wind measurement 中文意思是什麼

wind measurement 解釋
風測量
  • wind : n 1 風;大風,暴風;氣流;【機械工程】壓縮空氣。2 【航海】上風;風向;〈古語〉〈pl 〉方向。3 氣息...
  • measurement : n. 1. 測量,計量,量度。2. 份量,尺寸,大小,寬度,厚度,深度(等)。3. 測量法。 measurement goods (按體積、容積計算的)體積貨物。
  1. It is used in measurement of pressure transients, such as in shock tubes, wind tunnels, and seismograph equipment.

    它廣泛用於瞬態壓力測量,如沖擊管、風洞以及地震儀器設備中。
  2. Force measurement in a low speed wind tunnel was conducted to investigate the effects of the height of a distant canard wing on the longitudinal aerodynamic characteristics of a forward - swept configuration

    摘要基於前掠翼鴨式前翼布局的風洞測力實驗,分析了距離主機翼較遠的鴨翼相對于主機翼的高度對布局縱向氣動性能的影響。
  3. Abstract : humidity is an important physics unit among wet - hot tests, its exactness test degree badly influences test environmental simulation degree, and that wind speed is an important factor of effect humidity measurement precision, the paper analyses and discusses about it in depth, and puts forward elimination methods

    文摘:濕度是濕熱試驗中一個重要的物理量,其精確測量程度嚴重影響試驗環境的模擬程度,而風速是影響測濕精度的一個重要因素,本文對其進行了深入地分析和探討,並提出了消除措施。
  4. Database management system in wind tunnel measurement

    風洞測量數據庫管理系統的開發
  5. Based on the thermohaline data in august of 1958 and 2000, january of 2001, january and august in the marine atlas of bohai sea, yellow sea, east china sea ( hydrology, 1992 ), the normal annual wind field data in bohai sea, and the near forty years sss data observed in the four measurement stations beihuangcheng, tanggu, qinhuangdao, huludao of bohai sea : the thermohaline field ' s variance characteristics are analysed

    基於1958年8月、 2000年8月、 2001年1月、 《渤海、黃海、東海海洋圖集( 1992 ) 》中的1月和8月份溫鹽資料、渤海多年平均風場資料以及渤海北隍城、塘沽、秦皇島和葫蘆島4個水文測站近40年的sss觀測資料,分析了渤海溫鹽場的變異特徵。
  6. A portable wind cable can be measured in a variety of circumstances, not by the winds of change cable circumstances measuring wind cable tension ; both of arbitrary moment of absolute tension cable wind, the wind can monitor cable tension variation ; construction equipment to the wild environment ; lightweight structures, the demolition convenient, simple measurement ; the intelligent measurement mode, can provide a wide range of choices rope specifications directly measured wind cable tension that the absolute need for conversion, and misoperation automatic alarm functions, measurement more convenient, direct, accurate and high degree of automation

    一種便攜式纜風測力器可在各種施工環境下,在不改變纜風受力的情況下測量纜風張力;既能測量任意時刻纜風張力的絕對值,又可監測纜風的張力變化;裝置適應野外施工環境;結構輕巧、安拆方便、測量簡捷;在智能化測量模式下,能夠提供多種鋼絲繩規格的選擇,直接顯示被測纜風張力的絕對值,無需換算,並有誤操作自動報警功能,測量更加方便、直接、準確,自動化程度高。
  7. To investigate the space / time distributions and occurrence and evolution of such events, the diffusion pattern over deserts, turbulent transfer features in sandstorm weather, the particle size distribution, mass concentration and its distribution, optic properties, chemical composition and physical factors responsible for the initiation of raising sands, we made integrative observation and sounding of sandstorms deep in the large - scale desert area, including tengri, badanjilin and maowusu, with the items consisting of micrometeorological measurement, 3d wind observation, data from kb - 120 and anderson samplers of mass concentrations of sands with their spectrum, the distribution of aerodynamic particle sizes from the aps3310a, retrieval of aerosols " optic depth from sunphotometer data, assay of the chemical composition by means of neutron activiation analysis ( naa ) and integrated study of all related factors for causing sandstorm to occur, based on the observations of all kinds

    利用所取資料,系統分析了不同強度沙塵天氣條件下沙塵氣溶膠質量濃度和質量濃度譜、粒子譜分佈、光學厚度、化學組分等特徵;綜合分析了影響沙塵起動的諸物理因子在沙塵起動中的作用;用沙塵輸送模式對一次沙塵暴天氣造成的泥雨過程的形成機制進行了模擬。歷史氣象資料統計分析表明,沙塵暴有其高發期( 4 、 5月)和高發時段( 14 - 20時) , 14時到20時之間發生的沙塵暴約占沙塵暴總次數的66 。揚沙和沙塵暴天氣條件下,湍流動量通量和湍流感熱通量都是重要的湍流交換,沙塵暴發生前近地層的超絕熱不穩定對沙塵暴天氣有加強作用。
  8. Methodology of wind energy resource measurement for wind farm

