流態床 的英文怎麼說
中文拼音 [liútàichuáng]
流態床
英文
fluid bed-
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。This thesis first studies the hydrokinetics, heat transfer characteristics, combustion and dynamics of cfbb. three types of single fuzzy controllers and a kind of synthetically fuzzy controller are designed, through the analysis of the control system of a certain plant
本文通過對循環流化床的流體動力學特性、傳熱學特性、燃燒特性和動態特性等方面的研究，設計了三種單模糊控制器和一種綜合模糊控制器，分析了某一電廠實際控制系統，並對方案進行了比較。Through the study on the character of hydrokinetics and heat transfer and combustion and dynamic of cfbb, three kind of single fuzzy controllers and a kind of synthetically fuzzy controller are designed, and control system is analyzed in some one power plant, and the three kind of control scheme are simulated on deferent objects
本文通過對循環流化床的流體動力學特性、傳熱學特性、燃燒特性和動態特性等的研究，設計了三種單模糊控制器和一種綜合模糊控制器，分析了某一電廠實際控制系統，並對這三種控制方案進行了變對象的模擬。What ' s more, we put forward some experienced formulas on the basis of the cortical analysis. the result of the research show that by installing diffluent piers with low ridge, we can eliminate the root of oscillatiny water jump, perfect the energy dissipation effect of water jump, also, we can improve the flow condition of down - stream. the fact that the main flow of down - stream is in the middle, not only effectively lower the speed of the bottom flow in the ridge rear, alleviate the erosion to the river bed, but also avoid the heavy wave resulted from the main flow in the surface, thus improve the surface wave of down - stream obviously. we can work out the body style parameters of diffluent piers with low ridge according to the project flow condition and experience formulas, and then reckon the down - stream surface wave condition for the protected building of the down - stream bank
研究結果表明：設置低坎分流墩后，消除了擺動水躍水舌擺動的根源，提高了水躍的消能效果，改善了下游水流流態。下游水體的主流在中部，既有效的降低了坎后水流底流速，減輕水流對河床的沖刷，又避免了主流位於表面導致波浪過大的結果，下游的水面波浪明顯得到削減。依據經驗公式，可根據工程水流條件設計出低坎分流墩的體型參數，進而估算出下游沿程的水面波浪，為下游岸邊的砌護提供依據。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。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。Using sawdust as raw material, under the condition of 2 % - 4 % opening rate of distributor, the effects of particle size and sawdust bed height on fluidization velocity in cold bubbling fluidized bed were determined
摘要冷態條件下，在鼓泡流化床中採用木屑為原料，分佈板在2 % ~ 4 %不同開孔率的條件下，分別考察了原料粒徑和床層高度對木屑流化速度的影響。Comparing with internal heating type fluidized bed, vibration fluidized bed, which get the material to fluidized state through mechanical vibration, can improve thermal utilization factor, quality and reduce steam and power consumption, and one time investment while keeping all advantages of internal heating type fluidized bed
振動式流化床是一種利用機械的振動，使物料達到流化狀態，它在保留內熱式流化床乾燥器優點的基礎上，在熱利用率，產品質量，降低蒸汽及電力消耗，設備一次性投資低等方面均較內熱式流化床有較大提高。Elasto - plastic dynamic response of stiffened plates under low velocity impact load
方柱尾流流態對床面沖淤形態的影響Fluidization is one of the most commonly used techniques for drying particulate, but there are channeling and other problems in traditional fluid beds
摘要在散狀物料乾燥方面，流態化乾燥技術得到廣泛應用，實際使用中，傳統流化床乾燥存在溝流、死區和局部過熱等問題。Based on the accumulated engineering experience of cfb technology by tsinghua university, this paper develops a pseudo - static model to study the performance of a real 135mw cfb reheating boiler under partial load. this model is a semi - theoretical model in which some key parameters are according to the engineering experiences accumulated by department of thermal engineering, tsinghua university in the last fifteen years
本文在國內外已有研究成果基礎上，尤其是根據清華大學熱能工程系多年來致力於流化床燃煤技術的研究與開發所積累的豐富的工程經驗，採用準靜態模型化方法，對135mw再熱循環流化床鍋爐的部分負荷性能進行了研究。Sulphur removal during coal pyrolysis in a fluidized bed of reducing condition
