能量損失系數 的英文怎麼說

中文拼音 [néngliángsǔnshīshǔ]
能量損失系數 英文
coefficient of energy loss
  • : 能名詞(姓氏) a surname
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ動詞1 (減少) decrease; lose 2 (損害) harm; damage 3 [方言] (用尖刻的話挖苦人) speak sarcas...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 能量 : 1 [物理學] energy; amount of energy 2 (能力) capabilities; capacity; 能量不滅 conservation of e...
  • 損失 : 1. (失去) lose 2. (失去的東西) loss; wastage
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. Throughout the analysis and calculation of thermoelectricity cogeneration, exergy analysis method, we can know the system ' s energy lose ratio and its reason, and endeavor to improve the technology for energy return

    本文採用了(火用)分析與計算方法分析了統中和部位,為節技術改造提供有效的依據。
  2. Using flyer velocity gained from energy characterizing method, definite parameters of flyer and explosive, deterministic parameters of initiation system critical initiation energy to flyer of explosive can be theoretically calculated. associating with critical initiation voltage of explosive experiment measuring comparisons and evaluations can be conducted for flyer sensitivity of explosive

    利用法求出的飛片速度以及已知的飛片參、炸藥參、起爆統中的既定參,可以對炸藥的飛片臨界起爆進行理論上的計算,結合實驗測的炸藥臨界起爆電壓值,可以對炸藥的飛片感度進行比較和評價。
  3. The study result also shows that there is significant energy exchange between all the pipe sections connected to the same junction, therefore, those flow phenomenon can not be accurately reflected if neglecting or adopting the constant energy loss coefficients

    研究結果還表明,與同一結點相接的各管段間存在顯著的交換,因此,忽略或採用恆定不變的能量損失系數均不正確地反映這些水流現象。
  4. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況,在回顧電梯液壓控制統節技術的基礎上,介紹了本課題研製的「採用蓄器的液壓電梯變頻節控制統研究」的基本原理,分析了動力統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節統液壓動力泵站的結構設計和參設計,重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄器迴路泄漏油機理的研究及其補償裝置的設計、蓄器-泵馬達壓力轉換裝置的設計、多功集成控制閥組的設計等內容;最後簡單介紹了本課題矢控制變頻控制櫃的外部附件電氣接線、計算機控制及據採集統的硬體設計等內容。
  5. The work on seasonal dynamics of litter input and decomposition and the relationship between them and environmental factors was studied through the method of harvest and weight loss. soil respiration rate was measured by alkali - absorption method and the contribution from soil microorganism respiration and from root respiration was determined through trendline method of linear regression between soil respiration rate and belowground biomass. mathematical models were established between the seasonal dynamics of main components of soil total respiration including soil respiration, root respiration, soil microorganism respiration, litter respiration and environmental factors

    應用收獲法和重法對枯枝落葉輸入與分解的季節動態及其與環境因子的關進行了研究;應用靜態氣室法測定了土壤總呼吸和凋落物呼吸,應用土壤呼吸與地下生物線性回歸趨勢線法測定了土壤微生物呼吸及根呼吸的貢獻,運用相關分析法建立了土壤總呼吸、根呼吸、土壤微生物呼吸及其凋落物呼吸季節動態與環境因子之間的學模型;應用灰色分析比較了兩群落土壤呼吸季節動態產生差異的原因;應用干重換演算法對土壤微生物積累的季節動態進行了測定,建立了土壤微生物積累與環境因子的學模型;應用統分析方法,利用分室模型,對兩群落枯枝落葉與微生物之間的流動進行了定測定和穩定性分析。
  6. In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards

