MTS
354.20
15년
주장비
시험
기계가공·시험장비 > 재료물성시험장비 > 진동내구시험장비
2019-12-26
1,931,615,068원
원
원전 기기의 내진성능 검증을 위한 6자유도 내진 진동 테이블로
100Hz 이하의 x,y,z 방향 모션 및 3축 회전운동을 모사할 수 있는 장비
장비의 구성은 6개의 유압엑추에이터로 구성된 table 시스템, 컨트롤러, 유압공급장치, 시험기의 진동이 바닥에 전달되지 않게 격리시키는 리엑션 질량으로 구성
1. Multi Axial Simulation Table System
1) System Performance
- Max Payload : 2,000kg or higher
- Simulation Frequency
・Bare Table : 0.8 ~ 100 Hz or wider
・Max. Payload : 0.8 ~ 100 Hz or wider
- Linear Displacement
・Vertical : ±140 mm or longer
・Lateral : ±110 mm or longer
・Longitudinal : ±110 mm or longer
- Angular displacement
・Roll – Rotation about the longitudinal (X) axis : ±8 deg or bigger
・Pitch – Rotation about the lateral (Y) axis: ±8 deg or bigger
・Yaw – Rotation about the vertical (Z) axis: ±6 deg or bigger
- Linear Velocity
・Vertical : 1.5 m/s or faster
・Lateral : 1.3 m/s or faster
・Longitudinal : 1.3 m/s or faster
- Angular Velocity
・Roll : 75 deg/s or faster
・Pitch : 70 deg/s or faster
・Yaw : 50 deg/s or faster
- Acceleration with Bare Table
・Vertical : 20 g or higher
・Lateral : 15 g or higher
・Longitudinal : 15 g or higher
- Acceleration with Max. Payload
・Vertical : 6 g or higher
・Lateral : 4.5 g or higher
・Longitudinal : 4.5 g or higher
2) Performance of single Hydraulic Actuator
- Peak Force : 60 kN or higher
- Dynamic Stroke : 200mm or longer
- Full stroke coaxially mounted LVDT
- Three stage servo-valve shall be mounted.
3) Table
- Table must be made of aluminum alloy.
- Table structure shall be designed to work with system rated to 100 Hz maximum operating frequency.
- Size : 2.2m x 2.2m or bigger
- Mounting Pattern : 100mm x 100mm
- Mounting Hole Size : M12 x 1.75
2. Digital Control System and Software
1) Controller
- Number of control channel should be 6 channels.
- 48 analog input channel should be included. It should be able to extend upto 64 channels.
3. Hydraulic Distribution System
1) Hydraulic Power Unit
- Flow Rate : 650 LPM or more
- Operating Pressure : 210 bar
4. Reaction System
1) Seismic Mass (Reinforced concrete)
- The purchaser will prepare the 12(W)m x 10(D)m x 4.1(H)m concrete pit as the building construction dimension.
- Min. size of reaction mass : 8(W)m x 7(D)m x 3.0(H)m and 360 Ton or more
- Use anchor location plate.
- HD19 steel reinforced bar with 30 cm x 30 cm x 30 cm cubic structure
- KS 25-270-12 concrete
- System layout shall be provided at bid to evaluate the technical specification.
2) Air Suspension
- Minimum 16 air bags shall be installed.
- Model : CFM GRB2480-1200ZV
- Vertical, rotating natural frequency : lower than 1 Hz