時域綜合器 的英文怎麼說

中文拼音 [shízōng]
時域綜合器 英文
time-domain synthesizer
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 名詞(在一定疆界內的地方; 疆域) land within certain boundaries; territory; region
  • : 綜名詞[紡織] (織布機上使 經線交錯著上下分開以便梭子通過的裝置; 綜片) heddle; heald
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 綜合 : 1 (歸在一起; 聯合成一個統一的整體) synthesize 2 (不同種類、不同性質的事物組合在一起) syntheti...
  1. With the ever - advancing testing requirement in the checking and controlling field and the development in both the electronical techique area and the computer techquice area, the traditional testing instrument increasing can n ' t meet the demand of the computer time. the traditional instrument is expensive, single - functioned, inadaptable, and low - automationed, and can n ' t conduct comprehensive analysis and evaluation on the system that is examined, which has : a direct effect on the improvement of testing quality as well as the testing standard

    隨著測控領不斷提高的測試要求以及電子技術、計算機技術的迅猛發展,傳統的測控儀己越來越不能滿足代的要求(傳統儀價格昂貴、功能單一、適應面窄、自動化程度低,而且不能對被測系統分析和評估,直接影響著測試水平和質量的提高) ,微機化、自動化、柔性化的虛擬儀系統是當今測控儀的發展方向。
  2. Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions. ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal, seasonal, annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays

    二、具體研究工作的系統報告,主要集中在以下幾方面:研究如何利用單臺雙頻gps接收機的觀測信息確定電離層延遲改正模型,為小范圍的單頻用戶服務;研究如何實分離gps觀測中的儀偏差與電離層延遲;研究如何建立較大區的電離層格網模型,進而初步設想利用中國地殼運動觀測網路深入研究我國領的電離層的電子濃度變化規律;研究單頻用戶在不利條件下,如何更好地利用電離層延遲改正信息;研究利用gps監測隨機電離層擾動的基本理論和框架方案;研究如何顧及電離層的周日、季節和年變化,進一步提高利用gps模擬電離層延遲的能力;研究如何實現星載單頻gps低軌衛星的精密測軌中的電離層延遲改正要求。
  3. According to the re - analyses on pollen assemblages and archeological evidences in the site and related documents, this paper reconstructs the sequence of fossil pollen - pollen - vegetation - paleoclimate during the prehistoric period, emphatically discussing environment changes, the space - time distributed law on archaeological sites, the origin of culture fault and formation mechanism

    本文根據孢粉學和考古學證據,結相關文獻資料,從古地理學、考古學、歷史學等研究的角度,重建史前期化石花粉? ?孢粉植被? ?古氣候環境的演變序列,著重探討太湖流新石期的環境變遷與古文化遺址的空分佈規律、文化斷層的成因及其機制。
  4. The sample with low emitter efficiency has completed as the method of above. this lead to the greatly decrease of the reverse recovery time and the low reverse leakage and forward voltage, especially the excellent temperature character of the leakage. the test date shows that the samples reach the first class of international level

    本論文作者通過模擬測試,驗證了課題研究的理論設想,並設計製作了具有低陽極發射效率結構的高壓功率frd ,利用局鉑摻雜和電子輻照相結的壽命控制方式,實現件反向恢復間的極大減小,並且反向漏電流、軟度因子、正向壓降等關鍵參數也較理想,且具有極佳的漏電溫度特性,達到性能的優良折衷,達到國際先進水平。
  5. Then one remote supervision system based on virtual instrument technology is studied and realized. the system can measure parameters such as signal level, carrier frequency and snr of remote channel, and can estimate the state of remote channel based on this parameters, and can display the time - domain and frequency - domain wave real time of remote channel, too

    針對目前遠動監控方案的不足,研究並實現了基於虛擬儀技術的電力遠動通道監控系統,該系統可以對遠動收發信電平、載波頻率和信噪比三個通道參數進行測量,具有實波形和功率譜波形顯示功能,並能根據通道參數對通道狀態進行判斷。
  6. In this paper a new method based on sa4828 is proposed and realize through dsp, in order to solve the shortcoming which use more hardware resouces, and the problem in precision and stabilization, which is produced spwm using hardware or software simplie, the experiment shows that this method not only use littler hardware resources but also improve the precision and the stabilization. the tradition pid control can not adapt the change of parameter over the control object, and it can not solve the conflict between dynamic index and the static index. this paper introduced the principle of real time operation systerm uc / os - ii firstly. then analyzed the works in porting to dsp, and give the method to resolve the problems to porting it

    此外,這些調節規律本身不能很好的解決系統的動態與穩態指標間的矛盾,也就是說採用傳統的pid難以組成諸如機人那樣需要完成快速跟蹤、高精度力矩控制的伺服系統。為了解決控制對象參數變化傳統pid適應性差的問題,本設計採用變論的模糊pid ,提高了精度、改善了其調節性能。本文主要作了如下的工作,並取得了成就:利用集成晶元ad2s80來求取空間角度,提高了精度,簡化了控制的復雜性。
  7. After the comprehensive consideration of different architecture, the dct domain partial encoder transcoding scheme, which eliminated the drift error by motion compensation, was chosen as the system architecture. this architecture not only kept the video quality well, but also intelligently utilized the coding information of the input compressed video stream

