Vishalkumar Bhaskarbhai Patel

Birla Vishvakarma Mahavidyalaya Engineering College | BVM · Department of Structural Engineering

Purpose This work developed an idea and systematically explains ‘equal modal frequency and damping’ (EMFD) technique to derive the complete closed form solutions of tuned mass damper (TMD), to reduce dynamic response of structural system. Method The optimum parameters for the damped system till date required numerical search technique or shootout...

This work developed an idea and systematically explains ‘equal modal frequency and damping’ (EMFD) technique to derive the complete closed form solutions of tuned mass damper (TMD), to reduce dynamic response of structural system. The optimum parameters for the damped system till date required numerical search technique or shootout technique, which...

Seismic control is a key aspect of providing structural safety and stability in earthquake-prone buildings. TMDs (Tuned Mass Dampers) have developed as an effective passive control device for reducing seismic vibrations and improving structural stability. This research focuses on the seismic control of buildings applying TMDs, specifically their de...

Tall buildings have a symbolic value in urban environments because they have a significant impact on how city skylines are arranged. Their distinctive shapes are responsible for the enhancement of aesthetic appeal and have a significant impact; meanwhile, their intricate patterns offer a feeling of variety while also offering architectural chall...

Towering structures such as twin towers are a symbol of a radical transformation of urban landscapes. Their avant-garde concepts are highly appealing to engineers and architects, transforming the urban landscape. In addition to being beautiful, these monumental wonders revitalize regional economy and modern metropolitan lifestyles. They provide a b...

Diagrid structures are known for their effectiveness and aesthetic appeal, characterized by a grid of intersecting members arranged diagonally. This paper gives broader analysis of comprehensive analysis of relevant literature, both in a chronological and thematic manner, to enable a comprehensive understanding of the historical development of diag...

Fiber reinforced polymer composites are advanced materials composed of high strength fibers embedded within a polymer matrix, while maintaining a distinct interface between the two components. These composites harness the unique properties of each constituent, resulting in materials with exceptional characteristics. Notably, FRP composites exhibit...

With advancements in construction materials and design technologies, as well as the context of substantial urban growth, tall structures are increasing day by day, and the cost of land is also rising. Hence, constructing tall structures is the best way to expand vertically. In this study, shear force and bending moment multipliers were calculated u...

It is presently established that properly designed tuned mass dampers (TMD) systems can effectively control the vibrations induced due to the wind and/or the seismicity. The TMD is one of the most used passive control systems in high-rise structural systems in an era of recent developments. The optimum parameters for the damped system to date requi...

Compare the performance of Diagrid structural system and chevron braced frame by using Staad pro software. To analyses the stability of structure in seismic zone according to comparison between bending moment diagram, shear force variation. The STAAD-PRO software is used to develop 3D rendering model and to carry out the analysis. The lateral load...

The aim of this paper is to compare the proposed fifth revision of the Indian standard code of practice for plain and reinforced concrete and old IS456:2000, Parameters like Modulus of elasticity, stress-strain curve of concrete, shear strength of concrete, P-M Interaction curve of the column is changed in the fifth revision of IS 456. So in this p...

Earthquake is that the one of the main disaster better-known to mankind since a few years, there has been a considerable contribution from earthquake engineers for the protection of the structure. one amongst the alternatives to reduce the harm caused due to the earthquake is adopting steel bracings within the structure. These members is used withi...

In a multi-functional tall building, generally the building has a more extensive plan area and higher lateral resistance at the lower story level than the above story levels. So, the scope of this study is to understand the realistic behavior of such structures under lateral loads considering the backstay effect as per IS: 16700(2017). A Sensitivit...

Earthquakes are measure as one of all nature’s greatest hazards; throughout the historic time they need to cause important loss of life and severe harm to property, particularly to man-made structures. On the opposite hand, earthquakes offer architects and engineers a variety of vital criteria foreign to the traditional style method. during this an...

Cyclic loading behaviour of RC beam-column joints strengthened with externally bonded Carbon Fiber Reinforced Plastic (CFRP) was analysed through Abaqus CAE software. Effect of the number of CFRP layers and the strengthening technique on failure modes, hysteretic curves, skeleton curves, ductility, and energy dissipation capacity were studied. The...

In this paper a research work done to optimize the truss structure using modified ABC algorithm. Three test problem were conducted to verify that the modified ABC algorithm is effective in optimizing. MATLAB software used in this work. The result obtained by modified ABC algorithm is compared with other optimization method. The result shows that mo...

This paper highlights the concept of a ground-mounted solar PV plant. It deals with the ground-mounted solar photovoltaic design, and development using numerical analysis under static and dynamic conditions. Ground-mounted solar components are made up of steel shows superior performance and is cost-effective. CFD analysis is executed on the structu...

