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Finalized project scope

An on-road Electric Vehicle charging technology research and development project was supported by the research and development project. Potential solutions for DC fast chargers capable of converting high voltage AC electricity to the DC power needed by electric vehicles were developed. EV charging stations were also designed and assessed, as were packaging options for power electronics components and enclosures. Different charging systems were compared in order to find the best uses for them in a city's fleet. This research gathered data on EV usage and produced a report showing that EVs can replace traditional internal combustion vehicles in many municipal applications when supported by suitable additional charging infrastructure. Electric vehicles (EVs) have been used in a variety of ways during the course of the research, which has identified three basic categories of EV use: Short Commute: EVs used for short-distance, regular-frequency commuting. This term refers to tasks that demand EVs to cover greater distances in a given day than the average daily commute. As defined by the necessity for electric vehicles to be ready at all times for an extended amount of time, "critical needs.

WBS structure

When used by project managers, this diagram helps them break down their project scope into smaller, more manageable chunks. The work breakdown structure chart is a crucial tool for project planning because it outlines all of the project's steps. All of the tasks, deliverables and work packages needed to accomplish a project from start to finish are laid out in the WBS diagram, with the final deliverable at the top and the WBS levels below indicating the subtasks, deliverables and work packages that make up the project.

Stakeholder engagement

An online poll was utilized to solicit input from interested parties and the general public as part of the process of creating the Electric Mobility Strategy. The purpose of the survey was to get input on several action plans, with particular emphasis on:

Vehicles powered by electric power

Electric bicycles

• Public Charging Network

• Public Education and Outreach

Survey participants were able to indicate their level of agreement with each action as well as to make additional remarks. Public and stakeholder organizations were asked to provide input through the survey. It was possible to prioritize actions based on input from the general public, stakeholder organizations, and committees.

Electric mobility and public transportation (including electrification of buses) and active transportation infrastructure should be balanced, according to many commenters. Some noted that while electric vehicles have lower carbon footprints than conventional internal combustion engine (ICE) vehicles, they have the same impacts in other dimensions such as traffic congestion and reduced road safety, and that the ultimate goal should be to reduce the amount of travel by car.

Success criteria or expected benefits

The latest technology of the vehicle's batteries installed in the EVs is expected to be traditional IC engine technology for automobiles. The project will provide critical information to potential users with various brands such as specific capacity electric motors, batteries, and controller designs, among other critical aspects of EVs. Electric vehicles are being developed in a variety of ways, and research on the development project for electric autos is assisting in their design, implementation on public roadways, and use of charging technologies. In this project, the DC fast chargers are taken into consideration (Jenn, 2020). But it also looks at how to package power electrical components and how to create a charging station for electric vehicles, according to the project's description. The findings of this study will be important in determining how electric vehicles compare to other types of autos in terms of performance. However, despite the fact that electric vehicles produce fewer greenhouse gases than internal combustion vehicles, they nonetheless contribute to air pollution because they release more greenhouse gases into the atmosphere.

It is intended that the new battery technology for electric vehicles will eventually replace the current IC engine technology as soon as is practical. As a result, the initiative intends to familiarize potential electric car purchasers with the many brands of batteries, electric motors, and controllers, among other things, available on the market (Webb, 2019). If the appropriate infrastructure is in place, this will also allow for interactions that will result in testing activities that can be turned over to educational institutions if the conditions are right.

Developed Project schedule

Activity	Date
Project approval received from government authority	2/25/2021
Layout/Design	6/1/2021
Projected approval	9/1/2021
Approval on budget and final design	11/1/2021
Grand launching of new electric vehicle	3/30/2022

Key milestones and Major Deliverables

Electrical vehicles may have many components, different from the components in gasoline-powered vehicles. For this project, the major deliverables for EVs would include, a battery, charge port, DC/DC converter, thermal system, power electronics charger

When electric energy is transformed to kinetic energy by the motor, the wheels begin to drive forward. It is advantageous to use a motor rather than an engine for a variety of reasons, including reduced noise and vibration. Most first-time electric vehicle riders are pleasantly surprised by how serene and enjoyable the ride is (Stark, 2018). And to top it all off, the electric drivetrain occupies only a fraction of the vehicle's overall footprint, providing for greater interior room and storage.

