電解發電機 的英文怎麼說
中文拼音 [diànjiěfādiànjī]
電解發電機
英文
generator electrolytic-
This thesis studies the law of affecting de - noise result and the selection of the threshold and the wavelet function, the combination of wavelet and fft in the fault diagnosis of turbine - generator sets : by the de - noise anslysis of blocks and sin signals, concludes : to blocks signals, usually adopts soft threshold ; the law of affecting de - noise result is when use wavelet auto - de - noise, with the increasing of decomposed level, the de - noise result becomes worse while the level blow the 3, when the level above 3 and when uses wavelet packet, it is the other way round ; the best de - noise methods of the signal is that uses " dbl " wavelet function, three level, soft and " rigrsure " threshold
本文研究了分解層數對消噪結果影響的規律和閾值、小波函數的選取，結合小波分析與fft分析診斷汽輪發電機組的故障。通過對brocks和sin兩信號的分析，得出：對blocks信號進行分析一般採用軟閾值；分解層數對消噪結果影響的規律為用小波自動降噪在分解層數小於3時，隨著分解層數的增加，消噪結果變好，反之，則變差，用小波包降噪時隨著分解層數的增加，消噪效果變好；適宜選用dbl小波軟rigrsure閾值自動消噪。By utilizing self - diagnosis method and diagnosis method based on dt, it become more convenience for fault orientation. considering about fuzzy relation between fault cause and symptom, commix fuzzy diagnosis module was set up by means of fuzzy synthesize judge
將診斷樹應用於電噴發動機故障診斷專家系統可以優化搜索過程，實現對故障起因的最佳搜索。採用模糊綜合評判的方法進行模糊推理，有效地解決了故障原因與徵兆之間不確定性問題。Many planets ( for example, ganymede, mercury, the earth, jupiter and saturn ) and stars ( for example, the sun ) possess intrinsic magnetic fields. the explanation for their existence and variation remains a great challenge to planetary scientists and astrophysicists. this article attempts to review some recent developments and difficulties in the study of magnetohydrodynamics for the electrically conducting fluid interiors of planets and stars. it is the fluid motions, usually driven by thermal convection, that generate and sustain magnetic fields through magnetohydrodynamic processes in planets and stars. in planets, the magnetohydrodynamic processes are strongly affected by the combined and inseparable effects of rotation, magnetic fields and spherical geometry. the key dynamics involves the interaction between the coriolis and lorentz forces. in the sun, it is the solar tachocline, a thin shear flow layer located at the base of the convection envelope, that plays an essential role in the solar magnetohydrodynamic processes which produce the 11 - year sunspot cycle. some results of a new nonlinear three - dimensional solar dynamo model are also presented
許多行星（如木衛三，水星，地球，木星和土星）和恆星（如太陽）具有內部磁場.對這些磁場的存在和變化的解釋對行星科學家和天體物理學家是一個巨大的挑戰.本文試圖總結行星和恆星的導電流體內部磁流體力學研究的新近發展和困難.一般由熱對流驅動的流動通過磁流體力學過程產生並維持在行星和恆星中的磁場.在行星中磁流體力學過程強烈地受到轉動，磁場和球幾何位型的綜合影響.其動力學的關鍵方面涉及科里奧利力和洛倫茲力間的相互作用.在太陽中其流線，即處于對流層的薄的剪切流層在太陽的磁流體力學過程中扮演了一個基本的角色，並由之產生了11年的太陽黑子周期.本文也給出了一個新的非線性三維太陽發電機模型With this understanding, the advancing analysis method of the steady - state voltage stability integrated the continuation power flow analysis, the system jacobi matrix eigenvalue structure analysis and the correlative sensitivity analysis, provided the comprehensive and veracious informations about the steady - state voltage stability of power system under the future operating state, these informations - included the margin of stability, the weak buses, the crucial branch and the crucial generator
