Author Archives: Evelina Rosser

HOW CAN STUDENTS ENSURE A SUCCESSFUL DEMONSTRATION OF THEIR CAPSTONE PROJECT

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Students should start planning for their capstone demonstration early in the capstone project process. Beginning the planning process well in advance of the demonstration date allows students to carefully consider many important factors that will contribute to a successful demonstration.

First, students need to clearly identify the goals and objectives of their capstone project. Defining what problem or issue the project addresses and what results or outcomes it intends to achieve will help frame an effective demonstration. Students should be able to concisely communicate the purpose and value of their project work.

With clear goals established, students then need to carefully plan the format and structure of the demonstration itself. Decisions need to be made about what presentation method(s) will be used such as an oral presentation, slide deck, video, prototype demonstration, etc. Students also need to determine a logical flow and outline for the presentation content that introduces the problem/purpose, explains the process and work undertaken, highlights key results and outcomes, and summarizes conclusions. Ensuring the demonstration has a well-organized structure and progression will help maintain audience understanding and focus.

Students also need to pay close attention to the presentation delivery aspects. A practice session in front of a small test audience is invaluable for improving public speaking skills like eye contact, vocal variation, tone, pacing, handling questions, etc. Students should rehearse sufficiently so they feel comfortable and confident presenting without reading directly from slides or notes. Demonstrating poise and composure is important for establishing credibility.

Technical execution of any visual or demonstration components is also crucial. Students need to test all presentation technology and equipment well in advance to work out any issues. This includes ensuring computers, projectors, displays, videos, prototypes or simulations all function correctly during a live rehearsal. Having technical aspects run smoothly helps avoid unnecessary distractions or lost time during the live demonstration.

Consideration of the target audience and their needs/interests is also important when planning the demonstration. Tailoring content depth, examples used, demonstration form/style to the expected audience backgrounds and priorities helps maximize understanding and engagement. Students may need to clarify or simplify explanations for some audiences.

Along with clearly articulating “what was done”, students should plan to effectively convey “why it matters”. Demonstrating how the project contributes new knowledge or has practical real-world applications helps audiences appreciate the effort and value the work. Using relevant metrics, data, before/after comparisons, impact examples etc. strengthens this case for significance.

Another key factor for success is managing logistical factors like the demonstration location, timing, formatting, and any required approvals. Ensuring the chosen venue is properly booked and set up, and that expected attendees are notified of scheduling details alleviates stress. Formatting considerations include seating, lighting, audio/visual needs to complement the demonstration style.

Students should plan for questions by having knowledge of both technical and strategic aspects of their work. Anticipating likely questions from their intended audiences and practicing answers helps students maintain composure and articulate responses that further illustrate the value and applications of their efforts. Fielding questions confidently leaves a strong, positive final impression.

By taking time to fully define the capstone goal and targeted outcomes upfront, and then mapping out well in advance the presentation structure, content, logistics and delivery details, students can maximize their opportunity to clearly demonstrate the success of their capstone work through a polished, professional presentation. Comprehensive planning helps ensure all elements come together smoothly to favorably impress audiences and reinforce achievement of significant learning objectives through the project.

WHAT ARE SOME POTENTIAL BENEFITS FOR STUDENTS AND EMPLOYERS IN ADOPTING A MORE PRACTICAL AND COLLABORATIVE APPROACH TO CAPSTONE PROJECTS

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A capstone project provides students the opportunity to apply the knowledge and skills gained throughout their studies to a real-world project or scenario. The traditional model of an individual student independently completing a capstone paper or project has been criticized by some as not fully capturing the collaborative nature of the modern workforce and not adequately preparing students for post-graduation employment. Adopting a more practical and collaborative approach to capstone projects could help address these issues and provide meaningful benefits for both students and potential employers.

For students, working on a capstone project in a team setting with input from external stakeholders mimics real-world project environments more authentically. In today’s job market, teamwork skills and the ability to work collaboratively across disciplines are highly valued by employers. Through collaborative capstone projects, students gain valuable experience working as part of a team to complete a significant deliverable, taking on discrete roles and responsibilities, navigating interpersonal dynamics, managing workflows and schedules together, and arriving at consensus-based solutions – all skills directly transferable to future employment. Collaborating with external partners on a capstone also exposes students to client management, requirements gathering, stakeholder engagement, and business needs/considerations that enrich their learning beyond an independent academic paper. With practical capstone projects, students can directly apply their education to produce tangible work products or prototype solutions, gaining technical experience that demonstrates their practical abilities to future hiring managers.

