水庫壓力 的英文怎麼說
中文拼音 [shuǐkùyālì]
水庫壓力
英文
reservoir pressure-
This paper establishes a model simulating dam actual placing process and considering the non - continuity of initial temperature on the boundary of new and old concrete, daily air temperature change, concrete - placing temperature, hydration heat, heat insulation on boundary, water - storing process, placing intermission and curing with water. the calculation of stress field considers the concrete weight, static water pressure, thermal stress, different autogenous volume change between rcc and normal concrete, change of elastic modulus of concrete with age and creep action
考慮了乞今最為全面的初始條件和邊界條件,包括模擬壩體的實際升程過程,考慮了新老混凝土接觸面上的初始溫度不連續,逐日的氣溫變化,混凝土的入倉溫度,水化熱溫升,邊界保溫,水庫蓄水過程,澆築間歇以及灑水養生等因素;應力場的計算考慮了混凝土的自重,靜水壓力,溫度應力,常態混凝土與碾壓混凝土不同的自生體積變形,混凝土的彈性模量隨齡期的變化以及徐變的作用。Based on the pre - research of reservior - induced seimicity, the text analyzed water ' s load effect, interstitial water pressure and chemicophysical effect on rock in reservior - induced seimicity and discussed hydrogeological mechanism of reservior - induced seimicity. the analysis supplys reliance for the hydrogeological analysis of reservior - induced seimicity. dagangshan power station is located in the intersected segment of daduhe break - zone moxi break - zone and longmenshan break - zone. the construct - actibity seimic activity and hot - water activity is stong from cenozoic ear
本文在總結水庫誘發地震前人研究成果的基礎上,系統分析了庫水在水庫誘發地震中的荷載效應,空隙水壓力效應和對巖體的物理化學作用,從理論上討論了水庫誘發地震的水文地質機理,為水庫誘發地震的水文地質分析提供依據。When the three - gorge reservoir is sluiced, the underground water level will ascend obviously and mechanics parameters of the slip strip below the reservoir water level can drop further, sidaogou landslide can lose stability wholly in controlled condition influenced by buoyancy of underground water and saturation stress at water level dropping
三峽水庫蓄水后,滑體內的地下水位將明顯抬高,庫水以下的滑帶力學參數會進一步降低,受滑體內地下水揚壓力及水庫水位降落時滲透壓力的影響,四道溝滑坡在控制工況下可能整體失穩。In lights of the calculation of stress field of water pressure, the stress caused by water is utterly small in contrast to earth stress field, so it cannot directly induce large reservoir
通過對水壓應力場的分析發現,水體靜載引起的應力場相對于大地應力場來說微不足道,它不可能直接誘發較大的水庫地震。Analyzing the propagation behaviors for open and close crack, the author gain that normal fault is more dangerous to earthquake than reverse fault and glide fault. 3. appling fracture mechanics to discuss reservoir - induce earthquake mechanism, the author observes the characteristic of surface crack and gains the stress intensity factor induced by the pressure of rock, water and osmosis
針對庫區斷層為表面裂紋這一特點,研究水庫地震的斷裂特點,得出地應力作用下的應力強度因子、庫水作用下的應力強度因子和滲壓作用下的應力強度因子以及它們的應力強度因子之合,並且合理的解釋了構造型水庫地震的誘發機理。This dissertation describes the studying of the whole construction of water - saving irrigation expert control system, the realization of hardware and software and low - cost soil - moisture sensor which is needed for water - saving irrigation. the distributed control system based on bus. according to real - time data of soil - moisture, water - level of sump, pressure of tube, etc. and irrigation knowledge in expert knowledge bases, it can make decisions such as when to irrigation, the water quantity to irrigation and the cost and benefit of the irrigation
