熱裂法 的英文怎麼說
中文拼音 [rèlièfǎ]
熱裂法
英文
cracking process-
Standard test method for crazing resistance of fired glazed whitewares by autoclave treatment
用熱壓處理法測定焙燒衛生釉瓷抗破裂性的標準試驗方法Abstract : large time delay exists in complicated practical processes. for example, in fccu ( fluidized catalytic cracker unit ) reactor - regenerator, the feed is preheated through heat exchanging from fractional column slurry, thus results in large time delay. a predictive control system is designed for such processes, where the kernal algorithm is dynamic matrix control. application results show that the control behavior is improved than original pid control
文摘:實際的復雜工業過程，往往具有大的時滯，例如：煉油廠催化裂化裝置的反應再生系統，其原料油預熱通過油漿換熱實現，因此時滯特別大.本文針對這一類大的時滯過程，設計了以動態矩陣控制為核心演算法的預測控制系統，運行實踐表明：這一控制方案比原pid控制在控制質量上有較大提高Test method for castability of alloys. determination of hot tearing tendentiousness
合金鑄造性能測定方法.熱裂傾向的測定In this paper, the reason and process of hot tear forming for the investment steel castings are analysed, the technological method of preventing hot tear is discussed, and the designing method of the self - cut - gate for shifting hot tear is introduced
分析了熔模鑄鋼件熱裂產生的原因和過程，論述了防止熱裂的工藝措施，並介紹了自割內澆口轉移熱裂及其設計方法。The path - way controlling of neptunium in co - decontamination step of purex process, the extraction thermodynamics of amido podand and its usage in recovery of actinides from simulated hllw have been investigated. more than 95 % np were maintained in np ( v ) in 1a extractor and flowed into 1 aw, if enough amount of hno2 was added in feed adjustment and then hno2 scavenger ( urea ) was added before extraction. three kinds of amido podand were synthesized, and the extraction of lanthanides, actinides and some fission products were studied. one of them ( tbopda, n, n, n ', n " - tetrabutyl - 3 - oxa - pantenadiamide ) was used as extractant to recover actinides from hllw. the results of experiments show that more than 99. 99 % actinides were recovered from hllw and separated basically in groups. the main digests are as follows : 1
鎿走向控制研究中通過調價階段加入亞硝酸、而萃取前清除亞硝酸的獨特辦法可以將大於95的鎿趕入1aw 。合成了三種酰胺莢醚萃取劑，研究了它們對錒系和裂片元素的萃取熱力學，通過條件實驗選擇了其中一種莢醚tbopda （ n ， n ， n 』 ， n 』 ?四丁基? 3 ?氧戊二酰胺） ，進行了從模擬高放廢液中分離錒鑭系元素的工藝研究，錒系的回收率大於99 . 99 ，並且基本上實現了錒鑭元素的組分離。其要點如下： 1The fracture toughness values of vermicular graphite cast iron specimen subjected to four different heat treatment methods were tested and compared
摘要比較四種熱處理方法下蠕墨鑄鐵試樣的斷裂韌度。This paper researches the basic statistical rule of oil - gas dynamic system from the systematic theory, combining with the common characteristic and structure characteristic of oil - gas dynamic system, taking the design requirement of oil field development programming into consideration, by using of functional simulation principle ( including nn method, differential simulation method ) and historical data of oil field, establishes the in - out conjunctional relationship of dynamic index of oil field development, and researches the two level index prediction of development dynamic with both oil field and oil production plant on the basis of the in - out conjunctional relationship. furthermore, this paper analyzes the " decision - making variable ", " object " and " restriction terms " by the optimization theory and set up several optimal models which compose the oil field development programming, it is following : optimization model of the production composing ( solving the optimal composing of each subentry production and cor responding cost, workload, including the onshore thin oil production, the heavy oil thermal process production, tertiary oil recovery production, and the offshore production ) ; optimization model of measure production structure ( determining the optimal composing of each measure production and measure workload, which is composed of fracture, acidulation, capital repair and so on ) ; optimization model of the production distraction ( optimal distribution of the whole oil field production to each oil production plant ) and the integrated development programming model of oil field
本文從系統理論出發研究油氣動態系統基本統計規律，結合油氣動態系統的一般特點，結構特點，兼顧油田開發規劃設計的要求，利用功能模擬原理（含神經網路方法、微分模擬方法） ，依據油田歷史數據，建立了油田開發動態指標間的輸入輸出關聯關系，並在此輸入輸出關聯關系的基礎上研究了油田及採油廠兩級的開發動態指標預測，同時利用最優化原理，在分析「決策變量」 、 「目標」及「約束條件」的基礎上建立了多個構成油田開發規劃的「優化模型」 ，這些優化模型包括：產量構成優化模型（解決陸上稀油產量、稠油熱采產量、三次採油產量、海上產量及對應的成本、工作量的最優構成問題） ；措施產量結構優化模型（解決壓裂、酸化、大修等各項措施產量及措施工作量的最優構成問題） ；產量分配優化模型（將油田的產量最優地分配到各採油廠）以及油田綜合開發規劃模型。Tga. insulating and sheathing materials of electric and optical cables - common test methods - part 4 - 1 : methods specific to polyethylene and polypropylene compounds - resistance to environmental stress cracking - measurement of the melt flow index - carbon black and or mineral filler content measurement in polyethylene by direct combustion - measurement of carbon black content by termogravimetric analysis - assessment of carbon black dispersion in polyethylene using a microscope
