氣壓計的一種 的英文怎麼說
中文拼音 [qìyājìdeyīzhǒng]
氣壓計的一種
英文
baroscope- 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。
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 的 : 4次方是 The fourth power of 2 is direction
- 種 : 種名詞(姓氏) a surname
- 氣壓計 : air gage
- 氣壓 : [氣象學] pressure; atmospheric pressure; barometric pressure; gas pressure; air pressure
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The correlation is considered to be an accurate method for the calculation of pressure drop in the pneumatic transport of solids.
這個相關規律被認為是在固體氣體輸送中一種計算壓降的精確方法。Abstract : the analysis of the mechanical and pneumatic control systems of scutcher machines is studied in this paper, a hydraulic control system with electro - hydraulic proportional valve to regulate the force imposed on the cotton lap is proposed. it can improve the quality of the lap, simplify system design and reduce cost. therefore, it is a very promising scutcher machine control system
文摘:在分析了機械式和氣動成卷機成卷壓力控制系統的基礎上,提出了一種採用電液比例控制技術的成卷機控制系統.它不僅可以提高成卷質量,而且可以簡化系統設計,降低成本,是一種有希望的成卷機成卷壓力控制系統He had, like other philosophers, a thermometer to show him the heat of the weather, and a barometer to mark when it was likely to prove good or bad ; but, there being no instrument invented to discover, at first sight, this unpleasing disposition in a person, he for that purpose made use of his legs ; one of which was remarkably handsome, the other, by some accident, crooked and ] deformed
他像一般哲學家一樣,具有一具顯示氣溫的寒暑表,和一具預示晴雨的氣壓計;但什麼人有這種壞脾氣,世界上還沒有人發明什麼儀器,可以使他一看便知,因此他就利用他的兩條腿;一條長得非常好看,另一條卻因曾逢意外事件而成畸形。Abstract : a portable digital instrument for multi - using ( multi - parameter ) is introduced. it includes the function of vacuometer, atmospheric pressure altimeter, thermometer ( environment ) and pressuremeter ( for example the standard pressuremeter of sphygmomanometer calibration )
文摘:介紹一種便攜、數字式的多用途儀器,它具有真空度計、氣壓高度計、 (周圍環境)溫度計以及壓力計(例如可作為校準血壓計的標準器)等功能。A novel low mechanical hysteretic ceramic capacitive pressure transducer has been made, by using of ceramic sealing technology ; integrate circuit ( ic ) technology and thick film plane fixing circuit technology. this transducer is made of a deformable ceramic diaphragm and a ceramic base plate, between which has an air cavum. a coaxial gold electrode was fired onto the diaphragm and the base plate
本文利用新型陶瓷技術、集成電路技術和厚膜平面安裝電路技術,採用零力學滯后的陶瓷和陶瓷密封材料進行設計製造了一種非充液乾式的電容式壓力傳感器,該壓力傳感器由較厚的陶瓷基體和較薄的陶瓷膜片構成,中間形成一空氣介質腔,在基座和膜片之間內置同軸的雙電極,組成兩個電容,當膜片承受壓力時發生位移,使電容量產生變化,經後置處理電路直接轉換為可輸出的直流電壓信號。Di - on electric one of the beijing hi - new - tech enterprise develop and manufacture lots of equipment like sf6 dewpoint meter dp100, cable fault location system cfl6000 and more. di - on electric supply the most advanced technology and equipment on such as gis surge arrestor on line monitoring, resistance measuring, ac dc metrology, thermal - temperature bridge, power transformer diagnostic and testing, cable diagnostic and fault location, sf6and oil moisture measuring, oil treatment and testing, optic fiber temperature monitoring, circuit breaker testing, relay testing and more
