The work piece materials from initial stage to finished products that is effectively used in engineering applications successfully needs to be held firmly in machines for machining process. One such application is the lathe where work piece is held in chucks, if in case this holding device malfunctions or there is a loss in gripping force which may lead to the inefficient machining. Present work involves design and analysis of a four jaw chuck used in a small scale industry manufacturing cast iron double flange pipes for irrigation purpose. The work is concentrated on evaluating loss of gripping force in high speed power chucks due to centrifugal effect at the jaws and work piece material. A chuck is modelled in high end CAD tool and Simulated with initial gripping force using ANSYS tool and gripping force variation analysis is carried out. The FE analysis shows the successful evaluated results. In advent of sophisticated FEA tools such as ANSYS which has been extensively used in this dissertation work to design and development of a Four jaw chuck to hold the work-piece satisfying all and additional requirements.

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This project is sponsored by Kalyani Maxion Wheels and is related with material handling. The company was facing a problem on carrying the stalk of disc which was conveyed manually and consumed more time due to which its productivity rate was affected. Thus, design of conveyor was suggested and the problem was sorted out.

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Internet has become the biggest platform to represent our skills. Various websites allow people to use their platform to showcase their skills through videos, articles and other information in different formats. Most of the websites provide facility of commenting on any of uploaded information. However, there is possibility that people can use abominable language in their comments. This paper mainly focuses on identification of these inadequate comments and classification of these into different categories. The required data is taken from machine learning site ‘Kaggle’ (www.kaggle.com). The comments are classified into 6 different categories- toxic, severe toxic, obscene, threat, insult and identity hate. We have used four different machine learning algorithms- logistic regression, support vector machine (SVM), K nearest neighbour and decision tree. All these mentioned models successfully predict classes of the comments. Out of these models support vector machine gives best result.

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This paper aims to apply the variables separation Method to solve the three-dimensional Diffusion equation with constant coefficient in cylindrical and spherical coordinates. illustrative some examples are related to known results.

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Inventory modeling is an essential part of operation studies, which can be used in a diffusion of troubles. To make it applicable in actual-existence conditions researchers are engaged in enhancing the present fashions on specific parameters below diverse occasions. This paper reviewed the inventory fashions with shortages of various types for deteriorating items with different demand styles and proposed destiny need for research in this pathway.

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Now-a-days stress has become indispensable part of human life. A person feels stress in personal as well as professional fronts. The accomplishment of a business is based on the performance of the employees. Employees and their performance of the employees are greatly influenced by the level of stress which they have. The purpose of the research is to identify the factors which cause stress among the employees of GMR Warora Energy Limited. To fulfill the objective the primary data has been collected from the employees of GMR Warora Energy Limited. In order to gather primary data structured questionnaire has been prepared. The questionnaire had been distributed to the 39 employees. A total of 34 questionnaires have been utilized for the purpose of analysis as they were complete in all respect. The main findings of the study are that, the employees feel stressed when they are overloaded with lot of work. The major reasons of stress among the employees are insufficient salary, work place politics, role ambiguity and lack of career development opportunities. On the other hand, meeting deadlines have an insignificant effect on the stress level of the employees of GMR Warora Energy Limited.

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The demonetization was held three times in India. The main motive behind this activity is that to control corruption, reducing the black money marketing, and enhancing the country's economy. This activity helps in controlling the certain malfunctioning in the India. The third demonetization was held on 8th November 2016, by Prime Minister Narendra Modi. It was the sudden midnight announcement that some currency notes were banned. The all paper currency of Rs.500 & 1,000 were banned. After this activity many problems were faced by the public and that was the time when public got too aggressive but after few years public had seen some change in the market and that was the positive change. Through this research it came to know that the public have their positive opinions towards this activity and this is the steps towards the development of country.

