離心角 的英文怎麼說
中文拼音 [líxīnjiǎo]
離心角
英文
eccentric angle-
The waves should be sheared waves for the anisotropic aeo device and longitudinal waves for the isotropic aeo device. geometrical relationships of anisotropic acousto - optic effect in ln crystal and kdp crystals are studied by tangent - match condition. curves of incident angle vs. abaxial angle, diffractive angle vs. abaxial angle, extreme frequency vs. abaxial angle and acousto - optic merit vs. incident angle vs. abaxial angle are systematically gained and the design parameters are also calculated
利用相切-匹配條件法研究了鈮酸鋰晶體及kdp晶體的反常聲光互作用幾何關系，系統地得到了以離軸角為自變量的各參數的計算公式及相應的關系曲線，通過數值分析方法給出了聲光優值隨中心頻率的變化曲線並給出了器件的設計參數。As to the high speed of electric spindle system, the angle - contact bearings are usually applied to supporting the shafts. because the supporting stiffness of rolling bearing is non - linear, especially under the circumstances of high speed and ultrahigh speed, the internal working status is so complicated that it is not regarded as routine linear support and ordinary non - linear support. centrifugal effect of the rolling bearing increase the factors of influencing the supporting stiffness
高速電主軸系統的轉速很高，通常都採用角接觸球軸承作為支承，由於滾動軸承的支承剛度呈非線性形式，特別在高速和超高速情況下，滾動軸承內部的動力學狀態十分復雜，由於滾動體運動所產生的離心力作用，使得影響其支承剛度的因素增多，不能作為常規的線性支承和普通的非線性支承處理。Through the special studies on impacts to atomizing and humidifying effect from such factors as the firing pin type, centrifugal structure, higher spraying pressure, less aperture, initial water temperature and original state of the air, some conclusions are obtained, such as : the centrifugal nozzle with firing pin type, high pressure and little aperture has bigger air eddy and atomizing angle. the spaying liquid has high velocity. the droplet is small, and the heat and mass transfer velocity is high
通過對撞針型結構、離心式結構、較高的噴水壓力、較小的噴嘴孔徑、噴水初溫及待加濕空氣初狀態對霧化加濕效果的作用原理的重點分析，得到：撞針型高壓小孔徑離心式噴嘴具有較大的空氣渦與霧化角，噴出的液體流速高、液滴小、水與空氣傳熱傳質速率高，撞針型結構提高了霧化加濕效率，高壓小孔徑的特點為霧化加濕提供了較大的能量，而噴水初溫的升高會減小水的粘性力和表面張力，從而優化加濕效果。To investigate the the body shape strength and kinematics that effects sprint expert performance 17 healthy male sprinters were measured using songxiam9000 high speed vidicon in the field ; body shape of sprint athlete were tested by steel rule ; meanwhile shoulder were tested at 60, 240and360 deg / sec velocities ; lower limb were tested at 60, 240 deg / sec velocitues using biodex - ii tesing and rehabilitation system in the laboratory this research provide theoretical basement to scientifically make reasonable exercise prescription and perfect sprint theory the result show that ( 1 ) the results of correlation indicate that 100m performance related to the shoulder fast flexion torque and hip flexion / extension torque ^ ankle fast dorsiflexion torque ; ( 2 ) the upper arm relaxing enclose and lower limbs length effect 100m performance ; ( 3 ) the biggest shoulder extension joint, swing rage of shoulder and the biggest elbow joint extension effect 100m performance
受試者為17名男子一、二級短跑運動員。使用松下m9000高速攝像機對100米跑動過程中的運動員進行錄像，同時測試短跑運動員100米成績，利用愛捷錄像分析系統獲取運動學參數；用人體測量尺測試短跑運動員的肢體圍度；同時採用biodex -型等動測力及康復統，測試運動員上肢肩關節及下肢髖、膝、踝3個關節的等速屈伸肌力。在角速度60 s （慢速） 、 240 s （中速）和360 s （快速）下測試肩關節等動向心收縮肌力；在角速度60 s9慢速）和240 s （快速）及120 s下測試下肢3關節等速向心及離心肌收縮肌力。Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation
