Search
126 articles for “insert”
-
Experimental Analysis of Cutting Forces Under Different Machining Parameters and Carbide Inserts During Turning of Hardened AISI 4340 Steel
Abstract: Turning of hardened materials with an advanced coated carbide insert has numerous advantages over the grinding process, e.g., reduced process cost, high material removal rate, and less environmental concern due to the elimination of the cutting fluid. Process parameters in conventional machining operations like cutting speed, feed, and depth of cut play the most crucial role behind the generation of heat which also leads to microstructural changes, improved tool life, …
Published in Journal of Polymer & Composites Read article
-
Investigation of Heat Transfer in Concentric Annuli with Perforated Inserts
Abstract: The increasing necessity for saving energy and material imposed by the diminishing world resources and environmental concerns have prompted the development of more effective heat-transfer equipment with improved heat-transfer rates. The hydrodynamic boundary layer acts as main resistance for the transfer of heat from tube surface to fluid or vice-versa and many researchers are trying to improve the convective heat transfer rate with inserts in tubes to break the boundary …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 1, 2018 · pp. 56–68 Read article
-
Enhancement in Heat Transfer Rate in a Pipe in Pipe Heat Exchanger Using Helical Insert
Abstract: AbstractHeat transfer enhancement techniques are frequently used in heat exchanger system in order to increase the rate of heat transfer and improve the thermal performance of the system. This paper contains experimental study on enhancement in heat transfer rate using helical insert. The inner tube used was of copper with inner and outer diameter of 11.8 mm and 12.7 mm, respectively, and outer tube was galvanized iron, which was insulated …
Published in Journal of Thermal Engineering and Applications · Vol. 5, Issue 2, 2018 · pp. 5–12 Read article
-
Array-Linked Data Structure: Introducing a Hybrid Model of Memory Management and Faster and Easier Insertion and Reallocation Procedures
Abstract: Here, I have introduced a new data structure titled “Array-Linked Data Structure”. It incorporates a hybrid model of memory allocation, introducing a new insertion procedure in an existing data structure which is faster than that for arrays. It also offers O(c) access time where c is a constant. The access time is worse than O(1) for an array but still better than that for a linked list since the index …
Published in International Journal of Data Structure Studies · Vol. 1, Issue 1, 2023 · pp. 1–11 Read article
-
Investigation of Forced Convection Heat Transfer Efficiency Using Cuo/Water Nanofluid in A Concentric Tube Heat Exchanger with Helical Coiled Insert
Abstract: An apparatus that uses nanofluid to transport heat is called a heat exchanger. This uses a nanofluid as the working fluid. One can make nanofluid hanging nanoparticles in liquids such as petroleum products, water, oil, ethylene glycol, fluorocarbons, etc. Forced convection heat transfer using CuO/water as a Nanofluid and distilled water as the base fluid has been examined in a concentric tube heat exchanger with helical coiled insert. Tests on …
Published in Journal of Experimental & Applied Mechanics · Vol. 15, Issue 2, 2024 · pp. 27–41 Read article
-
Enhanced Heat Transfer in Double Pipe Heat Exchanger with Circular Fins Using Copper Nanofluid and Twisted Tape Inserts: A Computational Study
Abstract: The enhancement of convective heat transfer in a double-pipe heat exchanger utilizing circular finned twisted tape inserts and helical screw-tapes with centre rods, in conjunction with copper oxide nanofluid as the heat transfer medium was studied in this project. Computational Fluid Dynamics (CFD) simulations were conducted across Reynolds numbers ranging from 500 to 5000 to analyse heat transfer characteristics. The investigation focuses on Nusselt number improvement and friction factor analysis …
Published in Journal of Thermal Engineering and Applications · Vol. 12, Issue 1, 2025 · pp. 11–22 Read article
-
Assessment of Practices of Nursing Personnel Regarding Insertion, Care and Removal of Indwelling Catheter
Abstract: AbstractUrinary catheterization is a routine medical procedure that facilitates direct drainage of the urinary bladder. Around one-fourth of the hospitalized patients are catheterized during their hospital stay. The study was carried out to assess the practices of nursing personnel regarding insertion, care and removal of indwelling catheter in a tertiary care hospital. 22 nurses were enrolled and comparison was made between their self expressed and their observed practices regarding catheterization. …
