熱成塑性體 的英文怎麼說
中文拼音 [rèchéngsùxìngtǐ]
熱成塑性體
英文
thermoplastics-
From the feature of the force and deformation of the tpih, 5 different elements are used to mesh the different zones of the tube, which are structural beam 3d elastic 4, structural pipe plastic straight 20, structural pipe elastic elbow 18, structural shell elastic 4 node 63 and contact 3d pt - to - surf 49 ; the contact problem is assumed to be flexible - to - flexible ; the temperature field is assumed to be body load. a mechanical model corresponding to reality has been established for numerical simulation. based on the above, the 3 - d fem numerical simulation of tpih has been carried out by using the ansys program
針對加熱彎管過程的受力和變形特點，採用三維梁單元、三維塑性直管單元、三維彈性曲管單元、三維殼單元與三維點對面接觸單元等5種不同的單元分別對管毛坯不同區域進行劃分，並對接觸單元採用柔體-柔體的處理方法，將溫度場作為體載荷處理，建立了符合實際的加熱彎管問題數值模擬力學模型：在此基礎上，應用商用軟體ansys對加熱彎管過程進行三維有限元模擬與研究，獲得了成形時推力、彎矩、支撐力大小及其變化趨勢。Thermoplastics piping systems. non - end - load - bearing elastomeric sealing ring type joints between pressure pipes and moulded fittings. test method for leakightness under internal hydrostatic pressure without end thrust
熱塑料管道系統.壓力管和模塑配件的合成橡膠密封環型接合.在無軸向推力時內部流體靜力學壓力下密封性試驗方法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。From experimental result, i preliminarily know that eps is good thermal insulation material because the absorption of water is low and heat insulation is good, it is practicable at preserving temperature field of frozen earth roadbed and bringing frozen disaster under control ; second, according to the analysis of the eps that is applied into practical project, i have studied the practical effect which eps preserve roadbed temperature field, and the influence that was made after building field. i have get that eps can influence moisture content and frozen upper limit, through practical measuring data, i have studied freezing and expanding quantity and melting and submerging quantity during a complete frozen and melting cycle as well as have expanded and proved the practical application effect of eps with some reference significance to deep research of some connected problems. finally, through computer data analysis, setting up the analytical model of finite unit, i have simulated the temperature field of roadbed heat preservation, then expounded and proved that the height of embankment influenced the effect of thermal insulation material
其一是對聚苯乙烯泡沫塑料（ eps ）保溫板以及天然路基土層、路堤填料進行了室內試驗分析，結合國內外現在的有關科研成果，綜合確定其各項特徵參數；從試驗結果初步認識到聚苯乙烯泡沫塑料是一種吸水率低，隔熱性好的保溫材料，在凍土路基溫度場的保護和凍害治理方面是可行的；其二通過eps保溫板在現場工程實踐中的應用分析，研究了保溫板在保護路基土層溫度場的實際效果以及修築路堤后造成的影響，保溫板對土體含水量、凍結上限的影響，通過實測資料，研究了在一個完整的凍融周期內整個路基的凍脹量和融沉變形量，論證了保溫板的實際應用效果，對有關問題的進一步研究和相關工程設計具有參考意義；其三，通過計算機數值分析，建立有限元分析模型，對保溫路基的溫度場進行了模擬計算，論證了路堤高度對保溫材料效果的影響。Tenglong shiye co., ltd. of china and commerce set up in december 17, 2002, it is the research company of industry and commerce of one body to be fair development, research, production and sales, from bicycle parts and plastic note, mould product and thermoplastic powder foam paint compositiom
中國河北騰龍實業有限公司成立於2002年12月17日，是集開發、研究、生產、銷售為一體的科研實業公司，由自行車部件、塑料注塑製品、熱塑性粉沫塗料組成。Thermoplastic phenol - formaldehyde resin bond synthesized by solution po1ymeization is commonly used in making diamond grinding wheel, which has disadvantages such as : absorbing moisture, difficult mixing, can not being long term store, needing curing agent, and giving off dangerous gas
目前，金剛石樹脂砂輪普遍採用溶液聚合熱塑性酚醛樹脂作結合劑，此結合劑存在著易吸潮結團、混料困難、不易長期存放，需加固化劑才能固化，且固化過程中有大量的有害氣體溢出，使用時需要加工成粉末等缺點。A thermal rigid - visco - plastic constitutive relation accompanied by dynamic recrystallization is implanted into deform3d based on the unix and windows system by means of the user routines in order to add the function of predicting microstructure evolution during hot forging process to deform3d
