DARSHAN INSTITUTE OF ENGINEERING & TECHNOLOGY ELECTRICAL ENGINEERING DEPARTMENT TOPIC: TRANSFORMER-BASICS ENROLLMENT NO: 130540109084 SUBJECT NAME: DC MACHINE & TRANSFORMER SUBJECT CODE: 2130904

Module-3 Transformer

Transformer

Transformer

Transformer

Location of Transformer in Electrical Network

Location of Transformer in Electrical Network

Different Component System in Transformer Electrical Circuit Magnetic Circuit Mechanical Parts Miscellaneous

Classification of Transformer Based on construction Core type Shell type Berry type Based on no. of phases Single phase Three phase Based on operation Step-up Step-down

Classification of Transformer Based on isolation media Air (Dry type) Oil immersed Based on cooling media ONAN (Oil Natural Air Natural) ONAF (Oil Natural Air Forced) Based on installed location Power Transformer Station Transformer Distribution Transformer Instrument Transformer

Working Principle of Transformer

Working Principle of Transformer

Working Principle of Transformer

Core type Transformer

Core type Transformer

Core type Transformer

Core type and Shell type Transformer

Core type and Shell type Transformer

Core type and Shell type Transformer

Core type and Shell type Transformer

Core type and Shell type Transformer

Shell type Transformer

Berry type Transformer

Core Laminations

Core Laminations

Core Laminations

Core Laminations

Core Laminations

Core Laminations

Core Laminations

Core Sections (Stepped Core)

Core Sections (Stepped Core)

Core Sections (Stepped Core)