氣體計數器 的英文怎麼說

中文拼音 [shǔ]
氣體計數器 英文
gas counter
  • : 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...
  • : 體構詞成分。
  • : 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...
  • : 數副詞(屢次) frequently; repeatedly
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 氣體 : gas; gaseous fluid
  • 計數 : count; tally; counting計數卡 numbered card
  1. This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims

    對高壓背壓式動測量用於小量程線性尺寸測量的靜態特性曲線的理論工作拐點進行了推導,對動測量系統中的噴嘴-擋板型動傳感中的關鍵部件? ?主噴嘴和測量噴嘴的參進行了理論設,對主噴嘴和測量噴嘴的不同組合,將影響測量系統靜、動態特性指標的噴嘴參進行了對比實驗和優化設,並通過實驗驗證了理論推導,從而使動測量系統量程的示值范圍達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,測量不確定度小於0 . 2 m ,滿足了壓縮機缸蓋軟墊片厚度尺寸精密測量分組的要求。
  2. A bulb at the connector end provides a reservoir of filling gas which is necessary to give a reasonable working life.

    在連接的末端有一個小球,用以貯存所充的,其目的是為了使具有適當的工作壽命。
  3. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光,而掌握光與介質的相互作用理論是研究激光的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟和虛擬儀編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子密度分佈,得出激光場的光子統分佈,模擬激光場的動態建立過程。
  4. This thesis introduces the working principle, craftwork requirement, modeling process, control strategies and the realization of lf refining furnance bottom blowing argon control system. through the study and analysis of bottom blowing argon process control system, the thesis discusses the mean neural network model of controlled object and the mathematical models of the exectors, pwm adjustable pressure controller and pcm adjustable flux controller according to the relevant liquid knowledge and relevant data, including design data, test data and running data. to begin with the craftwork reguirement of bottom blowing argon and the actual instance of the control system, it presents the strategies of fuzzy parameters self - adaptive pid control used in pressure difference inner loop and fuzzy plus pi compound control used in flux outer loop which are based on the above modeling in order to carry out the accurate control of argon flux

    本文介紹了lf精煉爐底吹氬過程式控制制系統的工作原理、工藝要求、建模過程、控制策略以及控制系統的實現。通過對精煉爐底吹氬過程式控制制系統進行研究與分析,並根據流力學的有關知識以及有關據(其中包括設據、試驗據和運行據) ,建立起了被控對象的平均神經網路模型和執行機構(即pwm調壓和pcm調流)的學模型。在此模型的基礎上,從底吹氬工藝要求和控制系統的實際情況出發,提出了壓差內環模糊參自適應pid控制策略和流量外環模糊pi復合控制策略,以實現氬流量的精確控制。
  5. 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

    基於變壓油中溶解分析,提出了一種基於群灰色關聯度分析的變壓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算方法,算個關聯系和關聯度.然後根據給出的群灰色關聯度算方法,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絕緣故障診斷.通過大量變壓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
  6. This paper aims at the characteristics of thermal response of lpg vesse1 under high temperatue, conjoining the project of " study on transportation safety early - wdring system of lpg dangerous goods " supported by transportation departinen of china and the project of " mechanism study and numerical simulation of the explosion of lpg vessel " supported by science foundation of hubei province. the interdisciplinary research has been done among temperature field distribution of lpg vessel under flame surroundings, intensity calculation, crack propagation predication and mechanism of explosive accident, etc. three parts are analyzed and discussed

    本文針對高溫環境下液化壓力容的熱響應特性問題,結合交通部重點科技項目「液化類危險品運輸安全預警系統的研究」和湖北省自然科學基金項目「液化爆炸機理研究及值模擬」 ,對在火焰包圍下的液化壓力容的溫度場分佈、強度算、裂紋擴展預測以及爆炸事故機理等方面開展了多學科的交叉研究。
  7. With the viewpoint of dynamic and distributed parameters and parameters qualitatively coupled, computing modules of evaporator, gascooler, internal exchanger are programmed. in addition throttling valve and compressor are programmed. following are the main points of this thesis

