空氣絕緣的 的英文怎麼說
中文拼音 [kōngqìjuéyuánde]
空氣絕緣的
英文
air insulated- 空 : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 絕 : Ⅰ動詞(斷絕) cut off; sever Ⅱ形容詞1 (完全沒有了; 窮盡; 凈盡) exhausted; used up; finished 2 ...
- 緣 : Ⅰ名詞1 (緣故) reason 2 (緣分) predestined relationship 3 (邊) edge; fringe; brink Ⅱ動詞(攀...
- 的 : 4次方是 The fourth power of 2 is direction
- 空氣 : 1 (大氣) air; atmosphere 2 (氣氛) atmosphere 3 (氣閘) air brake4 pneum ; pneumo ; pneumat ;...
- 絕緣 : 1 [電學] (隔斷電流) insulation; isolation; insulate; isolate 2 (跟外界不發生接觸) be cut off ...
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The relative air density decreases with the increasing of altitude. therefore, the discharge performance of air - gap and insulator string at high altitude regions is different from that of the referring standard conditions
高海拔地區相對空氣密度較低,絕緣子和空氣間隙的放電特性與低海拔地區有很大的差異。Only when it takes humidity ratio h / ? as independent variable instead of absolute humidity h in researching and calculating the influence degree of the humidity on the discharge voltage, the emendation coefficients of relative air density and humidity can be independence, and can reflect the influence degree of atmospheric parameters on outer insulation discharge voltage actually
當以比濕h代替絕對濕度h為自變量研究和計算濕度對放電電壓的影響程度時,相對空氣密度校正系數和濕度校正系數才能相互獨立,才能真實地反映大氣參數對電氣設備外絕緣放電電壓的影響程度。Insulating and sheathing materials of electric and optical cables - common test methods - part 4 - 1 : methods specific to polyethylene and polypropylene compounds - resistance to environmental stress cracking - measurement of the melt flow index - carbon black and or mineral filler content measurement in polyethylene by direct combustion - measurement of carbon black content by thermogravimetric analysis - assessment of carbon black dispersion in polyethylene using a microscope
電纜絕緣護套材料的通用試驗方法.第4部分:聚乙烯和聚丙烯專用方法.第1節:耐環境應力破裂性.在空氣中熱老化后的卷繞試驗.熔體流動指數測量.聚乙烯中炭黑和The main discharge types in insulation of electrical transformers were analysed, 7 kinds of experimental models simulating discharges in electrical transformers and 3 kinds of models simulating interfering discharges in air were designed and model experiments under some circumstances were performed
分析了變壓器絕緣的主要放電形式,設計了模擬變壓器放電的7種試驗模型和3種模擬空氣中放電干擾的模型,進行了不同情況下模型的放電試驗。Electrical field stress at the icicle tips is even stronger. at these areas, if the electric field across air gaps is high enough, corona discharges are initiated. this can lead to the development of local arcs across the air gaps causing a substantial increase in leakage current and a concomitant melting of ice
空氣間隙的存在使覆冰絕緣子表面的電場分佈發生了明顯畸變,間隙上承受了非常高的電壓,這使得冰凌尖端的電場變得相當強,一旦電場達到了電暈的起始電場,局部放電就在這一區域發生,進而產生局部電弧並逐漸發展成整串的閃絡,泄漏電流迅速增大,同時伴隨著冰的融化。Test results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical
通過對攝像機、數據採集系統及高壓試驗裝置記錄覆冰絕緣子表面閃絡電弧的發展過程的試驗結果進行理論分析得出:弧根周圍空氣的熱電離導致了電弧的發展,靜電場力對電弧的發展起到了加速作用,電擊穿僅發生在閃絡最終的跳躍階段;通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導率、電弧長度及電弧半徑等參數,得到了不同階段電弧(電弧起弧階段、電弧發展階段及完全閃絡)的發展速度、臨界電弧長度均隨覆冰水電導率的增加而減小。The substitution of evacuated powders for high vacuum alone will usually improve the insulation by reducing the radiant heat transfer.
