電動運轉表 的英文怎麼說
中文拼音 [diàndòngyùnzhuǎnbiǎo]
電動運轉表
英文
electrically operated meter- 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...
- 運 : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
- 轉 : 轉構詞成分。
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 電動 : motor driven; power driven; power operated電動擺 motor pendulum; 電動扳手 electric wrench; 電動泵...
- 運轉 : 1. (沿一定軌道運轉) revolve; turn round 2. (指機器轉動) work; operate; run; travel 3. (循環) flow
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The experiment results indicate that this method is more effective in the brushless direct current motor ' s low speed torque ripple attenuation, and its more effective in improving system dynamic performance
運行結果表明,此方案能有效地抑制無刷直流電動機低速時的轉矩脈動,更好地改善系統的動態性能。Being a sort of new principle micromotor in the fronitier of science. the ultrosonic motor ( usm ) is developed at recently twenty years. utilizing the stator surface particle elliptical motion excited by piezoceeramics, the usm is drived by friction force between the stator and rotor. compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism
超聲波電機( ultrasonicmotor )是近二十年來發展起來的一種新原理電機,其原理不同於傳統的電磁型電機,它是利用壓電陶瓷的逆壓電效應使定子的表面質點產生橢圓運動,通過定子和轉子之間的摩擦力驅動轉子運動。這種新型的電機與傳統電磁電機相比,具有響應快、不受電磁干擾、結構緊湊、低速、大扭矩、斷電自鎖等優點,因而在微型機械、機器人、精密儀器、家用電器、航天器、汽車等方面顯示出廣泛的應用前景。The two - degree - of - freedom nonlinear system with cubic nonlinearities will be used to explore the bifurcations and chaotic dynamics in the rotor - ambs system with eight pole pairs. the results obtained by the dissertation show that there exist the chaotic motions in some parameter regions
本文研究了電磁軸承-轉子系統的非線性動力學,表明電磁軸承-轉子系統在某些參數區域內可以出現全局分叉和混沌運動。Two nonlinear simulation methods are designed by curve fitting method and anfis which seem simply and right in the simulation experiment. based on the model different control strategies also were realized in detail such as chopped current control ( ccc ), angular position control ( apc ), amplitude - change ccc and pi control. a simple torque sharing function ( tsf ) method and a tsf controller were designed which decreases torque ripple effectively
文章中還建立一種基於模糊神經網路的非線性模型,並對比分析了三種方法,模擬中確定了電機的最優開通關斷角,在此基礎上實現了電流斬波控制、角度位置控制、變幅值電流斬波控制以及分段雙閉環pi控制,模擬結果表明,它實現了電機的正常運行,很好的抑止了電機轉矩脈動,同時有效地降低了噪聲。The study indicates that erf couplings could be conveniently controlled, intermittent rotation could be easily obtained. it is expected that the erf coupling could be used in flexible transmission systems
實驗結果表明電流變液具有很好的控制性能,可以很方便實現旋轉運動的間歇進給,並且輸入和輸出之間是柔性連接,可以應用於柔性旋轉間歇運動機構。1. this product is a new kind machinery induction - type electrical energy appliance. it adopts high coercive force aluminium nickl cobat material to make the special structure magnetic - hanged magnetic - propelled bearing. when it is electrified to operate, interrepulsion is produced between the bearing and the anxle so that it is electrified to operate. interrepulsion is produced between the bearing and the anxle so that it is suspend station. the friction loss is very small. it not only reduces energy exhaustion by a wide mardin, but also prolongs lifetime to 20 years and above
1 dd951型長壽命單相電度表是金雀儀表有限公司新開發的高可靠性民用電度表,本產品系一代機械感應式電能計量器具。採用高矯頑磁力鋁鎳鈷材料制面的特殊結構磁懸磁推軸承,能電動物時軸承與軸之間產生相互斥力合其和處于懸浮狀,運轉磨擦損耗極小,不但便能耗在幅下降,而且壽命可能性延長到二十年以上。The thing flows the trolley name carrying trolley ; the surface uses the electricity to galvanize, the contour artisticly, the service life is long ; attaches the security leather belt, the fixed link loading and unloading speed is quick, both is advantageous for the mechanized transporting, and is suitable for the short distance the manual shift, may realize the plan production, saves the manpower, reduces the cost ; with thing and so on turnover box flows the vessel coordination use, may realize the modular management, the setting at space is big, folds the collection not to occupy the space ; is suitable the thing flows the transporting in the enterprise working procedure ; also may or allocates and dispatches the center in the factory to install the cargo to transport to the store, a direct achievement commodity goods part