    本文從製冷系統模擬的角度,用動態分佈參及參間定量耦合的觀點考察了蒸發冷卻和回熱,編制了各個部件相應的算程序。
  8. In order to look for the key factors governing fluidization characteristics in the dense phase pulverized powder feeder, the effects of the different operating conditions and the geometrical variables on the mass ratio of powder and gas and the stable conveying time of the system were investigated in the self - developed special dense phase powder conveying test - bed

    摘要為了尋找影響濃相粉給料流化特性的關鍵因素,在自行設的專用小型濃相粉輸送試驗臺上,考察了不同操作參和結構參對輸送固質量比和穩定給粉時間的影響,總結了各因素對流化質量的影響規律。
  9. Experiments on the gas flow patterns in the flowmeter prove that the algorithm used in arm digital gas mass flowmeter is capable of significantly improving the sensitivity of the heat sensor, hence superior in terms of the measurement of gas mass flow

    並將此演算法應用於以arm處理為核心的字式質量流量中實驗證明,該方法能夠明顯改善熱式傳感的動態響應速度,實現其快速補償。
  10. In this paper, high heat penetration into a moving particulate bed is described mathematically with a comprehensive heat and mass transfer model. the distribution of gas velocity and pressure, the temperature field of gas and solid in the moving particulate bed are examined for different conditions. the results show that thermal penetration into the moving packed - bed particles by fluid flow in porous media is high only in the position near the gas entrance. the thermal penetration thickness tends to increase with the fluid flow velocity and decrease with the particle moving velocity. in the region of thermal penetration, the porosity of solid bed has significant effect on gas field and pressure loss. it is feasible to reduce the gas pressure loss by a larger width / height packed bed in design and operation. the correspondence between thermal infection depth and particle bed height would be helpful to keep high oapacity of reactor and reduce the cost of operation

    針對移動顆粒床中物料層內的高溫滲流傳熱現象,考慮滲流與傳熱的相互作用,採用局部非熱平衡假設建立了多孔介質滲流傳熱物理學模型並進行了算.研究了不同情況下床內填充多孔介質中的流速、固溫度和床層壓力損失.算結果表明,高溫熱對移動床顆粒料層的熱滲透主要發生在滲流入口端區域,增大入口滲流速度以及減小床層物料下移速度將導致物料溫度沿床高慢速下降,熱滲透深度擴大,熱滲透作用區域內的物料溫度水平提高.在熱滲透作用區域,孔隙率對流場和壓力損失有很大的影響.研究結果對于移動顆粒床反應的設與運行具有一定的參考作用
  11. The gas sensor array testing system comprises the automated flow - injection apparatus, the data acquisition device and the pc software. sample injection and data acquisition are realized automatically through real time pc control. thereby it assures the reproducibility and reliability of testing

    研製成功的傳感陣列智能測試系統由算機實時控制,可以實現測試的自動進樣和據採集與處理,提高了測試的重復性和可靠性。
  12. Nuclear instrumentation - calibration and usage of alpha beta gas proportional counters

    核儀儀表.正比的校準和使用
  13. Iec 6 nuclear instrumentation - calibration and usage of alpha beta gas proportional counters iec 62089 : 2001

    核儀表設備.正比的校準和使用
  14. As the key of the sample injection, a digital control instrument of mass flow controller ( mfc ), which can work in online and offline mode, was designed. it can give 4 flow signals accurately at the same time. the concentration and flux of the sample gas can be set by the instrument software

    進樣裝置的核心是自行設開發的新型流量控制儀,該儀採用字介面,可以以聯機和脫機方式工作,能夠同時快速準確地輸出4路流量控制信號,對測試的流量和濃度進行設定。
  15. This article introduces the design and implement of flight simulator based on dsp which contains five parts. the first part establishs the math model of flight simulator which contains the model of aerodynamics and flight mechanics, the model of standard atmosphere and wind model ; the second part introdces primarily the arithmetic of numeric integral which is very important to dyanmic system simulant. the third part introduces the design of hard interface circuit and program. the fourth part introduces the data flow graph of the flight simulator software and gunge - kutta integral arithmetic. the finall part introduces the design of serial port communication software, it contains communication protocol, the process of upper machine and lower machine communication and the programing of serial port communication by vc + +

