Online educational resource on achieving indoor environmental quality with radiant based HVAC systems
Not for profit educational resource on indoor environmental quality.
 Bookmark and Share


Control Signals: For additional support visit our visitor services page.
(return to Table of Contents)
 


 

Step Response with a P Controller:
For additional support visit our visitor services page.
 

Note: This page has interactive demonstrations activated with Wolfram CDF player - a free viewing software tool for CDF files. To take full advantage of the educational content below, download the Wolfram CDF player.

This is a step response for a unity feedback system with proportional gain . The plant is second order with poles at -1 and -2, unity DC gain, and no zeros. Adjust to view the effect of the proportional gain on the step response of the closed loop system.

 

Pulse Width Modulation Principle:
For additional support visit our visitor services page.
 

Note: This page has interactive demonstrations activated with Wolfram CDF player - a free viewing software tool for CDF files. To take full advantage of the educational content below, download the Wolfram CDF player.

The demonstration below generates a graphical representation of pulse width modulation (PWM) used for variable frequency AC motor drives (VFDs). The carrier frequency signal is illustrated in blue while the reference signal (sine wave) is green.

Home | Seminars | Solutions | Heating Cafe | Contribute | Online Help | Bean's Blog | About Us | Glossary
Privacy Policy | Legal | Contact Us | Site Map |
Carlson-Holohan Award| Send Us Your Comments

Copyright © 2012 Healthy Heating. All rights reserved.1 2 3
Site developed by WebworX.ca
 
Donate using PayPal, Credit Cards Accepted