預熱溫度 的英文怎麼說
中文拼音 [yùrèwēndù]
預熱溫度
英文
preheat temperature-
Through preparative experiments and optimized experiments on cu ~ zn ultrafine powders that are prepared by the method of thermal spray and ball milling, the author finds that dispersants concentration, dispersing time, ph, temperature and adscititious ions have significant influences on dispersing effects
西安理工大學碩士學位論文通過對熱噴塗球磨法制備的超細銅鋅粉的分散性進行預試驗和優化試驗，發現分散劑濃度、分散時間、 ph值、溫度和外加離子濃度對分散作用效果有重要影響。Selection of preheated temperature for tgp penstock welding
三峽工程左岸電站引水壓力鋼管焊接預熱溫度的選擇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 alloy component and the process parameters of the precision casting ( including the exit temperature from furnace, pouring temperature, mould preheating temperature, holding time, cooling form ) have a certain influence on the problem of the blade brittles
摘要合金含量、精鑄工藝參數（出爐溫度、澆鑄溫度、模殼預熱溫度、保溫時間、冷卻方式）對葉片脆性問題存在一定的影響。Welding. guidance on the measurement of preheating temperature, interpass temperature and preheat maintenance temperature
焊接.預熱溫度層間溫度和預加熱的維持溫度的測量導則Welding - guidance on the measurement of preheating temperature, interpass temperature and preheat maintenance temperature iso 13916 : 1996 ; german version en iso 13916 : 1996
焊接.預熱溫度層間溫度和預加熱維持溫度測量導則The results indicate that the regenerative ladle baking with high temperature air combustion techniquecan speed up ladle heating rate and increase the temperature uniformity of lining
結果表明，採用助燃空氣煤氣雙預熱的蓄熱式燃燒技術能夠有效地提高鋼包的烘烤速度和加熱均勻性；氣體預熱溫度越高，包襯終點溫度越高，溫度均勻性也越好。1 the forecast model of the load of the heating system was put forward, parmeter of the model was recognized in genetic algorithm. on the basis of the result, the temperature of water supply was calculated and become target aim of burning system
針對集中供熱系統的特點，設計了整個系統的運行控制方案。 1建立了供熱負荷預測模型，採用遺傳演算法對模型的參數辨識，並以此來計算當天的供熱溫度，指導鍋爐的自動控制。The ratio of isopropyl alcohol and pure water and temperature in the process of freezing are considerated in the research of the preparation of the pt / c electrocatalysts with freeze - drying method. the result shows, when we use 300ml pure water to wash the carbon ( 40mg ) in isopropyl alcohol ( 20ml ) to alter the ratio of isopropyl alcohol and pure water, we get the electrocatalysts with high catalytic activity ; the use of the liquid nitrogen ( - 196 ) to freeze the suspension ( carbon and precursor solution ) can make the pt / c electrocatalysts in high dispersion
採用300ml純水對20ml異丙醇中的40mg碳載體進行洗滌抽濾，來改變預凍液中的醇水比例，通過冷凍乾燥制備pt / c的性能較好;採用液氮對預凍液進行冷凍（預凍溫度為- 196 ）制備的pt / c催化劑性能較好;冷凍乾燥法可以有效地避免加熱乾燥過程中前軀體離子在碳載體表面的脫附和團聚，進而制備載量大、分散性好、粒徑較小的pt / c催化劑。Using cfx4. 3 code with finite difference and simplec methods, the temperature distribution of ladle lining baked at different preheating temperature of combustion gas was studied numerically and experimentally
利用計算流體力學軟體cfx4 . 3 ，採用有限差分方法和修正的速度壓力耦合演算法simplec ，計算了某廠蓄熱式鋼包內襯的溫度分佈，重點分析了不同氣體預熱溫度下鋼包內襯溫度的變化規律，並進行了實驗驗證。In this paper a perfect and flexible experimental system of low nox combustion is established firstly. the influences of the temperature of combustion, the air excess coefficient, a certain amount of vapor added in advance, the temperature of preheated air, adding microwave into gas before combustion, gas recycling combustion and the mode of combustion ( diffused and premixed ) on nox emission are analyzed respectively. the combustion of liquid petroleum gas is simulated with phoenics 3. 5
首先建立了完善靈活的低no _ x燃燒實驗系統，在實驗系統上完成了燃燒溫度、過量空氣系數、預先加入一定量的水蒸汽、空氣預熱溫度、對燃氣預先進行微波處理、煙氣再循環燃燒以及燃燒方式（擴散式與預混式）對no _ x生成的影響分析；採用phoenics3 . 5軟體進行了液化石油氣燃燒的數值模擬。Start temperature preheating temperature
開始預熱溫度Welding - guidance on the measurement of preheating temperature, interpass temperature and preheat maintenance temperature
焊接預熱溫度道間溫度及預熱維持溫度的測量指南Abstract : the fesiibility of ultrasonic liquid infiltratio n method in the fabrication of cf / al composite wires is discussed. composite wires with good properties are obtained by adopting proper parameters including the preheated temperature of fiber, temperature of melting aluminum, infiltrati ng time and the ultrasonic energy
文摘:探討了超聲液相浸滲法在制備碳（石墨） /鋁復合絲過程中的適應性，通過選取適當的工藝參數，包括纖維去膠及預熱溫度、鋁液溫度、浸滲速度和引入的超聲能量等，可以得到復合質量較好、具有較高力學性能的復合絲。It must be noted here that blue stimulated luminescence from polymineral fine grains presumably originate from both quartz and feldspar grains, and it is thus likely that any blue stimulated signal following an ir exposure in our samples will be richer in quartz osl in comparison to a pure blue stimulated signal without ir exposure
Blsl信號由兩部分組成，一部分既可以被藍光激發，也可以被ir激發，另一部分只能被藍光激發，這兩種類型的陷阱在不同的預熱溫度中分佈不均勻。This product can remove cooling membrane of recycling resin bonded sand, metal granule, take off membrane ; if temperature of recycling sand is lower than stated temperature, hot water circulating system can be used to raise temperature of recycling sand
該系列產品主要用於再生后的樹脂砂的冷卻除膜，同時具有去除金屬微粒脫膜除微分等功能若再生后的砂溫低於預定溫度時，選擇加熱水循環系統，也可達到升高再生砂溫至預定溫度的目的。The major influencing factors of felting quality are pre - heating temperature and glue depth, and the installation of the temperature raising set in the felting parts
經分析確定了影響粘接質量的主要因素是加熱溫度與打膠深度，對粘接部分增加了預加熱裝置。The observatory operates a dial - a - weather automatic telephone answering system providing hourly updates of weather forecasts, temperature readings, warnings or tropical cyclone information
天文臺設有一個"打電話問天氣"查詢系統，為市民即時提供最新的天氣預報、溫度、惡劣天氣警告和熱帶氣旋消息。Based on the predecessor ' s research, we focus on the concrete of large volume at basement inside high building. firstly, we have developed a software called 3d - efp, which have good practice in temperature predicting, secondly, we have aslo managed to get a whole set of scientific & advanced technology to monitor the temperature inside the concrete
其次，在大體積砼水化熱溫度實時監測方面，我們經過多年的摸索與改進，研究出一整套科學的方法和先進的自動化技術，極大地促進了這類工程的「信息化施工」 ，通過預測與實測的緊密配合，採取一系列有效的措施盡可能控制砼溫度的變化，來達到防止溫度裂縫產生的目的。分享友人