接地母線 的英文怎麼說
中文拼音 [jiēdemǔxiàn]
接地母線
英文
earth bus-
But when fault was occurred, sometimes there would be great loss. for the reason, the paper put forward a microcomputer bus protection scheme suit for mv or lv power system with low current grounding based on the great researching about the working theory of current bus protections and the characteristic of mv or lv system with low current grounding. based on it, the paper has designed the platform of the hardware and the software programs
針對國內目前中、低壓電網大都未裝設母線保護裝置,發生故障不能及時切除時造成很大損失的狀況,本文在廣泛研究當前主流的母線保護動作原理並認真分析了中、低壓小電流接地系統特點的基礎上,提出了一套適合中、低壓微機母線保護裝置的研製方案,並據此選擇、搭建了硬體平臺,設計了軟體功能程序。The characteristics : the unit is composed of high voltage parallel capacitor, serial reactor, switch ( disconnector, grounding switch, breaker etc. ), lightning arrestor, fuse, discharging coil, current transformer, insulator, busbar and steel bracket, includes two kinds of structure : frame type and cabinet type
產品特點:裝置由高壓並聯電容器、串聯電抗器、開關(隔離開關、接地開關、斷路器等) 、避雷器、熔斷器、放電線圈、電流互感器、絕緣子、母排和鋼架組成,裝置有框架和櫃式兩種結構。Through analyzing the two cases of protection malfunction due to incorrect connection of open - delta connection of busbar voltage transformer, the importance of correct connection of open - delta connection when earthing fault occurring in a power system was explained
摘要通過分析兩起母線電壓互感器開口三角形接線錯誤引起的保護不正確動作,從而說明在系統發生接地故障時電壓互感器開口三角形接線正確的重要性。Pvc grey jacket ; od : 5. 3mm ; trunk cable connector of patient monitor : rectangle 11 pin pink, male ; termination of cable connector : connect abbott disposable transducer kit and medex disposable transducer kit, and so on
可連接傳感器:雅培, medex等傳感器插頭: 11pin紅色-電話插頭母線纜: pvc屏蔽四芯線纜od5 . 3mm線纜長: 4m傳感器端:電話插頭雅培, medex產地:北京This book uses the language of easy comprehension, describe to connect a ground of problem in the engineering and defend thunder knowledge, engineering to install, female line slot regulations, accumulate author to realize but write for more than 30 years, the contents is abundant, popular easily understand, close at hand engineering fulfillment, the function is strong
本書用易理解的語言,敘述工程中接地問題,防雷知識、工程安裝、母線槽規程,是積作者30餘年體會而編寫的,內容豐富,通俗易懂,切近工程實踐,實用性強。Firstly, the paper introduced the commonly hardware configure of microcomputer relaying and the function of every module of industry controlling computer std90386. secondly, the paper introduced several types busbarprotection which was commonly installed on electric power system and the characteristic of mv or lv system with low current grounding. based on it, the paper put forwards the theory of percentage - restraint differential relay. after that, in the discussing every problems of the relaying working the paper put the emphasis on the negative effect of the ct saturation and countermeasure
本文首先介紹了微機保護裝置的一般硬體配置以及作為裝置硬體平臺的std90386工控機各組件模板的功能,然後分析了目前電網系統裝設的母線保護的各種類型以及中、低壓小電流接地電網的特點,在此基礎上分析、介紹了作為本保護動作原理的「比率制動式差動保護」原理。Its rated voltage class includes 40. 5kv, 72. 5kv and 126kv. this product is applied for connecting and disconnecting of hv lines at no load, electrical isolation between inspected hv busbar, circuit breaker and other electrical equipment, and live hv lines, as well as connecting and disconnecting of small capacitance current and inductance current. the new - type hv disconnecting switch can effectively prevent such common problems as overheat in galvanic circle, misoperation and
該系列產品為三相交流50hz的戶外高壓電器設備,額定電壓等級有33kv 40 . 5kv 72 . 5kv和126kv ,供高壓線路在無負載情況下進行開合,以及對被檢修高壓母線斷路器等電氣設備與帶電的高壓線路進行電氣隔離之用,也可用於開合小的電容或電感電流,並可按用戶要求加裝接地開關。Its rated voltage class includes 40. 5kv, 72. 5kv and 126kv. this product is applied for connecting and disconnecting of hv lines at no load, electrical isolation between inspected hv busbar, circuit breaker and other electrical equipment, and live hv lines, as well as connecting and disconnecting of small capacitance current and inductance current. the new - type hv disconnecting switch can effectively prevent such common problems as overheat in galvanic circle, misoperation and part rusting
該系列產品為三相交流50hz的戶外高壓電器設備,額定電壓等級有33kv 40 . 5kv 72 . 5kv和126kv ,供高壓線路在無負載情況下進行開合,以及對被檢修高壓母線斷路器等電氣設備與帶電的高壓線路進行電氣隔離之用,也可用於開合小的電容或電感電流,並可按用戶要求加裝接地開關。In this paper. firstly, the new busbar protection theory of medium voltage system have been introduced and summarize, the feasibility of theory also demonstrated
接著在對小電流接地系統中特殊情況下的母線保護展開分析,並對其基本理論基礎和可行性進行了充分的論證。分享友人