提出了將連續潮流演算法與系統jacobi矩陣特徵結構分解法以及相關的靈敏度方法相結合的靜態電壓穩定預測分析方法，這種方法可以提供關于系統在未來運行狀態下的靜態穩定性信息：系統穩定裕度、系統中的薄弱區域、關鍵支路與關鍵發電機。By starting with the analysis of generator end structure and overheat sources, it is presented that the technical key required to expand the capacity of the unit is to solve the electromagnetic leakage shielding problem. by proceeding with the analysis of the reasons causing the aging of the stator winding bars insulation, the necessity for stator winding bars to adopt class f insulation and relative fixing technological improvement are pointed out so as to extend the service life of the winding bars insulation
從分析發電機端部結構及過熱原因入手，提出了增容的技術要點在於解決端部漏磁屏蔽問題；從發電機線棒絕緣老化原因分析入手，指出為延長定子線棒絕緣使用壽命，線棒主絕緣採用f級的必要性以及相關工藝的改進。These common costs have inseparable characteristic, namely we can not identify which load ( unit ) should be responsible for which part of common costs
這些公共成本都具有不可解耦的特性，即公共成本的產生與具體的負荷（或發電機）之間並不存在一一對應的關系。To ensure the stable operation of region electricity market, many problems concerning equitable allocation of common costs must be solved, such as allocation of transmission losses, allocation of unit start - up costs and allocation of merchandise surpluses and so on
為了確保區域電力市場的穩定運行，需要解決許多公共成本的公平分攤問題，如網損的分攤、發電機啟動費用的分攤、市場結算盈餘的分攤等。For the purpose of discovering the near - globally optimal solution, this paper proposed a hybrid approach of ant colony algorithm and sequential quadratic programming ( sqp )
摘要為了獲得整體近似最優解，提出採用蟻群演算法，搜索發電機可運行狀態的最優組合，並對蟻群演算法的數學模型進行分析，以參數的形式給出具有普遍意義的收斂性定理。A high - speed generator is much different from a low - speed one not only on the mechanical aspect but also on the electrical - magnetic aspect. the main content of this paper are focused on the followings : first of all, a series of problems caused by the high speed are researched and the relative solutions are given out about the stator, the research focuses on stator losses, winding type, cooling system and so on
高速發電機轉速很高，無論在機械性能方面，還是電磁性能方面都與低速電機有較大不同，本文主要內容就是圍繞高速永磁發電機的設計特點從以下幾個方面展開的：首先，對高速電機因高轉速引起的一系列問題進行了研究，提出了解決相關問題的措施。Chinese tendering process for steam turbines and turbo generator
了解中國汽輪發電機組市場投標過程。In chapter 5, the principle of molten carbonate fuel cell power system is introduced. the development of the system, such as the improvement of cell components including electrodes and electrolyte, the fuel processing, the heat recovery, the power conditioning and grid interconnection, the control system and the combine generation
第五章在簡要敘述了熔融碳酸鹽燃料電池發電系統原理后，從以下幾個方面對系統的開發進行了論證:單體元件（電極和電解質）性能的提高，燃料的處理，余熱利用，電力調節和並網，燃料電池/燃氣輪機/汽輪機聯合發電以及系統控制與優化。The successful development of this equipment has solved the problems of the turbine drove by hand when the batteries of hydraulic power generators in checking and repairing and improved the efficiency of the repairing
該裝置的研製成功，解決了以往水輪發電機組檢修中的手動盤車的問題，提高了發電機組的檢修效率。Because central potentials of four y windings in 12 - phase generator are not equal each other and there is no common reference inside the generator, it is difficult to identify the on / off of rectifying elements. in this paper, by using a mathematical model with line voltage substitute for phase voltage, the problem that there is no common reference in the 12 - phase generator with rectifier is solved. based on results of the studies on small prototype, 920kw charging generator applied in a submarine is improved in design, and therefore power oscillation with high magnitude when two generators are operating in parallel
由於十二相發電機中四個y繞組的中點電位不等，電機內部沒有公共參考點，從而在判斷整流元件導通時，不能象三相同步發電機整流系統那樣認為陽極電位最高或陰極電位最低的整流元件導通，本文採用了以線電壓代替相電壓建立十二相整流發電機的數學模型，從而解決了十二相發電機無公共參考點的問題。An artificial ant was realized as a certain feasible operating set of units and then sqp was utilized to solve the traditional ed