在近年來提出的基於質點運動學原理的單站無源定位理論基礎上，本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型，並對它們進行了分析和模擬；第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件；第四章針對傳統擴展卡爾曼（ ekf ）方法的缺點，提出了一種修正協方差的擴展卡爾曼濾波（ mvefk ）方法，並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較；第五章通過引入雷達機動目標跟蹤方法和模型，提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法；第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究，提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。In chapter four, according to the analysis on the boundary theory and velocity field of main fluid zone of two - phase fluid pumps, the parameter equations of vane ' s modular curve of centrifugal pump are given, which contact the boundary " layer and eular theory of two - phase fluid pump by the fixing angel of vane as variable and leading into the velocity coefficient a. the results show that, in designing process of vane ' s modular curve of centrifugal pump, the determination of the total shape and parameters relates the flow properties of two - phase fluid and output ability of pump, or the design of the modular curve of centrifugal pump is the kernel of hydraulic design
第四章依據固液兩相流泵的邊界層理論及對主流區速度場的分析，給出了離心泵葉片型線的參數方程；它是以葉片安裝角為參變數，以引入的速度系數k _ v作為中間因子，將兩相流泵的邊界層理論和歐拉理論聯系起來? ?它說明了這樣一個事實，在離心泵葉片型線的設計過程中，它的整個形態或參數的確定都關繫到兩相流體的流動特性和泵的輸出能力，或者說，離心泵型線的設計是其水力設計的核心。This machine has high rotational speed, it is based on the common centrifugal separator, its novel design great enhances the speed of lowing the supplies. main applies : this machine is called throw liquid centrifugal separator, is suitable for clarifying drizzle drops of liquid that has floated, now it has been widely applied in the industries of medicine, chemistry and food industry, it can be used to separate materials before the process of the centrifugal separator of pipe type
該機適用於對固相為顆粒狀的懸浮物的過濾，也可用於纖維及其紡織印染洗滌後有脫水，物料從頂部加入，由專用雙速電機通過三角膠帶，實現低速啟動，高速分離，使轉鼓形成離心力場，液相通過固相和濾網由下部出液口排出，固相停機後由上部取出。The performance of the centrifugal compressor at different diffuser stagger angles and different inlet guide vane ( igv ) prewhirl angles are measured
摘要對擴壓器進口不同安裝角和進口導葉不同預旋角匹配下離心壓縮機的性能進行了實驗研究。Through discussion of numerical solution, the author get the effect of height of filled soil, size of culvert, width of valley, property of filled soil, construction procedure and techniques on soil stress of the culvert top ; 3. through the centrifuge test, the paper validates the reliability of numerical calculating on high - stack soil ; 4. the paper puts forward the simplified calculating method of soil stress of the culvert top on the foundation of numerical simulating and centrifuge modeling
通過對數值解的討論，得到填土高度，涵洞截面尺寸，溝谷底部寬度，溝壁坡角，填築體性狀，施工速度，地下水對豎向位移場及涵洞頂部土壓力的影響情況； 3通過離心機的模擬試驗，驗證了數值計算對高路堤的計算結果的可靠性； 4在數值模擬和室內離心機模型試驗的基礎上，提出了高填方涵洞頂部土壓力簡化計算方法。On the basis of analyzing the theory of gas - solid two - phase flow, the paper put forward two ways of lightening the erosion of centrifugal fan from the point of view of initiative preventing erosion : changing fan ' s inlet and changing fan ' s impeller
本文在分析離心風機氣固兩相流動理論的基礎上，從主動防磨角度提出了兩種減輕風機磨損的方法：改造風機進氣箱和改造風機葉輪。Centrifugal advance angle
離心提前角An experimental study on concrete - filled steel tubes under bending and torsion is conducted. the experimental stress analysis shows that values of practical critical stress of the steel tube correspond well with mises yielding rule
