析流壩 的英文怎麼說
中文拼音 [xīliúbà]
析流壩
英文
groin-
From sedimentology symbol such as rock assembled, sediment gradus, sandstone grading analysis, protogene sedimentary structure, ichnofossile and logging facies etc and palaeoenvironment background, it is confirmed that shen84 - an12block s34 segment is braid river delta system, not fan delta system ( abrupt slope ). then it can be more partition as braid river delta plain sedimentary assembled, delta front sedimentary assembled and prodelta sedimentary assembled on core and log assembled. and delta plain sedimentary assembled can be identified four microfacies : braided distributary channel, crevasse splay, overbank deposits and interdistributary bay
沉積微相研究是儲層非均質性研究的基礎,研究區有豐富的巖芯資料和測井資料,通過巖石組合、沉積韻律,砂巖粒度分析、沉積構造、古生物遺跡和測井相等沉積學標志,結合古環境背景,確定沈84 ?安12塊s _ 3 ~ 4段為辮狀河三角洲體系,而不是前人所認為的扇三角洲(陡坡型)體系,在巖芯和測井組合上可進一步劃分為辮狀河三角洲平原沉積組合、三角洲前緣沉積組合和前三角洲沉積組合,其中三角洲平原沉積組合又可識別出辮狀分流河道、決口扇、分流河道邊部和分流間灣四種微相類型;三角洲前緣沉積組合識別出水下分流河道、水下分流河道邊部和分流河口壩三種微相。The effect of groyne length and layout on water surface is analyzed in the paper. based on the results of simulation and experiment, the local energy loss of the flow due to the groyne is studied. consequently the surface variation and height of damming are also analyzed
論文分析了丁壩長度與布置對水面線的影響,根據流場、紊動場模擬結果和實驗結果研abstract究丁壩造成的水流局部能量損失,並對水面變化和丁壩奎水高度進行了分析。Firstly, the status of our nation ' s water resources, flood and arid hazards is overviewed to illustrate the necessity for study on dynamic control of flood season limited water level. disadvantages in traditional limitsd water level design, static control of limited water level design, static control of limited water level and fuzzy limited water level curve are pointed out, and mending methods for these are introduced. dynamic control and its key problems are analyzed hi next section. the allowable range of limited water level is determined, so as the allowable extreme risk index. the definition of extreme risk is re - illustrated, risk analysis methods in reservoir operation is discussed either. according to the definition of extreme risk rate, the allowable extreme risk rate of reservoir is systematically demonstrated with variant extreme risk indexes and flood season limited water level
本文首先闡述了我國水資源狀況和水旱災害、說明水庫汛期限制水位動態控制研究的必要性;介紹了傳統汛限水位設計、汛限水位靜態控制、模糊汛限水位過程線存在的問題及其初步改進方法;分析汛期限制水位動態控制的方法及關鍵問題;進一步闡述了水庫極限風險率的定義;根據極限風險率定義,詳細敘述了不同極限風險指標時、不同汛期限制水位下起調,水庫所能承受的極限風險率計算方法。然後,基於極限風險率計算方法,以白石水庫為背景,研究「考慮壩體自身安全、考慮壩體安全與下游防護對象控制下泄流量的汛限水位動態控制的極限風險率」 。Analysis of phreatic line monitoring data in auxiliary dam of biliuhe reservoir
碧流河水庫一副壩浸潤線監測資料分析This paper carries on the 3d finite element structure analysis for power house monolith with a bulb turbine hydropower station located in the upstream of huang river as the carrier
摘要以黃河上游擬建的某燈泡貫流式水電站為載體,對廠房壩段整體進行了三維有限元結構分析。Analysis on river bed evolution of dam area from the main river closure to open diversion channel closure of tgp
三峽工程大江及明渠截流期間壩區河演分析According to analysis of sedimentology, we think the most benefit environment to reservoir is under - water branch and river mouth bars microfacies, which often form thick sand bodies of high porosity of permeability
從沉積相分析認為,有利於儲層發育的沉積環境是水下分流河道和河口砂壩微相,水下分流河道控制了砂體的走向及分佈區。The thesis built the relation between containing water and the properties of trail dam ' s soil by geomechanical properties of trail dam ' s soil ; analysed the seep rule of water in the trail dam ' s field and the change of soakage line. the thesis applied the limited element to analyze the trail dam of baogang by the engineering item in production. it calculates the dynamic and static response about the dam using the numerical simulation method