電纜和光纜的絕緣和護套材料.通用試驗方法.第4 - 1部分:聚乙烯和聚丙烯化合物專用方法.抗環境應力致裂.熔化流動指數測量.通過直接燃燒測量聚乙烯中炭黑和或礦物填料含量.通過熱重分析法Insulating and sheathing materials of electric and optical cables - common test methods - part 4 - 1 : methods specific to polyethylene and polypropylene compounds - resistance to environmental stress cracking - measurement of the melt flow index - carbon black and or mineral filler content measurement in polyethylene by direct combustion - measurement of carbon black content by thermogravimetric analysis - assessment of carbon black dispersion in polyethylene using a microscope
電纜絕緣護套材料的通用試驗方法.第4部分:聚乙烯和聚丙烯專用方法.第1節:耐環境應力破裂性.在空氣中熱老化后的卷繞試驗.熔體流動指數測量.聚乙烯中炭黑和Methods of testing plastics - thermal properties - cold crack temperature of film and thin sheeting
塑料試驗方法.第1部分:熱性能.試驗方法150d :薄膜與薄片冷裂溫度Methods of test for adhesives - physical tests on hot - melt adhesives - determination of low temperature flexibility or cold crack temperature
粘合劑試驗方法.第h2部分:熱熔粘合劑物理試驗.低溫撓性及冷爆裂溫度測定Based on the theory of retrieving lst through satellite remote - sensing and the characters of semi - tropical climate, topography, vegetation and the noaa / avhrr data in guangxi, the split - window algorithms for retrieving the lst from space, including the kerr algorithm, the becker & li algorithm, the qin algorithm, the franca & cracknell algorithm and some others, were analyzed and compared
根據利用衛星遙感資料反演lst的理論方法，結合廣西現有的衛星資料及亞熱帶氣候、地貌、植被等特點，對國內外的kerretal演算法、 becker & li演算法、 qinetal演算法和franca & cracknell演算法等10多種反演lst的分裂窗演算法及其相關的參數估算方法進行了適用性分析，得出採用輻射率模型中的beckerandli演算法計算廣西白天的lst比較適用。Iron ore - determination of decrepitation index
鐵礦石熱裂指數的測定方法The results indicated that, the fabrication process of ultra - fine grain material is mainly determined by the stress, rotate speed and the flux of cooling water. the grain refining and the hardening effect are mostly affected by the rotate speed and the flux of cooling water. compared with commercial ly12, the invalidate strength and the prolongation rate of the ultra - fine grain material are properly improved in the measurement of compression property ; and the abrupt change of the dilatability of the ultra - fine grain material at 500c is found ; also the phenomena of which the grain size of these microstructures is stable when annealed under 300c is observed
研究表明，採用本文提出的摩擦壓扭強變形區轉移法可以得到棒狀的超細晶材料，軸向壓力、扭轉速度和溫度是採用該方法制備超細晶材料的主控參數；試件的旋轉轉速和冷卻速度對變形區晶粒細化和硬化效果影響顯著；超細晶ly12的壓縮性能與淬火+自然時效狀態的ly12壓縮性能相比，斷裂強度和延伸率均有一定程度的增強；超細晶ly12的熱膨脹系數在550左右發生明顯的變化。By using the eigenfunction expansion technique, a one - dimension finite element formulation is then developed to determine the eigensolutions to the 2d heat conduction problem at the crack tip, which discretizes the sectorial domain circumferenially
利用特徵方程展開方法，可獲得分析裂紋尖端處二維熱傳導特徵解的一維有限元列式。According to the demand of the concept design of china spallation neutron source ( csns ), the target station, i. e. the target, the reflector and the moderator have been simulated and optimized using monte carlo simulation software, nmtc / jam and mcnp4a, firstly. the neutron flux escaping from the target and the moderator and the heat deposition in the target, the reflector and the moderator are calculated. these results provided essential data as a basis of the spallation neutron source design
本論文結合當前中國散裂中子源（ chinaspallationneutronsource ， csns ）工程概念設計的迫切需要，選擇國際上廣泛使用的基於蒙特?卡羅方法，用於模擬粒子輸運過程的程序mcnp4a和nmtc jam作為研究工具，首次對csns靶站進行了全面的模擬與優化，內容包括靶、反射體與慢化器系統的中子通量分佈以及熱量沉積，同時計算了靶的溫度場與應力場分佈。Testing method for modulus of rupture of insulating fire bricks
隔熱耐火磚斷裂模量的測試方法1 testing method for modulus of rupture of insulating fire bricks amendment 1
隔熱耐火磚斷裂模數的測試方法Rubber and rubber products - determination of the composition of vulcanizates and uncured compounds by thermogravimetry - acrylonitrile - butadiene and halobutyl rubbers
橡膠和橡膠製品.利用熱裂解法測定硫化和未硫化化合物的成分.丙烯晴丁二烯和丁基鹵化橡膠Especially for the longitudinal heat checking of tool joint, the hoop toughness criterion of tool joint material was put forward to prevent the heat checking. based on analysis for field failure cases, minimal hoop impact work by means of mechanical calculation has been obtained, which can be used to modify the relevant contents of api rp7g
特別針對鉆桿接頭縱向熱裂問題，提出了控制接頭材料的橫向韌性判據，並以現場失效案例分析為基礎，經力學計算初步確定了最低橫向沖擊功要求，可用於完善修訂apirp7g推薦做法的有關內容。分享友人