只需用抽空氣體的粉末而不用單純的高真空,一般便可減少輻射熱傳輸,從而提高絕緣度。Compared with air insulated substation ( ais ), gas insulated substation ( gis ) has many merits, so it has been applied widely in the world
氣體絕緣變電站( gis )由於其與空氣絕緣變電站相比( ais )有諸多優點,在世界各地的應用越來越廣泛。The equipment will be made at abb ' s factories in china. switchgear and transformers are used to protect and convert electricity from one voltage to another to allow power distribution
Abb將為客戶提供110千伏特的氣體絕緣開關裝置, 35千伏特和10千伏特的氣體絕緣開關櫃和空氣絕緣開關櫃,以及220千伏特的電力變壓器。As well as replacing the 45 - year - old 275 kv air insulated switchgear ( ais ) substation, the project includes reconfiguring overhead lines coming into the substation, as well as system reinforcements
除了替換已服役了45年的275千伏特的空氣絕緣裝置( ais )變電站外,該項目還包括連向該變電站的高架線,以及系統加固。Xgn15 - 12 a new metal - enclosed swithgear that whole air - insulated is assemble composed with sf 6 loading switch as the main switch suitable for distribution automatic, both compacted and extending switch
12型戶內交流高壓六氟化硫環網開關設備是新一代以六氟化硫負荷開關作為主開關而整櫃採用空氣絕緣的、適用於配電自動化的、既緊湊又可擴充的金屬封閉開關設備。Apply the vacuum arcing chamber, air insulation and includes electric spring operation mechanism so that the product arcing ability is strong, short open circuit times is many, no fire and explosion danger, convenient operation, it is the product of good performance, and strong usefulness
採用真空滅弧室,空氣絕緣配以電動彈簧操動機構,使得產品滅弧能力強,短路開斷次數高,無火災爆炸危險,操作方便,是一種性能優良,實用性較強的產品。Fmc closed air insulation wire tank is a new products designed and developed by us and its techniques and craft has reached the requirements of high graded products in the 1990s. it s suitable for the following conditions : four - wrie system or five - wire system,
Fmc空氣絕緣型封閉母線槽是我公司自行研究開發的新產品,生產技術及製造工藝要求達到九十年代國內先進水平的母線槽電器產品,適用於交流三相四線制三相五線制,頻率50 60hz ,額定工作電壓至660v ,額定工作電流250 - 5000a的供配電系統,主要用於現代化廠房車間和高層建築等場所。In famous constructions and key projects such as capital international airport, sanxia three gorges hydropower project, nanjing metro subway, qingdao good - world sea palace, jinan railroad sub - bureau, suzhou amusement park, beijing 1st heating power plant, china 2nd autombile plant, xian peace villa, our products continue to operate safely
其技術性能指標達到目前國內同類產品的領先水平,其空載損耗比s11型配電變壓器的空載損耗降低60以上。同時,由於本產品採用全密封結構,絕緣油和絕緣介質不與空氣接觸,因而可在潮濕的環境中運行,是城市和農村配電網路中理想的配電設備。Researching and analyzing on the test results of the influence of atmospheric parameters on outer insulation discharge voltage and its various emendation methods, it can be concluded that : with the change of relative air density, its humidity ratio h / ? will also change even though the absolute vapor mass ( absolute humidity h ) of the air is constant. consequently, the influence degree of the humidity on the discharge voltage should change, too
本文通過對以往的大氣參數對外絕緣放電電壓影響的試驗成果及各種校正方法的研究分析認為:隨著相對空氣密度的變化,即使空氣中所含水氣的絕對質量(絕對濕度h )保持恆定,其比濕h也會變化,必然地,濕度對放電電壓的影響程度也會變化。Application of high - voltage explosion fuses is very abroad. in addition to protecting the electrical equipment by melting itself, disjunction or close of its tube can also be manipulated by a high - voltage insulative stick under some circumstance, for example, to switch on or off no - load overhead transmission line, no - load transformer and little burden current
跌落式高壓熔斷器的應用極為廣泛,不僅能保護電氣裝置,在一定條件下還能直接用高壓絕緣鉤棒來操作熔管的分合,以斷開和接通空載的架空線路、小容量空載變壓器和小負荷電流。Based on the requirement of electrica l power plants, we designed a new type of sensors for stator winding partial discharge measurement online. the sensors are of good insulation, high sensitivity, easy installation on site, and good safety, suitable for on - site application
根據現場的要求,本文研製出一種非接觸式空氣電容傳感器,它具有頻帶寬、絕緣性能好、靈敏度高的特點,可以在高壓端測量高頻放電脈沖,可以代替各種接觸式傳感器在發電機高壓母線端進行在線局部放電監測。It s appropriative equipment for electric and industrial enterprises as well as dryness equipment for treating unqualified electric insulation oil and oil adding for electric equipment transformer, capacitor
是電力部門及工礦企業凈化處理不合格電氣絕緣油的專用設備也是乾燥電力設備潮氣,對電力設備變壓器電容器等進行真空注油的理想設備。In wires with very weak insulation ( such as telecom and datacom wires having a foamed dielectric ), the ac voltage ionizes the air inside the foam cells, reducing overall dielectric strength of the insulation
絕緣較薄的電線(如具有發泡絕緣的通信和網路電纜) ?交流電壓使發泡單元里的空氣電離?這將減少絕緣的介電強度。Standard specification for prefabricated reflective insulation systems for equipment and pipe operating at temperatures above ambient air
環境溫度空氣以上管道操作和設備的預制纖維反射絕緣的標準規范分享友人