模腔壓力 的英文怎麼說
中文拼音 [móqiāngyālì]
模腔壓力
英文
cavity pressure-
Simulated experiments effects of intrathoracic pressure change on hemodynamics model i and ii tests demonstrated that the same itpc had different actions on the simulated ventricular fillings. the itpc would not change the pressure in the simulated right heart but its volume while it changed the pressure in the simulated left heart without direct influencing on its volume
模擬實驗胸壓變化對血流動力學的影響3第四軍醫大學博士學位答辯論文外周靜脈壓和模擬胸腔壓力變化相同時所引起的右心室容積的變化是相同的;當兩者同時同步變化時,右心室容積無變化。With the pressure in the simulated right ventricle ( srv ) and simulated left ventricle ( slv ) kept constant ( standard pressure condition for model iii ), each step of pressure decrease in the scc from 0 mmhg to - 5 mmhg, the sivs moved leftwards ( to the slv direction ) in a corresponding position and from 0 mmhg to + 5 mmhg, the sivs swung left - and rightwards at amplitude of 2. 2 mm. effects of intrathoracic pressure change on the motion of ivs under the same simulated respiratory
胸壓變化對室間隔運動的影響當模擬右心室和左心室壓力一定時,模擬胸腔內壓力每一次下降(從到一smmhg人模擬室間隔均向左側移位;當模擬胸腔內壓力相同,隨模擬右心室壓力的升高,模擬室間隔的運動幅度增大,當模擬右心室壓力升高到與模擬人心室相等時,模擬室間隔的運動幅度達最大。Simulated experiments effects of intrathoracic pressure change on hemodynamics three models that simulated the anatomic arrangement of the venous return systems and chest cavity were established to investigate the hydromechanic principle of the different influence of the itpc on the ventricular fillings. effects of intrathoracic pressure change on the motion of interventricular septum ( ivs ) acuson ' s sequoia 512 ultrasonographic system was used in this study to record the m - mode and two - dimensional cineloop images of the simulated interventricular septum movement with different intrathoracic pressure changes
指標觀測觀察並記錄外周靜脈壓和模擬胸腔壓力分別變化及同時變化時,模擬右心室的容積變化;觀察並記錄模擬胸腔壓力變化時,模擬肺血管床和左心室內壓力的變化;用sequoia512超聲心動圖儀觀察胸腔壓力變化對模擬心臟室間隔運動的影響。The metal flowing pattern of the tooth filling process at different stages during closed die extrusion is found through lead deformation test and double - acting extrusion method on a doubled - acting press or on a special die structure with a general press is proposed
成形試驗獲得了金屬充填齒形腔的流動模式,提出採用專用雙動壓力機或在通用壓力機上採用特殊模具實現坯料雙向擠壓的成形方法。The influence of the injection pressure to the mold cavity thickness was analyzed, formulas of circular mold cavity thickness were calculated, providing theory basis for deciding the mold cavity dimension rightly
摘要分析了注射壓力對模具型腔壁厚的影響,推導了圓形型腔壁厚的計算公式,為合理確定注射模具型腔壁厚提供了理論依據。Find the law of the influence from the injection pressure to the filling time and the cavity pressure and make certain of the best filling time, injection time and injection pressure. though the analysis of the flowing velocity and pressure spread of the key position element in the injection parts in different gate position, we forecast the injection parts quality and the possibility injection flaw and its position, optimize the gate position. in this paper, though the research of analogue of the runner system of metal - powder injection molding and the process of injection molding, we get the law of how the injection parameter influence the injection process
在相同的注射條件下,通過分析喂料在不同直徑和長度流道中的流動規律,得到了喂料在流道中的速度場、壓力場和溫度場,找到了流道長徑比的合理取值范圍,並得出通過改變流道設計可實現對現有設備資源充分利用的結論;給出了不同注射壓力下,型腔壓力與充模時間關系曲線和喂料熔體平均充填速度與充模時間關系的曲線,得到了注射壓力對充填時間和型腔壓力的影響規律,確定了最佳的充模時間、注射時間和注射壓力;通過分析採用不同位置澆口注射時注射件關鍵位置單元的流動速度和壓力分佈,預測了注射件的成形質量,或可能產生的注射缺陷及位置,優化了澆口設置。And then, the cavity flow is simulated, and the streamline and pressure contour at different reynolds number are plotted, the stream function and location of vortex centers are agree well with the previous results, which indicate the incompressible lattice bgk model is reliable
進而對方腔流的速度場和壓力場進行了計算,繪制了不同雷諾數下的流線圖及壓力等高線圖,得到的迴流渦的位置和流函數的值和現有的數據十分吻合,表明本文不可壓格子模型是可靠的。Firstly, the comparation study between the wedge pressing and the contour forging has shown that the transverse deforming initiated from the surface of the preforms. when the superficies reached the moulding wall, the deforming moved downwards as the high - direction deforming increased, till the moulding chamber was full of stock ; the transverse deforming of the moulding pressing stock initiated from the center of the stock then surned into a drum - type. the distribution of the density and hardness of the high - direction indicated that the wedge pressing acquired a better ability of pressing penetration