物流臺車又稱載物臺車;表面採用電氣鍍鋅、外形美觀、使用壽命長;附安全皮帶、固定桿裝卸速度快,既便於機械化搬運,又宜於短距離的人力移動,可實現規劃生產,節省人力,降低成本;與周轉箱等物流容器配合使用,可實現單元化管理,置物空間大,折疊收藏不佔空間;適用於企業工序間的物流搬運;也可在工廠或配送中心裝上貨物運到商店,直接作為商品貨架的一部分。Pcr analysis indicated that all lines had been integrated of ssmapkk. northern analysis revealed the presence of expression of ssmapkk mrna in transgenic lines. in principle, ssvp overexpression can increase proton electrochemical gradients across the vacuolar membranes, which permit the secondary active transport of na + and solute molecules
理論上, ssop的過量表達可增加轉基因植株細胞跨液泡膜的質子電化學梯度,為次級轉運提供驅動力,從而增加可溶性物質和na十向液泡內的轉運,提高轉基因植株的抗旱和抗鹽性。Abstract : a two - pole axially - laminated anisotropic ( ala ) rotor reluctance motor, with a high saliency ratio, is de - veloped. based on it, the performance characte istics of the motors are investigated with open - loop operation. it is proposed that an intensive oscillation occurs at low speed, corresponding to the frequency supplied a little greater than the natural one of the system
文摘:研製了一臺高凸極比的兩極ala轉子磁阻同步電動機,實驗研究了電機的開環運行特性,研究結果表明電機開環運行時存在一個比較嚴重的低頻振蕩,這個振蕩發生在電機電源頻率略大於電機的自然頻率后的某一頻段,且會導致電機失去同步The results of the experiment show this creative ac variable frequency speed - governing experiment system can realize the load relationship of direct electromagnetic torque between the motor group, get the continuous control process easily for the reaction load and potential energy load during four quadrant, achieve the total availability of the regenerate energy at any kind of load, and the system consumed power make up under 30 % of actual load power at any kind of load
該方案研究獲得的實驗結果表明:這種具有創新特色的交流變頻調速實驗系統可實現電動機組之間直接電磁轉矩方式的負載關系,可方便地獲得電動機在反應或位能負載特性下四象限運行的連續控制過程,並實現了任意負載方式下再生能量的全部回饋利用,任意負載下系統消耗功率僅占電動機實際負載功率的30 %以下。Henceforth, we calculate the saliency ratio of improved motor by the way of " electromotive oprce method ", and simulate the start processions of original motor and the improved motor with matlab language. from the result of simulation, we can find that the improved motor have better pefformance than the original motor
此後本論文運用「電勢法」計算出轉子結構改進后永磁同步電動機的凸極比,並利用matlab語言對改進前後電機的起動過程進行計算機模擬,模擬結果表明改進后永磁同步電動機能獲得更好的起動性能。Based on the analytic analysis of the linear synchronous motor ’ s layered model, the paper deducted the composing of air gap magnetic fields and the analytic expression of levitating and advancing force. these results provide theoretic guidance not only for the analysis and measurement of the vehicle ’ s air - gap magnetic fields but also for the eatablishment of the
採用各向異性介質近似模擬齒槽區域,並引入定子和轉子等效電流層的概念,建立了直線同步電機的磁場分層模型,在此基礎上得到了氣隙磁場的組成以及懸浮力和推力的解析表達式,為氣隙磁場的分析和測量以及列車運動情況下電磁力軟測量模型的建立提供了理論指導。With import and export rights, the international exhibition, investment and financing, and other qualifications, mainly in the following areas : petroleum, chemical engineering ; paints, rubber and plastics. surface treatment ; energy, metallurgy, iron and steel ; wood ; medical, maintenance, pharmaceutical, medical ; textile and leather ; electronic components instrumentation ; communications, radio and television equipment, media programs ; hvac refrigeration, building materials, engineering and construction ; security, protection, fire ; hardware, tools ; iec electrical, lighting ; lamps and accessories, supplies and maintenance ; environmental protection, water treatment ; machinery and equipment industry ; paper, printing and packaging ; logistics ; secondary transfers ; gifts, toys, jewelry ; food, beverage, forestry, animal husbandry and fisheries ; household goods, hotels, beauty care ; it equipment, digital products, software ; office of books, educational equipment ; sports, leisure, sports goods ; wearing apparel, shoes, and hats, bags ; household appliances, audio - visual equipment, professional lighting ; international exhibitions ; transnational agent ; business services, advertising and other areas of international trade, international investment and financing
