Marine Calculator

It is an engineering application which is designed for basic calculations of ship architecture engineering based on class rules, and includes:
Resistance calculator for Displacement and High-Speed vessels,
Propeller, Shaft and Rudder sizing,
Bearing force calculator with jack loading,
Vibration probe to extract natural frequencies of rotary equipment,
Engine Power Estimation and etc.

Suitable for naval engineering and ship architecture students,
Please let me know your valuable comments for improving this application.