2021年电力系统规划复习思考题(附答案).pdf
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1、第 1 页 共 17 页电力系统规划复习思考题一、选择题选择题答案备用容量与供电负荷之比大致相同的等备用系数法用于()。A输电网规划B配电网规划C电力平衡分析D发电系统规划D 下列哪一种负荷预测方法本质上属于加权平均的方法()。A回归分析法B指数平滑法C灰色预测法D最小二乘法B 代表水文年中的平水年用于电力系统平衡分析中()。A电量平衡B电力平衡C功率平衡D电能平衡A 当比较的投资方案寿命不同时,下列哪种方法可以直接使用评价()。A内部收益率法B等年值法C净现值法D总费用最小法B 由交流方程形成直流潮流方程的主要假设条件之一是令线路()。A电阻为零B电压为零C电抗为零 D电容为零A 等效持续负
2、荷曲线主要用于计算()。A机组发电量B负荷增长值C机组停运容量D系统备用容量A 电力弹性系数的取值范围一般为()。A-1K0 B-1K1 C 0K1 D1K1 BllPP/1 C1/llPPD0llPPA 配电网规划的容载比较大时将导致配电网()。A投资增加B运行经济C可靠性下降D电能损耗降低A 配电网规划容载比的单位表示为()。AKw/KVA BKm/KVA CKm/Kw DKVA/KwD 评价方案使用的基准贴现率一般()。A小于银行利率B等于银行利率C大于银行利率D小于机会成本C 启发式方法对增加线路的主要计算内容是()。A投资费用B潮流分析C可靠性指标D电能损耗B 精品w o r d 学
3、习资料 可编辑资料-精心整理-欢迎下载-第 4 页,共 17 页文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5
4、 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C
5、3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X
6、6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F
7、3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R
8、10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码
9、:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10第 5 页 共 17 页启发式方法在电网规划设计中的一个重要环节是进行()。A灵敏度分析B投资费用计算C
10、接线方式比较D可靠性水平评估A 确定水电厂的装机容量需考虑的主要因素是()。A机组类型与落差B负荷大小与分布C水头与流量D联网电压与接线C 如果平滑系数1a,则下一期的预测值表示关系为()。A1ttFFB1t-1tFFC1xttFD1t+1xtFC 若机组的有效载荷容量越大,则系统等值的()。A备用容量增加的越多B备用容量增加的越少C备用容量不变化D无法判定B 使用直流潮流方程计算网络有功潮流主要适用于()。A35KV 及以下线路B35KV 及以上线路C110KV 及以上线路D110KV 及以下线路C 使用指数平滑法进行预测,其平滑系数的选择原则是()。A取较大值B取较小值C取平均值D据序列特
11、点选择D 使用最小费用法对方案进行经济评价时()。A只比较投资B只计算运行费C不计损耗费D假定收益一致D 输电线路的变动费用与输送功率之间呈()。A正比关系B反比关系C线性关系D平方关系D 水电厂的主要技术经济特点之一是()。A运行小时高B出力较恒定C开停机迅速D运行费用高C 水电厂在丰水期增加的部分容量称为()。A备用容量B储备容量C重复容量D工作容量C 随机生产模拟考虑的不确定影响因素为()。A机组停运B负荷波动C开机顺序DA+BD 随机生产模拟在电源规划中用于()。A决定机组出力B分析经济运行C确定开机顺序D计算发电量D 网络法是依据下列哪种图进行系统可靠性分析()。A原理图B逻辑图C流
12、程图D结构图B 系统风险特征系数m 越大,则机组有效载荷容量()。B 精品w o r d 学习资料 可编辑资料-精心整理-欢迎下载-第 5 页,共 17 页文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3
13、H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 H
14、S10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z
15、3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6
16、ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y
17、3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10
18、文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10第 6 页
19、共 17 页A越小B越大C不变D无法判断系统综合最大负荷与系统各用户最大负荷的和之间相比()。A大于 1 B小于 1 C等于 1 D无法判定B 下列参数中哪一个不用于可修复元件()。A(t)Bu(t)CMTTF DR(t)D 下列方法中,哪一个不属于系统可靠性分析的网络法()。A状态列举法B最小割集法C故障树分析法D全概公式法C 下列公式中哪一个不属于指数平滑法()。Att 1t-n11+iiF=XnBtttFaaxF)1(1C)(1ttttFxaFFD11(1)(1)nttttnFaxaa xaaxA 下列公式中哪一个是年费用最小法的计算公式()。AK+C(P/A,i,n)BK(A/P,i,
20、n)+C CK+C(P/F,i,n)DK(A/F,i,n)+C B 下列哪个平方和式直接反映出了随机误差大小()。A21()iiyyB21()iiiyyC21()iiyyDniixx12)(B 下列哪一个预测式中的系数不是用最小二乘法确定的()。AiiyabxBtyabtC(1)(1)dxaxudtD1(1)tttFaxa FD 下列哪一种可靠性参数不用于可修复元件()。A元件可用度B元件可靠度C元件修复率D元件状态频率B 下列哪种可靠性计算方法是最小割集法的逆运算方法()。A最小路集法B全概公式法C状态列举法D故障树分析法A 显著性检验统计量F 的两个平方和之比关系为()。AQUBQVD 精
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23、H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 H
24、S10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z3J4X6 ZM6F3Y3S6R10文档编码:CR4L3N3H7Z5 HS10C3Z
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