water mass analysis 中文意思是什麼

water mass analysis 解釋
水團分析
  • water : n 1 水;雨水;露;〈常作 pl 〉 礦泉,溫泉;藥水。2 〈常 pl 〉水體;水域;水道;海;湖;河;海域;...
  • mass : n 彌撒;彌撒的儀式[禱告、音樂];彌撒曲。 a high [solemn] Mass (有燒香、奏樂等的)大彌撒。 a low ...
  • analysis : n. (pl. -ses )1. 分解,分析;【數學】解析。2. 梗概,要略。3. 〈美國〉用精神分析法治療(= psychoanalysis)。
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中性點理論,從等效均化的角度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. As to the work about theory analysis, at first, the paper describes the atomizing and humidifying process of the centrifugal nozzle with firing pin type, high pressure and little aperture and liquid physical properties. later, combining with the structure characters of this kind of nozzle, the paper studies on the theory of the atomizing and humidifying process by three phases, which is water film forming phase, water film falling into pieces phase, and heat and mass transfer between water and air phase in turn

    理論工作方面,首先描述了撞針型高壓小孔徑離心式噴嘴的霧化加濕過程和液體的物理性質,然後結合撞針型高壓小孔徑離心式噴嘴的結構特點,將其霧化加濕過程分三個階段進行機理上的研究,這三個階段依次為液膜形成、液膜初次破碎及二次霧化、水與空氣的熱濕交換。
  3. The azeotropic distillation of the system acetic acid - water - azeotropic agent ( isopropyl acetate and butyl acetate ) is simulated. due to the non - ideal behavior, nrtl - hoc and uniquac - hoc model is used to depict vapor - liquid phase equilibrium behavior of this system. concerning the liquid in the decanter, the stability is checked by tangent plane stability analysis, and the initialization of phase splitting calculation is produced. a good estimate of the phase fration is gotten by successive substitution with newton ' s method, and every component of two phase is gotten by mass equilibrium equation. finally, the solution of this equation is produced with successive substitution calcultion. the naphtali - sandholm method is used to simulation of azeotropic distillation. by virtue of this combined calculation method, the simulation is begun with operational data as basical data. the results of simulation accord with the operating data, which proved that the combined calculation method is credible

    該體系具有高度非理想性,氣液相平衡模型採用nrtl - hoc和uniquac - hoc模型,採用切平面判據法對進入分層器中的液相進行液相穩定性測試,提供液液相分離計算的初值,再結合牛頓拉夫森迭代法運算求得相分割系數,根據物料衡算求出各相組成,循環迭代可求得分層各組分數據,共沸精餾模擬計算採用那夫塔列-山德荷姆全變量迭代演算法。
  4. Reliability assessment of xi - luo - du underground water - power plant : the results have been used by the cheng - du surveying, design and research institute for the preliminary design ; ( 2 ) the stress and strain analysis for the xiao - guan - zi sluice and its foundation : the report has been applied for the reinforcement of the foundation ; ( 3 ) the thermal control procedure for the no. 7 - 14 power plant dam segments of the three gorge project : the research report provides the effective and efficient methods for the controlling of the temperature field in the mass concrete structure ; ( 4 ) the software system development for the long - term monitoring for dikes : the software can automatically give the results of the seepage field and the probability of soil piping of dikes and underground ; ( 5 ) reliability assessment of xiang - jia - ba underground water - power plant : the results have been used by the zhong - nan surveying, design and research institute for the preliminary design ; ( 6 ) fatigue reliability estimation of shipping berthing pillar : the results give the optimized design scheme and prediction of the structural age ; ( 7 ) 3 - d static and dynamic stochastic finite element analysis for the strength, stability and thermal control problem for xi - luo - du project

