電氣接地系統 的英文怎麼說
中文拼音 [diànqìjiēdexìtǒng]
電氣接地系統
英文
electrical ground system- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 接 : Ⅰ動詞1 (靠近;接觸) come into contact with; come close to 2 (連接; 使連接) connect; join; put ...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : 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 ...
- 電氣 : [電學] electrical; electric電氣安裝 electric mounting; 電氣保護 electric protection; 電氣保護裝置...
- 接地 : [電學] landing; body; ground connection; electrical grounding; grounding; earthing; earth; ground...
- 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
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When the electric interlocking apparatus at station do not work, we can exactly and promptly obtain, the states of switch in route, display in notebook computer by white strip light plainly, and thus increase the safety coefficient enormously and train working efficiency
系統自成體系,當車站電氣集中設備停用后,使用該系統能夠及時、準確地反映進路上的道岔狀態,並將所排進路以白光帶的形式直觀地在筆記本電腦上顯示出來,大大提高了非正常情況下接發列車作業的安全系數和作業效率。Synoptic weather reports received from the gobal telecommunication system,
從全球電信系統接收各地氣象站的定時天氣報告Electrical safety in low voltage distribution systems up to 1000 v a. c. and 1500 v d. c. equipment for testing, measuring or monitoring of protective measures - resistance of earth connection and equipotential bonding
不超過交流1000v和直流1500v的低壓配電系統電氣安全性.防護測試測量或監測設備.接地和等勢屏蔽接地阻抗Electrical safety in low voltage distribution systems up to 1000 v a. c. and 1500 v d. c. - equipment for testing, measuring or monitoring of protective measures - part 4 : resistance of earth connection and equipotential bonding
1000v交流和1500v直流的低壓分配系統的電氣安全.防護測量的試驗測量和監測設備.第4部分:地面連接和等電位連接的電阻With the development of china " s golden card project, ic card has found wide applications in banking, public transportation, gas industry, and power supply, etc, of which the application of the contactless smart ic card, functioning as the e - currency, to the city public transportation system is the best choice nowadays
隨著我國「金卡工程」的建設, ic卡廣泛地運用到銀行、公共交通、燃氣、供電等行業。其中,採用非接觸式ic卡作為電子貨幣在城市公共交通收費系統中的應用是目前最佳的選擇。When the wave wells up the regulation that the voltage is greater than the gas and in charge of, gas in charge of discharge earth connection too high voltage, protect the apparatus systematically
當浪涌電壓大於氣體管的規定時,氣體管會將過高的電壓放電接地,保護系統器材。Matters needing attention in earthing construction of electric work
在電氣安裝工程接地系統施工中應注意的問題Aerospace, aircaft electrical systems ; bonding
航空航天.飛機電氣系統.接地The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced
論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況,在回顧電梯液壓控制系統節能技術的基礎上,介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理,分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計,重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容;最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。However, the problem with such shields is that noise captured by the shield can still cause problems if the return path the noise takes is not carefully planned and implemented by understanding of the ground system and making the connections correctly
