The landscape environment of urban blocks plays a significant role in improving the comfort of urban thermal environment and promoting green and high-quality development.The 342 papers related to the research on the i...The landscape environment of urban blocks plays a significant role in improving the comfort of urban thermal environment and promoting green and high-quality development.The 342 papers related to the research on the impact of urban block landscape environment on thermal comfort in China,collected by CNKI(China National Knowledge Infrastructure)from 2002 to 2022,are used as the research object.Through bibliometric statistical analysis,LLR algorithm,and cluster analysis,the current research status of the impact of urban block landscape environment on thermal comfort in China is analyzed and processed,and its external characteristics are identified.Using the information visualization software CiteSpace,the research topics in the field of the impact of urban block landscape environment on thermal comfort are presented in the form of knowledge graphs.Through co-occurrence analysis of keywords and trend of word frequency changes,the development trends of research hotspots and cutting-edge fields of the impact of urban block landscape environment on thermal comfort are determined,hoping to provide reference for future research in this field.展开更多
Beijing is a typical traditional city in China,originating from the uniform and conventional grid plan,but transformed diversely,either on purpose or spontaneously.This research took the diversification process of gri...Beijing is a typical traditional city in China,originating from the uniform and conventional grid plan,but transformed diversely,either on purpose or spontaneously.This research took the diversification process of grid blocks as an angle to understand the transformation process of Beijing’s urban morphology.It took 194 grid blocks within the 3rd Ring Road of Beijing as research objects.First,the paper proposed a whole view of Beijing’s grid blocks by 1)visualizing their construction process,2)classifying 5 morphological clusters by 7 indicators(Block size,Block shape regularity,Intensity,Coverage,Network density,Plot shape regularity,Standard deviation of plot size),and 3)investigating their distribution.Second,the diversification process of grid blocks was clarified from two layers:the block-boundary layer and the inner-space layer.Finally,the mechanism of block form diversification was clarified by exploring the connections between elements in each layer,and the influence of urban development on block form transformation.The study re-defined the diversification process in a more quantitative way from both time and spatial dimension.It concluded that the diversification is influenced by changes in urban planning principles and locations,and emerged thorough the long-term transformation and resubdivision.The interaction between the boundary and the inner space stimulates the diversification.And based on these,it concluded with a discussion of limitations and potentials on grid blocks’construction and renovation.展开更多
Along with the rapid globalization and urbanization,primitive ecological environment and cultural life atmosphere of urban streets and lanes have degraded,memories of the city have been lost,and cities have shown the ...Along with the rapid globalization and urbanization,primitive ecological environment and cultural life atmosphere of urban streets and lanes have degraded,memories of the city have been lost,and cities have shown the tendency of convergence and homogenization.Taking the Confucius Temple Block for example,this paper applied cognitive map,oral interview and GIS spatial statistics to study residents' col ective memories of urban street and lane spaces,and found that the locals' collective memories of streets and lanes in the Confucius Temple Block declined gradually in the sequence of "aura area" → "secondary aura area" → "buffer area" → "blind spot area",and "civilian" urban design concept was claimed as the major incentive of the decline.Streets and lanes as important components of urban public spaces have specific historical connotations and genius loci,and they deserve wide concern from the academic circle and the society for their function of protecting collective memories of residents.展开更多
From the perspective of urban memory, the paper made empirical analysis of residents' perception after the trip to the historic and cultural block, by selecting Confucius Temple of Nanjing as the typical case, usi...From the perspective of urban memory, the paper made empirical analysis of residents' perception after the trip to the historic and cultural block, by selecting Confucius Temple of Nanjing as the typical case, using questionnaire survey, mathematical statistics and structural equation model. The results indicated that residents had different perceptions after the trip of different elements of the urban memory and some important influential factors were discussed. Moreover, some implications for local governments and planning department were proposed.展开更多
Mobile block system is a new type of block technology based on the theory of interval block. This article focuses on the analysis of safety key points, the efficient use of emergency time, the maximum efficiency of mo...Mobile block system is a new type of block technology based on the theory of interval block. This article focuses on the analysis of safety key points, the efficient use of emergency time, the maximum efficiency of mobilizers, to reduce the loss of emergency incidents and casualties.展开更多
基金the National Natural Science Foundation of China(51708004)Beijing Youth Teaching Master Team Construction Project(108051360023XN261)Yuyou Talent Training Program of North China University of Technology(215051360020XN160/009).