    溪洛渡水電站超大型地下洞室群圍巖穩定的安全可靠性分析:被成都勘測設計研究院應用於比選報告及可行性論證中; ( 2 )小關子水電站攔河閘壩及地基的應力應變分析:被成都勘測設計研究院應用於地基加固處理方案; ( 3 )三峽廠房7 # - 14 #壩段溫控並縫措施研究:為廠房壩段並縫方案的可行性提供了依據; ( 4 )堤防工程體系的長期監控預報預警決策系統開發:為監控、預測預報堤防滲漏管涌破壞提供分析軟體; ( 5 )向家壩地下洞室群圍巖穩定的安全可靠性分析:被中南勘測設計研究院應用於初步設計方案中; ( 6 )靠船墩的疲勞可靠度研究:為廣東航運規劃設計院的靠船墩優化設計和加固提供依據; ( 7 )溪洛渡高拱壩壩體壩基(壩肩)強度和穩定的三維靜動力隨機有限元分析及可靠度計算:為溪洛渡重大工程壩體的靜動力安全穩定性及溫控方案提供依據。
  5. Based upon the analysis of the data obtained during the survey, it can be concluded that : 1 ) the number of biomass of macrobenthos in the yellow sea and the east china sea in autuma is higher than that in spring, while the number of density of macrobenthos in autumn is lower than that in spring ; 2 ) the number of biomass of macrobenthos in the yellow sea is higher than that in the east china sea ; 3 ) the number of species in the yellow sea is lower than that in the east china sea ; 4 ) one of the characteristics of distribution of macrobenthos in the east china sea is that the species richness increased from the coastal waters to the offshore deep waters, from the north to the south. 5 ) the species composition in the deeper part occupied by the cold water mass of the yellow sea is more stable than that in the coastal part of the yellow sea in the late 40 ~ 50 years

    通過以上幾方面的分析,結果表明: 1 )黃東海調查海域的秋季總生物量均高於春季,總棲息密度則低於早春季; 2 )黃東海春季生物多樣性指數高於秋季; 3 )南黃海、東海的水文特點顯著不同:東海底溫顯著高於南黃海底溫,東海底鹽亦高於南黃海底鹽; 4 )南黃海春秋季生物量分佈無一致規律,東海春秋季生物量除長江口外基本上自近岸向外海逐步降低; 5 )東海大陸架大型底棲動物的種類組成較南黃海更豐富; 6 )東海大型底棲動物的分佈特點之一為:種類數由北向南、由近岸(西部)向外海(東部)逐漸增多; 7 )在黃海冷水團控制的海域,其底棲動物種類組成較近岸海域穩定; 8 )幾個生物多樣性指數各有側重,都能較好地反映底棲動物的分佈特點
  6. The top sediment above 1. 8m depth was referred to be the deposit under the cold water mass since 9. 7kabp. in the middle southern yellow sea. q - mode factor analysis was employed on 98 samples and 33 benthic foraminiferous species with relative abundance of more than 2 % in at least 3 samples and 5 varimax factors had been recognized as follows : factor 1 ( ammonia beccarii vars

    南黃海中部泥質區的ey02 - 2孔共揭示了氧同位素6期以來的海侵海退序列,該孔浮遊有孔蟲匱乏,說明黃海暖流對鉆孔所處南黃海中部冷渦泥質沉積區影響一直很弱,底棲有孔蟲中玻璃質殼占絕對優勢,比例為93 . 87 100 。
  7. Moreover, the mass spectrum analysis of the hydrolyzed water soluble products of phb powder after treatment of enzyme was performed and the main product was identified to be dimers

    一些金屬離子對phb解聚酶有抑制作用。質譜儀測得酶降解phb的產物主要是二聚體。
  8. On the basis of above theoretical derivation and analysis on experimental results, by correlating solvent ( water ) transfer with solute ( salt ) transfer on hot side and correlating mass transfer with heat transfer during vmd and introducing a contribution coefficient which can reflect the characteristics of mass transfer through membrane, a new model of mixed flow is presented

    在上述理論推導及實驗分析的基礎上,本文將熱側溶劑傳輸與溶質傳輸、膜蒸餾過程熱量傳輸與質量傳輸相關聯,並引入一個能夠反映膜內質量傳輸特徵的「貢獻系數」 ,將努森流模型與粘性流模型結合起來,從而提出了新的混合流模型。
  9. 3, carry out detailed numerical simulation and analysis for heat extraction of deep - seated hdr based on the tengcong prefecture, reach the major variety rule of rock mass stress, temperature, fracture width depending on the heat extraction. ( 1 ) in the hot dry rock geotherraal energy extraction system, transportation of energy and flow of water arise mainly through the fracture, the lower temperature water attain the high temperature from the injection well to production well through conduction convection and take away the thermal from wall rock