不過,如果噪聲信號的泄放路徑設計不當、接地錯誤、或者電氣連接不可靠,屏蔽體上的噪聲仍然會對系統產生不利影響。Supply of concentrate haemodialysis solution with bicarbonate powder buffer to the hospital authority and the department of health as a 24 - month contract from date of acceptance design, supply, delivery, installation, commissioning, maintenance of hardware, software and related services for the implementation of the automated tag and information display system for the immigration department on or before december 2006 supply of 320 000 kg. of polyelectrolyte type ii to the drainage services department as a 36 - month contract from date of acceptance provision of dental laboratory work for the department of health as a 24 - month contract from date of acceptance supply, installation and commissioning of a ground reception system for meteorological data from multi - functional transport satellite for the hong kong observatory from date of acceptance to fulfillment of contractual obligations supply and installation of 1 set of automated dna sequencing system to the department of health from date of acceptance to fulfillment of contractual obligations
承投為醫院管理局和?生署供應高濃度血液滲析液連炭酸氫鹽緩沖粉劑,合約由發出接納書日期開始,為期24個月為入境事務處於2006年12月或之前推行自動化籌號及資訊顯示系統供應硬體和軟體,包括設計、送貨、安裝、試機、保養及有關服務為渠務署供應320000公斤高分子電解質(第ii類) ,合約由發出接納書日期開始,為期36個月為?生署提供牙科製品服務,合約由發出接納書日期開始,為期24個月為香港天文臺供應一套多用途輸送衛星氣象數據地面接收系統,包括安裝及試機服務,由發出接納書當日至履行合約訂明的責任為止為?生署供應和安裝一套核酸序列自動測定系統,由發出接納書當日至履行合約訂明的責任為止Abstract : the image of arc zone of flux - cored underwater wet welding was developed with underwater ccd camera system and composed filter technology. the discussion is mainly focused on the theory of edge detection. an image edge detection method based on median filter and grads algorithm was developed to detect the arc burning zone and arc bubble zone efficiently, which laid the foundation for further analysis of underwater wet welding arc mechanism and process control
文摘:通過復合濾光技術和水下ccd攝像系統,採集出了藥芯焊絲水下濕法焊接電弧區域圖像,重點論述了邊緣檢測理論,確定了基於中值濾波和梯度運算元的電弧區域圖像邊緣檢測方法,有效地區分了電弧燃燒區域和電弧氣泡區域,從而為水下濕法焊接電弧的機理分析及水下焊接過程式控制制奠定了基礎。Current sensors play a very important part in the on - line insulation monitoring of electric power transmission. generally they are used to measure leakage current of ground wire. at present, use current transformer as insulation monitoring current sensor mostly
電流傳感器在電氣設備絕緣在線監測系統中佔有重要的位置,它一般通過檢測設備接地線電流來監測泄漏電流,目前多採用電流互感器作為絕緣監測用電流傳感器。In this thesis, we realize the web - based rtu in telecontrol system for electrical railway systems by using new techniques of computer, communication, and existing the resources of super - speed fiber optic cable that we have already had. besides, we also realize the multi - receiver of the rtu real - time information and the consistency of the information ; the bottleneck problem of the communication and " information solitary island " can also be solved. improving the consistency and real - time performance of information transmission, sending all kinds of information more accurate, safety and faster to the places where the information is required and receiving permitted, realizing larger scope information sharing are all newly and highly anticipated projects in the area of supervise and control
最大程度的結合新型計算機通信、網路及軟硬體技術,利用目前已經具備的高速光纜通道資源,實現scada系統被控端基於web方式的廣泛聯網,可以解決rtu信息一發多收、一致性,通信瓶頸及『信息孤島』等問題,提高信息傳輸的實時性和一致性,把各種信息更加準確、安全、快速的送到所有需要並被允許的地方,實現更大范圍的信息共享,是目前監控領域的一個嶄新而又備受關注的課題,本文首先綜述了電氣化鐵道scada (電鐵scada )系統的三大組成部分:調度端、被控端和通信通道的發展概況,闡述了傳統模式的電鐵遠動系統的弊端所在,接著提出了基於web模式的電鐵scada系統硬體結構設計。There will be a great future if we integrate solar energy utilization techniques into heat pump techniques. on the base of integrating the two techniques, the paper analyzed the art trait of heat pump water heater, the manner of integration, the essential theory ; and developed a small capacity direct expansion solar - assisted heat pump water heater, and tested its thermal performance on the condition of different weather such as sunshine, overcast sky & night. the results make clear a small capacity direct expansion solar - assisted heat pump water heater can absorb not only solar energy but heat energy in air ; it takes on favorable thermal performance, on the condition of different weather such as sunshine, overcast sky & night, coph is about between 3. 