控制載波系統 的英文怎麼說

中文拼音 [kòngzhìzǎitǒng]
控制載波系統 英文
controlled carrier system
  • : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  • 載波 : signal carrier; carrier wave; carrier: 3路載波 three channel carrier載波傳輸 carrier transmission...
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. The key technique include nip signal ' s generation, serial port 422 communication, control system data acquisition and processing, stationary wave ratio of antenna, sending and receiving signal ' s attenuation of antenna and so on

    其關鍵技術包括nip信號產生, rs - 422串口通信,各模塊數據採集和處理,機天線駐比及收發信號衰減測量等。
  2. The smart rotor with active trailing edge is a new system for reducing the vibration which can adjust the air load of the blade to actively counteract the main harmonic of the force to the fuselage by controlling the deflection of the trailing edge

    主動后緣附翼是一種較新的旋翼減振,它通過后緣附翼的偏轉,調節槳葉的氣動荷,實現對機體激振力主要諧分量的主動抵消。
  3. The harmonic circulating current balancing is an important factor in the parallel operating control for it makes the units of the system to get. an equal power factor and makes foundation for the system to work stable and reliable

    並聯電源的諧環流均分是實現負的失真功率均分,保證各並聯單元的輸出功率因數均衡,保證並聯穩定可靠工作的一個重要方面。
  4. Carrier intelligent control system of rotary vane coal feeder

    葉輪給煤機智能
  5. The leec biochip can be connected with pcb ( printed circuit board ), thus it can generate a moving electric field by changing time, scope and field intensity discretionarily under single chip processor ' s control. meanwhile it is probable to reduce driving voltage and decrease temperature greatly, and so increase resolution of dna separation

    研究內容包括線性分散式電極陣列的理論設計,以普通片和有機高聚物pdms ( polydimethylsiloxane )為基本材料的晶元製作工藝, leec晶元和pcb板的連接方式,硬體的設計以及晶元工作的單片機程序編等,此外還包括電化學檢測方法的研究。
  6. Skj ( jjw ) series of ac purifying regulated power supply, incorporating functions of regulation and auti - inter ference, designed and muters, xerox, video equipments, medical instrmments and other electr onicinstrmmerts and autocontrol systems for is wide vange of regulating, high precicion, quickacting, high effciency, small itcan restrain restrain sharp voltageand protect from moise of electric power net

    列進精密凈化電源是當今國際上普遍採用的現代電源調節技術,配以大容量濾器與集成化構成;它具有如下特點:可靠性好、效率高、優良的動(瞬)態,體積小、重量輕、噪音低、負適應能力強;適用於對電源要求較高的儀器或設備。
  7. This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller

    本課題在對低壓電力線的傳輸特性和數字調技術進行分析的基礎上,將通信理論中的直接序列擴頻技術( dsss )用於解決低壓電力線通信的干擾問題,主要研究內容如下: ( 1 )用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析,分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析,驗證dsss技術在本中的可行性; ( 2 )由dsss技術對濾的要求,根據濾理論分析了巴特沃思型濾器的逼近原理並設計了合適的濾電路; ( 3 )用調解調晶元sc1128和自行設計的濾器加之輔助外圍電路,構造出低壓電力線通信,並採用atmel公司的單片機設計了接收和發射電路的微器; ( 4 )分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗,並對結果進行分析,驗證了dsss技術對干擾信號的抑作用。
  8. In airborne synthetic aperture radar ( sar ), antenna stabilization platform is used to isolate antenna pointing, which is stabilized through controlling the platform axis ' rotation, from the vehicle ' s varying attitude and dynamical vibration

    摘要機合成孔徑雷達中,天線穩定平臺用於隔離機的姿態變化和機械振動對天線指向的影響,並通過伺服平臺支承軸的轉動穩定束指向。
  9. He finds the pitch range after calculated the three important parameters through the bladed for windows software, then presents an optimized control strategy that regulate the pitch angle in terms of the wind speed. it must control the output power because the variational output power brings the variational loads. he confirms and optimizes the control strategy that the output power is the control target, the output power is divided into three parts

    將功率作為的目標,將功率分成三段進行,在低風速區,荷是有限的,以功率最大化作為目標;在額定風速附近,由於處在升力曲線斜率的變化點,功率變化較大,應盡快調整槳距角進入失速區工作,減少荷的動,該額定風速區的上下工作點要通過現場試驗的手段來確定;在額定風速以上,使功率維持在額定輸出,減少功率動,並通過bladed軟體的模擬計算對策略進行了驗證。
  10. The system can generate three - phase spwm pulses and has following characters : the range of modulation frequency is from 0 khz to 4 khz. and can be divided to 7 classes to control. the carrier frequency may be selected up to 24 khz, and can be divided to 8 classes to control ; rotational frequency is defined to 16 bits

    能產生三相六路正弦脈寬調( spwm )形;調頻率范圍為0 4khz ,分7級; 16位的速度解析度;頻率分8級,最高可達24khz ;介面兼容intel列和motorola列單片機;該簡單、精確,易修改,可現場編程;同時具有脈沖延時小、最小脈沖刪除、過壓和過流保護功能等特點,可應用於pwm變頻調速的全數字化
  11. First we should analyze the user ' s needs, then should we start our work : designing the configure of database, planning the interface of the users, how to communicate via the serials, the management of the system ' s users, and so on. because the technology of spread spectrum carrier ( ssc ) communication is the kernel of the power carrier technology of communication, so we then explicate the chips we use here

