Patent ID: 7797661

Claim:
A physically tangible computer-readable medium having computer-readable instructions for performing a method of describing and managing properties of an electrical device, the method comprising: generating a graphical user interface (GUI); receiving information about components of the electrical device through the GUI; generating a metadata text file describing the electrical device using the received information, the metadata text file being written in a metamarkup language and comprising component elements describing the components of the electrical device, respectively, the component elements being arranged in a hierarchical format that corresponds to the physical arrangement of the components in the electrical device; and storing the generated metadata text file; and wherein the component elements comprise a first component element describing a first component of the electrical device and a second component element describing a second component of the electrical device, the first component element having first information associated therewith and the second component element having second information associated therewith, the first information describing a property of the first component and including a variable having a value located in the second information associated with the second component element; and wherein the electrical device comprises a transformer, the first component comprises a winding, and the first information in the first component element comprises a formula for determining the voltage drop across the winding.