電流負荷 的英文怎麼說
中文拼音 [diànliúfùhé]
電流負荷
英文
current load- 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...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 負 : Ⅰ名詞1 (負擔) burden; load 2 (虧損) loss 3 (失敗) defeat Ⅱ動詞1 [書面語] (背) carry on th...
- 荷 : 荷名詞(蓮) lotus
- 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
- 負荷 : [電學] load; charge; weight
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The test shall demonstrate to the satisfaction of the owner that the equipment meets all specified performance criteria, is properly installed and anchored, and operates smoothly throughout the specified speed range without exceeding the full load amperage rating of the motor or excessive motor heating
測試應該讓用戶滿意,證明這些設備符合所有規定的性能標準,經過正確的安裝和錨固,在額定轉速范圍內運行平穩,沒有超過電機的額定滿負荷運轉電流安培數,或發生電機過熱。Engine load simulated control system was consisted of two unattached parts of work resistance simulated control subsystem and electric bow wave dynamometer control subsystem. with the mathematic models of engine load simulation controller, which transferred the work resistance ' s change to engine load change immediately, the system can met the need of the simulation control system
發動機負荷模擬加載控制系統包括彼此獨立的作業阻力模擬控制子系統和電渦流測功機控制子系統兩部分,應用發動機負荷模擬控制器數學模型,使作業阻力的變化及時轉換為發動機負荷的變化,能夠滿足模擬系統的控制要求。The load current is handled directly by the controller through semiconductor switching devices.
負荷電流由調節器通過半導體開關元件直接控制。In the process of arithmetic design, newton " method is used to compute power flow of network. graph theory knowledge is used to determine all paths from generator to load. to improve efficiency, thesis use branch expunction method to optimize the node order
在演算法設計過程中,採用牛頓拉夫遜法進行潮流計算得到系統潮流分佈,利用圖論原理中的路徑搜索演算法確定了發電機對負荷的供電路徑,此外為了提高潮流跟蹤的計算效率,利用了支路消去法進行節點順序的優化。The products is of high water hydrophobe device usedin suitable and has the characteristics of aging resistance, resistance, tracking resistance, and corrosive resistance. it can withstand high bent load, strong impact force fn12 - 12 series indoor use high voltage load switch fn12 - 12 and fn12 - 12r is of three phases indoor use ac high voltage load switch for breaking and making the circuit of 50hz, 12kv system under rated loading
Fn12 - 12和fn12 - 12r組合電器是額定電壓12kv額定頻率50hz的三相高壓開關設備用於分合負荷電流閉環電流空載變壓器和電纜充電電流關合短路電流配裝接地開關的負荷開關,可以承受短路電流Suction gas pressure goes up as the compressor run at the lower speed in the lower burthen, and this is beneficial to lower systems energy - consume. when the system is controlled by wvf, the discharge change of the evaporator is not linear ; the electronic expansion valve is adopted to regulate the system superheat degree, and the controlled object is parameter time varying, accordingly, the time varying controller should be adopted
在負荷較小時,壓縮機採用低速運轉,吸氣壓力升高,這對系統降低能耗是有利的;變頻控制時,蒸發器製冷劑流量的變化並非線性;系統中採用電子膨脹閥進行過熱度控制,被控對象具有參數時變的特性,相應地宜採用變結構的控制器。It shows that the injection quantity and the difference of temperature distribute as a parabola which is at the same load, and the minimum of the parabola corresponds to the optimum quantity of injection ( g ). under the condition that the quantity of injected mass, the air speed and the heat quantity is respectively g, v and q, the research demonstrates that the pentium iv chip ' s temperature variation can be controlled under 40c and work normally when the wind speed overpass 1. 5m / s and the power dissipation of the chip is 60w. otherwise this paper calculates the flooding limit of thermosiphon with several different methods
對其充灌量、散熱量、電子元件( cpu模擬晶元)表面與環境溫度之差及通風、流速的影響進行了系統的測試,發現充液量與溫差的關系在負荷不變時呈拋物線分佈,其極小值點對應的充液量是最佳充液量g 。在充液量為g時,對風速v 、散熱量q進行的研究表明,當風速超過1 . 5m / s后,奔騰晶元在60w發熱條件下晶元溫度小於40 ,能滿足長期正常工作。High voltage shunt capacitor installation is comp - rised of capacitor cabinets or steel racks capacitor, special fuses for capacitor overload protection, capaci - tor discharge device, air - cored reactor which is applied to restrain surge current and high frequency harmonic, zno arrester without gaps for overvoltage - limiting and high voltage vacuum switch etc. capacitor cabinet is
高壓並聯電容器成套裝置主要由電容器櫃或鋼架電容器電容器過負荷保護專用熔斷器放電裝置專用放電線圈或電壓互感器,抑制涌流限制高次諧波的空芯電抗器和限制過電壓的無間隙氧化鋅避雷器及高壓真空開關The inner - plant economical operation of lijiaxia hydropower station is studied based on the disadvantageous operating mode area of the units determined by school of civil engineering of tianjin university and the actual operating experience of the lijiaxia hydropower station in the last a few years