    本文介紹了基於dsp的飛行模擬與實現,主要分為五個部分,第一部分建立了飛行模擬的學模型,包括飛行動力學和飛行力學的學模型、標準大模型和風模型;第二部分主要介紹了值積分演算法,它在動態系統模擬中是很重要的;第三部分為硬介面設與編程;第四部分介紹了動模擬軟據處理流程和runge - kutta積分演算法;最後一部分為串口通信軟,介紹了通信協議、上下位機處理流程和vc + +串口通信編程。
  16. It is an effective way to solve this problem by combining piezoelectric quartz crystal sensor array with chemometrics. however, there were few reports in designing electric circuit, which would influence the response due to mutually interfering between oscillators. so, it is necessary to design a vibration circuit and develop it into small and convenient instrumentation to overcome this limitation

    另一方面,單一的具有選擇性的傳感在實際多組分的檢測中受到限制,而採用壓電石英傳感陣列再結合化學量學手段進行據處理卻是解決這個問題的一個有效途徑,然而在它的電路設方面,由於共振電路間的相互影響,使檢測受到很大幹擾,因此設一個相互無干擾的起振裝置來解決這個問題是十分有必要的。
  17. In experimentation, the project adopts computer, data collection board, sensor and software. finally, the theory analsis is validated that the contact of noise elimination, velocity of flow, resistance loss

    在試驗中,採用了以算機、據採集卡、傳感和處理軟得到阻性消聲的動態特性,從而驗證了阻性消聲的消聲量、流速和阻力損失之間聯系的理論分析。
  18. The main studies of this thesis have been focused on the mass transport phenomenon in the hollow fiber membrane contactor, including the development of the model of the gas diffusion through the microporous membrane, the analytical solution of the shell side mass transfer differential equation in an orderly packed parallel flow module, the calculation of the shell side flow distribution in a randomly packed module, the estimation of the influence of the random arrangement of the fibers on the shell side mass transfer, and the experiments of the absorption of co2 into water

    膜接觸是一種通過膜作為兩相之間的分離界面而實現相間傳質的雜化膜過程。本論文主要研究中空纖維膜接觸的傳質行為,研究內容包括通過微孔膜擴散模型的建立、中空纖維膜均勻分佈的平行流組件殼程傳質微分方程的解析求解、中空纖維膜不均勻分佈組件中流分佈的算、中空纖維膜不均勻分佈對殼程傳質影響的估算以及co _ 2吸收實驗。
  19. The unstable gas stream is characterized by oscillations with transient velocities of about + 100 m / s and frequencies from 50 - 200h /. the enhanced mixing and transport processes lead to a highly efficient moisture evaporation rate during pulsating spray drying. the computational fluid dynamics ( cfd ) method was used for the analysis and investigation of flow, temperature and humidity fields in a pulsating flow spray - drying chamber

    長期以來,對噴霧乾燥過程進行了各種試驗和模擬研究,但這些研究並不能揭示噴霧乾燥室內運動狀態,顆粒群的運動軌跡和各種熱力學參分佈信息,常規的測試手段又很難測得,而這些參分佈信息對乾燥和過程優化具有重要指導作用。
  20. From the calculation for the system of refrigeration, the choice of equipment, to the calculation for the temperature field and velocity field, the emphases is building model for evaporator in static state and dynamic state, do calculation and analyse for the whole space with temperature field and velocity field

    從製冷系統的負荷算,設備的選型到溫度場和流速場的算,其中重點是為蒸發製冷劑側和空側參建立穩態和動態學模型,對整個冷庫的庫空間進行溫度場和流速場的分析算。
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