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Coal is a major source of energy in India for many decades and assumed to contributes to nearly 60% of India’s energy requirement. Coal mining adversely affects the eco-system as a whole but it is also a very cheap and abundant source of energy. Coal mining is basically associated with the extraction of coal mineral and resulting in degradation of natural resources like air, water, land and the destruction of habitat., thus poses a threat to biodiversity. A huge quantity of waste material is produced by several mining activities in the coal mining region. If proper care is not taken for waste control and disposal, mining activity degrades the surrounding environment. Thus this study is aimed to assess the impact of excessive coal mining on the environment and attempts to make a realistic examination of the environmental impact of mining operations on the ambient air parameters by coal siding and processing carried out in the singrauli Area Coal Field Region in the district of singrauli, Madhya Pradesh (India).

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The concept of plan irregularity and vertical irregularity is not new to the structure world. In this paper, the combined effect of both the irregularities were considered in order to understand the behavior as well and to evaluate the performance of RCC multi-storied building with the help of staad.pro. for this purpose, 14 storey and 18 Storey S-shaped RCC building was taken in which the concept of mass irregularities was introduced at two different levels for each building. The study entails analysis of various models, collection of results and scrutinizing them, representation of the results and final comparison between the various parameters of different models. These models were analyzed under seismic forces and lateral stability was checked. From the results of present study, it can be concluded that if the total load of the building remains the same, then there will be slight variation in displacement of building as well as in material quantity. But there is a significant increase of 7% to 15% in bending moment and 12% to 18% in shear force of beams if the heavy mass is transferred from on floor to another floor.

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The present experimental study deals with natural convection through vertical cylinder. The experimental setup is designed and used to study the natural convection phenomenon from vertical cylinder in terms of average heat transfer coefficient. Also practical local heat transfer coefficient along the length of cylinder is determined experimentally and is compared with theoretical value obtained by using appropriate governing equations. The setup consist of copper cylinder of length 500mm and outside diameter 38mm with air as a working fluid. The results indicate the temperature variation along the length of cylinder and the comparative study of theoretically and practically obtain local heat transfer coefficient. 416

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Stack Overflow [1] is a software developer's most popular Q&A platform. The questions posed in Stack Overflow usually contain the code snippet as a medium for sharing knowledge and learning. Stack Overflow users are responsible for properly tagging a question's programming language and assume that the programming language of the snippets is the same as the tag itself. A programming language analysis of questions posted on Stack Overflow is being suggested in this study using Natural Language Processing (NLP) and Machine Learning (ML). The best performance is given by the application of ML software in mixing text and code snippets for a query. These results show that a fragment of only certain lines of source code can be defined in the programming language. We visualize the programming languages feature space to determine the properties of the information within the language-related questions.

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In today's environment of competition, higher defect rates in production can cause economic losses to a company. Therefore, it becomes imperative to minimize these defect rates and reduce production losses. This could be achieved by the application of DMAIC tool of sig sigma in specific departments or all departments of a company. The current paper studies the six sigma tool and its application in various industries along with output achieved in terms of defect rate reduction and also on cost saving along with necessary training of workers.

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Aggregate is relatively inexpensive and does not have complex chemical reactions with water in concrete. It is inert filler in mortar and concrete. Aggregate is a granular material, such as sand, gravel or crushed stone used with cement to produce mortar or concrete. Due to increasing awareness of role being played by aggregates in determining properties of mortar and concrete, the view of aggregate as filler materials is required to be reviewed. The normal concrete strength is usually not dependent on the aggregate strength except light weight aggregates. Aggregate characteristics other than strength, such as shape, size, surface texture, particle size etc. and its mineralogy will affect the strength of concrete. The physical properties of aggregates are inter-related and have definite relationship. The relationship among the physical properties of coarse aggregate with mathematical model for quartzite aggregates has been derived and presented in this paper.

