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Showing 1 to 6 of 6 for “"National Instruments (NI)"”.
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Individual cell pressure control in an air mattress for the prevention of the pressure sores
… in pressure inside the system to keep it stable. National Instruments (NI) software LabVIEW 8 is used for this purpose. The proposed mattress has an accuracy of approximately 98% and reliability of approximately 96%. Correct operation of the feedback control system to maintain cell pressure in the …
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X-ray microscope performance enhancement through control architecture change
… to improve the performance of nanopositioning devices used on the beamline in Advanced Photon Source (APS) at Argonne National Laboratory (ANL). A prototype device, better known as the Early User Instrument (EUI) was the subject of this work. It consists of X-ray optics stage group that …
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Manufacturing and Instrumentation of an Open End Compressed Air Shock Tube
… of the shock wave. The data was acquired using National Instruments NI PXIe-1071 chassis with a PXI 1088 Embedded Controller as well as three PXI 5114 digitizer cards with the Virtual Instrument coded using LabView. The data was written to a text file that was then transferred to MATLAB for post …
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A human analog for benchmarking vestibular tests in a roto-tilt chair
… are commercially available micro-electro-mechanical systems (MEMS) devices with ranges of ±18g and ±1500^0 /s, respectively. The sensor array is known as a hardware implementation of a vestibular system (HIVeS). Using a mathematical model of vestibular function developed by Chun and Robinson …
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Advanced control techniques and sensors for gas engines with NSCR
… simultaneous reduction of Carbon Monoxide (CO), Nitrogen Oxides (NOx), Total Hydrocarbons (THC), Volatile Organic Compounds (VOC's), and formaldehyde (CH2O). This range is difficult to maintain as transients are introduced into the system. Current fuel control technologies utilizing lambda sensor …
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Development of a synchronisation and video conversion unit for Denel Overberg Test Range's tracking radar
… Overberg Test Range (OTR), defined as the Synchronisation and Video Conversion Unit (SVCU). The SVCU performs the task of baseband video processing, generation of all synchronisation triggers, and timing within the TR. The report is based on the Research and Design (R&D) project conducted at Denel …