5. Concept Selection - N-Division-2020-2021-even/Repo-01 GitHub Wiki

A) Weightages Assigned To Objectives:

Objectives	Weightage
Safety	10
Ease of use	7
Portability	6
Process time	6
Efficiency of wiping material	7

B) PUGH Chart:

Objectives	Weightage	Design 1	Design 2	Design 3	Design 4
Safety	10	-	-	Datum	-
Ease of use	7	0	+	Datum	0
Portability	6	-	0	Datum	0
Process time	6	-	+	Datum	-
Efficiency of wiping material	7	-	0	Datum	+
Score(+)		0	13	0	7
Score (-)		29	10	0	16
Total		-29	3	0	9

C) Justification:

Design No.	Objective	Score Allocated	Justification for the Score
1	Safety	-10	More moving parts
	Ease of Use	0	-
	Portability	-6	Difficulty in handling due to larger size
	Process time	-6	More steps for wiping
	Efficiency of wiping material	-7	More steps for wiping / Small wiping material
2	Safety	-10	More usage of motors on the screen
	Ease of Use	7
	Portability	0	Detachable clips
	Process time	6	Funtion by two arms
	Efficiency of wiping material	0	-
3	Safety	Datum	Datum
	Ease of Use	Datum	Datum
	Portability	Datum	Datum
	Proces time	Datum	Datum
	Efficiency of wiping material	Datum	Datum
4	Safety	-10
	Ease of Use	0	-
	Portability	0	-
	Process time	-6	Wiping material doesn't absorb dirt easily
	Efficiency of wiping material	7	Wiping material lasts long as less friction is involved

D) Selected Concept:

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