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Journal of Henan Polytechnic University(Natural Science)

ISTIC

PKU

ISSN：1673-9787

CN：41-1384/N

Frequency：Bimonthly

Website：none

Email：zkxb@hpu.edu.cn

Postcode：454000

Articles4024

Citations33258

Funded2932

Impact Factor：1.54

Articles

2020 No.02

Total 22 articles

Analysis of mine pressure behavior characteristics in the period of gateway exca-vation of variable width coal pillar in fully mechanized caving face in extra-thick coal seamCHEN Xiangqi, LI Huamin, WANG Shen, WANG Zuguang

1-7

Study on the damage range of liquid ammonia storage tank leakage diffusionWU Jie, LYU Pin, YUAN Xiongjun, PAN Xiaofei

8-14

Experimental study on evolution law of coal-rock fracture under triaxial compression creepWEI Guoying, WANG Zehua, JIA Tianrang

15-21

The Origin of calcareous concretions in the upper part of the Sunjiagou formation of Upper Permian in Yiyang area,western Henan province and its indicating significance to paleoclimateZHENG Deshun, QI Shuaishuai, YANG Wentao, WANG Yanpeng, LI Yu

22-31

Geotemperature-geopressure system and its distribution characteristics of Yuwang block in Laochang mining areaJIANG Xiuming, WU Caifang, ZHANG Erchao, ZHANG SHasha

32-37

Analysis on forming conditions and exploration potential of unconventional gas in coal measures reservoir in Shanxi formation of Yongxia coalfieldXU Yakun, ZHANG Peng, WANG Kun

38-46

Application of L-M algorithm optimized gray model in GPS satellite clock error predicationYANG Chengwu, LIU Zhiping, XU Yongming

47-52

Research on object-oriented building information extraction methodHE Xiaolu, LIU Zhenhua, HU Yueming

53-61

Study on the extraction and separation of rare earth elements yttrium from the leaching of coal fly ashJI Wanshun, ZHOU Changchun, PAN Jinhe, CAO Shanshan, TANG Mengcheng, HU Tingting

62-68

Research on semi-active fuzzy-PI control suspension of semi-complete vehicle based on particle swarm optimizationCHEN Guoqiang, LYU Shaobin, LI Gensheng, DAI Jun, YANG Zhifei

69-79