dynamic bed 中文意思是什麼

dynamic bed 解釋
動態層
  • dynamic : adj 1 動力的,動力學的;力學(上)的;動(態)的;起動的。2 有力的,有生氣的;能動的;(工作)效...
  • bed : n 1 床,床鋪;床位,鋪;(動物的)窩;〈比喻〉安樂窩,墳墓;床墊;睡眠;就宿。2 婚姻,夫婦關系。3...
  1. In order to obtain dynamic characteristics of transplanting mechanism with elliptic planetary gears of high - speed rice transplanter, a test bed to measure dynamic parameters for high - speed transplanting mechanism is developed

    摘要為了得到高速插秧機橢圓齒輪行星系分插機構的動力學特性,研製了高速分插機構動力學試驗臺。
  2. By the idea of dynamic mechanism and macroscopical control modeling, mathematical model describing the dynamic characteristic of bed temperature and mainstream pressure of 410t / h cfbb is proposed in this thesis

    本文利用動態機理宏觀控制建模的思想,建立了描述410t / h循環流化床鍋爐床溫和主汽壓動態特性的數學模型。
  3. Research and application of the dynamic consolidation method for foundation bed treatment

    強夯法地基加固機理分析與應用
  4. The effect of overburden separation dynamic development under key stratum on grouting for bed separation space was analyzed, in order to deal with the problem that the current bed separation growing technology can not prevent the key stratum from breakage, put forward the isolated section - grouting technology for overburden bed separation space, integrated the virtue of growing for bed separation space and partial extraction, the bed separation grouting bodies, key stratum and isolated section pillars were made to constitute the load - carrying body all together, and to reach the purpose of reducing subsidence effectively, increase the coal seam extraction ratio, and accelerate the development of isolated section - growing technology for overburden bed separation space

    摘要分析了關鍵層下離層動態發育對離層充填的影響,針對目前離層區充填工藝不能阻止覆巖關鍵層初次破斷的問題,提出了「覆巖離層分區隔離注漿充填」技術,它綜合離層充填與條帶開采技術的優點,通過離層區充填置換或減小分區隔離煤柱寬度,使「離層區充填體關鍵層分區隔離煤柱」形成共同承載體,從而達到有效減緩地面沉降的目的,提高了煤層采出率,促進了覆巖離層充填減沉技術的發展。
  5. The wavelet multi - analysis is adopted to further understand the microstructure of solids holdup fluctuation, the vivid fingermark images show that it is a fractal and dissipative structure. the low and frequency signals reflect the dilute phase fluctuation behavior and dense phase ( cluster ) fluctuation behavior, respectively. to deep understand the multi - scales characteristic of gas - solids circulating fluidization, the wp decompose methods for obtaining the eigenvalue of gas - solid fluidized bed has been developed. the results show that eigenvalues of different scales are effective for identification of non - uniform and dynamic structure of gas - solid fluidized bed

    小波多分辨分析法得到指紋圖形象地揭示了顆粒濃度脈動的自相似、分叉等具有混沌特徵的微觀結構;小波分解后信號中的低頻和高頻成分分別代表了稀相和密相的脈動行為,小波包分解提取能量特徵值的方法能夠揭示氣固的多尺度特性,不同尺度上的能量特徵值四川大學碩十論文反映了氣固循環流化系統中存在的非均勻動態時空結構。
  6. Third, using the powerful fea software, ansys, it was studied how to construct the modules with high dynamic performances for nc machine tools on the foundation of the dod theory of us and bf sizes ; and the dod of the bed of nc machine tools and gantry columns were successfully accomplished, which prove that the dod theory of us and bf is feasible and efficient

