Bright Academic Experts

Category: Mechanical Engineering

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    • Komponen: Terdiri dari rumah (housing), rotor yang berputar, kabel busi, dan contact breaker(platina/sensor).

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  • Literature Review

    You are required to search to identify, summarize, and critique a rather recent research paper (preferably less than 5 years, no more than 10 years) on the subject of Lower Extremity Injury Biomechanics. The source could be a journal article, a conference proceedings paper, a technical report, or an article in a technical magazine, or on the internet. The topic of the paper could be on any aspect of Injury Biomechanics in a particular impact direction, injury biomechanics research on particular human body part(s); experimental testing of human cadavers, crash test dummies or volunteers; dummy or safety systems design and development; mathematical or computer modeling of human/dummy dynamic responses of the body part(s) in the stated crash environment; or in general any aspect of crash safety research related to that loading direction or body part injury biomechanics. Submit a report electronically summarizing the research paper in your own words, and make sure that you include the following in your summary report:

  • Statement of problem (objectives of the study) – 10pts
  • Summary of the literature search and/or background -10 pts
  • Brief description of the methodology of the paper – 20pts
  • Important results and discussion provided in the paper -20 pts
  • Conclusions/recommendations, including any shortcomings of the paper (if observed) – 15pts

    It is also important that you describe in your report the way the research paper relates to the material you have studied in this course (25 pts). If in your view, there are any shortcoming of the paper, include those in your summary report. Your report should not be longer than 3 pages (single-spaced, 12-point font).

  • Article Report

    The report for the assigned article will be one-page, Times New Roman, single spaced 11-pt font size with a margin of 1 inch each side. Please use paragraph, when needed.

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    *Customer Needs*

    – Simplicity: Easy to Operate

    – Lightweight: Light weight as not to burden an already encumbered soldier

    – Safety: The user feels like there able to confidently trust the device

    – Unobstrucive: Doesnt interfere with environment or other equipment when not in use

    – Quick Operation: Total usage time is quick and doesn’t require lengthy setup/breakdown

    – Accuracy: A well trained operator should always be able to effectively deploy the device.

    *Engineering Metrics*

    – Hook Shape: affects ability to grab an wide range of objects, size, form-factor and areodynamics

    – Claw Material: Affects claw strength and weight

    – Launcher Housing Shape: affects obstructiveness

    – Lanucher Material: affects weight, rigidity, reliability in harsh conditions

    – Propulsion Method: affect noise, Setup Time, Simplicity

    – Harness Location: affects Setup Time, Safty, simplicty, obstructiveness

    – Winch Power: affects usecases, Operation Speed, Saftey

  • 007 – Design, Materials and Manufacturing

    You are required to complete the coursework for the module Design, Materials and Manufacturing (UFMFN3-30-1) to a high academic and professional standard.

    ### * Student Details:

    – Student ID: 202411042

    —

    # * Task 1: Presentation and Viva

    You must prepare a technical presentation (PowerPoint) and be ready for a viva examination.

    ### Requirements:

    1. Select ONE of the following topics:

    – Materials and Manufacturing Challenges in the Automotive Industry

    – Hydrogen Energy Storage

    – Aerospace Sector

    – Railway Industry

    2. The presentation must include the following sections:

    – Introduction (clear background and objectives)

    – Literature Review (use reliable academic sources)

    – Material Selection (types of materials used and justification)

    – Manufacturing Processes (methods and techniques with explanation)

    – Discussion (identify problems and propose solutions)

    – Conclusion (summarize findings and recommendations)

    3. The presentation should:

    – Be designed for 12 minutes speaking time

    – Include clear diagrams, figures, and engineering explanations

    – Demonstrate deep understanding (not just description)

    4. Prepare for viva (8 minutes):

    – Be able to explain all concepts clearly

    – Justify material choices and manufacturing processes

    – Answer technical questions confidently

    —

    # * Task 2: Design, Analysis, and CAD Modelling

    You are required to design and model a Machine Vice using SolidWorks.

    —

    ## 1. Part Modelling

    Create individual 3D models for all components, including:

    – Base Jaw

    – Moving Jaw

    – Lead Screw

    – Handle

    Requirements:

    – Use correct assigned dimensions (A, B, C)

    – Fully constrained sketches

    – Proper feature usage (extrude, fillet, chamfer, etc.)