在此求解過程中，以每隻人工螞蟻來表示符合限制條件的某個可運轉狀態的發電機組合併以序列二次規劃法來求解傳統的經濟調度問題。Asynchronized synchronous generator is a new type of generator whose performances are significantly better than those of conventional generator. its appearance shows a new way to resolve the problem of continuous over - voltage on extra - high voltage electric network and the stability of power system with long transmission lines
異步化同步發電機是一種運行特性明顯優于普通同步發電機的新型電機，它的出現為解決超高壓電網持續工頻過電壓和長距離輸電系統的穩定性問題提供了新的途徑。The mathematical model of diesel - generator set in the mechano - electronic transient process is proposed in this paper, the pulsation and delay of diesel torque are analyzed, the relation between diesel torque and diesel rotational speed together with injection pump rack bar displacement is described exactly. the motion law of diesel - generator set is revealed all - sidedly and nonlinear problem of diesel - generator set is settled by piecewise linearzation method
本文提出了柴油發電機組機電暫態過程的數學模型，分析了柴油機轉矩的脈動和滯后，準確地描述了柴油機輸出軸扭矩與柴油機轉速和噴油泵齒桿位移之間的關系，全面揭示了柴油發電機組的運動規律，利用分段線性化的方法解決了柴油發電機組的非線性問題。Building a reasonable maintenance scheduling has become one of the most important strategies for generation companies to maximize profits. the traditional approach of generation maintenance scheduling employed by the system operator through a centralized optimization method is no longer acceptable by generation companies and does not match with the electricity market operation mechanism. new methods must be developed for this purpose
在此背景下，傳統的、由系統調度機構基於系統可靠性要求或使系統總的運行成本最小來統一安排發電機組檢修計劃的管理方式因無法保證公平性而難以為發電公司所接受，也與市場機制不相吻合，必須尋求新的解決辦法。In order to resolve the question, in the thesis a simulation arithmetic of hydro - electrical system is put up. the equations of hydro - electrical system are divided to two parts, one of which consists of the differential equations of conduit system, hydro turbine and generator ' s rotator and is solved by characteristic equation arithmetic, the other of which consists of the differential equations of generator, magnetic system and grid and is solved by longge - kuta arithmetic or covert integrated arithmetic. through the alternative solving of the two parts, the simulation results of the large - disturbance transient could be abstained eventually
為解決這一問題，本文提出了一種將水力系統和電力系統方程交替求解的水電系統聯合模擬演算法，即將包括輸水系統、水輪機以及機組轉子等部分的水力系統差分方程作為一部分，將包括同步發電機、勵磁系統以及電網等部分的電力系統微分方程或差分方程作為另一鄭州大學工學碩士論文部分，對前一部分採用特徵線法求解，對后一部分根據模型形式採用龍格一庫塔法或隱式積分法等演算法求解，這兩部分的求解過程交替進行，最終即可得到水電系統大擾動過程的模擬結果。In the second chapter, equivalent circuit of the eddy current sensor is firstly analyzed. based on that, the carrier signal generating circuit that is realized by the lc periodic circuit is introduced, thus, the carrier signal of standard frequency is obtained through the trimming capacity. subsequently, the disc type rotational armature generator and the rotational coupling transformer are separately leaded in to realize the power supplies of the carrier signal generating circuit and output of the measuring signal
在傳感器設計一章中，首先對渦流傳感器進行等效電路分析，在此基礎上分析了由電感、電容諧振電路構成的載波信號發生電路，並通過微調電容獲得了標準頻率的載波信號；接下來提出了採用盤式旋轉電樞發電機解決載波信號發生電路電源供給問題的方案，同時通過旋轉耦合變壓器的引入，使得測量信號輸出問題很好地解決；本章最後給出的一組實驗曲線充分說明了這一方案的可實現性。In order to improve the ability of the students in the university, we establish the laboratory of ship power - station. the ship power - station is composed of dc voltager - stabilized power supply 、 electric motor 、 generator 、 distributor and load
船舶電站試驗教學是為了加強航海類院校在校學生實際技能的培養，使他們在任職后能對電站、發電機組及船舶電氣設備的具體問題有較強的分析和解決的能力。分享友人