NieBaisheng, WangKedi, FanYu, ZhangLetong, LunJiayun, ZhangJiabin. The comparative study on calculation of coal pore characteristics of different pore shapes based SAXS[J]. Journal of Mining Science and Technology, 2020, 5(3): 284-290.
Citation:
NieBaisheng, WangKedi, FanYu, ZhangLetong, LunJiayun, ZhangJiabin. The comparative study on calculation of coal pore characteristics of different pore shapes based SAXS[J]. Journal of Mining Science and Technology, 2020, 5(3): 284-290.
NieBaisheng, WangKedi, FanYu, ZhangLetong, LunJiayun, ZhangJiabin. The comparative study on calculation of coal pore characteristics of different pore shapes based SAXS[J]. Journal of Mining Science and Technology, 2020, 5(3): 284-290.
Citation:
NieBaisheng, WangKedi, FanYu, ZhangLetong, LunJiayun, ZhangJiabin. The comparative study on calculation of coal pore characteristics of different pore shapes based SAXS[J]. Journal of Mining Science and Technology, 2020, 5(3): 284-290.
InordertoascertainthemostsuitableshapeintestingporestructureofcoalwithSmallAngle X-rayScattering(SAXS),thecoalsamplesfromDashucuncoalminelocatedin Handan,Heibei provincewere tested with SAXS and low temperature nitrogen adsorption, and the conclusion are reachedbycomparingtheporesizedistribution,specificsurfaceandporosityof7differentporeshapes andratioofheighttodiameterwiththesenitrogenadsorption. ①Thediskwiththeratioofheighttodiameterequalto0.1isthemostsuitableshapeforthecoalsamplesfromDashucuncoalmineintesting porestructure. ②ThereasonwhylargerspecificsurfaceandporosityareobtainedinSAXStestthan thesefromlowtemperaturenitrogenadsorptionisthatthecloseholeandthetaperholewithsmaller openingcanbetestedwithSAXS. Itisofmuchreferencesignificanceforthetestingofporestructure inthefuturewiththeshapeascertainedinthistest.
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