Welcome to Control.com, the global online community of automation professionals.
Control.com - Nerds in Control
Member Login
Search
Past & Future Posts
Sponsored Communities
Cool stuff
Neat Stuff
Visit our shop for nerds in control lifestyle products.
Thermal Overload
The threads that wouldn't die...
- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
Fortune
Ducharme's Precept:
Opportunity always knocks at the least opportune moment.
Opportunity always knocks at the least opportune moment.
RSS Feed
Use this link to get an RSS feed of the Control.com article flow, for private, non-commercial use only:www.control.com/rss/
To get a personalized feed, become a member at no cost.
from the electrics department...
Electrical power
Will someone explain to me why the voltage on the supply bus drops temporarily (til the fault is cleared) when there is a fault on the outgoing feeder.
If there is a phase to phase fault will there be voltage drop or rise.
What happens when there is an earth fault between phase and earth? Will the volatage drop??
If there is a phase to phase fault will there be voltage drop or rise.
What happens when there is an earth fault between phase and earth? Will the volatage drop??
From Control Engineering magazine...
Related articles from Control
Engineering magazine
- Hot news in temperature: Industrial thermostat, infrared linescanner
- Growth: Expansions, acquisitions in U.S., abroad
- Learning: Scholarship, research, lectures, online tools, tours help fill engineering skills gap
- Energy efficiency included in U.S. financial bailout package; NEMA likes it
- Employment: Be glad you’re a controls engineer!
- Industrial Ethernet applications in real time
- Listen In: How Enterasys industrial Ethernet switches improve cyber security
- Fluke: How to improve industrial network health at 3 levels
- Integrated systems for energy: Automation helps with production of windmills, oil, gas
- Automation Alliance Group adds Omnicon, MES, motion integration
Above articles copyright 2008 Reed Business Information.
Subject to its Terms of Use.
Your use of this site is subject to the terms and conditions set forth under Legal Notices and the Privacy Policy. Please read those terms and conditions carefully. Subject to the rights expressly reserved to others under Legal Notices, the content of this site and the compilation thereof is © 1999-2008 Control Technology Corporation. All rights reserved.
Our Advertisers
Help keep our servers running...
Patronize our advertisers!
Patronize our advertisers!