澆注溫度 的英文怎麼說
中文拼音 [jiāozhùwēndù]
澆注溫度
英文
casting temperature-
The thesis has summarized the development of the oblique - pull bridge, its construction technology and the importance of bridge construction control, then has introduced project general situation, and has narrated detailed regulation, organization construction, the major work and difficult part of this bridge construction control. the following is the key part of this thesis, firstly, it has introduced the experiment work of early stage, structural calculation and its theoretical result : the absolute altitude of each operating mode, the absolute altitude of building mould in each section and the absolute altitude after pouring concrete ; then, it has discussed the method and content of the line shape control of the main beam, actual absolute altitude of building mould is put forward, and it has described the method of structural stress monitoring, how to arrange measure point and collect data, and how to analyze data. it has also narrated the method of rope force detection and structural temperature inspection
本論文在總結了斜拉橋的發展及其施工工藝，並指出了橋梁施工控制的重要性之後，簡要的介紹了工程概況，敘述了炳草崗金沙江大橋監控細則、組織機構及監控的主要工作和難點部分；論文的核心部分，在介紹了炳草崗金沙江大橋施工控制與監測工作的前期實驗工作和施工各工況標高、各節段支模標高、澆注混凝土后的標高的結構計算和其理論計算結果之後，詳細論述了主梁的標高線形控制方法和內容，實際支模標高的提出，結構應力監控的方法、布點、測讀及其對測讀數據的合理分析方法，索力檢測和結構溫度監測的方法。Hmor of low cement corundum based castable
低水泥剛玉澆注料的高溫抗折強度研究The results show that the heat preservation coating and its proper thickness are favorable to the enhancement of filling mold speed of aluminium alloy ; the higher the pouring temperature is and the larger the ratio of hollow areas of vertical pouring is, the faster the speed of filling mold of aluminium alloy is ; if the mold is too thick or too thin, it may decrease the speed of filling mold ; the proper length and the area of vertical pouring are favorable to the enhancement of the speed of filling mold ; although negatire - pressure may improve filling the speed, too high negatire - pressure may enlarge the flaw in casting
結果表明：保溫塗料及一定的塗層厚度有利於提高鋁液的充型速度；澆注溫度越高、直澆道空心面積率越大，鋁液充型速度越快；模樣厚度太厚或太薄，均會使鋁液充型速度降低；一定的直澆道長度及直澆道面積有利於提高鋁液的充型速度；施加負壓會使鋁液的充型速度大大提高，但負壓過大會增大鑄造缺陷。The influences of foundry process and method factors on combination effect was investigated including the influences of gating system design, pouring temperature, atmospheric pressure of mould cavity, thickness of cast - penetrated layer and so on
作者就澆注系統、澆注溫度、型腔氣壓、鑄滲層厚度等工藝參數對鑄滲效果的影響進行了試驗研究。The effect of compound casting technology and compound modification on the properties of high speed steel roll collar was studied. the results showed that compound high speed steel roll collar with high and even hardness and good bond between outer and inner layers could be gained when the modified colbalt free high speed steel in outer layer and nodular iron inner layer in connection with appropriate rotational speed of centrifugal machine, pertinent pouring interval between two kinds of the melt and moderate pouring temperature as well as surface induction heat treatment were chosen. it is indicated in industrial use that the service life of compound roll collar is higher by 5 times than that of high chromium cast iron collar
