紊動能 的英文怎麼說
中文拼音 [wèndòngnéng]
紊動能
英文
energy of turbulence
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紊 :
形容詞(紊亂) disorderly; confused
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能 :
能名詞(姓氏) a surname
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I am apt to recently little stomach an angina next have loose bowels, and go up gas, keep exhaust, lie on the bed in the evening especially, can feel the position that feels bowel rouses a packet, particularly afflictive, the doctor says i am alvine function disorder, i eat now " li zhu bowel is happy " a week, angina was solved, other did not see how old the effect, i want to ask the year before last year i made alvine looking glass, have the possibility of the adhesion that get bowel, is my symptom resembled unlike
我最近
動不
動就小肚子一陣絞痛然後拉肚子,而且漲氣,不停地排氣,非凡是晚上躺在床上,
能感到摸到腸的位置鼓起小包,非凡難受,醫生說我是腸功
能紊亂,我現在吃「麗珠腸樂」一個星期了,絞痛解決了,其他的沒見多大效果,我想問前年我做了腸鏡,是不是有得腸粘連的可
能性,我的癥狀象不象?
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Time grew, the adjustment that can bring about pallium again the function is disorder, parasympathetic nerve centre is met " seize the opportunity " come out from the disengagement below the control of pallium, stimulant increase, the alvine path exercise that gets it to control is accelerated, patient occurrence diarrhoea ; this nerve excitement is too long, but because of " fatigue " and ebb gradually and turn to restrain, alvine path muscle also comes down flabbily slowly, peristalsis is abate, the result causes constipation again
時間長了,又可導致大腦皮層的調節功
能紊亂,副交感神經中樞便會「乘機」從大腦皮層的控制下解脫出來,興奮性增強,受它支配的腸道運
動加快,病人出現腹瀉;該神經興奮過久,可因「疲憊」而逐漸衰退並轉為抑制,腸道肌肉也就慢慢地鬆弛下來,蠕
動減弱,結果又引起便秘。
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At this elastic pulling status which guarantees the balance of the pulling strength on both sides, the waist is relaxed with muscle fibre, aponeurosis, joint capsule refreshed and the disorder of lumbar posterior joint and shift of lumbar intervertebral nucleus pulposus can be corrected, thus reaching the object of health care and therapy
在彈性牽引狀態下
能活
動腰部,還
能保證左右牽引力平衡,理順肌纖維、筋膜、小關節囊,糾正腰椎后關節
紊亂和腰椎間盤髓核的移位,從而達到保健和治療的目的。
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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。
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Used to treat stomach and intestinal disorders, motion sickness premenstrual tension, bed - wetting and urinary frequency
用於治療胃腸功
能紊亂、暈
動病、經前緊張、尿床和尿頻。
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" endothelial vasodilator dysfunction and carotid intima - media thickening are the early markers of arteriosclerosis, " explained professor woo. " in adult obesity, there are many other risk factors such as hypertension and abnormality in lipids metabolism, it is very difficult to delineate the direct effect of obesity to vascular changes. however, it may be easier in children when we can avoid the interference of other risk factors and more precisely isolate the effect of obesity.
血管內皮功
能障礙和頸
動脈內中膜增厚是反映血管粥樣硬化的早期指標;在成年人中,由於與肥胖並存高血壓、脂肪代謝
紊亂等多種因素的相互影響,很難評估肥胖對心血管粥樣硬化性疾病的直接危害關系;在兒童時期進行檢測,就可避開上述的多種其他因素的干擾,更準確地預測出單純肥胖對血管硬化的影響。
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By performing fourier transformation, the relationship between the turbulent intensity of the particle and that of the carrier fluid was obtained which makes clear that particle size, specific gravity, velocity gradient, and the characteristic frequency of energy - containing eddies are four basic influencing parameters. it is proven theoretically that under certain conditions, the stream - wise and transverse particle turbulent intensities exceed those of the carrier fluid. based on the equations of two - phase flow, the presence of fine sediment suspension is shown to attenuate the turbulent intensity of the water
通過對細小顆粒在剪切流場中運
動方程的fourier分析,得到了顆粒脈
動強度和流體脈
動強度之間的定量關系,表明顆粒粒徑、顆粒密度、流速梯度以及
紊動場含
能旋渦的特徵頻率是影響顆粒脈
動強度的主要因素,首次從理論上證明了在一定條件下,顆粒在縱、垂向的脈
動強度均會超過相應的流體脈
動強度,為已有的實測資料提供了合理的解釋。
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According to the distribution of the turbulence kinetic energy and turbulence dissipation rate in the whole flow field, the mechanism of energy dissipation of stepped spillway is analyzed
本文首次從
紊動能和
紊動耗散率在整個流場的變化規律出發,分析了階梯的消
能機理。
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By the three dimensional numerical simulation of a project case, the distribution of pressures, turbulence kinetic energy and turbulence dissipation rate in the gentle slope spillway overflow are obtained
通過對工程實例的三維數值模擬,得到了緩坡階梯壩面上的水壓力、
紊動能和
紊動耗散率的分佈規律。
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The elementary flow structure is a mixed structure of the main jet section and the swirl software. the boundary section is a strong turbulent cut section. the main jet mainly dissipates the energy in this section
