Mohammadjavad Mahdavinejad

University of Nizwa · Architectural Engineering

In recent years, there has been a heightened emphasis improving visual comfort and energy efficiency. Various solutions have been explored to achieve high-performance design. Shading devices play a crucial role in enhancing building performance by redusing solar gains, excessive daylight, and improving both energy efficiency and occupants' visual c...

A frequently emphasized strategy to reduce the burden of heat in cities across the world is the implementation of street trees. Here, we examine the effects of deciduous and coniferous tree deployment on meteorological variables and pedestrian thermal comfort through analysis of the new dynamic thermal comfort (dPET) index, using the latest version...

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Managing, protecting, and the evolutionary development of historical landscapes require robust frameworks and processes for forming datasets and advanced decision support tools. Despite the great potential, using pattern language, machine learning, and regenerative and generative design tools has yet to be adopted in historic landscape research due...

In modern cities, as a result of high urban density and the lack of expansion of cities in the horizontal direction, high-rise buildings and sometimes deep-plan buildings have been created, and the availability of ventilation and natural light to windowless spaces has become necessary in such conditions. One of the most widely used solutions to ove...

COVID-19 has laid a context for holistic research and practical approaches towards health issues in buildings. This study focuses on one particular residential building type, which is a combination of a modern apartment building with private double-oriented terraces, and a traditional courtyard building. This principle improves several aspects of h...

In terms of sustainable design, lateral windows and skylights are important. Daylighting has become a vital component in office buildings because it increases occupants' productivity, well-being, and energy savings via windows and skylights. As a result, various factors have an impact on achieving Useful Daylight Illuminance (UDI) and lowering over...

One of the significant categories that profoundly influence global warming is the building industry. Many measures have been considered to reduce the building industry’s impacts on the environment, one of which is utilizing a sustainable building envelope to increase the energy efficiency of construction. However, there are still too many problems,...

Introduction: Adaptive reuse in heritage buildings is the best strategy rather than demolishing and reconstructing, while the suggested retrofitting has severe constraints to preserve originality. Since several disabled industrial heritage sites are exposed to destruction while their preservation is not as crucial as other heritage buildings. In ad...

Currently, there is a tendency to use Islamic Geometric Patterns (IGPs) as important identities and cultural elements of building design in the Middle East. Despite high demand, lack of information about the potential of IGPs principles have led to formal inspiration in the design of existing buildings. Many research studies have been carried out o...

Providing daylighting and glare control in office buildings has always been one of the challenges for designers. This research investigates patterns for designing façades with optimal performance to provide daylight glare control, the possibility of natural ventilation, and control energy transfer from the façade. Accordingly, one of the proposed m...

One of the significant categories that profoundly influence global warming is the building industry. Many measures have been considered to reduce the building industry’s impacts on the environment, one of which is utilizing a sustainable building envelope to increase the energy efficiency of construction. However, there are still too many problems,...

One of the challenges facing human beings today is the excessive consumption of fossil fuels, which has led to the depletion of non-renewable energy sources and greenhouse gas emissions, as well as global warming and climate change. This challenge has led to the search for solutions to reduce fossil fuel consumption, such as optimizing and reducing...

According to the ANSI/ASHRAE Standard 55, thermal comfort is a subjective evaluation of thermal environment satisfaction. Therefore, the most challenging issue about thermal comfort is the assessment by subjective evaluation and addressing the case as a mental condition. Hence, The primary goal of the study is to determine which of the well-known t...

The purpose of this study is to evaluate the effects of the atrium ceiling on catching sea breeze, indoor thermal comfort, and natural ventilation in the buildings in coastal areas with BWh climate during warm seasons. This study was further sought to forerun the internal thermal comfort through Fanger's theory considering environmental and turbule...

Abstract: Vitality is one of the components affecting the desirability of urban space, the lack of attention has led to the decline of urban life. Historical areas in our country have been exposed to destruction or become unsafe and unsuitable spaces due to lack of attention. Illumination is one of the factors that can increase the presence of peop...

Nowadays, ultra-advanced facades have made great strides, and parametric simulation software has made a significant contribution to this advancement. Voronoi shells, based on their irregular nature, are one of the most advanced facades that are being used in modern building facades. In this paper, the main focus is on the behavior of these facades...

