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Dual Active Bridge (DAB) Bidirectional Power Transfer & Phase Shift (φ) Calculator

Easily calculate and compute dual active bridge (dab) bidirectional power transfer & phase shift (φ) calculator with accurate equations, live formulas, and expert guidance.

Input DC bridge voltage.

Output DC bridge voltage.

Transformer primary-to-secondary turns ratio.

Power transfer inductance (transformer leakage + external inductor).

Operating PWM switching frequency.

Phase shift between primary and secondary bridge square waves (-90° to +90°).

Calculated Result
7.11 kW

Transferred Power (P)

Transferred Power (P)

7.11 kW

Transferred Power K W

7.11

Maximum Theoretical Power K W

12.8

Voltage Conversion Ratio M

0.96

Power Transfer Direction

Forward (Primary -> Secondary)

7.11 — kW

Calculation Breakdown

  1. Applied FormulaCalculates bidirectional power throughput, maximum transfer capacity, and phase shift angle for isolated Dual Active Bridge (DAB) DC-DC converters in EV charging and microgrids.P = \frac{V_1 V_2'}{\omega L} \phi \left(1 - \frac{|\phi|}{\pi}\right), \quad P_{max} = \frac{n V_1 V_2}{8 f_{sw} L}

DAB Converter Power & Phase Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.01.83.65.37.1Transferred Power (P)

What Is the Dual Active Bridge (DAB) Bidirectional Power Transfer & Phase Shift (φ) Calculator?

This tool computes dual active bridge (dab) bidirectional power transfer & phase shift (φ) calculator with high precision arithmetic.

How Does the Dual Active Bridge (DAB) Bidirectional Power Transfer & Phase Shift (φ) Calculator Work?

Calculates bidirectional power throughput, maximum transfer capacity, and phase shift angle for isolated Dual Active Bridge (DAB) DC-DC converters in EV charging and microgrids.

Dual Active Bridge (DAB) Bidirectional Power Transfer & Phase Shift (φ) Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

P=V1V2′ωLϕ(1−∣ϕ∣π),Pmax=nV1V28fswLP = \frac{V_1 V_2'}{\omega L} \phi \left(1 - \frac{|\phi|}{\pi}\right), \quad P_{max} = \frac{n V_1 V_2}{8 f_{sw} L}

Calculates bidirectional power throughput, maximum transfer capacity, and phase shift angle for isolated Dual Active Bridge (DAB) DC-DC converters in EV charging and microgrids.

How to Use the Dual Active Bridge (DAB) Bidirectional Power Transfer & Phase Shift (φ) Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Dual Active Bridge (DAB) Bidirectional Power Transfer & Phase Shift (φ) Calculator Example

Input Values:

primaryVoltageV1:400
secondaryVoltageV2:48
transformerTurnsRatioN:8
seriesLeakageInductanceUH:15
switchingFrequencyKhz:100
phaseShiftAngleDeg:30
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required kW.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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