研究了離心復合鑄造工藝和復合變質處理對高速鋼輥環性能的影響，結果表明，選用變質高碳無鈷高速鋼作外層，用球鐵作內層，選擇合適的離心機轉速、兩種金屬熔液澆注間隔時間和澆注溫度，結合採用表面感應熱處理工藝，可獲得硬度高、均勻性好、內外層結合良好的高速鋼復合輥環，用於工業生產其使用壽命比高鉻鑄鐵輥環提高5倍以上。Find the law of the influence from the injection pressure to the filling time and the cavity pressure and make certain of the best filling time, injection time and injection pressure. though the analysis of the flowing velocity and pressure spread of the key position element in the injection parts in different gate position, we forecast the injection parts quality and the possibility injection flaw and its position, optimize the gate position. in this paper, though the research of analogue of the runner system of metal - powder injection molding and the process of injection molding, we get the law of how the injection parameter influence the injection process
在相同的注射條件下，通過分析喂料在不同直徑和長度流道中的流動規律，得到了喂料在流道中的速度場、壓力場和溫度場，找到了流道長徑比的合理取值范圍，並得出通過改變流道設計可實現對現有設備資源充分利用的結論；給出了不同注射壓力下，型腔壓力與充模時間關系曲線和喂料熔體平均充填速度與充模時間關系的曲線，得到了注射壓力對充填時間和型腔壓力的影響規律，確定了最佳的充模時間、注射時間和注射壓力；通過分析採用不同位置澆口注射時注射件關鍵位置單元的流動速度和壓力分佈，預測了注射件的成形質量，或可能產生的注射缺陷及位置，優化了澆口設置。Are metal pouring temperatures properly monitored
澆注溫度是否被正確地監控？Pouring temperature is the dominating factor for the properties of compositing layers
澆注溫度是影響鑄滲表面復合層質量的最主要因素。The effective cost dust content of molding sand should be determined according to time factors such as the quality of the coal dust, casting size and thickness, pouring temperature, lacing sand or unit sand, and so on
決定型砂中的有效煤粉含量應根據煤粉質量的優劣、鑄件大小和厚薄，澆注溫度、面砂或單一砂等因素。Based on the mechanism of hot cracking formation of castings, the cracking defects of furnace door frame castings was analyzed, and found that the main reasons causing cracking are as follows : construction of the casting was not reasonable, gating system was not proper, and pouring temperature was too high
摘要根據鑄件產生熱裂紋的機理，對爐門框裂紋缺陷進行分析，找到了裂紋產生的主要原因是鑄件結構和澆注系統不合理，以及澆注溫度過高。According to simulation results we decide the location of parting face and cooling system 、 the shape and location of runner and gating system etc. after that we take the az91d magnesium alloy shell of motorcycle engine as an example to proceed fine factors ( plunger injection speed 、 pouring
然後以az91d鎂合金摩托車發動機外殼為例，進行五因素（壓射速度、澆注溫度、鍛造時間、壓射比壓、鍛造壓力）四水平l16 （ 45 ）正交實驗，在普通壓鑄過程中關閉鍛造功能。The composite material, which is used to make muller plow of sand mill, is prepared by the method of cast - infiltration and the technology parameters for making composite material is optimized. then the effects of the matrix component on composite layer also are disccused
通過試驗對利用鑄滲法在鑄件表面獲得一定厚度復合材料層的形成機理進行了理論分析，優選了利用鑄滲法在鑄件表面制備復合材料的工藝參數（澆注溫度、合金膏塊的厚度、澆注位置等） 。During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied
在溫度場的模擬中，模擬結果表明，保壓時間是影響製件成形質量的關鍵因素之一，擠壓速度、液態金屬澆注溫度、預制體預熱溫度和模具預熱溫度等工藝參數對溫度場的影響也很大，需進行參數之間的協調，只有當變形區內部始終維持準固態時，才能實現穩定的液-固擠壓成形過程；在變形場的模擬中，根據液態浸滲擠壓的成形特徵，選用了雙曲正弦剛-粘塑性有限元計算模型，研究了變形過程中應力應變場的變化規律，研究了模角對變形和金屬流動的影響及變形力的變化過程和其影響因素。Liquid - solid extrusion of composite material is a new kind of metal forming process, which has been developed in recent years with a promising practical application prospect for its simple working procedure, low cost and good workpiece performance. through a lot of experiments, the optimization and chosing method of key process parameters ( pouring temperature, mold warm - up temperature, impregnating pressure, impregnating time ) has been mastered. under the precondition of appropriate chosing these parameters, the effective control of extrusion velocity is the key of mading good workpiece. but the control of extrusion velocity remains a handwork, and it is heavily affected by such uncertainties as a handler ' s knowledge and skill about the process. in order to solve the problem, the automatic control of the extrusion velocity is studied, and a computer control system is also designed under existing condition
