氣壓測量法 的英文怎麼說
中文拼音 [qìyācèliángfǎ]
氣壓測量法
英文
barometry- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 壓 : 壓構詞成分。
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 氣壓 : [氣象學] pressure; atmospheric pressure; barometric pressure; gas pressure; air pressure
- 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
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Connectors for electronic equipment - tests and measurements - electrical continuity and contact resistance tests - test 2a - contact resistance - millivolt level method
電子設備用連接器.試驗和測量.電氣連續性和接觸電阻試驗.試驗2a .接觸電阻.毫伏電壓級方法Testing method of cryo - insulation pressure vessels leak and outgassing rate measurement
低溫絕熱壓力容器試驗方法漏放氣速率測量The paper described the building process of model that can identify the shock - absorber parameter of landing gear and at the same times optimize performance of system. in this paper, there are also some debate, it include identifying parameter which can not be measured, such as the air polytropic exponent and the orifice discharge coefficient of shock - absorber
本文利用復合形優化演算法建立了起落架緩沖系統參數識別與系統優化模型,對緩沖器空氣壓縮多變指數和油孔流量系數等不可測參數的識別和著陸、滑跑載荷多目標優化問題進行了討論。The primary theory of absorption and desorption was also explained. the effects of primary process parameters, such as hydrogen pressure, time and temperature on the magnetic properties of ndfeb have been researched. the structure and magnetic properties have been analyzed by means of optical metallographic microscopy, scanning electronic microscopy, x - ray diffraction analysis, infrared oxygen detector and magnetic properties measurement
本文設計了燒結ndfeb的氫爆制粉設備,對設備調試以及使用過程中出現的主要問題進行了簡要的說明,提出了一系列解決方法;闡述了吸氫、脫氫的基本原理;研究了氫氣壓力、通氫時間、氫爆溫度等基本工藝參數對磁性能的影響;利用金相顯微鏡和掃描電子顯微鏡, x射線衍射分析,紅外線測氧分析及綜合磁性測量儀等手段分析了材料的組織結構和磁性能。In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively
本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測量,包括空腔形態、徑向流速分佈及井壁壓強等;二、提出了豎井空腔段螺旋水流水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井水流總摻氣量估算方法,為導流洞排氣方案的設計提供了參考依據;六、在高水頭、大流量條件下,豎井空腔段下部流速很高,盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied
本文針對電站風機性能監測系統研究較少的現狀,在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響,並在此基礎上採用無節流方法測量流量,以風機調節性能曲線為依據,建立了基於徑向基函數( rbf )神經網路的風機流量全程監測模型;以實驗室4 - 73no . 8d離心風機為研究對象,探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律;最後用visualc + +語言開發了風機性能在線監測系統。Pneumatic fluid power systems. cylinders. measurement of friction forces. laboratory method
氣壓流體動力系統.氣缸.摩擦力測量.實驗室方法In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data
為探討軸流壓氣機在工作流量、工作轉速及動?靜葉排軸向間距變化時的葉片排流場非定常頻譜特性變化規律,並耦合進氣畸變的影響,同時與壓氣機氣動性能和氣動穩定性相關聯,作者利用南京航空航天大學能源與動力學院的低速大尺寸軸流壓氣機( lsc )試驗器,採取在靜子葉片表面埋入動態壓力傳感器的實驗方法,對葉尖、葉中和葉根三個截面的動態壓力進行了測量,獲得了大量的可靠的實驗數據。The method is described as follows : the velocity of the moving part and the gas chamber pressure were measured with a dynamic test measurement system ; a dynamic model was built on force analysis of the moving part ; the total kinetic resistance replaced the horizontal friction and water resistance ; then the resistance - velocity relation curves at moving stages were obtained ; with the empirical formula of the gas chamber pressure and the resistance - velocity relation curves, the preliminary dynamic characteristics were analyzed and the structural form and key parameters of an underwater assault rifle were determined
具體方法為:由動力學測量系統測得活動件速度和氣室壓力;分析活動件的受力,建立動力學模型;以運動總阻力代替水平方向上的摩擦阻力和水阻力,獲得各運動階段的阻力速度關系曲線;利用氣室壓力經驗公式和阻力速度關系曲線,對水下突擊步槍進行初步的動力學分析,確定其構造型式及主要參數。Standard test method for field determination of water moisture content of soil by the calcium carbide gas pressure tester
用碳化鈣氣壓檢驗器法現場測定土壤中水含量的標準試驗方法Compressed air - part 3 : test methods for measurement of humidity
壓縮空氣.第3部分:濕度測量的試驗方法The first one is based on approximating the measured vapor pressure decrease by least square method, then inserting this approximation into the ideal gas equation to get ammonia absorption rate
一種方法是基於理想氣體方程。首先,對實驗中測量到的壓力降曲線用最小二乘法進行處理,將處理后的數據代入理想氣體方程,從而求得氨蒸汽的吸收量。Abstract : various measurement methods of the capacity of gas discharge forpiston type compressor are analized and compared. the orifice choke device that is suitable for measurement in site is recommended emphatically. in combination with the example of measurement in site, the matters needing attention of measurement in site on the capacity of gas discharge for compressor are point out
文摘:對活塞式壓縮機排氣量的各種測量方法進行了分析比較,著重介紹了比較適合於現場測量的孔板節流裝置,並結合現場測量實例指出了壓縮機排氣量現場測量應注意的問題。According to the academic analysis of insulation, this paper expatiates the examination ways of electric power insulates, such as shaking - watch, the direct current withstand voltage and measure leakage current, alternating current withstand voltage, measure dielectric loss angle, on - line inspections etc., to be used to direct the installations and debugging of electrical engineering
通過絕緣介質的理論分析,闡述了電氣設備絕緣檢查通常的搖表檢查,直流耐壓及漏泄電流的測量,交流工頻耐壓,介質損失角的測量,在線檢測等方法,以用來指導電氣工程施工的安裝和調試。Limits and measurement methods for exhaust smoke from c. i. e. compression ignition engine and vehicle equiped with c. i. e
車用壓燃式發動機和壓燃式發動機汽車排氣煙度排放限值及測量方法Reciprocating internal combustion engines - exhaust emission measurement - test cycles and test procedures for field measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions
往復式內燃機.排放測量.壓燃式發動機瞬態工況時排氣煙度現場測量用試驗周期和試驗方法05. 01 molecular weight of hydrocarbons by thermoelectric measurement of vapor pressure, method of test for
用蒸氣壓力的熱電測量法測定烴類分子重量的試驗方法Standard test method for relative molecular mass molecular weight of hydrocarbons by thermoelectric measurement of vapor pressure
蒸氣壓力熱電測量法測定烴類相對分子質量Analysis of fuel gases - methods for non - manufactured gases - determination of water content at high pressure
燃氣分析.第11部分:天然氣.第6節:含水量高壓測定法Various methods to measure outgassing rate were summarized including the pressure rising rate collecting. weighing and gas flowrate
摘要總結了材料放氣測試的各種方法;壓力上升率法、收集法、稱重法和氣體流量法。分享友人