本文對節水灌溉專家控制系統的總體結構、軟硬體實現以及節水灌溉急需的低成本土壤水分傳感器進行了研究,系統採用了基於總線的分散式控制結構,根據實時檢測的土壤水分、水槽水位、管道壓力等實時參數,知識庫的作物灌溉知識,分析決策灌水時間、灌水量、灌溉成本及灌溉效益。High proportions of poverty mountain regions are distributed all over the country and have many common characteristic as follows rugged ground convenient communication and information, low life level of the residents fragile ecosystem, scarce resources of water and soil, great environmental pressure, etc. located in the southeast of chongqing municipality, qianjiang district is one of the major poverty counties named by the sate council moreover, located at the vital organs part of china, transition region between the west and east, and the juncture of the four provinces ( chongqing, hubei, hunan, guizhou ) likewise, close to the region of the three gorges dam
我國貧困山區面積廣大,遍布全國東西南北,有許多共同特徵;地表崎嶇,交通不便,信息不靈,經濟落後,人民生活貧困,生態脆弱,水土資源稀缺,環境壓力大等等。黔江區位於重慶市東南部,是國務院確定的重點貧困縣,是我國的一個具有典型意義的貧困山區,位於我國腹心地區和中、西部過渡地帶,地處渝、鄂、湘、黔四省市的結合部,又緊鄰三峽庫區,地理位置十分重要。For the most demanding hobbyists, fini offers air lines, filters, pressure regulators, water - oil separators, and miscellaneous connecting elements to satisfy any need and transform your garage into a well - equipped small workshop
面向更多要求的愛好者, fini提供輸送線,過濾器,壓力調節器,水油分離器,以及各種各樣的連結件滿足任何需要並且把你的汽車庫轉變成一間裝備良好的小工場。Seepage pressure effect on landslide stability at the three gorges reservoir area
三峽庫區地下水滲透壓力對滑坡穩定性影響研究All kinds of special pipes and conduits ( ditches ), ash storage sites, wells, pumping stations, water cooling towers, oil depots, dikes and dams, railways, roads, bridges, docks, fuel loading and unloading equipment, lightening arresters, fire - fighting equipment and other related ancillary equipment outside power plants and power transformation stations
(三) 、水力發電廠使用的水庫、大壩、取水口、引水隧洞(含支洞口) 、引水渠道、調壓井(塔) 、露天高壓管道、廠房、尾水渠、廠房與大壩間的通訊設施及附屬設施。Reservoirs, dams, water inlet, water diversion tunnels ( including branch tunnels, water diversion canals, voltage adjustment wells ( towers ), open - air high - voltage conduits, premises, water discharge canals, communications facilities between premises and dams and other related ancillary equipment used by hydropower stations
(三) 、水力發電廠使用的水庫、大壩、取水口、引水隧洞(含支洞口) 、引水渠道、調壓井(塔) 、露天高壓管道、廠房、尾水渠、廠房與大壩間的通訊設施及附屬設施。Through the non - linear fem static and dynamic analysis of the rcc gravity dam of kelashuoke reservoir by ansys, the deformation and stress law of dam body and its foundation under various working conditions is studied so as to get to know the working situation of the dam body and foundation rock under design conditions and to evaluate the reliability of the dam construction scheme
摘要採用美國ansys結構分析軟體,通過對喀拉朔克水庫碾壓混凝土重力壩方案進行非線性有限元靜力和動力分析,研究探討了壩體及基礎在各種工況下的變形和應力規律,以了解壩體和基巖在設計條件下的工作形態,對方案的可靠性進行了評價。Meanwhile, according to the assessment cell of small watershed, the paper evaluates each index and compositive index. the paper can provide scientific bases for both protection and use of wetland by disclosing the spatial distributing rules and analyzing the impact on environment brought because of exploiting. the study shows that 1 ) in the structure of wetland ecosystem health of panjin city in 2000, better area accounts for 22 %, generic area 52 %, worse area 26 % ; 2 ) in shuangtaizi national wetland nature reserve, the health of many regions is better, the one of partial regions is threaten, the area of wetland is decreasing ; 3 ) in the period from 1986 to 2000, paddy field, shrimp and crab pool were increased, swamp and biodiversity were decreased gradually, and the environment of wetland was polluted gradually
