熱式測力計 的英文怎麼說

中文拼音 [shì]
熱式測力計 英文
heat dynamometer
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : 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...
  1. After thermodynamic calculation on several operation conditions of the furnace, cold - state flow and resistance mensuration, the combustion of the tubular - furnace hearth was changed into swirl and addition of radiate cylinder and oxygen content detection minish 1. 25 surplus air to less than 1. 15, improving the combustion condition and convection and radiate heat transfer efficacy, resuling in reducing the waste - gas temperature 45, decreasing exhaust gas loss, and saving fuel by 6 %

    摘要通過對加爐幾種工況進行算、冷態試驗的流場分佈及阻定和態試驗的爐膛溫度場分佈及管壁溫度等參數的定,確定將管爐爐膛內直流燃燒改為旋流場燃燒和增加輻射筒,增設煙氣含氧量分析,可以將燃燒的過剩空氣系數從1 . 35減小到1 . 15以下,極好地改善爐膛內的燃燒狀況和對流輻射傳效果,從而降低排煙溫度45 ,減少加爐排煙損失,節約了煤氣量6 %以上。
  2. Focusing on the performance evaluating and the design of tripropellant injector, adopting the cold test rig with background pressure supply, malvem particle analyzer, ccd photography system, tripropellant hot test - bed, numerical simulation software and auxiliary theoretical a nalysis, the d ischarge c haracteristic a s w ell a s a tomization p erformance o f the injector and the combustion performance as well as the mode - transition characteristic of thrust chamber are studied detailedly based on the 3 different structures of coaxial tripropellant injector, large numbers of important conclusions are gained

    本文圍繞三組元噴嘴的性能評定及設方法。採用反壓冷試臺、馬爾文粒儀、 ccd高速攝影系統、三組元發動機態試驗臺、數值模擬程序及輔助理論分析等多種技術手段和研究方法,對三種結構的同軸三組元噴嘴深入進行了噴嘴流量特性和霧化特性、推室燃燒性能和轉工況性能研究,得到了大量重要結果。
  3. A precision force banacing accelerometer for ineration navigation application is developed. the resolution, low - sensitivity threshold and high thermal stability are considered as design parameters. in order to guarantee a low - sensitivity threshold while maintaining robustness against shock, push - pull type long flexures are used in this paper. to improve thermal stability, this paper discusses the use of electromagnets as a magnetic fied source. the silicon pendulum assembly and modified inducance type pick - up is also developed to reduce assembling procedure. the measure range of accelerometer is 0 - 70g

    加速度的解析度、靈敏度閾值和高的穩定性是設時主要考慮的參數。本論文中使用推?挽長撓性結構來保證低靈敏度閾值,同時保證抗振魯棒性。為了提高穩定性,本文中討論了利用永久磁鐵作為磁場源;微加工技術被引入擺組件的結構設和利用矩線圈作為激勵線圈來簡化電感的檢裝置。
  4. The contents of this paper include the following several aspects : ( 1 ) a model of the fractures leakage is built through counting and analyzing the wealthy geological records of hae field, and a model of the fracture water transporting is also built according to the fracture water condition of its recharge and its runoff and its discharge in hae field ; ( 2 ) this paper studies the chemical behavior and the migration parameters of the elenent sr2 + in ground water in hae field, the main contents include : the presence form of the element sr in ground water is analyzed by way of the rmodynamics ; the absorption mechanism that granite and sand stone absorbs sr element is analyzed based on theory and experiment test the diffusion parameters of the element sr in water and in granite and in sand stone are researched with laboratory experiment test ; the partition coefficient of sand stone and granite to sr is tested by the batch way

    其研究內容包括以下幾個方面: ( 1 )通過對我國hae預選處置場豐富地質資料的大量統和分析,建立了該處置場的基巖裂隙滲透模型。再根據hae預選處置場基巖裂隙水的補給、徑流、排泄條件及水位動態特徵,建立了預選處置場基巖裂隙水水運動模型。 ( 2 )對高毒性鍶元素在我國hae預選處置場地下水中的化學行為和遷移參數進行系統的研究,其中主要包括運用學方法分析了鍶元素在地下水中的存在形態,利用理論分析與實驗試相結合的方法分析了花崗巖和砂巖對核素鍶的吸附機制,採用室內實驗裝置研究了核素鍶在地下水中的擴散參數以及在花崗巖和砂巖中的本徵擴散參數,採用靜態批法研究了鍶在砂巖和花崗巖中的分配系數。
  5. There are five parameters need to be measured. there are five channels for input : the displacement of casting - roller, the rotate speed of casting - roller, the pressure of casting and rolling, the casting temperature and the water - speed of cooling water. they are measured by raster, photoelectric coder, strain pressure sensor, thermocouple and turboflowmeter