Collaborative, applied capstone projects also benefit employers by tapping into student talent pools to address real organizational issues or opportunities. Partnering employers identify specific problems, needs or initiatives for student project teams to focus on, gaining potential solutions or preliminary work at low or no implementation cost. This allows companies to pilot new ideas, approach challenges from fresh perspectives, or develop minimal viable products – advancing strategic goals with student contributions. Employers gain a preview of prospective job candidates as students conduct their projects, with opportunities to evaluate talent and extend early job offers to top performers. Partner organizations also build name recognition and goodwill on campus, strengthening employer brands and future pipelines. And by collaborating with academic programs, employers help ensure curricula and skills taught remain industry-relevant – another incentive to participate.

From a programmatic standpoint, collaborative capstones provide opportunities to forge industry connections, bringing tangible value to community partners that strengthen relationships over time. External partnerships and investments validate student work as directly applicable beyond academia, enhancing the credibility and real-world impact of degree programs. Cultivating industry collaborators allows programs access to expertise, equipment and facilities not available on campus – expanding the scope of projects possible. With multi-stakeholder participation and sponsorship, practical capstones receive greater support, visibility and “realness”, improving the overall educational experience for all participants.

While individual capstone papers undoubtedly have educational benefits, a more collaborative, applied approach addresses evolving employer needs and aligns better with how work gets done in knowledge-based industries. Students gain multidisciplinary, team-oriented experience leveraging their degree while providing value to organizations through practical solutions. Partner companies receive innovative contributions advancing priorities, with opportunities to identify and recruit top student talent. And academic programs enhance relevance, foster industry partnerships, and offer richer experiential learning opportunities for continued improvement – strengthening outcomes for students, employers and institutions alike in the process. When implemented comprehensively with input from all stakeholders, collaborative capstone models hold significant potential to help bridge the gap between education and employment, delivering meaningful, long-lasting benefits for everyone involved.

CAN YOU PROVIDE MORE EXAMPLES OF SUCCESSFUL MICROGRID PROJECTS AROUND THE WORLD

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Alaska Microgrid Projects: Many remote villages in Alaska are only accessible by air or seasonal ice roads, making them ideal candidates for microgrids. The state has invested heavily in microgrid projects to provide reliable renewable energy to these communities and reduce their dependence on costly diesel generation. One of the largest microgrid projects is in Kotzebue, which includes 4 MW of wind power, 2.4 MW of solar PV, and 2 MW/4 MWh of battery storage. This has replaced over 1 million gallons of diesel per year. Another large project is in Utqiagvik (Barrow), the northernmost city in the U.S., which includes 3 MW of wind power and 1 MW of battery storage. These have helped lower energy costs while reducing diesel use and emissions.

Island Microgrids in Hawaii: As an island state dependent on imported fossil fuels, Hawaii has been a leader in developing resilient microgrids powered by renewable energy. The University of Hawaii has microgrids on several of its campuses across the islands with solar PV, battery storage, and backup diesel generators. Kauai Island Utility Cooperative has one of the most advanced microgrid systems in the U.S., utilizing over 50% renewable energy including 12 MW of solar, 6 MW of hydropower, and 21 MWh of battery storage across the island. After hurricanes Iniki (1992) and Irene (2011), it demonstrated its ability to blackstart the entire electrical grid from dispersed generators.

Pescopagano Microgrid in Italy: This village in Southern Italy has developed an entirely renewable energy microgrid without connection to the main electric grid. It includes 600 kW of solar PV, 560 kW of biogas cogeneration, 280 kW of hydropower, and 200 kWh of battery storage. All the village’s energy needs are met through this sustainable microgrid, which is managed through an advanced control system. It has significantly lowered energy costs for residents while reducing CO2 emissions by 700 tons annually and eliminating reliance on diesel generators. The success of this off-grid microgrid provides a model for other remote communities.

Baker Park Microgrids in South Africa: As part of an effort to expand electricity access across South Africa, Eskom has developed microgrids in remote areas like Baker Park that were difficult to connect to the national grid. The microgrid here includes 200 kW of solar PV, 150 kW of energy storage, and a 70 kW backup diesel generator. It provides reliable power for the community while achieving 60% renewable energy penetration. Similar microgrid installations in other towns have allowed over 100,000 South Africans to gain electricity access for the first time in a sustainable and cost-effective manner.

