| 1. | Uhv power transmission in china in 21th century 二十一世纪我国的特高压输电 |
| 2. | The prospect of developing uhv transmission system in china 我国发展特高压输电的前景 |
| 3. | Discussion on test line and relevent technique of uhv transmission 特高压输电试验线段及相关技术问题的探讨 |
| 4. | Applications of power electronic technology in high voltage power supplying system 电力电子在高压输电系统中的应用 |
| 5. | Research on uhv transmission technology and development of power network in china 特高压输电技术的研究与我国电网的发展 |
| 6. | High - voltage transmission equipment manufacturers will become major beneficiaries 高压输电设备制造商将成为主要受益者 |
| 7. | This paper discusses merits of ultra high voltage , the influence of high field on environment and people ' s health , and the interference of electromagnetic pulse resulted from corona to radio and television 摘要讨论了特高压输电的优点,和强电场对周围环境、人体健康的影响以及电晕产生的电磁脉冲对无线电和电视的干扰。 |
| 8. | A truss - beam model of transmission tower is established , the element stiffness matrix , coordinate transformation matrix are educed in this paper , and the structure analyzing software is developed by vc + + 本文建立了高压输电铁塔有限元计算模型?桁梁混合模型,推导了模型的单元刚度矩阵、坐标转化矩阵,并采用vc + +编写了高压输电铁塔结构分析软件。 |
| 9. | In view of the rapid development of electric undertaking and a sharp increase of steel products consumption , the state development planning commission , the former state water resources and hydropower ministry and state energy ministry have been urging that the building of steel towers should be strictly controlled in the construction of transformer substations ; and warning that the need of the present 500kv power transmission and transformer trusses can hardly be satisfied by ordinary steel and concrete electric poles or prestressed concrete poles , which have endangered the operation and longevity of the high voltage transmitting line due to the common problem of cracks by gravity 随着电力工业建设的迅速发展,钢材的用量急剧增长,为此,国家计委,原水电部和能源部一再强调在输变电工程建设中,应从严掌握自立式铁塔的建设。然而,一般的钢筋混凝土电杆或与预应力混凝土电杆,较普遍地存在着纵向裂缝问题,严重影响了高压输电线路的安全运行及其使用寿命,已不能适应高压输电杆塔和变电构架的要求。 |
| 10. | The information of fault recorder and microprocessor - based protection is collected which directly brought up to the central dispatch station , the central dispatch station deals with the information together . by the conclusion of central station method , a system of analysis and diagnosis on the hv transmission network which based on the theory of multitude intelligence agent is proposed 方案由调度中心站和分站组成,分站采集到录波器以及微机保护的信息后,直接上传到中心站,由调度中心站进行统一处理,在基于中心站方案的基础上,提出了智能多agent原理的高压输电系统分析与诊断体系。 |