輸電線桿 的英文怎麼說
中文拼音 [shūdiànxiàngǎn]
輸電線桿
英文
transmission mast- 輸 : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 桿 : 桿名詞(桿子) pole; staff
- 電線桿 : electric line pole
- 電線 : (導線) wire; electric wire; current lead
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Design improving program for earth wire pole hanging plate of overhead transmission line and its hanging metal parts
輸電線路架空地線電桿掛線板及懸垂金具設計改進方案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Graphite packing, carbonized packing, kevlar packing, ptfe packing ningbo sinklan industry trade co., ltd. is mainly engaged in producing three kinds of sealing products, packing series, gasket series, packing gasket sheet series. such as various fiber packingmetallic gasket, non - metallic gasketssheet gasket material, and reinforced composite sheet sealing material. packing series : expanded graphite packing, reinforced graphite packing, die - formed graphite ring packing expanded graphite molded packing, carbonized fiber packing, kevlar fiber packing, pure ptfe packing, ptfe graphite packing, ramie fiber braided packing, asbestos packing, ptfe graphite packing aramid corners, graphite ptfe packing inter aramid, acrylic fiber packing, novolid fiber with ptfe packing, carbon fiber packing, ptfe filament packing, ptfe lubricant packing, cotton with oil packing, e - glass fiber packing etc
公司生產出口各類流體密封材料及製品,主要有密封盤根,密封墊片和密封材料三大系列產品,如石墨盤根芳綸盤根,碳纖維盤根, ptfe盤根,各種金屬墊片,纏繞墊片石墨增強墊片石墨切割墊片, ptfe墊片石棉墊片,非石棉墊片,各種墊片板材,卷材,四氟介面密封帶,閥桿填料,盤根線等等,廣泛應用於石化煉油電力鋼鐵造船海洋工程等行業不但解決了國內許多電廠煤氣廠化工廠等泵浦閥件管道在各種氣體化學流體輸送中的密封泄露問題,已為眾多知名企業所指定和選用而且已大量出口到歐洲中東南美洲以及東南亞等許多國家和地區。Graphite packing, carbonized packing, kevlar packing, ptfe packing ningbo sinklan industry trade co., ltd. is mainly engaged in producing three kinds of sealing products, packing series, gasket series, packing gasket sheet series. such as various fiber packingmetallic gasket, non - metallic gasketssheet gasket material, and reinforced composite sheet sealing materialpacking series : expanded graphite packing, reinforced graphite packing, die - formed graphite ring packing expanded graphite molded packing, carbonized fiber packing, kevlar fiber packing, pure ptfe packing, ptfe graphite packing, ramie fiber braided packing, asbestos packing, ptfe graphite packing aramid corners, graphite ptfe packing inter aramid, acrylic fiber packing, novolid fiber with ptfe packing, carbon fiber packing, ptfe filament packing, ptfe lubricant packing, cotton with oil packing, e - glass fiber packing etc
公司生產出口各類流體密封材料及製品,主要有密封盤根,密封墊片和密封材料三大系列產品,如石墨盤根芳綸盤根,碳纖維盤根, ptfe盤根,各種金屬墊片,纏繞墊片石墨增強墊片石墨切割墊片, ptfe墊片石棉墊片,非石棉墊片,各種墊片板材,卷材,四氟介面密封帶,閥桿填料,盤根線等等,廣泛應用於石化煉油電力鋼鐵造船海洋工程等行業不但解決了國內許多電廠煤氣廠化工廠等泵浦閥件管道在各種氣體化學流體輸送中的密封泄露問題,已為眾多知名企業所指定和選用而且已大量出口到歐洲中東南美洲以及東南亞等許多國家和地區The results showed that : ( 1 ) the models used by author and the analysis are useful and can be practiced. ( 2 ) after using isolation technology, the structure ' s period, earthquake response, base shear force and acceleration are all decreased markedly and the horizontal displacement focuses on isolation layer. ( 3 ) under frequent earthquake action, the shear force ratio between layers is close to 0. 35 ; in according with the provision in aseismic design code that the horizontal seismic reduction coefficient can choose 0. 53 and the upper building can be designed by decreasing one degree
