- Formulas related to DC shunt motors include123:
- V = supply voltage
- I = current flowing towards the motor (input current)
- Eb = induced EMF in armature (back EMF)
- Ia = armature current
- Ish = field current (shunt current)
- Rsh = net effective resistance of field winding (shunt resistance)
- Ra = armature resistance
- IL = line current drawn from the supply
- Ish = V / Rsh (shunt field current)
Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.DC Shunt Motor Equation (Relation Between Back EMF and Armature Current)
- V= supply voltage
- I= Current flowing towards the Motor called input current
- Eb = Induced EMF in armature called Back EMF
www.electricaldiary.com/2022/03/DC-Shunt-Motor …The input voltage V is equal to the voltage across the armature and field winding. IL is the line current drawn from the supply. The line Current is divided into two paths, one through the field winding and other through the armature. IL = Ia + Ish where, Ia = Armature current Ish = Shunt field current Ish = V / Rshelectricalengineering123.com/dc-shunt-motor-defini…The applied voltage (V) is equal to the Ia*Ra voltage drop plus back EMF (Eb). V = IaRa + Eb ———– (1) Ia = Itotal- Ish ——— (2) V = Eb+ (Itotal-Ish)Ra —– (3) The field current is ; Ish= V/ Rsh ———— (4) Where, Rsh- The Resistance of field winding The field current remains constant for a fixed applied DC voltage (V).www.electricalvolt.com/dc-shunt-motor-constructio… - People also ask
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