대형 진동삼축압축 시험기

 

대형 진동삼축압축 시험기

 

2013. 08

영신컨설턴트 (02) 529 8803

 

용도 : 입경이 큰 철, 자갈 진동시험, 아스팔트 삼축압축시험, 정적, 진동삼축시험

 

Load ranges 연직하중 : 100kN (10톤) Load frequency 주파수 : 10Hz 선택 Load ranges 연직하중 : 250kN (20톤) Load frequency 주파수 : 2.5Hz 시료규격 : 600mm height 높이 300mm diameter 직경 Custom sizes on request Volume change measurement 체적변화 측정 Inner cell ‘HKUST’ type

 

 

GDS DCS – Digital Control System 진동측정 제어

16 bit data acquisition (A/D) and 16 bit control output (D/A), GDS DCS high speed digital control system는 10kHz로 제어하고 1Hz에 10,000 control points per cycle.

 

Technical specification

연직이동거리 Displacement range = 100mm

연직변위 해상도 Displacement resolution 16bit (i.e. <2μm)

연직변위 정확도 Displacement accuracy <0.15% (i.e. <0.15mm)

하중 Axial force resolution 16bit (i.e. <1.5N for 40kN load cell)

Axial force accuracy = <0.1% of load cell range (i.e. 10N for 100kN load cell)

초당 제어측정 Control data points = 10,000points/sec

최대 자료 저장 Maximum saved data points = 100points/cycle

 

Load frame Direct closed-loop dynamic control of axial displacement or axial force to 10Hz, sinusoidal, triangular or user defined waveform. ASTM Designation D3999-91 "Standard Test Methods for the Determination of the Modulus and Damping Properties of Soils Using the Cyclic Triaxial Apparatus"   Triaxial cell 로드셀 internal submersible load cells ranges of 8, 16, 25, 32, 64, 128, 250kN   Double acting ram system 300mm diameter x 450mm height test specimen. Other sizes can be catered for by interchangeable base pedestals and triaxial extension top caps. Simple access for transducers, valves and pipe work via 12 port transducer ring.

 

 

유압팩 GDS Hydraulic Power Unit 공급압력 25MPa으로 연직하중 변위 제어하고 상부 보를 상하이동시킨다. control valves, gauges, pressure and return line microfilters and water cooled heat exchanger 포함. All electrical items are wired to a control box containing motor starters and fail safe shutdown interlocks, with local or remote control. Typical oil flow = 36litre/min, electrical power = 18.5kW, 380V 3-phase, 50Hz, cooling water flow = up to 25litre/minute. 소음 <75 dB(A) at >5m, and <90 dB(A) at >1m