通過大量實驗，已掌握了關鍵工藝參數（熔液澆注溫度、擠壓模預熱溫度、浸漬時間、浸漬力）的優化選取方法。在合理選取關鍵工藝參數的前提下，擠壓速度的控制是成形出質量良好製件的關鍵。但是，目前對于擠壓速度的控制仍停留在手動控制階段，利用該工藝制備管、棒材製件的成功與否受操作者對該工藝及其設備的經驗及熟練程度等不確定因素影響很大。The sensitivity algorithm is a knowledge of research on the affection of parameters varies to system performance. combination with pressing force and infuse time predicted model, by using sensitivity algorithm, the affection of cast temperature, mould temperature and infuse pressure on infuse time is researched deeply, and the affection of cast temperature, infuse time and infuse pressure on the pressing force in the origination stage of extrusion process. the sensitivity analysis has huge instructing significance to the selection of parameters
靈敏度演算法是分析參數變化對系統性能影響的一種有效工具，所以本文引入靈敏度演算法，結合壓制力和浸滲時間預測模型，深入研究了澆注溫度、模具溫度和浸滲壓力對浸滲時間的影響關系，以及澆注溫度、模具溫度、浸滲時間和浸滲壓力對擠壓過程起始階段壓制力的影響，對于參數的選取，具有一定的指導意義。If the surface is covered or watered after casting of concrete, the influence resulted from change of environmental temperature and relative humidity on concrete will decrease to some extent. then the shrinkage stress will also decrease and the probability of cracking will be reduced as well
混凝土澆注完后對表面進行覆蓋或澆水養護，可以很大程度上地減少外界溫濕度變化對混凝土內部的影響，減小了混凝土的收縮應力，從而降低混凝土開裂的可能性。Therefore, it is necessary to get temperature mode and its effect on the stress and the line deformation in one region of our country by theories and experiments. it can be used in the bridge design, which makes a reasonable time to construct, sprinkle concrete and control appropriate temperature on key constructing processes
因此，有必要通過實驗和理論等研究工作，得到合適於我國或某一地區的大跨度pc連續梁橋的溫度場分佈規律及其溫度效應，可以用於指導設計，確定施工立模及混凝土澆注的合理時機，對關鍵的施工工序進行適當的溫度控制。- test method for refractoriness under load of castable refractory. non - differential, with rising temperature
耐火澆注料荷重軟化溫度試驗方法Based on several actual cases, the temperature control measures for roller compacted concrete ( rcc ) gravity dam and arch dam such as structural jointing for construction ; lowering of concrete placing temperature ; water pipe cooling ; surface insulation ; inclined - layer placing etc., the measures to improve the material properties i. e. the application of micro - expanding concrete ; enhancement of material crack - resistance property and the requirement for the simulative analysis on both the temperature field and stress field as well as some problems concerned are summarized herein on the basis of the analysis on the material properties ; construction characteristics and the changing characteristics of the thermal stress of roller compacted concrete
摘要從碾壓混凝土的材料特性、施工特點、溫度場溫度應力的變化特點入手，結合幾個工程總結了碾壓混凝土重力壩、拱壩的分縫方式，降低澆築溫度、水管冷卻、表面保溫、施斜層碾壓等溫控措施，採用微膨脹混凝土、提高材料抗裂性能等改善材料性能措施及碾壓混凝土溫度場、應力場模擬分析的要求和應注意的問題。Low viscosity, easily pourable potting material, with the ability to develop good adhesion to most substrates without the use of a primer, has a long working time and high temperature resistance, cure at elevated temperature
低粘度，易澆注的灌封材料，並在不需要底塗的情況下能獲得較好的粘接性，操作時間長，耐高溫，需加熱固化。分享友人