three-wire control 中文意思是什麼

three-wire control 解釋
三線控制
  • three : n. 1. 三個人[東西]。2. 三歲,三時。3. 【板球】3字型。
  • wire : n 1 金屬線,銅絲,鐵絲,鋼絲;【電學】導線;線路;金屬絲網;【造紙】抄網。2 電信;〈口語〉電報。3...
  • control : n 1 支配,管理,管制,統制,控制;監督。2 抑制(力);壓制,節制,拘束;【農業】防治。3 檢查;核...
  1. Model gdl1, 2 compact low voltage complete switchgear is suitable for use in ac 50 - 60hz three - phase five - wire election net as power, lighting, electic energy changeover, protection and control in genegration, transmission and distribution systems. it also can be used in warship, oil prospecting and nuclear power stration

    2低壓成套開關設備適用於交流50 - 60hz ,三相互線制電網,用於發電、輸電、配電系統中最為動力、照明、電能轉換、保護控制之用,還可用於艦船及海上石油勘探和核電站。
  2. Three phase ac reactive power display control instrument ; single screen digital display ; outline dimension 16080mm ; no communication interface ; no transmit output ; three - phase four - wire system connection mode, high limit alarm low limit alarm ; switch power supply ; input voltage 0380v ; input current 05a, display reactive power 0114. 0k var

    三相交流無功功率顯示控制儀:單屏數字顯示外形尺寸16080無通訊介面無變送輸出三相四線制接線方式,上限報警下限報警開關電源供電輸入電壓0 380v ,輸入電流0 5a ,顯示無功功率0 114 . 0kvar ,
  3. Three phase ac active power display control instrument ; single screen digital display ; outline dimension 16080mm ; no communication interface ; no transmit output ; three - phase four - wire system connection mode ; high limit alarm low limit alarm ; switch power supply ; input voltage 0380v ; input current 05a ; display active power 0114. 0kw. 2. wp - le3q - c2004hlt 380v 380v, 100a 5a

    三相交流有功功率顯示控制儀單屏數字顯示外形尺寸16080無通訊介面無變送輸出三相四線制接線方式;上限報警下限報警開關電源供電,輸入電壓0 380v ;輸入電流0 5a ;顯示有功功率0 114 . 0k w 。
  4. Based the simplest solutions of control equations, one - cycle controller for the three - phase four - wire apf with four - leg is presented

    基於控制方程的最簡解,建立了單周控制四橋臂三相四線制有源電力濾波器的電路模型。
  5. The third, the paper analyses and expatiates three mode of speed regulating which are speed negative feedback, voltage negative feedback and voltage negative feedback plus cuttent positive feedback and designs a speed regulating control system adopting the mode of voltage negative feedback plus cuttent positive feedback. at the same time we optimize the speed regulating system using the appraisal software of the performance of wire feeder

    再次,從控制論的角度對轉速負反饋、電壓負反饋、電壓負反饋配合電流正反饋等三種轉速調節方式進行了分析論述,採用電樞電壓負反饋配合電流正反饋方式設計了送絲機調速控制系統,並採用送絲機性能評估軟體對調速系統進行了優化。
  6. Three - phase four - wire apf with one - cycle control need not sense the three phase load currents or the three phase voltages, need not calculate the harmonics and reactive current components, as well as the use of any multipliers

    單周控制三相四線制有源電力濾波器不需要檢測三相負載電流和三相電源電壓,不需要檢測諧波和無功電流,也不需要使用任何乘法器。
  7. They are voltage to digit data converting circuit board, current to digit data converting circuit board and digit data input / output circuit board. these circuit boards are used to acquire the main running parameter of hev experimental bed and to control the output of alarm message. in order to simplify the wire connection and signal conditioning, three piece of interface circuit boards correspondence to the three data acquisition circuit boards are equipped, and a wire connection box is also designed to contain them

    本文監控系統的硬體以一臺工業控制pc機為核心並根據採集信號的性質配置了電壓-數字量轉換板、電流-數字量轉換板及數字量輸出輸出板,對hev運行系統的主要運行參數進行採集並進行報警控制;為方便接線和信號調理,配備了與採集板對應的接線和調理介面板以及接線盒。
  8. Based on the research on one - cycle control theory, one - cycle control is applied to three - phase four - wire apf with four - leg in this paper. analysis for the average model of the apf in switching period is performed and the control equation is derived

    本文在研究單周控制理論的基礎上,將單周控制用於四橋臂三相四線制有源電力濾波器,通過分析其開關周期平均模型,推導出它的控制方程。
  9. There are two structure of up cable : four cores and five cores, formed by three main wire and one grounding wire one core is control wire in five cores cable, interwist to cable encircling core and outside wraped black rubber sheath

    5芯電纜中有一芯為控制線。圍繞墊芯絞合成纜,外面擠包黑色氯丁橡皮護套。
  10. There are two structure of up cable : four cores and five cores, formed by three main wire and one grounding wire one core is control wire in five cores cable, interwist to cable encircling semiconducting core and outside wraped black chloroprene rubber sheath

    5芯電纜中有一芯為控制線。圍繞半導電墊芯絞合成纜,外面擠包黑色氯丁橡皮護套。
  11. Collective control system of multistage fan stations using three two - wire system models

    三種二線制模塊化多級機站集中控制系統
  12. Main circuit structure and control of the active power filter for three - phase four - wire system

    三相四線制有源電力濾波器主電路的結構形式與控制
  13. Study on mathematical model and lyapunov - based control for three - phase four - wire three - level npc voltage - source rectifier

    整流器雙環控制技術及中點電壓平衡控制技術的研究
  14. Tri - phase ac voltage display control instrument ; three screen digital display ; outline dimension 80160mm ; rs - 485 standard serial communication ; tri - phase four - wire system connection mode ; switch power supply ; input voltage 0400v ; display 0400v ; tri - phase high limit alarm. 2

    三相交流電壓顯示控制儀:三屏數字顯示;外形尺寸80160 ; rs - 485標準串列通訊;三相四線制接線方式開關電源供電輸入電壓0400v顯示0 400v三相上限報警。
  15. The detecting techniques of harmful currents, the modulation methods of novel upfc and the balancing control of capacitors voltage on dc link are studied thoroughly. in order to be fit for three - phase four - wire system, the method of balancing control using chopper presented in literature [ 29 ] is mended

    分析了零序和負序電流對新型upfc直流側電容電壓的不同影響,對文獻[ 29 ]提出的傳統upfc的直流側各電容電壓的均衡控制方法進行了仔細研究,提出了採用b型直流斬波器來控制新型upfc的直流側電容電壓的新方法。
  16. Modeling and simulating of new three - phase four - wire cascade control system

    新型三相四線制串級調速系統的建模與模擬
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