水推進器 的英文怎麼說
中文拼音 [shuǐtuījìnqì]
水推進器
英文
water propeller- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 推 : 動詞1 (向外用力使物體移動) push; shove 2 (磨或碾) turn a mill or grindstone; grind 3 (剪或削...
- 進 : 進構詞成分。
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 推進器 : impellent
- 推進 : 1 (推動工作 使前進) push on; carry forward; advance; give impetus to 2 [軍事] move forward; dri...
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In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane
本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據流體力學理論,建立了螺旋槳推進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量,以電機施加轉矩為輸入,螺旋槳推力t和轉矩q為輸出。In perhaps the most unusual proposal of all, scientists from nasa ' s jet propulsion laboratory ( jpl ) in california are proposing to build a probe that uses heated water jets to descend to depths of up to a hundred meters through the frozen ice caps at the martian poles inn search of organic matter
在或許是最不一般的建議的倡導下,加利福尼亞州航空航天局噴氣推進實驗室( jpl )的科學家們正在計劃建造一臺探測器,使用熱水射流穿透火星極地的冰帽,深入到100米以下,搜尋有機物質。For example, it can enter human body to inspect inner organ, deliver drug to assigned spot and operate local body surgery. supported by the nation nature science foundation of mechanism, structure and control study on swimming micro robot in liquid ( item no. 69885002 ) and guangdong province science foundation of research on swimming micro robot in liquid ( item no. 980402 ) and guangdong province education department foundation of research on micro pipe robot driven by liquid self energy ( item no. 010043 ), this dissertation mainly study on the designing and manufacturing of swimming micro robot and its swimming performance, building up and analysing the dynamic model, natant problem of swimming micro robot and controlling the swimming velo city
本論文得到國家自然科學基金項目「泳動微機器人的機理、機構和控制」 (項目資助號: 69885002 ) 、廣東省自然科學基金項目「液體中泳動微機器人的研究」 (項目資助號: 980402 )和廣東省教育廳基金項目「基於流體自身能量的微管道機器人研究」 (項目資助號: 010043 )等的資助,主要對在液體中運動微機器人的國內外研究現狀、水生生物推進機理及其對泳動微機器人研究的借鑒和啟發作用、泳動微機器人的設計與製作、微機器人動力學模型的建立與分析、微機器人的自主浮遊與泳動速度控制等方面進行了大量的理論與實驗研究。The undulatory biomimetic propulsor is a new underwater propulsor which emulates the swimming mode of gymnarchus niloticus
摘要波動仿生推進器是以「尼羅河魔鬼」為仿生對象設計的新型水下推進裝置。The undulatory biomimetic propulsor is a new - style underwater propulsor which is basedontheswimmingmodeofgymnarchusniloticus. itachievesitsforwardorbackwardmovementby undulatory controlof the flexible fin
波動仿生推進器是一種模仿「尼羅河魔鬼」的游動方式設計的新型水下推進裝置。At six p. m. the mongolia slowly moved out of the roadstead, and was soon once more on the indian ocean
晚上六點鐘,蒙古號起碇了。螺旋推進器的槳翼激打著亞丁灣的海水,不一會兒,就開進了印度洋。For a long time, fish - like robot always is a research focus on the bionic scientific research field. one of the research branches is fish - like robot that imitates tunny ’ s swimming mode. it has high capabilities of propulsion and high maneuverability
長期以來,仿生機器魚一直是仿生科研領域的一個研究熱點,其中一個研究分支是模仿金槍魚等?科加新月形尾鰭推進模式的仿生機器魚,其特點是能源利用率高,推進速度快,適于長時間、大范圍的水下作業。In the second part, firstly, the mathematical model for predicting hydrodynamic characteristics of varivec propeller under steady or unsteady condition are present, based on the general propeller lifting - surface theory, potential flow theory and green theorem. then, theoretical calculation methods for predicting hydrodynamic characteristics of varivec propeller designed above paragraphs are present, based on the finite basic solution method, the unsteady vortex lattice method and hess - smith method
在理論計算部分,本文首先基於常規螺旋槳升力面理論、勢流理論和格林定理建立了定常和非定常狀態下全方向推進器水動力性能計算的數學模型,然後利用有限基本解法、非定常渦格法和赫斯?史密斯方法對全方向推進器定常和非定常狀態下的數學模型進行了數值離散,接下來針對前面所設計的全方位推進器進行了數值預報。This machine is driven by steam.