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The human resource outsourcing help to provide the employment to the people, as well as it helpful for the larger companies to outsourced the some functions of employee such as recruitment, and also the payroll of employee, but it is not happen that the all function of an company are not outsourced. The human resourcing outsourcing is a process of outsourcing an important administrative task like Payroll process, attendance and keeping the record, payment of general bills, corporate taxes payment, recruitment of employees, employee record and family background enquiry of employee document verification etc. The effectively delivery of services can also be helpful for decision making of the management team to take decision of outsourcing.

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In modern era rapidly increasing complexity of IC designs makes testing of VLSI chips more difficult due to occurrence of faults in the VLSI chips. This lead to development of testing technology called Logic Built in Self-Test (L-BIST). Design of reconfigurable Linear Feedback Shift Register (LFSR) for VLSI IC testing is implemented in LBIST. Reconfigurable LFSR can be used in logic BIST for improvement in Fault coverage of IC testing. Self-Test Using MISR/Parallel SRSG (STUMPS) architecture is used in logic BIST. The main intention of this paper work is to understand the performance and design of LBIST using STUMPS for VLSI IC testing and analysing speed, fault coverage and power.

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Diabetic retinopathy is a difficulty of diabetes that happens in the attention. One of the early symptoms of the sickness is the advent of an exudates wound that occurs because there's lipid in bizarre blood vessels and may motive blindness when it’s happen near of the macula. At present, processing of photos is an crucial and developing criteria inside the scientific area. It entails extraordinary styles of imaging techniques. Some of the techniques used are within the segmentation of the blood vessels from the fundus pix. Early remedy can decrease the opportunity of blindness so speed and accuracy in detecting exudates becomes very critical. Detection of exudates automatically by acting an analysis of the retinal fundus photo is expected to be the answer to the problem. This technique involves the smooth detection of small defects inside the human eye and the odd growth of tissues in the attention which influences the ordinary eye function. The vital position of medical photograph processing is to locate accurate and meaningful information using the pics with minimum mistakes. In the primary stage, the green plane of a fundus photograph is preprocessed to extricate a twofold picture after excessive-bypass moving, and every other double photograph from the morphologically remade upgraded image for the vessel regions. Next, the locales normal to each the 2 fold pictures are eliminated because the actual vessels. In the second one level, all closing pixels within the two parallel pictures are ordered making use of a Gaussian combination demonstrates (GMM) classifier utilizing an association of eight highlights which can be eliminated dependent on pixel neighborhood and first and 2d-set up inclination photographs. In the 0.33 put up processing degree, the actual bits of the veins are joined with the characterized vessel pixels. The proposed calculation is less reliant on getting ready records, requires much less department time and accomplishes predictable vessel department exactness on typical pictures and further snap shots with pathology while contrasted with existing administered department techniques. The proposed calculation accomplishes a vessel division exactness of ninety five.2%, ninety five.15%, and 95.Three% out of a regular of 3.1, 6.7, and eleven.7 s on the datasets of eye DRIVE one at a time.

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This paper proposes a simple approach of Advanced Pneumatic Gripper System, Nowadays robot becomes an important machine due to its increasing use in industry. To improve work efficiency of the robot, gripper has been designed as a mechanical hand and integrated with the robot. It is used to grasp and place a material, tool or part from one site to another site. The gripper becomes an essential part of a robot and it is widely used in the automation field. Today, two-jawed gripper more and more frequently used in assembly tasks. It is totally different compared to gripper with a vacuum-based electromagnetic and gripper with electromagnets. Two-jawed gripper required mechanical force and gripper application to move the jaws to grasp an object. Generally, the industrial robot gripper is a specialized device. It can only used to grip the object which similar in size, shape and weight of the repeated assembly process. In case, to grasp the objects which are different in size, shape and weight, manpower is needed to control the industrial robot gripper manually. Therefore, sensors and control systems are play a major role in improving the automated gripper. The sensor will attach at the gripper to detect the position of objects to pick up and the environment, the data which detected by the sensor will send to the computer. While the computer control system of the gripper will analysis the data and adjust its subsequent action according to the actual state. 2 Gripping force is a contact force per unit gripping area to clamp the object. There are various kinds of properties object such as thin wall, soft and fragile. Different type of object required different degree of gripping force to clamp. The computer control system would able to find the suitable gripping force to hold the objects and avoid deformation. The contribution of gripper shall not only restricted to the industries, likewise the use of gripper shall broaden to the daily life of the household. Thus, to design a proper gripper is important. Other than multitasking ability, criteria such as simplicity, user-friendly, durability, reliability, low cost and low maintenance shall take consider in designing a proper gripper.

