流態化情況 的英文怎麼說
中文拼音 [liútàihuàqíngkuàng]
流態化情況
英文
fluidizing details- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 態 : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
- 情 : 名詞1 (感情) feeling; affection; sentiment 2 (情分; 情面) favour; kindness; sensibilities; fe...
- 況 : Ⅰ名詞1 (情形) condition; situation 2 (姓氏) a surname Ⅱ動詞(比方) compare Ⅲ連詞[書面語] (...
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For satisfactory fluidization under these conditions an agitator is used in the bed.
在這些情況下,為了得到滿意的流態化,在流化床中加有攪拌器。In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively
本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測量,包括空腔形態、徑向流速分佈及井壁壓強等;二、提出了豎井空腔段螺旋水流水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井水流總摻氣量估算方法,為導流洞排氣方案的設計提供了參考依據;六、在高水頭、大流量條件下,豎井空腔段下部流速很高,盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。Then the author pointed out the disadvantages of this unbalanced tax revenue system and the necessity of its reform from both domestic and international requirements. after investigating the evolving of tax systems in the world and the rising of income tax in developed countries, the author suggested the way to optimizing chinese tax revenue structure is to set up a two - main - body tax system with turnover tax and income tax. the conceived outline is to augment the incom e taxation, to adjust the comparative proportion between turnover tax and income tax, and hence to change the distorted tax system and set up a two - main - body one, in which turnover tax and income tax can function congenially and complementally
在分析成因、指出弊端和改革必要性后,本文通過對稅制演變的規律總結和發達國家所得稅上升為主體稅種的過程考察,提出優化我國稅種收入結構的方向是建立雙主體稅種結構,總體思路是在穩定流轉稅收入的情況下,增加所得稅的規模及在稅收收入中的比重,以動態的方式改善商品流轉稅和所得稅的相對比例,改變我國稅種收入結構失衡、稅制功能扭曲的現狀,構建一個流轉稅和所得稅結構協調、功能互補的雙主體稅種結構。The change of indoor contaminating material concentration is dynamical simulated by adjusting the flow of fiowrator. at the same time, the path formulas of simulate pollutant source is modified by experiment, and providing theoretical base for dynamic simulation
通過調節轉子流量計的流量來達到動態模擬室內污染物質濃度的變化情況,並根據對實驗結果的修正得出裝配式潔凈室室內模擬污染源的軌跡方程,為動態模擬提供了理論依據。At present, differential protection is often used as the main protection for traction transformers. however, the existing of certain factors, such as magnetizing inrush, over - excitation, ct saturation and mismatching of ct ratio, will result in that it is hard to distinguish state current and fault current, and differential protection misoperation or maloperation, then secure operation of electric railways system will be threatened
目前,牽引變壓器通常採用差動保護作為主保護,但是在某些因數的影響下差動保護並不能準確的區分牽引變壓器內部故障或非內部故障,如故障電流與變壓器處于勵磁涌流、過勵磁, ct飽和及ct變比不匹配等情況下的狀態電流就很難準確的區分,可能造成保護誤動或拒動,從而危及整個鐵道電氣化系統的安全運行。The information generated in current study suggests that the developing influenza ecosystem in southern china region may play an important role in the process of emerging novel influenza viruses, even directly impact the genesis of pandemic influenza strains. materials and methods : fecal, cloacal and tracheal swabs from different types of poultry were collected in live - bird retail markets once a week. they were inoculated into 9 - 11 days embryonated chicken eggs and incubated in 35 for 72 hours
本課題意在: 1 、以pa和cu為代表,探討hgnz亞型流感病毒在這些新形成的小種群中的流行情況; 2 、探討這些小種群中流感病毒的來源:是從其它動物跨種屬傳遞而來,還是本身為流感病毒的天然宿主: 3 、探討這些新形成種群中hgnz亞型流感病毒的進化情況,以及其在整個流感病毒生態體系中的作用;材料和方法:每周採集標本一次,常規處理后,接種於9一n日齡雞胚尿囊腔, 35恆溫培養72小時,收取雞胚尿囊液。The system of piv is constructed suitable for measuring the particle movement and the flow pattern of particle clusters is visualized in the cfb. under the low and high solid flux, this work also study the aggregate properties such as the two - dimensional shapes, velocity and existence time of clusters on several axial / radial positions
