To Professor Ayala/Old Dominion University:

As I reflect on this Fluid Mechanics course, I have to say that this is absolutely the most challenging course in my program thus far. Coming into the class, I wasn’t sure what to expect. I thought that it would be a math heavy course, with a focus on memorizing equations. Instead, I found that success depended much more on understanding the physical behavior of fluids and knowing how to apply engineering principles to real-world problems. Looking back through my portfolio, I can clearly see how both my technical knowledge and my approach to solving engineering problems have developed over the semester. 

One of the biggest ways I have improved as an engineer is in my analytical thinking and problem-solving process. Throughout the course, I learned that solving fluid mechanics problems requires much more than substituting numbers into equations. Whether I was working with hydrostatic pressure, Bernoulli’s equation, or pipe flow systems, I had to identify assumptions, organize known and unknown variables, and determine which principles applied before beginning any calculations. Working through homework assignments, and exams strengthened my ability to approach complex problems systematically, which is a skill that extends well beyond this course. 

Early in the course, I found problems involving Bernoulli’s equation and friction losses to be overwhelming because there were so many variables to consider at once. As the semester progressed, I became much more confident in calculating energy losses and applying conservation of mass and energy. Seeing my work improve throughout the portfolio reflects how much more efficiently I was able to organize and solve these problems by the end of the course as evidenced by my work on the third test. 

This course also helped me develop several technical skills that I know will be valuable in future engineering courses and in my career. I gained a much stronger understanding of fluid properties such as pressure, density, viscosity, and specific weight, and I learned how these properties influence fluid behavior. I can apply these concepts directly in my work with tunnel systems and beyond. I became proficient at calculating hydrostatic forces (see pg. 2) and determining their magnitude, location, and direction. I also developed confidence in applying Bernoulli’s equation, computing friction losses in series and parallel pipe systems, evaluating flow through pipes and fittings, and selecting pumps based on system requirements. While I still have much to learn about designing pump systems, I have an excellent foundation and understanding of the considerations that are necessary. 

One of my strengths throughout the course was persistence. When I encountered difficult problems, I was willing to spend the time working through the solution rather than giving up when the answer was not immediately obvious. That persistence allowed me to build confidence as the semester progressed. If I had to start this class again, the advice I would give myself is to find a longer session- 8 weeks isn’t long enough. I also believe I became more organized in presenting my work, making it easier to follow my thought process and identify mistakes when they occurred. Early in the semester, I sometimes focused too much on finding an equation before fully understanding what the problem was asking. Reviewing homework solutions and practicing additional problems helped me improve in this area by slowing down, analyzing the problem first, and then selecting the appropriate approach.

Overall, this course has strengthened both my technical abilities and my confidence as a civil  engineering student. My portfolio reflects not only the knowledge I gained but also the development of a more structured and thoughtful approach to engineering problem-solving. I leave this course with a much stronger understanding of fluid mechanics and an appreciation for how these concepts apply to real engineering systems. I am confident that the skills and experience I gained in this class will serve as a strong foundation for future coursework and my career as an engineer. 

Thank you for your instruction and thoughtful feedback throughout this semester. 

My Best

Amber Samm