弧觸頭 的英文怎麼說
中文拼音 [húchùtóu]
弧觸頭
英文
arc-rupturing contact-
The type vacuum arcing chamber is miniaturization product, adopts copper and chrome contactor material, cup shape and longitudinal magnetic field structure, glass insulation case, sealing type shield barrel in the plate
本型號真空滅弧室為小型化產品,採用銅鉻觸頭材料,杯狀縱磁場結構,玻璃絕緣外殼,盤片中間封接式屏蔽筒。The product vacuum arcing chamber adopts porcelain case, cup shape and longitudinal magnetic field contactor structure, copper and chrome contactor material, it has the capacity of good open and close short circuit current
本產品真空滅弧室採用陶瓷外殼,杯狀縱磁場觸頭結構,銅鉻觸頭材料,具有優良的開斷和關合短路電流能力。2 miniaturized vacuum arc quenching chamber which is with cucr25 contact material, cup shape and longitudinal magnetic field contact structure, intensive interrupting ability is used. vacuum arc quenching chamber is laid in a sealed insulating cylinder, which significantly improve the ability of enduring environment and phase - phase insulation character
2 、設計了採用cucr25觸頭材料、杯狀縱磁場觸頭結構、開斷能力很強的小型化真空滅弧室;真空滅弧室布置在封閉的絕緣筒內,提高了環境耐受能力,同時使相間絕緣性能顯著提高。Axial magnetic field of a new cup type axial magnetic field vacuum interrupter contact with iron plates
鐵心式杯狀縱磁真空滅弧室觸頭磁場特性Relationship between interrupting capacity of axial magnetic field vacuum interrupters with cup type contacts and contact diameters and contact gaps
杯狀縱磁真空滅弧室開斷能力與觸頭直徑和觸頭開距的關系Experimental validation of relationship between interrupting capacity of axial magnetic field vacuum interrupters with cup type contacts and their contact diameters and contact gaps
杯狀縱磁真空滅弧室開斷能力與觸頭直徑和觸頭開距關系的試驗比對The axial magnetic field distribution on center surface of contact gap and contact piece are calculated when the current is at peak. it can be found that the intensity of axial magnetic field and radial magnetic field uniformity are strengthened after the iron core is put into, this helps to improve the stability of the vacuum arc
計算了電流峰值時觸頭間隙中心平面和觸頭片上的縱向磁場分佈,可以看出加入鐵芯后縱向磁場強度和徑向磁場均勻性增強,這有利於提高真空電弧的穩定性。3. the arc erosion of cuw80 / crcu integrated contact is primary forming the thicker shell and th shell flake off. 4
摘要( 3 ) cuw8o主要是以產生較厚的以w為主的殼層,然後在電弧的反復作用下,殼層剝落,如此循環,導致觸頭的最終燒損。Comparison of axial magnetic field characteristics of 5 axial magnetic field vacuum interrupter contacts
五種縱向磁場真空滅弧室觸頭磁場特性分析比較The finite element model is built for the axial magnetic field of the cup vacuum interrupter contacts without iron core and with two kinds of iron core. the calculation and analysis of the three - dimension axial magnetic field distribution characteristic on the axial magnetic field of cup the vacuum interrupter with iron core are carried out for the first time
對無鐵芯及兩種鐵芯結構的杯狀縱磁真空滅弧室觸頭建立了有限元模型,首次對有鐵芯的杯狀縱磁真空滅弧室進行了三維縱向磁場分佈特性的計算與分析。The crust of carrying parts adopts flame - resistant engineering plastic which has excellent electric property and high safety coefficient. all contacts adopt noble metal, so it has no arc and has long life. and the carrying parts adopt high - conductance excellent copper and high - flexibility material
本產品面板採用高級防彈膠,載流零件殼體採用阻燃工程塑料,電性能優越,安全率數高,觸頭全部採用貴金屬觸點,不起弧,壽命長,載流零件選用高導率的優良銅材和高彈性材料,產品性能得以充分保證Failure mechanism of silver - based contact material under electric arc
銀基觸頭材料電弧作用下的失效及其機理The integral method is adopted caculate and analyze to amf three - dimension distruction which is the structure of coil type four - pole and the structure of coil type double - pole and study the size of two kind of electrode structure axial magnetic flux density distribution and its fielduniformity. the finite - element method is used simulate that eddy current has effect on amf when contact tray of douple - pole amf structure is slotted or no
