Abstract: The negotiation characters in the multidisciplinary collaborative design are analyzed, and a negotiation strategy that make the union satisfaction of the overall goal maximum on the premise of guaranteeing the satisfaction level of every discipline’s local goal is put forward. The game theory is utilized to make a formal description to the negotiation strategy, and a negotiation model used for multidisciplinary collaborative design is generated. On this base, a negotiation management system is developed for supporting the negotiation process among the disciplines. Through synthetically considering and weighting the suggestions of each side, a recommend scheme is given by the negotiation management system, which can help the different discipline designers rapidly reach a consistent design solution of product, and an example is given to illuminate and validate the model and the method put forward.

Key words: Collaborative design, Game theory, Multidisciplinary design, Negotiation Conflict resolution