scholarly journals The hydraulic test system based on virtual instrument technology

2015 ◽  
Author(s):  
Peng Sun ◽  
Hongwei Wang ◽  
Zeping Ding ◽  
Nan He ◽  
Dawei Yin
Keyword(s):  
Virtual Instrument ◽  
Test System ◽  
Hydraulic Test ◽  
Instrument Technology

Design of Mechanical Vibration Test System Based on Virtual Instrument Technology

2011 ◽  
Vol 322 ◽  
pp. 291-295 ◽  
Author(s):  
Hua Zhao
Keyword(s):  
Data Acquisition ◽  
Virtual Instrument ◽  
Mechanical Vibration ◽  
Domain Analysis ◽  
Test System ◽  
Acquisition Time ◽  
Vibration Test ◽  
Time Frequency ◽  
Development Platform ◽  
Instrument Technology

With piezoelectric acceleration sensor, charge voltage filter amplifier, data acquisition card, PC and vibration experiment table for hardware development platform, and LABVIEW for software development platform, virtual instrument technology was applied to the design of mechanical vibration test system. This test system mainly consists of data acquisition, time domain analysis, amplitude domain analysis, frequency domain analysis, time-frequency analysis module. Experimental results indicate: The system not only can perform real-time data acquisition of multiple channels signal, waveform display, data storage, signal analysis, playback measurement and output printing etc, but also has good expansibility, high speed, high accuracy and friendly interface. It is suitable for engineering personnel and laboratory use.

Implementation of an Intelligent Integrated Detection System Based on Virtual Instrument for Different Missiles

2012 ◽  
Vol 490-495 ◽  
pp. 1063-1065 ◽  
Author(s):  
Xiao Long Zhang ◽  
Zhi Min Yao ◽  
Hong Yun Wang
Keyword(s):  
Virtual Instrument ◽  
Signal Analysis ◽  
Detection System ◽  
Test System ◽  
Software Implementation ◽  
Prototype System ◽  
Practical Applications ◽  
Automatic Test System ◽  
Instrument Technology ◽  
Integrated Detection

Aiming at the intelligent integrated detection System for test and measurement of many different missiles, utilizing the data acquisition technology, virtual instrument technology and signal analysis technology synthetically, in this paper, we introduced the system architecture and accomplished the hardware design and software implementation. Practical applications of the prototype system have proven that this intelligent integrated detection system has more powerful functions, better interaction and more convenient operation than the traditional automatic test system(ATS), it have met the needs of test and measurement of several different missiles

The Measurement and Analysis of Torsional Vibration for Rotating Machinery

2013 ◽  
Vol 365-366 ◽  
pp. 750-753
Author(s):  
Wei Hao Yao ◽  
Ke Gang Zhao
Keyword(s):  
Torsional Vibration ◽  
Virtual Instrument ◽  
High Speed ◽  
Test System ◽  
Rotating Machinery ◽  
Detection Scheme ◽  
Frequency Detection ◽  
Measurement And Analysis ◽  
High Speed Data ◽  
Instrument Technology

In this paper, the virtual instrument technology is used in torsional vibration study to create a set of torsional vibration natural frequency detection scheme for rotating machinery which is based on the characteristics of controllable one-way overrunning clutch. Also, a test system that is highly sampling frequency, good accuracy and fast data processing capability is developed. This system consists of high-precision dynamic torque sensor, microprocessor-based high-speed data relay module, IPC-based workbench. Finally, the measured results and the calculated results were compared, and it shows that the measured and the calculated results come very close.