    3 .研究了在大型有限元分析軟體ansys平臺上,利用基於元結構和框架尺寸優化的理論,如何構造出動態特性優良的數控機床模塊。通過基於元結構和框架尺寸優化的方法,成功地對數控機床床身和龍門式立柱進行動態優化設計,驗證了基於元結構和框架尺寸優化的機床構件動態設計及大件結構創成是可行性的,且具有一定的高效性。
  7. Taking the earth - rock dams with straight clay core constructed on thick moraine cover foundation and directly built on bed - rocks with the same sizes and the same materials for example, two - dimensional dynamic fem programme is used to contrast and analyze the static stress distribution and dynamic response difference of two types of high earth - rock dams in the intensive earthquake zones

    摘要以相同尺度和相同材料的建造在深厚覆蓋層上直心墻土石壩和直接建設在基巖上的直心墻土石壩為例,採用二維動力有限元程序對比和分析了強震區兩種高土石壩的靜應力分佈和動力反應的差異。
  8. Based on the foundation " liquefaction test study on the rapid railroad bed " supported by the railway department, some works on the liquefaction of silty soils have been carried out. in this dissertation, after making a short review of the works on seismically induced soil liquefaction, some research results are presented, which include the following contents. ( 1 ) depending on the dynamic triaxial test, the liquefaction strength of the silty soils is studied and two new models are proposed to evaluate the pore water pressure and the strain of the saturated silty soils during earthquake

    結合鐵道部發展基金項目: 「高速鐵道液化土地基試驗測試研究」 ,本論文概括總結了地震液化的研究現狀,就滬蓉高速鐵路徐州段可液化場地粉土地基的液化特性問題開展了一些研究工作,內容如下: ( 1 )提出了基於實用目的的粉土的孔隙水壓力增長模式和永久應變勢計算模型,並把此兩模型應用於場地的地震反應分析和地震液化性能的評價中;依靠循環振動三軸試驗技術,對粉土地基的地震液化強度進行了試驗研究;驗證了密實度是粉土液化的重要影響因素。
  9. Dynamic pilot study on purification of heavily polluted river water with floating bed technology in winter - spring

    春季節浮床技術凈化重污染河水的動態試驗研究
  10. This kind of instability bulk movement is induced by wave cyclic loading, as a result the slope of bottom bed decrease, water depth increase, and instability bulk movement has the character of subregion, regularity and head erosion, thus it will influence evolvement of region of interest landform, and change flow field and bottom stratum condition continually, so will lead to dynamic influence on structure foundation soil

    這種不穩定塊體運動由波浪循環荷載誘發,其結果使底床整體坡度減緩,水深加大,而且不穩定的塊體運動具有小區域、多發性和溯源侵蝕的特點,將繼續影響著海域以後的水深地形的發展演化,並不斷改變著該區的流場與底床地層條件,對構築物地基土的穩定性產生著動態的影響。
  11. The dynamic thermal performance of honeycomb potter heat storage bed used in high temperature air combustion are experimentally tested

    摘要對高溫空氣燃燒技術中的關鍵設備蜂窩型陶瓷蓄熱體換熱器的熱動態特性進行了實驗測試。
  12. The results show that : the lose of pressure is small when air velocity and the longth of honeycomb potter heat storage bed are varied ; but the switch time of air and the bulk of storage bed play important roles as regard its dynamic thermal performance

    結果表明:蜂窩型陶瓷蓄熱體換熱器的壓力損失隨著空氣流速以及蓄熱體長度的不同而變化,但總體上說,其壓力損失並不大;四通換向閥的換向周期和蜂窩陶瓷蓄熱體換熱器的體積等是影響其溫度效率和熱回收率等熱性能的重要因素。
  13. The development of the dynamic test - bed for fluid flow machine, one of the sub - projects within the " national 211 project ", can carry out the tests on the static and dynamic properties of not only both the hydraulic turbine units and water pump flits with the types of axial - flow, mixed - flow and inclined - flow, but also the centrifugal pump unit ; of which the testing process is automatically controlled by a pc with higher testing precision

    摘要流體機械動態試驗臺是國家「 211工程」建設項目之一,可以進行軸流式(貫流式) 、混流式、斜流式水輪機組的靜特性、動特性試驗,也可以進行軸流式(貫流式) 、混流式、斜流式、離心式水泵機組的靜特性、動特性試驗,試驗過程由微型計算機自動控制,試驗精度高,操作方便、靈活。
  14. Test - bed methods and evaluating index of dynamic property for motor vehicles