The flower pollination algorithm is nature-inspired in which it mimics the pollination process of the flowers. In this study, the cost of the cantilever retaining wall is optimized, which includes the cost of concrete and the cost of reinforcement steel. The eight design variables define the geometry of the RC wall. The external stability and struc...

A staggered Truss System (STS) is a prospective steel structure system for high-rise buildings and a steel staggered truss framing system is one of the effective design techniques to improve the efficiency in building construction. Besides, cost reductions arise from a reduction in steel tonnage. The purpose of this study is to carry out a comparat...

The large-scale urbanization in the country and shortage of land in urban areas for accommodating the vast population migrating thereto is being addressed through vertical developments in the form of tall buildings. Tall buildings are generally governed by lateral load, so the selection of an appropriate lateral load resisting system is of much imp...

In case of dynamic analysis of RC frame buildings, the various important dynamic characteristics of building namely, the natural frequency or simply time period (T, seconds),lateral displacement, story shear and of RC frame buildings using ETABS software. In this, an approximate procedure is generated to perform the seismic analysis of RC frame bui...

The seismic response of single-storey symmetric building with laminated rubber bearing(LRB) is investigated. The comparative performance of laminated rubber bearing isolation investigated for single storey symmetric building under selected past earthquake ground motions. The seismic response is obtained by numerically solving the governing equation...

It is important to analyse the old structures for structural integration to understand the type and extent of damage the structure has sustained and what type of retrofitting is further required. The case study involves a 55 years old building which has suffered extensive weathering damage. Rigorous analysis for functionality and durability of the...

Modern structures rarely achieve structural symmetry because of complex designs. Even in symmetric structures, the position of the structural components induces asymmetry. Such an asymmetry, even if it is small, can produce a torsional response coupled with a translational response. The horizontal torsion effect which is generated by the eccentrici...

A pedestrian suspension bridge can be placed in two ways vertical hangers and inclined hangers. The inclined hangers are subjected to more fatigue while vertical hangers are subjected to more fluctuation of forces due to critical load conditions. During critical load conditions some of inclined hangers are subjected to excessive stressed while some...

Weight optimization of trusses is very important due to economic considerations. This paper presents optimum design of plane and space trusses using genetic algorithm. The objective function of the optimization problem is the total weight of the truss with displacement constraint. In this study rank based selection is used to minimize the number of...

Abstract: Steel fiber reinforced self compacting concrete (SFRSCC) became in the recent decades a very popular and attractive material in structural engineering because of its good mechanical performance. The most important advantages are hindrance of macro-cracks' development, delay in micro-cracks' propagation to macroscopic level and the improve...

From the very offensive past records, many reinforced concrete elevated water tanks were collapsed or highly damaged during the earthquakes all over the world. General observations are pointing out that the reasons towards the failure of supporting system which reveals that the supporting system of elevated tanks has more critical importance than t...

This paper explores the comparative study of building performances at its performance points with two different response reduction factors. RCC Building with Bare Frame, RCC Building with Shear Wall and RCC Building with Stiffness Asymmetry, these three types of buildings are used for obtaining better objective of the study. Pushover Analysis is pe...

In the present study parametric study of tall structures with diagrid structural system is carried out. Diagrid is an exterior structural system which resists the lateral forces by axial actions of diagonals provided in periphery. The main objective was to determine the optimum module size of diagrid. In this study five steel buildings having typic...

In the present scenario due to less availability of land, the construction is going in a vertical direction. Due to the higher cost of land as well as the lesser availability of land engineers prefer to grow in a vertical direction both upward and downward side. The more use of the ground as a basement or foundation the interaction between soil and...

Risk assessment is a useful tool for determining ultimate behavior of structures subjected to highly unpredictable and uncertain dynamic forces produced from earthquakes. Fragility curves are the best representation of risk assessment. In the present study, risk assessment and fragility analysis of asymmetric structures subjected to seismic loading...

The natural disturbances like strong earthquakes and winds have caused severe damages to large scale infrastructures, which create discomfort to human and many times lead to catastrophic structural failure. The dynamic response of tall structures under strong earthquakes and winds is very important to civil engineers. Many energy dissipation device...

In today's modern world as architectural requirement keeps on increasing it demands unique structural solution like core and outrigger structural system. This system basically designed in such a way that more forces are attracted towards the center core of building and less forces are carried by outer periphery of the building. Along with tall stru...

