浮選系統 的英文怎麼說

中文拼音 [xuǎntǒng]
浮選系統 英文
flotation system
  • : Ⅰ動詞1 (漂在液體表面) float; drift 2 [方言] (在水裡游) swim Ⅱ形容詞1 (在表面上的) superfici...
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. Application of japan m - col system to improve floatation result

    提高效果
  2. By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper

    本文結合常州新閘防洪控制工程水工模型試驗,分析了箱門在靜水和動水中的穩定性及其影響因素,指出靜水穩性和動水穩性的不同特點;試驗測定了箱門動水運行時的受力情況,給出並分析了定位過程轉動力的變化過程曲線;根據箱門啟閉速度與門體和岸墻之間撞擊力大小的關擇合理的動力設備,為設計和工程實踐提供可靠依據;分析箱門難以穩定上的原因,並給出解決方案。
  3. The approximate computation method is used in float point computation of system ' s control algorithms on fixed - point dsp after comparing several methods in respect of running time and program space involved, which attains quick computation besides high precision and implements output voltaic with low harmonic and high control precision of frequency

    通過從運行時間和佔用空間等方面比較在定點dsp上實現點數運算的幾種方法,並擇了近似計演算法作為控制演算法點數運算的方法,在保證足夠計算精度的前提下達到計算的快速性,實現低諧波和頻率控制精度高的輸出電壓。
  4. In chapter 5 we discuss the design of ieee754 standard fpu ( floating point unit ). processor and uart ( universal asynchronous receiver transmitter ), these cores are used in this dissertation, fpu is used for floating point complex fft processor, uart is used for fft processor " s peripheral and our test platform. in chapter 6 we discuss the design for testability, including atpg, bist and jtag method, discuss the different verification and simulation strategy in soc scale facing to different modules, build up the test platform which is used to test high performance application specified digital signal processing processor. in chapter 7 we summarize the research results and creative points, and point out the further work need to do in the future

    第五章提出了基於ieee754點標準的點運算處理器的設計和異步串列通信核的設一浙江大學博士學位論文計,提出了適合硬體實現的點乘除法、加減運算的結構,點運算處理器主要用於高速fft點處理功能,異步串列通信核主要用於pft處理器ip核的外圍擴展模塊以及本文所做的驗證測試平臺中的數據介面部分第六章提出了面向級晶元的可測試性設計包括了基於掃描測試atpg 、內建自測試bist 、邊界掃描測試jtag設計,在討論可測試性設計策略擇的問題上,提出了針對不同模塊進行的分別測試策略,提出了層次化jtag測試方法和掃描總線法,提出了基於fpga
  5. Become a kind of new electronics circuit - current - mode circuit. it is replacing the traditional design method of the voltage - mode in the high frequency high - speed signal processing realm 。 this thesis mainly discussed the modified second - generation current conveyors based on the current - mode kinds of new cuicuit components, they are stronger modified standard current - mode parts in fuctions on this foundation. mainly including the modified differential difference current conveyor ( mddccii ) 、 the fully balanced second generation current conveyor ( fbccii ) 、 ( full balances ) four - terminal floating nullor ( fbftfn ) and the current differencing buffered amplifier ( cdba ), they are all function very strong standard current - mode parts, they all can provide some circuit functions of better than general operation amplifier, because they have the voltage importation and the current importation, therefore use it since can carry out the voltage - mode signal processing circuit expediently, can also carry out the current - mode signal processing circuit expediently, and have to increase the benefit bandwidth to accumulate more widely than the voltage - mode, but have their advantages more according to the current - mode filter of the modified current conveyor, because it constitutes in brief, the filter wave function is stronger and they are better than in general use operation amplifier of many advantages, be easy to composing for example 、 high speed 、 frequency bandwidth 、 the power supply voltage requests low 、 consume small, the impedance is different from etc. advantages, otherwise they have biggish dynamic range, and flexible circuit synthesize, so they are the best active parts

