2) continuous expansion forming
连续扩展成形
1.
The 6201 Al-alloy tubes were produced successfully through semi-solid continuous expansion forming process with an extrusion ratio 352.
采用半固态连续扩展成形技术,成功地试制了扩展比为3 52的6201铝合金管材·对其微观组织和力学性能的变化及机理进行了研究·实验表明:出模温度超过510℃时,其组织发生完全再结晶;T6,TA状态半固态连续扩展成形管材的强度随着时效时间的增加呈明显的上升趋势,而延伸率则呈明显的下降趋势·扩展成形工艺的关键在于确保成形终了温度高于520℃,T6状态的管材抗拉强度为299MPa,延伸率为9 4%;TA状态的管材抗拉强度为258MPa,延伸率为12 4%;力学性能演化机理分析表明,采用合适的连续扩展成形工艺与时效处理工艺能保证获得拉伸强度和延伸率匹配最佳的6201母线管材
3) continuous rheo-extrusion
连续流变成形
1.
To optimize the process parameters for preparing AZ31 Mg-alloy by continuous rheo-extrusion,the temperature and velocity fields at different casting temperatures were modeled by FEM simulation of which the results were verified through some tests to discuss the effect of thermal-fluid coupled field on the microstructure of AZ31 alloy.
为优化连续流变成形制备AZ31镁合金材料的工艺条件,利用有限元法模拟出了其在不同浇注温度条件下的速度场和温度场,并通过实验验证了模拟结果,分析了热流耦合场对合金组织的影响。
4) continuous semi-solid thixoforming
连续触变成形
1.
The task of the research is to study the processings of manufacturing thixotropic slurry of the ZL112Y aluminum alloy in continuous semi-solid thixoforming , design a set of logical continuous remelting equipment and look for a set of reasonable heating parameters in continuous remelting processing.
本论文是研究ZL112Y 铝合金的半固态连续触变成形料坯制备工艺,设计一套合适的半固态连续触变重熔装置,以及找到一套合理的连续触变重熔工艺的工艺参数。
5) extending forming
扩展成形
1.
Manufacturing semisolid A2017 alloy by srs process and semisolid extending forming;
A2017半固态合金的半固态扩展成形
2.
Numerical simulation of continuous extrusion extending forming for copper bus-bar based on finite volume method;
基于有限体积法的铜母线连续挤压扩展成形的数值模拟
3.
Contrast analysis of extending forming between continuous extrusion and forward extrusion
连续挤压与正挤压在扩展成形中的对比分析
6) expanded deformation
扩展变形
1.
In order to investigate the relationships among the expanded extrusion capacity of continuous extrusion for copper bus bar and the billet diameter,friction condition and structure parameters of chamber and die,the expanded deformation zone of billet was divided into two sub-zones according to the deformation characteristics of billet in the expanded die chamber.
为了确定铜母线连续挤压的扩展挤压能力与摩擦条件、坯料直径及腔体模具结构参数之间的关系,根据坯料在扩展模腔内的变形特点,将坯料扩展变形区划分为两个区域。
补充资料:连续流
连续流
continuous flow
连续流l叻石.“此now,脱n畔p“.脚.~K} 幼遮历理论(erg记ic theory)中的连续流是指测度空间(measure spa戊)(材,,、)的一族模为。的自问构{Tf},满足下面的性质:a少对于任意t,‘。R以及所有x任M,可能除去关卜x的测度为O的例外集t‘之叮能依赖于若及、).rT’(劝二尹朽(x)成立;换言之,T‘尹二T‘r十“)(模0)毒b)对于每个可测集浊CM,对称差的测度风A」TrA)连续地依赖于t设级为空间(M,川的所有模为0的自同构组成的集合,并且当T与S儿乎处处重合时就认为是吸中的同一个儿素.假如赋叭以弱拓寸t.(见111),则条件b)意味着,使了,T‘的映射R一火是连续的 假如(M.拌)为玫悦sgue空间(LebesgUe sPa优),那么连续流的概念实际一l一与可测流(measurablef场,、)的概念相同:后者总是连续流(见12}),而且对于任意连续流{尹},必存在可测流{S了{,使得对于一切l了·=S‘(模0)(_见日l;141中证明厂、个有关的结果,但需参考【5】中的更正).以上任何一个结果之逆与问题的特征以及所用方法有关. 2)名词“连续流”的另外涵义可以用来着重指出拓扑动力学(to钾1091以1 dynaml。,中的流.在这种情况下,连续流指的是拓扑空间对上的一族同胚{‘rr},满足条件二了”(rrs(*)二T‘十‘(别对于,切,.“任R和义‘M成立;使(、.t)一,T‘二的映射M、R,M是连续的. 为了避免与])的混淆,最好把2)的连续流称为拓扑流(to pologi份1 fiow),而把1)的连续流称为字髦件续性(metr,c continu一ry卜
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参考词条