Women Talk as Understood by Men
FINE. A word used by women to end an argument when they are right and you need to shut up FIVE MINUTES. If she is getting dressed, that means one-half …
Hardwired vs Software Interlocks
As an Electrical Engineer, I am biased to hardwired interlocks. I don’t have any doubts software can be very efficient particularly during normal operating conditions, not to mention the speed …
Filipinos to Suffer Extended Blackouts Again?
During the term of the late Pres. Cory Aquino, Filipinos suffered the worst ever power shortage. The energy reserve on the power grid is below the acceptable limit due to …
Circuit Breaker Time-Current Characteristic Curve Made Easy
Circuit breakers time-current characteristic curve could be shaped to allow adjustment of individual circuit breakers for proper coordination between upstream and downstream protective devices. The basic adjustable functions are: Continuous …
Energy Efficiency, Global Warming and Total Cost of Ownership
Global warming is enivetable unless people and government takes more serious steps toward the implementation of laws and regulation to reduce carbon emissions into the atmosphere. In the long term, …
Power Factor Correction and Engergy Efficiency
There are so many ways to increase energy efficiency. The use of energy efficient motors, variable speed drives or energy efficient lighting are some methods to increase system efficiency. These …