    從第二代電流傳輸器ccii入手,重點研究了以下幾種改進型的第二代電流傳輸器:改進的差動差分電流傳輸器mddccii 、全平衡第二代電流傳輸器fbccii 、多輸出四端地零器ftfn 、全平衡四端地零器fbftfn 、電流差分緩沖放大器cdba的電路結構及其模型。然後在此基礎上地研究了基於這幾種改進型的第二代電流傳輸器的濾波器的設計方法,主要方法和結果如下:利用mddccii設計了差分式連續時間電流模式低通、帶通濾波器;電流模式跳耦結構考爾低通濾波器;利用fbccii設計了帶通二階節濾波器及電流模式雙二階通用濾波器;設計了基於多輸出端ftfn的電流模式二階通用濾波器電路;通過數字化開關擇的基於fbftfn的電流模式通用濾波器;設計了基於最少個數電流緩沖放大器(兩個cdba )的多功能通用電流模式濾波器及其在非理想因素情況下分析。設計濾波器的主要方法是採用級聯設計、運算模擬(信號流圖法)和反饋設計(跳耦法) 。
  6. In order to better detect the image edge information, firstly, non ? linear median filter technology of characteristic direction was applied to filter out the gauss noise ; secondly, ( 3, 1 ) biorthogonal spline wavelet was used as the primitive wavelet filter, adopting lifting scheme to build the most superior biorthogonal wavelet filter, and applying the superior biorthogonal wavelet to the multiresolution wavelet edge detection ; at the same time, floating threshold was defined and applied to the image edge detection, and the image edge position was located accurately

    在激光探測中,微弱的回波圖像淹沒在強背景噪聲中,為更好地檢測這類含噪圖像的邊緣信息,首先應用特徵方向非線性中值濾波技術,濾去高斯噪聲;其次,擇( 3 , 1 )雙正交樣條小波作為原始小波濾波器,採用提升方案構造最優雙正交小波濾波器,應用構造的雙正交小波進行多尺度小波邊緣檢測;同時,通過定義動閾值,並應用於圖像邊緣檢測,較準確地定位了邊緣位置。
  7. In order to better detect the image edge information, firstly, non - linear median filter technology of characteristic direction was applied to filter out the gauss noise ; secondly, ( 3, 1 ) biorthogonal spline wavelet was used as the primitive wavelet filter, adopting lifting scheme to build the most superior biorthogonal wavelet filters and applying the superior biorthogonal wavelet to the multiresolution wavelet edge detection ; at the same time, floating threshold was defined and applied to the image edge detection, and the image edge position was located accurately

    在激光探測中,微弱的回波圖像淹沒在強背景噪聲中,為更好地檢測這類含噪圖像的邊緣信息,首先應用特徵方向非線性中值濾波技術,濾去高斯噪聲;其次,擇( 3 , 1 )雙正交樣條小波作為原始小波濾波器,採用提升方案構造最優雙正交小波濾波器,應用構造的雙正交小波進行多尺度小波邊緣檢測;同時,通過定義動閾值,並應用於圖像邊緣檢測,較準確地定位了邊緣位置。
  8. The automation of coal flotation has been wandering for many years in china. the production efficiency is relatively low because of the feed forward control which adds the flotation reagent based on the fine coal in feed slurry, ignoring the quantity and quality of the products. aiming at this problem, method of measuring the flotation technical parameters was studied, the slurry level meter and the slurry ash - measuring device were worked out, and the computer control system of the coal flotation was designed. the feedback control was realized by using the fuzzy logic control control technology to regulate the reagent addition and the slurry level in the flotation tank according to the concentrate ash content detectedby the coal slurry ash - measuring device developed. the industrial experiment indicates that the performance inedxes of the coal slurry ashmeasuring device have come up to the advanced levek of the world. the application of the detection and control system in huaibei coal preparation plant results in a high concentrate recovery, a decrease of the reagent consumption, ensuring a highly efficient operation

    自動化在我國多年來徘徊不前,一直採用根據入煤漿中的干煤泥量來確定加藥量的前饋控制方法,而不直接以產品的數質量指標作為控制目標,導致生產效率較低.針對上述問題,研究了工藝參數的檢測方法,開發了漿位儀和煤漿測灰儀,設計了計算機控制,它根據煤漿測灰儀旁線檢測的精煤灰分,運用模糊控制技術,通過調整藥劑添加量和機漿位,來實現過程的反饋控制.工業性試驗表明,煤漿測灰儀的性能指標接近國外先進水平.煤泥測控在淮北煤廠的現場使用,使生產在精煤灰分合格的前提下,得到了較高的產率,並降低了藥劑用量,從而保證煤廠高效率地運行
  9. Abstract : the automation of coal flotation has been wandering for many years in china. the production efficiency is relatively low because of the feed forward control which adds the flotation reagent based on the fine coal in feed slurry, ignoring the quantity and quality of the products. aiming at this problem, method of measuring the flotation technical parameters was studied, the slurry level meter and the slurry ash - measuring device were worked out, and the computer control system of the coal flotation was designed. the feedback control was realized by using the fuzzy logic control control technology to regulate the reagent addition and the slurry level in the flotation tank according to the concentrate ash content detectedby the coal slurry ash - measuring device developed. the industrial experiment indicates that the performance inedxes of the coal slurry ashmeasuring device have come up to the advanced levek of the world. the application of the detection and control system in huaibei coal preparation plant results in a high concentrate recovery, a decrease of the reagent consumption, ensuring a highly efficient operation

