脈沖加熱 的英文怎麼說

中文拼音 [màichōngjiārè]
脈沖加熱 英文
pulse heating
  • 脈 : 脈名詞1. （動脈和靜脈的統稱） arteries and veins2. （脈搏的簡稱） pulse 3. （像血管的組織; 連貫成系統的東西） vein
  1. Heating ( radiant gas where furnace to air puls e )

    加熱（氣脈沖的熔爐里發光的氣體） 。
  2. Thus atom diffusion is a ' key factor to pecht. how do atoms diffuse under bpec heating

    因此，原子的擴散是決定脈沖大電流熱加工的重要因素。
  3. Comparing shrinkage under bpec and conventional heating, we can conclude that obvious shrinkage occurred at relative lower temperature and velocity of shrinkage was greater under bpec heating

    比較脈沖大電流和輻射加熱燒結過程中樣品的收縮，結果表明前者在相對較低的溫度即發生明顯的收縮，並且收縮速率大於後者。
  4. And is it the same as under radiation heating ? do the special electric and magnetic fields produced by bpec accelerate atom diffusion ? understanding the above questions fully is a key to expose the mechanism of pecht

    在脈沖大電流加工過程中原子是如何擴散的，與一般的加熱燒結、焊接是否一樣，脈沖大電流形成的特殊電場及磁場是否對原子的擴散有大的推動作用，弄清這些問題成為進一步揭示脈沖大電流熱加工機理的關鍵。
  5. In this paper, three unique models were designed to research atom diffusion at interface, contacting line and joining point under bpec heating and compare with it under radiation heating in order to find out if bpec speed atom diffusion. the first model was aimed to research atom diffusion at interface under bpec heating. experiment condition of bpec diffusion welding sheet cu and ni : direct diffusion welding, at a pressure of l0mpa, welded at 750 ~ 900, with heat rate of 200 ~ 400 / min for 10mm, on / off of 6 / l ~ 48 / 8, with die or not, vacuum of 6pa

    本文設計出三種樣品預構件，研究脈沖大電流加熱條件下片狀材料、線狀材料和球形顆粒之間的原子擴散過程，弄清脈沖大電流加熱條件下原子擴散與一般燒結和焊接過程中原子擴散的區別，以證實特殊的電場和磁場是否對原子的擴散有推動作用，揭示脈沖大電流加熱條件下原子的擴散過程，探索脈沖大電流熱加工技術快速高效的原因。
  6. The third model was designed to investigate atom diffusion at contacting point. fe was sintered at 500, 550 > 600, 650 > 700 under bpec and radiation heating. the test results of image processing indicated that the average pore size took on wavelike with temperature under bpec heating

    脈沖大電流加熱條件下，其它條件相同時，分別在800 、 900的溫度武漢理土大學碩士學位論文下擴散連接cu絲和ni絲，結果表明接觸線處cu和ni的擴散系數隨溫度的升高而增大。
  7. Pulse electric current heat treatment ( pecht ) developed by sodick, ltd., of japan, is a recently developed material processing method which consists of spark plasma sintering and welding, plasma activated sintering and welding, big pulse electric current ( bpec ) diffusion welding etc. the following are basic merits of pecht : rapid heating and cooling ; short sintering or welding time ; lowering sintering or welding temperature

    脈沖電流熱加工（ pulseelectriccurrentheattreatment ，比如燒結，焊接等）是九十年代發展起來的一種材料快速制備新技術，它包括放電等離子燒結與焊接、等離子活化燒結與焊接、脈沖大電流擴散焊接等。它具有升溫、降溫速度快、能在較低的溫度下燒結或焊接以及時間短的特點。
  8. Ultrashort pulse amplification, including chirped pulse amplification ( cpa ) and optical parametric chirped pulse amplification ( opcpa ), has been becoming one of the hot researches in the field of ultrashort pulse laser technology because ultrashort and ultrahigh intensity pulse laser has important applications in high field physics, such as x - ray laser, icf, laboratory astrophysics, laser particle accelerator, and so on

    由於超短超強脈沖激光在x射線激光、慣性約束核聚變、實驗天體物理、激光粒子加速器等強場物理研究領域內的重要應用，超短脈沖激光放大技術目前已成為超短脈沖激光技術研究的熱點之一。它包括啁啾脈沖放大（ cpa ）和光參量啁啾脈沖放大（ opcpa ）兩大類。
  9. 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。
  10. Abstract : there are offered many ways how to improve work of a spark plug. but one of the m ost important problems has not been solved yet. this is a thermal mode operation of a spark plug. the ideal spark plug should be instantly heated at the moment of occurrence of a spark and instantly cooled down in expectation of the foll owing electrical pulse. thus it balances between preservation of heat for self ? c leaning from scale and its removal in avoidance self ? ignition. in this article a uthor managed for this time to offer a spark plug with capability “ self ? regula tion ” of heat flux removed from a zone of ignition. essence of the offer is a t ip ， which is transparent for heat flux. it is produced from single crystal of sap phire

