中国安全科学学报最新文献_第5页

Literature review of pedestrian traffic safety research based on bibliometric analysis 基于文献计量分析的行人交通安全研究文献综述

中国安全科学学报 Pub Date : 2020-08-28 DOI: 10.16265/J.CNKI.ISSN1003-3033.2020.08.015

Mayumi Dan, P. Yulong, Tian Kun

引用次数: 1

Stress and fatigue characteristics of neck muscles in lateral flexion posture in confined space 受限空间侧屈姿势颈部肌肉的应力和疲劳特征

中国安全科学学报 Pub Date : 2020-06-28 DOI: 10.16265/J.CNKI.ISSN1003-3033.2020.06.026

Zhang Yihong, Jin Long-zhe, Xu Mingwei, Wei Yixuan

{"title":"Stress and fatigue characteristics of neck muscles in lateral flexion posture in confined space","authors":"Zhang Yihong, Jin Long-zhe, Xu Mingwei, Wei Yixuan","doi":"10.16265/J.CNKI.ISSN1003-3033.2020.06.026","DOIUrl":"https://doi.org/10.16265/J.CNKI.ISSN1003-3033.2020.06.026","url":null,"abstract":"In order to reduce incidence of occupational muscular disorders since musculoskeletal injury has become one of the key problems in prevention and control of occupational diseases in Chinaꎬ firstlyꎬ a neck musculoskeletal model was established by AnyBody platformꎬ and stress of muscles in lateral flexion position of neck was obtained through reverse dynamics simulation analysis. Thenꎬ 8 healthy subjects were selectedꎬ electromyographic signals of their sternocleidomastoid and trapezius muscles were collected with sEMG technologyꎬ and median frequency (MF) was used as an indicator to assess muscle fatigue based on MF decline rate. Finallyꎬ by setting up different temperature and humidityꎬ effects of high temperature and humidity environment in confined space on neck muscle fatigue were investigated. The results show that with the increase of lateral flexion angleꎬ load of neck muscles is increasing graduallyꎬ and fatigue rate becomes faster. At the same timeꎬ high temperature and humidity working environment will also accelerate fatigue of neck muscles under lateral flexion posture. 第 6 期张壹泓等: 有限空间环境下颈部侧屈肌肉受力与疲劳特征","PeriodicalId":9976,"journal":{"name":"中国安全科学学报","volume":"7 1","pages":"178"},"PeriodicalIF":0.0,"publicationDate":"2020-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80528269","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 1

Study on combustion properties of magnesium oxysulfate cement/polystyrene composites 硫酸氧镁水泥/聚苯乙烯复合材料燃烧性能研究

中国安全科学学报 Pub Date : 2020-06-28 DOI: 10.16265/J.CNKI.ISSN1003-3033.2020.06.005

Yu Shuijun, Xie Gaochao, Ren Mo, Yang Dailin

{"title":"Study on combustion properties of magnesium oxysulfate cement/polystyrene composites","authors":"Yu Shuijun, Xie Gaochao, Ren Mo, Yang Dailin","doi":"10.16265/J.CNKI.ISSN1003-3033.2020.06.005","DOIUrl":"https://doi.org/10.16265/J.CNKI.ISSN1003-3033.2020.06.005","url":null,"abstract":"In order to solve problem that polystyrene is inflammable and easy to produce poisonous gasꎬ magnesium oxysulfate cement and polystyrene particles were used to make magnesium oxysulfate cement / polystyrene composite material. Thenꎬ effects of different ratios of lightly ̄burned magnesium oxide and heptahydrate magnesium oxysulfate on combustion performance of polystyrene particles were studied by LOI testꎬ UL-94 vertical combustion testꎬ smoke density testꎬ and TGA. The results show that when content of magnesium sulfate maintains unchangedꎬ weightlessness range and rate of polystyrene composites decreases with the increase of lightly ̄burned magnesium oxideꎬ and so does the maximum mass loss rate while residual carbon rate increases with it at 700 °C with its maximum rate able to reach 80􀆰 73%. LOI of polystyrene coated with magnesium oxysulfate cement can reach up to 37􀆰 2%ꎬ and it increases along with 中国安全科学学报 China Safety Science Journal 第30卷 2020年 that of magnesium oxysulfate when lightly ̄burned magnesium oxide stays fixed. It shows the same trend of LOI increasing along lightly ̄burned magnesium oxide when the other is unchanged. UL 94 level of composite materials can all reach V-0ꎬ and their smoke density is about 30 times lower than that of pure polystyrene particles. Flame retardation and smoke suppression of polystyrene are significantly improved by magnesium oxysulfate cement.","PeriodicalId":9976,"journal":{"name":"中国安全科学学报","volume":"9 1","pages":"31"},"PeriodicalIF":0.0,"publicationDate":"2020-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82164388","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 1

