Synthesis and Implementation of a Multiport Dual Input-Dual Output Converter for Electric Vehicle Applications

Table 1

Modes of operation of the proposed DIDO converter.

No. of states

Input sources

Switches

Inductors

Diodes

Battery

Capacitors

Outputs

S1

S2

S3

L1

L2

D1

D2

Vbat or Cb

C0

C1

V0

V01

Mode 1

Vpv or Vdc

✓

—

✓

C

C

—

—

—

D

D

Boost

Boost

—

✓

—

D

D

✓

✓

—

C

C

Mode 2

Vpv or Vdc

✓

—

✓

C

D

—

—

C

D

D

Boost

Boost

—

✓

—

D

C

✓

✓

C

C

C

Mode 3

Vbat

—

—

✓

—

C

—

—

D

D

D

Boost

Boost

—

✓

—

—

D

—

✓

D

C

C

Mode 4

Vpv and Vbat

✓

—

✓

C

C

—

—

D

D

D

Boost

Boost

—

✓

—

D

D

✓

✓

D

C

C

Mode 5

During regeneration

—

✓

—

—

C

—

✓

C

D

D

Buck

Buck

—

—

✓

—

D

—

—

C

C

C