flapper 中文意思是什麼
flapper
解釋
n. 名詞 1. 拍擊者;拍擊物;〈俚語〉手。2. 蒼蠅拍;(嚇鳥的)叫子。
3. 片狀懸垂物。
4. 闊鰭,鰭狀肢,鴨腳板,橡皮腳掌。
5. 〈俚語〉還不能飛的雛鳥;(不懂世故的)小姑娘;〈美俚〉摩登女郎,輕佻女郎。
6. 喚起記憶的人[物]。
adj. 形容詞 -ish 〈美俚〉1. 小姑娘的。
2. (女子)輕佻的。
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It included the bottom, which had inching and moving flapper of 5 pieces knifes side to side in the menu
菜單中有5把刀的左右點動和活動擋板左右點動的按鈕。 -
Flapper is a young woman, especially one in the 1920 ' s who showed disdain for conventional dress and behavior
尤指19世紀20年代對傳統的衣著和行為表示不屑的少婦。 -
The king he smiled eager, and shoved out his flapper, and says : " is it my poor brother s dear good friend and physician
國王更巴結地滿面堆笑,伸過手來說: 「這位是我那可憐的哥哥的好朋友醫生吧? -
The mock turtle sighed deeply, and drew the back of one flapper across his eyes. he looked at alice, and tried to speak, but for a minute or two sobs choked his voice
素甲魚深深地嘆息著,用一隻手背抹著眼淚,瞧著愛麗絲想說話,可是有好一陣子泣不成聲。 -
The torque motor received dc current signals from the electric control and applies torque to the single - piece armature and flapper which is supported on a torsion flexure
力矩馬達接收來自電氣控制器的直流電信號並將力矩施於由轉矩撓曲支撐的整體式電樞及擋板。 ? -
Hydraulic flapper - nozzle servo - valve is the most important component in hydraulic control systems. it is used very widely in industrial and aerospace application fields because of its high responding speed
噴嘴擋板伺服閥作為伺服控制元件,是閉環電液伺服控制系統中最重要的核心元件。 -
In order to improve the reliability of servo system, a triplex electro - hydraulic servo actuator system with three torque motors, three jet flapper valves and three sets of feedback components is designed
摘要為了提高伺服作動系統的可靠性,設計了一種三餘度的電液伺服作動系統,將伺服閥的力矩馬達、噴嘴擋板閥、系統的反饋元件等做成一式三份。 -
Therefore the output magnetic torque of torque motor can be increased. in this paper, mathematical model of hydraulic flapper - nozzle servo - valve is introduced. the mathematical model of magnetic fluid is built according to the reference introduction
本文給出了噴嘴擋板伺服閥的數學模型,對作用於伺服閥力矩馬達的磁流體數學模型進行了推導,給出了添加磁流體的噴嘴擋板伺服閥的數學模型。 -
But sometimes self - excited oscillations and noise may appear in hydraulic flapper - nozzle servo - valve if its construction is not selected very correctly. if self - excited oscillations and noise appear in hydraulic servo - valve, the performance of hydraulic control systems may lose stability
因它具有非常快的響應速度,所以是目前應用最廣泛的伺服閥,但它也存在自激現象,容易產生自激噪聲和振蕩,嚴重影響伺服控制系統的穩定性。 -
It will exert resistance and damping force to the torque motor armature, so that the dynamic performance, especially the stability, of flapper - nozzle servo - valve can be improved. the self - excited oscillations and noise can be removed. at the same time, as magnetic fluid has a higher magnetic permeability, the efficiency of torque motor magnetic circuit can be improved
由於磁流體具有的較大磁導率和較大的磁化強度,把磁流體添加到伺服閥力矩馬達的工作氣隙中,可提高伺服閥力矩馬達的磁迴路效率,增加伺服閥的阻尼,從而改善噴嘴擋板伺服閥的動態特性,抑制及消除其自激振蕩和噪聲。 -
And the mathematical model of hydraulic flapper - nozzle servo - valve with magnetic fluid is derived. the dynamic performance and characteristics of hydraulic flapper - nozzle servo - valve are simulated using matlab / simulink. the dynamic responses in time domain and frequency domain are given and compared when magnetic fluid is used or not in the servo - valve
採用matlab / simulink對添加磁流體不添加磁流體的噴嘴擋板伺服閥的動態進行了模擬研究,給出了伺服閥頻域及時域響應特性,比較得出磁流體在改善噴嘴擋板伺服閥動態特性方面的作用,進一步研究了磁流體各參數對伺服閥動態特性的影響。
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