According to the global earthquake risk zoning map, the country of Iran is located in a high seismic hazard zone. Therefore, predicting the seismic risk and considering solutions to reduce the vulnerability of buildings against it, is one of the priorities of seismic codes and designers in this field. Tall buildings are, on one hand, essential need...

Derived from a research work of the same title, this article aims at recognizing the spiritual characteristics of the concept of dynamism and motion in the Iranian traditional architecture as well as its manifestation in the connector spaces of traditional houses. These valuable buildings represent the diversity of movement and stagnation for reach...

Information on the material’s behavior and properties in heritage buildings are vital to achieving appropriate preservation strategies. Identifying the physico-mechanical and durability of building stone is essential in sustainable construction. Bushehr’s heritage buildings possess valuable architecture that utilizes local Coquina which is soft and...

Outdoor and semi-outdoor thermal comfort on the university campus is essential for encouraging students’ outdoor activities and interactions and reducing energy consumption in occupied buildings. For this reason, the current study presents on-site measurements and questionnaire surveys on a university campus in Tehran, Iran. It aims to investigate...

In the current study, the passive strategies in traditional houses of Shiraz were investigated and the correlation between PMV/PPD model and environmental parameters has been evaluated to predict thermal comfort in traditional houses. In this study, first, a traditional house as a case study was selected and the thermal comfort conditions of the Ta...

This article addresses the analysis of the mechanism of natural air flow around the residential buildings and the effect of the form of residential buildings on air flow among four building forms in Tehran. The aim of this research is to study the effect of the form of residential buildings on the mechanism of natural air flow with the purpose of o...

The construction sector accounts for a large portion of the world's energy consumption; in Iran, it’s more than 40% of energy consumption. Office buildings have a relatively unfavorable energy consumption pattern due to impersonal ownership and lack of supervision and needs improvement. The aim of this research is to achieve the most optimal skin p...

Literature Review – Air pollution is the presence of undesirable substances in the air to the extent that it can cause harmful effects. Given the industrialization of cities in the 21st century and the increasing trend of pollutants in metropolitan areas, we must find a way to reduce or disperse these pollutants from the urban environment. Recent r...

Lack of equal access to the environment and its productivity has led to increased urbanization and migration, so there are numerous risks to metropolitan areas, including air pollution, global warming, and the loss of natural resources. Designing and implementing new ideas for developing smart cities that provide easy and equity access to the envir...

Urbanisation changes the infrastructures of urban places. Studies indicated that green infrastructure (GI) is fragmented, which causes fundamental environmental problems. This study primarily gathers and monitors all the meteorological and streets complexation data to design and simulate integrated scenarios using machine learning techniques to pro...

One of the most effective ways of transmitting daylight into deep-plan buildings is to generate light-well for spaces away from the facade and window-less spaces. Among the limited methods of improving daylight efficiency in light-wells are reflectors that, as a surplus member of the wells, can aid in this improvement. A scrutiny of the light-well’...

The CFD simulation accuracy mostly depends on the appropriate setting of boundary conditions and numerical simulation parameters. This study shows the influence of two types of boundary condition settings on the CFD simulation results of Double-Skin Facade (DSF) for a specific problem. These two boundary settings are the constant temperature on the...

Bacterial cellulose is a bio self-assembled organic material with unique features such as great tensile strength, biodegradability, and renewable potential that has made it worthwhile for different fields of industrial development research. Since the past decade, in the field of architecture also, enormous efforts were done to reach the desired gui...

In recent decades, the need for an accurate evaluation of energy use in buildings has become increasingly growing due to the rise in environmental awareness and political pressure around the world. The estimation of energy consumption is, therefore, a crucial criterion during building early-stage design. This paper investigates the recent trends an...

Purpose The aim of this paper is to present a parametric design method to generate optimum adaptive facades regarding occupants' comfort and building energy criteria. According to the literature review, the following questions have arisen to address the research gaps: Is it possible to have the outside view throughout the whole year without discomf...

Domestic greywater produced via household chores has a major contribution to environmental pollution and is also the best-untapped energy source. Since the past decade, in the different fields, enormous efforts have been made to reach the bio-energy from bio-waste. These efforts consist of a wide range of thermochemical, biochemical , and microbial...