對循環流化床冷態實驗臺兩測試段進行了流型和顆粒團可視化研究,分別獲得了較低循環流率下過渡區和在高循環流率下稀相區顆粒團的運動速度,形狀,持續時間及其動態變化情況。The main work is done with the help of model experiment. in the flood - relief experiment, the flood carrying capacity of spillway tunnel is checked. in the hydraulic experiment of the diversion power conduit system, the followings are studied : the flow condition and fluctuation in the surge chamber, the distribution of flow velocity before the rack in the surge shaft, the amplitude of stage in the quick gate bay etc. the test step, content and results of different proposals are introduced in details
本項優化試驗研究的目的主要在於,通過泄洪系統整體水力學試驗,校核泄洪洞的泄流能力;通過發電引水系統整體水力學試驗,研究調壓井內水流流態和水位波動情況、調壓井內攔污柵前流速分佈情況;確定快速閘門井內水位波動幅度;試驗確定壓力管道水擊壓力穿井系數以及泄洪洞弧形門處的水壓力。Thirdly, it simulated the pumping circuit & dividing circuit with the widely used software matlab / simulink. the displacement of the rod piston and the impact of hydraulic are analyzed in the different input flow ( frequency of pump ) and different reversing time. it found out the cause of hydraulic impact ( one - to - one incorrespondence between the response time of dividing circuit and the operation time of rod piston ), and gave some methods to weaken hydraulic impact. in the final part of the paper, the reliability of the theory analysis is further verified by the experiment of hydraulic system
首先在流變學原理的基礎上,深入分析混凝土在輸送管道內的流動狀態,得出混凝土泵的負載特性方程;然後根據功率鍵合圖的建模方法,建立泵送迴路和分配迴路的數學模型,並運用模擬軟體matlab simulink對泵送和分配迴路模型進行了模擬,分析了在不同的輸入流量(泵送頻率)和換向時間下,活塞桿的位移和系統的液壓沖擊情況,找到了引起液壓沖擊的根本原因(即分配迴路的響應時間(固定值)與活塞桿的運動時間(變化值)不相匹配) ,並提出了相應的改進方法。Taking load uncertainties, infeasibility problem and multiple objection of the reactive power optimization in the radial distribution system into consideration, loads are modeled as fuzzy interval numbers. fuzzy power flow is proposed based on fuzzy interval load for the more practical membership function of line losses rate and maximal voltages offset. this thesis presents multiple objection model of the reactive power optimization considering uncertainties using the fuzzy set theory
對配電網電壓無功優化問題中負荷的非概率性的不確定性問題、多目標問題、約束不可行性問題進行了研究,用模糊區間來描述實際的負荷情況,並用負荷的模糊區間值計算配電網的潮流,得到有功功率損耗和電壓的模糊區間值,使網損率和節點電壓最大偏移量的隸屬函數更接近實際情況;將改進遺傳演算法與模糊集理論相結合,通過求解多目標函數和約束條件的模糊集合的交集,得出網損率和節點電壓最大偏移量最小的最優運行狀態。The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed
本文對空芯動圈式直線同步電動機進行了深入細致的研究,內容包括: ( 1 )採用電流模型推導出兩種計算永磁磁極二維氣隙磁場的解析公式(集中電流法、分佈電流法) ,同時介紹了兩種永磁電機氣隙磁場計算方法(磁荷法,直接求解拉氏方程法) ,分析各種方法的優缺點,討論電機參數對氣隙磁密的影響; ( 2 )介紹了單層同心繞組的布置方式,根據安培定律推導出空芯動圈式直線永磁同步電動機的靜推力計算公式,分析靜態力?位移特性; ( 3 )建立空芯動圈式直線永磁同步電動機動態模擬模型,模擬不同驅動方式下電動機起動、穩態運行時電磁力、速度、位移的變化情況。After analyzing and study two transitions of map to spatial data and spatial data to map, the author thinks the spatial data capturing is a loss map information process, and for map production firstly symbolize from spatial data, then reinforce the map information. the map production model ( mpm ) is the summary of all kinds of map production. the integration model is the best model in mpm and it infers that " spatial data first, map second " is the production process
提出了「靜態數字制圖」和「動態數字制圖」的概念,論述它們各自特點和研究方法,並提出地圖制圖和空間數據生產都屬于「靜態數字制圖」 ;通過研究地圖和空間數據的相互轉換過程,發現空間數據生產是地圖信息損失的過程,根據空間數據來進行地圖生產必須先實現地圖符號化,然後再進行地圖信息的補充處理;本文提出的「地圖生產模型」是現有各種數字化生產模式的基礎,從理論上論證了一體化生產模式是最優模式,推導出「先空間數據生產,后地圖出版」的一體化生產流程,並歸納總結了當前數字化生產的4種基本生產模式和9種應用情況。In accordance with different tripping annulus at the inlet, the numerical simulations of the reattachment length were performed with the " variable c ? " model. in the range of experimental reynolds number, the tripping effect on the reattachment length was developed in the figure. the dependence of the reattachment length on reynolds number was also analysed in the different status of pipe flow