摘要以天津大學建築工程學院確定的李家峽水電站機組的不利工況區為依據,以近幾年來該水電站的實際運行經驗為參考,在綜合考慮機組初始運行狀態、機組振動特性、機組出力、下泄流量、水庫蓄水量和電網負荷平衡等因素的基礎上對李家峽水電站的廠內經濟運行進行了研究。During it consumes electric power, feeds back a great amount of high order harmonic to energy supply system and jeopardizes the electric power quality
電氣機車為單相整流負荷,它在消耗電能的同時向牽引供電系統注入了大量的高次諧波。The power supply & transmit electricity system in guangyuan fulfilled the role of supplying main power to guangyuan city. while the harmonic occurred is very serious and it has not been restrainted. the main harmonic sources are two loads : aluminium electrolysed load and electrized locomotive load
廣元電力網主要擔負著廣元市、縣工農業及人民日常生活用電任務,但其諧波極其嚴重,並且沒有進行治理,其主要諧波源負荷為電解鋁整流負荷和電氣機車牽引負荷。When using electric heaters, ensure adequate indoor ventilation, and keep the heater away from the entrance, the corridor and combustibles. do not overload the electricity supply and avoid overheating, which may lead to fire or burn injuries
若選用電暖爐,一定要確保室內空氣流通,電暖爐要遠離門口通道或易燃物品並要避免電力負荷過重及小心過熱,以免發生火警或灼傷等意外。The reactive power optimization compensation is to find the suitable compensation place and the best compensation capacitance by adjusting the generator bus voltages, transform taps and reactive compensation capacities in the condition of satisfying power load requirement, which can guarantee the secure and high quality power for consumers. the improved genetic algorithm is applied in this thesis according to the features of reactive power optimization of high voltage transmission bus, which are the non - linear problems with multi - variables and multi - restrictions
電網無功優化補償是在有功潮流調度給定的情況下,以負荷節點電壓和線路輸送無功功率作為狀態變量,運用優化演算法,調節發電機節點電壓、變壓器可調分接頭和無功補償裝置,在滿足電力負荷的要求下,尋求合理的無功補償點和最佳補償容量,保證電網能夠安全、優質地向用戶供電。To expedite the exploitation of hydroelectric resources of huanghe upstream meets the request of western development, and is significant to the strategically overall arrangement of realizing the optimization deployment of resource and transporting clean energy to the east but, for a long time, in the electric market, the supply - and - demand analysis and the science - oriented, reliable forecast of electric network load is absent. in the developing gradation, the support of theory about hydroelectric plants " developing gradation is absent. in the pattern of management and development, a theoretical system of developing, management is absent, such as the relation of the synthetically utilization of hydroelectric development and water resource and environment should be brought into the unified planning and managing system of the valley
但是長期以來,在電力市場方面,缺乏科學、可靠的電網負荷需求預測及市場供需分析;在開發順序方面,缺乏水電站開發順序理論方法依據的支持,影響了開發的層次和速度;在開發管理模式方面,缺乏一套行之有效的開發、經營及管理的理論體系,比如水電開發與水資源綜合利用及與生態環境的關系等,都應納入流域統一規劃、統一管理的水電開發利用管理體系中。If we compensate the pump station with lower power numbers for electric power and electric capacity, we can reduce the current load in the power source and the lines
對已建成的功率因數偏低的泵站採用電力電容補償,可減少電源和線路的電流負荷。Based on the proposed loss allocation rule, a new complex power flow tracing method is put forward, which can be used for power pool model to determine the contributions of individual loads / generators to branch real and reactive power loss and mva flow and then to allocate transmission cost
在本文損耗分攤原則的基礎上,提出了能同時考慮有功、無功耦合的復功率潮流追蹤演算法,可以基於潮流解進行順流和逆流的追蹤,從而得到系統中發電機、負荷對各傳輸設備的利用份額。Therefore, a four - phase charge pump circuit is invented to surmount this problem, but the current loading capability of this circuit is unfavorable and the driving clocks must have four - phase non - overlapped " signals
針對這個問題,四相位的電荷泵電路由此產生,但是這個電路的電流負載能力不太好並且它的驅動時鐘信號必須是四相位且不重疊。Definitions for cables, wires and flexible cords for power installation ; current - carrying capacity
電力裝置用電纜電線和軟線定義.第8部分:電流負荷能Especially in electrical railway, because of tractor locomotives " to and fro and particularity of electrical load, it is always hard to superpose multi - tractors " harmonics currents
具體到電氣化鐵路運輸方面,由於牽引機車的往復和電氣負荷的特殊性,對多機車負荷系統諧波電流的疊加一直是一個難以確定的課題。In the planning of electric power network, several aspects have to be considered, such as the load forecasting, substation and network planning, reactive power install, reliability analysis in normal and emergency, short circuit current analysis, distribution automation, and so on
配電網規劃是一個覆蓋面很廣的課題,其主要研究內容包括:電力負荷預測、變電站優化、網架規劃、配電網潮流計算、無功規劃、正常和故障狀態下的可靠性分析、配電網自動化等。分享友人