    3 、認真地對騰沖高溫巖體地熱開發進行了數值模擬計算和分析,得出了地熱開發過程中巖體應力、溫度以及裂縫寬度隨地熱提取的變化規律等重要結論: ( 1 )在高溫巖體地熱開發系統中,能量的運移、輸送與水的流動主要通過裂縫面發生,注入的低溫水在流到生產井的過程中,發生傳導、對流、吸收圍巖熱量,達到升溫的目的。
  10. Combining physical experiments and theoretical analysis, this literature has performed thorough research on gas properties of delivery pipeline system, pressure current rush to interception air - mass in pressure pipeline, water hammer with gas that happens with gas releasing and liquid column separating

    本論文通過物理試驗與理論分析對輸水管道系統中的氣體特性、壓力水流沖擊截留氣團和包含氣體釋放和液柱分離現象的含氣水錘進行了深入研究。
  11. Elastic - plastic analysis for soil around anchor jacked pile in this paper, the course of penetration is regarded as expansion of cylindrical cavity in infinite soil mass. combining with the knowledge of elastic mechanics and plastic mechanics, we can make analysis for soil around pile. finally, we can educe the cylindrical cavity pressure, radius of plastic zone, radical displacement in elastic zone, excess pore water pressure in soil around pile and spherical cavity pressure at the end of pile

    錨桿靜壓樁樁周土體的彈塑性分析該部分是文章的主要工作所在,本文把壓樁過程樁周土體的本構關系看作是水平面的平面應變小孔擴張問題,利用小孔擴張原理,結合彈性力學以及塑性力學的知識,對壓樁後土體的性狀作出分析,得出樁對土的擠擴作用力、樁周土體塑性半徑、彈性區的位移,壓樁完成瞬時樁周土體彈性區和塑性區的超孔隙水壓力以及樁端球形孔擴張的擴張力。
  12. On the basis of the stresses analysis, the existed design rules of pressure tunnels are discussed. first, the pore - water - pressure distribution in the rock mass around the pressure tunnel is evaluated using the image well method proposed by harr ( 1962 ). the seepage - induced stresses in the rock mass is analyzed, and several conclusions are gained

    首先,運用harr ( 1962 )鏡像原理推求壓力隧洞圍巖中水壓力分佈;結合水壓力的分析,利用fernandez ( 1994 )的假定推求壓力隧洞圍巖中滲流產生的應力場,並對不同地表條件下滲流產生的應力場進行詳細分析,從中得到一些結論。
  13. In this thesis, the rock mass is treated as a continuous porous elastic medium, on the basis of the seepage field of the rock mass, the pore - water - pressure distribution in the rock mass around the tunnels is evaluated. then, the seepage - induced stresses in the rock mass is studied. based on the analysis of stress field in the rock mass around the excavation, the stresses behavior of the pressure tunnel with the internal pressure is studied using the coupled seepage - stress model

    本文將圍巖看作連續的透水彈性介質,從壓力隧洞圍巖滲流場著手,分析壓力隧洞圍巖中水壓力分佈,進而研究圍巖中滲流產生的應力場,結合對隧洞圍巖二次應力場的分析,探討考慮滲流場和應力場耦合作用下圍巖三次應力場特性。
  14. The methods for the detection of haloacetic acids, chlorate and the application of ion chromatography coupled with mass spectrometry for the analysis of disinfection by - products in drinking water were simply evaluated

    簡單介紹了鹵代乙酸和氯酸鹽的離子色譜測定法及離子色譜-質譜聯用技術在飲用水消毒副產物及高氯酸鹽分析中的應用。
  15. At the meantime, the rock mass may alternate between loading and unloading and it exists in certain kind of liquid, such as surface water, unconfined water, confined water etc for its intrinsic crannies. the practical rock mass concerned project must solve the key stability pr oblem after the understanding of the complicated mechanical characteristic and the deformation trends to guide the following project design and construction for the demand of security, economy, feasibility and validity. however, the intrinsic nonlinearness and complexity of the engineering rock mass become the main difficulty to predict the stability and deformation, the corresponding structure design must ensure enough safety with all the determinate or random force combination, so a model without the geometry distortion and constitutive equation warp is necessary to be built for the quantificational analysis of practical structure ' s stress, for the simulation of the real process and for the determinate evaluation system and optimization

