能量不變原理 的英文怎麼說

中文拼音 [néngliángbiànyuán]
能量不變原理 英文
conservation of energy
  • : 能名詞(姓氏) a surname
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 名詞[書面語] (剁物所用的木墩) a block of wood
  • : Ⅰ形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • 能量 : 1 [物理學] energy; amount of energy 2 (能力) capabilities; capacity; 能量不滅 conservation of e...
  1. When measuring the magneto performance parameter , we find that the instrument which use to measure voltage and current is still the simple voltmeter and amperemeter in the national standard , and the form of wave that we observed is anomaly. based on the measure principles, it obviously ca n ' t be used to do quantitative analysis ; because the discharge process of ignition system is quite complex, accompanies with very strong electromagnetism interference, and the ignition current and voltage are variable , it make the measure of ignition energy become a difficult thing of ignition system performance detection

    在磁電機常規測時,發現在國家標準中用於測電壓、電流的儀器仍然是普通的電壓、電流表,而觀測到的波形多為規則的形狀,根據測,顯然用其來做定的分析;由於點火系統的放電過程比較復雜,伴隨著很強的電磁干擾,點火電流、點火電壓都是,使得點火的測成為點火系統性測試的一個難點。
  2. But as a kind of mature management system, it has n ' t been applied successfully in most of chinese companies. the reasons of that include misunderstanding of science property of overall budget management 、 unfit budget management organization 、 lack of scientific management methods, and another important reason is that most of companies use the traditional building method of budget management system. the traditional building method based on the company ' s existing department functions, keeping the existing management process and work process fixedness, and expressing the department ' s work plan in quantity or currency form as their budget

    然而全面預算管作為一項比較成熟的管體系,在我國大部分企業卻並沒有得到很好的實施,這其中固然有對全面預算管科學性認識足、預算編制工作的組織到位、缺乏科學的預算管手段和控制手段等因外,另一個重要因是大部分企業在構建全面預算管體系時使用的是傳統的構建方法,即基於企業現有的部門職劃分而進行的,在保持作業流程和管流程的情況下,將部門工作計劃以貨幣或數的方式表示出來,即成為公司預算。
  3. Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test

    監測儀夠完成包括三相電壓、三相電流的有效值、功率因數、三相平衡、電壓短期閃、以及20次內的諧波、諧波相位、諧波失真總等的測。論文重點介紹了以下幾部分: ( 1 )電路的總體設計和功; ( 2 )硬體設計,包括a d轉換、鎖相環、液晶顯示和按鍵輸入等和電路。 ( 3 )系統軟體設計,包括a d轉換、 fft 、數字濾波等程序的和演算法以及上位機監控界面的設計; ( 4 )系統測試。
  4. The subject for different process technology and surface treatment of crank takes tracking checkout for its internal stress, analyses relation of jumping measurement, deformation measurement, recovery measurement and stress change, finds the reason and usual law of jumping overproof of crank. through cold pressure alignment, hot pressure alignment, support aged alignment and so on methods for 42crmo steel crank, the subject checks change of stress in the process of alignment and change of tissue and property after alignment for crank, and gives comprehensive evaluation for every alignment technology, then give safe and feasible technology parameter

    本課題主要是對同加工工藝及同表面處過程的曲軸,對其內應力進行跟蹤檢測,分析各工藝過程中跳動、恢復與應力改的關系,找出曲軸跳動超差的因和一般規律。通過對42crmo鋼曲軸進行「常溫壓力校直」 、 「熱壓力校直」 、 「支撐時效校直」等方法的校直,檢測校直過程中曲軸應力的化及校直后組織和性的改,進而對各校直工藝進行綜合評價,給出安全可行的工藝參數。
  5. Then a vsc controller using on - off valve and two potentiometers are designed for cushioning control system. it can realize the balanced, no shock, no reversing cushioning. experiments under different air pressure, load mass are carried out, and the results prove that the vsc controller can be used in pneumatic cushioning

    第五章首先介紹了結構控制的和應用發展情況,然後針對本實驗系統設計了一個使用開關閥和端位位移傳感器的結構控制方案,實現緩沖過程的平穩無沖擊和無回彈要求,並在同氣源壓力、同負載質下分析了控制性化,實驗結果證明緩沖控制採用結構控制是可行的,並具有很強的魯棒性。
  6. Creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    基於現有的試驗資料,高層及大跨度民用建築的徐分析只參照橋梁結構中的徐系數方法或水工結構中的徐度方法進行.從徐系數的定義出發,利用積分中值定和疊加,推導並修正了加載齡期與起算齡期同時徐收縮應的表達式,對比了應用徐系數分析徐的有限元法和應用徐度分析徐的初應法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐度的初應法來估算徐對高層及大跨度民用建築的影響
  7. Abstract : creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    文摘:基於現有的試驗資料,高層及大跨度民用建築的徐分析只參照橋梁結構中的徐系數方法或水工結構中的徐度方法進行.從徐系數的定義出發,利用積分中值定和疊加,推導並修正了加載齡期與起算齡期同時徐收縮應的表達式,對比了應用徐系數分析徐的有限元法和應用徐度分析徐的初應法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐度的初應法來估算徐對高層及大跨度民用建築的影響
  8. The principle of the neural network models is different from that of the real - time running models. the latter is designed on the engine running, so the effect of the control strategy on engine performance can be observed clearly. while the former works out the solution directly from the testing data, avoiding the complex calculation procedure

