熱響應系統 的英文怎麼說
中文拼音 [rèxiǎngyīngxìtǒng]
熱響應系統
英文
heat-responsive system-
Abstract : apply computer simulation to the distribution pattern of air - flow without considering the cold condition of the combustion and compare the flow patterns under different designed circumstances. and the effect of the design of the partition in the air way of the burner on the flow and mixture of gas and air is especially studied. the result shows that the design of partition plays a very important role in strengthening the mixture of gas and air, but increases the loss of the resistance in the air way and the total pressure of the air way in same working conditions needs increasing
文摘:應用計算機模擬的方法,在不考慮燃燒的冷態情況下,研究了熱風爐燃燒室內的氣流分佈規律.在此基礎上,比較了2種不同設計方案的氣流流動特徵,尤其是研究了燃燒器空氣通道內阻流板的設置與否對空氣和煤氣的流動和混合的影響.結果表明,阻流板的設計對加強空氣和煤氣的混合有著極為重要的作用,同時也增加了空氣管道的阻力損失,在同樣的工況條件下需要提高管道系統的總壓力Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )
本研究以武裝直升飛機防護裝甲材料為研究對象,採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其力學性能、掃描電鏡和界面微區能譜分析結果,分析了sic _ p al復合材料的真空燒結過程中的界面現象,以及材料增強和斷裂機理,並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。Part 2 analyses beam landing shifts made by thermal deformations of a shadow mask and vibration of a new type of shadow mask - aperture grille. an automatic measurement system for cpt decolorization and a vibration measurement system for aperture grille are established. part 3 analyses the difference of perception and discrimination to color between the human eyes and ccd system, and develops a new method based on ccd technology to evaluate the screen white - balance
主要內容分為三部分: ( 1 )分析著屏電子束分佈與電子槍、偏轉系統及蔭罩之間的關系,研製自動測試裝置,為設計和改進相關結構提供依據; ( 2 )分析蔭罩熱變形和振動對顯示屏色純度影響,建立了色純漂移自動測試裝置和張緊式蔭罩振動測試系統; ( 3 )分析了人眼與ccd對彩色刺激的不同響應,建立了基於ccd的顯示器全屏色純均勻性測試方法。The effect on display characteristic made by thermal deformations of the shadow mask is comprehensively investigated. by using the electron beam distribution automatic measurement system with a micro - deflective coil, a concave spot in luminance distribution can be get. it changes its position when the shadow mask changes its form
本文系統全面地分析了傳統蔭罩的各類熱變形對顯示屏特性的影響,利用本文研製的電子束亮度分佈自動測試系統,附加一個微偏轉磁場,使相鄰兩電子束打在同一顏色的熒光粉條,並形成一個亮度凹點,當蔭罩變形時,凹點位置作相應的位移,以此原理跟蹤測量凹點位移量,即可得到色純漂移動態變化曲線。Secondly, based on the syntony frequency and the elasticity mechanics and other correlative professional knowledge, establishes a suit of fsm vibration module system, selects the structure, material and the process and treatment technique of the elastic element in the elastic system of the mirror, analyzes a lot of factors which affect the structure of the rapid controlling reflector and provides the derivation formula
以諧振頻率為出發點,利用彈性力學等相關專業知識,建立一套fsm的振動模塊系統;確立了反射鏡彈性系統中彈性元件的結構、材料的選擇,及加工,熱處理。分析了影響快速控制反射鏡結構的諸多因素,給出其相關推導公式,最後應用solidedge和cosmos軟體對該結構進行了計算機模擬。It shows that the injection quantity and the difference of temperature distribute as a parabola which is at the same load, and the minimum of the parabola corresponds to the optimum quantity of injection ( g ). under the condition that the quantity of injected mass, the air speed and the heat quantity is respectively g, v and q, the research demonstrates that the pentium iv chip ' s temperature variation can be controlled under 40c and work normally when the wind speed overpass 1. 5m / s and the power dissipation of the chip is 60w. otherwise this paper calculates the flooding limit of thermosiphon with several different methods