Simulation study on personnel evacuation considering impacts of fire products 考虑火灾产品影响的人员疏散仿真研究

中国安全科学学报 Pub Date : 2020-06-28 DOI: 10.16265/J.CNKI.ISSN1003-3033.2020.06.021

Ye Chenghao, Liu Yuechan, Sun Chao, Ji Yong-qing, Wang Bo

引用次数: 7

Risk assessment of instrument transition flight training 仪表转换飞行训练的风险评估

中国安全科学学报 Pub Date : 2020-06-28 DOI: 10.16265/J.CNKI.ISSN1003-3033.2020.06.010

Chen Huaqun, Liu Jun-jie

引用次数: 0

Comprehensive governance technology for fully-mechanized mining face across abandoned roadways in thick coal seam 厚煤层跨空巷道综采工作面综合治理技术

中国安全科学学报 Pub Date : 2020-06-28 DOI: 10.16265/J.CNKI.ISSN1003-3033.2020.06.011

Z. Yaohui, Li Xifan, Xiong Zu-qiang, W. Cheng

{"title":"Comprehensive governance technology for fully-mechanized mining face across abandoned roadways in thick coal seam","authors":"Z. Yaohui, Li Xifan, Xiong Zu-qiang, W. Cheng","doi":"10.16265/J.CNKI.ISSN1003-3033.2020.06.011","DOIUrl":"https://doi.org/10.16265/J.CNKI.ISSN1003-3033.2020.06.011","url":null,"abstract":"In order to address impacts of various types of abandoned roadways on normal mining of working face in thick coal seamꎬ field surveysꎬ theoretical analysis and other methods were used to summarize occurrence characteristics and hazards of abandoned roadways which were divided into complete types along bottomꎬ complete types along topꎬ and fallen onesꎬ and different treatment methods for them were proposed. Meanwhileꎬ in order to meet needs of various construction schemesꎬ sulfoaluminate ̄based multifunctional grouting materials were developedꎬ and comprehensive governance technology for fully ̄ mechanized mining face passing abandoned roadways in thick coal seam was proposed. Finallyꎬ with Sihe 中国安全科学学报 China Safety Science Journal 第30卷 2020年 coal mineꎬ Chengzhuang coal mine and Guozhuang coal mine taken as engineering backgroundsꎬ filling pillar supportꎬ high water filling and deep ̄hole grouting methods were applied respectively to treat abandoned roadwaysꎬ and their governance effectiveness was investigated. The results show that after specific treatment of empty roadwaysꎬ there will be no sloughing and roof accidentsꎬ and roof pressure becomes normalꎬ thus ensuring safe mining of working faces.","PeriodicalId":9976,"journal":{"name":"中国安全科学学报","volume":"128 1","pages":"71"},"PeriodicalIF":0.0,"publicationDate":"2020-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85739796","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Research on non-motorized vehicle users' violating riding intention and accident proneness 非机动车使用者违规骑行意图及事故易发性研究