利用變模型常數的-模型針對不同尺寸的擋環進行了再附著長度的模擬計算,在實驗雷諾數范圍內,建立了入口處擋環對再附著長度影響的變化曲線,分析了再附著長度在不同的管流流動狀態下相對于雷諾數的變化情況。It is very difficult to analyze flame radiation in the cylinder of a diesel engine by theoretical method since flame radiation is a function of many parameters, such as the combustion process, the geometrical description of the chamber, the soot formation and oxidation processes, the soot radiant temperature and soot absorption coefficient. the radiant property of the flame in a cylinder is dependent on the combustion process. but the thermodynamic state of real engine cycles can be analyzed from the pressure - volume diagrams in the cylinder. thus a new thermodynamic computational model is set up for the flame radiation in the cylinder of a diesel engine based on the indirect relationship between the flame radiation and the pressure - volume diagram of the combustion process in this paper. the flame radiant heat flux in the cylinder of a di diesel engine is calculated with the variation of crank angle by this model. compared with measured values, the result of the computational values shows the model is available to represent the effects of flame radiation
柴油機缸內的火焰輻射受諸多因素的影響,用理論分析法來確定它是相當困難的,由於柴油機缸內火焰輻射特性依賴于缸內的燃燒過程,而燃燒過程中的實際熱力狀態又可用示功圖來分析,因此藉助於火焰輻射與缸內熱力參數之間的這種間接關系,建立了一種計算柴油機缸內火焰輻射傳熱的新模型,利用該模型對一臺直噴柴油機缸內火焰輻射熱流量隨曲軸轉角的變化情況進行了計算,將計算結果與實測結果進行了比較,表明該模型能較好預測缸內火焰輻射傳熱量。The writer mainly uses the financial ratio analytical method and the most popular approaches in determining the international banking efficiency ? the efficient frontier approaches, in which this paper choose one of the non - parameter approaches, data envelopment analysis ( dea ), to evaluate and analyze the above four banks ’ changes in efficiency before and after mergers during 1999 - 2004, and it also makes an omni - directional comparison from many angles, with quantitative and qualitative analysis
通過綜合運用財務比率分析方法和國際銀行業效率分析中比較流行的前沿分析方法中的非參數分析方法? ?數據包絡分析法( dea )對上述四大銀行在1999 - 2004年間銀行並購效率的變化情況進行了全方位、多角度、動靜態相結合的定量和定性比較分析。The thesis introduces the definition of transient current and it ' s energy. the tranvelling wave can be affected by power system equipment, it ' s effect is analysed with energy change of transient current at high frequency band
討論分析了電力設備對行波的影響。提出了通過暫態電流高頻分量的能量及其能量比值變化情況定量分析變電站設備對暫態電流高頻分量的影響程度的方法。Based on the analysis of the main forest change types, a processing flow using multiresouce remote sensing data to detect forest changewas put forword, supported by gis technology. the classification system and methods for forest resourcewere also described. the overall and main species changes of forest were achieved by hierarchical classification and thematic extraction
在分析漳浦縣森林資源變化組成的基礎上,論述gis支持下多源遙感森林資源動態變化監測的流程,提出基於森林資源的遙感分類體系和分類方法,通過對漳浦縣森林資源的動態變化進行分層識別,獲得漳浦縣森林資源變化的總體情況和主要地類(樹種組)的具體變化情況。To confirm the approval of recombinant pcdnas - tgfjtf, gene and the results of its transfection, we used immuhistochemical staining ( sabc ). the department of or a logy 4 multiplication and differentiation of bmscs were observed by flow - cytometry ( tcm ), transilluminating electron microscope ( tem ) and other methods. the bmscs in controlled group was transfected with pcdna3 only
採用電泳檢測pcdna3 - tgf _ 1構建是否成功;通過tgf _ 1免疫組化染色檢測轉染是否成功;運用形態學觀察、透射電鏡( tem ) 、流式細胞儀( fcm ) 、堿性磷酸酶( alp )染色、型膠原免疫組化染色等方法,觀察轉染后bmscs增殖與分化情況。We analyzed and compared the application flow and network capability of mobile virtual environments, then represented a new dead reckoning algorithm. this algorithm computes the dead reckoning threshold according to network latency and packet lost rate. the experiments showed that this dead reckoning algorithm matched the network capability and fulfilled the user demand
在充分分析移動場景圖形應用流量與通信容量基礎上,我們提出一種新穎的dr前瞻演算法,此演算法依據網路延遲、分組丟失比率與使用者體驗來動態確定dr演算法更新頻度,實驗結果也驗證此演算法確實良好匹配網路變化情況,同時也滿足不同使用者體驗要求。The origin and evolvement of cuk converter are introduced and the voltage and current waveforms of every period are analyzed and presented. the state differential equations of ideal cuk converter are deduced and the simulation models of ideal cuk converter, ac power supply and pulse width modulator ( pwm ) are erected
論文介紹了cuk型dc / dc變換器由來、演變;分析了各個環節、期間的電壓、電流的變化情況及波形;推導了理想cuk變換器的狀態方程;建立了cuk主電路以及相關交流電源、脈沖寬度調制器的simulink模擬模型。分享友人