迪揚電氣在gis和避雷器的帶電測試與故障診斷分析,電力電纜的故障定位與局放檢測,變壓器電抗器的各種測試診斷與溫度監測, sf6的水分測量與回收,絕緣油的測試分析與濾油處理,紅外測溫與光纖在線測溫,以及各種電阻測試與計量,溫度計量與電能計量等方面擁有世界一流的技術與成熟的儀器設備。Utilising dissolved gases analysis, a new insulation fault diagnosis method for power transformers is proposed. this method is based on the group grey relational grade analysis method. first, according to the fault type and grey reference sequence structure, some typical fault samples are divided into several sets of grey reference sequences. these sets are structured as one grey reference sequence group. secondly, according to a new calculation method of the grey relational coefficient, the individual relational coefficient and grade are computed. then according to the given calculation method for the group grey relation grade, the group grey relational grade is computed and the group grey relational grade matrix is structured. finally, according to the relational sequence, the insulation fault is identified for power transformers. the results of a large quantity of instant analyses show that the proposed method has higher diagnosis accuracy and reliability than the three - ratio method and the traditional grey relational method. it has good classified diagnosis ability and reliability
基於變壓器油中溶解氣體分析,提出了一種基於群灰色關聯度分析的變壓器絕緣故障診斷新方法.首先根據故障類型與灰色參考序列構造,選擇變壓器典型故障樣本構造多組參考序列,這些參考序列組構成一個灰色參考序列群.其次根據給出的新的關聯系數計算方法,計算個體關聯系數和關聯度.然後根據給出的群灰色關聯度計算方法,計算群灰色關聯度和構造群灰色關聯度矩陣.最後根據關聯序識別變壓器絕緣故障診斷.通過大量變壓器絕緣故障診斷實例分析,所提方法診斷準確性與可靠性優於三比值法和傳統的灰色關聯分析方法,具有較好的分類診斷能力和可靠性The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade
葉片內部通道冷卻是一個復雜的對流?導熱耦合傳熱問題,本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上,建立了三維、可壓縮紊流的物理模型,得到了通用的求解辦法;利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模型,計算了冷卻空氣通過這幾種通道時的流動與換熱情況,得到了各種不同情況下計算區域的溫度場、壓力場、速度場;在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響,並整理得到了各種通道形式下,努謝爾數和阻力因子與雷諾數的函數關系;本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果,通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較,表明了這種新型鮚構的優勢,對于葉片內部通道冷卻結構的設計可以起到指導的作用。This pump is of jet pump with circulating water asworking liquid and designed by negative pressure produced from spraying liqunid. it is ar new vacuumair pump, which can provide with circulating cooling water to the reaction of device at same time
該泵是以循環水為工作流體,採用射流技術產生負壓而設計的一種新型真空抽氣泵,它不僅是一種真空抽氣裝置,同時還能向反應裝置中提供循環冷卻水,該泵具有不用油、無污染、耐腐蝕、噪音低、方便靈活等特點。Aim at high pressure high temperature well practice engineering question in field development engineering, especially cnpc southwest oil gas branch gas recovery academy project ' s concretion demand, based upon in existence measuring and testing techniques foundation, the dissertation produce a sort of new optical fiber downhole high pressure high temperature test system, and finish downhole fibre optic pressure sensor ' s design
本文針對油氣田開發工程中高溫高壓井的實際工程問題,特別是cnpc西南油氣田分公司采氣工程研究院科研項目的具體要求,在分析研究現代測試技術基礎上,提出一種新型的光纖式井下高溫高壓測試系統,並主要完成了井下光纖壓力傳感器的設計。Based on detailed analyze on turbine engine and ramjet, a new conceptive internal - rotor burnt rotating ramjet ( irbrr ) with an rotating cylinder in the center of rotor in which the revolved stream can be ram - compressed and burnt has been proposed and some primary research have been done as below : the scheme of structure, principles, thermodynamic cycle and performances of the new conceptive engine has been studied in the paper
本文通過對燃氣渦輪發動機和航空沖壓發動機的原理結構進行詳細分析並進行融合創新,提出了一種利用內置旋轉汽缸進行旋轉氣流沖壓壓縮和旋流燃燒的新概念內置燃燒室旋轉沖壓發動機,並進行了一些前期的基礎性探索研究,具體研究內容有:對旋轉沖壓發動機進行了總體方案設計、工作原理分析、氣動熱力循環和性能分析等概念性研究。Royco 889 is a synthetic - based lubricant formulated for use in gas compression applications that require wide operating temperature ranges and minimun interaction between the lubricant and the process gas