    論文第三章針對組成統的各個模塊進行了機理建模,並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題統的模擬研究,主要針對影響統特性的主要參變化,動態分析統的輸出特性,在上下行工況中,分析了電機軸粘性阻尼、軸摩擦力矩、主迴路蓄器迴路液壓泵馬達內泄漏、蓄器氣體容積、液壓缸柱塞粘性阻尼摩擦以及不同運行樓層工況等參統特性的影響;最後對軸向柱塞泵馬達的流壓力脈動對電梯轎廂速度的影響和蓄器內油液體積機理進行了理論研究。
  7. The pneumatic performance of the fan was got when working at several different rotation speeds based on the similar theory, which is useful to estimate the pneumatic performance of the fan when the air flow of the fan changes, and further the grain loss of the unit can be estimated

    由裝置出風口的氣流流,通過特性曲線來求解出風機該狀態下的其他性,分析此情況下的風機性對裝置落粒的影響因素。
  8. The effects of a wide variety of parameters such as the velocity, the temperature, the inlet moisture content of the primary and the secondary airflow, the channel width on basic thermodynamic criterion, such as thermal efficiency, exergy efficiency, exergy efficiency ratio, thermodynamics consummation, exergy destruction rate, exergy destruction coefficient, are simulated numerically

    在此基礎上,通過一些基本的熱力學指標,如換熱效率、火用效率、熱力學完善度、火用率、火用等,對間接蒸發冷卻過程以及有用的利用、情況進行了分析和研究。
  9. Process capability index ( pci ) is also an important method to measure and improve quality, which has play a key role in assuring quality evidence, lowering cost and raising customer satisfaction indexes ( csi ). this paper studies the applications of pci and control chart from the actual viewpoint, and discusses the applications of the probability a, ( 3 of type i, ii error of the control chart, the detecting power and pci based on x control chart. in addition we explore the relationship between qlf and pci, put forward the concepts of relative loss and loss extent, adopt the linear plan to optimize pci and decide the best loss extent of each process. an example is given

    )控制圖為例,討論了控制圖的兩類錯誤、檢出力與過程力指在實際中的應用;重要的是討論了質與過程力指之間的關,提出了相對質度等概念;研究了多道工序相對質度對總質的影響,並從質的角度出發,採用線性規劃的方法,優化多工序的過程力指,確定各道工序的最佳度,實證討論了這種關,同時可以利用這種關對供應商進行評價,給出了從全局的、動態的角度選擇供應商的方法,為上下游企業間的配合、監督及共同進步提供了理論基礎和實現途徑。
  10. There are a lot of advantages when inner trachea applied in air pre - heater, such as the improvement of the temperature of pipe, the low consumption of metal, except for the increment of flow resistance. according to many related papers, it is more proper inner trachea with the structure of short distant between two whorls and shallow depth of whorl. it can enhance heat transfer with smaller flow loss

    內螺紋管是一種異形管,和光管相比,管內側的換熱大大增強了,應用於空氣預熱器可以起到提高總傳熱、節約受熱面金屬消耗的目的;同時提高了管壁溫度,夠減輕低溫腐蝕的程度和速度;不足之處是帶來了更大的阻力
  11. Respective simulation of the liquid cooling system and the circulatory system of cooling fluid, which mainly concerns the simulation model of the four major components in the refrigerating system and the water pumps and heat exchangers in the cooling circulatory system. experimental research of the assembled system of liquid cooling system, which yields the system perform parameters of refrigerating capacity and resistance loss in different working conditions. collection and comparison of the experimental data got from simulation and experimental research, which proves simulation and the experiment result are well tallying, hereby, testifies the emulational veracity of the cooling system

    主要對製冷統中四大部件和冷卻液循環統中的水泵、換熱器進行了學建模;利用組裝的液冷源統進行實驗研究,得到不同的工況下統的製冷、阻力統性;對模擬和實驗研究中得到的大實驗據進行匯總比較,發現模擬和實驗結果吻合較好,驗證了液冷源統模擬的準確性。
  12. From this point of view, a general analytic expression for the coefficient of local energy loss was presented based on the principle of hydrodynamics, together with experiments on particular flow characteristics and energy dissipation mechanism at right - angle junctions, and the expression was validated with the experimental data