本文通過大量的尾礦土物理力學性質試驗資料,建立了含水量與尾礦土性質之間關系曲線;分析了水在尾礦壩區的滲流規律和不同標高時浸潤線的變化情況,為分析尾礦壩的穩定性提供依據;結合生產上的工程項目,從包鋼尾礦壩的穩定性研究入手,應用有限元法,通過數值模擬分析了水對尾礦壩的靜力、動力穩定性影響。Isotopic tracing analysis of round - axis flow of karst water in maoba syncline
毛壩向斜核部巖溶水繞軸徑流的同位素示蹤分析Abstract : through study on energy dissipation of goupitang project on the wu - jiang river, the velocity field in the water cushion pool downstream ski - jump or drop was measured by hot - film anemometers on a fine model with scale 1 380
文摘:結合烏江構皮灘水利樞紐工程消能問題研究,用熱膜流速儀在比尺為1 380的精細模型上量測了拱壩挑跌流在水墊塘內的流速場,並由試驗成果分析了淹沒射流在水墊塘內的消能過程,計算了消能率。Taken the bank spillway at yubeishan reservoir as an example, the water loads acted on the spillway, such as static water pressure, dynamic water pressure, shear stress on the surface of the step and so on, are calculated, which can provide evidence to the stability analysis of the dam slope and slope protection
並以萬縣魚背山水庫岸邊溢洪道為例,計算了溢洪道上所受的水流荷載及其分佈,為土石壩坡和護面的穩定分析提供了依據。通過計算證實了既使在較大的單寬流量下,緩坡上的階梯仍有較高的消能率。Analysis of biliuhe dam seepage observation results
碧流河水庫大壩滲流觀測成果分析Analysis of the observation materials of biliuhe reservoir dam ' s bypass seepage
碧流河水庫大壩繞壩滲流觀測資料分析Grey relationship analysis of comprehensive management economic benefit in caoziba small watershed
草仔壩小流域綜合治理經濟效益的灰色關聯分析Analyses and treatment for the panning amp; scrubbing destructions on flooding - segment dam foot of huilongshan power station
溢流壩段壩趾淘刷破壞分析與處理Abstract : the comprehensive fem analysis for the shimen arch dam and its abutment is carried out as an example to demonstrate the proposed method utilizing the monitoring data for calculation. based on teh back analysis of permeability coefficient and tensile strength of the seam between dam and foundation, the 3 | d seepage flow and elastoplastic fem analysis of arch dam and its abutment are conducted. the safety factor against sliding of arch dam is determined using some different methods to verify the stability of the dam
文摘:本文以石門拱壩為例,說明基於原觀資料進行拱壩及其基礎的綜合分析的方法.內容包括:在反演擬合滲透系數和壩與基巖接觸面的抗拉強度參數的基礎上,進行壩址區三維滲流場分析、拱壩與基礎的三維線彈性、彈塑性力學分析,並用多種方法探求了拱壩抗滑穩定安全系數For example, after the collapse of ditong dam in idaho, may 5, 1976, it was found that it was not impervious very well, the impervious curtain was built poorly. when the seepage went through the impervious curtain, the exit water from the pervious material of the downstream or the right side of dam through the foundation or certain line between the foundation and the dam caused contact scour and piping
如美國愛得華州提堂壩於1976年5月5日潰決,事後調查分析,因壩基透水性大,防滲帷幕施工質量差,滲流穿透帷幕,經地基或地基與壩的接觸面從壩體下游側透水料區逸出或從右壩肩繞滲經下游壩體逸出,出逸的水流引起了接觸沖刷和管涌,導致潰壩。In this paper the temperature field and thermal - creep - stress field in roller compacted concrete overflow dam during construction and operation are simulated and the distribution law of them are systematically studied by an example
本文通過一典型算例對碾壓混凝土溢流壩施工期和運行期溫度場、徐變應力場進行了全過程模擬分析,較為系統的研究了碾壓混凝土溢流壩施工期和運行期溫度場、溫度徐變應力場的分佈規律。This paper does simulation analysis on temperature field of baise rcc gravity dam with the software ansys based on the theory of transient temperature field
摘要根據瞬態熱傳導三維有限元分析基本理論,利用大型有限元軟體ansys對百色碾壓混凝土重力壩溢流壩段一枯二枯施工期的溫度場進行了實時模擬分析。A large - scale triaxial apparatus is adopted for the tests. the tests are performed under three different confining pressures for each rockfill material, and three different kinds of axial loading is applied under each confining pressures. the rheology of the rockfill materials are presented and analyzed based on the test results, and the creep parameters are obtained
試驗採用大型三軸儀進行,每種堆石料進行了三種圍壓試驗,每種圍壓下又分三種軸向受力狀態,根據流變試驗結果分析了壩料的流變變形特性,得出了流變模型參數。分享友人