thermal parameter 中文意思是什麼

thermal parameter 解釋
熱參數
  • thermal : adj. 1. 熱的,熱量的,溫熱的;由熱造成的。2. 溫泉的。n. 【航空】上升暖氣流。adv. -ly
  • parameter : n. 1. 【數學】參數,變數;參詞;參項。2. 【物理學】參量;(結晶體的)標軸。3. 〈廢語〉【天文學】通徑。vt. -ize 使參數化。
  1. Powerformer have some changes in constract with the conventional generator , subsequently it also have some new problems in order to have an economical , efficient , credible development and application the structure and the philosophy of electromagnetism of powerformer will be on speaking terms changes electrical design , magnetism design , thermal design and structural design are have some new changes above all , the electromagnetism parameter and the harmonic magnetomotive force of powerformer are studied in this paper first , it mainly utilizes analytics to deduce formula of slot leakage reactance it considers three instances , including monolayer - slot , multilayer isometric - slot and multilayer anisometric - slot then , the analytics and the fem are utilized to calculate slot leakage reactance of stator winding of prototype of powerformer and compare their results second , the theory of utilitzing fem to calculate the reactance of powerformer is simply introduced , including stable reactance , transient and subtransient reactance specially , the saturated influence of the stable reactance is considered then , the results are analysed final , it mainly introduces the influence of harmonic magnetomotive force of stator winding and analyses the harmonic magnetomotive force of stator winding then , it mainly analyse harmonic magneto - motive force of stator winding through arranging various arrays of stator winding and observe their influence

    基於上述原因,本文對powerformer的電磁參數以及定子繞組諧波磁勢進行了研究。首先是用解析法推導出powerformer定子繞組槽漏抗的計算公式,考慮了單層圓形半閉口槽、多層等半徑圓形半閉口槽和多層不等半徑圓形半閉口槽三種情況,並對powerformer樣機的定子繞組槽漏抗用解析法和有限元法進行了計算,並比較其結果;其次,簡要介紹了有限元法計算powerformer電抗參數的原理,包括穩態電抗、瞬態電抗和超瞬態電抗,對穩態電抗考慮飽和影響,對結果進行分析;最後,介紹定子繞組諧波磁勢對電機運行性能的影響並對定子繞組諧波磁勢進行了分析。然後通過對定子繞組進行不同排列來分析定子繞組諧波磁勢,看看繞組排列對諧波磁勢的影響。
  2. It compute the parameter of deflexion caused by thermal distortion in orbit, deduce the general expression for spreading beam after thermal distortion of reflector and the center deflexion of facula received in ccd. with the method of fixing etc, it put forward the restrain measures adopted accordingly

    計算了在軌運行條件下反射鏡面熱變形引起的表面法向偏轉參數,推導了鏡面變形后出射光線的通用表達式以及鏡面變形前後在ccd探測器上的接收光斑中心偏轉量的計算表達式。
  3. All the diathermanous processes of the measurement and control platform are analyzed from the angle of thermal science. we compute the design parameter of the thermoelectric refrigerator, present the measures of improving or weakening the corresponding diathermanous processes, which is the theoretical basis of the next design

    從熱學的角度分析了溫度測控系統的各個傳熱過程,計算出半導體製冷器的設計參數,給出了強化或削弱相應傳熱過程的措施,為下?步設計奠定了理論基礎。
  4. Back - analysis and experiment research of thermal physics parameter of concrete box girder

    箱形梁混凝土熱物理參數反分析試驗研究
  5. By analysis the test data, the law of temperature variation in day and temperature variation in month was got ; moreover, the probability statistics mode of day temperature difference with its statistic parameter was got too. at the same time, the year temperature difference data of walls and roofs were obtained. through the field tests, the law of thermal cracks, displacement and stress in cshbb was summarized

    對杭州市某一小砌塊試點建築進行了為期近一年的現場跟蹤監測研究,給出了小砌塊建築的日溫度變化規律和月溫度變化規律,並由此得到了小砌塊建築的日溫差概率統計分佈模式及相應的統計參數和小砌塊建築不同方位的墻體和屋面的年溫差數據;通過現場跟蹤監測,也得到了小砌塊建築的裂縫發展規律及位移和應力的變化規律。
  6. Analysis of flow characteristics and study on model parameter in thermal effluent zone of electric plant

