槽化作用 的英文怎麼說
中文拼音 [cáohuàzuòyòng]
槽化作用
英文
saussuritization-
Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle
流體噪聲主要來源於輸出流量脈動,造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時高壓迴流,在配流盤上開設v型尖槽可降低因高壓迴流而引起的流體噪聲,本文以截流作用和液體的可壓縮性為理論依據,以matlab語言為工具,對原配流盤上的v型尖槽進行了理論計算,繪制出p - t圖線,分析了它的不足,並對原有v型尖槽進行了優化設計,得出了v型尖槽的最佳幾何尺寸:配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ,槽長5mm ,槽的橫截面為等邊三角形。In the process of work, according to complex geological conditions such as huge thick soft clay in site and top surface of possible pile foundation supporting course fluctuating in large amplitude, we adopted many advanced exploratory methods ( just as high accuracy exploration of shallow earthquake, crosshole wave velocity test, vane shear test, pressuremeter test, etc. ), we found out that there is an ancient groove of yangzi river in former plant site, therefore we suggested in time that plant site should properly be moved eastwardly, only this item saved nearly about 50 million for pile foundation project cost
在工作過程,根據廠址區軟粘土厚度大、可能作為樁基持力層頂面起伏變化大等復雜地質條件,採取了多種先進的勘探手段(如高精度淺層地震勘探、跨孔波速試驗、十字板剪切試驗、旁壓試驗等) ,查明了原廠址區存在一個長江古凹槽,並及時建議廠址適當東移,僅次一項就節省樁基工程費用近5000萬元。In recent years, plentiful and substantial fruits achieved by the lb method in simulations of hydraulics, multiphase flows, flows in porous media and heat transfer as well as magnetohydrodynamics, have revealed a broad perspective of application of this method, it will become a powerful competitor to the conventional approaches. in order to absorb the recent achievement in theory and application of the lb method, explore new ways in hydraulic computation to promote the development of practice, some work is car ried out in this thesis, as following : advances in the theory research and application, deductive process of the d2q9 model and some other commonly used models of the lb method are summarized. based on the hydrodynamic and general boundary conditions, a new joint boundary condition is presented, it integrates advantage of the two conditions above and obtains very good results in dealing with all kinds of boundaries of flow fields
為了消化和吸收近年來lb方法在理論和應用方面的新成果,探索在水力計算方面的新途徑以促進lb方法實用化的發展,本文進行了下列研究工作:綜述了lb方法在理論研究和實際應用方面的新進展,以及d2q9模型的推導過程和其他一些常用的模型;在水動力邊界條件和通用邊界條件的基礎上提出了一種新的聯合邊界條件方法,它綜合了上述兩種邊界條件的優點,在流場的各種邊界處理中取得了非常好的效果,經過模塊化的處理以後這種邊界條件具有更好的實用性;針對均勻網格的lb方法計算效率較低的不足,提出了雙重網格的latticeboltzmann方法,通過二維poiseulle流動、后臺階流動和渠道方槽流動三個算例的模擬,證明這種方法能夠明顯地提高流場模擬的計算效率;此外,根據復雜區域流場的特徵提出了latticeboltzmann方法的分塊-耦合演算法,利用lb方法的計算特性實現塊與塊之間的數據交換,充分利用計算資源提高計算效率,通過對「 t 」型、 「十」型和「 x 」型分岔管道流場的模擬,展示了這種演算法的特徵和優點,以及它所具有的應用前景。Sulfide further accumulates where depressions in the bottom of the sill interfere with the flow system and act as natural riffles.