When the car is in neutral (for example, when travelling downhill), the motor converts the kinetic energy it generates into electric energy, which can then be stored in the battery or used to power other devices. When the car slows down, the same energy-saving principle is applied, earning the moniker "regenerative braking system" from the term "regenerative energy." Some Hyundai Motor Group electric vehicles are equipped with paddle shifters on their steering wheels, which allow drivers to change the amount of regenerative braking they apply to improve fuel efficiency while also adding a fun aspect to the driving experience.

In the sense that it successfully transfers the motor's power to the wheel, the reducer can be considered a transmission. This is considered a reduction, however, since the motor's revolutions per minute (RPM) is significantly greater in comparison to that of an internal combustion engine, and the reducer must always lower the engine's RPM to an adequate level in order for the engine to function properly (Breck, 2019). In order to make use of the greater torque, the EV powertrain must operate at a lower revolution per minute (RPM).

The fuel tank of an internal combustion engine is equivalent to the ability to store electrical energy provided by a battery. Typically, when it comes to deciding the maximum range of an electric car, the capacity of the battery is a significant component. Long-distance driving reduces the need for frequent pauses at charging stations, making it appear as if increasing the capacity is a logical choice in this case. Despite this, making a decision is not as straightforward as it appears because the size and weight of the battery have a considerable impact on the overall performance of the vehicle. Larger batteries require more space, which decreases energy efficiency and fuel economy, as well as the overall size of the vehicle. Having a small, lightweight battery that can store as much electric energy as possible is the most effective approach of maximizing performance and efficiency.

Because of recent improvements in battery technology, the most recent electric vehicles have a significant advantage over earlier models in terms of battery density and range compared to their predecessors. In the case of the Kia Soul Booster EV, for example, a 64-kWh lithium-ion battery provides a range of up to 386 kilometers at its maximum capacity (according to Korean certification standards). Under normal operating conditions, the Soul Booster EV's battery now has the potential to last the whole vehicle's lifespan. Know that the lithium-ion batteries used in electric cars (EVs) have a lifespan that varies depending on how they are charged in order to better understand the situation. A 1,000-charge battery is possible if the charging pattern is such that the battery is completely exhausted and then fully recharged; a half-charge (50 percent) battery is possible and the battery can be used for 5,000 charges if one-fifth (20 percent) of the battery is used and then fully recharged; and a full-charge battery is possible but not recommended (Reinhardt, 2019). Using the Soul Booster EV for 77 kilometers per day and charging it every night, the battery can last for up to 8,000 days, which is 20 percent of the maximum driving distance (22 years).

The Battery Management System (BMS) is in charge of the management of the battery's many cells, which allows them to work as a single unit under certain conditions. It is possible to have tens of thousands of mini-cell batteries in an electric car, and each one must be in a similar condition of health in order to achieve the best battery life and performance.

Some battery management systems (BMS) can be linked into the Electric Power Control Unit (EPC), but this is not always the case (EPCU). The BMS makes use of a relay mechanism (the conditional method for opening and closing other circuits) to automatically change the power state of a malfunctioning cell (from on to off).

Lower temperatures have an adverse effect on the battery's charging capacity and speed. This heater prevents seasonal performance reductions and ensures that the vehicle's maximum operating distance is maintained. While the battery is charging, the system continues to function, ensuring that the charge is as efficient as it possibly can be.

The On-board Charger (OBC) converts alternating current (AC) from slow chargers or portable chargers used in the home to direct current (DC) via a transformer (DC). Although the OBC appears to be similar in appearance to a regular inverter, the OBC's major function is charging, whereas the inverter's primary function is accelerating and decelerating the car. Another point to mention is that with fast charging, the OBC isn't necessary because fast chargers already provide electricity in direct current.

Stakeholder engagement

Vehicles powered by electric power

Electric bicycles

• Public Charging Network

• Public Education and Outreach

References

Ortar, N., & Ryghaug, M. (2019). Should all cars be electric by 2025? The electric car debate in Europe. Sustainability, 11(7), 1868.

Finn, P., Fitzpatrick, C., & Connolly, D. (2012). Demand side management of electric car charging: Benefits for consumer and grid. Energy, 42(1), 358-363.

Helmers, E., Dietz, J., & Hartard, S. (2017). Electric car life cycle assessment based on real-world mileage and the electric conversion scenario. The International Journal of Life Cycle Assessment, 22(1), 15-30.