Evaluation of Green Building Design

In the face of the worldwide energy crisis and environmental crisis,both at home and abroad take efforts to develop green buildings.Paper takes the decision problem of green building design as the entry point,first,builds a set of comprehensive evaluation index system of green building plan,from the building life-cycle cost perspective to choose economic,environmental and social benefits of the best plan,then,introduces comprehensive assessment of green building design decision gray relation projection method.The use of deviation maximizing evaluation index weight is determined to overcome the influence of subjective factors,the preferred green building design more objective,thus improving the accuracy.