設計水頭 的英文怎麼說

中文拼音 [shèshuǐtóu]
設計水頭 英文
design head
  • : Ⅰ動詞1 (設立; 布置) set up; establish; found 2 (籌劃) work out : 設計陷害 plot a frame up; fr...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • 設計 : devise; project; plan; design; excogitation; layout; layout work; styling
  • 水頭 : waterhead; head; flood peak水頭落差 head fall; 水頭坡降 water table gradient
  1. And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the

    研究中首次提出了運用高精度gps動態數據採集儀對雙車道公路上的超車行為進行觀測,了根據駕駛員感受度來衡量超車過程的實驗方案,並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車時距和可回車車時距的臨界間隙值,為定性和定量分析雙車道公路通行能力提供有力的數據支持;同時,還提出了觀測超車率的實驗方法以及測量加速度干擾的實驗方案,統一了算加速度干擾的時間統間隔,為雙車道公路的服務平量化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數標定和驗證的數據採集方法。
  2. Designed specially for dry hair this rose shampoo is infused with rose hips, aloe and the herbal complex of arnica, horsetail, coltsfoot, sage & chamomile

    專為乾旱的有機洗,採用玫瑰果籽、蘆薈和山金車、木賊、蒿屬植物和甘菊。
  3. 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:輪機設計水頭的確定,負傾角葉片輪機的應用,兩套,舍棄初期轉輪,蝸殼進行壓試驗等。
  4. This paper analyzes the groundwater discharging course using fluidics theory and combining quay structure construction ; sets up the method of fast drainage by the dint of pipeline and blind ditch of fragment stone ; and gives the computational mathematical model for quay drainage and calculation formula for drainage process according to the principle of conservation of mass and underground percolation, which have been applied for quay ' s stability design and calculation

    應用流體力學理論結合碼結構建,分析了地下排泄過程,藉助管道和碎塊石盲溝建立了港口碼快速排與擋墻基床排的方法;運用質量守恆定律和地下滲流原理,建立了港口碼算數學模型和排過程算公式,並用在了碼的穩定算中。
  5. 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

    文中利用齒墩施實現附加射流,對齒墩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,齒墩墩的動壓強及空化特性,齒墩施與消力池聯合應用時的流態特性,消力池的算,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,摻氣濃度分佈等力學問題,並提出了實現附加射流齒墩施的方法和步驟。
  6. According to the fact that freeze - resisting measure is needed to be taken for the gates operating in winter and low head arch gates, electrothermic freeze - resisting device is designed in this thesis

    本文根據冬季有運行要求的閘門及低弧形閘門需要採取防凍措施的實際情況,研究了一種電熱型防凍裝置。
  7. A novel circulatory system for on - line monitoring of dissolved oxygen that makes use of a fiber - optic chemical sensor is presented. an oxygen sensitive optode was combined with a membrane onto which was immobilized pyrenebutyric acid as a fluoroprobe, the membrane was composed of cellulose triacetate as a polymer and di - 2 - ethyl hexyl -

    就用於中溶解氧在線監測的光纖光譜儀的搭建傳感探及傳感膜的製作進行了探索,並對傳感器的響應性能進行了考察。
  8. This model of electromagnetic valve has the single - way check function and a patent design of block - up resisting and is the ideal self control valve for the water supply system with a high level container or tank or the automatic water supply system with a high level container or tank or the automatic water supply facility required the function of adverse current prevention. the amalgamation inflicts to hike in the inflexions of can percolation function that purge

    Fcd . 3 148f :進口與出口均為4分15外螺紋銅接該型電磁閥具有單向止回功能,專利防阻塞,是高位容箱器供系統或其他兼需防逆流功能的自動供備的理想自控閥門;並增加了過濾裝置。
  9. ( 5 ) it was more precise for using darcy - weisbach formula to calculate the hydraulic pressure slope curve in the lateral line, but too complexity. although i - pm wu formula is simple, the estimated results were not agreement with the measured data. a coefficient including irrigation uniformity was presented to modify i - pal wu formula, and the results were agreement after using the coefficient

    ( 4 )利用達西?韋斯巴赫公式算微孔毛管的沿程損失具有較高的精度,但算復雜,吳義伯公式算雖較簡單,但在灌均勻度較差時誤差較大,為此對吳義伯公式進行了修正,提出了修正系數的算經驗公式,取得了良好的結果,為簡易地下滴灌工程算建立了簡化公式。
  10. Specification for design of sawtooth intake

    鋸齒取規程
  11. Lama exper in evaluation, planning, edsign, environmental appraise, engineering cost, inspection and relative scientific research subject advisory of haror, wharf, breakwater, and slipway project in prot and waterway engineering