主射流機誡
能的傳遞、再分配和消散過程中,
紊流脈
動所提取的
能量最多,其次h漩渦所吸收的
能量。
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On every step, the maximum of the turbulence dissipation rate is at the step tip. because the interaction between the skimming flow and the step tips causes the energy to dissipate continuously, so that the step can have better energy dissipation results
在每個階梯上,
紊動耗散率的最大值出現在階梯的突角處,正是由於滑移主流與階梯突角之間的相互作用使
能量不斷耗散,從而使階梯具有良好的消
能效果。
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At the same time, contour stream line, vortex, kinetic energy which are computed are important to investigate complex flow and turbulent flow
同時得到其它的參數如渦量場、等流函數線、
紊動能等,這些參數對復雜流
動和湍流有重要的研究意義。
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The potential problems related to the applications of k - model under the new coordinates are analyzed and the distribution formula of vertical turbulence viscidity coefficients is deduced on the base of logarithmic velocity of flow according to the characteristics of the model
分析了在新坐標系下應用k -模型可
能存在的問題,並從模型的特點出發,以對數流速分佈為基礎,導出了垂向
紊動粘性系數的分佈公式。
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For the present two les models, adopting the subgrid eddy viscosity concept and introducing the transport equation of turbulence energy k, the subgrid scale turbulence is parameterized by the turbulence energy k and the length scale of turbulence / ( k - 1 model ). in addition, vegetation is considered as an internal source of resistant force and turbulence energy
在應用大渦模擬方法求解數值計算模型控制方程時,亞網格雷諾應力項沿用了亞網格渦粘性系數思路,引入亞網格
紊流脈
動動能k的輸運方程,建立了關于亞網格
紊流脈
動動能k和
紊流特徵長度l的k - l模型求解。
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The numerical simulation was made on this kind of energy dissipator by using the k - s turbulence model, the full - field distribution of the time - averaged parameter and the turbulence parameter are described in detail, the calculated time - averaged pressure has good agreement with the experimental results, some advice can be provided for the further study and application in this thesis, especially the calculated results can be used to check the lowest time - averaged pressure
本文對洞塞式消
能工採用軸對稱的k -模型進行了數值模擬,數值模擬結果詳細地描述了時均流參數和
紊動參數的全場分佈,計算所得的壁面時均壓力結果與實驗結果相吻合,獲得了實體試驗難以獲得的流
動特徵。可供這種消
能工的進一步研究和應用提供參考,特別是可用於檢驗壓力最低點的大小。
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One of the main reasons of the step spillway having greater energy dissipation is that the potential energy of the flow continuously transforms to the kinetic energy along the spillway and the kinetic energy partially transforms to the turbulence kinetic energy, and the flow energy is finally dissipated by means of turbulence dissipation
研究表明,階梯壩面水流
能量耗散較大的重要原因之一是由於勢
能沿程不斷轉化為
動能,而
動能又部分轉化為
紊動能,進而由
紊動耗散的方式而消耗。
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The main reason of the stepped spillway having greater energy dissipation is tha there is big horizontal vortex in the inner angel of the steps and it makes momenbo exchange with outer mainstream then accelerates the theulence in the water
由於階梯的存在,使得水流在階梯凹角內產生強烈的水平橫軸旋渦,旋滾水流與外部主流之間不斷進行的
動量交換加劇了水流內部的
紊動,從而使階梯溢流壩有較高的消
能率。
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The results show that rsm can accurately simulate the movement of the turbulent buoyant flow in reservoir and the anisotropic turbulence due to the thermal stratification. however, rsm is difficult in convergence, bad stability and more time consuming. rsm is suitable when the high accuracy is concerned and geometry boundary is simple
結果顯示, rsm模型
能精確模擬水庫中湍浮力流運
動規律和由於溫度分層引起的
紊動量的各向異性的特徵,但其收斂性、穩定性及經濟性較差,適用於計算精度要求較高且流域邊界較為簡單的流
動。
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The distributing of the velocity in the intake port and on the port exit and the distributing of the turbulence kinetic energy are get. the momentum moment flow rate is used to scale the swirl. some advices to improve on the port are put forward
使用ansys的后處理模塊對計算結果進行處理,得到了氣道內、氣道出口的速度分佈、
紊流
動能分佈等結果,採用
動量矩流率對渦流水平進行了評定,並對氣道的改進提出了一定的建議。
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The contents and original points of view are as follows : 1. the complete depth - averaged tubulence model is adopted to compare with the tradional depth - averaged model. the non - uniformity of velocity in z axis is considered in the former. the rigid - lid assumption, which was adopted for long time, is discarded, while the transpot equation of kinetic energy of dispersion is introduced. the 2d term ' s distribution of space - time is calculated
論文包含的主要內容及創新點有: 1 、引進了完全深度平均紊流模型,與傳統深度平均紊流模型相比,該模型計入了流速在深度方向分佈不均勻的影響;去掉了深度平均紊流計算中長期採用的「剛蓋假定」 ,同時模型通過引進離散動能的輸運方程,計算了二維離散項的時空分佈。