對其充灌量、散熱量、電子元件( cpu模擬晶元)表面與環境溫度之差及通風、流速的影響進行了系統的測試,發現充液量與溫差的關系在負荷不變時呈拋物線分佈,其極小值點對應的充液量是最佳充液量g 。在充液量為g時,對風速v 、散熱量q進行的研究表明,當風速超過1 . 5m / s后,奔騰晶元在60w發熱條件下晶元溫度小於40 ,能滿足長期正常工作。The average living space of old man moved in reaches 30 square meters, there is a television, meet an urgent need to call out apparatus such as the system, district stereo in each building, supply of all - weather hot water ; collect old man deposit, old man recover, old man amusement, disabled person recover, baby of welfare centre department, glorious institute, teach school, approaching one ' s end care 8 loud functions in an organic whole specially
入住的老人平均居住面積達30平方米,每幢樓都設有電視機、應急呼叫系統、小區音響等設備,全天候熱水供應;集老人託管、老人康復、老人娛樂、殘疾人康復、福利中心嬰兒部、光榮院、特教學校、臨終關懷8大職能於一體。Secondly, in phase unwrapping to overcome the spread of wrong point, changing the patch of unwrapping phase is done to improve the correctness of it. then, the relation between the unwrapping phase and the height of reconstructed object is discussed detailedly. the data processing, algorithm analysis and reconstructing object are done for the collecting fringe image which are all based on matlab language, in all these achievements, the improvement and innovation aspect are following : a ) in order to stabilize the interference fringe, a new equivalent shifting object method is presented by using fringe stabilizing device to stabilize the interference fringe though moving object and ccd camera which fixed on a precise moving platform together, the experimental result shows the fringe drift is less than a / 20 in five minutes, and the equivalent phase shifting precision is x / 100
論文在全面闡述了光學三維輪廓位相測量術的發展、應用現狀、研究熱點及未來發展趨勢的基礎上,簡要介紹了傅立葉變換和相移位相輪廓測量術的基本原理,對兩種測量方法存在的問題及誤差進行詳細分析和比較;針對位相解包裹錯誤點的傳播問題,作者通過改變解包裹路徑來提高位相解包裹的正確性;分析討論從解包裹位相( x , y )到再現物體的高度h ( x , y )物理量之間的關系,研究相應的演算法,利用matlab平臺,對實際採集的條紋圖像進行處理和輪廓重構,其中改進及創新工作主要表現在以下兩個方面: ( a )針對干涉型結構光場干涉條紋出現的漂移抖動對相移的影響,提出了一種用條紋穩定器穩定干涉條紋,用精密移動平臺使物體和ccd攝像頭同步移動實現等效相移的方法,建立了相應的測量系統,系統的條紋穩定可以達到。In this article, according to heat conduction theory, elastic creep theory and finite element theory, the temperature field and creep stress field in the arch dam during construction and operation are simulated and analyzed by means of three dimensional finite element relocating mesh method, and the distribution law of the temperature field and creep stress field in the arch dam during construction and operation are systematically studied, and according to the construction process of concrete arch dam, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress in the arch dam are also considered
論文根據熱傳導理論、彈性徐變理論及有限元理論,用三維有限元浮動網格法對拱壩施工期和運行期溫度場、徐變應力場進行了全過程模擬分析,較為系統的研究了混凝土拱壩施工期和運行期溫度場、徐變應力場的分佈規律,在分析中按照混凝土拱壩施工過程,考慮了混凝土分層澆築、施工間隙時間、彈模變化、絕熱溫升過程、環境溫度的變化、混凝土徐變、自生體積變形等因素對壩體溫度應力的影響。Eev should be selected for various refrigeration systems according to the thermal properties of refrigerants ; the discharge coefficient of eev is sensitive to the aperture and impulse quantity of eev ; when the eev structure is made, the discharge coefficient goes up with the lowering of evaporation temperature or goes down with the hoisting of the condensation temperature. it is le