    – Rename features clearly in the feature tree

    – Engrave the Student ID (202411042) on the base jaw

    —

    ## 2. Assembly

    – Assemble all parts correctly using mates

    – Ensure full functionality (opening and closing motion)

    – Check for interferences

    – Ensure the file opens correctly on another device

    —

    ## 3. Engineering Drawings (2D)

    Produce A3 drawings BS8888:

    ### Required drawings:

    – Assembly drawing (with sectional view offset 12 mm)

    – Base jaw detailed drawing

    – Moving jaw detailed drawing

    Requirements:

    – Include 1015 key dimensions

    – Clear orthographic views

    – Sectional hatching

    – Completed title block

    —

    ## 4. Motion Study (Simulation)

    – Create a motion simulation showing jaw movement

    – Apply motor rotation = 4 rpm

    – Duration = 60 seconds

    – Format = AVI

    – Ensure Student ID is visible in animation

    —

    ## 5. Final Submission

    Submit a compressed (ZIP) folder containing:

    – All part files

    – Assembly file

    – Drawing files

    – Motion simulation video

    * Important:

    – If files do not open marks will be lost

    – All work must be original and properly structured

    —

    # * Expected Quality

    – Accurate dimensions and engineering logic

    – Professional CAD modelling

    – Clear and standard-compliant drawings

    – Strong technical explanation in presentation

    – Logical reasoning and justification throughout

    —

    # * Notes

    – Follow a structured engineering design process

    – Ensure consistency in units and dimensions

    – Provide clear explanations for all design decisions

    – Maintain high presentation and documentation quality

    —

    You are expected to deliver this work at a distinction-level standard with full completeness and correctness.

  • Mechanical Engineering Question

    ### * Computational Methods Assignment Instructions (CFD & FEA)

    You are required to complete a comprehensive engineering analysis using ANSYS software. The work must be presented in a structured technical report (maximum 8 A4 pages) with clear methodology, results, and discussion.

    —

    # * Part 1: CFD Analysis

    ## * Task 1: Flow Through a Branched Tube

    You are required to perform a fluid flow analysis of water through a branched pipe system (Y-shaped geometry).

    ### * Student ID Parameters:

    Based on ID: 202011252

    – A = 2

    – B = 5

    ### * Geometry:

    – Inlet diameter = 2A = 4 cm

    – Outlet diameters = A = 2 cm (each)

    – Mesh element size = 0.00BA = 0.0052 m

    —

    ### * Requirements:

    1. Build the geometry in ANSYS (based on Figure 1).

    2. Define material properties for water.

    3. Apply appropriate boundary conditions:

    – Inlet velocity (choose suitable value)

    – Outlet pressure (e.g., atmospheric)

    —

    ### * Simulation Tasks:

    – Perform both:

    – Laminar flow simulation

    – Turbulent flow simulation

    – For turbulent flow:

    – Use at least one turbulence model (e.g., k- or k-)

    – State all assumptions clearly

    —

    ### * Analysis:

    – Determine:

    – Velocity distribution

    – Pressure distribution

    – Compare:

    – CFD results vs theoretical expectations

    – Try different turbulence models (for higher marks)

    —

    ### * Discussion:

    – Identify sources of errors such as:

    – Mesh quality

    – Boundary conditions

    – Numerical assumptions

    – Explain discrepancies between CFD and theory

    —

    ## * Task 2: Flow Through a Nozzle

    You are required to simulate laminar flow through a nozzle with a 20% reduction in area.

    —

    ### * Requirements:

    1. Create the nozzle geometry:

    – Inlet height = 0.2 m

    – Area reduction = 20%

    2. Apply symmetry boundary condition if applicable.

    —

    ### * Simulation Tasks:

    – Perform laminar flow simulation

    – Generate velocity profile

    —

    ### * Analysis:

    – Compare CFD results with theory:

    – Parabolic velocity profile

    – Pressure drop along the nozzle

    – Perform mesh independence study:

    – Use at least 23 different mesh sizes

    – Show results comparison

    —

    # * Part 2: FEA Analysis

    ## * Task 1: Tunnel Under

    ### * Parameters from ID:

    – E = 52 GPa

    – P = 2 GPa

    —

    ### * Requirements:

    1. Model the tunnel geometry (as per Figure 1).

    2. Apply material properties:

    – Youngs modulus = 52 GPa

    – Poissons ratio = 0.15

    3. Apply boundary condition:

    – Fixed support at the bottom

    4. Apply external pressure = 2 GPa

    —

    ### * Results Required:

    – Maximum deformation

    – Maximum von Mises stress

    —

    ## * Task 2: Truss Structure

    ### * Parameters:

    – Youngs modulus = 52 GPa

    – Cross-section = A B = 2 mm 5 mm

    —

    ### * Requirements:

    1. Model the truss structure (Figure 2).

    2. Apply loads (30 kN at specified joints).

    3. Define supports correctly.

    —

    ### * Results Required:

    – Calculate displacement at each joint

    – Present results clearly (tables/figures)

    —

    # * Final Report Requirements

    The final submission must include:

    ### * Structure:

    1. Abstract

    2. Introduction

    3. Theory & Methodology

    4. Simulation Setup (ANSYS)

    5. Results

    6. Discussion

    7. Conclusion

    8. References

    —

    ### * Important Notes:

    – Maximum length: 8 pages

    – Include:

    – Mesh images

    – Contour plots (velocity, pressure, stress)

    – Ensure:

    – Clear explanations

    – Proper engineering terminology

    – Good formatting

    —

    # * Objective:

    The goal is to demonstrate your ability to:

    – Use ANSYS effectively

    – Apply theoretical concepts

    – Analyse and interpret engineering results

    – Present a professional technical report

    —

    Please ensure accuracy, clarity, and proper justification of all assumptions and resu

  • 765 – Design and Analysis of Steering Knuckles

    Project Assignment: Design and Analysis of Steering Knuckles

    You are required to complete a comprehensive engineering project titled Design and Analysis of Steering Knuckles for the Automotive Manufacturing module. The work must be carried out professionally, following academic standards, and must demonstrate a strong understanding of materials, manufacturing processes, and process management.