本文以生態系統學、景觀生態學、生態系統健康、區域可持續發展等理論為基礎,根據聯合國經濟合作開發署提出的壓力-狀態-響應( psr )框架模型,以遙感數據及統計監測數據為基礎,採用rs 、 gis 、 gps技術,結合數理統計和數學模型方法,提取土地利用/土地覆蓋信息、濕地類型信息、小流域信息、濕地景觀指數、濕地初級生產力、濕地人口壓力指數、濕地蓄水量、濕地污染物負荷、濕地變化等數據,建立盤錦市濕地生態系統健康數據庫,以小流域為評價單元,對每個小流域濕地進行單因子和綜合評價,揭示盤錦市濕地生態系統健康狀況的空間分佈規律,同時對濕地資源開發造成的環境影響進行剖析,為濕地資源的保護與利用提供科學依據。By employing cole ' s classical theory of bubble dynamics, the motion of bubble produced by the underwater explosion and the corresponding bubble pulsating pressure are calculated. a profile function of the shock wave and its parameters are determined according to the principle of wave profile similitude and the equality of impulses. finally an analytic formula is derived to simulate the whole time history of the pressure from the front shock wave to the bubble pulsation, representing the fluid loadings of the underwater explosion
木文首先應用庫爾的經典水下爆炸氣泡運動理論計算出氣泡的運動和脈動的壓力波形,再依據波形相似的原則尋找波形模擬函數,用沖量相等的原則確定波形參數,得出了從沖擊波到氣泡脈動壓力整個過程對水下爆炸載荷進行模擬的解析公式。The study sets up 3 - d definite element models in terms of the seismotectonics of danjiangkou reservoir area. the models use drucker - prager yielded criterion to stimulate material property, which consider the influences of average stress and the second main stress on material strength
本文則根據丹江口庫區的地質構造建立了三維有限元模型,採用drucker - prager屈服準則模擬巖石特性,即考慮了靜水壓力對材料屈服強度的影響,又考慮了中間主應力的影響。" thirdly, the seepage monitoring data of dongzhang dam are analyzed with stepwise regression method ; the origin of some abnormal uplift pressure drill holes is studied. the factors affecting seepage are revealed and several disadvantages will be controlled
3 、應用逐步回歸分析的統計方法對東張水庫大壩滲流觀測資料進行分析,研究了部分揚壓力測孔異常情況的起因,揭示大壩滲流的變化規律,為控制不利因素實現大壩的安全運行提供有益的依據。They generally have r. concrete thin wall and empty abdomen form, are built in the reservoir close to the bank and joined with the bank by working bridge on the top. intake tower supports water pressure all around. this thesis concerns intake tower ' s safety under seismic ground motion
一般採用鋼筋混凝土薄壁空腹式結構,建在靠近岸邊的水庫中,頂部用工作橋與河岸連接,其外圍四周皆承受水壓力,進水塔在地震作用下的安全十分重要。Geopolitical concerns continued to pressure the market, but were outweighed by a host of downward factors such as high stock levels, a heavy maintenance schedule particularly in the usa and arbitrage opportunities for crude flows into asia
地緣政治風險造成的油價上漲壓力仍然存在,但已被一系列壓低價格的因素所壓倒,比如高水平庫存、美國保持高庫存的計劃、原油流入亞洲的套利機會。By studying the international extent of reservoir slop, icold think that the development of a conceptual hydrogeological model for a slope and knowledge of groundwater pressures acting within slopes of reservoir bank are essential. the results should be used in stability analysis
國際大壩委員會( icold )經過全球范圍內的深入研究認為:研究水庫庫岸斜坡的水文地質概念模型以及斜坡巖土體的孔隙水壓力作用帶是非常必要的,其成果應進一步反映在穩定性評價中。Based on the theory of interaction of fluid - solid, the fem and semi - analytic method are used to analyze the reaction of dam - reservoir subjected to seismic motion, the analysis includes the effect of water compressibility, reflectance of reservoir bottom and water viscosity. the mechanical properties, isolation mechanism and effects of hydraulic air cushions are studied theoretically
從流固耦合理論出發,以有限元分析為主要研究手段,並輔之以半解析法,系統深入研究了水可壓縮性、庫底庫底邊界和水體的粘滯性對拱壩地震動水壓力及壩體地震反應的影響及其規律性。分享友人