離心鋼管混凝土管在不同彎扭加載路徑作用下，其扭矩與轉角的關系在各階段特點趨勢與純扭轉作用下的情況基本相似。Detailed numerical simulation of krain impeller at design operating condition is made, the computed results, such as circumferentially averaged shroud static pressure distribution, meridional velocity and relative flow angel et al., show good agreement with experimental data
對krain高速離心葉輪在設計工況下的內部流場進行了詳細的數值模擬，計算所得輪蓋壓力分佈、子午速度及相對氣流角分佈與實驗結果吻合較好，並且進一步加深了對二次流機理的認識。Separated dispersion disgs create higher efficiency and productivity / specially designed discs have six guiding arcs, each arc has a 45 degree angle to the disc surface which allows the pearls a 45 degree centrifugal friction and impact
分離式葉片創造高效率、高產能/特殊設計的導珠弧與葉片平面成45度，帶動磨珠作45度離心角的磨擦碰撞。30 " is the project to produce 18ton / year synthetic ammonia and 30ton / year urea. the key equipment in the project are the copressor for the mixed gases of nitrogen and hydrogen and the compressor for carbon dioxide. reciprocating compressor as well as centrifugal compressor can be selected for this project. the different opinions for the selection of the compressor existed in 8medium scale fertilizer plants in which coal is used as the raw material. from the points of technology and cost, the analysis and comparison of using these two kinds of compressor were carried out. it is concluded that reciprocating pump is more appropriate
工程就是建成年生產能力達到18萬噸合成氨、 30萬噸尿素的項目，項目中的關鍵設備為氮氫氣壓縮機及二氧化碳壓縮機，壓縮機選型正介於往復式壓縮機和離心式壓縮機之間，國內各設計院在八家立項的以煤為原料的中化肥廠『 18 . 30 』工程初步設計中選何種類型的壓縮機爭論不休，本文從技術及經濟的角度對此作了分析比較，並推薦採用往復式壓縮機，以供參考。Analysis results indicate : shroud tightness is determined by pre - twist angle of shroud and working load, the centrifugal force plays a main role to the tightness change
分析結果表明，葉冠的緊度由預扭角和工作載荷決定，離心力對緊度的變化起主要作用。In order to separate the disturbance signal of the external vibration from dynamic balance measuring signal of the precision centrifuge, this paper analyzes the measuring signal of dynamic balance measurement system of the precision centrifuge ( the inertial navigation test equipment ), the rotary center of the rotor acted by the static unbalance and the couple unbalance is studied respectively, the horizontal external vibration from the foundation and the effects of angle vibration on the dynamic measurement are studied respectively
為從精密離心機動平衡測試信號中分離出外界振動的干擾信號，分析了慣導用精密離心機動平衡測試系統的測試信號，研究了靜不平衡與偶不平衡作用下轉子的回轉中心，分析了來自地基水平方向的外界振動及外界角振動對精密離心機動平衡測試的影響。Testing equipment and testing method for centrifugal pump was introduced, and experimental steady - state hydraulic performance during changing outletangle was obtained through changing outlet angle and the result was discussed at the end
摘要介紹了離心泵性能試驗的試驗裝置和試驗方法，通過對一臺離心泵的試驗，給出了水泵在改變其葉輪出口角時各參數的穩態性能曲線，並對其進行了分析。Based on the theory of bekker, this paper also analyzes the process of steering on flat ground and on a slope. this paper also considers the centrifugal force and the air resistance when tank is driving at middle or high speed
在分析坦克所受外力作用時，考慮了履帶的滑動和橫擺角，並且根據bekker的理論，分別討論了坦克在水平面和斜坡上的轉向過程，在分析過程中，充分考慮了坦克高速轉向時的離心力的影響。Two centrifugal compressor impellers with different meridional shape and blade angle were designed using computer - aided integrated design systems
摘要採用離心壓氣機計算機輔助集成設計系統，設計了兩個不同子午形面和葉片角的離心壓氣機葉輪。分享友人