Royco 889是一種合成型的潤滑油,專門設計用於需要寬工作溫度范圍且能最大程度上減少潤滑油與氣體反應的氣體壓縮過程。Hydraulic pound, vibrate, noise and cavitation are the main difficult problems in water hydraulic valves, and finite element numerical analysis is proved to be an effective computational method, so numerical simulation and visualizing research on the flow field in water hydraulic valves by applying finite volume method is very important
水壓閥中的液壓沖擊、振動、噪聲以及水壓閥中的氣蝕是研製水壓閥存在的主要難題,而有限體積數值計算方法又被證實是一種可行而有效的流場計演算法,因此應用有限體積法對水壓閥閥道內流場進行數值模擬和可視化研究,是非常有意義,也是非常重要的。The high - intensity - discharge ( hid ) lamps are widely used in lighting system for the high luminous efficacy, long life and good color rendering. high - pressure - sodium ( hps ) lamps have the best combination of the above properties and are considered as ideal light sources. therefore the design of the electronic ballast for the lamps is an important part of the green lighting project
高強度氣體放電( hid )燈以其光效好、壽命長、顯色性好而在照明領域得到廣泛應用,高壓鈉燈( hps )即為一種具有上述優點的理想光源,而設計與之相匹配的電子鎮流器是實施綠色照明工程的重要組成。Based on studying a long focus oblique real - time aerial camera, this paper studys the reason of being out of focus systematically, and points that the primary reason of being out of focus is due to the change of environment ( temperature > atmospheric pressure ) and oblique photographic distance, and according to the three factors, talk about the effect on being out of focus of camera, the simple maths equation is presented in order to calculate out of focus
基於一種長焦距斜視實時航空相機的研製,深入地探討了導致相機離焦的原因,指出環境(溫度、大氣壓力)變化和照相距離的變化是導致相機離焦的主要原因,分別從溫度、大氣壓力、照相距離這三個方面的變化對相機離焦的影響進行研究,給出了計算相機離焦量的簡化數學模型。During the steady state of intake test, when intake pressure is over about 20. 4kpa, the vacuum pump does n ' t work properly, because this pressure is over the normal range of it, but the turbo diesel engine ' s operating conditions are larger than that of it. so we use the 3 - d calculation results instead of test for the next calculation
而對于增壓柴油機在正常工況下的進氣壓力均在20 . 4kpa以上,故在這種情況下利用三維數值計算值來代替試驗,作為試驗的一種補充,為進一步研究變工況的進氣過程提供依據。On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully
高壓斷路器所造成的事故無論是在次數,還是在事故所造成的停電時間上都占據總量60以上。因此,及時了解斷路器的工作狀態對提高供電可靠性有決定性意義;並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法;提出了二次迴路保護器的概念,並將跳、合閘線圈完整性監視和二次迴路保護結合起來,給出具有完整性監視功能的二次迴路保護器實現方案;根據斷路器生產廠家提供的斷路器額定短路電流分斷次數,計算每次分閘對應的觸頭電壽命損耗,預測觸頭電壽命;提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法,並根據此時的負荷電流間接計算主觸頭迴路的電阻;在硬體電路設計上,採用美國ti公司最新推出的一種功能強大的單片機msp430 ,並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題;在通信模塊的設計中,解決了不同工作電壓晶元之間的介面問題,並給出了直接聯接的接線方案。The method of prediction the discharge coefficients of film cooling holes on the turbine blade suggested by d. a. rowbury et. al has been improved in this paper to fit the computations in the cases of low pressure ratios and the holes in leading edge region especially. the effects of external cross - flow, hole geometry and reynolds number in the hole were taken into account. an additive loss coefficient method is subsequently applied to the test data in order to assess the effect of the external cross - flow
Rowbury等提出的流量系數工程演算法進行了改進,計算結果和實驗數據的比較表明改進后的新模型使低吹風比和前緣駐點附近流量系數的計算得到了明顯的改進,而在高吹風比下仍能保持與實驗數據相符,這種演算法有可能成為低壓比情況下型面氣膜冷卻的一種通用設計方法。According to the practice of boiler and factors, a new multifunctional gas - cutting machine is designed, which is easy to use and improve the openings quality, reduce labor intensity and avoid the waste of raw materials
摘要根據需開孔的曲線軌跡放樣原理,設計了一種用於壓力容器氣割開孔的多用途機械,使用方便,可提高開孔的質量,減輕勞動強度,避免原材料的浪費。The altimeter used in most airplanes is a kind of barometer, which like barometers found in ordinary homes, is a measuring instrument for air pressure
(許多飛機上使用高度計是氣壓計的一種。這種氣壓計就象普遍家庭使用的晴雨表一樣是測量空氣壓力的儀器。 )分享友人