這部機器是用水蒸氣推進的。The ship ' s propeller churned the waves to foam
那條船的推進器把水浪攪動得泡沫四起。The undulatory dorsal / median fin propulsion modes as represented by amiiform and balistiform fish are of great significance for bionic propulsion research, particularly for the design and control of underwater vehicles, which are generally employed at slow speeds, offering greater maneuverability and better propulsive efficiency
以弓鰭目和鱗?科魚類為代表的背鰭/背臀鰭波動推進模式對於水下仿生推進器研製具有相當重要的參考價值。Design and installation of wastewater pumps and non - clogged pumps, design and manufacture of aerator, decanter and water - power propeller, design of environment protection engineering, evaluation of environmental affection, consultation of iso14000
污水泵、無堵塞泵的設計和安裝;曝氣機、潷水器、水力推進器的設計製造;環保工程設計;環境影響評價; iso14000的咨詢等。Impact of the shape of the hull back of amphibious vehicle on the inlet flow field of waterjet propulsion
兩棲車輛車體尾部形狀對噴水推進器進口流場的影響In the constructing of the diagnosis module using the technology of the combination of the fuzzy logic and neural network, which based on the fuzzy adaptive learning control network, a simple kind of capable method for consummate the structure and performance of network is introduced, which includes the rules extraction based on the maximum weights matrix and the parameters amendment based on genetic algorithm by floating - point coding. during the monitoring of the parts condition, the output of the condition monitoring system shows the good working condition of the executing agency by fuzzily deducing from the control instruction send by the auv ' s controller and motion status, and so offers the proof to complete mission and return safely
在珍斷模塊建模中採用模糊邏輯與神經網路結合的技術,以模糊自適應學習控制網路為核心,提出了一種簡單可行的基於最大權值矩陣的規則提取及基於浮點數編碼的遺傳演算法的參數調整的,完善網路結構與性能的方法,並在狀態監測過程中,通過對由控制器輸入的水下機器人運動控制量以及運行狀態的模糊推理,得到執行部件(推進器或舵)的工作狀態優劣程度,為保證水下機器人完成任務,安全返回提供控制依據。Compared with dc - mhd propulsion, ac mode has no electrode and does n ' t apply electric field to fluid directly. thus it avoids the detriment and noise caused by the air bubble generated by electrolysis, and makes the ship more quietly. these characters will help to develop a more efficient ship thruster
與直流磁流體推進相比,交流磁流體推進方式的最大特點就是沒有電極,因此沒有電極壽命問題,消除了電極表面壓降對推進器效率的影響,也沒有電機表面電化學過程產生的不良效應,如氣泡、電解質對海水的污染等。One day he was leaning on the railing of the engine - room, and was observing the engine, when a sudden pitch of the steamer threw the screw out of the water. the steam came hissing out of the valves ; and this made passepartout indignant
有一天他伏在機車間的欄桿上,看著這架有時象發怒似的大機器在飛快轉動,這時由於船身急劇地前後顛簸,推進器一露出水面就飛快地空轉,於是活塞的運動就引起蒸汽不停地劈拍爆炸。Sometimes the screw rose out of the water, beating its protruding end, when a mountain of water raised the stern above the waves ; but the craft always kept straight ahead
有時,巨浪象大山一樣將船尾高高抬起,這時,螺旋推進器就露出了水面,立刻發生劇烈的空轉,但是船卻照樣一直不停地前進。Shipbuilding - machinery - shafting, propeller and water jet propulsion system - vocabulary
造船.機械設備.軸系推進器和噴水式動力系統.詞匯Moreover, it can be used for the ocean observation and life saving. it has very high value of application. this task depends on the national natural science fund on the research foundation of the predecessor, has developed system overall research of fish - like robot
本課題依託國家自然基金項目「仿魚鰭水下推進器的理論與實驗研究」在前人機器魚研究的基礎上,開展了對?科加新月形尾鰭的仿生機器魚的系統總體研究。The thruster contained a large - diameter, slowly rotating blade with nozzles that diffused the propulsive flow, minimizing the churning that would otherwise disturb the caked silt
機器的推進器包含了大直徑慢速轉動的螺旋槳,而且推進水流由噴嘴送出,以避面劇烈攪動擾亂了結塊的淤泥。分享友人