澆注高度 的英文怎麼說
中文拼音 [jiāozhùgāodù]
澆注高度
英文
pouring elevation-
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 control system of mould level is crucial to improve the slab quality in the continuous casting process, pid controller is used in the traditional mould level control, and it has some defaults, such as : at the start - up or finishing period of casting or during the changeover of tundish, pid control has a bad effect, its overshoot is large and its transient time is long ; the erosion of the tundish stopper and the submersed nozzles lead to the accuracy of control become bad ; the abrupt falloff of block in the submersed nozzles makes the level acutely fluctuate, and pid control can not overcome the disturbances resulted from the change of casting speed
結晶器液位控制系統是提高連鑄產品質量的關鍵環節，傳統的連鑄機液位控制方法採用常規的pid控制，存在如下不足：開始、結束澆注和換中間罐澆注時，控制效果差，超調量大，過渡時間長；塞棒頭和浸入式水口被腐蝕后引起控制精度差；浸入式水口堵塞物的突然脫落所引起的液位劇烈波動；無法克服拉速波動引起的擾動。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 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。Ghg - electrical grade activated silica powder is produced by way of mingling on the basis of electrical grade silica powder. it has activt effect on surface & make silica powder mingled with resin, raise cohesive force between resin & silica powder, raise the water - resestance on the sunface and the compressive strength of pour object, reduce sediment, gradation & split, increase filler of silica powder, and replaced inpoted products on the producing line of imported dry type transfomer & high tension mutual induc tance equiment, it has been the best pouring insulate materual in electrical trade
電工級活性硅微粉是在電工級硅微粉的基礎上進行偶聯化處理而製成，具有表面活性作用，能使用硅微粉與樹脂發生交聯，提高樹脂與硅微粉的粘結力和界面增水性，提高澆注體抗沖擊強度，減少沉澱、分層、開裂現象，增加硅微粉的填充量，在引進的乾式變壓器、高壓互感器生產線上已成功地代替了進口產品，成為電工行業理想的環氧澆注絕緣材料。The results show that, composite could be fabricated on the complicated surface by means of sodium silicate sand mold combination with vacuum infiltration process. when the substrate was 10 mm, composite layers reached 3 mm to 5 mm in thickness with high strength interface and less casting defect. microstructures of grey cast iron and low chromium cast iron matrix composites with various volume fraction has been analyzed
結果表明：用水玻璃砂型（芯）加負壓鑄滲的工藝能夠實現復雜表面（曲面）顆粒增強復合材料的制備，澆注方式簡單可靠，基材厚度在10mm時，復合層厚度能達到3 5mm ，且復合層鑄造缺陷少，復合效果好，界面緻密而且結合強度高。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。Steel casting : 20 tons arc - furnace steelmaking, 40tlf refiner furnace ; the max elevating capacity 125t ; the max casting products 80t, dimension of casting products length, width, high 8. 54. 53m, spun casting min outer diameter, min wall thickness, max length 1000154000mm ; various specification steel strands
鑄鋼: 20t電弧煉鋼爐40tlf精煉爐最大起重能力125t最大鑄鋼件80t鑄鋼件最大尺寸長寬高8 . 54 . 53m離心澆注最大外徑最小壁厚最大長度1000154000mm各種規格連鑄坯。This material can be used to produce rolls of large size with the static compound casting technology so that the roll body is of great hardness and the roll shaft is of great strength and the roll will have good thermal stability and resistance to accident
此類材質可用靜態復合澆注工藝生產較大規格軋輥，使輥身具有高的硬度而輥軸具有高的強度，表現出良好的熱穩定性和抗事故性。High strength, good volume stability, low thml. cond. ， and can be installed by casting, gunning or ramming
強度高，燒后線變化小，導熱率低，可澆注、噴射、搗打施工。High strength, low linear change and low thermal conductivity. forming easily, such as casting, gunning, coating, ramming
強度較高，燒后線變化小，導熱率低，施工方便，可澆注、噴射、塗抹或搗打施工。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。According to the tendency of modern concrete pump deliever with far - distance and high - floor pouring, the market need a measure system provided with good automatic performance and friendly human - machine interface
現代混凝土泵送技術向遠距離傳輸、高層澆注發展，並日益走向市場化，對測量系統的要求越來越高，不但要求它具備較高的自動化程度及良好的測量性能，還要求友善的人機交互界面。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。To improve the bearing capacity in varying ground conditions, soft spots are usually filled with consolidated hardcore or a weak concrete, before the foundation is laid
為了在不同的地基條件下提高基礎的承載力，在澆注基礎前，通常用碎石墊層加固或用強度低的混凝土來填充土質松軟的地方。Model jy light thermal insulating pouring material is new irregularly setting fire - resistant material which is made from the excellent and super powerful light aggregate, super minunt material, combine agent and additional agent. this material is series of new fire - resistant lining naterial with low density, high intensity, small thermal conductivity
Jy系列輕質保溫澆注料是一種新型不定型耐火材料，由優質超強輕質骨料、超細粉、結合劑和外加劑組成，是一系列密度低、強度高、導熱系數小的新型隔熱襯里材料。By close study on the average temperature rise, temperature distribution, and tune constant of the class f resin dry type power transformer ' s high voltage and low voltage winding under self - cooling and wind - cooling mode, we find out the connection between the variation of the load and the items, mentioned above. the results of the experiments can be reference to both thermal design optimization of dry type power transformer and the revision of current standards. meanwhile, we develop the software, which can predict the overload ability of the dry type power transformer
本文對f級樹脂澆注式乾式變壓器的高、低線圈的平均溫升，內部溫度分佈和時間常數在自冷和風冷，兩種冷卻方式下隨負載變化的規律進行了研究，得出了平均溫升、熱點溫升和時間常數隨負載變化的相互關系和有關計算用參數和公式，試驗結果可作為改進乾式電力變壓器的熱設計的依據和對現行標準進行修改的參考。Such measures as raising baking temperature of ladle, quickening thermal circulation of ladle, adding insulating lay in ladle lining, adding cover in molten steel surface, adding ladle cover in casting are introduced to reduce molten steel temperature drop in this paper
闡明了通過提高鋼包烘烤溫度、加快鋼包熱周轉、包襯加隔熱層、鋼水表面加覆蓋劑、澆注鋼包加蓋等減少鋼水溫降的措施。The high voltage windings is made by sectional aluminium foil with glass fiber and resin casting, the voltage between turns is very low, the partial discharge is very low, there is no cracking, since the expansion factor of conductor and insulation material is similar, it also has the advantages of no corrosion, no pollution, low losses, low noise level, anti - vibration, fire protection, maintenance free, long operating life and high reliability
低壓繞組為銅箔繞制，半干nomex紙做層間和外層絕緣，經乾燥與銅箔固化為一體，散熱好強度高。高壓繞組為分段鋁箔繞制，玻璃絲網架環氧樹脂澆注，層間電壓低，局部放電小，導體和絕緣體膨脹系數相似，不裂壽命長無腐蝕無污染損耗小噪音低抗震阻燃免維護運行安全可靠。分享友人