巖床底上如有陷穴,就起到天然溜槽的作用,干擾了巖流體系,使硫化進一步堆積。At present, whereas so many reasons such as its using function changing from irrigation to city water supply, the increasing of importance, the original design standard on the low side, the damage and aging of structure, the demand for seismic fortify in strong earthquake region and offering data of technical alteration for adding flux aftertime, it is important for safety and seismic capability of this aqueduct bridge
目前,該渡槽使用功能由灌溉輸水改為城市供水、實際重要性提高、鑒于原設計標準偏低、結構的病害和老化破損以及地處強震區對抗震設防的要求,為日後加大流量進行技術改造提供依據,因而急需對渡槽作較詳細的安全可靠性評估和抗震性能評估。本文針對該渡槽進行了原位現場檢測,並對其進行結構分析計算和結構的安全性能與抗震性能的評估等方面的工作。This thesis also first presents the most straightforward and the most effective evaluation indexes on the qualities of crack filling and pothole repair, compares and analyzes the properties, the applicable situations, the strong and the weak points of crack filling materials ( such as hot asphalt cement, emulsified asphalt, modified asphalt, etc. ) and pothole repair materials ( such as hot - mix asphalt mixture and cold - mix asphalt mixture ). on the basis of the permanent demands on repair, this thesis sums up and lists the maintenance steps in crack filling and pothole repair, and advances the procedure designs to be directly adopted by maintenance workers of asphalt roads
首次提出了評定瀝青路面裂縫填封和坑槽修補質量好壞最為直接、有效的評價指標,分別對用作裂縫填封材料的熱瀝青、乳化瀝青和改性瀝青及用作坑槽修補材料的熱拌瀝青混合料和冷拌瀝青混合料的性能、適用場合及優缺點進行了比較分析,並按永久性修補要求,歸納提煉了裂縫填封和坑槽修補的工藝步驟,提出了可供瀝青路面養護人員直接採用的工藝方案。Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively
本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。Carbon block has the properties of superior electric and thermal conductivity ; better chemical stability ; better bulk stability, as well as high strength in high in the blast furnace, the ferroalloy furnace, the calclium carbide furnace and the aluminum electrolyte tandk
炭塊類產品具有良好的導電、導熱性,較好的化學穩定性、高溫體積穩定性與高溫強度,廣泛用於煉鐵高爐、鐵合金爐、電石爐、鋁電解槽上作砌築耐火材料。3. a three - dimensional - acoustic doppler velocimeter has been used to measure the velocity and turbulence in a compound channel with vegetated and unvegetated flood - plains. particulary in the interface region between main channel and floodplain. the distribution in three coordinate directions of velocity and turbulence intensities and the renolds stresses are presented. the momentum transfer at the main channel flood - plain interface can be described as an apparent shear stress which can be quantified as a function of the local turbulence at the interface
採用adv對灘地種樹前後灘槽交界區域的流速場進行了量測。分析了灘槽交界區域的垂線流速、紊動強度和雷諾應力的變化。將灘槽交界的動量傳遞描述為一表觀應力,這個表觀應力可以看作是交界面處的脈動函數並將其定量化。According to dou guoren ' s similarity theory of total sediment transport modeling for estuarine and coastal regions, a generalized physical model of the north - trough of the yangtze river estuary deep channel is designed
摘要根據竇國仁波浪潮流共同作用下的全沙模型相似理論,設計了長江口深水航道北槽概化物理模型。The action of the combined brightener was studied by hull cell test, the determination of cathodic current efficiency and polarization curves
通過赫爾槽試驗,電流效率及陰極極化曲線的測量研究了該光亮劑的作用效果。Concentrations of total suspended matter ( ctsm ) is unanimous with observational data and other scholars " researching results. the distribution of ctsm is higher along coast than other areas there is a tongue - like zone with high ctsm from north to southeast. the transport simulation result reveals that sm can spread to the okinawa trough for enough sea water mixing in winter. but in summer. sm can not traverse the big water barrier of kushino for different circulation character. this difference is probably related to the shifting n - s monsoon
懸浮體輸送表明,在冬季,懸浮體除了在陸架上發生擴散外,由於海水的強烈混合作用和環流的季節性變化,部分中、底層懸浮體可擴散至沖繩海槽甚至西太平洋;在夏季,由於海水層化及夏季環流特徵,懸浮體基本不能穿越黑潮這一水障,這一差異可能是由於季風和不同環流特徵所引起的。This paper is consisted of two major parts : one deals with the general working performance of the fmghp by setting up mathematic model and developing computer procedure, getting the datum related to the capillary flow and heat transfer, analysing the working characteristics of fmghp in different working temperature, heat flux and inclination angle etc. in this part, the prediction of capillary and boiling limit are also included. the other major part studies the flow and heat transfer characteristics in the micro - film region formed by the meniscus attached on the metalic fin in the micro rectangular groove. investigations on the influence of width of groove and other factors on heat transfer in this region have been made. the importance of this micro - region in the heat transfer of the entire heat pipe has been unveiled. the heat transfer characteristics gotten by this research could be used in design and application and also optimization of this kind of fmghp
