Patent ID: 7676348

Claim:
A layout design support system for supporting a layout design, including an arrangement of a building and a plurality of equipments within a layout range space of a plant and a connection between said equipments, using a computer, wherein said computer comprises: interface means for inputting various instructions and data and displaying various screens; layout editing means for causing said interface means to display a layout design data editing screen relating to layout design data, which include building data relating to a building center line and a building arrangement, equipment arrangement data relating to an arrangement of said equipments, equipment connection data relating to a physical connection between said equipments, and user-specified range data relating to a range specified by a user, receiving an edit instruction input onto said screen, and editing said layout design data in accordance with said edit instruction; storage means for storing a layout design data editing result generated by said layout editing means; and CAD converting means for converting said layout design data generated by said layout editing means into a two-dimensional CAD drawing or a three-dimensional CAD model, and causing said interface means to display said two-dimensional CAD drawing or said three-dimensional CAD model on a screen, wherein: said layout editing means comprise, as said layout design data editing screen displayed by said interface means, a plurality of depiction screens which depict the edited content of said layout design data in the form of a layout diagram, and a plurality of control screens which display an input/select/display field or an operation image clement relating to an editing subject item of said layout design data, and into which an edit instruction and data corresponding to a user operation are input, and each control screen is associated with at least one depiction screen such that information obtained on a control screen is transmitted to a corresponding depiction screen and reflected in said layout diagram.