Convert wrl to rvm

What is the difference between .wrl and .rvm?

Name: Virtual Reality Modeling Language (VRML) File; AVEVA Plant Design Management System Model

Description: Three-dimensional world, scene, or object based on the Virtual Reality Modeling Language (VRML); may be a standalone 3D file or may be integrated into a Web page; most VRML files let the user navigate the 3D world using the keyboard and/or mouse.; RVM data files are related to AVEVA PDMS. RVM file is an AVEVA Plant Design Management System Model. AVEVA’s Plant Design Management System (PDMS) is the most popular 3D design system using data-centric technology for managing projects.