fluctuating pressure 中文意思是什麼

fluctuating pressure 解釋
變動壓力
  • fluctuating : 波動的
  • pressure : n 1 壓;按;擠;榨。2 【物理學】壓力,壓強;大氣壓力;電壓。3 精神壓力,政治[經濟、輿論等]壓力。4...
  1. The fluctuating mangnetic field cutting across the turns or loops of wire of the secondary coil sets up an electrical pressure or voltage in these loops.

    起伏變化的磁場橫向切割著次極線圈的線匝和線環時,會在這些線環中引起電壓。
  2. The fluctuating magnetic field cutting across the turns of loops of wire of the secondary coil sets up an electrical pressure or voltage in these loops.

    起伏變化的磁場橫向切割著的次級線圈的線匝或線環時,會在這些線環中引起電壓。
  3. It would not be influenced by the vibration, fluctuating steam pressure, and the water hammer

    不受震動、蒸汽壓力波動和水錘的影響。
  4. The formation of crannies of the vermiculate reticulate clay results from the stratigraphical pressure and the seasonal fluctuating of the groundwater level. the formation of holes of the rhizomatic reticulate clay results from the decomposition of the botanic roots

    蠕蟲狀網紋孔隙空間的產生是由於地層靜壓力和地下水位季節性變化造成的,而根狀網紋的孔隙空間則是植物根系腐爛分解后提供的。
  5. Furthermore, the isoline maps of mean wind pressure coefficients and rms wind pressure coefficients of the structure under various wind directions are plotted. in the matter of theoretical analysis, modeling with finite element method, using the local mean wind pressure coefficients and time history of fluctuating pressures determined in wind tunnel, the wind - induced dynamic responses for long - span grid roof structures are calculated in frequency domain and time domain separately

    在理論分析方面,建立合理的有限元模型,利用剛性模型風洞試驗獲得的各種不同情況下屋面各節點的平均風壓系數和脈動風壓時程,在頻域內和時域內進行了大跨網架屋蓋結構的風振響應分析。
  6. The pump pressure is fluctuating

    泵壓不穩
  7. General arithmetic to analyze dynamic characteristics of complex tubing system for fluctuating wind pressure measurements

    復雜測壓管路系統動態特性的通用分析程序
  8. This paper takes jin ’ ao mansion and adjacent buildings as the study object. first we put the stated reduced scale model in the atmospheric boundary layer which the tunnel simulates, applied the dynamic pressure measure technology on the building ’ s surface to get the mean and fluctuating wind pressure coefficient, drew out the contour of pressure coefficient and analyzed its distributing law and characteristic

    本文以金奧大廈及其鄰近建築作為研究對象,首先把一定縮尺比的模型置於風洞模擬的大氣邊界層環境中,運用建築表面動態測壓技術獲得金奧大廈表面的時均風壓系數和均方根風壓系數,繪制時均風壓系數和均方根等值雲圖並分析其分佈的規律和特點。
  9. For the sake of the research about hydroelectric interfere among machines, the article utilized the simulink in matlab as simulating tool, meanwhile established the simulating model about two high head diversion water turbines regulation system in violent fluctuating pressure sharing one head race tunnel and surge tank and one penstock. then calculated the load rejection transition process by means of the real parameters of a hydro power station, analysed the interfere of hydro power station safety and stable nenring brought by hydroelectric interfere and put forward a series of measures that lightening the hydroelectric interfere

    為了研究機組間的水力干擾,本文採用matlab下的simulink作為模擬工具,建立共用有壓引水管道、調壓井、壓力主管的兩臺高水頭引水式水輪機調節系統大波動時的模擬模型,引入實際電站的參數,對甩負荷過渡過程進行了模擬計算,分析水力干擾對電站安全、穩定運行所造成的影響,並提出了一系列減輕水力干擾的措施。
  10. Based on the data of wind pressure gotten from the wind tunnel test on rigid model, the mean wind pressures and fluctuating wind pressures on the long - span combined structure are studied

    根據杭州大劇院剛性模型風洞試驗的風壓數據,對大跨橢球面屋蓋和圓錐面幕墻表面平均風壓和脈動風壓進行了研究。
  11. Simulated calculation of pressure fluctuating charateristics in high pressure lines of diesels

