谁能帮我翻译一下论文英文摘要,谢谢谢谢谢谢谢谢~~~

摘要随着社会经济与科学技术的不断进步与发展,工业、农业和人们的生活水平不断提高,电气化生产、电气化社会、电气化家庭日益成为现代生产技术与装备以及日常生活的主流。现代社会从... 摘 要
随着社会经济与科学技术的不断进步与发展,工业、农业和人们的生活水平不断提高,电气化生产、电气化社会、电气化家庭日益成为现代生产技术与装备以及日常生活的主流。现代社会从大型工业生产到日常生活都越来越离不开电力供应,除了需要电能成倍增长外,越来越多的用户和用电设备对供电电网质量、供电的连续性提出了更新、更高的要求。
本毕业设计是对变电站增容输电用电进行设计,主要运用发电厂电气部分、高电压技术、电力系统分析、电力系统自动化、电力系统继电保护等专业知识完成“变电站增容输电用电的设计”,具体设计内容包括厂用电接线设计、负荷分析计算、变压器选择、继电保护设计、配电装置设计、防雷设计、绘制站用电接线图、绘制配电装置图。本设计严格遵循变电站电气部分的设计原则,并结合实际情况确定了变压起新增容量为两台31.5MVA自冷式三绕组有载调压变压器,利用换算系数法进行负荷分析计算,确定了合适的短路点进行短路电流计算。根据防雷保护要求确定避雷器;最后确定了防雷设施的布置。
关键词:变电站 设计 容量
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ic476285
2010-10-26 · TA获得超过2060个赞
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Abstract
With the socio-economic and scientific technology continues to progress and development, industry, agriculture and people's living standard rising, electrified production, electrification society, electrified the family has increasingly become the modern production technology and equipment, and the mainstream of everyday life. Modern society, from large-scale industrial production and daily life are increasingly inseparable from the power supply, in addition to the power multiplied, more and more users and electrical equipment on the power grid quality, continuity of supply proposed newer and higher requirements.
The graduation project is to design power transmission substation capacity increase, the main part of the use of electrical power plants, high voltage technology, power system analysis, power system automation, power system protection and other expertise to complete "of electricity transmission substation capacity increase Design ", the specific design includes auxiliary power wiring design, load analysis and calculation, transformer selection, relay protection, power distribution equipment design, mine design, drawing station power wiring diagram, graph drawing power distribution equipment. Strictly follow the design part of the design principles of electrical substation and a transformer with the actual situation to determine from the new capacity for the two 31.5MVA self-cooled three-winding transformer load tap, using conversion factors calculated load analysis method to determine the appropriate short circuit current calculation point. Lightning protection requirements established under the arrester; finalized the layout of mine facilities.
Keywords: substation design capacity
凤凰与火
2010-10-22 · TA获得超过979个赞
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Abstract
With the socio-economic and scientific and technological advances and development, industry, agriculture and people's living standard rising, electrified production, electrification of society, electrified the family has increasingly become the modern production technology and equipment, and the mainstream of everyday life. Modern society, from large-scale industrial production and daily life are increasingly inseparable from the power supply, in addition to the power multiplied, more and more users and electrical equipment on the power grid quality, continuity of supply proposed newer and higher requirements.
The graduation project is to design power transmission substation capacity increase, the main part of the use of electrical power plants, high voltage technology, power system analysis, power system automation, power system protection and other expertise to complete "of electricity transmission substation capacity increase Design ", the specific design includes auxiliary power wiring design, load analysis and calculation, transformer selection, relay protection, power distribution equipment design, mine design, drawing station power wiring diagram, graph drawing power distribution equipment. Strictly follow the design part of the design principles of electrical substation and a transformer with the actual situation to determine from the new capacity for the two 31.5MVA self-cooled three-winding transformer load tap, using conversion factors calculated load analysis method to determine the appropriate short circuit current calculation point. Lightning protection requirements established under the arrester; finalized the layout of mine facilities.
Keywords: substation design capacity
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