熱等靜壓 的英文怎麼說
中文拼音 [rèděngjìngyā]
熱等靜壓
英文
high temperature insostatic pressing-
When the design pressure of the reactor / regenerator is less than or equal to the design pressure of the main fractionator, or there is some absolute mechanical limit to the regenerator pressure ( plus the static head difference between the regenerator and reactor ) that is less than the main fractionator design pressure, the units do not need large relief valves on the main fractionator
當所設計反應器或交流熱換器的壓力小於或等於主分餾器,又或者有些機械上無可避免的限制(還有就是兩靜電頭的不同)小於交流熱換器的壓力,其時整個部件就不需要大的調劑電子管了。Abstract : the basic characteristics of hot _ isostatic press quenching method and its excellent performances on decreasing part deformation are described in this paper
文摘:敘述了熱等靜壓淬火方法的基本特點以及在減小零件變形方面的優良性能。This paper establishes a model simulating dam actual placing process and considering the non - continuity of initial temperature on the boundary of new and old concrete, daily air temperature change, concrete - placing temperature, hydration heat, heat insulation on boundary, water - storing process, placing intermission and curing with water. the calculation of stress field considers the concrete weight, static water pressure, thermal stress, different autogenous volume change between rcc and normal concrete, change of elastic modulus of concrete with age and creep action
考慮了乞今最為全面的初始條件和邊界條件,包括模擬壩體的實際升程過程,考慮了新老混凝土接觸面上的初始溫度不連續,逐日的氣溫變化,混凝土的入倉溫度,水化熱溫升,邊界保溫,水庫蓄水過程,澆築間歇以及灑水養生等因素;應力場的計算考慮了混凝土的自重,靜水壓力,溫度應力,常態混凝土與碾壓混凝土不同的自生體積變形,混凝土的彈性模量隨齡期的變化以及徐變的作用。Test results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical
通過對攝像機、數據採集系統及高壓試驗裝置記錄覆冰絕緣子表面閃絡電弧的發展過程的試驗結果進行理論分析得出:弧根周圍空氣的熱電離導致了電弧的發展,靜電場力對電弧的發展起到了加速作用,電擊穿僅發生在閃絡最終的跳躍階段;通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導率、電弧長度及電弧半徑等參數,得到了不同階段電弧(電弧起弧階段、電弧發展階段及完全閃絡)的發展速度、臨界電弧長度均隨覆冰水電導率的增加而減小。The company possesses advanced machinery and equipment as well as testing instrument, for example, hip sintering furnace, 1000 tons press, high precision grinding machine for roll ring, ultrasonic no damage detector and so on
公司擁有國際先進的熱等靜壓燒結爐1000噸壓機高精度輥環磨床無損探傷儀等專業化生產設備和檢驗儀器,保證產品質量。Based on nanometer powders, cajc cvbased oxides were synthesized by constant sintering, cold isostate pressure and hot pressure methods. it can be found that sintering methods have a great influence on thermoelectric performances : the sample synthesized by hot pressure method is most dense and has the best thermoelectric performances. the microstructures and thermoelectric properties of cascog - based oxides doped by four dopants have been investigated
採用不同的后續工藝制備最終的熱電材料,研究不同工藝對熱電性能的影響發現:熱壓燒結制備出的熱電材料最緻密,其熱電性能也最好;先冷等靜壓成型后常壓燒結方法次之;直接常壓燒結法燒出的樣品氣孔最多,性能也最差。Many researches have showed that the mechanical properties of al2o3 - matrix ceramics in which ti ( c, n ), tic or tin was dispersed could be improved a lot, which might be widely used in the field of machining. al2o3 - matrixed ceramics were fabricated by gas pressure sintering ( gps ) and gps with post - hip based on current techniques in this experiment. for al2o3 - ticn composite ceramics, the densitification process was controlled by the mechanism of solid phase sintering.
