. 3.11 Bode plot of closed loop about gap control 27
Fig. 3.12 Block diagram of levitation control 28
Fig. 3.13 Root locus of levitation control 29
Fig. 3.14 Bode plot of open loop about levitation control 30
Fig. 3.15 Bode plot of closed loop about levitation control 30
Fig. 4.1 6 degrees of freedom 31
Fig. 4.2 Static levitating state of step 1 34
Fig. 4.3 Static levitating state of step 2 34
Fig. 4.4 Calculation of #4th sensor 36
Fig. 5.1 Block diagram of MATLAB/Simulink controller 37
Fig. 5.2 Input of install error 39
Fig. 5.3 Simulation result with error 39
Fig. 5.4 Simulation result of MATLAB/simulink 40
Fig. 5.5 Error between simulation and input data 41
Fig. 5.6 Simulation result of entered error 42
표 목차 (List of tables)
Table 2.1 Specification of the sensor module 16
Table 3.1 Parameters of the levitation test setup 19
Table 3.2 Result of current control stability 23
Table 3.3 Result of gap control stability 25
Table 3.4 Result of levitation control stability 28