Atec National-Instruments-NI-ELVIS - Manual (Page 5)

Description
The QNET Rotary Inverted Pendulum offers
students the opportunity to balance a vertical rod at
the tip of a rotating arm using a DC motor. This is a
classic pendulum control experiment that can now
be performed using the NI ELVIS Workstation &
LabVIEW software.
QNET - 011: Rotary Inverted Pendulum
Key Features
Reliable & Versatile
• Durable DC servo motor
• Built-in power supply
• High resolution optical encoders
to sense positions
Convenient
• Plug-and-play design facilitates
quick & easy lab setup
• Compact & easy to store
Comprehensive
• Covers a wide range of
curriculum topics
• Complete documentation
provided through user manuals
and setup guides
Compatible
• Full compatibility with NI ELVIS
& LabVIEW
• Full compatibility with NI
LabVIEW Report Generation
Toolkit
Practical Controller
Implementations
• Unstable systems
• Tracking Control & Regulation
• Full State-Feedback
• Observer Design &
Implementation
• Disturbance Rejection
• System Modeling & Simulation
• Pole-Placement Technique
• Root Locus Design
• Nyquist Stability
• Non-Minimum Phase
• Limit Cycle
• Real-Time Control
• Discrete Time Sampling
• System Identification
• Multivariable Control Design
Product Information Sheet QNET - 011 - page 1 - rev. B
System
Parameters
Interfacing to
the NI ELVIS
Workstation
Motor
Torque constant 0.052 Nm/Amp
Terminal resistance 10.6 Ohm
Terminal Inductance 0.82 mHenry
Rotor Inertia 11.6 gm-cm2
Max Torque 0.07 Nm
Linear Amplifier
Gain
2.0 V / V
Max output voltage 15 V
Max current 1.5 Ampere
Max output power 22 Watt
Max dissipated power (with heat sink) Rload = 4 Ohm 8 Watt
Current sense resistor
Current sensitivity
2.0 Volt / Amp
Encoders
Lines per revolution
1024 Lines
Resolution- Quadrature 0.0879 Deg / count
Type TTL
Signals A, B
Pendulum
Pendulum Length
21 cm.
Pendulum Mass 20 grams
Coupling Arm Length 9 cm.
NI E-Series DAQ Signal range Signal
Inputs
Analog input #0
± 10 V Current measurement
Counter #0 TTL Motor Encoder
Counter #1 TTL Pendulum Encoder
Output
Analog output #0
± 10 V Amplifier command
The following connections are automatically achieved when the QNET-011 system is plugged in:
Specifications subject to change without notice
QUANSER ENGINEERING TRAINERS
FOR NI ELVIS (QNET)
With Quanser the possibilities are infinite + 1 ( 9 0 5 ) 9 4 0 - 3 5 7 5 w w w . q u a n s e r . c o m
Products and/or services referred to herein are trademarks or registered trademarks of Quanser Inc. and/or its affiliates. Other product and company
names mentioned herein are trademarks or registered trademarks of their respective owners. © 2006 Quanser Inc. All rights reserved. Specifications
are subject to change without notice. Errors and omissions excepted.
NEW!
Available in NI-ELVIS
Bundle see ni.com
for pricing!