大量研究表明:採用ti ( c , n ) 、 tic或tin作為第二相彌散顆粒所制備的氧化鋁基復相陶瓷相對al _ 2o _ 3單相陶瓷而言,性能有了顯著的提高這類復相陶瓷性能優良,在機械加工領域有著廣泛的應用前景本實驗採用氣壓燒結( gps )以及gps結合熱等靜壓( hip )后處理兩種工藝制備氧化鋁基復相陶瓷。Standard specification for hot isostatically - pressed alloy steel flanges, fittings, valves, and parts for high temperature service
高溫設備用熱等靜壓壓制的合金鋼法蘭配件閥門和部件的標準規范Standard specification for hot isostatically - pressed stainless steel flanges, fittings, valves, and parts for high temperature service
高溫設備用熱等靜壓壓制的不銹鋼法蘭配件閥門和部件的標準規范The results indicate that arc melting is a good method to produce nb - si system intermetallics due to its simpler technics, lower cost and compact products. however, powder metallurgy is found to be not suitable to produce the nb - si system intermetallics due to its coarse and loose products resulting from the poor molding property of nb and si mixed powders. optical floating zone technology, which is used to fabricate nb - si intermetallic composites for the first time, is also found to be a good way to produce nb - si system intermetallics because of its compact products and good property despite of its relatively high cost
結果表明,電弧熔煉方法制備得到的nb - si系金屬間化合物比較緻密,且制備工藝簡單,經濟實用,是一種合適的nb - si系金屬間化合物制備方法;由於nb 、 si元素粉末的成型性很差,用粉末冶金方法(熱壓燒結和冷等靜壓)制備的nb - si系金屬間化合物表面粗糙、緻密度低,且成本較高,不宜用於制備nb - si系金屬間化合物;首次用光學懸浮單晶生長技術制備的nb - si系金屬間化合物復合材料緻密度很高,盡管成本稍高,但由於性能最佳,也是一種合適的nb - si系金屬間化合物制備方法。At the base of participating in the system design and debug of the dy - 500 hip - sinter low - pressure and vacuum sinter stove which is investigated by the zigong horniness - alloy ltd. this paper conclude the practice and work, according to the sense and the embed analysis, this paper including : aim at hip - sinter stove, analyse technics principle of the dewaxing, the vacuum sintering and the hot isostatic pressing by low pressure
在參與自貢硬質合金有限責任公司研製的dy - 500型低壓真空燒結爐自動控制系統設計和調試的基礎上,本論文對實踐工作進行了總結與提高。根據現場經驗和深入分析,論文的主要內容有:針對低壓真空燒結爐,分析脫蠟、真空燒結、低壓熱等靜壓工藝原理,並論述了溫度、真空度、壓力三個主要因素對生產過程的影響。The microstructure of the polycrystal remains to be optimized to achieve good performance. to reduce the high cost and high - energy expedition of melting method, a solvothermal process followed by a sintering procedure of compacted pellets produced by using cold isostatic pressure method were mentioned to prepare polycrystalline samples of the ternary ( snte ) x ( bi2te3 ) y compounds
為彌補熔煉法高成本,高能耗等諸多缺陷,本文還採用溶劑熱法,成功合成了bi _ 2te _ 3和三元( snte ) _ x ( bi _ 2te _ 3 ) _ y化合物,並採用冷等靜壓成型,結合常壓燒結的方法制備塊體樣品。Utilizing the beryllium powders with steadily low oxygen made by the newest method of impact grinding, the research pioneered the first attempt in the world in studying the effects of the grain size independently on the mys of the vacuum - hot - pressed ( hp ) beryllium material and the cold - hot - isostatic ( hop ) beryllium material
利用先進的氣流沖擊研磨方法制得穩定低氧含量的鈹粉,在國際上首次研究晶粒尺寸單獨對真空熱壓(本文簡稱熱壓)和冷、熱等靜壓(本文簡稱靜壓)鈹材_ ( mys )的影響。Many producing methods are developed as the craft improved, including isostatic cool pressing, dry pressing and hot pressing molding, to meet customers ' different requirements to technique
生產工藝的不斷改進,已形成多方法製造:冷等靜壓生產、干壓生產、熱壓注成型生產,可滿足了不同用戶的技術要求。This kind of products are formed in the isopressing process and have the properties of isotropy, uniform structure, high electric conductivity, superior resistant to thermal ? shock and oxidation. it is free of pollution and infiltration for smelting metal
該類產品採用等靜壓成型工藝,具有各向同性、結構均勻、導電性和抗熱沖擊性好、耐氧化、對熔融金屬具有不污染、不滲透等特點。The foundation to develop nb - si system intermetallics base high temperature structure materials has also been established in some degree in this paper. arc melting, powder metallurgy and optical floating zone technology have been used and compared to fabricate the nb - si system intermetallics
運用電弧熔煉、粉末冶金熱壓燒結、粉末冶金冷等靜壓和光學懸浮單晶生長技術等方法制備了nb - si系金屬間化合物,並對這四種方法制備的nb - si系金屬間化合物進行了比較。Stewart - warner high pressure series adopt high - efficiency heat exchanger, famous brand sanyo compressor, accurate electronic expanding valve and 4 - way valve, high - security electric components etc, to remain them under well operations
斯圖華納高靜壓系列採用高效熱交換器、知名品牌三洋壓縮機、精確的電子膨脹閥、四通閥以及高安全性的電器元件等,使該機性能無可挑剔。The group ' s four strategic business units provide heat treatments, materials testing, hot isostatic pressing, and metallurgical coatings to a wide range of industries including automotive, aerospace, power generation, oil and gas, military, petrochemical, agricultural and consumer product
集團的四個戰略業務單元為包括汽車、航空、發電、煉油、軍事、汽油、農業和消費品在內的各個行業提供熱處理、材料檢測、熱等靜壓和冶金塗層服務。Hip effect on fatigue damaged specimens by electric resistance variation
從電阻變異規律分析疲勞損傷件中溫熱等靜壓效果The test has also shown that the purer hot - pressed as well as hiped beryllium materials with less content of fe and al impurities mainly consist of two phases - the matrix beryllium and the second phase of beryllium oxide ( beo )
實驗還發現,含fe 、 a1等雜質較少的較高純度的熱壓和靜壓鈹材主要由基體鈹和氧化鈹( beo )第二相組成。分享友人