    風電場風能資源測量方法
  9. Effect of atmospheric back - scattering ratio on measurement of wind velocity

    大氣後向散射比對風速測量的影響
  10. Abstract : it proposes a model for shaft centerline measurement and winding level, gives the coordinates transformation formula of measured data, and develops the program diagram for centerline measurement of wind - shaft

    文摘:提出了一種便於微機處理的軸線的空間解析表達方法以及軸線彎曲程度的表示方法,給出了軸線測量數據獲取方法與坐標轉換公式,提出了零件軸線彎曲時精密測量的一般步驟。
  11. Measurement of pressure, temperature and humidity operated in much the same principle as the older version of radiosonde, but computation of wind was made use of the vlf ( very low frequency in the range of 10 - 13 khz ) signals of a world - wide navigational network, omega

    該系統量度高空氣壓、氣溫及濕度的方法與舊式無線電探空儀大致相同,但在測風方面則採用了一種新的概念,利用世界性奧米茄導航站網的甚低頻信號( 10 - 13khz )來計算出高空風向和風速,無需用雷達追蹤探空儀位置。
  12. Then analytical measurements of the noise were carried out on both of the turbines by means of modern acoustic apparatus and a conclusion has been found that the noise of the concentrated wind energy turbine is lower than the one of the ordinary wind energy turbine and the root of the trouble to cause noise chiefly originates from the turbine blade. besides, the result of analytical measurement also reveals that the power output both of the wind energy turbines will increase with the increase of the wind speed and unfortunately does the noise too. in order to lower the noise, a measures of noise reduction have been advanced that an active method is to develop a wind energy turbine run at a lower rating of wind speed while the passive method is to adopt a board drilled tiny holes, having established a sound technological basis for the development of a kind of wind energy turbine of low noise and high level in the world

    主要對濃縮風能型風力發電機在正常運轉時,噪聲產生的機理進行了理論分析研究,並與普通型風力發電機的噪聲進行了對比實驗分析;利用現代聲學測試手段對兩類機型進行測試與分析,得出濃縮風能型風力發電機產生噪聲低於普通型風力發電機和葉輪是風力發電機產生噪聲的主要部件的結論;通過對兩類機型的噪聲、輸出功率的測試,得出隨著風速的增加,兩類風力發電機的輸出功率在增加,產生的噪聲也在增加的結論;提出了進一步降低濃縮風能型風力發電機噪聲的措施,從主動降噪方面,研製低額定轉速的發電機;從被動降噪方面,採用微孔穿板的降噪結構;為研究開發一種國際上低噪聲、高水平的風力發電機打下了良好的技術基礎。
  13. The analysis on the error of the measurement of secondary wind temperature of rotary kiln

    回轉窯二次風溫的測量誤差分析
  14. Eight strict quality testing procedures : noise, vibration, dynamic balance, rest balance, rotary concentric performance wind blader speeding, assembly efficiency measurement

    八道嚴格的質量檢測程序:噪音檢測,震動檢測,動平衡,靜平衡,轉動同心性能檢測,風葉轉速檢測,整機效率檢測。
  15. Experimental measurement of air flow velocity fluctuation of wind - sand flux

    風沙流中風速脈動的實驗測量
  16. Abstract : with an optical probe based on the principle of multi - wavelength light extinction, size and concentration of droplet were measured in a transonic wind tunnel. this paper presents the measurement results

    文摘:應用基於多波長消光法原理發展的光學探針,測量了跨聲速風洞中不同馬赫數濕空氣流自發凝結形成的水滴尺寸及濃度,並給出了實驗結果。
  17. Wind turbine generator systems - part 11 : acoustic noise measurement techniques

    風輪發電機系統.第11部分:噪音測量技術
  18. In addition, we will commence a wind measurement programme to set up five wind monitoring stations to collect site - specific data. three of the stations will be located at miu tsai tun, tung lung chau and town island to facilitate the collection of wind data in the area east of clear water bay in sai kung, which should constitute the preparatory work for a wind farm site search

    另一項實地風力測量計劃將興建五個測風站,其中三個站分別位於廟仔墩、東龍洲及伙頭墳洲,有助搜集西貢清水灣以東水域的風力數據,為風電場選址作前期準備。
  19. Wind measurement differs from that of temperature in that the magnitude and direction must be observed

    風的測定不同於氣溫測定在於:量值和方向都必須觀測。
  20. The on - board wind measurement showed that wind was 10 kt or less near the surface up to around 800 ft. wind then increased rapidly and was strongest at around 3, 350 ft, reaching 50 kt. this corresponded very well with the observation from the sha lo wan profiler

    在機上錄到的風速顯示在地面至800尺的風速是在每小時10海里或以下,之上風速急速增加,而在約3 , 350尺錄得最強的風速達每小時50海里,這與在沙螺灣的氣流剖析儀所探測到的數據非常吻合。
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