    —

    ### Project Deliverables

    1. A 20-page technical report

    2. A 15-minute presentation (PowerPoint)

    3. Preparation for a viva (oral examination)

    —

    ## 1. Materials and Process (Part 1)

    You are required to:

    – Identify and discuss the functional and mechanical requirements of a steering knuckle.

    – Select appropriate materials using the CES (Cambridge Engineering Selector) tool.

    – Evaluate at least three different engineering materials, including one advanced material.

    – Compare the materials based on:

    – Strength

    – Weight

    – Cost

    – Durability

    – Machinability

    – Use charts and tables to support your analysis.

    – Clearly justify the final material selection.

    – Determine whether the design is performance-driven or cost-driven.

    – Propose suitable post-processing techniques, such as heat treatment or surface treatment.

    ### Machine-Ready Knuckle

    – Propose a suitable pre-form manufacturing method (e.g., forging, casting).

    – Ensure the design minimizes machining requirements.

    – Include schematic diagrams and explain machining allowances.

    —

    ## 2. Process Control and Management (Part 2)

    ### Toyota Production System

    – Provide a clear summary of the Toyota Production System (TPS).

    – Explain how lean manufacturing principles can be applied to the company.

    ### Process Capability

    – Identify appropriate methods to improve process capability.

    – Explain implementation strategies with examples.

    —

    ## 3. Manufacturing Process (Part 3)

    ### Using SolidWorks

    – Perform manufacturing cost analysis using SolidWorks.

    – Include screenshots showing:

    – Cost parameters

    – Assumptions (e.g., labor cost)

    – Justify all assumptions.

    – Compare results with real-world cost estimates from reliable sources.

    ### Using CES Software

    – Generate and analyze the following graphs:

    – Tolerance vs Shape

    – Surface Roughness vs Process

    – Economic Batch Size

    – Include screenshots for all stages.

    – Select the most suitable manufacturing process and justify your decision.

    —

    ### Tooling and Production Setup

    – Propose appropriate CNC milling tools.

    – Discuss work-holding methods.

    – Explain the role of:

    – CAM systems

    – Post-processors

    —

    ### Enabling Technologies

    – Evaluate modern technologies for future manufacturing (Industry 4.0 / 2030).

    – Suggest improvements for smart manufacturing environments.

    —

    ## Report Structure

    Your final report must include:

    1. Executive Summary

    2. Table of Contents

    3. Part 1: Materials and Processes

    4. Part 2: Process Control and Management

    5. Part 3: Manufacturing Processes

    6. References

    7. Appendices

    —

    ## Additional Requirements

    – Include calculations using Excel or MATLAB where necessary.

    – Clearly present all formulas used.

    – Use proper academic referencing.

    – Ensure the report is well-structured, clear, and professional.

    —

    ## Presentation Requirements

    – Prepare a 15-minute PowerPoint presentation summarizing:

    – Problem statement

    – Material selection

    – Manufacturing process

    – Key findings

    – Be ready to answer questions related to:

    – Materials

    – Manufacturing

    – Process management

    —

    ## Important Notes

    – The work must be original and free from plagiarism.

    – Multiple solutions are acceptable, but all decisions must be well-justified.

    – Emphasis should be on engineering judgment, analysis, and clarity.

    —

    End of Assignment

  • Which legitimate online jobs work for Kenyans, pay reliably,…

    I’m a Diploma in Mechanical Engineering student at Rift Valley National Polytechnic, Kisumu, Kenya.

    I tried Handshake AI but they only accept US residents. I need online job options that:

    1. Work for people in Kenya – no VPN or US address required

    2. Pay reliably through PayPal, M-Pesa, or bank transfer

    3. Beginner friendly – I can use laptop/phone and school WiFi

    4. Part-time 10-15 hours per week alongside my studies

    I have basic computer skills and fluent English. I do NOT have a degree yet.

    Please suggest 3-4 legitimate platforms available in Kenya with:

    – Name of platform

    – Type of work

    – Average pay per hour/week

    – Sign-up requirements

    – How they pay Kenyans

    Avoid survey sites that pay cents or anything requiring upfront fees.

  • Need mech project

    Design and build a functional mechanical system that demonstrates your engineering skills. The project must include 3D printed components and be documented to a professional standard suitable for your resume and portfolio. If you have ready made it would be good (with solidwork files)