    為此,根據水動力學基本原理,在分析90匯流口獨特水流特性及耗散機理的基礎上,提出了局部能量損失系數的綜合表達式,並應用試驗資料對該綜合表達式進行了驗證。
  13. During the hydraulic calculation on pipeline network, it is unacceptable to neglect local energy loss or to adopt constant local energy loss coefficients

    進行管網水力計算時,忽略結點處的局部或採用不變的局部能量損失系數均是不合適的。
  14. There must be more application systems and more users in our campus network in future. this complexion can bring two problems : first, the possibility that cwiss are attacked by hacker is higer because the more and more resource in our cwiss. second, users have to supply their accouts and password repeatedly when they want to enter different systems, the method is to fussy, more important, can lost the password, canse fatal lost

    今後還會不斷增加新的應用統,用戶也會不斷增加,這樣就帶來了信息安全方面的兩個問題:一是上網的信息資源越多,受黑客攻擊的可性越大(尤其是一些敏感據) ,二是眾多用戶面對多個統要重復輸入帳號、口令等信息,不僅煩瑣,更重要的是容易出現口令丟,一旦口令泄漏會造成不可估
  15. Measurement of dispersion power penalty in digital single - mode systems

    字單模統中色散的測
  16. It is more suitable to the practice using qlf to measure quality. this paper discusses the defect of quadratic loss function and studies the models of inverted normal and inverted gamma loss function. we explore the relationship between qlf and signal - to - noise ( sn ), put forward multivariate qlf model based on sn, which overcome the flaw that single - characteristic can not reflect multi - characteristic in practice

    本文討論了二次模型的局限,在此基礎上研究了逆正態、逆伽瑪模型;探討了質與信噪比的關,提出了基於信噪比的多元質模型,克服了單質屬性不反映實際中多維質屬性的質的弊端,實例證明該方法是可行的。
  17. This paper describes the front - end electronics and data acquisition ( daq ) system used in electron energy loss coincident spectrometer ( eelcs )

    摘要介紹了用於原子分子實驗的符合譜儀的前端電子學和據獲取統。
  18. A calculation comparison on the pipeline network system consisting of pipe sections of short length is made herein with three calculation methods respectively, i. e. neglecting the local energy loss at junctions ; adopting constant local energy loss coefficients and the semi - empirical relationships based on experimental data related to the flow conditions, from which the calculated results for the flow rates of the pipe sections are largely deviated

    文中分別應用三種計算方法,即忽略結點處局部、採用恆定不變的結點局部能量損失系數,以及根據試驗成果所得的與水流條件有關的半經驗公式,針對短管段構成的管網統進行了計算比較,管段流的計算結果相差很大。
  19. According to the principle of hydraulic resistance loop sys tem, a method for obtaining the best transmitting parameters of hydraulic system s, is presented by transforming relevent pressure energy and energy loss on trans mitting road into all impedances of the transmitting road respectively

    介紹了一種根據液壓阻力迴路統學原理,通過把液壓統中壓力的傳遞和傳遞過程中的轉化為傳遞路線上所遇到的所有阻抗,提出了一種獲取液壓傳動統最佳傳遞參的方法
  20. With the development of the thermal power station towards large capacity, high parameter, integration and the continuous improvement of data - gathered system in operation, it will be an important task of engineering practicality to build an energy - saving potential diagnosis system with the function of on - line monitoring, energy - loss diagnosis and operation guidance, which can find the main source of economy - loss in operation adjustment and the equipment drawback management, thereby instructs the running adjustment, renovation and improve the operation economics of the units

    隨著火力發電機組逐漸向大容、高參、集成化方向發展,運行據採集統的不斷完善,建立一個集在線監測、診斷、運行指導等功於一體的節潛力診斷統,在線找到機組在運行管理和設備缺陷方面的主要經濟性根源,從而指導機組的運行調整和設備的改造,提高機組運行經濟性,將是一個具有重要工程實用意義的課題。
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