CONTROLING ELECTRICAL CURRENT:

TRANSFORMERS

X-RAY CIRCUIT

TRANSFORMERS

MUTUAL INDUCTION

TRANSFORMERS

MUTUAL INDUCTION

TYPES OF TRANSFORMERS:

AIR CORE OPEN CORE CLOSED CORE SHELL TYPE

AIR CORE TRANSFORMER

OPEN CORE TRANSFORMER

CLOSED CORE TRANSFORMER

SHELL TRANSFORMER

TRANSFORMERS

STEP-UP---- V I

STEP-DOWN---V I

STEP-DOWN

STEP-DOWN

STEP-UP

TRANSFORMER LAW

TRANSFORMER LOSSES

COPPER LOSS ( I2R) HYSTERESIS LOSS EDDY CURRENT LOSS

REDUCING COPPER LOSS

HIGH VOLTAGE

REDUCING HEAT IN TRANSFORMER

HYSTERESIS LOSS MAGNETIC LAG

MINIMIZED BY USING SILICON IRON

EDDY CURRENT LOSS

EDDY CURRENTS

EDDY CURRENTS

AUTOTRANSFORMER

SELF-INDUCTION

POLE TRANSFORMER

AUTOTRANSFORMER ( VARIAC)

KVP SELECTOR

AUTOTRANSFORMER

PRIMARY OF STEP-UP

AUTOTRANSFORMER (UP)

AUTOTRANSFORMER (DOWN)

3 PHASE TRANSFORMER

TRANSFORMER LAW

Vs = Ns

Vp Np

% EFFICIENCY OF THE TRANSFORMER

%EFFICIENCY = Pout. / Pinp. x 100%

THE EXPERIENCE OF LIFE ITSELF IS THE REAL TEST……….FOR ANY …..PROFESSION.

W.K. RONTGEN