在unix和windows平臺上，對現有的體積成形商業軟體deform3d進行了二次開發，利用deform3d的用戶子程序功能，插入了包括動態再結晶過程的熱粘塑性本構模型。Since it is mostly welcome by all walks of life, the dual application has turned into a trend in recent years. the international brands are exploring the way to use shell moulds to cover the products. the covering of shaft of high quality tools, toys, car accessories and electronic products makes the product trendy and higher value
由於受到廣大消費者的歡迎，雙物料的應用在近幾年已形成產品設計一大潮流，國際名牌無不想盡辦法在其產品利用殼模包覆，在高級手工具握把玩具汽機車配件及電子產品等包覆上一層手感舒適的熱可塑性彈性體tpe ，令其產品更有時代感，朝高價位路線發展。The effect of plastic deformation and elastic strain energy induced by pre - strain on the nucleation of martensitic transformation of low alloy ultra - strength steel sosimncrmov had been studied by pre - strain quenching in austenite state. the control over deformation magnitude and deformation temperate as well as loading pattern was performed to adjust the storage of elastic strain energy in steel before martensitic transformation, using the type of geeble - 1500 thermal analogue test machine
使用gleeble - 1500型熱模擬機，對低合金超高強度鋼30simncrmov實施奧氏體預應變淬火處理，通過控制形變量、形變溫度和加載方式，調整鋼中馬氏體相變前的彈性應變能儲備，研究了預應變所造成的塑性變形與彈性應變能對馬氏體相變的影響。Ethylene / octene copolymer sythesized by metallocene catalyst was a new kind of thermoplastic elastomer, which was molded as elastomer material by plastic common molding process such as injection, extrusion and blowing and also by rubber process such as chemical crosslinking by peroxide
採用茂金屬催化劑合成的乙烯辛烯共聚物是一種新型熱塑性彈性體，可用注射、擠出、吹塑等常用加工方法成型，又可用過氧化物進行化學交聯，用橡膠加工方法製成彈性體材料。The main content of the article is involved as follows : ( 1 ) the construction of system ' s frame and design scheme after the process of collecting experts " experiences and knowledge in the industry of plastic dies at home and abroad ; ( 2 ) concept structure of the whole database after the process of data abstraction and integration, which has previously been concept structure designed and the ensuring data model transferred to be supported by dbms, constructing 266 data files and inputting data ( data files referred to appendix 2 ) ; ( 3 ) the connection between web server and plastic die material database system realized by ado, odbc technology, which will guarantee the mutual information transportation between the database system and different terminals ; ( 4 ) interactive user interface of remote optimization selection es of plastic die material is built by asp technology on the server - side ; the construction of web server ; the functions that will enable clients to inquire information of plastic die materials in the database system by using standard db inquiry language ( program files referred to appendix 1 )
本課題的主要內容是以b s結構為基礎建立基於web數據庫的塑料模具材料遠程選擇優化專家系統，使異地終端能夠通過網路在客戶端進行塑料模具材料瀏覽查詢、塑料模具材料選擇優化等操作，系統可給出符合用戶條件的被選的主要材料的技術資料，如化學成分、熱處理工藝及性能等，以及一些被選材料在行業中實際應用的良好效果等資料，並組成用戶技術文件，以便於用戶進行材料購買、加工和應用；專業人員能夠進行相應的管理。本文重點作了下述工作： （ 1 ）收集國內外塑料模具行業專家經驗與知識，構造本系統的組成框架和設計方案； （ 2 ）對數據進行概念結構設計，經過抽象和集成得到整體數據庫的概念結構，進而將其轉化為dbms所支持的數據模型，建立了266個數據文件並輸入了相關的數據（數據文件名稱列表參見附錄2 ） 。The vacuum infusion molding process ( vimp ) is becoming increasingly popular as a new type of liquid composites molding process for the production of large composite parts with complex geometry, whose outstanding process properties make it the most competitive manufacturing technology with high quality and low cost
真空注射成型工藝（簡稱vimp ）是一種制備大型、加筋異型、幾何形狀復雜構件的復合材料液體模塑成型新技術。 vimp優越的工藝性能使其成為當今國際上炙手可熱的高性能低成本復合材料製造技術。分享友人