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      • Open Access Article

        1 - The Aes‌thetical Perception of Residences in the North and South of the City regarding Residential Building Facades
        Reza Jafariha Media Daneshkar Arasteh Bahareh Pourali MohammadMehdi Moulaii
      • Open Access Article

        2 - Modeling for Estimation of the Damage Posed by SO2 Emitted from Power Plants on Qazvin Urban Structures (Case Study: Shahid Rajaee Power Plant)
        Elham Mojaver Faramarz Moattar Soheil Sobhanardakani Seyed Ali Jozi Seyed Masud Monavari
        Background and Objective: In this study, a model for measuring the effects and the physical-economic consequences of air pollutants emitted from Power Plants on urban buildings facades was developed. For the case study, the effect of SO2 pollutant emitted from Rajaee Co More
        Background and Objective: In this study, a model for measuring the effects and the physical-economic consequences of air pollutants emitted from Power Plants on urban buildings facades was developed. For the case study, the effect of SO2 pollutant emitted from Rajaee Combined-cycle Power Plant on Qazvin’s buildings’ facades was studied.Methods and materials: To develop this model, the Gaussian plume method was used to estimate the air pollution dispersion and impact pathway assessment (IPA) to calculate the air pollutant external costs. The damage costs of SO2 due to the corrosion of building materials, soiling, and consequently an increase in cleaning expenses of each square meter of urban buildings’ facades were localized. After the validation of the output results of the developed model, the external costs based on the wind speed and different atmospheric stability classification were estimated. Different atmospheric stability classes were examined using the Pasquil-Gifford (P-G) classification.Findings: Based on the facade’s material, the highest external costs were related to the white cement with 36575 dollars (849 million Rials). For the thatch façade, which is the local material of the region, the external cost was estimated to be 5376 dollars (1247 million Rials).Based on the wind speed, the highest external cost was obtained for the wind 1m/s with 139026 dollars (3254 million Rials) and the lowest cost was 352 dollars (82 million Rials) for the wind speed of 20 m/s.For the atmospheric stability classification, the lowest external cost in extremely unstable class (A) and the highest external cost in neutral class (D) have been measured. The external cost due to the SO2 pollutants for the city of Qazvin was 0.009 dollars (2162 Rials) For each megawatt-hour generated electricity.Conclusion: The results showed that the materials compatible with the local region can have lower external costs compared with the new materials used in the buildings.Keywords: damage analysis, SO2, combined cycle power plant, external cost, building facade Manuscript profile
      • Open Access Article

        3 - ANALYSIS OF THE PHYSICAL QUALITY OF URBAN FACADES WITH AN EMPHASIS ON SOCIO-ECOLOGICAL CRITERIA (CASE STUDY: RESIDENTIAL BUILDINGS IN VELENJAK NEIGHBORHOOD OF TEHRAN)
        Neda Golzari Dehno Azadeh Shahcheraghi Farah  Habib
        Urban ecology studies the city as an ecosystem consisting of humans and biophysical factors and how they interact in urban environments.Visual ecology also examines the environment around humans as an ecological factor and helps humans to feel pleasant and harmonize it More
        Urban ecology studies the city as an ecosystem consisting of humans and biophysical factors and how they interact in urban environments.Visual ecology also examines the environment around humans as an ecological factor and helps humans to feel pleasant and harmonize it with the physio logical mechanisms of vision. The aim of the present research is to identify the anatomical dimensions of facades and the impact of visual ecology criteria on improving the quality of residential facades in Tehran. The type of research method is descriptive and analytical and has a mixed approach. In the quantitative part of the QSORT classification method, information was obtained through field observations and questionnaire tools in the Likert spectrum, and the image quality diagram was drawn from the observer's point of view with SPSS software. The reliability of the questionnaire was confirmed through Cronbach's alpha coefficient with a rate of 0.785. In the qualitative analysis, the selected views were analyzed in the table based on the constituent elements and criteria of visual ecology and mechanisms of the visual system. The findings show that facades according to vision standards can form comfortable, uniform and aggressive visual environments, and as a result, based on Pie chart calculations, the frequency of visual quality of residential facades within the scope of the research is 65% comfortable, 15% uniform & 20% are aggressive. This article tries to provide solutions to improve the quality of citizens' visual vision through the analysis of desirable visual criteria in the facade of the building. Manuscript profile