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Chatbot is a computer program designed to simulate conversation with human users especially over the internet. The request of majority of the users is not being fulfilled on time due to the shortage of time or manpower. A Conversational Entity addresses all these issues and provides a better medium for conversation. Conversational Entity conducts a conversation via auditory and textual methods. It uses pre calculative user phrases to provide the response.

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Himalaya since Vedic times have been considered a vast repository of valuable medicinal herbs, minerals, forest resources etc. Vedic literature followed by the writings of Charaks, Susruta, Dhanwantri, Nagarjuna, Parashar, Balmiki and various other saints, bear testimony to it. "Alexander, The Great", who was much influenced because of its scenic beauty, bracing climate and agroclimatic conditions, made a great publicity of the Himalayan Herb Science in Yunan and Rome during middle ages (Anonymous, 1977; Chauhan, 1988). This potential, however, remained unexploited especially in higher reaches due to inadequate means of communication. After independence, Govt. of India, gave a special emphasis on road construction in order to bring socio-economic upliftment of tribal inhabitants. But due to lack of proper planning it resulted in serious ecological imbalances. Society has now become aware of the environmental consequences resulting from road construction in hill areas. Right from the days of Vedas, our country has an age-old tradition of environment consciousness. During Samrat Ashok's days social forestry was at its full swing having shady trees along the roads and fruit plants on the wastelands. In this paper efforts have been made to incorporate the latest techniques for protecting the environment after extensive survey of literature (Lone et al., 1992 and Chauhan.

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Steganography is a data encoding technique which prime aim to hide the information into a carrier or enveloped media. The word steganography came from Greek language, which means covert writing. Today each information is going in digital due to the fast communication of data through internet. Hence, today digital word demands secret communication. So, here is a need of sending information through cover media. There are many kinds of cover media are available among them images are preferred mainly. The secret and confidential data requires such data hiding technique to avoid the attack. The secure communication of data continuously demands to develop the secure steganography technique. Information system security is an authority or disciplines that aim is to provide Availability, Confidentiality, and Integrity. Today's digital media is the way for fast communication. Each and every thing is presented in digital form over cloud or internet. In this way, there is a requirement for secure correspondence. Locale increasing obvious cryptography is utilized to cover numerous mystery levels in an unmarried picture. In n level spot increasing obvious cryptography conspire; photograph is partitioned in n regions. Every area incorporates one level certainty. For forcing unmistakable cryptography in n levels need to encode (n+1) stocks in such a way in this way, that any single offer isn't in a situation to uncover the records and by utilizing joining any two offers, first degree insights may be seen. After visible cryptography the photograph is embedded into the duvet photo and gets the steno photo. So, it is difficult to discover by using the steganalysis and it is appear like as a cowl photograph. In proposed set of rules, problem of pixel growth and negative evaluation has been re-moved and further it's far changed to generate the ranges automatically which is known as automatic vicinity incrementing visible cryptography.