A substantial share of the building sector in global energy demand has attracted scholars to focus on the energy efficiency of the building sector. The building’s energy consumption has been projected to increase due to mass urbanization, high living comfort standards, and, more importantly, climate change. While climate change has potential impact...

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Most of thermal indices were developed based on the European/North American subjects and climates, while they should be investigated in other regions as well. This study aims to improve the applicability of nine thermal indices in Tehran, to be used in heat-health warning systems. 1008 interviews were conducted along with field measurements, and mo...

Purpose This paper's main objective is to focus on the water-harvesting ability of plants and try to implement a solution-based method to outline a plant-inspired design framework. Design/methodology/approach The current paper aims to provide a step-by-step approach to the biological-inspired design by looking deeply at plants' mechanisms and feat...

Numerous studies have only focused on vertical air channel performance, but there is still a need to perform in-depth research on the flow and heat transfer characteristics of atypical double skin façade (DSF) such as folded cases. A 2D steady-state numerical study was conducted using ANSYS-Fluent 18 to evaluate the impact of four inclination angle...

From the beginning of humankind, people always attempted to increase thermal comfort in their houses throughout the year. In fact, due to the lack of technology in the past, architects of those old buildings tried to make maximum use of passive systems. For instance, utilizing sunlight, wind speed, and so on to raise the thermal comfort of the buil...

As a state-of-the-art green façade technology, building-integrated microalgae bioreactor has the potential to reduce buildings’ carbon footprint and energy consumption. The present study aims to address the knowledge gap in the energy and daylighting performance of algae photobioreactor façade. The paper first studies the effects of algae windows o...

User-oriented design is a method in which the user's needs and comfort are met along with his comfort in the design process. The lighting of some buildings and urban elements is done for the purpose of attracting audiences in urban nightscape, however, the expectations of the users are not thoroughly met. In this paper, user expectations from night...

Abstract Aims: Development and technological evolution have influenced the building's quality and construction methods and led to the high-caliber architecture which pays a lot of attention to its users. The aim of the project is to build a moving shader that can cover individuals from sun and rain and provide a suitable environment for them. Meth...

View to outdoor is one of the most important factors in a high-performance building that has not been widely considered until recently. The view can affect the health and well-being of the occupants because it can help to reduce stress levels, improve mood and refocuses and relaxes the eyes. It also satisfies our primal need for safety inside while...

Designing tall buildings are influenced by several criteria that may have different levels of impact on its architectural form. Today, the wide variety of social requirements for commercial or aesthetic purposes [1] and the power of Computer Aided Architectural Design (CAAD) tools result in tall buildings with complex forms. On the other hand, tall...

Microalgae are a sustainable source of unique properties with potential for various applications. Biofuel production has led to the use of them as bioreactors on an architectural scale. Most of these efforts cannot manage the output due to the lack of intelligent control and monitoring over environmental micro-scale growth. This research presents t...

Purpose Natural ventilation is an environmentally friendly effective way of improving thermal comfort and the quality of indoor conditions if applied properly. This study aims to investigate the physical mechanism of the air movement and also the influence of building geometry in a cross-ventilated room through a parametric study of window geometri...

This paper attempts to increase occupants' view to outside through Adaptive facades by employing a parametric design method. Reaching a balance between occupants' requirements and the building energy criteria is the main objective of this research. To this end, a multi-objective optimization is done to generate some optimum models. The method, inde...

Natural ventilation potential in terraced buildings is affected by numerous parameters such as permeability ratio, distribution pattern, depth of terraces, and, etc. This research aims to evaluate the impact of permeability ratio on natural ventilation potential and cooling load of a terraced office building in the hot- humid climate. To this end,...

Today, the wide variety of social requirements for commercial or aesthetic purposes and the power of Computer Aided Architectural Design (CAAD) tools result in designing tall buildings with complex forms. On the other hand, tall building architectural form has significant effects on its seismic performance. Seismic design provisions and guidelines...

Daylightophil architecture concept is one of the most significant ways to reduce the electrical load consumption in building sector. In deep-plan buildings, or windowless buildings, advanced light transmission systems are used to compensate lighting demands in high-performance architecture theory. The manuscript is to challenge recent innovations i...