    汽車動力性臺架試驗方法和評價指標
  15. The mathematical and physical dynamic models are given based on the adsorbent theory of porous medium. its running and parameters affecting its performance are numerically studied and the method that control the water content in the absorbent bed is recommended. the improvement on system configuration to recover heat is discussed and the operation scheme is given

    利用多孔介質吸附模型和平衡吸附壓力的概念建立了該系統工作過程的物理數學模型,數值模擬的方法模擬了其工作過程和影響因素,提出了控制吸附床含濕量的方案,驗證了改進流程回收能量的可行性並給出了操作方案,提出並分析了用熱電製冷器回收水蒸氣潛熱節約電能的方法。
  16. In the preface, review on relative research fields was given, included reviews of sea bed dynamic reaction to wave action research and engineering geological environment research of subaqueous delta of yellow river, brief instruction about the thesis ' s idea was presented also. the body of dissertation can be divided into 12 chapters

    本論文對研究領域進行了評述,包括海床對波浪動力響應研究現狀和黃河水黃河水下三角洲表層工程地質環境動態變化研究下三角洲地質環境研究的現狀,然後介紹了黃河水下三角洲工程地質環境,交代研究區的背景。
  17. Ann is a adaptive and non - linear dynamic system made from superposition of many simple components which we call neuron. the question for computation of d _ ( cmax ) belongs to incipient motion of sediment in essence, which is the same question with two different sides, because computation of critical condition ( including critical velocity critical shear stress critical power ) for a grain size under a bed - load condition is equal to computation of a grain size during incipient motion under the bed - load condition and the water flow condition given before. and computation of gross bed - load transport rate has great relationship with standard of incipient motion

    對于d _ ( cmax )的推求,在本質上還是泥沙的起動問題,因為尋求某種床沙條件下某級泥沙的起動條件(如起動流速、起動切應力、起動功率)和尋求某種水流和床沙條件下的起動粒徑是同一問題的兩個方面而已;而對于推移質總輸沙率推求也和泥沙起動問題中的起動標準選擇緊密相關。
  18. The computation results indicate that when the earth - rock dam with the straight clay core on thick moraine cover foundation is designed, the design criterion for the earth - rock dam with straight clay core directly built on the bed - rock can be adopted for the design criterion of dynamic stability of dam itself, but the dam feet and the dam clay core feet should be reinforced for static stability

    計算結果表明,設計深厚覆蓋層上直心墻土石壩時,大壩自身的動力穩定設計標準可直接採用建設在基巖上的直心墻土石壩的設計標準,而靜力穩定問題應加強大壩壩腳以及心墻兩個底角部的防護。
  19. Study on the hybrid simulation of engine dynamic test bed

    發動機動態試驗臺的混合模擬研究
  20. In this thesis, we achieve a test - bed of motion control based on dsp using tms320f240 evm, xds510 emulator, pc, ac servo driver, ac permanent magnet synchronic servo motor and two direction graph plotter etc. the thesis analyzes the influence that the dynamic characteristic and the change of parameter of the system cause contour error of the system, then adopts fuzzy adaptive pid control method, single neural cell pid control method and fuzzy - neural network control method, and introduces the influence that the control methods lead to dynamic characteristic and contour error of the system. finally some useful results are obtained by analyzing and comparing the control methods, and it is possible to make the combination of advanced control methods and high efficiency of dsp

    在此基礎上,分析了系統的動態特性和參數變化對系統輪廓誤差的影響,先後採用了模糊自適應pid控制策略、單神經元pid控制策略以及模糊神經網路控制策略,並詳細分析和比較了這幾種控制策略對系統的動態特性和輪廓誤差的影響,得出了一些有用的結論,以使先進的控制策略和dsp的高效數據處理能力的結合成為可能。
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