Patent ID: 7221061

Claim:
A power generation system comprising: a power module having a plurality of corners and an external process module separate from said power module, said external process module housed within a rectangular frame with at least two corners vertically aligned with an equal number of said plurality of corners, and including at least one engine support element, comprising an aftertreatment element having an emissions treating apparatus, connected to said frame, said external process module removably connected to said power module and being configured to reduce or remove a substance from an exhaust of said power module via said aftertreatment element; wherein said power module has a rectangular housing, said housing having a height dimension and a width dimension; said frame of said external process module has unequal height, length and width dimensions, said height dimension of the frame of said external process module being less than said height dimension of the housing of said power module and the width dimension of the frame of said external process module being approximately equal to the width dimension of the housing of said power module; and four corners of said external process module vertically align with four corners of said power module.