文档介绍：A System Dynamics Model for the Environment
Management of Eco-industrial Park
Qu Qingling Qian Xin* Wang Jin
State Key Laboratory of Pollution Control and Resources Reuse
School of Environment, Nanjing University
Nanjing 210093, China
*******@nju.
Abstract—As industrial chain is important for the spontaneously.
sustainability of an eco-industrial system, we formulate a
B Simulation of Eco-industrial Park
system dynamic model emphasizing on importance of
industrial chain. Taking machine manufacturing industry System dynamics is a powerful methodology and
of Xuzhou Economic Development Zone for example, puter simulation modeling technique for framing,
system dynamic model including 6 flows (population, understanding and plex issues and problems.
material, capital, technology, water, energy) is designed. With casual loops and standard mathematical programs,
By sensitivity analysis 3 sensitive parameters including Vensim, a visual modeling tool, is used to simulate, analyze
technological investment ratio, network association degree, and optimize models of system dynamics.
and diversity index are identified as sensitive parameters.
Corresponding scenarios are simulated and suggestions on A SD model is made up of level variables expressing the
the sustainable development of the economic development system state at certain time, rate v