對于不同工質的冷藏集裝箱製冷系統,電子膨脹閥應該根據具體製冷劑的熱力性質選取;電子膨脹閥流量系數對孔徑和脈沖數比較敏感;在結構固定時,流量系數隨蒸發溫度的降低而升高,隨冷凝溫度的增加而增大,受過冷度變化的影響較小;電子膨脹閥的容量受孔徑影響最大。According to the operation of subcritical reheat controlled circulation drum boiler, this paper analyses the factors which affect the responding speed to unit load, through modifying the coordinating control system, fully using the boiler ability of heat accumulation and other methods, the author puts forward some measures to raise responding speed to unit load
分析了影響中間儲倉式汽包爐機組快速響應電網負荷變化的因素,通過對協調控制系統的改進,以及充分利用鍋爐蓄熱能力等方法,提出了提高機組快速響應負荷變化的幾條途徑。The system follows carnot cycle principle. driven by electricity, its working substance absorbs the latent heat in the air or other low - temperature heat source, and waste heat let out of living or industry, compresses it to heat by compressor, exchange, exchange heat with water to higher the water temperature ( 55 warm ). it a new water heating apparatus, used in home heating, and influenced by environment runoff and the heat exchang of working substance. this system is more used in southem china
根據逆卡諾循環原理,採用電能驅動,通過工質吸收空氣中或其他低溫熱源中無法被利用的太陽能潛熱、生活及工業排放的廢熱,通過壓縮機壓縮升溫,再與水換熱,使水溫升高,獲得( 55 )熱水,是一種新型的熱水製造設備,應用於家庭和熱水系統,受到環境溫差和工質換熱的影響,熱泵熱水器/熱水系統更多適合南方地區應用。The pilot fuel model has been given to calculate the distribution of the liquid fuel and time of fuel pre - combustion, at the same time, analyzing the important action to the combustion of the natural gas in the combustion chamber of engine, determining the best quantity of pilot fuel. the explosive combustion model has been established to compute the pressure of the cylinder during the combustion, determining the main influence factors. the emission model has been established to forecast the co, nox emission
理論方面,提出了基於化學反應的燃燒模型?多組分氣相反應系統的化學反應動力學模型,以此進行雙燃料發動機的熱力學?化學反應動力計算;引燃油燃燒模型,計算引燃油液滴的分佈規律和滯燃期,驗證引燃油在雙燃料發動機燃燒過程中的作用,揭示不同噴油規律對雙燃料發動機的影響,確定在不同負荷下的合理引燃油量;爆震模型,揭示爆震與工質能量釋放間的關系和影響爆震的各種運轉因素,確定合理的爆震依據,減小爆震傾向。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氣壓力容器的熱響應特性問題,結合交通部重點科技項目「液化氣體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「液化氣容器爆炸機理研究及數值模擬」 ,對在火焰包圍下的液化氣壓力容器的溫度場分佈、強度計算、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。The effects of the fabrication conditions on the crystal structure, grain size, micromorphology and electrochemical performance of these materials have been studied in depth. the reaction mechanism of the low - heating solid - state reaction method has also been investigated. in addition, a novel electrochemical method ( rpg method ) based on the concept of " ratio of potentio - galvano - charge capacity " has been for the first time developed to determine the diffusion coefficient of lithium - ion within insertion - host materials on the basis of the spherical diffusion model
本論文較系統地考察了低熱固相反應法合成鋰離子電池正極材料的可行性問題,研究了工藝條件對材料的晶體結構、晶粒尺寸、微觀形貌及電化學性能等的影響,探討了低熱固相反應的機理,並通過引進「恆壓-恆流充電容量比」的概念,給出了一種測定鋰離子嵌入脫出固相擴散系數的新方法。The equilibrium working temperature of the gasifier and the composition of the outlet syngas ( short for synthesis gas ) at this temperature were calculated by solving the chemical equilibrium and the energy equilibrium equations. the analysis was used to study the effect of gasifying agent mixture ratio on the outlet syngas composition, the cold gas efficiency, the thermal efficiency and the exergy efficiency. the optimum o2 / coal ratio was found for a reasonable vapor / coal ratio ( the vapor / coal ratio had little effect on the efficiencies ) for various kinds of coal to maximum the thermal efficiency and the exergy efficiency