    系統需要進行監的參數有五個,即有五路輸入信號:鑄輥位移、鑄輥轉速、鑄軋壓、澆鑄溫度、冷卻水流速,分別採用光柵、光電編碼器、應變傳感器、電偶和渦輪流量作為檢元件。
  6. In this paper, the study status about freeze - up of domestic and overseas was discussed first, then based on thermodynamic theories and river ice hydraulic theories, using the observed data to calculate parameters, the freeze - up forecasting mathematical model in inner mongolia reach was established. in the model, the calculating method of heat exchanging coefficient was perfected properly, and the river characteristics was quantified for the first time. the forecasting result indicated that the model precision is high, and the freeze - up forecasting formula is all - purposed

    本文首先論述了國內外有關封河研究的現狀,然後在此基礎上針對存在問題,以學理論及冰水學理論為基礎,利用實資料率定參數,建立了內蒙古河段封河預報數學模型,其中對交換系數的算進行適當的修改,並將河道條件量化考慮進封河預報數學模型中,證明預報精確度高,且各河段預報公具有通用性。
  7. The first successful industrial application of absorption heat transformer ( aht ) has been put into practice in yanshan petrochemical corporation in china. on the background of this engineering, the thesis sets up the methods of absorber ' s enhanced heat and mass transfer, process simulation and finite time thermodynamics analysis. the main research work is followed as : 1

    本論文以北京燕山石化公司上的國內第一套吸收變換器( aht )系統為工程背景和研究對象,建立了包括吸收器強化傳傳質、過程模擬和有限時間學在內的分析手段,並在此基礎上開發出了模擬優化軟體ass ,最後利用工廠的實數據對軟體的算結果進行了試和對比,具體工作: 1
  8. 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、定了20種常見生物質的能量(發量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預經驗公,並通過r _ ( 0 . 05 )檢驗;為閃速解液化裝置能量轉化率算和生物質能量利用率算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公建立了生物質解反應動學微分方程,並採用goast - redfem積分法和p函數對其動學參數進行了求解,解析出各種生物質的頻率因子和活化能參數,進而建立了各種生物質的解動學模型,為科學確定反應器的閃速解工作溫度范圍及解反應動學描述,提供了理論和依據; ( 3 )為研究和確定不同尺度的生物質顆粒中心達到全解的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和定,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 )採用復雜溫度場傳學理論對生物質傳過程及充分解時間理論進行了研究,解析推導出了不同尺寸生物質顆粒中心溫度達到充分解溫度的時間( t ) ,得出了理論推導的充分解時間與最大產油率的解時間相一致的結果,為閃速解反應器固相滯留時間設和預提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程學、工程材料、機械設學原理,推導、建立了轉錐閃速解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐閃速解反應器的最小錐角設、錐壁強度設、生產能理論和功率算方法及臨界轉速理論等。
  9. In this paper we establish math modal of transient temperature and stress fields of the turbine " rotor with finite element method, develop rotor ' s thermal status online monitor system by distribute computer and visual software, realize online show and analyst of temperature and stress fields when all kinds of transient condition, and finally provide reasonable and optimized operation suggestions, improve safety and economic level of unit sets " operation

    本文採用有限元建立汽輪機轉子的暫態溫度場、應場的數學模型,藉助算機分散算、可視化等技術開發轉子的狀態在線監系統,實現汽輪機在各種過渡工況下轉子溫度場、應場的在線顯示與分析,提供合理的操作建議,提高機組運行的安全性與經濟性。
  10. The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system

    如航跡產生器的設,該航跡產生器是研究組合導航問題的前提,從國外一些研究組合導航系統的文獻中可以看出,設這樣一個航跡產生器是非常必要的,所以本文自行設了這樣一個系統;還討論了捷聯慣性導航系統中捷聯解算的方法,並進行了模擬研究,由於在本文設的閉環反饋組合導航系統中,對捷聯慣導系統的平臺誤差進行閉環控制,需要將濾波器輸出的校正量反饋到捷聯解算內部,所以必須對捷聯解算進行深入的研究和分析,更何況捷聯解算問題本身也是導航界的一個門研究課題;另外,本文還介紹了gps軌道及其星座模擬的設思想和方案,與以往gps軌道和星座模擬不同的是本文從天體學中算春分點開始,逐步進行gps軌道及其星座模擬,這樣的設方法對從事衛星導航的研究工作是有價值的;還對組合導航中誤差建模方法進行了研究,綜合運用隨機過程、概率統、時序分析及系統辯識等方面的理論提出了一套適合組合導航卡爾曼濾波的誤差建模方法,並運用實際研究工作中的量數據對該方法進行了驗證。
  11. Moreover, there are good fitted power function relationship between thermal conductivity and soil water content, soil water suction and salt concentration. meanwhile, based on the measured data of soil water content and soil temperature distribution under temperature - controlled conditions, according to philip ' s empirical equation, through difference method, the water diffusivity under temperature gradient was calculated, which can be expressed as a power function of temperature

