3.CONCEPT GENERATION AND PRODUCT ARCHITECTURE

ESTABLISHING FUNCTIONS

Table 5:List of Identified Functions

Sl.no	Functions from Designer perspective
1.	Open chess board
2.	Set time
3.	Begin time
4.	Begin game
5.	Select square
6.	Activate motor
7.	Positioning pieces
8.	Direct chess pieces
9.	Locate chess pieces
10.	Movement of chess pieces
11.	Hitting opponent's pieces
12.	Continue game
13.	End Game
14.	Display winner
15.	Display time
16.	Reset time

Function Tree

Morphological Chart

Concept selection

Generated Concepts Design

Design 1:

INFORMATION

1.This consists of 7 segment display winner and time is displayed by a digital timer.

2.The movements are displayed by small incandescent lights.

3.Its power source is electricity and needs connector.

4.Has dimensions of 50cm(length) 50cm(breadth) 10cm(height).

5.Has a reset button to reset the game.

6.Uses Servo motor for chess piece movements.

7.Body is made of plastic and weights 1kg.

Design 2:

INFORMATION

1.This design uses digital electronic boards for display winner and time is displayed by inbuilt stopwatch.

2.The movements of chess pieces are not shown.

3.Its power source is solar cells.

4.Box is made of steel and has a weight of 2kg.

5.Has dimensions of 45cm(length) and 45cm(breadth) and 15cm(height).

6.Does not have reset button, ON button and OFF button.

7.Uses BLDC motors for movements of pieces.

Design 3:

INFORMATION

1.Uses Dot matrix to display winner and time is displayed by a normal clock which has an alarm.

2.LED light for start/stop button and movements are not shown.

3.Foldable stands to lift the board to sufficient height.

4.Uses button cells as power source.

5.Has dimension of 60cm(length) and 60cm(breadth) and 15cm(height).

6.Uses AC/DC brushed motors for chess pieces movements.

7.Body is made of plywood box and steel stands and weights 1kg.

Design 4:

INFORMATION

1.Uses LED screen to display winner and time is displayed by a chess clock which is kept beside the machine.

2.Has a start/stop button for the game and reset button for timer and movements are shown by LED lights.

3.Made as box and have to be kept on table.

4.Uses electricity as power source.

5.Has dimension of 40cm(length) and 40cm(breadth) and 18cm(thickness).

6.Uses stepper motors for movement of chess pieces.

7.Body is made of wooden box and weights 1kg.

Product architecture

Functional Clustering

Subsystem List

SL.No.	Subsystem
1	Display unit
2	User Input unit
3	Control unit
4	Interface unit
5	Sensing unit

Interaction Details

Subsystem 1	Subsystem 2	Subsystem 3	Subsystem 4	Subsystem 5
Energy	YES	-	YES	YES
Data	-	YES	YES	YES
Material	YES	YES	YES	YES

Subsystem 2	Subsystem 1	Subsystem 3	Subsystem 4	Subsystem 5
Energy	-	YES	YES	-
Data	YES	-	-	-
Material	YES	-	YES	YES

Subsystem 3	Subsystem 1	Subsystem 2	Subsystem 4	Subsystem 5
Energy	YES	YES	YES	-
Data	YES	YES	YES	YES
Material	-	YES	YES	YES

Subsystem 4	Subsystem 1	Subsystem 2	Subsystem 3	Subsystem 5
Energy	YES	-	-	-
Data	YES	YES	YES	YES
Material	YES	-	YES	-

Subsystem 5	Subsystem 1	Subsystem 2	Subsystem 3	Subsystem 4
Energy	YES	YES	YES	YES
Data	YES	YES	YES	YES
Material	-	YES	-	YES