通過化學平衡和熱量平衡方法求解氣化爐平衡工作溫度以及該溫度下的出口煤氣成分,研究了氣化爐進口氣化劑配比對出口煤氣成分、冷煤氣效率、熱效率及火用效率的影響,指出熱效率、火用效率最優情況下適應于各煤種的最優氧煤比以及合理的水蒸汽耗量,為多聯產系統的設計優化提供參考。The lack of green land in the downtown in particular, directly affects the healthy of the urban ecological system, which has led to, for example, an obvious heat island effect
城區特別是中心區綠地不足,直接影響了城市生態系統的良性循環,如城市熱島效應比較突出。With the purpose of better understanding some weak links in this subject, we comprehensively and systematically compared the effects of some typical inhibitors and their different combined ways in inhibiting cd bioavailability in purple soil, further studied the laws and affecting factors of cd ' s transfer and transformation in soil - plant system, revealed the mechanisms inhibitors function, and explored the practicable inhibitor prescriptions and their usage. the results are expected to provide reliable techniques for controlling cd pollution of agricultural soils in chongqing and it is also significant to ameliorate soils polluted by other kinds of heavy metals. comprehensive methods including pot experiment, laboratory culture experiment, kinetic and thermodynamic adsorption - desorption experiment were adopted in this study, and the acidified purple soil was chosen to test, considering that cd is highly active in this soil
本研究針對重慶市農業土壤的污染狀況,選取鎘活性較高的酸化紫色土為供試土壤,採用盆栽試驗、培養試驗、化學熱力學與動力學吸附試驗相結合的方法,系統研究和比較多種調控劑及其不同組合方式對鎘生物活性的效應,並揭示鎘在土壤?植物系統中的遷移轉化規律及影響因素,進一步分析調控劑的作用機理,探尋具有實際應用價值的調控劑配方及合理使用的方法,這不僅可以為重慶市農業土壤鎘污染的防治提供可靠的技術保障,而且對于其它重金屬污染的治理也有一定的理論意義。7mpa / km in the center of the zone ( 6 ) in the hot dry rock geothermal energy extraction system, after the system start to operate, the normal stress of crack show the pronounced influence depending on the temperature ' s change in a month, there are a marked drop in temperature nearby the injection well, forming a lower stress area, with the heat extraction, the temperature ' s change even gradually, but the temperature descend quickly nearby the production well, forming a new lower stress area
( 6 )高溫巖體地熱開發中,裂縫面法向應力受溫度變化的顯著影響,在系統開始運行的一個月內,注入井附近區域其溫度降低較快,形成低應力區;隨開采時間的延長,其溫度變化逐漸平緩,而生產井附近區域溫度降低加快,逐漸形成新的低應力區。In this article, a research on how the change of latitude and direction of a solar powered long endurance aircraft effect the received solar power was developed. and on the basis of the car air conditioning, the thermal properties of the single - effect lithium bromide absorption hot - coldwater unit and two - stage lithium bromide absorption hot - coldwater unit applied in car and driven by high temperature cooling fluid of the car engine are advanced and compared. the technique of energetic optimization is employed to investigate the optimal performance of an irreversible hybrid air - conditioning system consisting of a vapor compression refrigerator cascaded with a solar - driver absorption refrigerator
本文對太陽能飛機的飛行緯度和飛行方向對能夠獲得的太陽能輻射量的影響進行了研究,以及對應用於汽車空調的兩種溴化鋰製冷機組,即單效溴化鋰製冷機組和兩級溴化鋰製冷機組進行了熱力分析和研究,同時,結合太陽能集熱器作為整個製冷系統的熱源,對系統的最優綜合性能進行了分析和研究。分享友人