energy of flow 中文意思是什麼
energy of flow
解釋
流動能量-
First, it is compressible and cushiony ; second, it can be transported to a long distance with a little power loss ; the last, its flux and velocity of flow are quite high, so the reaction time of the operators can been considerably shortened. aiming to solve the problems of vibrating machinery such as short life - span, poor cushion and high energy consumption, the writer, on the basis of characteristic of pneumatic mentioned, contrives a set of valve controlled pneumatic vibrator, which has larger output vibrating force and longer life - span with simple structure. then, it is applied to drive a vibrating screen and the result is fairly well
文中針對氣動技術本身的特性及優點，如：可壓縮，具有緩沖性；能耗損失小，便於遠距離輸送；流量大、流速高，執行元件響應速度快等，以解決振動機械在應用過程中的緩沖、能耗以及使用壽命等問題為目的，設計出一套輸出激振力大、結構簡單、使用可靠的閥控氣動激振器，並將其成功地運用到振動篩上，取得了較好的效果。 -
The additional flow is formed by the device of dentoid baffle, and the application of the device of dentoid baffle cooperated with a stilling basin has been investigated by systematic model tests. based on the research results, the hydraulic problems such as the characteristics of hydrodynamic pressure and cavitation on the head of the denotid baffle, the properties of flow under the condition that the device of denotid baffle is used with a stilling basin, the hydraulic computation about a stilling basin, the estimation of energy dissipation and its various affection factors, the mechanism and effect of energy dissipation, and distributions of velocity and pressure and aerating concentration, etc, have been analyzed ; the method and step of hydraulic design of device of denotid baffle by which the additional flow is produced has also been proposed
文中利用齒墩設施實現附加射流，對齒墩設施與消力池聯合應用進行了大量的和系統的模型試驗，分析研究了中低佛勞德數條件下，齒墩墩頭的動水壓強及空化特性，齒墩設施與消力池聯合應用時的流態特性，消力池的水力計算，消能量的估算及其各種影響因素，消能機理和效果，消力池內的流速、壓強特性，摻氣濃度分佈等水力學問題，並提出了實現附加射流齒墩設施的水力設計方法和步驟。 -
Study on correction coefficient of flow kinetic energy near groyne
丁壩附近區域水流動能修正系數研究 -
The steam turbine is a machine regards steam as the work substance, and transforms thermal energy into kinetic energy of steam flow
汽輪機是以水蒸汽為工質，將熱能轉變為機械能的高速旋轉式原動機。 -
Water wave pump combines the functions of air wave charger and water hammer pump to show fine performance, where the total energy of inflow is redistributed to heighten the presure of a part of the the flow to the desired level whereas for the rest of flow a low level of pressure is maintained, which causes moving water with high energy to reach to a higher place
水波泵是一種巧妙地綜合氣波增壓器和水錘泵功能的全新的水泵，它通過合理利用水波動力的特殊性質，將來流中的總體能量進行重新分配，使一部分來流水提高到所需的高壓力，而其餘部分水則降到較低的壓力，即完成一個大多數能量向部分來流水轉移的過程。 -
Human being, directly or indirectly, has made damage and pollution to cave animals, which leads to the change of flow and cycle of material and energy in cave, malformation of natural compounding and function of cave animals, destruction of harmonious state between cave animals and their environment, obvious ch ange of cave animal ' s diversity, and they are momentous loss to both human being and cave animals
人類直接和間接地對洞穴內外環境進行破壞、污染，致使洞穴的物能循環面貌和性質發生改變，各類型動物的自然組合和功能產生畸形，打破了動物與環境的自然協調關系，動物多樣性發生明顯變化，這對動物和人類環境都造成了重大損失。 -
In the first part, the four feasible alternatives for the conjunctive operating system are first presented, followed by initial operating rules. the variables for energy of all alternatives are obtained by the regulating long series of historical flow and are the base of optimal selection for the second part
本項研究主要由兩大部分組成，第一部分是先擬定4種不同的可行方案，然後制定相應的運行規則，經過長系列徑流調節計算，求得各方案的動能經濟指標。 -
It is impossible to have a cyclic machine that completely converts the random molecular energy of heat flow into the ordered motion of mechanical work.