Published in Journal of Nursing Science & Practice · Vol. 7, Issue 3, 2017 · pp. 12–16 Read article
-
A Technical review on Investigation Of Cutting Conditions On Tool Life And Material Removal Rate In Turning Of T51620 Using Cermet And Tungsten Carbide Insert
Abstract: The performance of turning operation is depend upon the tool life and MRR of the tool material T51620 material is employed in making of dies in different industry. Tungsten carbide is most suitable insert material used for turning of T51620 .but now days industries need higher productivity and includes higher tool life and higher MRR with same parameters so one should compare the tool material with the advance one cermet …
Published in Trends in Mechanical Engineering & Technology · Vol. 12, Issue 3, 2022 · pp. 8–17 Read article
-
Twisted Tape Insert Effect on Heat Transfer Enhancement Placed in Smooth Tube: A Review
Abstract: Today heat exchangers are commonly used with twisted-tape inserts to improve convectiveheat transfer in various industries such as thermal power plants, chemical processing plants,air conditioning equipment, refrigerators, petrochemical, biomedical, and food processingplants. By using the twisted tape patch, the fluid flow swirls together, interrupting a thermalboundary layer on the surface of the pipeline. Heat exchanger thermal efficiency can beenhanced by heat transfer increase techniques. Tape insert is one of the …
Published in Journal of Thermal Engineering and Applications · Vol. 7, Issue 3, 2020 · pp. 25–28 Read article
-
Comparative Study of Linear Regression Techniques for Analyzing THPP of Solar Parabolic Trough Receiver with Twisted Tape Inserts using Machine Learning.
Abstract: This study presents a comparative analysis of four different linear regression techniques for predicting the THPP of a solar parabolic trough receiver with twisted tape inserts. The four techniques analyzed are: ordinary linear regression, interaction linear regression, robust linear regression, and stepwise linear regression. The study is aimed at determining the most suitable technique for predicting the heat transfer characteristics of the solar parabolic trough receiver with twisted tape inserts. …
Published in Journal of Experimental & Applied Mechanics · Vol. 13, Issue 3, 2022 · pp. 39–47 Read article
-
Design of Microstrip Stepped Impedance Low Pass Filter for S-Band Application Using Insertion Loss Method
Abstract: Day by day the requirement of microstrip filter is increasing because of their size, low cost and narrow bandwidth .this paper elaborates the design of stepped impedance LPF by using insertion loss method using Richard’s transformation and Kuroda’s identities. Filter works at 2.65 GHz; the used material is FR4 lossy with dielectric constant 4.3 with a substrate thickness of 1.6 mm for n=3. The designing is done with the help …
Published in Journal of Microwave Engineering and Technologies · Vol. 3, Issue 1, 2016 · pp. 1–5 Read article
-
Analysis of C45 Steel Machining with Differentiated Tool Bits
Abstract: The tool material may be coated or uncoated, and cutting inserts are typically situated along the covered contact region. Work piece remains fixed while tool revolves for cutting and machining. Objective: A NABL-accredited metallurgical evaluation laboratory (machining) assessed two specimens. Machining profile and materials determine insert selection. Analytical results show material composition. The surface qualities of samples 1 and 2 were examined. As DOC, cutting speed and tool tip temperature …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 244–252 Read article
-
A Comprehensive Examination of the Compressive Test Results of Concrete Formulations Modified by The Insertion of Ceramic Powder and High-Density Polyethylene Illustrates Nuanced Changes in the Structural Performance Attributes of the Resultant Composite Materials
Abstract: It is becoming crucial to transition from a traditional, utilization-based society to a sustainable one, resulting of the decline in the natural environment, depletion of natural resources, and decreased capacity for final waste disposal. As the populatio grows, so will the demand for concrete. The major goal of this research is to look at the possible technical benefits of using extruded recycled high-density-polyethylene (HDPE) fibers into structural concrete. The mechanical …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 193–205 Read article
