traction power 中文意思是什麼
traction power
解釋
牽引功率-
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。 -
The measuring system of traction power supply reactive compensation for electrified railway
電氣化鐵路牽引供電無功補償測算系統 -
The load characteristics of the traction power supply system are illustrated for the electrified railways
摘要闡述了電氣化鐵路牽引供電系統的負荷特性。 -
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 -
This paper analyzes on the reasons of the tripping of traction power supply, summarizes some methods for searching the faults, and advances some problems that should be taken into the consideration when the tripping happens in the system of traction power supply
分析了牽引供電跳閘原因，總結了故障查找方法，並提出牽引供電系統跳閘時應注意的幾個問題。 -
The emulational calculating theories of traction power supply system ' s operating charts combine with actual things of engineering design at present in chapter three, to set up traction web current distributing mathematical model, integral distributing mathematical model, locomotive distribution and obtaining current model at every moment, and on which making use of mathematical planning methods to set up mathematical models is based at every moment in every instance interval of the railroads. for instance, instantaneous current, instantaneous voltage descent and effective current, main changing capacity and so on, in addition, there are the minimum power shortage model, the optimal transformer substation location, the least engineering expenditure, the optimal mathematical model of traction power supply system. optimize design ' s algorithm of traction power supply system is introduced in detail in chapter four, where programming idea and realizing method of the computer software are given an explanation
本研究主要進行了以下工作：結合牽引供電系統運行圖的模擬原理和現行工程設計的實際情況，建立了牽引網電流分佈、積分分佈、任一時刻機車分佈和取流的數學模型；應用數學規劃方法建立了任一距離區間、任一時刻的瞬時電流、瞬時電壓降數學模型和有效電流、主變容量和主變壓降、最小功率損失、最佳變電所容量、最佳變電所位置、最少工程費用、最少運營維護費用和牽引供電系統方案最優等方面的數學模型；闡明了牽引供電系統優化設計的演算法和計算機軟體編程思想及實現方法；進行了工程實例計算；最後，對牽引供電系統優化設計技術應用進行了總結。 -
This paper introduces control and function of traction power supply system in shanghai maglev demonstration, and analyzes control framework of power supply system, and so puts forward layered network framework for substation automation based on profibus - dp
本文介紹了上海磁懸浮列車示範線的牽引控制系統的控制與功能，分析了供電系統控制結構形式，提出了基於profibus - dp現場總線的變電站自動化層次網路體系結構。 -
Based on the layered network framework for power supply system, this paper introduces corresponding devices of simens, ct etc., structures simulation system for power supply based on profibus - dp, and basically realizes some primary functions of substation automation, operation control system and traction power supply system
根據所提出的供電系統的網路層次結構，應用siemens等公司的相關設備，組建了基於profibus - dp現場總線的供電模擬系統，完成了變電站自動化系統，運行控制系統，牽引控制系統的幾項基本控制功能。 -
D. c. traction power supply system for urban rail transit
城市軌道交通直流牽引供電系統 -
As one of primary technologies in maglev, traction power supply system realizes the control and supply of power for maglev operation ' s need
牽引供電系統作為磁懸浮列車關鍵技術之一，完成列車運行驅動所需的功率的控制與供應。 -
It is necessary to study the mechanism of harmonics generation, make sure the content and distribute of harmonics current in order to alleviate their harm to traction power system ' s component, equipments of protect and measure as well as other customer ' s electronics equipments
為了從根本上抑制電力牽引負荷諧波帶來的影響，削弱諧波對牽引供電系統主元件、保護測控裝置和其他用戶電子設備的影響，有必要研究電氣化鐵道牽引諧波產生的機理，確定饋線電流諧波的含量與分佈狀況。 -
The calculation method of technical parameters of maximum output power, the short time power and continued power ( equivalent heating ) in electric braking are derived from analyzing the relationship of maximum regenerative power with resistance value of ground absorption equipment, model of traction power supply, train circuit and network voltage drop while performing electric braking
通過分析列車電制動時的最大再生功率與電阻吸收裝置的電阻值、電制動時刻牽引供電系統的模型、列車電流、網壓降之間的關系，導出了列車電制動時最大輸出功率、地面電阻吸收裝置的短時功率和持續（等效發熱）功率等技術參數的計算方法。 -
The insulation states of equipments in traction substations are related to safety and reliability of railway traction power systems, and also the foundation of eguipment maintenance
摘要變電所電氣設備的絕緣狀態涉及牽引供電系統安全和可靠性，是設備檢修的依據。 -
Finally the high voltage thyristor vale was tested in lab. the results illuminate the good insulation structure, reliable triggering and blocking, good voltage division on each thyristor, and that the bod protecting circuit acts rapidly. in a word the high voltage thyristor vale satisfies the expected specification in the application of auto - passing over neutral section of traction power supply system
最後論文對高壓晶閘管閥在實驗室進行的各種試驗進行了分析總結，試驗結果表明，該高壓晶閘管閥絕緣結構合理，觸發和關斷可靠，元件在各種工況下的均壓一致性良好，過壓保護電路動作迅速，達到了在牽引供電網自動過分相裝置應用中的技術要求。 -
Calculation and analysis of traction power grade for qingzang railway line
青藏鐵路牽引動力功率等級的計算與分析 -
The characters of traction power supply system and the problems of routine designs in the electrify railroads are described in chapter two where two main methods of optimize design in former traction power supply systems are emphasized, which realize the optimize methods of traction power supply system by using network multiple address selecting technique, and based on traction load along line distributing function, furthermore construct the optimization mathematical model ' s optimize method of traction power supply system by means of mathematical planning method ' s application
優化設計是近年來發展起來的一項新技術，已經在工程設計的一些領域中得到了廣泛應用。本文通過對優化設計技術在電氣化鐵路牽引供電系統應用這一課題進行研究，以期為牽引供電系統在實際工程設計中提供一種新的使用方法。通過分析電氣化鐵路牽引供電系統的特點和常規設計中存在的問題，闡述了牽引供電系統優化設計的兩種主要方法。 -
From the service actuality of ji - tong railway traction, the property of joint railway, and referring to the experiences of the reform about national railway traction power, this paper put forward several proposals on the transition from steam to diesel, for the optimum way to do the transtition the joint railway
從集通鐵路牽引動力運用現狀、合資鐵路性質及特點，參照國鐵牽引動力變革的經驗，提出由蒸汽過渡為內燃的幾點建議，以在合資鐵路中尋找動力變革的最佳途徑。 -
In china the traction power supply system adopts single - phase ac
牽引變壓器的選擇是人們長期關心的問題之一。 -
According to information provided by kcrc, the earth return of the traction power system entered the signalling system via the surge arresters, which caused interference
根據九鐵提供的資料顯示，供電系統的電力迴流透過限壓器進入訊號系統造成干擾。 -
Dc control power system, which plays an important role of traction power substation, is expected to be with the characters of higher reliability, automation, precision, smaller figure and maintenance - free while the technique and management of electric railway develop rapidly
直流控制電源系統是牽引變電所的重要組成部分，隨著鐵道電氣化技術及運營管理的發展，對直流控制電源系統提出了更高的要求，具備高可靠、小型化、自動化、高精度、免維護等特徵的直流電源已倍受關注和期待。
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