    首先,本文介紹了電力技術及自動抄表在國內外的發展;接著,簡要描述了整個抄表的構成,本套由計費終端(用戶電表、水表、煤氣表等,本主要針對用戶電能表)數據採集器、集中器和中心管理軟體四部分組成,實現遠程集中自動抄錄電能表數據。
  12. Digitalizing includes modulation mode digitalized and equipment all digitalized. aiming at this characteristic, this thesis research in carrier synchronization and signal demodulation of new generation space tt & c system

    數字化包括調方式的數字化和設備的全數字化,本文就結合這一特點對新一代航天測同步和信號解調進行了研究。
  13. The simulation result proves stability of the power supply and simulation waveform satisfies the technological requirements of co2 shielded arc welding

    模擬結果證明所設計的電源在強烈的負大信號擾動下,能夠穩定工作,模擬形滿足co2焊的工藝要求。
  14. The realization of this scheme not only can improve the working and living condition on the platform but also can prolong its operational life span. this is bond to bring huge economic profit to offshore engineering, so it has a promising future. to validate the effectiveness of this vibration control method experimentally, a real control system is made to control the vibration of an oil platform model under simulated wave loadings and the experiment will be conducted in the next term

    根據理論分析結果,本文後面又針對一個近海平臺的實驗模型給出了該模型在模擬荷作用下的振動設計方案,並進行了設計,用於將來的實驗模型振動實驗,以驗證文中所設計變剛度調諧質量阻尼器對由荷引起的平臺振動的效果。
  15. Finally, a large number of experiments are done in this paper, such as the experiments of constant voltage and constant frequency, the current waveform of rotor, different carried - wave ratio, the transition smoothly and connecting electricity web etc. the theoretics and experiments results show that the design of control system is rational, terse and steady ; the analysis of control strategy and system experiments are successful basically

    最後,本文對進行了大量的試驗研究。其中主要包括:恆頻恆壓,轉子電流形,不同比,同步速過渡及其並網試驗等。理論及其試驗結果表明:本的設計是合理、簡潔、穩定的;策略的分析和試驗基本上是成功的。
  16. Jinque co. has developed neo - generation reliable frame - structure ups, which is high frequency and on - line intelligent and whose height is 19 inchs. the product adopts cpu process, so it has excellent ability to calculating and accurately test every control point to guarantee reliability of quality. at the same time, due to the design of double - change power, the voltage and frequency are stable ; the product deletes all kinds of interrupted frequency and becomes power of sine wave to provide vital equipment with better power environment

    金雀公司根據網路的電源要求,開發出新一代高可靠的19英寸機架式高頻在線智能型gr列ups ,採用cpu處理器,極強的運算能力,精確迅速地檢測ups各點,由於採用雙變換電源設計,供負使用的電源電壓頻率穩定,濾除雜讀的純凈正弦電源,為重要的設備提供更佳的電源環境。
  17. Realization of optical wavelet transform with 4 ? optical processing system and loading filters with computer programming, the sensor has the advantages of optical information processing 2 - d, high - speed, parallel, large volume and flexible computer control

    該傳感器用4 ?光學處理實現光學小變換濾,以計算機編程加器,因此兼有光學信息處理的二維、高速、并行和大容量的優點,以及計算機靈活的優點。
  18. This dissertation develops research work for some fields in which ground clutter suppression algorithm may be used for airborne phased - array radar, software design of 3dt - - stap algorithm with adaptive space - frequence steer vector algorithm is completed for clutter suppression realtime processing system based on tigersharc ts101 chip

    本論文圍繞機陣雷達的空時二維處理技術展開研究工作,主要任務是為選擇地雜的演算法,並完成以浮點dsp晶元( ts101 )為核心的基於3dt
  19. The theoretical and experiment results shows that the digital examine and control system which adopts vss lms algorithm can allow the apf to track changes in the system as well as produce a small steady state error, therefore ensures the speed and precision of apf. also erase / program flash on system and bootload are achieved

    實驗結果表明,採用變步長lms演算法的數字化檢測與同時保證了諧檢測的速度與精度,在負變化時有更好的跟蹤能力,滿足有源電力濾器對諧檢測的要求。
  20. The performance test virtual system of power line carrier based on lonworks locale control technology. the syetem is structure of modularity, it can be used to test all kinds of parameters of network performance according to your different requirements. in the lonmaker operation system and distributed database management system, the software of the system adopts object oriented programme. it can be run in windows 2000 system credibly

    電力線通信網路性能虛擬測試儀基於lonworks現場總線技術,它採用了模塊化結構,可根據不同的測試需求,構成不同的測試。本虛擬測試儀的上位機軟體是在lonmaker操作和分散式數據庫管理microsoftsqlserver下採用的面向對象的編程方法開發完成的,可以在windows2000操作下可靠運行。
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