氣體壓力計 的英文怎麼說
中文拼音 [qìtǐyālìjì]
氣體壓力計
英文
air gauge-
The best optimum mathematical model is constituted. scalar factor of structural parameter on loop rectangular negative pressure and adsorption slide is calculated. structural parameter, air gas source pressure carrying capacity and thickness of air cell are made sure by hydrodynamics and the theory of gas lubrication
詳細論述了導軌副的設計過程,運用數學上的拉格朗日條件極值求解法,建立最優化數學模型,求出環矩形負壓吸附導軌的結構參數的比例情況,並運用流體力學和氣體潤滑理論確定了環矩形負壓吸附導軌的結構參數、氣源氣壓、承載能力和氣膜厚度的確定性結論。The dr. wu lumbar tractor has modern design with two jars which utilize the condensability of air and the hydromechanical theory to realize the auto balance of the air pressure in the two jars, thus guaranteeing the elastic pulling of lumbar, the only one that conforms to the “ human bio - elastic mechanics ”
伍醫生腰椎牽引器設計新穎,採用雙氣缸連通,利用空氣的可壓縮性與流體力學的原理實現了兩氣缸壓力自動平衡,達到腰椎彈性牽引之目的,是目前國內唯一符合「人體彈性生物力學」的腰椎牽引器。And the interfaces have analog input, analog output and digital input / output. we have used differently cards, such as pc - 6330d a / d card, pcl - 728 d / a card based isa bus, ipc - 5375 i / o card and so on. in addition, we select micro - stir switches and pressure sensors as sensor elements to inspect the system and choose relays and induction valves to control the bicycle pump and the motor
總線採用isa內部總線;介面主要有模擬量輸入介面、模擬量輸出介面、開關量輸入輸出介面等,課題分別選用pc - 6330d型a d板卡、基於isa總線的型號為pcl - 728的d a板卡、型號為ipc - 5375的i o板卡;另外,課題選用了微動式行程開關、壓力變送器作為傳感元件檢測系統,選用繼電器、電磁控制換向閥實現對氣缸、電機的控制;採用vc + + 6 . 0編制控制軟體,實現了纖維鋪放技術的計算機控制。Modbus transducer is the key device in the system and is used to offer power supply of pressure and temperature sensor, to collect signal, to linearizate and compensate temperature, to calculate density, volume and mass, to transmit data to modbus network, and display the data. so the modbus transducer is a multi - parament measurement, intelligent control device which can manage multi - signal
變送器是系統的核心設備,其作用是為油罐溫度、壓力、液位、可燃氣濃度等傳感器供電,採集傳感器信號並進行線性化、溫度補償等處理,完成密度、體積和質量等參數計算,將數據輸出到modbus現場總線測控網路,根據需要現場顯示計測量參數。This thesis used aerodynamics equation and mechanics of materials knowledge analyzed the high pressure caused by overloading in terms of theory. by compared the increment of pressure in a not full container with the full one and combined with the igc - code, this thesis put forward a method of calculating safe loading capacity under different temperature
本文應用了氣體力學方程和材料力學理論知識,對充裝過量導致過高的液貨艙壓力進行了理論分析,對比保留有氣枕時的液貨艙的壓力增量和充裝過量時造成滿液的壓力增量,並結合igc規則對充裝極限的規定,提出了不同溫度下的安全貨液充裝量的計算方法。The square pattern has been obtained for the first time in dielectric barrier ar / air discharge at atmospheric pressure by using the double water electrodes and its spatio - temporal dynamics is measured by optical method. the phase diagram of pattern types as a function of air concentration and applied voltage by fixing other parameters is given
本論文採用特殊設計的雙水電極介質阻擋放電實驗裝置,首次在氬氣與空氣的混合氣體中獲得了大氣壓常溫下的穩定正方網格斑圖,並對其進行了時空動力學測量。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。Water drainage, waste water treatment, outdoors water supply drainage, and the fire protection water system. - gas utility team : specialized in design of cold water, bulk gas h2, o2, n2 preparation, purified gas supply, compressed air preparation, and special gas co2, ar2, hcl. etc preparation system, etc
氣體動力設計組:冷凍水供給大宗氣體制備提純供給系統,空氣壓縮制備供給工程,特種氣體r cl等制備提純供給工程等。This paper establishes a model simulating dam actual placing process and considering the non - continuity of initial temperature on the boundary of new and old concrete, daily air temperature change, concrete - placing temperature, hydration heat, heat insulation on boundary, water - storing process, placing intermission and curing with water. the calculation of stress field considers the concrete weight, static water pressure, thermal stress, different autogenous volume change between rcc and normal concrete, change of elastic modulus of concrete with age and creep action
