SaaS 概念的核心是软件的服务化。这一全新概念的提出，彻底颠覆了软件作为 商品生产、销售的传统商业模式。SaaS 概念的出现是信息产业发展的必然，是软件 产品回归本性的结果。SaaS 模式较传统的软件销售模式给用户带来的好处显而易见： 成本低廉、按需定制、安全可靠；对软件厂商带来的好处是规模效益下的销售成本、 维护成本的降低以及财务上体现的持续稳定的营收。 EAM 产品的 SaaS 应用在国内还没有先例。海顿公司作为我国 EAM 产品的代表 厂商之一，经过近十年的发展，其 EAM 产品的实用性、稳定性等已经得到了石油、 石化等大中型企业的肯定。海顿为拓展产品应用范围，通过 SaaS 模式向中小企业提 供 EAM 应用无疑成为其最佳选择。 本文针对软件产品的 SaaS 模式应用进行了探讨，阐述了 SaaS 模式的内涵，分 析了国内 EAM 市场的情况以及海顿 EAM 产品 SaaS 应用的重要价值和可行性。本 文采用了案例研究、理论结合实际以及实验法等的综合分析方法，在广泛收集资料、 深入研讨案例的基础上，综合了近年来 SaaS 在技术开发、商业应用等方面的方法与 经验，结合我国国情及 EAM 产品的市场情况，对海顿 EAM 产品 SaaS 应用的可行 性从技术、经济、市场等层面进行了分析研究，并设计了商业模型，进行了财务分 析，进一步佐证了海顿 EAM 产品 SaaS 应用的可行性。 关键词：SaaS 应用、海顿 EAM 产品、可行性II Abstract The key concept of SaaS is service orientad. With the emerging of such concept, significant changes have been made to the traditional business model, in which software are produced and sold as merchandise, not service. The concept of SaaS is the consequence of the development of information industry. Comparing with the traditional business model, SaaS has brought clients with many benefits, such as low cost, customization upon business needs and high security/reliability, while bringing software vendors with benefits of reducing sales cost due to scale effect, reducing maintainance cost and making lasting and stable revenue. So far there is SaaS implementation for EAM in China. HAYDEN, has been recognized as a leading EAM company in the industry of Oil and Petrol-chemical in China, after 10 years about development. To expand its products range, providing EAM implementation through SaaS for SME is no doubt the best choice for HAYDEN. This paper discusses the implementation of SaaS of software, illustrates the concept of SaaS mode, and analyzes domestic market of EAM and the value and feasibility of HAYDEN EAM product – SaaS implementation. With the methodology of case study, theory, and experimentation, based on the characteristics of China market and EAM product, the paper analyzes the feasibility of HAYDEN EAM products- SaaS implementation, from the aspects of technology, economy, market, etc. It also designs the business model, provides the financial analysis to further prove the feasibility of HAYDEN EAM products- SaaS implementation. Key words：Implementation of SaaS HAYDEN products for EAM FeasibilityIII 目 录 摘要.................................................................................................................I Abstract...........................................................................................................II 1 导论 1.1 研究的背景及意义.................................................................................(1) 1.2 研究的主要内容 .....................................................................................(2) 1.3 研究的方法 .............................................................................................(3) 2 SaaS 及 EAM 产品概述 2.1 SaaS 概述.................................................................................................(4) 2.2 国内外 SaaS 应用现状综述及案例分析...............................................(7) 2.3 EAM 产品介绍........................................................................................(9) 2.4 EAM 在我国的发展、应用状况..........................................................(10) 2.5 主要厂商介绍........................................................................................ (11) 2.6 EAM 未来的发展趋势..........................................................................(12) 2.7 海顿公司介绍........................................................................................(13) 3 海顿 EAM 产品在我国中小企业 SaaS 应用的可行性研究 3.1 技术可行性............................................................................................(14) 3.2 经济可行性............................................................................................(24) 3.3 市场可行性............................................................................................(31)IV 4 海顿 EAM 产品 SaaS 模式应用的商业模式和财务分析 4.1 海顿 EAM 产品 SaaS 模式应用的商业模式 ......................................(37) 4.2 海顿 EAM 产品 SaaS 模式应用的财务分析 ......................................(41) 5 结论..........................................................................................................(44) 致 谢............................................................................................................(45)