首先對比研究了楔形壓制工藝與模壓緻密化工藝,發現楔壓坯料的橫向變形從上表層開始,當上表面與模壁接觸后,隨著高向變形量的增加逐步向下移動,直至坯料充滿模腔;模壓坯料的橫向變形從坯料中間開始,形成鼓形。高向的密度、硬度分佈表明楔壓比模壓具有更好的壓透能力。This thesis also have constructed mathematic model based on the analytic method, which used the load as input and the pressure as output, meanwhile, it have made theoretic analysis of time response. the theoretic analysis was highly agreed with the experimental result
在對出口節流調速系統液壓缸兩腔壓力隨負載變化的動態特性的理論分析時,用解析法建立了以負載為輸入,壓力為輸出的數學模型,進行時間響應分析,其理論分析結果與試驗結果相吻合。The two devices do clamping force measurement / control and cavity pressure switchover to holding pressure
這兩個裝置就是鎖緊力量測/控制裝置和(射出)轉保壓的模腔壓力轉化裝置。Fourthly, this article finds the solution to the main equation set about labyrinth seals model of two - control - volume, concludes the pressure distribution in labyrinth seals, and further obtains the answer of the calculation formula on the four dynamic characteristics about labyrinth seals
4 、對迷宮密封兩控制容積模型主導方程組運用攝動分析方法進行了求解,得到了迷宮密封腔中的壓力分佈,並進一步求解得到迷宮密封的四個動力特性系數的計算公式。In industrial the temperature system is classed large nonlinear system. with associative memory neural network as identification and fuzzy neural network as control established model reference adaptive control system, succeeded realized single dealing control. model reference adaptive control system supplied new method for other lager nonlinear system such as flux, stress and fluid system
溫度控制系統是典型的非線性大滯后控制系統,根據本文提出的聯想記憶神經網路辨識器,與模糊神經網路控制器相結合,建立模型參考自適應控制方案,成功的實現了對單腔電阻加熱爐的控制,模型參考自適應控制方案可以向其它大滯后非線性特性的過程式控制制參量(如流量、壓力、液位等)推廣。The plastic mould with the thickness over 400mm ; mould for closure of tv sets and trunks ; mould for closures of copying machines ; mould for vibration absorber ; mould for motor dashboards and large parts ; mould for dustbins ; mould cavity for die cast
厚度大於400mm的塑料模具電視機罩殼和后備箱的模具復印機外罩的模具減震器的模具汽車儀錶板和大型零部件的模具垃圾箱模具壓力鑄造型腔An adequate clamping force holds the mould halves together against the cavity pressure during the injection phase
適度的鎖模力在注射階段能夠克服型腔壓力鎖緊兩個半模。When the pressure inside the mold cavity is too great, the mold opening force is greater than its clamping force. then, the mold will be forced to open and cause burr overflow
當塑料在模腔內的壓力太大,其分模力大於鎖模力,因而迫開工模,就會產生毛邊。Thirdly, the structure of ejecting in the base region with unmatched pressure ( sebup ) is introduced. the sebup can produce a high average pressure in the laser chamber, while the low pressure which is needed by the active medium is set up locally too. the steady flowfields and the unsteady flowfields in start - up course of sebup are also simulated with cfd method, and the experiment of sebup is made. the
在本文最後,根據以上研究的結果,提出了「基區非匹配壓力引射結構」 。這一結構的特點是,它能夠在提高光學諧振腔的平均靜壓力的同時,建立出有利於出光的局部低壓區。本文用cfd技術對它的穩態和啟動的瞬態流場進行了模擬,並實施了實驗。The standard k - e turbulence model was employed in the core region of the cavity. two low reynolds number turbulence models, single equation model and launder and sharma low - reynolds number k - e model, were used in the near wall regions
在紊流核心區採用標準k -模型,近壁區分別採用單方程模型和launder ? sharma低雷諾數k -模型,採用simple演算法,求解並獲得了盤腔中的速度和壓力場、全域的溫度場以及流固界面上的換熱系數和努謝爾數分佈。Based on neural network theory, it takes pressure of upper cavity as secondary variable and punching power as primary variable to build model of soft sensing. thus punching power can be predicted using system pressure because of their functional relation. this type of measurement technology provides a new method to parameters measurement which is n ' t easy to got directly
以液壓缸上腔壓力為輔助變量,樁錘下打力為主導變量,利用函數型神經網路理論建立了兩者之間的軟測量模型,找到了液壓系統油液壓力和樁錘下打力之間的函數關系,從而為獲取不易直接測量參數提供一種新方法。Melt filling ability and cavity pressure under pulsed vibration field
脈動力場下的熔體充模能力及模腔壓力響應For the engineers, the following sections details how clamping force is generated. they also relate to the second device : switchover to holding pressure by cavity pressure measurement
下面的章節詳細介紹了鎖模力是怎樣產生的。同時會涉及到(本文要講的)第二個設備:通過型腔壓力測定轉換成保壓狀態的轉化器。分享友人