    文摘:自動化在我國多年來徘徊不前,一直採用根據入煤漿中的干煤泥量來確定加藥量的前饋控制方法,而不直接以產品的數質量指標作為控制目標,導致生產效率較低.針對上述問題,研究了工藝參數的檢測方法,開發了漿位儀和煤漿測灰儀,設計了計算機控制,它根據煤漿測灰儀旁線檢測的精煤灰分,運用模糊控制技術,通過調整藥劑添加量和機漿位,來實現過程的反饋控制.工業性試驗表明,煤漿測灰儀的性能指標接近國外先進水平.煤泥測控在淮北煤廠的現場使用,使生產在精煤灰分合格的前提下,得到了較高的產率,並降低了藥劑用量,從而保證煤廠高效率地運行
  10. In the selective calculation module, the calculations of heat exchanger design, the analysis of pipe setting patterns are combined with the database so that the selective calculation sub - system is developed. considering the factors such as uniform flowing of the fluid, smaller inner radius of the shell, the well heat exchanging effect and saving materials, the pipe setting module is developed based on the designing data. in the module for automatically generating parts and assembly drawings, the database of pattern sizes and the drawing libraries are established according to the classifications and series

    型計算模塊中,通過換熱器設計計算、管束組件的布管方式分析、數據庫的檢索,開發了頭式換熱器輔助設計計運算元;在布管定型模塊中,按照確保殼程流體流動均勻、且換熱器殼體的內徑較小、管程殼程間換熱良好且節省材料的原則,根據設計計算參數建立了自動布管定型;在零部件圖和裝配圖自動生成模塊中,分級分類地開發了頭式換熱器所有零部件圖和裝配圖的圖紙尺寸數據庫和圖庫,運用「死圖活尺寸」的開發理念,開發了圖形自動生成與管束參數化設計的集成
  11. The approximate computation method is used in float point computation of system ' s control algorithms after comparing several methods in respect of running time and program space involved, which attains quick computation besides high precision and implements excitation voltage with low harmonic and high control precision of frequency

    通過從運行時間和佔用空間等方面比較實現點數運算的幾種方法,並擇了近似計演算法作為控制演算法點數運算的方法,在保證足夠計算精度的前提下達到計算的快速性,實現低諧波和頻率控制精度高的勵磁電壓。
  12. The authour investigate the dosing conditions and effect of the pac to the huanghe water - source, which includes the following four parts : the selection of the pac ; the confirmation of dosing scheme and effect of the pac ; the research of application of potassium permanganate in combination with pac ; the research of the pac ' s modification and the modified effectiveness. the experiment is mainly carried out on the pilot system in the jieyuan water plan of tianjin. the results of the reseach include the following : l ) the pac from zunhua plant is selected as the better carbon for the source water of tianjin through the experiment ; 2 ) through the pilot experiment we conclude that the pac ' s best adding point is the mixing tank and the better dose is 10mg / l, on which the codmn of filtered water can be decreased to 40 % and the effluent have no problem of odour and color ; 3the adsorbing experiment show that pac mainly adsorb the organic matters which molecular wt., distribution between 500 and 3000, and can adsorb organic matters whose molecular wt., distribution are bigger than 6000 if the dose of it is adequent ; 4 ) pac together with potassium permanganate can remove the organic matter more effectively than each of them alone, and reduce the rising trend of turbidity of the flotation ' s effluent due to adding pac ; 5 ) the thesis made a research on the surface properties and the adsorbing capability of the modified carbon by oxidizer : the modified carbon with 20 % h2o2 can remove more organic pollutants than the untreated one by 12 % when we add a higher dose of coagulant ; 6 ) the modification of reduction and loading metal ions are also sttldied, and drow the following conclusions : the modified carbon with 5 % ammonia can enhance the organic matter ' s removal effectiveness by 10 % to the tianjin source water than the untreated one, and the modified one with loading metal ion remove the organic matters from the tianjin source water better ( 8 % ) than the untreated one due to the strong affinity betwween the humic acid and copper ion

