Volume 32 Issue 2
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HE Yuan, HE Yong, ZHANG Xian-feng, QIAO Liang, ZHAO Xiao-ning, PAN Xu-chao. Theoreticalanalysisonshocktemperatureofporousmetal[J]. Explosion And Shock Waves, 2012, 32(2): 143-149. doi: 10.11883/1001-1455(2012)02-0143-07
Citation: HE Yuan, HE Yong, ZHANG Xian-feng, QIAO Liang, ZHAO Xiao-ning, PAN Xu-chao. Theoreticalanalysisonshocktemperatureofporousmetal[J]. Explosion And Shock Waves, 2012, 32(2): 143-149. doi: 10.11883/1001-1455(2012)02-0143-07

Theoreticalanalysisonshocktemperatureofporousmetal

doi: 10.11883/1001-1455(2012)02-0143-07
Funds:

NationalNaturalScienceFoundationofChina(10902053)

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  • Corresponding author: HE Yuan
  • Publish Date: 2012-03-25
  • Basedonthethermodynamicsandthethree-termequationofstate,theshocktemperature ofporousmetalwastheoreticallyanalyzedfortheHugoniotadiabat,stateparametersandisovolumic extrapolationofsolidmaterials.Bycombiningthecalculatedcoldenergy,thecalculatedcoldpressure andtheHugoniotequationsofsolidmetalandporousmetal,anewmethodwaspresentedtocalculate theshocktemperatureofporousmetal.Theporousironwaschosenasanexampletodiscusstheinfluencesoftheseveralphysicalparametersonthecalculatedresultbythepresentedmethod Thecalculationexampleshowsthatthecalculatedshocktemperaturefortheporousironisingoodagreement withtheexistentexperimentaldataandthecorrespondingerrorsarelessthan5percent.Andthe shocktemperatureofporousmetalcanbelittleinfluencedbytheGrneisenparameterandtheelectronicGrneisenparameter, butitcanbeinfluencedevidentlybymaterialcompactness,shockpressureandelectronicspecificheatcoefficient.
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