水壓頭 的英文怎麼說
中文拼音 [shuǐyātóu]
水壓頭
英文
hydraulic head-
Artesian pressure head
自流水水壓頭Because of the technical complexity of the turbine for the three gorges project and on the basis of several important technical problems which have been defined in the international bidding documents for 14 generating units in the left bank power station, the owner of the project has decided another some important technical problems based on appraisal and comparison in the bid appraisal stage after the bidding documents are analyzed and the tender documents are cleared by the tenderers
由於三峽工程水輪機技術上的復雜性和挑戰性,在左岸電站14臺機組國際招標文件已明確了若干重大技術問題的基礎上,在機組議評標階段,對招標文件進行分析和投標商對投標文件進行澄清說明后,經評議比選,業主又決策了幾個重大技術問題,主要有:水輪機設計水頭的確定,負傾角葉片水輪機的應用,兩套水力設計,舍棄初期轉輪,蝸殼進行水壓試驗等。The additional flow is formed by the device of dentoid baffle, and the application of the device of dentoid baffle cooperated with a stilling basin has been investigated by systematic model tests. based on the research results, the hydraulic problems such as the characteristics of hydrodynamic pressure and cavitation on the head of the denotid baffle, the properties of flow under the condition that the device of denotid baffle is used with a stilling basin, the hydraulic computation about a stilling basin, the estimation of energy dissipation and its various affection factors, the mechanism and effect of energy dissipation, and distributions of velocity and pressure and aerating concentration, etc, have been analyzed ; the method and step of hydraulic design of device of denotid baffle by which the additional flow is produced has also been proposed
文中利用齒墩設施實現附加射流,對齒墩設施與消力池聯合應用進行了大量的和系統的模型試驗,分析研究了中低佛勞德數條件下,齒墩墩頭的動水壓強及空化特性,齒墩設施與消力池聯合應用時的流態特性,消力池的水力計算,消能量的估算及其各種影響因素,消能機理和效果,消力池內的流速、壓強特性,摻氣濃度分佈等水力學問題,並提出了實現附加射流齒墩設施的水力設計方法和步驟。The hydrodynamic head is provided by influx of fresh water from the interior of tropical jamaica.
水壓頭是由處于熱帶的牙買加內地流入的淡水提供的。Open the hot water faucet to depressurize the water tank
打開熱水水龍頭,降低熱水器內膽的壓力。Optional parts include swivel. rotary hose, elevator link, hydraulic tong, air spiders, lelly bushivg, rotarytable and substructure ( with ramp and oadder ) etc
選配件包括水龍頭和水龍帶、吊環、液壓大鉗、氣動卡盤、轉盤、鉆臺(帶滑道和梯子)等。The following conclusions are gained : ( 1 ) the located shear band prongs the ligament near the top crack tip and the structure may occur shear - mode fracture at the angle of 155 ? to crack when load is 87. 92mpa ; the mode of fracture of the flange joint structure is not possible to be void - mode ; ( 2 ) it is proved that loading and then unloading repeatedly can not increase the possibility of invalidation of the structure when the times of loading and unloading are not too more when load is operating pressure ; the structure is safe when the vessel is operating ; ( 3 ) in the fe model of the thesis, not considering the influence of water pressure test which is in the process of fabrication of vessel in fe results in larger deviation in analysi
得出了以下結論:在8792mpa的載荷下筒體一封頭連接結構處的集中剪切帶貫穿韌帶,可能發生沿與原裂紋線成155 「角方向剪切型斷裂;筒體一封頭連接結構不可能發生韌窩型斷裂; ( 2 )在工作壓力下進行次數不多的反復加、卸載,結構不會破壞,也不會喪失安定性:結構在工作狀態下是安全的; m在本文的彈塑性有限元模擬計算中,對于裂紋尖端進行力學分析時,不考慮壓力容器製造過程中水壓試驗的影響,將導致計算結果出現較大的偏差; ( 4 )筒體完全屈服時的載荷為92石3mpa ,封頭完全屈服時載荷為86Water - methanol pressure connections. nominal dimension 38 mm
甲醇水壓力接頭.標稱尺寸38mmWater - methanol pressure connections. nominal dimension 19 mm
甲醇水壓力接頭.標稱尺寸19mmHydraulic pressure test of long distance pressure water conveyance culvery junction
長距離有壓輸水箱涵接頭水壓試驗Applying the theory on hydrodynamics and combining the structure of the pump, the method of calculating the flux is found, using the simulating dual pump which mercury serve as the working medium, by the experiment on the electromagnet used in the dual pump, the optimum method of the coil connection is gained ; by the experiment on the relation the static pressure and the working parameter in different groove structure, a high - efficiency groove structure named as " + " shape are devised ; by comparing the static pressure and flux between single pump and dual pump, the conclusion that the flux of dual pump is about 1. 6 times as much as the flux of single pump is educed, and prove it practical that the dual pump is adopted to increase the flux