    本文的實驗主要是在天津芥園水廠的中試上完成的,論文的成果和結論主要包括: 1 )通過靜態實驗定河北遵化活性炭廠生產的煤質炭為適合天津原水的炭種; 2 )中試實驗確定粉末活性炭的較佳投加點為混合池投加,較佳投加量為10mg l ,此時可使濾后水的cod _ ( mn )降低40 ,且可較好地控制濾后水的嗅味和色度; 3 )初步確定粉末活性炭對原水中有機物的吸附主要集中在分子量在500 - 3000范圍內,投量增大時可吸附部分分子量大於6000的有機物4 )中試實驗表明:粉末活性炭與高錳酸鉀聯用可取得較兩者單獨應用時對有機物更好的去除效果,且對因投加粉末活性炭而造成的氣出水濁度升高有一定的改善作用; 5 )研究並初步確定氧化改性對粉末活性炭表面性質和有機物的去除效果的影響:粉末活性炭的氧化改性會使其表面的酸性官能團大量增強,表面極性增加;經20的過氧化氫改性的活性炭在增大混凝劑投加量( fecl _ 3投量為15mg l )時對有機物的總體去除效果較原活性炭提高12 , 1次氯酸鈉改性活性炭對有機物的去除效果較原活性炭提高6 ; 6 )研究並初步確定還原改性、負載金屬離子對原水中有機物的去除效果的影響:經5氨水改性的活性炭可提高天津源水中有機物的去除率達到10 ;負載銅離子后的活性炭可提高對腐殖酸類物質的去除能力,一般可提高8左右。
  13. In this paper, the dynamic characteristics associated with the high - speed maglev vehicle and guideway coupling system has been studied. two issues are discussed : one is the asymptotic stability of the system and the other is the coupling vibration characteristic. the basic relation between the control, structure and coupling parameters is studied emphatically to trace the rule of the vibration and to give help for the design of guideway, vehicle structures and controller

    本文擇高速磁列車方向的車軌耦合動力學特性作為研究對象,分析車軌耦合動力學的兩個基本問題:漸近穩定性和車軌耦合振動特性,重點研究控制、結構和各種耦合參數與這兩項特性的關,目的在於尋找車軌耦合振動的規律,為軌道、車輛結構和控制器設計提供參考。
  14. Through reforming in steady flow unit of sludge pit feeding, the work efficiency was lifted, the slime amount fed in floatation system was reduced. the consumption was dropped and the enterprise economic benefit increased under the premise of finishing all technology target

    對撈坑入料裝置的改進,提高了撈坑的工作效率,減少了進入浮選系統的煤泥數量,在完成各項技術指標的前提下,降低了各種材料的消耗,增加了企業的經濟效益。
  15. This dissertation develops research work for some fields in which ground clutter suppression algorithm may be used for airborne phased - array radar, software design of 3dt - - stap algorithm with adaptive space - frequence steer vector algorithm is completed for clutter suppression realtime processing system based on tigersharc ts101 chip

    本論文圍繞機載相控陣雷達的空時二維處理技術展開研究工作,主要任務是為擇地雜波抑制的演算法,並完成以點dsp晶元( ts101 )為核心的基於3dt
  16. According to the feature of vibration isolation system, referring to the principle of the magnetic suspension, a electromagnetism actuator is designed for the active vibration isolation system application and also a power amplification circuit is designed to adapted to it

    針對隔振的特點,參考磁懸的原理,設計了適合主動隔振應用的電磁作動器,並設計了與之配套的功率放大電路,還對其他必需的硬體進行了型。
  17. Firstly, based on the basic theory of grin optics the optical effects of the spherical symmetry grin micro - sphere lens were analyzed systematically. then two suitable monomers were selected to fabricate grin micro - sphere lens by suspension - diffusion - copolymerization method. finally, the refractive index distribution curve and other optic parameters of the micro - lens were measured

    本工作從梯度折射率介質光學的基本理論出發對球對稱grin微球透鏡的光學性能進行了分析;擇兩種適當單體,採用懸擴散共聚法制備出聚合物梯度折射率微球透鏡;測量所得透鏡的折射率分佈曲線和其他光學參數。
  18. Dissipative structure analysis of cyclonic micro - bubble flotation column separation system

    旋流微泡柱分的耗散結構分析
  19. Transformation of recovery system of floatation waste coal in the preparation plant of xiqu coal mine

    西曲礦煤廠尾煤回收的改造
  20. Raft vibration - isolate simulation system of this paper can provide the functions as follows : 1. it can calculate the natural frequencies, vibration modes, modular state and dynamic response of the unit according to the given structural parameters of the selected raft vibration - isolating unit, the number of vibration isolators and their installation positions. and also, the design effect of the selected scheme can be displayed vividly

    另外,本論文研製的「筏隔振裝置減振降噪模擬」 ( raftvibration - isolatesimulationsystem , rviss ) ,功能包括: 1 、計算根據使用者輸入的機組結構參數、減振器的型參數,可分別進行固有頻率及振型、模態分析及靜力計算、動力響應計算等,並提供計算報告;利用三維計算機技術實時模擬,形象逼真、動態顯示計算效果。
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