power supply protection system 中文意思是什麼

power supply protection system 解釋
電源保護系統
  • power : n 1 力,力量;能力;體力,精力;(生理)機能;〈常 pl 〉才能。2 勢力,權力,權限;威力;政權;權...
  • supply : vt ( plied) 供給;供應;配給;補充,填補,彌補(不足、損失等)。 Cows supply us (with) milk ...
  • protection : n 1 保護,保衛,防禦,掩護,包庇,照顧 (from; against)。2 保護者,防護物 (against); 〈美俚〉...
  • system : n 1 體系,系統;分類法;組織;設備,裝置。2 方式;方法;作業方法。3 制度;主義。4 次序,規律。5 ...
  1. After analyzing several kinds of protection for feeder line in subway dc traction power supply system, it is pointed out in the paper that the phenomena of refusing action and error action can not be avoided with existing protection which can not protect the whole feeder line

    摘要分析了地鐵直流牽引供電系統中幾種常用的饋線保護類型,發現現有的保護方法很難避免跳閘保護拒動或誤動現象的發生,並且不能保護饋線的全長。
  2. Company now have independence develop ten many china patent and many independence intellectual property ' s software copyright ' s product ; company major product : cable television consumer management control system ( but look for address 2 - 8 branches allot style, 8 - 32 gather line style ) ; shoot frequently plus unfasten harass system ( crowd plus crowd unfasten, cent two sections, point channel shan unfasten ) ; video frequency number subsections plus unfasten harass system ; cable television network burglarproof sow system ; number cable television product is with number mmds ( microwave ) systematically ; general purpose type prevent thunder supply electric appliances, shoot frequently automate supply electric appliances, but look for address control supply electric appliances ; power supply prevents thunder protection product ; pass flow branch, dispenser, split utensil, cavernous wave utensil, power supply inserts utensil, but transfer attenuator, but transfer equalizer wait for

    目前擁有十多項中國專利和多個自主知識產權的軟體版權的產品;公司主要產品:有線電視用戶管理控制系統(可尋址2 - 8戶分支分配式、 8 - 32戶集線式) ;射頻加解擾系統(群加群解、分兩段、按頻道單解) ;視頻數字分段加解擾系統;有線電視網路防盜播系統;數字有線電視產品與數字mmds (微波)系統;通用型防雷供電器,射頻自動控制供電器,可尋址控制供電器;電源防雷保護產品;過流分支、分配器,分流器、陷波器、電源插入器,衰減器、均衡器等。
  3. General specification of microprocessor - based protection equipment for electrified railway traction power supply system

    電氣化鐵道牽引供電系統微機保護裝置通用技術條件
  4. For bus system installation, the focus is put on cable selection principle, installation process and antinoise measure ; for security protection equipment installation, the intrinsic safety concept, installation method equipment selection and installation under two electric power supply modes ( entity concept and fisco model ) and the bus system protection against surge voltage are illustrated ; for network component installation, the selecting, installing and integrating methods of general purpose terminators, repeaters, link equipment, bus power supply and impedance module are described

    在總線電纜的安裝方面,著重討論了電纜的選型原則、安裝方法和抗噪防擾措施;在安全保護設備安裝方面,介紹了總線系統中本質安全的概念、安裝方法、兩種供電方式(實體概念和fisco模型)下設備的選擇與安裝以及總線系統浪涌電壓的保護和設備安裝方法;在網路元件的安裝方面,主要列舉了通用終端器、中繼器、鏈路設備、總線電源及其阻抗模塊等的選擇、安裝和集成方法,為總線系統的安裝提供了可以借鑒的實用經驗。
  5. In case that coal process system in power plant is lack of certain process, and while timber block, big coal block, stone, sack or metallic block and relevant foreign matter easily clog out belt and make motor overloaded, this sets up overload protection in electric control system, and this sets up overload protection in frequency inverter setup program ; in addition, this sets up branch breaker and switch up power supply in case of lack of phase or overload

    若電廠燃煤處理處理系統缺少某些環節,木塊、大煤塊、石塊、草袋、金屬塊等雜物,容易卡死皮帶,使電機過載,因此在電氣控制系統中設有熱過載保護,變頻器設定程序中設有過載保護;另外設有支路斷路器,在過載缺相情況下,切斷電源。
  6. Inspect fire protection equipments for power supply room and emergency generator room and ensure proper operation of all equipments and system

    檢查配電室及發電機房消防設備情況並保持完好狀態。
  7. Currently. development in this field is still in pioneering exploration in china, management information system of relay protection consists of such modules as equipment management, operation management, statistic analysis, countermeasure and plan management, office management, and technical exchange. to meet the demands from zitong power supply bureau of mianyang electric power bureau

    繼電保護信息管理系統,主要由設備管理、運行管理、統計分析,反措與計劃管理,事務管理和技術交流等模塊組成,本文主要以四川省綿陽電力局梓潼供電局的需求提出並以該局變電站為藍本,對這一系統的基本部分進行動態數據訪問開發。
  8. It is mainly introduced the protection configuration and the concerted relationship for the power supply system of shenzhen metro vehicles at the 1 ( superscript st ) stage