考慮了乞今最為全面的初始條件和邊界條件,包括模擬壩體的實際升程過程,考慮了新老混凝土接觸面上的初始溫度不連續,逐日的氣溫變化,混凝土的入倉溫度,水化熱溫升,邊界保溫,水庫蓄水過程,澆築間歇以及灑水養生等因素;應力場的計算考慮了混凝土的自重,靜水壓力,溫度應力,常態混凝土與碾壓混凝土不同的自生體積變形,混凝土的彈性模量隨齡期的變化以及徐變的作用。The gas feed automation system, which includes field instruments, gas feed controller, wireless remote supervising system, and so on, will realize following functions : gas flow measurement, gas pressure and temperature measurement, gas flow control, gas pressure regulation, intermittent gas lift, wireless remote monitoring, and etc. this paper will discuss the following content in detail : first part is introduction
該自控系統包括現場變送儀表、氣舉配氣控制器和無線遠程監控等,主要完成天然氣流量計量、氣體壓力溫度檢測、天然氣流量控制、管道干壓調節、間歇氣舉以及遠程監控等功能。本文將會重點介紹以下內容:首先是概述部分,簡要介紹了氣舉採油技術和氣舉配氣系統的地位和現存問題,並介紹了配氣自控系統的主要性能和優點。Gas pressure thermometers are used for the most demanding requirements of measuring range, response time and accuracy in the mechanical temperature measurement field
氣體壓力溫度計用於對測量范圍響應時間和精確度都有很高要求的機械溫度測量領域。The temperature pressure measuring instruments of the standard programme can be used anywhere where liquid or gaseous materials to be measured do not attack copper alloys, do not crystallise and are not highly viscous
溫度壓力計標準程序的溫度-壓力測量儀可以用於任何液體氣體介質測量,但介質不能腐蝕銅合金結晶或高粘稠。Dwyer has been for 75 years in the world, its low differential pressure instruments are high appreciated and are applied broadly over the world
作為孔流速計使用magnehelic或minihelic壓力計可以作為孔流速計使用。用氣壓疏通孔可以保護壓力計不與流體直接接觸或發生阻塞。Vapour pressure and gas filled thermometers
蒸汽和氣體壓力式溫度計Fixed firefighting systems - components for gas extinguishing systems - requirements and test methods for pressure gauges and pressure switches
固定消防系統.氣體滅火系統元件.壓力計和壓力開關的試驗方法和要求Standard test method for vapor pressure - temperature relationship and initial decomposition temperature of liquids by isoteniscope
蒸氣壓力計測定液體的蒸氣壓力-溫度關系及起始分解溫度的標準試驗方法Modern cylinder pressure acquisition system is deeply affected by the advanced computer hardware technology. a / d card with the capabilities of high resolution, high sampling rate, non discrepancy and setting sampling rate at will is combined with a lot of excellent measuring equipment such as crank shaft angle encoder, charge amplifier, industrial control computer, etc. we use four type 6117a46 spark plug cylinder pressure sensors made by kistler corp.,
高速發展的計算機硬體技術深刻影響著現代氣缸壓力數據採集系統的發展,高解析度、高採集率、多通道、無相差和可以任意設定采樣頻率等特性的a / d板卡及一大批性能優越的相關測試儀器如轉角信號發生器、電荷放大器、工控計算機等。Timmer pneumatik gmbh - over the sales management you can receive offers and prices by telephone on fluid pumps, apparatus engineering, pneumatics component in addition to manometer, ball valves, pneumatic and / or on fluid technology
Timmer pneumatik gmbh是一家令客戶滿意的生產商和服務商,該公司提供新型的、專門的產品,例如儀器製造,球閥,壓力計,氣動組件,氣壓器械和控制,液體泵,流體技術。Firstly, this paper introduces some basic theories on computer simulation of airbag - unfolding, and presents two key technologies : finite element model and contact impact model of the airbag system. through analysis of protection of airbag for occupants, this paper takes three parameters into consideration in the simulation. on the basis of that, this paper presents an experimental method to validate the computer simulation
通過分析氣囊對人體的保護作用,提出了評價氣囊工作性能的三個參數:碰撞加速度、速度和氣囊氣體壓力,並以此作為試驗裝置設計的依據,為後面的試驗研究提供了理論基礎,確立了試驗裝置設計方案以及設計的主要技術參數。Abstract : the second class liquid pressure manometer is used as the standard unit. the method of calibrating the aneriod pressure manometer and the method of data processing are introduced
文摘:以二等液體壓力計做標準器,介紹數字式無汞氣壓計的檢定及其檢定數據的處理方法。分享友人