    電廠溫排水區流動特性分析及模型參數的研究
  7. Moreover, the thermal storage device model is built up in order to understand its thermal storage performance. its model includes a helical heat exchanger pipe model and a hot water storage tank model. the distributed parameter simulation model of the helical heat exchanger pipe and the planar mathematics model are

    此外,為了解hpacdhws中蓄熱裝置的蓄熱特性,建立了螺旋管換熱器的分佈參數模型,並根據傳熱學和流體力學理論,建立了二維蓄熱水箱的流動及傳熱數學模型。
  8. After researching the part thermal equipments and systems include heaters, steam leakage and receiving systems, low pressure drain system etc, and computing the efficiency of the systems, find out the better choice of the imported assemblies than the domestic assemblies in parameter and the disfigurements in design and making. based on the above, point out the measure to progress them. according to the analysis, we can get some measures to increase the economical level of the systems and save more energy

    對局部熱力設備及熱力系統進行分析研究,包括:加熱器設備、漏汽及回收系統、低加疏水系統、主、再熱蒸汽系統以及凝汽器等部位;並計算汽輪機本體高、中、低壓缸效率,藉此著重對汽輪機通流部分進行了剖析,找出國外進口機組動、靜葉柵、葉型的選擇比國產機組先進性以及國產機組在通流部分設計和製造中的諸多缺陷,並且指出了改進的方向,為機組提高熱經濟性、節能降耗奠定了理論基礎。
  9. Rapid screening test methods for thermal sensitive parameter of transistor

    晶體管熱敏參數快速篩選試驗方法
  10. The vary of the parameter of the steam ). the software provide function of " alert " if some parameters exceed the range of permission, and this may urge the operator to adjust operation condition and put right. meanwhile, this may promise the units under the conditions of optimization, and achieve lower net coal consumption rate of thermal power plant and higher generation efficiency

    同時,這套系統可以在線分析熱力系統的各小指標如主蒸汽參數、抽汽參數和排汽參數在偏離目標值時所引起的煤耗額外增加值,對于偏離目標值超過允許范圍時的參數提出報警,以提醒運行人員調整運行,糾正偏差,使各參數都運行在最佳狀態,從而降低煤耗,提高機組的運行效率。
  11. At the initial stage of planar technique, b was employed as ideal diffusion impurity in base - region of npn si planar devices because of the match of its solid - solubility and diffusion coefficient in si with those of p in emission - region, and the good shield effect of sio2 film to b. but because of the relatively large solubility ( 5 1020 / cm3 at 1000 ) and the small diffusion coefficient, the linear slowly - changed distribution of acceptor b in pn junction can not be formed, which could not cater to the requirement of high - reversal - voltage devics. thereafter b - a1 paste - layer diffusion technology and close - tube ga - diffusion technology had been developed, while the former can lead to relatively large the base - region deviation and abruptly varied region in si, which caused severe decentralization of current amplification parameter, bad thermal stability and high tr ; the latter needed the relatively difficult pack technique, with poor repeatability, high rejection ratio, and poor diffusion quality and productio n efficiency

    在平面工藝初期,由於b在硅中的固溶度、擴散系數與n型發射區的磷相匹配, sio _ 2對其又有良好的掩蔽作用,早被選為npn硅平面器件的理想基區擴散源,但b在硅中的固溶度大( 1000時達到5 10 ~ ( 20 ) ,擴散系數小, b在硅中的雜質分佈不易形成pn結中雜質的線性緩變分佈,導致器件不能滿足高反壓的要求,隨之又出現了硼鋁塗層擴散工藝和閉管擴鎵工藝,前者會引起較大的基區偏差,雜質在硅內存在突變區域,導致放大系數分散嚴重,下降時間t _ f值較高,熱穩定性差;後者需要難度較大的真空封管技術,工藝重復性差,報廢率高,在擴散質量、生產效率諸方面均不能令人滿意。
  12. In the second part of the thesis, the non - thermal phase transition in high energy collisions is studied in detail in the framework of random cascade model. the relation between the characteristic parameter xq of phase transition and the rank q of moment is obtained using monte carlo simulation, and the existence of two phases in self - similar cascading multiparticle systems is shown. the relation between the critical point qc of phase transition on the fluctuation parameter q is obtained and compared with the experimental results from na22

