变电所设计摘要(共3页).doc

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1、精选优质文档-倾情为你奉上摘 要变电所是电力系统的重要组成部分，变电所起着变换和分配电能的作用，它直接影响整个电力系统的安全与经济运行，在工厂中有着极其重要的作用。本次设计为华东机床有限公司为35KV变电所设计。在设计中要秉承可靠、经济、实用的原则合理的进行变电所的布置和设备的选择，设计的内容力求概念清楚，层次分明。本厂属新建企业，按工程的总体方案规划，本厂拟设立三个车间变电所和一个总变电所，考虑到工厂照明等负荷增加一所用变压器。供电方式采用树干式和放射式相结合。总变电所采用35kv和10kv两路进线互为备用，考虑供电的可靠性车间变电所采用两台变压器互为备用的接线方式。合理设计变压器等设备的二

2、次继电保护线路，力求系统运行安全。本设计变电所的设计需要查阅相关的规范，合理的进行布局，力求使变电所的构造达到经济、方便的目的。考虑本厂的实际情况，本设计采用避雷带进行避雷防护，变电所内所有金属柜等都与接地体相连接以确保安全。变电所的照明要根据不同的情况合理选择灯具的类型。通过合理的构思与严密设计，达到设计出一个合格的变电所的最终目的。关键词：变电所 变压器 继电保护 防雷接地论文现结合电力系统发展，在设计中要秉承可靠、经济、实用的原则合理的进行工艺区的电动阀及仪表等设备进行配电及接地设计，设计的内容力求概念清楚，层次分明。针对现运行工艺区的相关电气设备及运行、检修实践经验，参照国家及电力系统

3、制定的相关设计规程及制度，按照工艺区建设相关要求，依据工艺区域用电实际情况，在工艺区建设设计中主要遵循安全可靠、技术先进、减少维护的原则，积极采用适合当地情况的先进成熟的技术和设备，着重考虑工艺区周边地区供电电源的可靠性及长远规划的要求对工艺区进行设计，在设计过程中，主要针对工艺区配电设计与接地保护做细化的分析。论文关键词： 工艺区 配电 接地保护 设备 Abstract Substation is an important part of power system, substation plays a role in transformation and distribution of e

4、lectricity, which directly affect the security and economic power system operation, the plant has an extremely important role. The design for the East China Machine Tool Co., Ltd. for the 35KV substation design. In the design to uphold the reliable, economical, practical and reasonable for the princ

5、iple of substation layout and equipment selection, design concept and strive to clear the contents, structured. Our factory is a new business, according to the projects overall program planning, the factory of the proposed three substations and a total substation plant, taking into account the incre

6、ase in plant lighting load of a transformer. Power supply using the trunk type and radial combination. 35kv and 10kv substations using the total two-way back into the line of each other, consider the reliability of power plant substation transformer each other using two alternate wiring. Rational de

7、sign of transformers and other equipment of the second relay circuit, and strive to the safe operation of the system. The design of substation design requires access to relevant specifications, reasonable layout, and strive to achieve the economic construction of the substation, the purpose of conve

8、nience. Our consideration of the actual situation, the design uses a lightning protection zone for lightning protection, all metal cabinet substation and grounding are all connected to ensure safety. Substation lighting conditions to be a reasonable choice based on different types of lamps. Through the rational design ideas and tight, to design a substation of the ultimate goal of qualifying. Keywords: transformer substation transformer grounding relay朗读显示对应的拉丁字符的拼音字典专心-专注-专业