Design of Test System for Performance of the Car Vacuum Booster Based on Virtual Instrument Technology

2011 ◽  
Vol 268-270 ◽  
pp. 1902-1908
Author(s):  
Da Ming Huang ◽  
Chun Lan Yang ◽  
Ling Fang Wu ◽  
Zhi Feng Ma ◽  
Qi Hong Yao
Keyword(s):  
Virtual Instrument ◽  
Digital Signal ◽  
Pressure Control ◽  
Work Conditions ◽  
Test System ◽  
National Standard ◽  
Hydraulic Pressure ◽  
Advanced Technique ◽  
Instrument Technology ◽  
In Virtue Of

Vacuum booster is an important assembly part of the auto brake system．It influences the driving security directly so that it must be tested whether it reaches the design target and the related standards before leaving factory or in servicing in order to eliminate the driving danger．The virtual instrument based on LabVIEW is a kind of advanced technique with powerful analytical ability, flexible configure and rich tool modules providing many advantages for engineering test in virtue of computer and digital signal processing．The thesis based on its advantage to teat the performance of vacuum booster in a simulated work conditions, which is based on the National Standard of GB12676-1999, QC/T 307-1999 and QC/T 308-1999.The test system has been designed with the integration of hydraulic pressure control technology, data acquirisition technology, electro mechanics and virtual apparatus．The result indicated that the test system was reliable and the data acquirisition was accurate．Especially, the system could simulate the instance of auto in the state of long slope braking or frequent braking and has certain superiority compared with existing equipment．

Cavity Beam Position Monitor Test System Based on Virtual Instrument

2013 ◽  
Vol 333-335 ◽  
pp. 2354-2357
Author(s):  
Bao Peng Wang ◽  
Yong Bin Leng ◽  
Wei Min Zhou ◽  
Lu Yang Yu ◽  
Ying Bing Yan
Keyword(s):  
Virtual Instrument ◽  
Processing System ◽  
Test System ◽  
Beam Position Monitor ◽  
Signal Processing System ◽  
Beam Position ◽  
Instrument Control ◽  
Instrument Technology ◽  
Soft Architecture ◽  
Cavity Beam Position Monitor

Based on the virtual instrument technology, a dedicated test system has been developed for cavity beam position monitor (CBPM). The system consists of commercial nanopositioning stage and its controller, the analog output DAQ card based on PXI and network analyzer. In the LABVIEW environment, software which implemented function of instrument control and data acquisition based on virtual instrument soft architecture (VISA) has been developed. Experimental results illustrated that the test system achieved positioning precision of sub micron which meets requirement of test of CBPM. Also it could serve CBPM signal processing system.

Research on Automatic Test System of Radar Board Based on Virtual Instrument Technology

2011 ◽  
Vol 121-126 ◽  
pp. 2002-2005 ◽  
Author(s):  
Wei Ming Du ◽  
Cai Bin Liu
Keyword(s):  
Virtual Instrument ◽  
Test System ◽  
Automatic Testing ◽  
Testing System ◽  
Automatic Test ◽  
Automatic Test System ◽  
Program Language ◽  
Instrument Technology ◽  
Labview Program ◽  
Automatic Testing System

Following the test work is difficult and complex in the modern radar maintenance support, the automatic testing of radar board is necessary for the radar maintenance man. A automatic test system of radar board based on virtual instrument technology is discussed. The system used PXI bus technology and Labview program language. The design of automatic testing system is given, its hardware solution and software solution is designed. And finally the reliability and expansibility of system design is discussed at last.

Development of Automatic Test System of Rig Comprehensive Performance

2013 ◽  
Vol 664 ◽  
pp. 1082-1086
Author(s):  
Fen Lei Dai ◽  
Hai Rong Pang ◽  
Wen Qiang Xie
Keyword(s):  
Coal Mining ◽  
Virtual Instrument ◽  
Performance Testing ◽  
Test System ◽  
Automatic Test ◽  
Automatic Test System ◽  
Comprehensive Performance ◽  
Hardware Configuration ◽  
Instrument Technology ◽  
Operation Results

The rig is widely used in coal mining production, its research and development, manufacture and use are required to test the performance indicators. For this, the paper researches and developments the comprehensive performance automatic test system in coal mining rig by using virtual instrument technology, and detailedly discussed the hardware configuration and software design scheme of the test system. After a hundred sets of various types testing and inspection of rig, the operation results shows that the automatic test system can meet the various performance parameters’ testing requirements of the split and crawler rigs, and greatly simplify performance testing program of rig, improve the test efficiency.

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