Due to colossal need by the public, water has to be stored and supplied according to their requirements. Water demand is not constant throughout the day. It fluctuates hour to hour. In order to supply constant amount of water, we need to store water. To fulfill the water demand, water tanks need to be constructed. Water tanks are playing an importa...

The study focuses on the seismic vibration control of a two-way asymmetric, 20 storied building installed with various structural control systems such as passive linear viscous dampers (LVDs) and non-linear viscous dampers (NLVDs). The building is subjected to bi-directional seismic excitations of past earthquakes. The displacement, velocity and ac...

Buildings situated close to each other are prone to pound when subjected to seismic excitation. It has been observed during past that when buildings are subjected to earthquakes, it has caused considerable damage. To solve this problem, application of control devices has been investigated by researchers, under various building control strategies. T...

The building became more and more slender because of vertical development due to less availability of land in recent year it is dangerous in the earthquake. In high rise buildings, lateral load governing force in design as the height of building increases, lateral load becomes more dominant than gravity load. Lateral load include Wind load and Seis...

Steel bracing is highly efficient and economical method for resisting lateral forces in frame structures. Bracing has been used for stabilizing the tallest building structures laterally. Shear wall is another efficient structural system in tall building which carries the lateral loads by combined bending-axial-shear action. In this paper three buil...

Parametric study of diagrid structure has been carried out by analyzing and designing 40 storey diagrid structure having variation in parameters like angle of diagrid, cross sectional shape of diagrid and column placed at different position. The plan area considered was 24m * 24m (aspect ratio equals to 5). The parameters nominated for evaluation a...

A reinforced concrete building with masonry infill is most common type of construction in India. Traditionally, conventional clay bricks or concrete blocks which are heavy rigid materials have been used as Infill wall. Though, AAC (aerated light weight concrete) blocks which are lightweight, flexible building materials that provides insulation and...

This paper presents a simple method of analysis for preliminary design of outrigger braced high rise shear walls subjected to three kinds of (Uniform,parabolic,Triangular)horizontal loading. A MATLAB programme written for analysis of 87 mtr High-rise building. Also, Optimal locations of outrigger with different bracing system are founded. Beside, G...

The RC frame braced tube structure are the combination of RCC shear wall and steel bracing are being provided to resist the lateral load acting on the structure. The different types of bracing systems are used for the strengthening the RCC frame against lateral loading which is a viable solution for the enhancement of performances of the structure....

Being a critical element of the nuclear power plant, it is imperative that the containment structure must be designed optimally. In this paper, the effect of steel liner on concrete containment structure was studied by Finite Element Method (FEM) in ABAQUS software. For doing so, containment structure was modeled by taking the dimensions from previ...

The natural disturbances like strong earthquakes and winds have caused severe damages to large scale infrastructures, which create discomfort to human and many times lead to catastrophic structural failure. The dynamic response of tall structures under strong earthquakes and winds is very important to civil engineers. Many energy dissipation device...

Steel bracing is highly efficient and economical method for resisting lateral forces in frame structures. Bracing has been used for stabilizing the tallest building structures laterally. Shear wall is another efficient structural system in tall building which carries the lateral loads by combined bending-axial-shear action. In this paper three buil...

The seismic response of 10 storied, two way asymmetric building with Non-linear fluid viscous dampers (NLVDs) and semi active stiffness dampers (SASDs) is investigated considering bi-directional seismic ground motion. The control law of switching parameter is considered for semi-active stiffness dampers. The governing equation of motion is derived...

Parametric study of diagrid structure has been carried out by analyzing and designing 40 storey diagrid structure having variation in parameters like angle of diagrid, cross sectional shape of diagrid and column placed at different position. The plan area considered was 24m * 24m (aspect ratio equals to 5). The parameters nominated for evaluation a...

Study of progressive collapse of building structures has attracted great attention all over the world. The nature of progressive collapse is catastrophic and the cost of constructing or retrofitting buildings to resist progressive collapse is very high. Hence progressive collapse analysis is essential for the economic and safe design of building st...

This study has been carried out to examine the performance of single and double tuned mass damper installed on top floor i.e 15 th floor of the building in controlling dynamic responses of reinforced concrete structure. The building structure is subjected to four different past earthquake time history acceleration data in an order of their magnitud...

During the life span of structure there may be an effect of vibration. Due to vibration there may be major or minor damage in building. Base isolation is best method to reduce the seismic response of the structure. This paper gives idea about base isolation system which can be used in multi-story building to reduce seismic response of the structure...

Demand of construction of high-rise building is growing day by day in densely populated areas in India. In construction of tall building lateral load is main governing factor in design of tall structure. Tubular system is one of the common and popular systems. Framed tube and Bundled tube systems are commonly used systems in construction of high ri...