    擅長對運工程中的港口、碼、防波堤、船臺、滑道等工程項目的評估、規劃、、環境評價、工程造價、監理及有關科研課題的咨詢。
  12. But now it ' s urgent to adopt new methods for calculating the head loss of regional drainage due to some factors such as long length, large flow quantity and probable strong topographic change

    由於存在管線長、流量大以及區域地形變化幅度可能較大等因素,建區域排系統需要採用新的方法較為準確地損失。
  13. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高、大泄流量情況時存在的一些力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的流運動特徵進行了比較全面的測量,包括空腔形態、徑向流速分佈及井壁壓強等;二、提出了豎井空腔段螺旋算方法,其算結果與實測值吻合良好;三、利用試驗與算結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井流總摻氣量估算方法,為導流洞排氣方案的提供了參考依據;六、在高、大流量條件下,豎井空腔段下部流速很高,盡管流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。
  14. To provide necessary data for design bypass pipe, an enlargement to bi liu river reservoir, the following problems have been studied by hydraulic model and theoretical analysis : the energy losses in water head of the bypass pipe system and of the flow - control valve and their scale effects, measurement and calculation of the discharge of the bypass pipe system during the bypass pipe system operation with and without the new water power station, the hydraulic characteristics of the water tunnel and draw - off pipe, the flow rate of the aqueduct bridge and the draw - off pipe and the water elevation of the flow in the aqueduct bridge during the old water power station operation with and without the new water power station

    大連市碧流河庫供工程取部由引渡槽、節制閘、進閘、泄閘等建築物組成。由於本工程場地條件限制,增旁通管后布置非常緊湊,管道急轉角度大且轉彎距離較小,對于管內流流態是否滿足要求,需要經過模型試驗進行論證,以確保工程的可靠性。旁通管具有上與泄要求,對其過流能力也要經試驗確定,為碧流河庫增建旁通管提供依據。
  15. The results showed that considering the general performance of turbine and the discharge capacity of runner hl240 - lj - 420, when the design head was 36. 2m, the electricity generated by turbine generator increases to 4. 8 million kw, which was relatively reasonable

    結果表明:考慮到輪機的綜合性能和hl240thj一10流道的過流能力,在設計水頭為36 2米時,輪機發電機出力增容到4
  16. Om, the electricity generated by turbine generator increased to 5. 0 million kw, which was relatively reasonable

    如將設計水頭提高到37 0米,輪機發電機出力增容到5
  17. ( 2 ) retrofitted the small turbine of tai pin shao hydropower station in this paper. the results indicated that given the unchanged channels of the original runner hl240 - lj - 120 and satisfied cavitation condition and stability requirement, the electricity generated by the turbine generator increased from 3000kw to 3600kw when the design head was 36. 2m, which arrived at the expectant objective

    ( 2 )對太平哨電廠的小機進行了改造,在不改變原hl240 - lj - 120流道並滿足氣蝕和穩定性要求,在設計水頭為36 . 2米時,輪機發電機出力由原來的3000千瓦增容到3600萬千瓦,達到了預期目標。
  18. Abstract : the effect of turbine characteristic on stable sectional area of surge tank can be expressed by the synthetic characteristic coefficient of turbine, it shows the effect of turbine efficiency. based on the analysis on the variation of the characteristic curve for middle or high specific speed turbine, this paper demonstrates that the largest stable sectional area of surge tank is not dependent on the lowest water head of hydroelectric plant but the design head

    文摘:通過理論推導,研究了輪機綜合特性系數對調壓室穩定斷面的影響,即輪機運行中不同工況點效率的相對變化對調壓室穩定斷面的影響.得出了最危險的調壓室穩定斷面取決于設計水頭,並通過實例得到驗證
  19. As design is an important aspect for kitchen bathroom products, in order to guide kitchen bathroom consumption trend and promote manufactures to improve their designing ability, cikb 2007 will set up " innovative design award ". cikb office will invite experts to evaluate candidate exhibits on site and present the award during the show period

    由於整體廚房整體衛浴以及廚房衛浴產品多是以,為了引導廚房衛浴消費,同時促進製造企業提高平, cikb2007專門立了「廚衛創新大獎」 ,引導參展企業的新產品重點在創新,在滿足消費多樣化需求上下功夫。
  20. Some guidelines differing from the domestic norm such as the decision of water discharge of asf system ; the setup of alarm and pressure valves, the layout of pipeline network and the distribution of sprinklers are described

    介紹了在自動噴滅火系統中,有關量的確定,報警閥、壓力開關的置,管網及噴的布置等方面與國內常規作法的不同之處。
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