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The ultimatum of this project is to achieve feeding, indexing and drilling from a single input while overcoming the drawbacks of the previously defined machine. This is achieved by using a single input shaft regulating the motion of the drilling machine as well as the indexing mechanism. The foundations of the machine lay in the cam and follower linkage and double ratchet mechanism, which monitor the major operation of drilling and indexing respectively. The machine has a provision to deploy as many numbers of spindles demanded by the operation in a required sequential manner to obtain the most efficient dimensioning at the end of the cycle delivering and abiding to the quality aspect at the same time. With the change in the requirements the respective spindle can be replaced and the feed and indexing can also be altered accordingly, hence giving a fully interchangeable machine. With the introduction of this project, the manual intervention is limited only to the loading and unloading of the work piece.

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Ternary Content Addressable Memory (TCAMs) are generally utilized in organize gadgets to execute bundle arrangement. They are utilized, for instance, for packet sending, for security, and to actualize Software Defined Networks (SDNs). TCAMs are usually actualized as independent gadgets or as a protected innovation obstruct that is coordinated on systems administration application-explicit incorporated circuits. On the other hand, Field-Programmable Gate Array (FPGAs) do exclude TCAM squares. In any case, the adaptability of FPGAs makes them appealing for SDN executions, and most FPGA sellers give improvement units for SDN. Those need to help TCAM usefulness and, in this manner, there is a need to copy TCAMs utilizing the rationale squares accessible in the FPGA. Lately, various plans to copy TCAMs on FPGAs have been proposed. Some of them exploit the enormous number of memory squares accessible inside present day FPGAs to utilize them to execute TCAMs. An issue when utilizing recollections is that they can be influenced by delicate mistakes that degenerate the put away bits. The recollections can be ensured with an equality check to recognize errors or with a mistake adjustment code to address them, yet this requires extra memory bits per word. In this concise, the insurance of the recollections used to imitate TCAMs is considered. Specifically, it is demonstrated that by misusing the certainty that lone a subset of the conceivable memory substance are substantial, most single-bit error can be remedied when the recollections are ensured with parity bits.

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This paper proposes the need of wireless chargers in today's world and the need for further research and development in this field. This paper tells all possible developments that has been done till date since 1899.In 1899, the concept of wireless charging was tossed for the first time by Nikola Tesla. This paper also tells the future scope of wireless chargers and how it can aid environmental pollution in electronic vehicles. Wireless charger is a topic that promotes sustainable technological development, with easy principle of working and hence easy manufacturability. It is leading to a technological revolution as well as aiding environmental pollution.

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Vehicular ad-hoc networks (VANETs) technology has emerged as an important research area over the last few years. Being ad-hoc in nature, VA NET is a type of networks that is created from the concept of establishing a network of cars for a specific need or situation. Vehicular ad hoc networks (VANETs) are an important communication paradigm in modern-day mobile computing for exchanging live messages regarding traffic congestion, weather conditions, road conditions, and targeted location-based advertisements to improve the driving comfort. Along with the benefits, there arise a large number of challenges in VANET such as provisioning of QoS, high connectivity and bandwidth and security to vehicle and individual privacy. This article presents Network architecture, signal modeling and, routing protocols and network security and, a comparative test of various mobility scenarios of Vehicular Ad-hoc Network in three well-known Indian Metros. The AODV routing protocol have been used for the simulation.

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Many multilevel inverter topologies have been proposed during the last three decades. Modern research has engaged novel inverter topologies and unique modulation schemes. Three different major multilevel inverter structures have been reported in the literature: cascaded H-bridges inverter with separate DC sources, diode clamped (neutral clamped) and flying capacitors (capacitor clamped). Multilevel inverters are utilized generally in the regular applications due to the high voltage capacity and it delivers the multilevel with low composition with least concern in the exchanging gadgets. Contrasted with the traditional single scaffold inverter the multilevel inverter lessens the music due to the multi exchanging. The multilevel inverter produces distinctive voltage levels by shifting the exchanging grouping of the inverter. As the conservative energy sources are demolishing, in the middle of consequent mount in cost, solar and wind energy offers a major substitute resource which is free from pollution also. This paper proposes an idea of using hybrid energy system with the multilevel inverter system.

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