文摘The landscape environment of urban blocks plays a significant role in improving the comfort of urban thermal environment and promoting green and high-quality development.The 342 papers related to the research on the impact of urban block landscape environment on thermal comfort in China,collected by CNKI(China National Knowledge Infrastructure)from 2002 to 2022,are used as the research object.Through bibliometric statistical analysis,LLR algorithm,and cluster analysis,the current research status of the impact of urban block landscape environment on thermal comfort in China is analyzed and processed,and its external characteristics are identified.Using the information visualization software CiteSpace,the research topics in the field of the impact of urban block landscape environment on thermal comfort are presented in the form of knowledge graphs.Through co-occurrence analysis of keywords and trend of word frequency changes,the development trends of research hotspots and cutting-edge fields of the impact of urban block landscape environment on thermal comfort are determined,hoping to provide reference for future research in this field.
基金funded by the National Natural Science Foundation of China(Grant Nos.52308030,52038007)Cultivation of Leading Innovative Talents in Science and Technology at Tianjin University“Qiming Plan”Program(Grant No.2023XQM-0044).
文摘Beijing is a typical traditional city in China,originating from the uniform and conventional grid plan,but transformed diversely,either on purpose or spontaneously.This research took the diversification process of grid blocks as an angle to understand the transformation process of Beijing’s urban morphology.It took 194 grid blocks within the 3rd Ring Road of Beijing as research objects.First,the paper proposed a whole view of Beijing’s grid blocks by 1)visualizing their construction process,2)classifying 5 morphological clusters by 7 indicators(Block size,Block shape regularity,Intensity,Coverage,Network density,Plot shape regularity,Standard deviation of plot size),and 3)investigating their distribution.Second,the diversification process of grid blocks was clarified from two layers:the block-boundary layer and the inner-space layer.Finally,the mechanism of block form diversification was clarified by exploring the connections between elements in each layer,and the influence of urban development on block form transformation.The study re-defined the diversification process in a more quantitative way from both time and spatial dimension.It concluded that the diversification is influenced by changes in urban planning principles and locations,and emerged thorough the long-term transformation and resubdivision.The interaction between the boundary and the inner space stimulates the diversification.And based on these,it concluded with a discussion of limitations and potentials on grid blocks’construction and renovation.
基金Sponsored by Youth Program of National Natural Science Foundation of China(41401152)Humanities and Social Science Youth Program of the Ministry of Education(14YJCZH228)+1 种基金"Qing-Lan"Project of Excellent Young Teachers’Training Program of Jiangsu Provincial Colleges and UniversitiesScientific Research Fund for the Fifth Session of Jiangsu Provincial"333"Project(Level 3)
文摘Along with the rapid globalization and urbanization,primitive ecological environment and cultural life atmosphere of urban streets and lanes have degraded,memories of the city have been lost,and cities have shown the tendency of convergence and homogenization.Taking the Confucius Temple Block for example,this paper applied cognitive map,oral interview and GIS spatial statistics to study residents' col ective memories of urban street and lane spaces,and found that the locals' collective memories of streets and lanes in the Confucius Temple Block declined gradually in the sequence of "aura area" → "secondary aura area" → "buffer area" → "blind spot area",and "civilian" urban design concept was claimed as the major incentive of the decline.Streets and lanes as important components of urban public spaces have specific historical connotations and genius loci,and they deserve wide concern from the academic circle and the society for their function of protecting collective memories of residents.
基金Sponsored by National Natural Science Foundation of China(41401152)Youth Funds of Humanities and Social Sciences Research of the Ministry of Education(14YJCZH228)+1 种基金Domestic Senior Visiting Scholar Foundation of Jiangsu Provincial Higher Vocational Colleges(2015FX036)Key Project of Humanities and Social Sciences Foundation of Nanjing Institute of Industry Technology(YK13-05-03)
文摘From the perspective of urban memory, the paper made empirical analysis of residents' perception after the trip to the historic and cultural block, by selecting Confucius Temple of Nanjing as the typical case, using questionnaire survey, mathematical statistics and structural equation model. The results indicated that residents had different perceptions after the trip of different elements of the urban memory and some important influential factors were discussed. Moreover, some implications for local governments and planning department were proposed.
文摘Mobile block system is a new type of block technology based on the theory of interval block. This article focuses on the analysis of safety key points, the efficient use of emergency time, the maximum efficiency of mobilizers, to reduce the loss of emergency incidents and casualties.