    神經網路模型與實時運轉模型的構成同,實時模型以發動機運轉機為設計依據,使于充分觀測控制策略對發動機各種性指標的影響;而神經網路模型是根據己有的試驗數據進行直接推,可避免大的簡化、推導、求解過程,對于諸多機繁復的發動機而言是一極佳的求解方案,因此就更全面的進行電控系統的調試評估考慮,兩種模型有著良好的互補性。
  9. Thirdly, it is supported by java technology. java language is not only a right programming language to build agent, but also it has some characters such as architecture neutral and higher safety, running java applet, program can increase the functions of the client, lighten the burden on the server, as well as can operate the client contents according to the privilege assigned, and in order to increase the safety of system. finally, in the thesis, by using the knowledge related probability and statistics, author puts forward a kind of method which can make the grade mark quantifying, and with this method, the problem which is how to get an accurate evaluation for the subjective test questions that learners answer in exam, is solved primely

    本文針對以上缺點,提出基於agent的個性化遠程教學系統,本系統中引入分散式人工智慧( dai )領域中的agent技術,在系統中構造一個學習者agent ,它隨時跟蹤學習者的學習過程,記錄其興趣、愛好等個性特徵,並適時地調整對其採用的教學策略,有效地解決了目前的系統智性較低的缺點;其次,本系統採用xml技術來組織教學內容,改了html中內容和形式捆綁在一起的缺點,使得內容和形式相分離,從而可以為太工大學碩士學位論文同認知水平的學習者提供同的教學內容,增強了交互功;另外,本系統採用java技術, java語言僅適合作為agent的開發語言,而且java語言具有平臺無關和安全性高的特點,通過運行javaapplet來增強客戶端的功,減輕服務器端負擔,並且這些appiet根據客戶賦予的權限對客戶端內容進行操作,增加了安全性;最後,本文運用概率論與數統計學中方法,提出一種把等級成績數化的方法,很好地解決了對學習者考試中主觀題的準確評價問題,為實現個性化教學提供了一個較準確的依據。
  10. Through analyzing the effect of temperature and nitrogen on crude oil viscosity the influences of different nitrogen injection volume and injection modes on steam displacement are contrasted, the mechanism of nitrogen - assisted steam stimulation is clarified, which includes : heat carrying capacity is raised, the saturation of remaining oil is reduced after nitrogen - assisted injection is made ; crude oil flow is enhanced because of nitrogen compression and dispersion and the change of oil flow shape ; water back - production rate is improved by expanding the steam sweep volume and compensating in - situ energy ; steam distillation effect is enhanced

    通過分析溫度、氮氣對油粘度的影響,對比同注氮同注入方式等對蒸汽驅油效果的影響,弄清了氮氣輔助蒸汽增產的機主要表現在:氮氣輔助后增加攜熱力,降低殘余油飽和度,氮氣的壓縮膨脹作用分散和改油流動形態,增強了油流動性;擴大蒸汽的波及體積,補充地層,提高回採水率,強化蒸汽蒸餾效應。
  11. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的(發熱)和c 、 h 、 n元素含,根據實驗結果分別建立了以h和c為自的生物質預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置轉化率計算和生物質利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分法和p函數對其動力學參數進行了求解,解析出各種生物質的頻率因子和活化參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述,提供了論和依據; ( 3 )為研究和確定同尺度的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對同粒度的生物質顆粒的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳熱學論對生物質傳熱過程及充分熱解時間論進行了研究,解析推導出了同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間( t ) ,得出了論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設計和預測提供了論依據; ( 5 )根據上述實驗結果,綜合運用工程力學、工程材料、機械設計學,推導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻率)合匹配論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產力設計論和功率計算方法及臨界轉速論等。
  12. It also builds the mathematic model of all section of vscf ac exited wind power generation system on a - b - b and d - q coordinate system by the coordinate commutation technology. the thesis gives the characteristics of torque, active power, reactive power and the steady - state analysis of it. it proves that the capability of wind generator is determined to slip, the amplitude and phase of rotor voltage, the phase dispatch between stator voltage and rotor voltage