計算模型分別採用三維空間模型及規范中建議的彈簧、質量模型,隔震層採用疊層橡膠隔震支座,運用大型結構有限元計算程序sap2000以及自主開發的nba結構程序計算隔震結構在多維地震動輸入下的動力非線性時程反應,同時研究了隔震結構在溫度變化的作用下,結構各桿件的內力變化,通過對變電建築物在傳統抗震作用下及隔震作用下的分析比較,得出一些有益的結論。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
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。The mathematical model of diesel - generator set in the mechano - electronic transient process is proposed in this paper, the pulsation and delay of diesel torque are analyzed, the relation between diesel torque and diesel rotational speed together with injection pump rack bar displacement is described exactly. the motion law of diesel - generator set is revealed all - sidedly and nonlinear problem of diesel - generator set is settled by piecewise linearzation method
本文提出了柴油發電機組機電暫態過程的數學模型,分析了柴油機轉矩的脈動和滯后,準確地描述了柴油機輸出軸扭矩與柴油機轉速和噴油泵齒桿位移之間的關系,全面揭示了柴油發電機組的運動規律,利用分段線性化的方法解決了柴油發電機組的非線性問題。In this dissertation, the development survey, research actualities and application prospect of vamt are introduced at first, and the models of kinematics, dynamics and linear motor servo are analyzed then. currently the dynamics model is complex or established mechanically, which restricts the study of control theories. thus this dissertation present a simple and easy - realized control idea, namely, the fore and torque of every leg determined by the inverse - solution of mechanics are regarded as changeable load force ( disturbance ) applied in motor, the elongation of the leg or displacement of sliding is regarded as the output of linear servo system
本文首先介紹了虛擬軸機床的發展概況、研究現狀和應用前景,然後對其運動學、動力學、直線伺服系統模型進行分析,針對目前動力學模型過于復雜或完全從機構學角度建立不便於控制的問題,提出了簡單、易於實現的控制思想,即將虛擬軸機床的動力學方程反解所確定的各桿受力(矩)視為電機的可變負載力,以桿長伸縮量或滑塊位移為伺服系統輸出,從此構成位置閉壞,實現軌跡跟蹤控制。This can fully consider the effect of the structure of transmission line and the selection of lighting parameter etc. by calculating and analyzing various of factor that affect the lightning tripping probability of 500kv double circuit transmission line, we can draw the conclusions : the result by intersecting method is more accord with the practicality circumstance than by existing standard methods, using unbalance high insulation and reverse sequence of wire can reduce the contemporary outage rate of double circuit line, reducing the footing resistance is one of the most efficiency method to reduce the back stroking rate of double circuit transmission line, the double back stroking rate and the single back stroking rate will fall by three ground wire, when the footing resistance is 10 ohm, the back stroking rate by three ground wire is 83 percent of by two ground wire
在分析輸電線路繞擊耐雷性能時,對線路的雷電屏蔽問題進行了分析,提出對擊距法進行改進,充分考慮了風速的影響因素,編寫了具有工程實用價值的計算線路繞擊耐雷水平的程序,此方法可以充分考慮線路結構和雷電參數等對繞擊率的影響。通過對影響500kv同桿雙回線路雷擊跳閘率的各種因素進行了計算和分析,得到以下結論:採用相交法的計算結果比定義法更符合實際運行情況。採用不平衡高絕緣方式和導線逆相序排列可以大大降低雙回同時跳閘率。We are also the sole agent of some european swiss, german, brisitsh and italian etc. well - known manufaturers, providing products such as robotics, linear motion units, positioning system, servo - control system and gearbox units etc. the machine tool dedicated dual - drive units, planetary gearboxes, worm gear units are featured with high input speed, compact size, light weight, different ratio options and high output torque
不但具有設計開發研製集成自動化控制系統計量測試控制系統的技術能力同時獨家代理瑞士德國英國義大利等歐洲知名品牌的機器人及直線運動單元定位系統伺服控制系統減速單元等機電產品。其中機床專用雙驅消隙減速機行星減速機,蝸輪蝸桿減速機等產品,有著高輸入轉速,體積小,重量輕,多種可選減速比,輸出力矩大等特點,已在全球眾多廠家成功應用。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