    由於實際工程巖體其固有的非線性和復雜性,使得求解對應的諸如其穩定性、變形等問題面臨較大的困難,而有關的工程結構的設計必須保證該結構在外來因素的作用下具有足夠的安全度、經濟性和合理性,這必然要求對巖體及其工程結構的受力與變形有一套量化評判體系和優化技術,抓住實際工程問題的本質特徵並建立可行的符合幾何模擬、本構模擬、受力模擬、過程模擬四原則的求解模型,通過該模型的數值模擬成果來指導巖體工程的設計、施工及運營、管理;而巖體結構面的存在使得基於傳統連續介質力學理論的理論分析和數值模擬面臨巨大的挑戰,物理模擬的試驗周期和成本也大大增加,而巖土體工程問題則成為典型的數據有限、了解程度有限類問題,這類問題的解決需要綜合應用理論分析、經驗判斷、物理模擬和數值模擬等方法,數值模擬可以完成目前許多技術手段無法完成的實驗,如參數控制,復雜條件下的邊界條件的處理,同時數值模擬具有高可重復性,且數值模擬的成本和人力開銷等遠低於物理模擬,因此研究巖土體工程問題的流形元數值模擬方法是一項具有理論和實際工程應用價值的重要課題。
  16. The oxidation mechanisms of 3d c / sic composites in air, in water vapor and in oxygen / water vapor coupling environment have been clarified on the basis of oxidation behaviors and microstructure analysis of c / sic composites. the oxidation kinetics models of the composites in oxygen and in oxygen / water vapor have been established respectively based on the theories of chemical reaction kinetics and mass transport. the software platform of factorization for analysis of c / sic composites oxidation behaviors has been developed

    本文以3dc sic復合材料氧化行為的實驗研究為基礎,結合復合材料的顯微結構分析,系統地闡明了復合材料在空氣、水蒸汽和氧水耦合環境中的氧化機理,並運用化學反應動力學和傳質學的基本理論,建立了復合材料在氧氣環境和氧水耦合環境中的氧化動力學模型。
  17. The thesis introduces the biot ' s three - dimension consolidation theory based on absolute linear - elastic theory ; the thesis designs the pit dewatering scheme of hand - dug piles support of shenyang subway ' s shenyang station construction ; the thesis uses finite element program to simulate the influence on around environments caused by pit dewatering, and finds the change laws of earth mass inner stress and the effect parameters on the surface deformation on the basis of reasonable hypothesis and the analysis of ground water exploitation progress. combined with stochastic medium theory, the thesis introduces dewatering subsidence coefficient, sets up the predicting model of the surface deformation caused by dewatering, and develops the computing program ; by application of program on a single well of underwater exploitation, it is proved that the program is feasible, so the prediction of the surface deformation caused by underwater exploitation is realized

    本文介紹了基於線彈性本構關系的biot理論;設計了擬建沈陽地鐵沈陽站點人工挖孔樁支護施工的基坑降水方案;利用有限元程序,模擬了基坑降水對周圍環境的影響;在合理假設的基礎上,分析了地下水開采過程中,地層應力的變化規律,找到了影響地面變形的參數;與隨機介質理論相結合,通過引入采水下沉系數建立了地下水開采引起地面變形的預計計算模型,並編制了電算化程序;通過某單井開采實例驗證了該方法的可行性,實現了地下水開采引起地面變形的預計。
  18. Upon the concentration distribution of the ammonia water mixture in liquid bulk during absorption, two analysis methods were established. one is based on optical fundamental theory of the interference fringes phenomenon. the other is based on the calculation of mass transfer equation

    一種方法是利用光學基本原理,通過對干涉圖像的解析得到液體內部濃度分佈;另一種方法是通過對定常和非定常邊界條件下的質擴散方程求解,得到液體內部濃度分佈。
  19. The mathematical analysis shows that, with disregarding local head losses and by means of different simplified rigid models, the calculated results of the maximum pressure in a pressurized pipe system containing trapped air mass are equal to and independent of the initial length of the water - column

    摘要通過數學分析證明,在不計局部水頭損失時,目前常用的幾種簡化剛性數學模型的最大氣壓計算結果相等,並與管道內初始充水段長度無關。
  20. Application novel activated carbon fiber solid - phase microextraction to analysis of chlorinated compounds in water by gas chromatography - mass spectrometry

    固相微萃取分析水中的鹵代烴的研究
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