    此外,研究表明,導率與土壤含水率、土壤水吸、含鹽濃度之間均存在良好的冪函數關系;在取得一定溫控條件下的土壤水分與溫度分佈實資料的基礎上,根據philip經驗方程,通過差分法算得出溫差作用下的水分擴散率,該參數可表示為溫度的冪函數形
  12. Combined the real testing data, the paper developed a calculation program of water wall temperature and pressure drop for designed supercritical pressure cfb boiler with vertical water walls. the hydrodynamic calculation and safety checkout under five loads was carried out

    結合實際運行的循環流化床鍋爐的試數據,開發了垂直水冷壁壁溫及水動算程序,根據爐膛負荷分佈規律,建立了膜水冷壁流密度分佈函數。
  13. The purpose of this thesis mainly aim to establish a series of designing theory of the biomass energy prediction, the theory of the pyrolysis kinetics of biomass and the rotation - cone mid - temperature flash pyrolysis fluidization device which is adapt to the peculiarity of chinese agricultural and forestry biomass, so we can proficiently and economically convert lots of wasted agricultural and forestry biomass to substitution of petroleum which is bio - oil, and provide the new technique, new theories and new method

    本論文的目的旨在試圖建立一套適用於中國農林生物質特點的生物質能量預、生物質解動學理論及轉錐生物質中溫閃速解液化裝置設理論,以期為我國高效益地利用被巨量浪費的農林廢棄生物質,並將其經濟、快速方便地轉換成石油替代品? ?生物燃油產品,提供新技術、新理論和新方法。
  14. The two - dimensional axisymmetric subsonic - transonic - supersonic flow in an experimental arcjet thruster is simulated numerically using flux vector splitting method. the profiles of density, velocity, temperature, pressure and mach number can be obtained by the computation. the computation grid and some computed results are given here. the test equipment such as power supply system, ignition system, propellant supply system, arcjet thruster, thrust measuring device and vacuum system are introduced briefly. some working phenomena of the arcjet are observed and discussed. three different kinds of instability appeared in the process of the experiments. except some important parameters are measured, it is found that the operating stability of argon is better than that of nitrogen

    對一實驗電弧加發動機二維軸對稱亞跨超音速流動進行了數值模擬,所採用的方法是矢通量分裂演算法.通過算可以得出密度、速度、溫度、壓和馬赫數的分佈.給出了算所使用的網格和一些算結果.簡要介紹了實驗所使用的設備,如電源系統、點火系統、推進劑供給系統、電弧加發動機、推量裝置和真空系統.對所觀察到的一些工作現象進行了討論.有三種不同的不穩定性出現于實驗過程.除了所量的一些重要參數,通過實驗發現氬比氮工作更穩定
  15. A sensing magnetic field and displacement type of giant magneostrictive microdisplacement actuator with the functional of sensing driving magnetic field and microdisplacement is developed, and the design theories and approaches being applicable this type of microdisplacement actuator are pointed out : a circular diaphragm type of flexible construction that acts as integration mechanism of microdisplacement transferring and sensing of giant magnetostrictive microdisplacement actuator is adopted, sheet flexure theory of elasticity mechanics and approach of finite element are applied to design and calculate it, corresponding deflection and analytic formula and distribution curve of stress are given, and the specific achieving approaches of measuring principle and magnetic field sensing function of driving field in giant magnetostricitive rod are pointed out the magnetic field sensing function of the actuator is used to practically measure driving magnetic field of actuator and to obtain the relationship of driving magnetic field and coil current, which is also analyzed and studied

