閘壓力 的英文怎麼說
中文拼音 [zháyālì]
閘壓力
英文
brake pre ure-
Series reactor is applied to ac power system with rated voltage of 6kv - 63kv and series connected with shunt capacitor banks for restraining wave distortion in grid voltage so as to improving the quality of power system and ensure the safety of its operation. it can restrain harmonic current and surge current in capacitor banks so that the capacitor will operate reliably
Ckdk型串聯電抗器,適用於6 63 kv電力系統中,與並聯電容器相串聯,用以抑制電網電壓波形畸變,從而改變電網質量和保證電力系統安全運行抑制流過電容器組的諧波電流和限制合閘涌流,從而保護電容器的安全可靠運行。Dry - type air - cored series reactor is applied to ac power sys - tem with rated voltage of 6kv 10kv 35kv and series connected with shunt capacitor banks for restraining wave distortion in grid voltage so as to improving the quality of power system and ensure the safety of its operation
乾式空芯串聯電抗器適用於6kv 10kv 35kv電力系統中與並聯電容器組串聯,用於抑制電網電壓波形畸變,從而改善電網質量和保證電力系統安全運行,抑制流過電容器組的諧波電流和限制合閘涌流,從而保護電容器使之安全運行。It is by an electric pump pressure jar, tube of switch stone of the pressure and water gate make up
它由一個電泵壓力缸,壓力開關四通管和水閘門組成。The main steam pressure control system, bed temperature measure system, bed temperature adjust system and action condition of ham fuel trip ( mft ) are analyzed
對主蒸汽壓力控制系統、床溫側量系統、床溫校正系統和主燃料跳閘的動作條件進行了詳細的分析。The company is specialized in the production of small diameter valve suitable for electrical station as well as sampling device and automatic feeding device for firepower electric plant, stop valve for high temperature and high pressure condition, throttle valve for high temperature and high pressure condition, counter - pressure high efficiency cooler, bi - screw reducer, fine adjustment valve together with pipe break, stop valve, diaphragm valve, plug - in speedy connector, ball valve and various special valves in addition to meter connector
公司主要專業生產小口徑電站閥門及火力發電廠的爐內化學檢測集中取樣裝置、爐內自動加藥裝置,高溫高壓截止閥,高溫高壓限流閥,反壓式高效冷卻器,雙螺桿減壓閥、微調閥等取樣裝置件和石油化工行業使用的管道閘閥,截止閥,隔膜閥,承插式快速接頭,球閥及各種特殊閥門,儀表接頭等。The main work is done with the help of model experiment. in the flood - relief experiment, the flood carrying capacity of spillway tunnel is checked. in the hydraulic experiment of the diversion power conduit system, the followings are studied : the flow condition and fluctuation in the surge chamber, the distribution of flow velocity before the rack in the surge shaft, the amplitude of stage in the quick gate bay etc. the test step, content and results of different proposals are introduced in details
本項優化試驗研究的目的主要在於,通過泄洪系統整體水力學試驗,校核泄洪洞的泄流能力;通過發電引水系統整體水力學試驗,研究調壓井內水流流態和水位波動情況、調壓井內攔污柵前流速分佈情況;確定快速閘門井內水位波動幅度;試驗確定壓力管道水擊壓力穿井系數以及泄洪洞弧形門處的水壓力。The researches including discharge capacity, pressare properties, cavitation characteristics at some key positions, hoisting load of the gate, configuration of energy dissipator at the exit dentated - sill, and downstream scouring were performed by hydraulic model tests
藉助系列水工模型試驗對水布埡放空洞的泄流能力、壓力特性及關鍵部位的空化特性、閘門啟閉力、出口鼻坎消能工體型及下游沖刷等進行了較深入的研究、分析。Knife gate valves should preferably not be opened or closed against pressure
刀閘閥不適合頂著壓力進行開啟或關閉。Transportation and handling of liquefied gases. tanker vehicules filled and emptied from below. internal safety gates dn 80 and dn 100 for operating pressures between 4 bar and 40 bar