    文章第二部分中,我們用隨機級聯模型對高能碰撞中的非熱相變作了仔細研究,用montecarlo模擬得到了表徵相變的特徵參數_ q與矩階數q之間的關系,證實了自相似多粒子系統中存在兩相,求出了相變點q = q _ c對起伏參數的依賴關系,並和na22實驗結果進行了比較。
  13. Correction of error to measure thermal parameter parastability of rubber material

    橡膠材料熱參數準穩態測量法的誤差校正
  14. Thermal conductivity is important thermal parameter, symbols the ability of heat exchanging

    導熱系數是液體的重要熱物性參數,其表徵流體的熱傳導能力。
  15. The paper reviewed a lot of literature about thermal mass and ventilation technology. the concept and sort of the thermal mass and the theory of thermal mass are introduced in the paper. the factor and parameter that describe the characteristic of thermal mass is analyzed in detail

    本文對蓄熱和通風技術的發展分別進行了回顧,在大量閱讀國內外文獻的基礎上,重點分析了影響蓄熱體蓄熱能力的因素及相關參數。
  16. Because there are many kinds of matrixes in titanium matrix composite, we select some typical ones as investigated subject in many titanium alloys or titanium aluminide intermetallics, and then simulate the distribution of thermal residual stresses under the appropriate composites fabrication and heat treatment parameter. we not only hope to seek better titanium matrix, but also discover the relationship between the material properties and the thermal residual stresses, and then provide some theoretical guidance for the selection of the matrix in titanium matrix composites

    鑒于當前鈦基復合材料中鈦基體的多樣性,我們將在各種類型的鈦合金和鈦鋁金屬間化合物中,挑選出較為典型的作為研究對象,利用本文得到的較為理想的復合材料加工和熱處理工藝參數,逐一模擬它們的殘余熱應力,找到殘余熱應力分佈較為理想的鈦基體,並且,希望能夠尋找到材料性能與熱殘余應力的相互關系,為鈦基復合材料基體的選擇提供一定的理論指導。
  17. Rapid screening test methods for thermal sensitive parameter of mos field effect transistor

    Mos場效應晶體管熱敏參數快速篩選試驗方法
  18. The results demonstrate that the theory predicted values of compression, bulk modulus, linear expansion, and thermal expansive coefficient of compressed solids are very agreement with the corresponding experimental data. in summary, the error with respect to theory prediction and its causes are pro bably analyzed in detail. the discussion suggests that the function of the phenomenological short - distance repulsive force constant a ( v ) and approximation for anderson - griineisen parameter 5t ( v ) proposed in this paper are valid and applicable in high pressures ( up to loogpa ) and high temperatures ( from debye temperature 0d to melting temperature tm ) for many types of solids

    在本文最後一節,為了驗證固體在等壓過程中anderson grhneisen參量乓與體積膨脹的唯象假設:乓久w兀的有效性,及由此假設而推導出來的等壓態方程的廣泛應用性,本論文主要針對十六種堿金屬鹵化物、三種堿性氧化物、三種硅酸鹽礦物質的線膨脹八n 、體積熱膨脹v vo ( n 、熱膨脹系數a ( n 、體積彈性模量肘d等隨溫度的變化作了理論上的預測,且與相應的實驗數據作了比較與分析
  19. Taking the soft ? sensing of oxygen content in flue gas, unburned carbon content in fly ash and coal load in ball mill as examples, we emphatically analyze the current status, modeling method of their soft ? sensing and the secondary variable selection in the soft ? sensing ; and also summarize some other thermal parameter soft ? sensing techniques in our country, which is a guidance for the development of the thermal parameter soft ? sensing technique in power plant, and has some value for the optimization of thermal control systems

    以煙氣含氧量、飛灰含炭量、球磨機負荷為例,著重分析和總結了其測量的現狀、軟測量建模方法和二次變量的選取,並概括了國內現有的其他熱工參數軟測量技術,對火電廠熱工參數軟測量技術的發展具有一定的指導意義,對熱工控制系統的優化具有一定的參考價值。
  20. 2. based on artificial neural network, thermal parameter feedback analysis model of rcc dam during construction period has been established

    ( 2 )基於人工神經網路的方法,建立了碾壓混凝土壩施工期熱學參數反饋分析模型。
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