具有進出口權、國際會展權、投融資等資質,目前主要從事的領域有:石油、化工;塗料、橡塑、表面處理;能源、冶金、鋼鐵;木材;醫藥、保養、制藥、醫療;紡織、皮革;電子元器件儀器儀表;通信、廣電設備、傳媒節目;暖通製冷、建材、工程建築;安防、防護、消防;五金、工具;電工電氣、照明;汽摩及配件、用品、維修;環保、水處理;機械及行業設備;紙業、印刷、包裝;物流;二手轉讓;禮品、玩具、珠寶首飾;食品、飲料、農林牧副漁;家居用品、酒店、美容護理; it設備、數碼產品、軟體;辦公圖書、教育裝備;運動、休閑、體育用品;服裝服飾、鞋帽箱包;家電、影音設備、專業燈光;國際性展覽會;跨國代理;商務服務、廣告等領域的國際貿易、國際投融資。A few researchers are examining novel technologies, such as actuators that would pull on tendonlike beams to counteract ground motion or electrorheological fluids in a foundation that would turn from liquid to gel to filter out shock waves
有些研究人員正在檢驗這些新穎的科技,例如致動器會在肌腱般的樑柱上施加拉力,以抵消地表的運動;灌入地基的電流變液,在地震時會從液體轉變為膠體而濾除震波。It shows that when wave propagates along axis direction, the displacements of radial, axis direction and the change of electric field are coupling each other, and there is dispersing phenomenon, and the displacement of circle direction can figure out independently, it has not dispersing phenomenon
發現當波沿著圓柱殼體軸向傳播時,物質的徑向運動軸向運動和電勢的變化相互耦合,伴有頻散現象但是扭轉運動可以獨立表示,並且同電場無關,無頻散現象。By the data observed on - site, it indicate that the reinforcing plan which the plant to disembark and the dam to be connected has solved the problem that the plant to disembark occurs resonance vibration with the frequency of the turbogenerator units, but the problem of resonance vibration of the downriver structure of the plant has not been solved, hence the study of the reinforce structure of the downriver plant must be made
廠房在此長期嚴重的振動下,立柱出現水平周邊裂縫,門窗墻壁也均產生裂縫,威脅到電站的安全運行。現場測試表明上游廠壩間在一定范圍內連接加固,雖然解決了廠房上游一階頻率與轉頻的共振問題,但對下游結構作用不明顯,因此需要對廠房下游結構的加固作進一步的研究。In this paper, the starting process is studied by simulation thich is carried out using identification parameters and common test parameters respectively and the results are compared with that of test. it can be indicated that the running state is considered by the method of indentification parameters
在論文中,分別利用辯識參數和常規實驗測試的參數,對復合籠條轉子感應電動機的起動過程進行模擬,將兩種模擬結果與實測結果比較,表明利用辨識的方法測取電機參數能夠考慮到運行狀態對參數的影響。Based upon established analytical model, the finite element models of laminated shell pasted with piezoelectric units, are formulated, which employ a novel eight - node degenerated shell element - a - piezo element, then the model are converted into form of state space and transfer function
在解析模型的基礎上,運用有限元方法,構造了一種新型的八節點退化殼元? ? piezo單元,推導建立了表面粘貼有壓電材料的層合殼結構的有限元動力學模型,並將其轉換成狀態空間和傳遞函數形式。Abstract : in view of the general phenomena of insufficient resource utilization and inefficient unit operation, an optimal method of power plant economic operation which is fit for the operation characteristic of the small hydropower station has been presented in this paper. on the basis of actual power features of units, this method avoid errors for curve transformation and imitation as well as bring the indefinite factor arising from different combination way of diversion and tail - race system of hydropower station. it makes the calculation result more accurate and reliable. proved by practical application of the hydropower station, this method not only improves the technique content of hydropower station manage, but also promotes clearly economic benefit
文摘:針對目前已建成的小型水電站資源利用不充分,機組總體效率較低的現象,提出了一種適合小型水電站運行特點的廠內經濟運行優化方法,該方法以機組的實際動力特性為依據,既避免了由於曲線轉換和擬合帶來的誤差,又可以將電站引水系統和尾水系統由於不同組合方式所出現的不確定因素納入優化設計之中,使計算結果更加準確可靠.經實際電站的應用表明,該方法不僅可以提高電站管理的技術含量,而且使電站的經濟效益有明顯的提高Electrically operated meter
電動運轉表分享友人