5 ~ 5. 0, eer is about between 2. 5 ~ 4. 5, these are better than traditional air source heat pump water heater and non - direct expansion solar - assisted heat pump water heater, and it takes between 2 and 3 kwh to heat 270 kg water from 20 c to 50 c, it is very great in terms of saving energy and protecting environment,
本文在結合太陽能利用與熱泵技術的基礎上,分析研究了太陽能熱泵熱水系統的技術特點;太陽能集熱系統與熱泵系統的結合方式;直接蒸發式太陽能熱泵熱水系統的基本理論;研製出小功率直接蒸發式太陽能熱泵熱水系統樣機,並在晴天、陰天、夜晚等不同的天氣情況下對其進行了試驗,實驗結果表明:本小功率直接蒸發式太陽能熱泵熱水系統不但可以有效地吸收太陽能,還能有效地吸收空氣中的能量,具有良好的熱性能,在不同的天氣情況下,其制熱系數cop _ h大約在3 . 5 5 . 0之間,優于傳統的空氣熱泵和非直接蒸發式太陽能熱泵熱水系統:其效能比eer大約在2 . 5 4 . 5之間,將270kg水從20加熱到50隻需用電2 3度,節能及環保效果明顯。T he land area planned for nanxiang high - tech park is 12000 mu. today, its infrastructure construction has been completed. water, gas and poewer supply, drainage system, and telecommunication network have all been installed. roads have been constructed and opened to traffic. around the park there are 7 banks, 6 supermarkets, 8 colleges and schools
南翔園區總體規劃土地面積約12000畝, 「七通一平」基礎設施一步到位:給水管道接通、雨水排放疏通、污水納入市政管網、煤氣管道聯通、電力系統、電信網路順通、 「四縱四橫」道路平坦暢通。The newly added upper - air charts are intended to facilitate better understanding of the evolution of the weather systems. regarding detailed weather forecasts for specific cities, dr wong advised the public to retrieve the relevant information directly from the two world meteorological organization websites managed by the hong kong observatory, world weather information services
新增的電腦預測高空圖,是幫助市民理解天氣系統的變化,至於個別城市的具體天氣預測,黃明松提醒市民應參考有關地區的官方天氣預測,或者直接登入香港天文臺為聯合國世界氣象組織管理的兩個網站:世界天氣信息服務As such, in the formulation of forecasting strategies, surface and upper - air weather charts must be taken as a whole if the evolutionary weather patterns are to be properly understood. " the newly added upper - air charts are intended to facilitate better understanding of the evolution of the weather systems. regarding detailed weather forecasts for specific cities, dr wong advised the public to retrieve the relevant information directly from the two world meteorological organization websites managed by the hong kong observatory, world weather information services
新增的電腦預測高空圖,是幫助市民理解天氣系統的變化,至於個別城市的具體天氣預測,黃明松提醒市民應參考有關地區的官方天氣預測,或者直接登入香港天文臺為聯合國世界氣象組織管理的兩個網站:世界天氣信息服務(As such, in the formulation of forecasting strategies, surface and upper - air weather charts must be taken as a whole if the evolutionary weather patterns are to be properly understood. " the newly added upper - air charts are intended to facilitate better understanding of the evolution of the weather systems. regarding detailed weather forecasts for specific cities, dr wong advised the public to retrieve the relevant information directly from the two world meteorological organization websites managed by the hong kong observatory, world weather information services (
新增的電腦預測高空圖,是幫助市民理解天氣系統的變化,至於個別城市的具體天氣預測,黃明松提醒市民應參考有關地區的官方天氣預測,或者直接登入香港天文臺為聯合國世界氣象組織管理的兩個網站:世界天氣信息服務(Electrical safety in low voltage distribution systems up to 1 kv a. c. and 1, 5 kv d. c. equipment for testing, measuring or monitoring of protective measures. part 4 : resistance of earth connection and equipotential bonding
最高可達1 kv交流電和1 . 5 kv直流電的低壓配電系統中的電氣安全性.試驗測量或保護測量監測用設備.第4部分:接地和等電位連接電阻分享友人