-
A Technical Review on Ceramic Cutting Tool Inserts
Abstract: This paper deals with detail information about ceramic cutting tool used in CNC/VMC machine. Ceramic cutting tool are more frequently used in high speed application, dry machining and hard part turning. Ceramic cutting tools are also available with combination of aluminum and silicon oxides to improve mechanical properties. In this paper advantages, disadvantages and properties of ceramic cutting tools are explained. Different methods of Tool wear measurements are also discussed …
Published in Trends in Mechanical Engineering & Technology · Vol. 8, Issue 3, 2018 · pp. 7–11 Read article
-
A Taguchi approach for determination of parametric dependence in absorber tube of parabolic trough solar collector with roughened surfaces
Abstract: The Taguchi experimental design approach is used in this study to offer the ideal design parameters for the absorber tube with roughened surfaces. In order to determine parametric dependence, passive heat transfer augmentation strategies have been used in the parabolic trough receiver in this article by applying the Taguchi approach. So, for better understanding, two case studies are analyzed using two augmentation technique i.e., wire coil and twisted tape inserts. …
Published in Journal of Thermal Engineering and Applications · Vol. 9, Issue 2, 2022 · pp. 40–47 Read article
-
Coin Based Mobile Charger Using Arduino
Abstract: Since a few years ago, mobile phones have been fantastic tools for communication and everyday use. Therefore, maintaining a mobile phone's battery has become a more important duty. In this project, we created a working prototype for coin-operated mobile battery charging. For all mobile users who might not have access to conventional power banks while travelling or in an emergency, a coin-based mobile charging system offers an alternative solution. Shop …
Published in Journal of Electronic Design Technology · Vol. 14, Issue 1, 2023 · pp. 21–28 Read article
-
Design of UWB Microwave Filter Using Quarter Wavelength Short-Circuited Stub
Abstract: UWB technology has progressed a lot in recent years for high speed wireless communications and other applications which need higher data rate and wider bandwidth. In this paper UWB bandpass filter is designed using quarter wavelength (λ0/4) short circuited stubs to improve the performance of UWB. Designed UWB filter gives higher performance and lower insertion loss in UWB spectrum. 5th order UWB bandpass filter is designed using CST MWS simulation …
Published in Journal of Microwave Engineering and Technologies · Vol. 2, Issue 2, 2015 · pp. 32–36 Read article
-
Numerical Simulation of Pentacene based Organic Thin Film Transistor with Inorganic Gate Dielectrics
Abstract: This paper presents a 2D numerical simulation and Electrical Characterization of Pentacene (Organic semiconductor) based Organic thin film transistor (OTFT) devices with different inorganic gate dielectrics materials SiO2, Al2O3 and HfO2 and Electrical parameters including; Mobility (µ), Threshold Voltage (Vt), Ion/Ioff ,Sub threshold slope (SS) and Transconductance (gm) are extracted.
Published in Journal of Microelectronics and Solid State Devices · Vol. 6, Issue 2, 2019 · pp. 32–38 Read article
-
Digital Signature Verification Based on Biogamal, SHA and Elgamal Algorithms
Abstract: Nowadays, in our day-to-day life online services are playing a very crucial role. Online services also have some certain security challenges in communication network. Security aspects consists of confidentiality of data/information, authentication of users and integrity of data. To achieve all these parameters, the information must be digitally signed by the original sender and verified by the intended recipient. Thus, research digital signatures should be further developed to improve the …
Published in Trends in Machine design · Vol. 7, Issue 3, 2020 · pp. 17 21 Read article
-
A Technical Review on the Wear Rate of Deep-Hole Drilling Process Based on BTA (Boring and Trepanning Association) Technique
Abstract: Deep-hole drilling of hard materials like carbon steel and super alloys like Inconel-718 is a very complicated process as the wear rate of BTA inserts is quite high as compared to other materials. In this review paper author aims to study the various factors affecting the wear rate and the type of wear occurring in different inserts used for deep-hole drilling of the above mentioned materials. It also emphasizes on …
Published in Journal of Mechatronics and Automation · Vol. 4, Issue 3, 2017 · pp. 18–23 Read article