fluid mechanics principle 中文意思是什麼
fluid mechanics principle
解釋
流體力學原理-
The structure and operating principle of an air - charged split - type adjustable shock absorber was described, e non - linear parameterized mathematical model of this shock absorber ' s damping characteristics was established according to fluid mechanics theory and the main structural affection factors to shock absorber ' s damping performance, such as the diameter of piston valve orifice, the diameter of adjustable orifice, the initial volume of gas chamber, the diameter of piston rod, the inner diameter of oil pipe and so on, were analyzed by simulations
摘要通過分析一種分體式充氣可調阻尼減振器的結構和工作原理，運用流體力學理論，建立了該減振器阻尼特性的非線性參數化模型，模擬分析了活塞阻尼閥孔徑、阻尼調節孔徑、氣室初始體積、活塞桿直徑、油管內徑等主要結構參數對減振器阻尼性能的影響，通過試驗測試，得到了減振器樣件的阻尼特性及其可調范圍。 -
In the second chapter, the fluid mechanics principle of vortex flowmeter at first was introduced. the classical theory about vortex flowmeter and the method of computational fluid dynamics about flow around body were expanded on, and the model of the single bluff body and the dual bluff body vortex flowmeter were constructed. and then, fvm - finite volume method - analysis software fluent was applied to analyze the flow phenomenon of flow over single bluff body or dual bluff body
然後通過大量實驗和理論分析給出雙鈍體渦街流量計的設計準則：當管徑為d ，鈍體形狀為三角形，則鈍體設計參數為：銳邊寬度= 0 . 26d ，高度= 0 . 34d ，鈍體之間的距離= 1 . 2d （即當兩鈍體寬度相等且鈍體距離等於單鈍體兩列旋渦之間的距離） 。 -
The universal principle of mass conservation is introduced into porous media fluid mechanics followed by obtaining the general form of the mass conservation equation which used for oil - gas or oil - water percolation and media - deformed rocks is verified
摘要將普遍的守恆原理引入了多孔介質流體力學中，得到了質量守恆方程的一般表達式，並用油氣、油水兩相滲流和變形介質中巖石固相的質量守恆方程進行驗證。 -
Through application investigation of dosing subsystem and utilizing principle of fluid mechanics ( bernoulli equation ), quantitative dosing device was produced to measure chemical dosage, so as to settle the problem that metering pumps and electromagnetic flow meters widely used in water plants now have a very high requirement in technique and a very high cos t in maintenance. this device is easy to control, simple in maintenance and low in cost ; functionally it can substitute for metering pumps and electromagnetic flow meters used in system
通過對投加子系統的應用研究，針對目前在水廠普遍使用的投加計量泵、電磁流量計技術要求和維護維修成本高等問題，運用流體力學（伯努利方程）的原理製作定量投液裝置對藥液加量進行投加計量；該裝置易於控制，維護維修簡單、成本低廉，功能上能取代系統中使用的計量泵和電磁流量計。 -
Whether in solid mechanics or in fluid mechanics, the least complementary principle is a basic principle to be applied extensively. its content is considerable abundance
無論在固體力學還是流體力學中，最小余能原理都是應用廣泛的一個基本原理，它的內容也相當的豐富。 -
In 1860, schrodinger first put forward the concept " schrodinger equations " in quantum mechanics and since then, the study on schrodinger equations has never stopped, for the mathematical description of many physical phenomena belongs to the field of schrodinger equations, such as nonlinear optic, plasma physics, fluid mechanics etc. as for the form of schrodinger equations, linear schrodinger equations was gradually replaced by nonlinear schrodinger equations ; as for the methods of solving schrodinger equations, the modulus estimate of energy, the principle of contraction mapping, fourier transformation and harmonic analysis are used ; as for the space of the solutions, many people have worked on the problem in bounded domain, euclidean space of dimension n, periodic bounded conditions and mixed regions and they also combined it with the generalization from low dimension to high dimension
） dinger方程，如非線性光學、等離子物理、流體力學[ 21 ]等；在方程形式上，從線性schr （ ? ） dinger方程到非線性schr （ ? ） dinger方程；在處理方法上，用能量模估計、壓縮映象原理和fourier變換調和分析等；在方程解空間上，研究有界區域、 n維歐氏空間、周期性有界區域和混合區域等，並且結合從低維向高維推廣。
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