    摘要主要介紹了深圳地鐵一期工程牽引供電系統保護配置及配合關系。
  9. The protection and control system in subway dc power supply systems play a key role in ensuring the safety and reliability of the sub way

    摘要地鐵直流供電的保護與控制系統對確保地鐵的安全可靠運行起著關鍵作用。
  10. The power supply module is made of sg3525a, which supply current for pipeline cp. the data collection module is made up of single chip, which collect the nature eroding voltage, protection voltage and current on the spot and transport these data to pc by com. pc constitutes master control module, which inspects work state of the whole cp system, control the system start and exit, display data out of the single chip

    本系統採用sg3525a晶元構成開關電源模塊,提供管線陰極保護電流;採用單片機系統做為數據採集模塊,採集管線現場自然腐蝕電位、保護電位、保護電流等數據,並把採集的數據通過串列口送往pc機; pc機為主控模塊監控整個電源系統的工作狀態,控制整個模塊的投入和退出,完成人機對話;利用顯示器顯示系統輸出電壓、電流。
  11. Daqo group co., ltd. ( formerly jiangsu changjiang electric group co., ltd. ), one of the biggest manufacturers of power - supply equipment in china, is engaged in the field of medium and low voltage switchgears, components, power automation system and environmental protection installations

    大全集團有限公司(江蘇長江電氣集團有限公司)是從事中低壓成套開關設備、中低壓電器元件、電力自動化系統和環境保護設備等的國內知名公司,也是中國電氣行業最大的供配電設備製造商之一。
  12. Study of fast leakage protection technology for mine low - voltage power supply system

    電氣化鐵路外圍供電系統保護配置及運行有關問題的探討
  13. Based on studying of the multi - level technique, a variable frequency speed regulation system based on the diode clamped three - level inverter is introduced in this thesis in detail. it includes ac - dc - ac main power circuit, snubber circuit, isolated driving circuit by optical fibre, delay time circuit on powering, sampling circuit of current and voltage, protection circuit and etc. a distributed power system ( dps ) which can reinforced the system ’ s security is developed to solve the power supply of the whole system

    本文在研究多電平技術的基礎上,研製了一套以二極體箝位式三電平逆變器為基礎的變頻調速系統,包括:交-直-交主功率電路,緩沖電路,光纖隔離驅動電路,上電緩沖延時電路,電流、電壓采樣電路,保護電路等。
  14. For the teaching the hardware pwm inverter is designed, including the choice of power module, filter tache, auxiliary power supply, brake unit and protection circuits. in addition data sampling system is contrived with encoder and current / voltage sensors. the control circuit with tms320f240 for the core is presented at last. the circuit includes memory extension, d / a converter digital i / o interface and the interface of the serial port. the way of space vector pwm realization is briefly introduced in this paper

    接著,設計了pwm電壓型逆變器,其中包括主迴路功率模塊與濾波環節、控制電源、制動單元及保護電路設計。另外還利用霍爾元件與編碼器設計出數據採集系統。最後,給出了基於tms320f240的最小系統,包括存儲器擴展、串口擴展、數字i o介面以及空間矢量pwm的實現。
  15. With leading control technic, they can synthetically control power supply system and supporting devices of different - brand imported and home diesel generating sets, and offer intellectualized control, automatic protection and watching without person for power supply system

    運用領先控制技術,實現對不同品牌型號進口、國產柴油發電機組供電系統及附屬設備的綜合控制,對供電系統的智能化管理、自動保護和無人值守。
  16. On relay protection of power transformer in 10kv power supply system

    供電系統中電力變壓器的繼電保護
  17. With the research and development of superconducting technique and refrigerating technique, the superconducting magnet system has more and more application at present. the power supply is an important part of the superconducting magnet system, it affords both steady current and reliable protection for the superconducting magnet system

    隨著超導技術和製冷技術的相互促進和共同發展,超導磁體系統已得到越來越廣泛的應用。電流源及保護控制系統是超導磁體系統的重要組成部分,其主要任務是為超導磁體系統提供穩定電流並實現可靠的保護控制。
  18. With the rapid development of subway, it is necessary to consummate the protection for dc traction power supply system

    隨著城市地鐵的大力發展,研製更加完善的直流保護正是應時之需。
  19. Protection devices of 6kv power supply system in coal mine and its management

    供電系統繼電保護裝置與管理
  20. On the base of investigating the research status of adptive protection system, an adaptive protection system of power supply and distribution line of 35kv or under 35kv is constructed based on devicenet fieldbus, industrial ethernet and the offered system ’ s overall structure. it is composed of production process level, bay level, substation level and central control center level

    在充分調研國內外自適應保護系統研究現狀的基礎上,基於devicenet現場總線與工業以太網以及給出的系統體系結構,構建了適用於35kv及以下電壓等級由生產設備層、間隔層、變電站層與集控中心層組成的供配電線路自適應保護系統。
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