Ballenas Islands Microgrid in Chile: This microgrid powers the tiny Ballenas Islands archipelago off the coast of Chile with 100% renewable energy. It includes 200 kW of solar PV and 150 kWh of lithium-ion battery storage to meet all power needs around the clock for the island’s scientific research station. The successful project demonstrates the potential for remote communities around the world to transition to self-sufficient green energy systems without dependency on polluting and costly fuels like diesel. It also serves as a model for much larger isolated grids.

There are many other examples of microgrids having significant positive impacts across regions from Europe and Asia to Africa, Latin America, and small island nations. By enabling higher penetrations of renewable energy and greater resiliency through the targeted use of energy storage and intelligent monitoring/controls, microgrids are playing a vital role in transitioning energy systems worldwide to become more sustainable, affordable, and secure against disruptions from extreme weather or other threats. Their continued growth will be important for lowering emissions and expanding access to clean power.

Microgrids have clearly demonstrated their technical and economic viability through real-world implementation around the globe. By maximizing local renewable resources, they provide energy independence and reliability while reducing costs and carbon footprints for communities large and small. As technologies advance further and their benefits become more evident, microgrid deployment will surely continue increasing to empower sustainable development in both developed and developing markets.

HOW DOES THE AGILE WORK ENVIRONMENT CONTRIBUTE TO THE SUCCESS OF INFOSYS CAPSTONE PROJECTS

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Infosys follows an agile methodology in implementing capstone projects which contributes significantly to their success. Some of the key aspects of how agile enables success are:

Adaptive planning – With agile, projects have more flexibility to adapt the plan based on what is learned as the project progresses. This allows the team to respond quickly to changes in requirements or priorities. For large, complex capstone projects which can last months, being able to evolve the plan based on learnings ensures the final solution delivered is truly aligned with customer needs.

Iterative development – Rather than a “big bang” delivery, projects are developed iteratively in short cycles. This reduces risk since working software is delivered more frequently for feedback. It is easier for stakeholders to intervene if something is going off track. For capstone projects where requirements may not be fully known upfront, iteration helps discover and refine needs over time.

Collaboration – Agile promotes active collaboration between business and IT. There are frequent opportunities to get feedback, answer questions and make changes collaboratively. This helps build understanding and buy-in between the client and Infosys team. For capstone projects involving multiple stakeholders, collaboration is crucial to ensuring all needs are understood and addressed.

Transparency – Key aspects like velocity, impediments, scope are visible to all through artifacts like Kanban or Scrum boards. This transparency helps the Infosys team as well as clients understand progress, issues and have realistic expectations. For large, complex capstone projects transparency prevents miscommunications that could otherwise derail the project.

Responsive to change – With its iterative nature, agile makes it easier to incorporate changes in requirements or priorities into development. This responsiveness is critical for capstone projects where business needs may evolve over the long project durations. Rather than wastefully building features that are no longer needed, agile supports changing course when needed.

Focus on value – Each iteration aims to deliver working, demonstrable value to the client. This keeps the project focused on priority needs and ensures something useful is delivered frequently. For capstone projects, focus on incremental value helps recognize and address issues early before large amounts of work are invested in potential dead-ends. It also keeps stakeholder engagement and motivation high by providing early wins.

Small batch sizes – Work is developed in small batches that can be completed within the iteration cycle, typically 2-4 weeks. This makes work packages more manageable, reduces risk of being overwhelmed, and enables keeping technical debt to a minimum. For large, long-term capstone projects, batching work appropriately helps progress stay on track and minimizes rework.

People over process – While following basic structures and best practices, agile prioritizes adaptability over rigid adherence to process. This empowerment enhances team performance on complex capstone projects where flexibility to experiments and adapt is needed to handle unpredictable challenges.

By leveraging these agile principles, Infosys is better able to continuously deliver value, maintain stakeholder engagement and responsiveness, adapt to changes, and keep technical quality high even for large, lengthy capstone projects. Early and frequent delivery of working solutions helps validate understanding and direction. Iterative development reduces risk of building the wrong solution. Transparency and collaboration aid coordination across distributed, multi-stakeholder projects that characterize capstone work. As a result, Infosys sees higher success rates and greater customer satisfaction on its capstone projects by implementing agile methodologies compared to traditional “waterfall” approaches.

