消聲器的 的英文怎麼說
中文拼音 [xiāoshēngqìde]
消聲器的
英文
anti-rumble-
With simple craft and reliable effect, it is not good for mufflers appearance of bestrided motorcycle
工藝簡單效果可靠,對原車的發動機部分不作任何調整,但對跨騎式車消聲器的外觀稍有影響。Optimum design of automotive exhaust muffler
汽車排氣消聲器的優化設計Study of the motorcycle engine muffler with catalyst converter
摩托車排氣凈化消聲器的研製The porous diffusion type silencer is widely used to reduce the air flow noise because of its small volume and high noise attenuating ability. the out case of the silencer plays a very important role in reducing noise. the effect of the hole ' s shape, diameter and the distance between neighboring holes as well as the matchup between the case and the sound absorbing material tube are investigated experimentally. the relation between the out - flow noise and the gas velocity distribution is carefully studied for two different kinds of matchup between the case and the sound absorbing material tube. some useful results are gotten, which may be valuable to the design of the silencer
多孔擴散型消聲器由於其體積小、消聲性能高而廣泛應用到排氣噪聲的降低上,其外殼對消聲器的消聲性能具有重要作用.本文對此類消聲器外殼的孔型、孔徑和孔距以及外殼同消聲材料的配合方面進行了細致的實驗研究,特別對外殼與消聲材料的配合與其排放噪聲以及外部流場之間的關系進行了探討,得到了一些有用的結論,對消聲器性能的提高具有一定指導意義。And concerning boundary conditions along piping system are properly set. futhermore, vertex sound is discussed in this paper. effect of the noise reduction about the mufflers is analysed, and a lot of trials is used to testify exist of valve noise and influence to pipe system. there kinds of mufflers are proved that they can reduce the fluid niose of pipe system by a large number of experimentation
對噪聲的抑制裝置? ?消聲器的降噪效果進行了分析,並結合實際工作建立了模擬海水管路試驗臺架,通過一系列試驗,說明閥門噪聲的存在,及其對管路流噪聲的影響,證明設計的三種結構消聲器對管路流噪聲的良好消減效果。Taking into consideration the weak points of mufflers of the present rock drills and by analyzing the working characteristic and the noise mechanism, the author has put forward the method to control and reduce the noise, and trial - produced more effective and practical device of mufflers
摘要針對現有風動鑿巖機消聲器的缺點,從鑿巖機的工作特性和噪聲機理分析入手,提出降低噪聲的控制方法,並研製高效實用的排氣消聲裝置。For the theoretical research of catalytic converter, this paper has discussed and analyzed the emission reduction principle, muffler noise suppression mechanism, substrate ' s physical & chemical performance and the durability, and concluded the theoretical principles for the application of exhaust emission control converter. especially in the research of noise suppression mechanism, a new conception of " equivalent design " for catalytic converter and muffler was revealed, which provided the theoretical basis for the optimization of exhaust noise suppression and engine power loss for light - duty vehicle
在排氣凈化器的理論研究方面,本文主要從排氣凈化器的凈化機理、消聲機理、載體的物化性能以及使用壽命等方面進行了討論和分析,得出了排氣凈化器應用的理論依據,特別是在消聲機理的研究方面,本文提出了一種全新的凈化器與消聲器的等效結構概念,為輕型汽車排氣凈化消聲系統在降噪和發動機功耗方面的優化設計提供了理論基礎。In experimentation, the project adopts computer, data collection board, sensor and software. finally, the theory analsis is validated that the contact of noise elimination, velocity of flow, resistance loss
在試驗中,採用了以計算機、數據採集卡、傳感器和處理軟體得到阻性消聲器的動態特性,從而驗證了阻性消聲器的消聲量、氣體流速和阻力損失之間聯系的理論分析。In theory, the noise elimination capacity is calculated by the method which the characteristic equation of noise elimination of the dissipative silencer is translated into the constant differential eguation. and the project simulates and calculates the distributing thing of interior velocity of flow by the finity element
在理論上,採用了將阻性消聲器的消聲量特徵方程轉化為常微分方程的計算方法計算消聲量;在計算阻性消聲器的阻力損失時,運用了有限元數值模擬的方法模擬計算了簡化消聲器模型內部流場流速的分佈情況,並由此得到其動態阻力損失。In the experiment, we measured the frequency of the exhausted noise, and studied the muffler influence with the different rate of expansion
通過試驗測量了s195柴油機的排氣噪聲頻譜,並且對採用不同膨脹比消聲器的消聲效果進行了試驗研究。Acoustics. measurements on silencers in situ
聲學.現場用消聲器的測量Thus, a successful muffler design method is developed
探索了一種消聲器的設計和模擬分析方法。Do we have a gun with a silencer
有帶消聲器的槍嗎?Finite - element calculation of the dynamic structure about a disc muffler of lga fan
風機圓盤式消聲器的有限元動力計算The project is studying the dynamic characteristic of dissipative silencer by theory and experiments
本課題從理論和試驗兩個方面研究了阻性消聲器的動態特性。The acoustical behavior of a motorcycle exhaust muffler was simulated with the boundary element method
摘要用邊界元方法計算了某一摩托車排氣消聲器的消聲性能。Stainless steel exhaust system with aluminum mufflers is tuned to enhance the engine ' s torque output
經過調校的帶鋁制消聲器的不銹鋼排氣系統可有效增加引擎的扭力輸出。So, important theory and project example of the performance of muffler prediction are provided by this thesis
因此本文對以後消聲器的性能預測、計算提供了重要的理論參考和工程實例。The impact on the muffler performance is realized by the high - speed pulsation gas flow, which regenerates noises and strikes the acoustic elements of the muffler such as the pipe run, the body case and the separator plate to arouse the vibration radiated noise
氣流影響消聲器性能的主要原因是發動機排氣的高速脈動氣流再生噪聲,其次是這種氣流會沖擊消聲器的管路、殼體、隔板等聲學元件,進而激發振動輻射噪聲。The exhaust noise accounts for a great proportion in the noise of vehicles so that higher and higher demands are proposed on the performance of exhaust muffler
車輛噪聲中排氣噪聲佔有很大的比重,因此對排氣消聲器的性能提出越來越高的要求。分享友人