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Position: Home > Articles > Analysis of economic benefit and eco-campus mode built in Fanjiazhai Middle School Journal of Northwest A & F University(Natural Science Edition) 2008,36 (8) 108-112

范家寨中学生态校园模式及经济效益分析

作  者:
王兰英;邱凌;贺光祥;孙玉芳
单  位:
西北农林科技大学;陕西省延安市农村能源建设办公室
关键词:
生态校园;沼气系统;模式构建;效益分析;西北地区
摘  要:
【目的】依据西北地区自然、气候和资源条件,构建以沼气工程为纽带的西北农村中、小学生态校园模式,并对其经济效益进行分析。【方法】以陕西凤翔范家寨中学为试点,研究了西北生态校园模式的结构和单元功能,并通过财务分析,对草-羊(厕)-沼?果模式生态校园的经济效益进行了研究。【结果】该模式净现值>0,内部收益率(0.13)>社会折现率;益本比(1.077)>1。【结论】该模式具有良好的经济效益,值得在北方地区推广使用。
译  名:
Analysis of economic benefit and eco-campus mode built in Fanjiazhai Middle School
作  者:
WANG Lan-ying1a,QIU Ling1b,HE Guang-xiang2,SUN Yu-fang1b(1 a College of Mechanical and Electronic Engineering,b College of Agronomy,Northwest A&F University,Yangling,Shaanxi 712100,China;2 Rural Energy Office of Yan'an City,Yan'an,Shaanxi 716000;China)
关键词:
biogas system;mode building;eco-campus;analysis of economic benefit;north western area
摘  要:
【Objective】 According to northwest natural conditions,climate and resources,an eco-campus mode was built with biogas as link in Fanjiazhai Middle School,then its economic benefit was analyzed.【Method】 Take Fanjiazhai middle school as an example of eco-campus to introduce mode's construction,and the straw-sheep(toilet)-biogas-fruit mode was analyzed through financial analysis.【Result】 Results show that the net Present Value >0,the Economic Internal Rate of return is 0.13>Basic Discounted Rate,the benefit(total income/total cost) is 1.077>1.【Conclusion】 The mode has good economic benefit,and deserves popularization in northern area.

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