Znn3bq.jpeg
²é¿´: 282  |  »Ø¸´: 3
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

gyf3100003007

Í­³æ (СÓÐÃûÆø)

[½»Á÷] ´ó¼Ò°ï棬¿´¿´ÎÒµÄÕªÒªÓ¦¸ÃÈçºÎ·­Òë

ÖÐÎÄ£º

Ñо¿±íÃ÷£ºÈÛÌåÔÚ»¬ÒƶεÄÍ£Áôʱ¼äÓë²ÄÁÏËɳÚʱ¼äÖ®±ÈÓë¼·³öÕÍ´ó±ÈÖ®¼ä´æÔÚÖ¸ÊýË¥¼õ¹ØÏµ£¬ÆäÊýѧ¹ØÏµ¿ÉÓ÷½³Ì B=Ae-t/r£¨A¡Ö0.2~0.8£©±íʾ£¬ÆäʵÖÊÊÇÈÛÌåÔÚ»¬Òƶδ¦ÓÚÐαäË¥¼õ¹ý³Ì¡£ÀíÂÛ·ÖÎöÓëÊýֵģÄâ¾ßÓи߶ȵÄÒ»ÖÂÐÔ£¬¸Ã·½³Ì¿ÉÓÃÓÚÖ¸µ¼Æø¸¨¿ÚÄ£Éè¼Æ¡£

[ Last edited by gyf3100003007 on 2008-2-19 at 08:33 ]

» ²ÂÄãϲ»¶

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

knightstar

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

Ï£ÍûÄܸøÂ¥Ö÷°ïµãСæ
Totheworldyoumaybeoneperson,buttoonepersonyouaretheworld.
4Â¥2008-02-19 14:39:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 4 ¸ö»Ø´ð

xhzyyangyang

ľ³æ (ÕýʽдÊÖ)

Chinese:
The results show that: melt in the slip of the residence time and materials and the ratio of relaxation time than extrudate swell between exponential decay, the mathematical equation can be used between B = Ae-t / r (A ¡Ö 0.2 to 0.8) , and its essence is to melt in a slip deformation of the decay process. Theoretical analysis and numerical simulation with a high degree of consistency, the equation can be used to guide design of gas-assisted die.
2Â¥2008-02-19 13:54:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

knightstar

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

¡ï ¡ï
gyf3100003007(½ð±Ò+2,VIP+0):²»´í£¬Ð»Ð»
According to the research ,the residence time of melt in its slipping section has a relation of exponential decay  with its  relaxation time ratio and extrusion swell  ratio.Its mathematical relation  can be expressed by  this equation  B=Ae-t/r£¨A¡Ö0.2~0.8£©.In fact ,melt in the slipping section is in the process of deformation decay.Theoretical analysis and numerical simulation match  well,so the equation can be used as a  guidence in the design of gas-assisted dies
Totheworldyoumaybeoneperson,buttoonepersonyouaretheworld.
3Â¥2008-02-19 14:39:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖÐũ΢ÉúÎ288·Ö£¬ÈýÄêʵÑé¾­Àú +4 ´úfish 2026-04-09 4/200 2026-04-09 15:08 by zhyzzh
[¿¼ÑÐ] ³õÊÔ·Ö332£¬Ò»Ö¾Ô¸±¨¿¼Î÷±±¹¤Òµ´óѧ£¬ +7 ¹ÊÈË?? 2026-04-09 7/350 2026-04-09 15:04 by Öí»á·É
[¿¼ÑÐ] 086004 Çóµ÷¼Á 309 +7 Yin DY 2026-04-08 7/350 2026-04-09 13:59 by Delta2012
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +14 Ò»ÑùYWY 2026-04-06 14/700 2026-04-08 23:00 by Öí»á·É
[¿¼ÑÐ] ²ÄÁÏ¿¼ÑÐÇóµ÷¼Á×Ü·Ö280 +30 mkjlz1 2026-04-06 35/1750 2026-04-08 21:25 by cyh¡ª315
[¿¼ÑÐ] Çóµ÷¼Á +28 111623 2026-04-04 33/1650 2026-04-08 09:24 by ÔóÈó¶«·½
[¿¼ÑÐ] 288»·¾³×¨Ë¶,Çóµ÷²ÄÁÏ·½Ïò +35 lllllos 2026-04-04 39/1950 2026-04-07 23:24 by Ò»Ö»ºÃ¹û×Ó?
[¿¼ÑÐ] 338Çóµ÷¼Á +5 СÖíºìÉ« 678 2026-04-06 6/300 2026-04-07 21:18 by ÇÇßÕßÕßÕ
[¿¼ÑÐ] 080500Çóµ÷¼Á +12 »ÆÓ 2026-04-06 12/600 2026-04-07 12:41 by upczlm1989
[˶²©¼ÒÔ°] 0856²ÄÁÏ»¯¹¤Çóµ÷¼Á£¬Ò»Ö¾Ô¸211£¬³õÊԳɼ¨349 +4 ½­»´±±Ô 2026-04-05 4/200 2026-04-06 22:44 by chenzhimin
[¿¼ÑÐ] 0855Çóµ÷¼Á²ÄÁÏ +11 ºìÌÒׯׯ 2026-04-04 12/600 2026-04-06 10:26 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬»¯Ñ§Ñ§Ë¶£¬310·Ö£¬±¾¿ÆÖصãË«·Ç£¬Çóµ÷¼Á +13 ŬÁ¦·Ü¶·112 2026-04-04 13/650 2026-04-06 07:13 by jj987
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤371Çóµ÷¼Á +14 ÅãÁÕ¿´º£ 2026-04-04 15/750 2026-04-06 06:59 by houyaoxu
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +8 ÏàÐűػá¹ââÍòÕ 2026-04-05 10/500 2026-04-05 12:19 by Hdyxbekcb
[¿¼ÑÐ] Ò»Ö¾Ô¸»¦9£¬ÇóÉúÎïѧµ÷¼Á£¬326·Ö +6 Áõīī 2026-04-04 6/300 2026-04-04 19:44 by ÌÆãå¶ù
[¿¼ÑÐ] Çóµ÷¼Á +3 ffyyu 2026-04-02 3/150 2026-04-04 19:03 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ²ÄÁÏ¿ÆÑ§Ó빤³Ì¿¼ÑÐ +10 Õü¾ÈÆ¤ÌØÍÐÏÈÉú 2026-04-02 10/500 2026-04-03 23:57 by userper
[¿¼ÑÐ] 081200-11408-276ѧ˶Çóµ÷¼Á +5 ´Þwj 2026-04-03 5/250 2026-04-03 15:06 by arrow8852
[¿¼ÑÐ] 320Çóµ÷¼Á +3 ũҵ¹¤³ÌÓëÐÅÏ¢¼ 2026-04-03 3/150 2026-04-03 11:40 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] 312Çóµ÷¼Á +6 ССī123 2026-04-02 7/350 2026-04-03 07:32 by jsw79
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û