4. Phase measurement with wattmeter
This method is still used in conventional metrology, as it is very simple to use and requires standard equipment.
The assembly is shown in figure 24 a.
The wattmeter W measures the active power P consumed by the load, while the ammeter I and voltmeter V measure the apparent power S = V I. The rectangular diagram of the three power vectors (figure 24 b ) defines the power factor:
There are many complaints about this result: the devices' own consumption...
Exclusive to subscribers. 97% yet to be discovered!
Already subscribed? Log in!
Phase measurement with wattmeter
Electrodynamic phasemeter
Article included in this offer
"Electronic measurements and tests"
(
80 articles
)
Updated and enriched with articles validated by our scientific committees
A set of exclusive tools to complement the resources
References
Exclusive to subscribers. 97% yet to be discovered!
Already subscribed? Log in!
