空心磁鐵 的英文怎麼說
中文拼音 [kōngxīncítiě]
空心磁鐵
英文
air-core magnet-
Abstract : new ideas, new structures and new technologies have been used for the design, manufacture and installment of wiggler in order to achieve the coincidence of the central level planes of magnets and beam vacuum tube
文摘:採用新思想、新結構、新工藝設計和加工超導扭擺磁鐵,並在安裝過程中確保磁體的準直,實現了磁體的磁中心水平面與束流真空管的中心水平面的重合。On the other hand, the harmonic and surge current in capacitor banks is restrained so that the capaci - tor is protected by reactor. since this type of reactor has a dry - type air - cored structure, no - core structure without ferromagnetic induc - tion effect, it is provided with the feature of good linearity and low noise, so that the product is convenient for maintenance and ope - ration in all weather
該型電抗器採用乾式空心結構,維護簡單,運行安全,無鐵心,不存在鐵磁飽和,電感值不會隨電流變化而變化,線性度好,噪聲低,適合全天候條件下運行。Hollow ferrites particles are the alternative to conventional solid ferrites particles, which have lower density, larger specific surface area and stability. moreover, it is expected electromagnetic wave can be reflected and absorbed again and again in the cavum of hollow particles which become its black hole. in addition, their electromagnetic parameters can be adjusted in a certain range by changing the thickness of the shell and the diameter of hollow microspheres, and the ability of absorbing microwave can be expected to improve
空心結構的鐵氧體是對傳統實心鐵氧體的改造,不僅密度小,還具有特殊的電、磁功能,有可能使電磁波在其空腔中反復振蕩吸收,成為電磁波的「黑洞」 ,從而增加材料的吸波能力,同時可通過調節核殼粒子的內外徑來調控電磁參數。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。1. since this type of reactor has a dry - type air - cored structure, which will prevent leakage and burning so as to maintenance easily and operate reliably. no - core structure without ferromagnetic induction effect so that it is provided with the feature of good linearity and low noise
1 .電抗器採用乾式空心結構,避免油浸式電抗器發生漏油易燃等缺點,維護簡單,運行安全,無鐵心,不存在鐵磁飽和,電感值不會隨電流變化而變化,線性度好,噪音低。Report back in the exhibit schedule : march 8, 2006 - 10 days am09 : march 10, 2006 - 12 days remove time : march 12, 2006 exhibitors range : car, car, motorcycle, light truck bearings, railway bearings, magnetic bearing spindle ; aviation aerospace marine bearings, rocket and satellite bearings ; industrial robot bearings, machining center and machine spindle bearings, textile machine bearings, motor bearings, and farm machinery bearings, paper machine bearings, bearings press, bearing mill, metallurgical mining, petrochemical machinery bearings, bearings sporting goods, marine rig bearing ; bearings, bearings gyroscope, high - precision bearings, high - speed bearings, linear motion bearings, needle roller bearings, thrust bearings, ultra - low - temperature bearings, special bearings, ceramic ball bearings, spherical with trophies bearing miniature bearings, quiet motor bearings, ball bearings, roller bearings, lubricating bearings corrosion resistant bearings, bearing joints ; bearing ring blank refinement, precision ball and roller crown, with nails cage
撤展時間: 2006年03月12日參展范圍:轎車汽車摩托車輕型車軸承鐵路軸承磁懸浮軸承電主軸航空航天航海軸承火箭及人造衛星軸承工業機器人軸承加工中心及機床主軸軸承紡織機軸承電機軸承農機軸承造紙機軸承印刷機軸承軋機軸承冶金礦山石油化工機械軸承體育用品軸承海洋鉆機軸承組合軸承陀螺儀軸承高精軸承高速軸承直線運動軸承滾針軸承推力軸承超低溫軸承特種專用軸承陶瓷球軸承帶座外球面軸承微型軸承靜音電機軸承球軸承滾子軸承潤滑軸承耐腐蝕軸承關節軸承軸承套圈精化毛坯精密鋼球凸度滾子帶釘保持架軸承滾動體等軸承部件。The formation process of w - type ferrite underwent from oxide of metal, the m - type transition phase to final w - phase. when the heating rate was 5 / min, at 900 for 3 hrs and 1200 for 4 hrs, pure m - type and w - type ferrites were formed in air respectively. with heat treatment temperature increasing, crystal structure was more intact, the saturation magnetization increased and the coercive force decreased
熱處理過程表明, m型鐵氧體直接由金屬氧化物反應形成,未經歷尖晶石中間相; w型鐵氧體形成由金屬氧化物到m相過渡相最終向w相的轉變;當升溫速率為5 min ,溫度在900 ,保溫3小時和1200保溫4小時,就分別形成單相m相和w相鐵氧體;隨著熱處理溫度的升高和保溫時間的延長,衍射峰變尖銳,結晶更完整,空心微球的飽和磁化強度增大,矯頑力減小。With heat treatment temperature increasing, the complex permittivity of w - type ferrite hollow microspheres decreased ; " firstly increased and then decreased, increased and there was an obvious resonance peak ; the complex permittivity ? of m - type ferrite hollow microspheres increased ; " increased, " was basically unchangeable
隨熱處理溫度的升高, w型鐵氧體空心微球的介電常數降低;磁導率實部先增加后減少,虛部增加並出現明顯的共振峰; m型鐵氧體空心微球的介電常數增加,磁導率實部增加,虛部變化不明顯。The magnet ' s hollow core holds the targets
磁鐵的中空核心會追蹤目標。Thirdly, the proportional electromagnetism of the change over valve is introduced in terms of principle, type of action and characteristics
然後介紹了電空轉換閥核心技術比例電磁鐵的原理、作用方式、特點等。分享友人