阻抗壓降 的英文怎麼說
中文拼音 [zǔkàngyājiàng]
阻抗壓降
英文
impedance voltage drop-
Among antihypertensive measures, blockade of the raas by means of ace inhibitors or angiotensin ii receptor antagonists recently emerged as a potentially polyvalent approach, not only for treating hypertension and reducing cardiovascular events, but also to prevent or reduce albuminuria, counteract diabetic nephropathy and lower the occurrence of new type 2 diabetes in individuals at risk
在抗高血壓藥物治療中,通過用ace抑制劑或血管緊張素受體拮抗劑可阻滯腎素-血管緊張素-醛固酮系統激活,最近其可作為一種潛在多能的治療方法,不僅可治療高血壓和減少心血管事件,也能夠預防或減少蛋白尿,阻止糖尿病性腎病變,並使新糖尿病患者發生風險性降得更低。Finally, the method of estimating power customer emission level based on binary linear regression is put forward, which make it a condition that harmonic emission is steady at the point of common coupling. combined with power system thevenin equivalent and customer norton equivalent, according to the principle of least squares method, the voltage that a customer ' s harmonic current begets at the point of common coupling can be estimated in the light of the plural correlation of network parameters
最後,提出了基於二元線性回歸的用戶諧波發射水平估計方法,該方法在假設公共聯接點諧波發射穩定的情況下,結合系統側戴維南等值與用戶側諾頓等值的電路圖,按照最小二乘法原理,利用電網各參數的復數關系推導關于系統側諧波阻抗的二元線性回歸方程,並根據諧波阻抗的估計值求取用戶諧波電流在公共聯四川大學碩士學位論文( 2003 )接點產生的電壓降。The voltage of lithium - intercalation reaction, impedance and structural stability of intercalation - type cathode material were analysed and calculated. theoritical results show that the reaction voltage depends on the content of lithium and the bond energy, and that the key ways to lower the electrode impedance are to increase the electronic conductivity of the electrode and the diffusion coefficient of lithium ion in the host and to decrease the size of powder. in addition, the thermal stability of lithium - insertion structure can be improved by using crystallographic co - lattice theory and doping treatment
本文從嵌入式陰極材料的嵌鋰反應的電壓、阻抗及結構穩定性的分析和理論計算著手,得到了電壓取決于基體中各種離子間的鍵能及鋰含量、降低電極阻抗的關鍵是提高電子型導電性和li ~ +在基體中的擴散系數及減小粉末粒度的理論依據及其利用晶體的共格原理和摻雜改性的方式來提高材料嵌鋰結構的熱穩定性的設計思路。Impedance - matching balanced traction transformers ( balanced transformers in this paper for short ) are step - down transformers, they transfer symmetrical three phase voltage in primary side to perpendicular two phase voltage in secondary side. they are different from any other transformers, so their short - circuit current analysis and short - circuit test method must be taken into special account
阻抗匹配平衡牽引變壓器(本文中簡稱平衡變壓器)是一種將一次側三相對稱電壓變換為二次側二相垂直電壓的降壓變壓器,它不同於已有的任何一種變壓器,短路電流的分析計算和短路試驗必須予以重新研究。The pt secondary loop voltage drop is a changing amount and has the characteristics of indirection and certain randomness. the second, according to the cause of pt secondary loop voltage drop, the different methods to reduce the pt secondary loop voltage drop were analyzed and the conclusions are draw as below : 1. changing bigger section wire and maintaining the connector plugs regularly can reduce the pt secondary loop voltage drop effectively, but ca n ' t guarantee which meets the relevant rules