    並分析了交流勵磁風力發電機作速恆頻運行時的工作,闡述了與同步發電機、異步發電機的同之處,分析了其平衡關系,在坐標換技術的幫助下,詳細推導了交流勵磁發電機在a - b - c坐標系和d - q坐標系下的數學模型,分析並模擬了其有功和無功特性、轉矩和功率調節特性、穩態運行和機械特性,證明了發電機的性由轉差率、轉子電壓的相位和幅值、定轉子電壓相位差所決定的。
  13. In this application, the lorentz force generated by the interaction between the current in the wire and the geomagnetic field produces an electro - dynamic drag leading to a fast orbital decay. in this paper, we make an intensive study of the process of de - orbiting using electro - dynamic tether system. the concrete work includes : firstly, i have studied the basic principle of how to generate the electro - dynamic drag, modeled via accuracy geomagnetism, made a concrete analysis of the de - orbiting duration, the magnitude and direction of electro - dynamic drag under the action of the dipole and accurate geomagnetic models, set up a counterbalance between electro - dynamic torque and gravity gradient torque, emulate the de - orbiting process of spacecraft, and compared the change of six orbital factors and the de - orbiting duration under the action of the dipole and accurate geomagnetic models

    本文對基於電動力纜繩的航天器離軌過程進行了深入研究,具體工作如下:首先,本文研究了電動力纜繩產生電動力拉力的基本,建立了精確地磁場模型;分別在偶極子模型和精確地磁場模型作用下,對電動力拉力的大小、方向、離軌時間及電動力纜繩傾角的大小進行了計算分析;建立了電動力力矩與纜繩系統重力梯度力矩的平衡關系;分析了電動力力矩為系統提供;最後分別在偶極子地磁場模型和精確地磁場模型作用下,對受電動力纜繩作用的航天器的離軌過程進行模擬,分析了在同精度地磁場模型下,航天器離軌過程中各軌道參數的化情況,並比較了同模型對離軌時間的影響。
  14. Based on the theoretical analysis and experimental researches, it is presented that the wider spectra are resulted from the many fluorophores with large numbers of vibrational energy levels on the ground level in the blood cells, and the reduction of the spectral intensity is due to the reabsorption of the blood cells and the energy transfer of the collisions between the fluorophore and another one or other macromolecule. on the other hand, when the concentration of the blood cells is increased, the reabsorption of the blood cells, the secondary fluorescence due to the reabsorption and the influence of the concentration on the energy levels of fluorophores are all the factors of the red - shifted spectral peaks

    在進行論分析和研究的基礎上,提出了因血細胞中存在多種熒光團,且這些熒光團的電子級上又存在大同的振動級,從而導致被激發的熒光團發出較寬的熒光光譜;血細胞濃度的增大,熒光團以及其他大分子之間的距離小,造成它們之間因碰撞的轉移概率加大,因而易產生熒光猝滅,結果導致熒光強度的小;血細胞溶液中重吸收所導致的熒光猝滅和二次熒光發射,以及血細胞濃度的化對其中熒光團級系統的影響都是導致熒光峰值波長「紅移」的因;進而研究了led光誘導血細胞產生熒光光譜的機
  15. However, there is one kind of possible approach, in which mode of energy stream ' s transmission is changeable through changing structure

    只有通過改結構,從上使流的傳遞方式發生改,才從根本上克服有無級速器的足。
  16. This dissertation is faced to the process of steel rolling to found network of manufacture material flow, basing on it founding guide line evaluation system of the cost of unit standard producing working procedure, guide line evaluation system of the quality cost of unit standard producing working procedure and guide line evaluation system of performance and efficiency ; and base on the cost data of all kinds of material flows, manufacture flow, flux data, manpower, energy consume, material consume, capital asserts occupied, fund occupied, and the production in working procedure, throughput of the materials in working procedures in the flow and countercurrent flow in the network of material flow of recorded in working procedure producing, using the “ whole closed down lane ” model to describe network of manufacture material flow of steel rolling, found the cost analyzing model system of the network faced to producing process. make the cost increasing of the producing by abnormity material flow in working procedure, and even the cost increasing of the producing procedure as the cost of the management behavior of working procedure fallen under cost evaluation guideline in responsible working procedure, so as to ration measure the factors fast correlated with management behavior by measuring the cost

