New Technologies in Data Acquisition

New Technologies in Data Acquisition

Agenda Introduction to PC Based Data Acquisition New Technologies in Data Acquisition 1. New Bus Technologies 2. Signal Conditioning, Timing and Synchronization Introduction to Technical Data Management & DIAdem

PC-Based Data Acquisition Transducer Signal Signal Conditioning Data Acquisition Software

PC-Based Data Acquisition (DAQ) Gas Turbine Engines NASA James Webb Space Telescope HIL Simulation for Hybrid Cars Bridge Health Monitoring

Acquire Analyse Present

Abstract Complexity with NI LabVIEW & NI-DAQmx Software API supports a wide variety of languages Only need to know one language Additional development tools MAX, Simulated devices, DAQ Assistant

Measuring Analog Input Signals Important Factors to Consider: Architecture Multiplexed Simultaneous sampling Sampling rate Resolution Signal conditioning Analog Input To PC

DAQ Solution for Your Application

Utilizing the Latest Technologies in DAQ New Bus Technologies Signal Conditioning, Timing and Synchronizing Technologies

New Bus Technologies

Simplicity The Convenience of USB Plug and play Wide Adoption 2.1 billion USB devices by 2009 1 4 USB ports per PC 2 1 Electronics.ca Research Network, Feb 2005 2 PC Magazine.com, Dec 2005

Speed (Mbits/S) USB Evolution 100000 10000 1000 USB Ethernet PC Buses PCI 32/33 PCI Express Gigabit Ethernet 100 ISA 100 Mbit Ethernet USB 2.0 10 1 10 Mbit Ethernet USB 1.1 1986 1988 1990 1992 1994 1996 Year 1998 2000 2002 2004 2006

NI Signal Streaming Performance Improvement

Channel Count 256 NI USB Data Acquisition High-Performance X Series NI CompactDAQ Bus Powered M Series 3.2 MS/s Throughput Up to 2300V Isolation 8 Low Cost 250kS/s 1.25Mhz Analog Input Up to 4 AO Up to 48 digital I/O 32-bit counters Hot-swappable modules AI, AO, and DIO modules available 32-bit counters As low as $95 16-bit AI/AO DIO Advanced Timing and Synchronization technology DIO Analog In MIO Hi-Speed Analog Sensors & Isolation

Portable USB NI CompactDAQ Hi-Speed USB 2.0 Mix and Match over 50 Modules Built-in Signal Conditioning Direct Sensor Connectivity Hot-Swappable Modules

CompactDAQ Timeline CompactRIO Wi-Fi DAQ Ethernet CompactDAQ 2004 2006 2008 2009 2010 2011 USB DAQ CompactDAQ CompactDAQ Gen 2 USB/ENET/WLS Gen 2

Ethernet Data Acquisition Cabling length up to 100m per segment Network topologies One-to-Many Direc t Host Computer WAP VPN Switch/Router

Zero Configuration Networking Standards Wikipedia: Zero configuration networking allows inexpert users to connect computers, networked printers, and other network devices and expect a functioning network to be established automatically. Link-Local Addressing Automatic IP without a DHCP server on the network Multicast DNS Automatic hostname without DNS server on the network DNS Service Discovery Automatic discovery of devices and the services they provide

Ethernet DAQ Demo

Wireless: The Next Bus for Data Acquisition USB Ethernet Wi-Fi CompactDAQ USB DAQ System USB-9xxx USB Carrier WLS-9xxx Wi-Fi Carrier ENET-9xxx Ethernet Carrier WAP Compact FieldPoint WAP CompactRIO Data Acquisition Wireless Programmable Automation Controllers (PACs)

NI Wi-Fi Data Acquisition NI-DAQmx driver software 10/100 Base-T/X Ethernet IEEE 802.11b/g radio Easy to use Secure (IEEE 802.11i) High bandwidth Established infrastructure

Wireless DAQ Demo

Multiple Bus Technologies With Same API Etherne t PXI USB Wi-Fi PCI PXI Express PCI Express

C Series Modular I/O Platform USB NI CompactDAQ USB Carrier Wi-Fi/ENET Carrier NI PXI NI CompactRIO More Than 60 Measurement Modules

Signal Conditioning, Timing and Synchronization Technologies for Challenging Applications

Controller Embedded PC or remote PC / laptop interface Runs all standard software High-Precision PXI Chassis PXI Backplane PCI bus Timing and Synchronization Peripheral Modules

Introduction to NI SC Express: Scalable Data Acquisition Systems

NI SC Express Key Features 1 Increased Accuracy High Bandwidth Up to 24-bit resolution Delta-Sigma A/D converters Anti-aliasing filters per channel 2 PXI Express Dedicated bandwidth/device Dynamic strain measurements ADC per channel 3 Best-in-Class Synchronization 100 MHz reference clock built-in chassis ns synchronization with NI-DAQmx multidevice task Automatic synchronization with DSA & NI X Series 4 Easy to Use Same NI-DAQmx driver as DAQ and DSA New bridge channel types in NI-DAQmx Modules & terminal blocks auto-recognized

NI SC Express Modules Bridge Input NI PXIe-4330 High-Speed Bridge Input NI PXIe-4331 Thermocouple NI PXIe-4353 Isolated Analog Input NI PXIe-4300 Optical Sensing Interrogator NI PXIe-4844

Front Mount Terminal Blocks Auto detection Compatibility checking Hot swappable Screw terminals Strain relief CJC Attenuation

Typical Applications

SC Express Demo

Benefit of SC Express - Synchronization Start simultaneously Correlated Minimum drift

SC Express Architecture Ch 0 Ch n Signal Conditioni ng Signal Conditioni ng Device 1 24-bit Σ 24-bit Σ FPGA Digital Filtering Clock 100/Synch 100 STCIII PCI Express PHY PXI Express Bus PXI Express Timing Device 2 Device n

Multidevice Synchronization NI DAQmx multidevice task with multiple measurement types Automatically synchronizes modules with < 50 ns skew

Comparing Synchronization Technologies Precision 10-12 sec 10-9 sec 10-6 sec 10-3 sec Signal-based PXI Multichassis IRIG-B Time-based GPS sec <10-4 m 10-2 m 10 0 m 10 1 m 10 2 m 10 3 m 10 4 m 10 5 m Global Proximity

Variety of DAQ Solutions Available

The Data Challenge We can create and collect complex data at tremendous rates, but unless we can manage and analyze that data, it's useless. Ron Musick, former lead researcher at Lawrence Livermore National Laboratory

If data is so valuable why use financial tools to extract engineering intelligence?

Traditional Postprocessing Tools Have No Built-In Workflow Original Data ASCII Overhead Calculations Graphs Formatting Macros

NI DIAdem uses Independent Components Raw Data Inspect Analyze Report Automate

What is NI DIAdem? Ready to use data search and mining Easy, flexible access to databases and files Interactive analysis and report generation Automation through VBScript

DIAdem Software to Interactively Manage, Search, Analyze and Report Data and for Automated Data Processing Post processing software for scientists, engineers, and researchers Ready to use data search and data mining without expensive IT effort Easy and flexible access to both data bases and files Interactive analysis and report generation (PDF, HTML, PPT ) Turn-key applications based on VBScript and custom user interfaces

QUESTIONS?

SUMMARY Advancements in PC Based Data Acquisition Different Bus Technologies Signal Conditioning, Timing and Synchronization Technical Data Management