利用水銀為工作介質的雙聯電磁泵,通過對雙聯電磁鐵不同接法的實驗研究,找到最佳激磁線圈接線方法;通過對不同流槽結構的靜壓頭與工作參數關系實驗,研究得出一種高效率的新型流槽結構? ?十字型流槽結構;通過對單泵、雙泵的泵高和流量實驗,得山了在同等工作條件下,雙泵流量大約為單泵的1 . 6倍的結論,從而證明了採用雙聯泵的方法來提高直流電磁泵的方法是切實可行的。The transient cfd simulation including the spiral case, stay vane, guide vane, runner vane and draft tube at different operation points is studied fitly, then the result of the pressure distribution on runner blade is provided for the runner transient structural simulation by fluid - structure interaction ( fsi ) method
文中首先對高水頭小負荷的渦帶工況下混流式水輪機內流場進行非定常cfd計算,得到渦帶工況下葉片表面不同時刻的水壓力載荷,並利用流固耦合方法對轉輪進行結構場瞬態特性計算,分析轉輪葉片的動應力特性。All henbert products are of high technology content, humanization design, easy - operated, and superior performance, all of which are the impetus to make her to be a famous brand domestically and overseas, as well as enjoy high reputation of the whole trade
科技含量高,具有人性化設計操作簡便性能優越。是中國名牌產品和出口名牌產品,在全行業享有盛譽拳頭產品凡亨牌熱風縫口密封機水壓測試機自動補漏機。The open angle, head loss and hydrodynamic pressure under the rated flow and several kinds of proportion are carefully observed in the model test, and these results are given for reference in engineering design
階段模型試驗中詳細觀測了在額定流量下,不同比重拍門的開啟角度,水頭損失及門體動水壓力變化情況,以供工程設計應用參考。The thesis was written under the direction of dynamic theory of forming reservoir, follows the rules of comprehensive information, judgment, interpretation and assessment and even makes full use of outcrop geology, data from drilling and logging, data from laboratory analysis and achievements in geophysical exploration. considering the basic factors of forming reservoir in the south of ordos basin as the starting point, the thesis defines that yanchang group of triassic goes into the start of generating oil in the late period of mid - jurassic and that the largest oil generation peaks in the middle period of early cretaceous, after the analogue - history of hydrocarbon generation. meanwhile it also establishes the relationship between the evolution of oil and gas and the formation of traps, the time of oil exploration
本文以成藏動力學理論為指導,本著綜合信息、綜合判斷、綜合解釋、綜合評價的原則,充分利用露頭地質,鉆測井資料,實驗分析資料及物化探成果,以鄂爾多斯盆地南部的基本成藏要素為出發點,通過生烴史模擬,確定了三疊系延長組在中侏羅晚期( 150ma )進入生油門限,于早白堊世中期達到最大生油高峰期;同時並確立了油氣演化與圈閉形成、捕油時間的關系;通過流體勢的全區計算,提出了該區油勢具有明顯的「雙層」結構特徵,並建立了以靜水壓力為主的重力流系統和以差異壓實作用為主的壓實流系統的流體動力分佈模型;通過成藏動力學系統的劃分及事件分析,探討了該地區油氣聚集規律,最終指出了有利的含油氣遠景區。And, the applicable conditions and the merits and shortcomings of every kind of subarea forms are compared according to the plane and vertical arrangements of buildings, water supplying pressure of cities, water tanks or pressure stabilization devices installed in buildings, working states of fire pumps and working pressure of the vertical systems and sprinkler numbers
同時,根據建築物的平面和豎向布置、城市管網的供水壓力、水箱或穩壓裝置的設置情況、水泵工作狀態、豎向系統工作壓力要求和噴頭數進行各種系統分區,討論各種分區形式的適用條件、優缺點。Under subsurface drip irrigation, soil wetted front movement when higher soil initial moisture content was quicker than that of when it is lower, so did the supplied water pressure and soil bulk density. the wetted front movement of clay loam was clearly slow than that of sandy soil, especially in the larger soil bulk density
地下滴灌條件下,初始含水量較高的土柱,濕潤鋒運移速度快于含水量較低的;在較高的供水壓力條件下,各個方向的濕潤鋒運移都比低水頭情況下的快;容重越大的土柱濕潤鋒運移速度越緩慢。Standard test method for water penetration of metal roof panel systems by static water pressure head
通過靜水壓頭測試金屬屋頂格間水滲透性的標準試驗方法The hydraulic analysis of pump for suction penetration of bucket foundation as well as the pressure head relation between bucket cavity and pump inlet for different water depths and different pump mounting heights are described in this paper
對桶形基礎平臺負壓沉貫過程中汲水泵機進行了初步水力分析,討論了不同水深、不同泵機安裝高度情況下,桶腔和泵機進口之間的壓頭關系。Available pressure head
有效水壓頭分享友人