首先,通過對電壓互感器二次壓降的形成機理進行分析,得出以下關於二次壓降的相關結論: 1 、電壓互感器二次壓降等於二次迴路阻抗和迴路電流的乘積; 2 、電壓互感器二次迴路阻抗分為元器件自身阻抗和接觸阻抗兩部分,且接觸阻抗佔主要部分,從而使得電壓互感器二次迴路阻抗具有動態特性,而且具有一定的隨機性; 3 、電壓互感器二次迴路電流與二次負荷和迴路阻抗大小相關,因而二次迴路電流也是變化的; 4 、電壓互感器二次壓降是一個變化量,且具有單向性和一定的隨機性。While low voltage and low power is realized when designing the operational amplifier in this text, great efforts have been devoted to increasing the input common mode range and the swing of output signal, and lowing the output resistance at the same time
只是實現低壓低功耗而不實現良好的性能顯然是錯誤的。本文在設計實現低壓低功耗的運算放大器的同時,也想法提高輸入共模範圍和輸出信號的幅度,同時降低輸出阻抗。The effect on the generator excitation magnetic field is different when the capacity and power factor of load are different, and the effect on the internal impedance voltage drop is different, too
而不同容量的負載,以及負載的不同功率因數,對同步發電機勵磁磁場的作用是不同的,對同步發電機的內部阻抗壓降的作用也是不一樣的。The load is changing when the dynamo is normal. the effect to the dynamo excitation magnetic field is different when the capacity and power factor is different. the intemal anpedance voltage drop is different
而不同容量的負載,以及負載的不同功率因數,對同步發電機勵磁磁場的反映作用是不同的,對同步發電機的內部阻抗壓降也是不一樣的。In the research and preparation procedure, it probes into electric field dynamic impedance variation rules, summarizing a set of sparks critical point discrimination methods in solving the key to detect electric field less - spark technology and realizing the less - sparks operation controlling function under impending arcover voltage, putting forward and realizing constant spark rate operation mode, in fiashover treatment adopting method of small descending amplitude, speedy picking up speed, and unlocking silicon controlled rectifier
在研製過程中探索了電場動態阻抗變化規律,總結出一套識別火花臨界點的方法,解決了探測電場少火花的技術關鍵,實現了逼近擊穿電壓下少火花運行控制功能,提出和實現了恆定火花率運行方式,在閃絡處理上採取下降幅度小、回升速度快、不封鎖可控硅的方法。By selecting the voltage space vector of the voltage across the equivalent converter impedance as the control variables, the steady - state model of hvdc - vsc is developed. on this basis, a steady - state feedback linearization strategy is proposed, then, linear and decoupled control is realized using pi controllers and feedforward compensation
建立了以vsc等效換流阻抗上的基波壓降所對應的電壓空間矢量為控制量時hvdc - vsc的穩態模型,並根據所建立的穩態模型,提出了基於穩態模型的hvdc - vsc反饋線性化控制策略。Proved by clinical testing and experts, the product has the fun ction of promoting child s brain development and iq, strengthening the activation of the lipase in the blood, preventing the absorption of the cholesterol and fat, getting rid of the surplus sodium ions, reducing blood fat and blood pressure, preventing diabetes, relieving edema, making human excrement clear, resisting radiation, preventing cancer and strengthening immunity etc.
經多方的臨床試驗和專家論證,本品可促進兒童大腦發育,提高智商,增強血液中脂肪的活性,阻止膽固醇和脂肪的吸收,排除多餘鈉離子、降低血脂、血壓、防治糖尿病、減輕浮腫、使大便通暢、抗輻射、排鋁、防癌、增強免疫等功能。If the speaker needs more current ( its overall impedance drops ) then a lower amplifier output impedance will allow that current to be drawn out of the amplifier without causing much of a change in the applied voltage - and that means less distortion
如果揚聲器需要更大電流(揚聲器的整體阻抗降低) ,那麼一個低輸出阻抗的放大器可以容許在輸出相應電流的同時,所施加的電壓變化更小,這也意味著失真更小。If the speaker needs more current ( its overall impedance drops ) then a lower amplifier output impedance will allow that current to be drawn out of the amplifier without causing much of a change in the applied voltage - and that means [ i ] less [ / i ] distortion
如果揚聲器需要更大電流(揚聲器的整體阻抗降低) ,那麼一個低輸出阻抗的放大器可以容許在輸出相應電流的同時,所施加的電壓變化更小,這也意味著失真更小。分享友人