液態氣體的運輸和裝卸.底部注入和排出的罐車.工作壓力范圍為4巴- 40巴用標準尺寸dn 80和dn 100的內部安全閘Basically learn dc, alternating current way, lighting circuit, distribution circuit, transformer of odd, three - phase, dynamo job principle reachs operation method, the principle maintenance of electromotor of single - phase, three - phase reachs application, low - pressure electric equipment, electric power procrastinates move, electromotor maintains skill, brilliant brake canal can accuse rectification, electrical engineering appearance, the electron controls a technology, circuit of new light source, engine, principle of distribution ark job and installation technology
主要學習直流、交流電路,照明電路,配電電路,單、三相變壓器,發電機工作原理及操作方法,單相、三相電動機的原理維修及應用,低壓電器,電力拖動,電動機維修技巧,晶閘管可控整流,電工儀表,電子控制技術,新光源電路,發動機,配電櫃工作原理及安裝技術等。Unified power flow controller ( upfc ) is one of the most powerful and most promising controllers of facts. if we use upfc to control the transmission parameters, terminal voltage, line impedance and phase angle in normal situation and use it to compensate zero sequence and negative sequence currents when one of transmission lines is cut off, we can implement two phases operating in high voltage transmission lines, which can improve stability and reliability for the transmission system
統一潮流控制器( upfc )是功能最強、最具發展潛力的靈活交流輸電系統( facts )控制器之一,如果在常規條件下,用upfc實現輸電線路的電壓調節、移相、潮流控制、阻尼振蕩等功能,在發生單相永久性接地或單相斷路故障時,由傳統的三相跳閘改為單相跳閘,用upfc的並補來濾除兩端系統的零序和負序電流,用upfc的串補來提高輸電線的傳輸功率,以實現兩相長期運行,那麼輸電系統的穩定性、可靠性將大大提高。The result show that the position of free surface is higher because of frusta of brake, especial obvious in the head of frusta of brake ; flux coefficient and pressure on dam are quite influenced by type of frusta and 3 a type frusta of brake relative to 2 type frusta of brake has bigger flux coefficient and smaller pressure on dam ; obvious influence of ability of discharge flow for different ratio of thickness of frusta and breadth of brake and pressure on dam reduces with increasing ration of thickness of frusta and breadth of brake, while bigger flux coefficient is obtained when tlb = 0. 2
結果表明,閘墩河海大學博士論文的存在抬高了水面線的位置,其中在閘墩頭部尤其明顯;墩型對流量系數和壩面壓力影響較大, 3a型閘墩相對於2型閘墩具有更大的流量系數和更小的壩面壓力:不同的墩厚閘寬比t / b對泄流能力也將產生顯著的影響,隨著墩厚閘寬比的增加,壩面壓力降低,而當t / b二0 . 2時溢流壩具有更大的流量系數。Ordinary it takes over 30 % cost of total irrigation buildings. in seasonal frozen soil area, frozen heave produces frozen - heave forces on the slab - foundation. it often make the slab - foundation damage due to bending, twisting and growth - up if the construction is build following non - frozen soil design methods
季節凍土區涵閘工程是水利工程建設中常見的一種結構,一般占水工建築物工程造價的三分之一以上,在季節凍土區由於土凍結后產生的凍脹,對板基作用有凍脹力,所以按照融土壓力設計的板基經常發生彎曲、扭轉、上抬等破壞。To improve the transmitting characteristic and decrease the output work has a direct effect on the enhancement of the operating property and life - span of the operating mechanism of vacuum circuit breakes. based on the characteristics of polynomial rule of the cam movement, considering the pressure angle of cam device, an optimization model is established, with the coefficients of polynomial rule of cam movement as the optimizing variable, and the minimum output work of the mechanism as the object function. with the optimization tool box of matlab, the optimization process is conveniently completed and the perfect result of optimization design is obtained
