pressure transient analysis 中文意思是什麼
pressure transient analysis
解釋
壓力瞬變分析-
Introducing the theory and application of boundary element method on the sound radiation, giving the process of solving vibration noise radiation problem using boundary element analysis software ; presenting the coupling theory and the combination analysis of finite element method and boundary element method, and doing relevant analysis based on close drum shell ; programming the noise data simulation program using the numerical calculation software, simulating the acoustic and pressure data of a key point in the transient response acoustic field of the close drum shell, realizing the audibility of the noise, using the virtual reality tools to simulate the vibration noise of the drum shell ; combining the finite element method and boundary element method to analyze the vibration noise radiation of some gear box, and completing the whole simulation process of the vibration noise of the gear box
綜合介紹了邊界元法在聲輻射問題上的理論及應用；並給出了運用邊界元法分析軟體求解振動聲輻射問題的過程。闡述了有限元法和邊界元法的耦合理論及組合分析方法，並以封閉鼓形薄殼為分析對象進行了相應的分析。利用數字計算軟體編制了噪聲數據模擬程序，並模擬了通過組合方法分析封閉鼓形薄殼瞬態響應聲場而獲得一關鍵點的聲壓數據，實現聲音的可聽化，隨后通過虛擬現實工具實現了該情形下橢球殼振動噪聲的虛擬模擬。 -
Time - dependence of the mathematical model is taken into account, and time - dependent form of pens is deduced. 5. numerical analysis of heat and mass transfer in the adsorbent bed is presented, transient distribution of pressure, temperature, velocity and adsorption in it is obtained
對吸附床的傳熱傳質規律進行了數值分析，獲得了吸附床內部的瞬時溫度壓力、吸附質速度、吸附率分佈，並通過實驗數據驗證了數學模型。 -
Gas thermal insulation coefficient under different transient flow in pressure pipeline system has been studied through physical experiments and theoretical analysis on thermodynamics
本論文通過物理試驗與熱力學理論分析對不同瞬變過程中有壓輸水管道內氣體的多方指數n的變化規律進行了研究。 -
Based on the analysis of pressure transient change within the oil transfer pipeline, a real time pressure model of oil pipeline is set up. software and hardware of the diagnosing system for leak detection & location were developed and the indoor experiment as well as site test was performed
本文對輸油管道壓力瞬變過程進行了分析，建立了管道壓力實時模型，研製出輸油管道的泄漏故障實時診斷系統的軟、硬體，完成輸油管道泄漏檢測及定位的室內試驗和現場試驗。 -
Abstract : based on the analysis of the pressure equation of filling flow in injection molding, finite - element method is employed to solve the transient pressure field with moving free form boundary
文摘:在分析注塑充填流動壓力方程的基礎上，採用有限元方法求解充填過程中非定常、具有移動邊界的壓力場。 -
Not only analysis the results of experiment taken on the cavitation unit of transient flowing research set, this thesis also studies the cavitation characteristics by calculating two relative maths models. then, principles of pressure and speed in different durations : generation, development and disappearance, are gained
在利用瞬變流實驗臺空穴特性研究段進行實驗分析的同時，本文還應用兩種數學模型對空穴現象進行了計算分析，得出了空穴在產生，發展和消失各階段的壓力，流量變化規律。 -
Boundary element method for pressure transient analysis of double - porosity reservoir
雙重介質油藏壓力動態分析的邊界元方法 -
The program fearpv is applied to 3 - d transient sealing analysis of nuclear pressure vessel during the total process, including bolt pretensioning process, heating and compression process, thermostated heating and constant pressure process, and the cooling and decompressing process. according to the analysis and computational results in this thesis, although the actual structure and work conditions of the pressure vessel in nuclear power station are much more complex than that of the pressure vessel model, the program fearpv still can get quite good convergence on the plasticity and
由本文分析計算可知，雖然電站核壓力容器的結構及計算工況較壓力容器模擬體復雜得多，然而反應堆壓力容器瞬態密封有限元分析程序對塑性迭代和接觸迭代仍具有很好的收斂性，數值穩定性好，得到的結果具有良好的規律性，在升溫、升壓、恆溫、恆壓、降溫和降壓等過程中其規律和壓力容器模擬體基本相似。 -
Analysis of transient hydraulic pressure pulsation in pipelines using matlab simulink
的液壓管路瞬態壓力脈動分析
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