本文在大量查閱現有國內外文獻的基礎上,總結並綜合前人有關微槽平板熱管理論研究方面的成果,對單面刻有槽道的微槽平板熱管進行了較為深入和細致的研究。本文的研究共分兩大部分,其中第一部分考察了該型熱管的整體工作表現,通過建立數學模型和開發相應的計算程序,得到了熱管內部毛細流動和傳熱的數據,分析了熱管在不同工作傾角、不同加熱熱流以及不同工作溫度等情況下工作特性的變化規律,考察了汽液界面上的剪切作用對熱管傳熱量的影響,並且進一步在理論上預測了該型熱管的毛細和沸騰極限。It is presented that the hydrous fluxing as well as adiaba tic decompression plays an important role in melting of morb - like mantle beneath marina trough. compared with basalts from other back arc basins, it concludes that the magma varies from morb - like to arc - like with the evolution ; during the earlier stage of evolution, there coexist the two morb - like and arc - like lavas, it may be the nature of the magma in back arc basins ( especially in the earlier stage )
綜合馬里亞納海槽和其他弧后盆地玄武巖的研究成果發現,弧后盆地特別是早期擴張的弧后盆地,其巖漿產物均具從似島弧型到似洋中脊型玄武巖的時空演化特徵;同時存在島弧型和morb型兩種熔巖,可能是弧后盆地(特別是早期擴張弧后盆地)巖漿作用的一個共同屬性。Beginning form relation of basin - mountain, the tectonic evolution and the petroleum system and pool - forming process have been studied with the integration of structural physics modeling, balance profile reversion and other new testing technology. the main innovative achievements of the dissertation can be summarized as following : 1. on the basis of comprehensive analysis of yanqi basin relationship to tianshan orogenic belts, it was suggested that kuluketage faulted - upheaval was an aulacogen in early paleozoic, which undergone multiple opening - closing along with tianshan orogenic belts, and suffered extensively compressing in late hercyhian cycle and formed a " v - type " thrust - fold belt
論文總的指導思想是以現代石油地質理論為基礎,以整體、動態、系統、綜合分析為原則,以成盆?成烴?成藏研究為主線,運用正、反演相結合的殘留盆地油氣成藏系統評價思路,採用構造物理模擬、平衡剖面復原和多種測試新技術,從盆山耦合關系切入,研究含油氣系統成藏要素及其相互作用過程,探討油氣成藏主控因素和油氣分佈的有序性,取得如下創新性成果和認識: 1 、系統分析了焉耆盆地形成演化與天山構造帶的關系,提出盆地南側的庫魯克塔斷隆在早古生代為一大型裂陷槽,之後隨著天山構造帶的演化,經歷了多次開合運動。The network carbide and acicular martensites that existed in the microstructure of the root grooves of the spline due to improper carburating and quenching process of the shafts, led to the initiation and propagation of the intergranular microcracks and were the main reason that caused the early fracture of the shafts
由於滲碳淬火工藝不當,在二軸花鍵槽根部的組織中產生了網狀破化物和粗大的針狀馬氏體,在外力作用下形成沿晶顯微裂紋並擴展,是導致二軸疲勞斷裂的主要原因。Craphite anode has the properties of superior electric conductivity, excellent anticorrosion, antioxidation, and high mechanical strength. lt is typically used as an anode in the electrolysis of aqueous sodium chloride
石墨陽極具有導電性性好、耐腐蝕、抗氧化、機械強度高等性能,主要用於電解食鹽水溶液的電解槽內作陽極使用。In this process, taking into consideration the role of pareto ' s analysis method in the segmentation and confirmation of customer groups, it classifies the customer ' s demand by using the kano model, rebuilds demand structure by using knowledge expressing methods that are both hierarchical and modeled - c
其中注意到帕累托分析提供的方法在顧客群體細分與確認中的作用,藉助kano模型對顧客需求進行分類;用既是層次化又是模塊化的知識表達方法對需求結構進行重建? ?關系槽表達的用戶需求層次性和模塊化框架;提出了將kano模型融入qfd計劃矩陣的集摘要成方法。By a large amount of calculations, the influence of the structure dimensions and the dielectric parameters on dispersion characteristic and coupling impedance of this kind of slow - wave structure is obtained. then, the linear beam - wave interaction theories of the arbitrarily - shaped helical groove waveguide and the dielectric into the arbitrarily - shaped helical groove waveguide are deduced. by the numerical calculations, the relationship is got between the small signal gain, bandwidth, electromagnetic " hot " velocity and the electronic beam, the structural parameters
通過數值計算,獲得了此類慢波結構的色散特性和耦合阻抗隨結構幾何尺寸和介質參數的變化規律;在此基礎上,建立了任意槽形螺旋槽及中心加介質棒的任意槽形螺旋槽行波管的注-波互作用線性理論,並編製程序,計算了管子的小信號增益、帶寬、電磁慢波的「熱」相速與電子注參數、結構參數之間的關系,獲得了增加帶寬或增益的途徑。Test results show that spur dikes aligned along a single bank in the deep water zone have more effects on the adjustment of the bed topography of the wide - shallow river than in the shallow water zone ; alignment of spur dikes along both banks can effectively adjust the planimetric position of deep - water zone ; and a reasonable widening rate of the regulation line in the estuary can readjust the variation of the average water depth along the river
試驗結果表明,在深水區的單側丁壩群對寬淺河床地形的調整作用大於淺水區;雙側丁壩群的聯合作用能調整深水區的平面位置;合理地選擇治導線的放寬率,能有效地調整深槽平均水深的沿程變化。分享友人