輸電桿塔 的英文怎麼說
中文拼音 [shūdiàngǎntǎ]
輸電桿塔
英文
transmission tower-
Scheme selection of holding poles erection for ehv transmission towers
特高壓輸電線路鐵塔組立抱桿的方案選擇Various factors that influence lightning strike switching rate are also analyzed. it has been showed that for some given configuration, all lightning over - voltages on substation equipments do not exceed the 1ightning strike insulation level in the case of invading waves out of lightning strike aerial input protection line
同時利用規程法、行波法、擊距法對輸電線路中不同桿塔型號的耐雷性能分別進行了研究和比較，對影響輸電線路雷擊跳閘率的各種因素進行了分析。Cable - strut mixed finite element method for transmission systems
輸電塔線體系的索桿混合有限元法Analysis on alongwind fatigue of free - standing single rod transmission tower
自立式單桿輸電塔順風向風振疲勞分析Wang shi ? cun, sun bing ? nan. wind tunnel test and theoretical analysis on areoelastic model of single ? rod transmission tower j. journal of zhejiang university : engineering science, 2005, 39 ( 1 ) : 8791
王世村，孫炳楠.單桿輸電塔氣彈模型風洞試驗研究和理論分析j .浙江大學學報:工學版， 2005 ， 39 （ 1 ） : 8791In 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
隨著電力工業建設的迅速發展，鋼材的用量急劇增長，為此，國家計委，原水電部和能源部一再強調在輸變電工程建設中，應從嚴掌握自立式鐵塔的建設。然而，一般的鋼筋混凝土電桿或與預應力混凝土電桿，較普遍地存在著縱向裂縫問題，嚴重影響了高壓輸電線路的安全運行及其使用壽命，已不能適應高壓輸電桿塔和變電構架的要求。During the three decades lately, a number of experimental study used to resist horizontal and vertical loads of spread foundations are carried out worldwide
近三十年來，國內外對承受水平和鉛直荷載的輸電線路桿塔基礎進行了大量卓有成效的試驗研究。Hunan electric power line equipment & materials factory was found at 1958, meanwhile belong to hunan electric power bureau, and now is a company of hunan electric power company. the staple are iron tower used under 500kv electric power transmission line and microwave communication, cement pole and electric fitting
湖南電力線路器材廠成立於1958年，當時隸屬于湖南省機電工業局，幾經變遷現為湖南省電力公司全資子公司，主要產品為500kv及以下輸電線路和微波通訊鐵塔、水泥電桿、電力金具。It is importance to accurately conform the wave impedance of tower, when the wave impedance of tower change sign 10 percent independently, the back stroking rate of transmission line will change sign 20 percent accordingly
正確確定桿塔的波阻抗是很重要的，當桿塔的波阻抗獨立地變化10 %時，輸電線路的反擊跳閘率將相應地變化約20 % 。Transmission line design is a complex system project with large investment. based on data provided by digital transmission network, and combined with the genetic algorithm, the thesis puts forward a general optimization method to deal with the difficulties in transmission line design, which are path and pole selection of the transmission line. synthetically contemplating all kinds of environmental and anthropogenic factors, the method has great pragmatic meaning in saving cost of design
輸電線路設計是一項投資巨大且相關因素復雜的系統工程，本文基於「數字輸電網路」提供的信息數據，結合遺傳演算法，對線路設計中的難點? ?路徑選擇和桿塔定位提出了全新的全局優化方法，該方法綜合地考慮了各種環境及人為因素，對節約設計成本、提高設計工作的科學性具有很大的現實意義。However it is difficult to suspend the multi - phase conductors, furthermore the pole structure is complex, and the cost of transmission lines is high and the types of fault for multi - phase transmission increase rapidly
由於6相及以上多相輸電的導線懸掛困難，桿塔結構復雜，故障種類繁多，線路造價上升等缺點，多相輸電的推廣應用受到了限制。This paper takes landform of transmission line aisle and spanning instance into account with reason, establishes the model of light striking to the tower and transmission line by wave transmitting on power line
在計算中，本文合理考慮了輸電線路走廊的地形、線路的架設情況，根據行波法原理，建立了雷擊輸電線路桿塔的行波法計算模型。New tower model in calculation of lightning protection on transmission line
輸電線路防雷計算中的新桿塔模型The key of the method is that it takes a changing distance of the transmission line as a constant horizontal distance between poles, and all of the influential factors come down to the variation of the parameters of transmission line. the algorithm and technique proposed is simple in form, easy in process, and need no more new hardware. it is of great value for the two - terminal or multi - terminal location of all kinds of transmission line
本文提出的輸電線路參數在線估計演算法和技術的核心內容是取變化的線路長度為固定的桿塔間的水平距離，而把所有影響線路參數變化的因素當作一個整體，全部歸為參數的變化，這種線路參數在線估計演算法和技術具有演算法簡單、實現容易的優點，且不需要再增加新的硬體投入。分享友人