    在企業管信息化輔助工具所建立的數據平臺基礎上,建立了以基準物流圖模型為基礎的軋鋼生產主流程物流網路拓撲圖,根據圖論的論求解最大流和最小費用;計算每個生產節點的加工成本,分離質成本,克服了單純財務數據進行成本核算所帶來的缺陷;建立了軋鋼生產主流程工序含鐵物料吞吐力基準圖模型,並根據此模型建立了軋鋼生產主流程工序激勵物流協調性和匹配性、工序響應物流協調性和匹配性分析的過程力指數計算方法;通過引入決策單元綜合投入與綜合產出效率最優則的模型和基於投入、分析產出是否有效或基於產出、分析投入是否有效的模型,實現了對多個績效指標在同績效值集合之間的相對比較,並可根據投入產出效率準則、或者投入(產出)有效性準則進行排序。
  17. A new four - node axisymmetric element ach8 is derived based on the combined hybrid variational principle, which uses wilson ' s displacements and linear stress suffering from energy compatibility. the resulting element exhibits excellent results in displacements and stresses and is suitable for nearly incompressible materials without any locking phenomena, insensitive to mesh distortion

    本文首先基於組合雜交推導出4節點的軸對稱元ach8 ,其位移插值採用wilson非協調位移模式,應力在等參坐標系下採用關于wilson位移完全協調的完全線性多項式。
  18. Abstract : tensile reducer is one of the necessary apparatuses during the pipe production process at present. this paper deduces a multi - variation formula by using the energy principle and adopting upper limit method. the formula can be used to calculate the parameters such as the drive power, tensile coefficient, roll speed, depth of exit pipe wall, hole type ellipse etc. the existence of minus drive power has also been theoretically calculated

    文摘:張減機是鋼管生產中可缺少的設備之一.本文從一般出發,採用上限法推導出一個多公式,利用該公式可求解電機功率、張力系數、軋輥轉速、出口鋼管壁厚、孔型橢圓度等參數,並且從論上計算出電機負功率的存在
  19. In the process of building and using the mass concrete structures, because of the effect of out - side condition and themselves, some faults will form in the structure, these faults will effect the bearing capability and endurance using nondestructive testing method to test the concrete ' s quality and diagnose its healthy, which has the significant sense in assessing the safety stability and research of the administering diseases this dissertation mostly researched the testing methods in the mass concrete structure, discussed the principles, methods, features, sphere of application of the ultrasonic testing in the mass concrete structure with faults, used dynamic fem to simulate the testing process, discussed when the concrete structure with cracks is under the effect of the pulse, how the elastic waves propagate and what are their changing feature, researched the principles of the first - arriving waves " phase when the cracks " depths are not same, obtained the relation between the inversion point and the cracks " depth, which has the direction sense in the application of projects, the second part of this dissertation is ct, which used the ultrasonic wave running through the tested - substance to get arriving - time of the ultrasonic wave, then inverse the image this dissertation drawed one ct program which can well present the different little cells " ultrasonic wave velocity profiles of the substance, thereby to diagnose the quality of the part of the tested - substance, ct has the better using foreground.

    在混凝土結構的施工及使用過程中,由於受其自身及外界各種因素的影響,常常會產生一些缺陷,對結構物的承載力和耐久性造成嚴重影響,採用無損檢測技術進行質檢測和健康診斷,這對混凝土結構開展安全、穩定性評估以及病害隱患治研究具有重要意義。本論文主要針對大體積混凝土結構缺陷的檢測方法展開研究工作,重點討論了超聲波法檢測混凝土結構裂縫的基本和方法及其特點、適用范圍,運用動力有限元數值模擬其檢測過程,探討了有裂縫缺陷的混凝土結構在脈沖荷載作用下彈性波的傳播及其化特徵,研究了同裂縫深度下首波相位化規律,得出了反轉臨界點與裂縫深度之間的關系,這對實際工程應用具有指導意義。聲波ct是一種新的無損檢測技術,它是利用聲波穿透被檢測體獲取聲波接收時間,來進行計算機反演成像的技術。
  20. The change of energy in wall rock is tracked in the whole process and the amount of energy transferred to linings is also evaluated. 5 ) based on the principal of energy invariance and the energy properties of sfrc, a practical design equation that related the thickness of projecting sfrc to the energy related properties of tunnel is given in the end. this equation is then used to design a single - track railway tunnel in iii grade rock condition

    並進一步推導了同形式的構件間的耗散關系,為將標準試驗的統計結果運用於實際結構中打下了基礎; 4 )利用有限元軟體對隧道開挖過程進行了三維模擬,得到了隧道圍巖在開挖掘進過程中的轉化趨勢和規律,得到了鋼纖維噴射混凝土襯砌在支護過程中的化; 5 )利用守恆和已經推導出的構件耗散關系,建立了鋼纖維噴射混凝土襯砌厚度與圍巖開挖化間的關系,並運用此方法對級圍巖條件中的鐵路單線隧道的鋼纖維噴射混凝土襯砌進行了設計計算;
分享友人