改善真空斷路器操動機構的傳動運動特性,減小真空斷路器的操作輸出功,對提高真空斷路器的操作使用性能及壽命都具有直接的影響.利用凸輪機構的多項式運動規律的特點,以凸輪多項式運動規律的多項式系數為優化變量,以斷路器操動機構最小的輸出功為目標函數,考慮操動機構合分閘時凸輪機構傳動壓力角的情況,建立了彈簧操動機構中凸輪機構的優化數學模型,並利用matlab語言的優化工具箱方便地實現了優化過程,得到了較理想的優化設計結果Unsteady separated flow, produced during the gate - opening period in the reverse radial gate tunnel of a high - lift shiplock, is characterized by negative pressure and high velocity as well as their intense fluctuations in space and time and could easily result in various harmful phenomena such as cavitation, gate vibration and sonic boom, which have been observed and confirmed by prototype and physical model tests
高水頭船閘輸水反弧閥門開啟過程中,后廊道內發生急變分離流,負壓、高速水流以及壓力與流速的劇烈時空脈動變化容易誘發空化空蝕、門振和聲震等有害現象已被原型觀測和物理模型試驗研究證實。The flow regime inside of the tunnel, the characteristics of hydrodynamic load, the hydrodynamic pressure feature at the gate slot and the vent air speed during the shutting of the gate is studied through model test, and then the reliability of the gate, the feature of the vent air speed and the pressure at the gate slot during the shutting of the gate are analyzed based on the test result concerned
通過模型試驗研究了事故閘門關閉過程中泄洪洞內的水流流態、門體的水動力荷載特性以及門槽段動水壓力特性、通氣孔風速,並根據試驗結果分析了該閘門動水下門過程中的可靠性,通氣孔風速特性和門槽段壓力特性。( 6 ) 3d integer model of spillway and frusta of brake are established and numerical computation of 3d viscous flow over spillway is completed. the influence of frusta of brake for design parameters such as shape of free surface, pressure on dam, flux coefficient is computed aim at type of frusta of brake and disposal on dam and compute result of different type of frusta and disposal model is compared
6 )通過建立溢流壩和閘墩的三維整體模型,完成了對三維過壩水流粘流場的數值計算,針對閘墩的型式及在壩面的布置計算了閘墩對水面線形狀、壩面壓力、流量系數等設計參數的影響,並將不同墩型與布置形式的計算結果進行比較。Measuring water by three different ways that are pressure sensor, resistance transducer, intellective rotary encoder. 2
採用壓力液位傳感器、電阻傳感器、智能旋轉式編碼器等三種不同的測量方式對水位、閘位進行測量。The soft - sealing gate valve should not be used on pipeline in which running pressure may be over the rated pressure
軟密封閘閥不應安裝在使用壓力可能超過其額定工作壓力的管路上。In the practice application, the project ? the large dam secure supervising and measuring system of taipu brake, which the penman participated himself, is introduced in detail, which includes the system synopsis, the definition of the pressure, the crack, the horizontal displacement and the vertical displacement, the compare of diversified measuring methods, the choice of the instruments and the configuration of the instruments, the system network topology configuration, the collocation of various metrical dots and instruments " demarcating and testing, the system software and the application software, the communications between the intelligent instruments and the primary interfaces of actual system
在實踐應用方面,詳細介紹了筆者親自參與實施的工程? ?太浦閘大壩安全監測系統,包括系統簡介,揚壓力、裂縫、水平位移和垂直位移的定義,各種測量方法的比較,儀器的選型以及儀器的結構,系統的網路拓撲結構,各測點的布置以及儀器的標定測試,系統軟體和應用軟體,智能儀器與上位機的通信,實際系統的主要界面。為了論文的完整性,介紹了大壩安全監測專家系統。分享友人