    考慮各種結構性能的基礎上,確定了基於dct的部分編碼轉碼架構為轉碼結構,從而在保證視頻質量的同最大限度地利用壓縮碼流中的信息,提高轉碼效率。
  8. The work involves : 1 based on the analysis of previous ddm schemes, considering source - based, destination - based, intermediate filtering mechanism, this paper gives clearly reason and excellence of selecting light - weight mode architecture ; 2 the paper displays light - weight ddm scheme in details, including the relationship of ddm service with other services and object attributes, relevant element designment and algorithm designment ; the paper analyses information flow in light - weight ddm scheme, dividing all implementing classes of ieee 1516 interface specification, showing ddm federate process and explaining how to use " infantry division landing island joint warfare simulation system " to test all ddm implementation algorithms

    這主要包括: 1 、在分析ddm所有實現方式的基礎上,包括基於agent 、網格和區等實現方法,結源端、中介端、目的端過濾機制,首次提出了ddm弱服務模式體系結構; 2 、論文首次給出ddm弱服務模式方案的具體設計,包括ddm與聲明服務、對象服務、所有權服務、間服務及與對象屬性的關系,相關基礎設計和詳細演算法設計等。 3 、最後,論文給出了弱服務實現模式的信息流向,分析了ieee1516介面規范實現用到的所有實現類,以及符ieee1516規范的ddm成員流程,論述了利用「 xxx作戰」模擬工程測試數據分發管理的過程。
  9. The hardware of the system is sum up with the purchased television aerial, agilent 8482h power sensor, dsp, oscillograph, etc. for the software part, the architecture takes advantage of the mathematical rule of both the antenna ’ s radiation field and electromagnetic field, for example, the finite - difference time - domain ( fdtd ) method

    硬體電路設計調試方面,利用購置電視天線、 aglient8482h功率傳感和dsp 、示波等組成系統等進行試驗。在軟體模擬中,本文重點介紹並且應用了天線輻射場的計算方法和電磁場的數值計算方法? ?有限差分( fdtd )方法。
  10. One is constant impedance modeling, the other is complicated load modeling. based on the time domain simulation, the sensitivity of stability margin with respect to node active and reactive power for the system with complicated load modeling is derived

    模擬,本文提出了具有負荷模擬的暫態過程中發電機加速面積、減速面積、減速功率(穩定裕度)對網路節點有功、無功及變壓變比的靈敏度分析方法。
  11. A lot of works has been done to reduce the reverse recovery time and improve the general performance in the international power devices ’ research field. they focus on the design of device structure and lifetime controlling technologies

    圍繞著如何減下frd的反向恢復間、提高性能,國際功率半導體件領進行了廣泛的探討,熱點集中在了件結構設計和壽命控制等技術上,其中又以壽命控制技術為為主要焦點。
  12. Firstly, considering the uncertainty as full - block matrix whose h norm is bounded, a robust controller is designed and robust stability of the system is analyzed using method. secondly, given the structure information of the uncertainty, synthesis is adopted to design a robust - performance controller to eliminate conserveness in h design. finally, combining the individual advantage of h2 control and h control, a mixed h2 / h optimal controller is designed based on linear matrix inequality which makes the system have good time - domain lqr performance as well as robust stability

    首先,將未建模不確定性看成是范數有界的滿塊矩陣,設計了h _魯棒控制並用方法分析了系統的魯棒穩定性;其次,考慮未建模不確定性的結構信息,利用設計了魯棒性能控制,克服了h _控制理論設計的保守性;最後,結h _ 2控制和h _控制各自的優勢,基於線性矩陣不等式( lmi )設計了h _ 2 h _混最優控制,使得系統既具有良好的lqr性能又具有較強的魯棒穩定性。
  13. The auhor develops the user - defined dynamic phasor models of all the above devices with the user - defined function of power system analysis software package ( psasp ) of epri, china, including traditional power components such as generator, transmission line, transformef, fixed series capacitor ( fsc ), grounding reactor, etc., and new type power devices including thyristors like tcsc, hvdc, svc and smcom, thus realizes time - domain simulation for sso large signal stability analysis and realizes sso small signal stability analysis further through the linearization platform of psasp

    作者利用電力系統分析程序( psasp )的自定義建模功能,建立了電力系統基本元件(如發電機、輸電線、電容、接地電抗等)及含晶閘管等電力電子元件的新型電力系統裝置( tcsc 、 svc 、 hvdc及statcom )的動態相量自定義模型,從而通過psasp實現了sso問題的大幹擾穩定的模擬計算,並進而通過該程序的小干擾線性化平臺實現了sso問題的小干擾穩定分析。
  14. Wireless sensor network ( wsn ) is a new - type network which involves sensor technology, embedded computing technology, distributed information technology and wireless communication technology. wsn can monitor, apperceive and collect all kinds of information about environment and monitored things in the network - distributed field. it can get detailed and accurate information after gathering original information, then transmit it to user

    無線傳感網路( wsn , wirelesssensornetwork )是了傳感技術、嵌入式計算技術、分散式信息技術和無線通信技術的一種新型的網路,它能夠協作地實監測、感知和採集網路分佈區內的各種環境或監測對象的信息,並對這些採集到的原始信息進行處理,獲得詳盡而準確的信息,然後將它們傳送給用戶。
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