    其中,採用圓形膜片柔性結構作為超磁致伸縮微位移執行器的微位移傳遞、感知一體化機構,應用彈性學中的薄板彎曲理論、有限元方法對其進行了設算,並給出了相應的撓度和應解析及分佈曲線;應用電磁理論給出了超磁致伸縮棒內驅動磁場的量原理及磁場感知功能的具體實現方法,並利用執行器的磁場感知功能對其驅動磁場進行了實際量,得出了驅動磁場與線圈電流之間的關系,並對其進行了分析和研究;對執行器內部的電磁路和偏置磁路結構進行了設算與實驗研究,為了減小驅動線圈的發,對其形狀進行了優化設
  16. And the controlling method of pi makes the temperature control quick and stable. at the same time, the paper completes the mutual communication between temperature control equipment and computer by way of serial interface and usb interface, so as to realize the remote control of computer to the temperature control equipment. finally, the performance test of the semi - conductor temperature control equipment researched in this paper is carried out, and the results show that the precision of the temperature of the controller of semi - conductor can reach to 0. 2, and the degree of temperature stablization is less than 0. 05

    整個系統採用閉環控制結構,使系統的抗干擾能大大增強;為半導體製冷器量身定做的驅動電路,可以方便的調節通過tec電流的大小和方向,使tec加製冷靈活迅速的特點得到充分發揮;使用比例積分( pi )的控制方法使得溫度控制快速穩定;同時,本文還實現了溫控儀與上位機通過串列口和usb口兩種方的通訊,實現了上位機對溫控儀的遠程控制;最後,對所研製的半導體溫度控制儀進行了性能試,試結果表明,半導體溫度控制儀溫控精度達到0 . 2 ,溫度穩定度小於0 . 05 ,滿足了系統設的要求。
  17. This course provides mechanical engineering students with an awareness of various responses exhibited by solid engineering materials when subjected to mechanical and thermal loadings ; an introduction to the physical mechanisms associated with design - limiting behavior of engineering materials, especially stiffness, strength, toughness, and durability ; an understanding of basic mechanical properties of engineering materials, testing procedures used to quantify these properties, and ways in which these properties characterize material response ; quantitative skills to deal with materials - limiting problems in engineering design ; and a basis for materials selection in mechanical design

    本課程向機械工程學系學生提供以下知識:當固態工程材料承受機械或載荷時的各種反應;介紹與工程材料之設極限相關聯的物理機制,特別是剛度、強度、韌性、以及延展性;理解工程材料之基本學性能;用來量化這些性能的試手段;以及描述材料反應之特性的方;定量處理工程設時所遭遇到材料極限問題;以及機械設時選擇選擇材料之基本概念。
  18. This company, beginning fairly early to develop and manufacture themal protector, ptc started and current relay, has accumulated certain rechnical capability and rich manufacture experience. it boasts advanced manufacture and inspection equipment and device, such as precision punch, precision dryer, energy - reserve welding machine, ampere time characteristics detector, temperature characteristics detector, life test platform and key equipment for part - processing, finished product assembly, finished product inspection and pattern test. to guarantee product quality and expand manufacture capability, a production line has been designed and installed. with the aim of absorbing advanced technology and creating famous brand ted, we are planning to introduce equipment, material and know - how from abroad to satisfy users demand with quality product and excellent service

    公司較早開始研製保護器電流繼電器及ptc啟動器,對生產保護器電流繼電器具備了一定的技術量和豐富的生產經驗,現有保護器及電流繼電器的生產和檢設備:精密沖床精密乾燥箱儲能焊機安培時間特性檢儀溫度特性檢儀壽命檢臺零件加工成品組裝成品檢和型實驗的關鍵設備。並設製造安裝了生產線,保證了產品質量,擴大了生產能。為集天下之技術,創tde名牌,準備從國外引進的設備材料和技術。
  19. Thermal residual stresses in short fiber reinforced metal matrix composites ( sfrmmc ) can reach a high level and have a significant effect on the mechanical properties of composites. in this paper, three dimensional elastoplastic finite element analyses were used to study the thermal residual stresses in sfrmmc and its effect systematically. with the interfacial property, fiber ' s orientation and reciprocity of fibers considered, the thermal residual stresses in - al2o3 / al - 5. 5mg, - al2o3 / al - 5. 5zn and - al2o3 / al - 12si alloy composites were calculated and analysed

    本文在分析算中綜合考慮了界面性能、纖維位向以及纖維間相互作用的影響,分別採用單纖維模型、雙纖維模型和斜向纖維模型,對- al _ 2o _ 3 al - 5 . 5mg 、 - al _ 2o _ 3 al - 5 . 5zn和- al _ 2o _ 3 al - 12si三種al合金基復合材料的殘余應進行了算和分析;對存在殘余應時復合材料的應?應變曲線進行了模擬;還基於能量等效原理的有限元方法,考慮了殘余應及纖維位向的影響,推導了短纖維增強金屬基復合材料彈性模量的預
分享友人