某110kv終端變電所電氣部分設(shè)計(jì)畢業(yè)設(shè)計(jì)說明書

1、畢業(yè)設(shè)計(jì)說明書題 目：某 110KV 終端變電所電氣部分設(shè)計(jì)專 業(yè)： 電氣工程及其自動(dòng)化 學(xué) 號： 姓 名： 指導(dǎo)老師： 時(shí) 間： 大學(xué) 畢業(yè)設(shè)計(jì)說明書IIAbstractElectricity substation i

2、s an important component of the system, it has a direct impact on the entire power system's security and economy, users are connected power plants and the intermediate links, transformation and distribution of electr

3、ic energy to play the role. This design is the construction of a 110 KV substations terminal buck, first of all based on the reliability of the main cable and run the flexibility to choose various voltage levels of the c

4、onnection mode. And from the economic and technical aspects to compare, select the optimal connection mode. Second according to various levels of load voltage transformer to calculate the capacity to select the main tran

5、sformer of Taiwan and its capacity, and other models ﹑ various parameters. Once again, according to choose the main form of short-circuit wiring, paint and network equivalent to short-circuit, according to calculate the

6、three-phase short circuit, short circuit current, short-circuit capacity, short-circuit the impact of current value. According to select the final calculation of the various short-circuit the bus voltage, circuit breaker

7、s, switches isolation, current, voltage transformers, arresters, and check to see whether the appropriate selection of devices, and also done a transformer relay.Key words: main electrical connection ；short circuit curr