還原態下流化床煤熱解硫的釋放Nantong jiangtong freezer co., ltd is a professional company engaged in the research and development of refrigeration development, which mainly produces icecakemachine, flowregime pellet ice - making machine, ice - flake mking machine, wind cooling, water - cooling machine set, specialized air - conditioning equipments, freezer, supermarketcooling cabinet, machinery marking and spare parts and develop new products meeting theneeds of clients
南通江通製冷設備有限公司是一家從事製冷設備的研究、開發、製造為一體的專業企業，主要生產：塊冰機、流態顆粒製冰機、片冰機、管冰機；風冷、水冷冷水機組；專用空調設備；冷庫、超市冷藏櫃等；機械製造與床機配件，並可為用戶所需開發產品。And if it is the drying of relative light and small granular and powder like materials, cloth bag dust catcher is needed, and the pneumatic feeder apparatus is offered as a choice. add particulate material into fluid - bed dryer by feeder and send the filtered and heated clean air into fluid - bed by air - blower
散粒狀固體物料由加料器加入流化床乾燥器中，過濾后的潔凈空氣加熱後由鼓風機經分佈板與固體物料接觸，形成流態化達到氣固相的熱質交換。Put up the cold experiment of the three - phase fluidized bed with multiple orifice balls, research on the influence of the superficial gas velocity, the filler static height and the liquid density on the resistance character and the desulfurized efficiency, summarize the virtue of multiple orifice balls
摘要對多孔球為填料的三相流化床進行冷態試驗研究，研究不同工況下氣體空塔流速、填料靜止高度、噴淋密度等因素對流化床阻力特性和脫硫效率的影響。Visual images and micro - structure of various clusters are also captured using high - speed imaging under the typical operating conditions, which reveals the variability of gas - solid flow pattern under high solid concentration
同時獲得了典型工況下多種流態圖及顆粒團顯微圖片，揭示了循環流化床內氣固流型及其變化規律。In this paper, the two - phase flow behaviors of gas - solid circulating fluidized bed have been first studied by analysing experimental data. then, based on fractal theory wavelet package analysis ( wpa ) de - noising method was used to denoise solids concentration and pressure fluctuation signals. the solids concentration signals have also been investigated by wavelet multi - resolution analysis and wavelet package decompose, contributed to disclose the non - uniform flow structures of gas - solids phase
然後將基於分形理論的小波包消噪方法用於顆粒濃度和壓力波動去噪，並對氣固流化床中的顆粒濃度信號進行了小波多分辨分析和小波包多尺度分解，從新角度揭示了氣固流態化系統的非均勻氣固兩相流動結構。Based on a large amount of experimental data, nonlinear analysis, such as complexity theory, and approximate entropy ( apen ) which is adopted systematically in the fluidization research the first time, are implemented in the time series analysis of pressure fluctuation and particle concentration in gas - solid fluidized beds, and the nonlinear characteristics of fluidized beds are discussed comprehensively
本文在大量實驗數據基礎上，將非線性方法，包括復雜性理論，以及首次被系統引入流態化研究的近似熵，應用到氣固流化床壓力及顆粒濃度脈動時間序列分析中，較為系統地探討了流化床的非線性特徵。Complexity parameter c2, fluctuation complexity parameter cf and algorithm complexity parameter c ( n ) have been adopted to analysis pressure fluctuation signals from a gas - solid fluidized bed, the variation of the three complexity parameters with gas velocity from fixed bed, bubbling fluidization to turbulence fluidization are studied, then compared in order to characterize regime behaviors. it is demonstrated that there exists a phenomenon named " recorded " in the regime transition from fixed bed to bubbling fluidization, the three complex parameters are believed to be a new technique for flow regime identification
結果表明，起始流化至鼓泡態轉變的過程中，復雜性參數表明氣固體系會進行一種所謂的「重構」現象，這與用k熵表徵起始流化態至鼓泡態之間變化時所得到的結果相一致，並能明確地指示固定床、鼓泡流化及湍動流化等不同流態之間的轉變過程，為流型識別提供了新思路。Combined the real testing data, the paper developed a calculation program of water wall temperature and pressure drop for designed supercritical pressure cfb boiler with vertical water walls. the hydrodynamic calculation and safety checkout under five loads was carried out
結合實際運行的循環流化床鍋爐的熱態測試數據，開發了垂直水冷壁壁溫及水動力計算程序，根據爐膛熱負荷分佈規律，建立了膜式水冷壁熱流密度分佈函數。分享友人