中国安全科学学报 Pub Date : 2020-06-28 DOI: 10.16265/J.CNKI.ISSN1003-3033.2020.06.019

Tang Tianpei, Zhou Xizhao, Sheng Dian, Cao Yang

{"title":"Research on non-motorized vehicle users' violating riding intention and accident proneness","authors":"Tang Tianpei, Zhou Xizhao, Sheng Dian, Cao Yang","doi":"10.16265/J.CNKI.ISSN1003-3033.2020.06.019","DOIUrl":"https://doi.org/10.16265/J.CNKI.ISSN1003-3033.2020.06.019","url":null,"abstract":"In order to reduce safety issues caused by non ̄motorized vehicle users' VRIꎬ based on Ex ̄ TPBꎬ a SEM of these users' AP was developed with VRI as a mediator by introducing six extended latent variables. Thenꎬ data were obtained through a surveyꎬ and psychological factors which influenced VRI and AP were studied from a perspective of social psychology. The results show that the proposed model could explain 82􀆰 6% of variance for VRIꎬ and 75􀆰 8% of that for AP. Moral norm has obviously negative impacts on VRIꎬ while descriptive normꎬ perceived behavior controlꎬ conformity tendencyꎬ attitude exert 第 6 期汤天培等: 非机动车用户违规骑行意向与事故倾向性研究 significantly positive impacts on itꎬ but their extent of influence abate successively. Moral normꎬ descriptive normꎬ perceived behavior controlꎬ attitude not only have direct impacts on APꎬ but also indirect ones on AP via a mediator of VRIꎬ and their mediating effects are significant. Conformity tendency has no significant direct effects on APꎬ but mainly exerts indirect effects on AP by promoting VRI.","PeriodicalId":9976,"journal":{"name":"中国安全科学学报","volume":"8 1","pages":"128"},"PeriodicalIF":0.0,"publicationDate":"2020-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89667382","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Experimental study on rapid sealing and venting characteristics of explosion venting door under different conditions 不同工况下爆炸通风门快速密封与通风特性试验研究

中国安全科学学报 Pub Date : 2020-06-28 DOI: 10.16265/J.CNKI.ISSN1003-3033.2020.06.014

Li Ang, Si Junhong, Zhao Xidong, Zhou Xihua

引用次数: 0

Analysis on chain intermediary mechanism of mindfulness's influence on safety performance 正念对安全绩效影响的连锁中介机制分析

中国安全科学学报 Pub Date : 2020-06-28 DOI: 10.16265/J.CNKI.ISSN1003-3033.2020.06.003

Niu Li-xia, Liu Yong, Li Naiwen

{"title":"Analysis on chain intermediary mechanism of mindfulness's influence on safety performance","authors":"Niu Li-xia, Liu Yong, Li Naiwen","doi":"10.16265/J.CNKI.ISSN1003-3033.2020.06.003","DOIUrl":"https://doi.org/10.16265/J.CNKI.ISSN1003-3033.2020.06.003","url":null,"abstract":"In order to prevent unsafe behaviors of miners and improve safety performance of coal mining enterprisesꎬ mechanism and boundary conditions of mindfulness on safety performance were actively explored. A questionnaire survey and data analysis were conducted for 1 125 miners in Liaoningꎬ Inner Mongolia and Shaanxi by using follow ̄up survey methodꎬ and a hypothetical model was verified. The results show that mindfulness is significantly positively correlated with safety performance and self ̄control while it is significantly negatively correlated with mind wandering. Self ̄control is significantly positively correlated with safety performanceꎬbut significantly negatively correlated with mind wanderingꎬ and there is a significant negative correlation between mind wandering and safety performance. Self ̄control plays an intermediary role between mindfulness and safety performanceꎬ mind wandering plays an intermediary role between mindfulness and safety performanceꎬ and they together play a chain ̄mediated role between mindfulness and safety performance. That isꎬ miners with a high level of mindfulness can improve self ̄control abilityꎬ thereby reducing frequency of mental wandering and ultimately improving their safety performance.","PeriodicalId":9976,"journal":{"name":"中国安全科学学报","volume":"23 1","pages":"14"},"PeriodicalIF":0.0,"publicationDate":"2020-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85192402","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Study on causes of accidents in construction of natural gas pipelines 天然气管道施工事故原因研究

中国安全科学学报 Pub Date : 2020-06-28 DOI: 10.16265/J.CNKI.ISSN1003-3033.2020.06.002

Sun Shimei, Gao Xiaodi, Sun He, F. Gui

引用次数: 1