The progressive collapse resistance of seismically designed RCC 4 storey building is investigated using computational simulation models.. Two types of models were analyzed : SMRF & OMRF buildings with & without masonry infill wall. The study is conducted on previously designed 4-storey prototype buildings by applying the alternate path method. In t...

The structure which are present in higher earthquake zone area are liable to get damaged or collapsed, hence to increase the safety of these structure few retrofitting techniques are done. This paper investigates the response of multi-storey structures under simulated earthquake loads with viscoelastic dampers and consequently, evaluations are made...

Multi-storey reinforced concrete (RC) structures can have a weak structural experience when it is subjected to a dynamic action, in such cases Isolation technology is a very well strategy to protect structures from seismic and dynamic loading. In the present work a multi-storey reinforced concrete building which has mass irregularity is analyzed wi...

This research work includes the comparative study of building performances at its performance points with different eccentricity conditions. In steel Building with G+3 storeys, shear walls are used to generate different eccentricities like 0% to 10%, 10% to 20%, 20% to 30%, 30% to 40% and 40% to 50% of total length in that direction. Pushover Analy...

In the present paper a research work for optimization of beam column section has been described using a newly developed meta heuristic algorithm which is the harmony search algorithm. In structural design of building the designer comes across to design the column which is subjected to combined axial force and biaxial moment. There is many design so...

This paper explores the comparative study of building performances at its performance points with two different response reduction factors. RCC Building with Bare Frame, RCC Building with Shear Wall and RCC Building with Stiffness Asymmetry, these three types of buildings are used for obtaining better objective of the study. Pushover Analysis is pe...

This paper includes the study of behavior of a single degree of freedom system with viscous dampers subjected to harmonic excitation. In this study one story building is considered. The mathematical model of building subjected to harmonic excitation is obtained and its solution is obtained by state space method. The viscous damper is considered for...

During the life span of structure there may be an effect of vibration. Due to vibration there may be major or minor damage in building. Base isolation is best method to reduce the seismic response of the structure. This paper gives idea about base isolation system which can be used in multi-story building to reduce seismic response of the structure...

In modern age, the decrease of available free land and increase of land prices along with the wide spread of urban area has made architects and engineers to develop the cities vertically. For vertical growth, the only option is to construct the buildings as high as possible. It is a task of a structural designer to make the desired building stand a...

In the real world of designing field the different geometries are generated using the Computer Aided Design (CAD). And then after this geometries are analysed using different analytical methods like Finite Element Method(FEM), Finite Difference Method and other traditional methods. Among them Finite Element Method is more popular in recent time amo...

The Pre-Engineered Building is having many advantages over Conventional Steel Building. Many authors have studied about benefits of PEB over CSB but there is lack of study about PEB itself. It is fact that there are variations in use of steel quantity with using different type of PEBs like regular, mono slope and curved frame PEB. For this, the ana...

Natural Draft Towers, rely on the heat of the water to generate the air movement inside the tower. They are only used for very large capacity systems such as Electricity Generation Plants, where they are called Hyperbolic Towers. As it is very tall structure it is normally assumed that wind analysis is important. But there are some locations where...

From the very offensive past records, many reinforced concrete elevated water tanks were collapsed or highly damaged during the earthquakes all over the world. General observations are pointing out that the reasons towards the failure of supporting system which reveals that the supporting system of elevated tanks has more critical importance than t...

Tall building developments have been rapidly increasing worldwide and also in India. Steel has a more advantages material in world today it gives innovative framing systems, easy to assembling, high strength to weight ratio availability of various strength and wider selection of sections and it is a environment friendly so steel is being used in wo...

Tall building developments have been rapidly increasing worldwide and also in India. Steel has a more advantages material in world today it gives innovative framing systems, easy to assembling, high strength to weight ratio availability of various strength and wider selection of sections and it is a environment friendly so steel is being used in wo...

Based on recent studies, it seems that the equipment Stacker reclaimer is very essential for bulk material handling because the power industries heavily depend on such material handling equipment and its proper design is also very essential. Only few countries like Australia, Germany has codal provisions especially for Bulk material handling equipm...

Abstract—This paper describes a review of the potential use of High Strength Incorporating Ground Granulated Blast Furnace Slag and Steel Fiber Reinforced Concrete used in construction industry to improve the structural strength and reduce steel reinforcements requirements. Blast furnace slag (GGBS) has been used as a supplementary material along w...

The three physical quantities, viz., length, area, and volume are the most basic and interesting quantities to the human-beings for ages. The problems of finding lengths, areas, and volumes for regular shapes are well discussed by numerous mathematicians for a long period of time. Under regular situations of shapes, the classical tools have always...