    柴油機高壓油道壓力波動特性的模擬計算
  12. Experimental researches of characteristics of hydrodynamics pressure and cavitation on the front of aeration - baffle have been done so as to obtain the distributions of the fluctuating pressure and time - averaged pressure

    通過對齒墩墩頭的動水壓強及空化特性的研究,得到了時均壓強和脈動壓強分佈規律。
  13. Abstract : wind tunnel experiments were carried out to investigate the influence of wind direction on the wind pressure of proximite buildings. mean and fluctuating pressure coefficients on a high building, at sixteen different wind incidences and with one and two interfering buildings, were measured in the tests. this paper presents the characteristics of wind pressure on the building, which varies with the incident wind angle and with the numbers of adjacent buildins. due to the variation of wind angle and the interference effects, the complex feature of pressure distributions can be found on the downstream building surfaces for building group arrangement at certain angle of wind attack. some area of the interfered building for such configuration, in comparison with one single building ' s, may undergo very strong positive or negative pressures

    文摘:通過風洞實驗研究了風向對兩個和三個鄰近建築風壓分佈的影響特性.實驗結果給出了在不同風向角下,作用於受擾建築上的平均和脈動風壓系數.當受擾建築處于下游位置時,建築之間的干擾效應主要表現為遮擋影響,建築物上的總體風壓系數不是很大,但在建築物表面上有時會產生局部較大的負壓系數.另外,在某些風向角下由於受到上游分離氣流的影響,在下游建築的局部表面又會出現較大正壓.這些結果可供建築布置和結構設計時參考
  14. Experiments about the influence of aeration on the dynamic pressure on the original riverbed show, aeration will obviously increase the fluctuating pressure on the original riverbed. 3. experiments about the influence of aeration on the dynamic pressure on the bottom of scour hole show, the influence of aeration on the dynamic pressure on the bottom of scour hole is ruleless

    試驗研究了摻氣對沖坑底部脈動壓強的影響,結果表明:無論沖坑深度為多大,坑底脈動壓強均方根值沿程分佈與不摻氣時相比,沒有確定性的規律,射流摻氣后,沖坑底部的脈動壓強有時增加,有時反而減小。
  15. Study on fluctuating pressure and noise induced by ship propeller

    船舶螺旋槳誘導的脈動壓力和噪聲的研究
  16. The distributions of the values of fluctuating pressure conform to the law of normal distribution ; and the dominant frequency is low frequency

    脈動壓強幅值分佈符合正態分佈規律,優勢頻率為低頻。
  17. Study on the characteristics of the fluctuating pressure for gas - liquid two - phase flow across the circular cylinder surface

    液兩相流橫掠圓柱表面脈動壓力特性的研究
  18. It has good shock - resistant feature besides others, especially suitable for gases, liquids or vapor, under mechanical shock and fluctuating pressure, which neither corrode copper alloys, nor crystallize, nor precipitate

    該壓力表除具有一般壓力表的性能外、還具有良好的耐振性能,特別適用於機械震動和壓力有波動的條件下,測量對銅合金不起腐蝕作用,且不結晶,不沉澱的氣體、液體、蒸氣等介質的壓力。
  19. In this case, when one of the machines be placed into the transition process of the vident fluctuating pressure for some kind of reason, the other machines would be affected become of the fluctuating pressure in the diversion system and drainage system of water in upstream and downstream which use the same one surge tank and the same one penstock with the machine, so the other machines would be put into transition process of fluctuating pressure, and become a kind of hydroelectric interfere

    在高水頭引水式水電站中,通常幾臺機組共用同一調壓井,且共用壓力主管。在這種情況下,當其中一臺機組由於某種原因處于大波動過渡過程,則其在電站上下游引、尾水系統中引起的壓力變化必然會影響與其共用調壓井和壓力主管的其它機組,使其它機組也處于過渡過程,形成一種水力干擾。
  20. The keys to the development trend of cpcs ? electronic - electric cpcs are the control method and control law. in this study, a fuzzy logic control was proposed to accomplish the electronic - electric control of the sapc. a fir digital filter is applied after compared with several other digital filters to deal with the fluctuating pressure signal

    針對壓力信號在採集過程中出現波動較大的問題,本文在比較了多種數字濾波方法后,選擇了fir濾波方法對采樣數據進行處理,消除了數據採集中的高頻噪聲,從而實現對采樣數據的平滑處理,為控制系統的實現打下基礎。
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