不可能得到一種循環機器能把熱流的無序的分子能量完全轉變為機械功的有序運動。 -
The dynamic adjustment of an alluvial river has a tendency that the entropy production or the rate of energy dissipation of flow is minimum rather than the entropy is maximum when a river is in a relative equilibrium condition
當河流處于相對平衡狀態時，水流的熵產生或能耗率為最小值。最小熵產生原理或最小能耗率原理保證了河流在相對平衡狀態的穩定性。 -
And others are found, and the expression of minimum rate of energy dissipation of flow is re - derived based on the theory of minimum entropy production. ( 2 ) it will be pointed out that the entropy is different from the entropy production in a river system
（ 2 ）指出河流系統中的熵與熵產生是兩個不同的概念，沖積河流在調整過程中，力求使水流的熵產生或能耗率趨于最小值，而不是使熵趨于最大值。 -
It has a long history using a throttle device to measure the flow volume of fluid in pipe the method has formed normalization at home and abroad the principle is to make the flow bunch form the particial shrink at the place where the throttle part is located so as to produce a static pressure difference then measure and calculate the flow volume at the moment when the fluid is flowing through the throttle device by the static pressure measured this method is based on the law of conservation of energy and the equation of flow continuity
用節流裝置測量管道中流體流量已歷史悠久，在國內、國際上都已標準化，其原理是使流束在節流件處形成局部收縮，產生靜壓力差，通過測量靜壓力差來衡量流體流過節流裝置時的流量大小，這種測量方法是以能量守恆定律和流動連續性方程為基礎的。 -
The light earth dream appears much as a structure symbol and involves a new system of flow that is related to pod based energy
地球光明夢想更象一個結構的象徵，它包含了與莢果能量有關的能量流新系統。 -
The results showed that the turbulence intensity and turbulent energy of the two - phase flow increased while the transverse velocity decreased in the presence of the temperature difference
分析已有實驗數據表明：在溫度場存在的氣粒兩相流中，兩相流場的湍流強度和湍動能將會增加而橫向速度將會減小。 -
Because the operation in water hydraulic valves is controlled by flow fluid and the pressure drop results from energy loss of flow fluid past valve channel, the flow state of fluid in valves becomes the most important factor for the operational property of valves
由於水壓閥是通過控制流體流動來操作系統的，閥的壓降也來自於流體流經閥道時的能量損失，因此閥內的流體流動狀態就成為決定閥操作性能最為重要的因素。 -
The numerical simulation validates that the flow tongue of jet is helpful to dissipate the energy of water. it also proves the effect of dissipating energy is better
模擬計算證明了入流水舌有利於能量的消耗，山從川（淪卜驗證了錐形閥消力池消耗能量效果好的特點。 -
Based on the cross - sectional velocity distribution of flow in natural river, computation expression for correction coefficient of kinetic energy is derived
然後根據天然河流橫斷面流速分佈公式，推導了能量方程中動能修正系數的計算公式。 -
Secondly, to achieve the independent regulation of active and reactive power output from the generator side which is designed for the purpose of tracing the maximum wind - energy capturing. the paper has analyzed the mathematic model of the ac excited doubly - fed machine and the stator field orientation control strategy of the motor as vscf wind power generator. thirdly, it has put forward and designed the dual pwm converter with the capacity of energy flowing bidirectional aimed at the demand of rotor energy bidirectional flow. the author constructed reliable and integrated experimental system and did a series of experimental study including no - load, cutting - in network and power generation at, below and above the synchronous speed
論文首先分析了風機運行特性及其最佳風能利用原理，通過模擬及實驗驗證了採用直流電機的輸出特性模擬風力機的最大輸出功率曲線的可行性，並給出了模擬系統的硬體結構；然後為了實現交流勵磁發電機有功、無功功率獨立調節機理，分析了交流勵磁雙饋發電機的數學模型和在追蹤最大風能捕獲變速恆頻風力發電時必需的定子磁鏈定向矢量控制策略；針對雙饋發電機轉子能量雙向流動的要求，提出並設計了具有能量雙向流動能力的雙pwm交流勵磁用變頻器；最後為實現從理論到實踐的全面研究，研製出了一套小功率完整的雙pwm變頻器交流勵磁的雙饋風力發電機實驗系統，進行了空載、並網、同步速及上、下的發電運行等一系列的運行實驗；所完成的模擬和實驗研究均驗證了理論、模型和控制策略的正確性、可行性。 -
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。 -
3, carry out detailed numerical simulation and analysis for heat extraction of deep - seated hdr based on the tengcong prefecture, reach the major variety rule of rock mass stress, temperature, fracture width depending on the heat extraction. ( 1 ) in the hot dry rock geotherraal energy extraction system, transportation of energy and flow of water arise mainly through the fracture, the lower temperature water attain the high temperature from the injection well to production well through conduction convection and take away the thermal from wall rock
3 、認真地對騰沖高溫巖體地熱開發進行了數值模擬計算和分析，得出了地熱開發過程中巖體應力、溫度以及裂縫寬度隨地熱提取的變化規律等重要結論： （ 1 ）在高溫巖體地熱開發系統中，能量的運移、輸送與水的流動主要通過裂縫面發生，注入的低溫水在流到生產井的過程中，發生傳導、對流、吸收圍巖熱量，達到升溫的目的。 -
Internal cause is all rivers have a tendency to adjust pattern so that the rate of energy dissipation of flow is minimum
內因就是河道水流能耗率有趨于最小值傾向，外因就是約束水流的各種外界條件。
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