An S4 class to represent technology
name
A short name of the technology, also used in GAMS and GLPK
description
Detailed description
type
A character string to distinguish various types of technologies (optional)
sector
A character string to assotiate the technology with a particular sector (optional)
enbal
A reserved name to refer the technology to a certain part of energy balance (optional)
color
A color to represent the technology with graphical functions (in development)
input
unfinished...