Two Minute Tips
Machine Train: Pumps and Fans
Continuing the focus on the machine train analysis tools of the Emax Current Demodulation technology, we will discuss pumps and fans.
- Noah Bethel
- PdMA Corporation
Low Power Factor
Motors are designed to operate between 50 and 100% of rated load…
- Richard Scott
- ALL-TEST PRO
Machine Train: Belts
Continuing the focus on the machine train analysis tools of the EMAX Current Demodulation technology, this tip discusses belts...
- Noah Bethel
- PdMA Corporation
Machine Train: Gears
This quick tip focuses on the machine train analysis tools of the EMAX Current Demodulation technology starting with gears...
- Noah Bethel
- PdMA Corporation
Special Application Motors: DC Motor
There are three types of DC motors: Series, Shunt, and Compound. They are similar in the components they have, but dissimilar in the way the field coils are connected...
- Noah Bethel
- PdMA Corporation
Special Application Motors: Wound Motor Rotors
Many industrial applications require three-phase motors to operate at variable speeds...
- Noah Bethel
- PdMA Corporation
Rotor Evaluation Using MCEMAX®: In/Rush-Start/Up
The start-up of a motor is a stressful event. High current, rapid temperature rise and mechanical stress all create a perfect environment to evaluate the health of your rotor and expose any hidden anomalies...
- Noah Bethel
- PdMA Corporation
Rotor Evaluation Using MCEMAX®: Pole-Pass Frequency (Fp)
Rotor bars on the rotor of a squirrel cage induction motor act as a shorting mechanism to the magnetic flux emitted from the steel rotor laminations...
- Noah Bethel
- PdMA Corporation
Rotor Evaluation Using MCEMAX® – Fp Frequency
Pole-pass frequency (Fp) sideband evaluation is one of the more established methods of rotor evaluation utilizing the current signature analysis test...
- Noah Bethel
- PdMA Corporation