The iterative, incremental, collaborative nature of agile underpins many of its benefits that are directly applicable to complex capstone projects. By promoting active stakeholder involvement, frequent delivery of value, transparency, adaptation and flexibility – agile supports Infosys in continuously learning and evolving solutions to ultimately better meet customer needs on large transformational projects. This contributes greatly to the programs being delivered on time and on budget, as well as achieving the strategic business outcomes stakeholders envisioned at the start.

WHAT ARE SOME OF THE CHALLENGES THAT CAPSTONE FACES IN MAINTAINING ITS NEAR RECTILINEAR HALO ORBIT

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One of the biggest challenges Capstone faces is precisely controlling its trajectory using its minimal onboard propulsion system to maintain its highly elliptical orbit around the Moon’s lagrange point Lunar Distant Retrograde Orbit (DRRO). The DRRO is an unstable three-body orbit that requires periodic station keeping to counteract thermal influences, spacecraft dynamics, and other perturbations that could cause its orbit to drift over time.

Maintaining this precarious orbit takes an enormous amount of precise orbital maneuvering. Capstone only carries about 22 pounds of propellant for its cold-gas thrusters, which must carefully control the cubesat’s position and velocity over its planned 6 month demonstration mission. Any propulsion errors could cause the smallsat to go off course and drift out of the desired DRRO orbit. The lack of significant onboard fuel means maneuvers must be extremely efficient and errors are difficult to correct.

The complex natural gravitational forces around the Moon-Earth lagrange point make station keeping in the DRRO quite challenging. Disturbances from the Earth and Moon’s gravity, along with minimal onboard sensors and actuators, mean Capstone’s navigation and attitude control systems must operate with extremely high accuracy to counteract orbital perturbations. Even tiny imbalances or uncertainties in onboard sensors and thrusters could accumulate over time and degrade the orbit.

Thermal influences from variations in sunlight on the spacecraft also perturb its trajectory and must be actively countered. As Capstone orbits in the perpetually changing thermal environment around the lagrange point, solar heating and infrared radiation pressure impart small forces on its structure and components. Changes in the cubesat’s overall density, shape, or center of mass due to minor expansions or movements of its parts in response to thermal swings produce imbalances that require regular trajectory corrections. The lack of an active thermal control system means these thermal disturbances cannot be prevented, adding complexity for maneuver planning.

CommunicationsBlackouts as Capstone passes behind the Moon during each half of its 6 day orbit are also challenging. Navigation depends on tracking radian position from Earth, but loss of signal during the blackout durations degrades onboard state estimates. While stored navigation data helps bridge outages, uncertainties accumulate faster without direct observation and correction. Blackouts reduce the amount of monitoring possible and periods available to assess maneuvers, plan future burns, and redirect the orbit if needed.

The tiny cubesat also faces risks from the space environment around the Moon, such as harmful charged particles in the magnetosphere and unpredictable meteoroid and orbital debris impacts. While Capstone has no moving parts, long term exposure to radiation could potentially compromise electronic systems or navigation sensors and exacerbate station keeping difficulties over its 6+ month mission. The increasing congestion of orbital debris also raises concerns about the potential for high speed collisions that could damage hardware or nudge the orbit off course. Any glitches or anomalies would be difficult to pinpoint and repair on the remote, autonomous smallsat. Maintaining CGPS’s hazardous but precise near-rectilinear halo orbit demands immense precision, planning and risk mitigation from both the spacecraft and ground teams. Even with NASA’s extensive experience, the demonstration provides an opportunity to assess the challenges of operating in this demanding region of space. Lessons from Capstone’s station keeping campaign will help inform strategies for future long term lunar and Mars missions that propose exploiting unstable multi-body dynamics for fuel efficient transit or infrastructure purposes. Precise onboard propulsion, complex orbital dynamics, minimal onboard resources or redundancy, communications gaps, and potential environmental impacts combine to present a considerable ongoing navigation and control problem for the tiny Capstone spacecraft over its six month lunar mission. Careful management of numerous error sources and perturbations will be required to keep the cubesat circling stably in its intended near-rectilinear halo orbit, validating innovative orbital techniques for future exploration.