Experiment project
1. DC motor experiment
a), recognize experiments
b) DC generator
c) DC shunt motor
d) DC motor start: series resistance start, reduction voltage start
e) The method of DC motor change veer
f) DC motor speed regulation characteristic experiment: change the armature loop in resistance, excitation circuit in a resistance, to reduce the armature voltage
2. Single-phase transformer experiment
a) Single-phase transformer variable ratio K
b) Single-phase transformer no-load experiment, acquisition transformer no-load data IO, PO and UO.
c) Single-phase transformer short-circuit experiment, acquisition transformer short-circuit data UK, IK and RK.
d) Single-phase transformer load experiment, acquisition transformer load data UZ = f (IZ).
3. Three-phase transformer experiment
a) Three-phase transformer winding polarity measurement
b) Three-phase transformer coupling group measurement
4. Asynchronous motor experiment
a) Three-phase winding asynchronous motor stator resistance test
b) Three phase asynchronous motor no-load experiment: acquistion no-load voltage U0, current I0, three-phase power P0, draw no load characteristic curve
c) Three phase asynchronous motor short circuit experiment: acquistion shorted UK voltage, current IK, power PK, draw short circuit characteristic curve
d) Calculate three phase asynchronous motor parameter
e) Mechanical properties of three phase asynchronous motor in various operation conditions
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