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Evaluation of M&I Water Conservation Measures through Actual Water Savings & Cost-Benefit Analysis 通过实际节水和成本效益分析评估M&I节水措施
发布日期: 2004-01-11
为了响应全面和比较评估 需求管理策略,南方大学水资源保护联盟 亚利桑那州(CASA)已启动一项重大研究计划,包括: 对目前正在进行的保护计划/策略的调查,或 在过去十年内实施;收集广泛应用的几个示例(最多6个)的用水数据 根据上述调查制定的保护计划范围; 确定每项措施的实际节水量(与 每种不同情况下的预期或预测节约); 所有案例研究样本的节水数据对比 每项措施; 确定每个案例研究的实际成本(公共和私人) 在所有被比较的计划或措施中; 对每项措施的效益进行量化,与 实际节水(如客户服务、环境可持续性);和 确定每英亩英尺实际花费的金额 节约用水的成本效益分析(CEA),针对每个项目或 在研究的每个个案中进行测量,并确定 项目的净货币收益,成本效益分析(CBA)。 这项研究的结果将作为参考文件提交给 亚利桑那州和整个西南部所有参与决策的人 关于水资源管理。水卡萨需要水 管理专业人士能够轻松地利用研究结果做出决策 就某一特定衡量标准可能做出的最明智的决定 有效性、成本和效益。该项目的完成需要对当前的保护进行深入研究 措施,收集实际用水数据,收集与保护计划相关的货币和非货币成本和收益, 保护计划的定量比较,以及不可量化的讨论 节目的方方面面。 该项目的第一阶段涉及数据存储方法的结构化,这 包括确定分析中应包括哪些类型的成本和收益, 需要水供应商提供哪些背景信息,以及所有 数据被保存和处理。确定要包含在报告中的适当数据 该项目的这一阶段将涉及节水研究 指标、当前战略的文献综述,以及与 不同的供水商和市政当局。 该项目的第二阶段将包括汇编数据进行分析和评估 为每个程序执行分析。这将从研究过去开始 以及目前全国范围内的保护项目 存储在Microsoft Access数据库中。它还将包括测量水资源 供应商获取已实施保护计划的原始数据。 擅长 2002将用于输入、存储和显示数据,并执行 计算。 实际节约的水量,这将归因于保护 有问题的措施将通过使用前措施和后措施来确定 用水数据,参与者和对照组用水数据。 将计算测量前和测量后两组的平均用水量。 节水是指增加百分比(或 对照组和参与者的平均用水量(比测量前减少) 后测量。包括桌子。
In response to the need for comprehensive and comparative evaluation of demand management strategies, the Water Conservation Alliance of Southern Arizona (CASA) has embarked on a major research initiative that will include: a survey of conservation programs/strategies currently underway, or implemented within the past ten years; gathering water use data for several examples (up to 6) of a broad spectrum of conservation programs developed from the survey above; determining the actual water saved by each measure (as opposed to anticipated or predicted savings) for each distinct case; a comparison of water savings data from all case study samples for each measure; establishing actual costs (both public and private) for each case study within all programs or measures being compared; a quantification of any benefits for each measure separate from the actual water savings (e.g. customer service, environmental sustainability); and, a determination of the amount of money actually expended per acre-foot of water saved, Cost Effectiveness Analysis (CEA), for each program or measure in each individual case studied as well as a determination of the net monetary benefits of the program, Cost-Benefit Analysis (CBA). The findings of this study will be presented as a resource document for everyone in Arizona and throughout the Southwest who is involved in decision-making regarding water resource management. Water CASA wants water management professionals to be able to easily use the study results to make the most informed decisions possible with regards to a particular measure's effectiveness, costs and benefits. Completion of this project requires in-depth research of current conservation measures, collection of actual water use data, collection of both monetary and non-monetary costs and benefits associated with conservation programs, quantitative comparison of conservation programs, and discussion of nonquantifiable facets of the programs. The first phase of the project involves structuring of data storage methods, which includes determining what types of costs and benefits to include in the analysis, what background information is needed from water providers, and how all the data is kept and manipulated. To identify appropriate data to be included in the database, this phase of the project will involve research of water conservation indicators, literature reviews of current strategies, and communications with various water providers and municipalities. The second phase of the project will include compiling data for analysis and performing the analyses for each program. This will start with researching past and current conservation programs from throughout the nation, which will be stored in a Microsoft Access database. It will also include surveying water providers to obtain primary data on implemented conservation programs. Excel 2002 will be used to input, store, and display the data, and to perform calculations. The actual amount of water saved, that will be attributed to the conservation measure in question, will be determined by using both pre-measure and post-measure water use data, and participator and control group water use data. Mean water use will be calculated for both groups pre-measure and postmeasure. The water savings is the difference in the percent increase (or decrease) of average control group and participant water use from pre-measure to post-measure. Includes table.
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发布单位或类别: 美国-美国给水工程协会
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