Page 39 - 《含能材料》2018年优秀论文
P. 39
567 HMXW PBXjk、 nolmJAqBCD9 3 3 7
a.PBX1A(raw) b.PBX2A(raw) c.PBX3A(raw)
d.PBX1A(impacted) e.PBX2A(impacted) f.PBX3A(impacted)
< 3 BC{| PBXghstuv«ú
Fig.3 SEM imagesofPBXsamplesbeforeandafterimpact
3.5 uv23l)Z[ àxpÄÌ1{¹ º : B C ¦ ¯ E ` j (150~
12àéYwgh£BCD9¹º:Ej 230MPa) @8oËN`i2)E`i.9
kGrã, 7L`u¥j.DÞ2£àQyz (2~40MPa), V|EÀlv}ABEjklmÇ?L
BC¹º:(2kg yz, yX 12cm) ghx)C` $ùClv}ABEjklmnDE;ààx
jEvÀ~。.Qabc9: PBX1f PBX3E p, ÜÝE.9溹º:rvEªX¡
`j ¹Ö/0« 4。Ù« 4Rp·¸, >?¨¥Q ¢ [16] , @¥ÜÝErvFDl¿£Uû。ÌV, 7
<V HMXEgh, KL?Xc9ghE`j11» LfBCD9¤ïE¹ºÁ2)Eghjk
Ñ 2 3 Ð » ¼ ` j Ñ X。 ( g h a b c 9 Ù Gr>?d@AEBCD9ÑnYG¼。
- 3
- 3
1.74g·cm ) 1.50g·cm ¹,PBX1 Áx§N
C`j»¼Ù 232.8MPa z) 175.0MPa; PBX3
Áx § N C ` j E » ¼ 4 Ù 213.2MPa z )
156.3MPa, 56¦§2» 60MPa。ààxp, £¤¥
abc9:,PBX3 E`j»¼©§? PBX1 E`j»
¼, ¦§2» 20MPa。wÄÌ1abc9§、HMX<
V¢Egh`i.9f«§, BC:rj@cò
Ðv}KL¹ÖÑ7, Ì`j1Ñ89。þl
:2{34ÊXabc9ÁÂÃghjk.9E
< 4 yzBC:gh`j ¹Ö/0
ʪ;pr2gh£yzBCKL:Ñc}'«X
Fig.4 Pressuretimecurvesofsamplesduringdrophammer
rj, ÙnSBCD9Eʪ;;<<VÁ impact
ÃEjk.9ʪ>ÜݧNClmE4FG¤>
«, V¹â¾ÌÍ>D9EFG<¬n=Á。 4 d g
¼2îãEÄ, ïÑ£ËN`i PBX3A
(1) £¤¥abc9:, º HMX<VE,
f PBX1BE`i.9f`i¼>?`\ï, Ñ
PBXghE`ijklmfnolm 0 ¢ Ô 9 Ê
>?yzBCEGr`j561¤U2» 40MPa。w - 3
ª。abc91 1.74g·cm ¹,PBX1 « PBX3E
CHINESEJOURNALOFENERGETICMATERIALS !"#$ 2018% & 26' & 4( (334 - 338)