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基于关键路径挣值法的工程项目进度与成本集成控制研究
A Study of Intergrated Control of Schedule and Cost in Construction Project Based on Earned Value of Critical Path
【作者】 聂洪磊;
【导师】 杨建平;
【作者基本信息】 西安建筑科技大学 , 工业工程, 2008, 硕士
【摘要】 工程项目管理的主要目标是通过恰当的计划和控制,使项目的各项实施活动达到最好的成绩,实现资金、进度和效益的预期要求,圆满完成项目任务,并使公司取得最大限度的利润,达到这一目标的重要手段就是实行有效的项目控制,其主要内容有:质量控制、进度控制和成本控制。这些控制贯穿于项目的全过程。其中进度和成本控制是项目管理的主要目标,以往的情况是对他们分别管理,相互间缺少紧密联系,这给项目管理工作带来很多的问题。项目挣值管理是迄今为止最有成效的一种集成控制方法,它克服了以往成本控制和进度控制相互孤立带来的种种偏差,使他们相互联系起来,成本和进度的集成化控制采用网络计划技术,将成本和进度的控制在一个模型上进行,从而简化了计算过程,减少了用在这方面的人力、物力和财力;成本和进度的集成化控制使得项目管理的各个过程和各个方面都可以共享整个项目的数据。本文通过分析工程项目进度控制与成本控制,提出进度与成本集成控制的思想,论述了挣值法的概念、操作流程。同时,提出了传统挣值法在进度偏差分析中的不足,提出基于关键路径的挣值分析法,在计算进度偏差时,将关键线路上的挣值与非关键线路上的挣值加以区分,明确偏差的来源,并对关键路径的综合挣值指数进行预警,从而为进度计划的调整提供依据。
【Abstract】 Research on Combined Control of Schedule and Cost in Construction Project Management. The main aims of the project management are to get the best achievement which includes realizing the anticipation of the capital, schedule, benefit; finishing the task and making the max benefit for the company by the right plan and control. The project control includes quality, schedule and the cost control which run though the whole process of the project. The quality and the cost control is the main aim of the project management. The quality control is basic to get the optimal control for the cost and schedule. They were managed respectively, which brought many questions for the project management.The earned value management that is the best effective integrated management overcomes the kinds of deviation brought by the respective management for the cost and schedule control and makes them relation to each other. The network planning technology is introduced to control the cost and schedule in the same model, which makes the calculation procedure simple and economize the capital and human resources. The integrated management for the cost and schedule make the every process use the same data of the project.This paper analyzes the schedule control and cost control principles and discusses the conception, operation process of the earned value. Meanwhile, put forward the earned value analysis based on the critical path, the earned value in the critical path and in the non-critical path is differentiated when schedule deviation is calculated. The resource of the deviation is ensued which will provide the basis for the changes of schedule plan
【Key words】 Construction management; Critical Path; Earned value; Schedule control; Cost control;
- 【网络出版投稿人】 西安建筑科技大学 【网络出版年期】2008年 09期
- 【分类号】F284
- 【被引频次】31
- 【下载频次】1345