    文摘:在如何提高火花塞的工作質量方面有多種方法，但是其中最重要的一個問題還沒有得到解決，那就是火花塞工作的熱學模型問題.理想的火花塞應該能在點火的瞬間被立刻加熱，並且在接下來的電脈沖過程中迅速冷卻，由此在熱量的存儲與散發之間取得平衡，以避免自點火.本文力圖展示一種具有自動調節源於點火區域熱流能力的火花塞，其技術的關鍵是頂部絕緣體材料，它是由藍寶石單晶製作，而非傳統的氧化鋁陶瓷
  11. All analysis and simulations results indicate several methods improving the insulation recovery of spark gap switch : ( 1 ) using the gas with good thermal conductivity, such as h2 and sf6 ; ( 2 ) using the gas flow ; ( 3 ) utilizing the v / p cure ; ( 4 ) modifying the geometry and size of the electrode ; ( 5 ) using the gas with good electronegativity, such as sf6. some experiments on the multi - pulse operation of high power spark gap switch are carried out. the insulation recoveries of switch without and with gas flow are both investigated

    結合理論分析和模擬結果，提出了氣體火花開關多脈沖運行特性可採用如下方法: （ 1 ）使用導熱性能好的氣體，如h2 、 sf6等; （ 2 ）採用吹氣的方法; （ 3 ）增大氣壓，在電極表面增加細小結構，構造平穩的v / p曲線; （ 4 ）改良開關電極結構和尺寸，採用奶頭-半球結構的電極; （ 5 ）使用電負性強的氣體作為開關絕緣氣體，如sf6 。
  12. Fetal high pressure gas line pressure grooving rollers, double - breathing hot air enclosures, aerodynamic composite scraper, pulse pneumatic blanket for the school, tight - up electric and other new technologies are generally cylinder additive alternative products

    氣胎加壓高線壓溝紋托輥，雙呼吸熱風罩，復合式氣動刮刀，脈沖氣動校毯器，電動漲緊器等新技術，是普遍圓網抄紙的替代產品。
  13. As a matter of fact, pecht is achieved by atom diffusing

    實際上，脈沖大電流熱加工過程是由原子的擴散過程來實現的。
  14. Heating in pulse style, and indicated with the flash of led

    脈沖式加熱、 led閃亮加熱指示。
  15. In this thesis, the fabrication, characteristics and applications of the novel long - period fiber gratings ( lpfgs ) induced by focused high - frequency co2 laser pulses are studied. the main work is summerized as follows : 1

    該方法利用高頻脈沖的熱沖擊效應，由於脈沖能量集中，單個脈沖加熱時間短，因此加熱效率高，能高效率高質量地寫入低成本的長周期光纖光柵。
  16. This paper establishes a simple physical model of the non - linear temperature field of the metal material heated by monopulse laser and makes an analytical study on the physical model. the modeling results are basically in agreement with those of experiments

    建立了單脈沖激光加熱下金屬材料非線性溫度場的簡單物理模型，並進行了解析研究，所得結果與實驗結果基本符合
  17. The current pulse - heating technique for thermophysical properties measurement

    電流脈沖加熱瞬態熱物性測量技術
  18. First this paper introduces the development of microscale heat transfer from theory, experiment and computer simulation. then it analyses the heat transfer mechanism during short - pulse heating of metals and the microscale heat conduction in dielectric thin films. last it expatiates on the principle of ac calorimetric method and its experimental techniques

    本論文首先從微尺度理論、實驗技術和計算機模擬三方面介紹了微尺度傳熱學研究現狀，接著分析了超短激光脈沖加熱金屬薄膜過程中的熱傳導和介質薄膜中的熱傳導機制，闡述了超短激光脈沖交流量熱法的原理和實驗技術。
  19. The pulse heating inert gas fusion - coulometric titration method for the determination of oxygen content

    脈沖加熱惰氣熔融庫侖滴定法測定氧量
  20. Nickel base alloy powder - determination of oxygen content - pulse heating inert gas fusion coulometric titrimetric method

    脈沖加熱惰性氣熔融庫侖滴定法測定氧量
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