本文採用積分方法對本文設計的線圈式兩極縱向磁場觸頭結構和線圈式四級縱向磁場觸頭結構的縱向磁場三維分佈進行了計算分析。研究了電弧燃燒期間兩種觸頭結構縱向磁場強度的大小、均勻性,利用有限元法模擬線圈式兩極縱向磁場觸頭結構的觸頭盤開槽和不開槽時渦流對縱向磁場的影響。The product vacuum arcing chamber adopts porcelain insulation case, the contactor adopts wolfram and copper material, it has the advantage of reliable performance, long life, small volume, no explosion danger, no pollution environment
該型號真空滅弧室採用陶瓷絕緣外殼,觸頭採用鎢銅材料,具有性能可靠、壽命長、體積小、無爆炸危險,不污染環境等優點。The switch is not only when switching over with production of electric arc, mechanical contact head easy to be damaged, but also it is slow to regulate, ca n ' t frequently operate, so limit the range of application of this kind of switch
這種開關不僅切換時伴有電弧的產生,機械觸頭容易損壞,而且調節速度慢,不能頻繁操作,因此限制了這種開關的應用范圍。Not only does it study the plasma characteristics of the arcing and after - arcing between contacts, but also its diffusion to outside of the contacts and its effect on the arc shield. for the first time, it proves the non - stability of the plasma diffusion of after - arcing by experiments
同時,分析了燃弧和弧后觸頭間隙等離子體的特性,探討了它向觸頭間隙外的擴散及對屏蔽罩的作用效果,用實驗證明真空滅弧室弧后殘余等離子體消散的不穩定性。Chapter one of the thesis introduces the vacuum structure, operation principle and electric arc characteristic of the vacuum killing arc room concisely, and retrospected the development of the vacuum killing arc room briefly, and indicated the research purpose and meaning of thesis at the same time. chapter two introduces the design process and manufacturing technology of the vacuum killing arc room possessing cup form horizontal magnetism touch head structure. electric magnetic field finite element, an analytical soft of ansoft company, and msc non - linear finite element, an analytical soft of marc of company, have been adopted to analyze the distribution state of the horizontal magnetic field between the touch heads, electric field intensity distribute state and temperature rise situation which the touch head produced
論文的第一章首先是對真空滅弧室的結構、工作原理和電弧特性進行了簡明的闡述,同時對真空滅弧室的發展做了一個簡要的回顧,並表明了本論文的研究目的和意義;第二章介紹了杯狀橫磁真空滅弧室的設計過程和製造工藝;採用ansoft公司電磁場有限元分析軟體和msc公司marc非線性有限元分析軟體分析了觸頭結構產生的橫向磁場在觸頭間的分佈狀況、電場強度分佈狀況以及溫升情況。According to direction of magnetic field, the touch head is divided into horizontal magnetic field structure and vertical magnetic field structure. in the paper a new type vacuum interrupter based on horizontal magnetic cup touch head was designed and the performance was researched when it was applied to the low voltage breaker
根據所產生的磁場方向的不同,可分為橫向磁場結構和縱向磁場結構,本文設計了一種具有杯狀橫磁場觸頭結構的真空滅弧室,研究它在低壓真空斷路器中的開斷性能。The paper establishes a mathematic model that describes the relationship between the arc voltage, the recovery voltage and the arc shield voltage. lt makes a detailed theoretic analysis of the plasma changing laws between contacts and the arc shield gap arc in the arcing process and after - arcing recovery process. the model has achieved the same results as the experiment results
建立了描述真空滅弧室的電弧電壓、恢復電壓與屏蔽罩電壓之間關系的數學模型,從理論上詳細分系了燃弧過程和弧后恢復過程中,真空滅弧室觸頭間隙和觸頭與屏蔽罩間隙電弧等離子體的變化規律,取得了與試驗結果一致的結論。Switches play transmitting and cutting electrical current role during the working electrical net as a hinge, the important role will be brought into effect by the key part in switches - arc contact. if the contacts have invalidated and could not accomplished the important role during the working electrical net, switches would detonate, which result in the paralysis of whole net linked by the switches, the higher the transmitting voltage of net is, the bigger the affected area is, therefore, in order to decrease or avoid the arc eroding and invalidation during the net working, it is necessary to study the arc eroding and invalidation mechanism of contacts, sequentially make the whole net stable
可以說是電網中樞紐,而實施斷路器重要作用的核心部件就是弧觸頭,如果在動態使用中由於觸頭的失效而不能有效開斷的話,斷路器就會整機爆炸,後果就是它所連接的整個電網處于癱瘓狀態,電網的輸變電電壓越高,波及的面積越大,所以有必要對觸頭的動態燒損和失效進行詳盡的分析,減少或避免實際使用過程中的燒損和失效,從而穩定整個電網。分享友人