NEED STATEMENT

In a classroom, several whiteboards are mounted on walls or on stands. Design a solution to clean the whiteboard surfaces automatically.

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3.1 QUESTION AND ANSWER

Sl. No.	Question	Answer	Objective	Constraint	Function
1	Do you need an automatic or a semi-automatic cleaner?	Semi-automatic	✔️
2	What sized whiteboard must the cleaner clean?	2ft.X2ft.		✔️
3	What is the deadline to exhibit the cleaner?	last week of Feb. 2023		✔️
4	What power source do you intend to employ?	Battery supply		✔️
5	How long is the cleaner supposed to work at a stretch?	atleast 4 hours		✔️
6	Should the cleaner possess the ability to select the portion of the board to be cleant?	Yes			✔️
7	Should the scrubber be of a particular colour? If yes, specify.	It must possess modular colours	✔️
8	Do you intend to receive a task-completion acknowledgement?	Yes			✔️
9	What form of task-completion message do you expect?	An alarm sound			✔️
10	What time should the cleaner take to clean the entire board at once?	within 10 seconds		✔️
11	Should the cleaner be portable or fixed to one board entirely?	Portable	✔️
12	Any specifications on the type of material, the cleaner be made of?	No specific material, should possess high-grade quality	✔️
13	Do you intend to specify the weight of the cleaner?	As light as possible	✔️
14	How efficient do you want the cleaner to perform?	Highly efficient and less power consuming	✔️
15	What processes do you want to be indicated using indicators?	The start, while cleaning and after completion			✔️
16	What budget is allocated for this cleaner?	Not specified, but, cost efficient	✔️
17	How simple should the cleaner be to use?	User-friendly	✔️
18	Should it contain a spraying unit?			✔️

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3.2 IDENTIFY CLIENT'S OBJECTIVES

Sl. No.	Objectives
1	Semi-automatic
2	Modular colours
3	Portable
4	High-graded material
5	Light Weight
6	Less power consuming
7	Cost efficient
8	User-friendly
9	Safety

PROBLEM DEFINITION VERSION 1.1

Design a whiteboard cleaning bot that is semi-automatic, portable, low-power, user-friendly, economical, safe to operate, and built of high-grade material with eye-catching modular colours and light in weight.

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3.3 IDENTIFY CONSTRAINTS

Sl. No.	Constraints
1	2ft.x2ft. board size
2	Deadline- last week of Feb. 2023
3	Battery driven
4	Atleast work continuously for 4 hours
5	The board to be cleant within 10 seconds

PROBLEM DEFINITION VERSION 1.2

Design a whiteboard cleaning bot that is semi-automatic, portable, low-power, user-friendly, economical, and built of high-grade material with eye-catching modular colours and light in weight. The cleaner must be ready by the last week of February 2023, clean a board of 2 feet by 2 feet, run on battery power for at least 4 hours, and clean the entire board in 10 seconds at a time.

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3.4 ESTABLISH AND FUNCTIONS

Sl. No.	Functions
1	Selectivity of portion
2	Acknowledgement after completing each step
3	Task completion prompts in the form of alarm/buzzers
4	Clean the board
5	Dispense cleaning liquid to wipe the board

PROBLEM DEFINITION VERSION 1.3

Design a whiteboard cleaning bot that is semi-automatic, portable, low-power, user-friendly, economical, safe to operate and built of high-grade material with eye-catching modular colours and light in weight. The cleaner must be ready by the last week of February 2023, clean a board of 2 feet by 2 feet, run on battery power for at least 4 hours, and clean the entire board in 10 seconds at a time. The cleaner must include a provision to choose a specific area of the board to be cleaned, a liquid dispenser to clean and must use alarms or buzzers to signal the completion of each phase from beginning to conclusion.

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