Collecting water from the atmosphere has been studied to address the global water shortage. One main challenge in this method is designing a patterned surface to maximize the water collection efficiency. In this work, we propose a bioinspired categorization method for the types of surfaces based on leaf venation patterns that are fabricated by dire...

Despite the increasing knowledge about city branding and city identity, there is a fundamental gap in the understanding of city branding among professionals with respect to the relations between Quality of Life (QOL), Economic Improvement Districts (EIDs) and Lighting Branding (LB). This exploratory study is aimed to address this knowledge gap thro...

This paper presents a new, multi-objective method of analysing and optimising the energy processes associated with window system design in office buildings. The simultaneous consideration of multiple and conflicting design objectives can make the architectural design process more complicated. This study is based on the fundamental recognition that...

Nowadays, many factors are involved in lighting design to achieve targeted lighting in addition to meeting the user's requirements and security to avoid energy loss. As building indexation at night is one of the main reasons for building lighting, it is necessary to make a decision to reduce energy consumption and increase observer's attention. The...

Despite the increasing knowledge about city branding and city identity, there is a fundamental gap in the understanding of city branding among professionals with respect to the relations between Quality of Life (QOL), Economic Improvement Districts (EIDs) and Lighting Branding (LB). This exploratory study is aimed to address this knowledge gap thro...

p>Islamic mosques in Iran, similar to other Islamic nations, are reflections of visual beauties and typical examples of symbolic integration and relationship with strong beliefs and geometry. Scrutiny of these relationships provides a broader and profound perception of the design paradigm of these sacred masterpieces, which not only have been respo...

Windows and shading devices play a significant role in designing building facades to control the rate of the received daylight and improve visual comfort. This study is aimed to provide an optimization basis for building’s façade considering two variables of Annual Sun Exposure (ASE (1000/250h)) and the view to outside of an office. In this researc...

Algae convert sunlight and carbon dioxide into oxygen, heat, and biomass. The integration of microalgae, as a photobioreactor-based source of biofuel, with buildings, has the potential to transform high-performance architecture. This article will review the state-of-the-art knowledge on microalgae bioreactive facades, provide a survey of previous s...

پهنه‌ بندی اقلیمی، یعنی شناسایی پهنه هایی که از آب وهوای یکسان برخوردارند. با گسترش روش‌های کمّی، روش‌های سنتی پهنه بندی جاى خود را به روش‌هاى نوین نظیر انواع متدهای درونیابی داده‌اند. این پژوهش به ارزیابی پهنه بندی اثرات تابشی بر فضاهای اداری شهر کرمان پرداخته وبر همین اساس از روش درون یابی کریجینگ معمولی با مدل‌های دایره‌ای، گاوسی و کروی استفاده...

This work reviews the effect of parametric programming on visual performance, daylighting and shading in office buildings in Tehran-Iran and studies their influences that help not only to reduce the glare but also to promote useful daylight illuminance through promoting visual comfort. It starts by establishing a review of the effective parameters...

چكيده مصرف انواع سوخت‌های فسیلی باعث افزایش آلاینده‌هایی چون CO2 شده است. حدود یک سوم انرژی ملی توسط ساختمان¬های بخش خانگی مصرف می‌شوند. معماری سنتی ایران شیوه‌های منطقی جهت فراهم نمودن شرایط آسایش ارائه نموده است. از آنجایی که بازگشت به شیوه‌های ساختمانی گذشته میسر نیست و جوابگوی زندگی امروز نخواهد بود، تحقیق در زمینه طراحی همساز با اقلیم به شیوه...

In this research, the features of LEED, BREEAM, and NBRI also, their principles, are reviewed, evaluated, and compared from the aspects of the sustainability. The compliance items of standards with the principles of sustainability determine that their goals are well matched. By comparing the different and shared principles, it discovered how each s...

Daylight has always been a major factor in the design of architects and engineers especially in daylightophil architecture. It is significant to concentrate on improving the comfort of the interior by optimizing the natural light level today is one of the important issues in the reconstruction and improvement of space, especially in office building...

Although the Pritzker Architecture Prize is prestigious and highly influential, it has not been the subject of any coherent studies to date. This research investigates the network of sponsors, the jury members influential on the nomination process, as well as the discourses dominant during each year of the prize. In the first section, we examine th...