3.problem definition - N-div-2026-27-Odd/Repo-03 GitHub Wiki
NEED STATEMENT
"To design and develop an automated robotic system that reliably performs daily puja rituals for individuals unable to do so manually."
3.1 QUESTION AND ANSWER
| No. | Questions | Answers | Objective/Constraint/Function |
|---|---|---|---|
| 1 | How will the machine perform the aarti ritual? | Rotate the aarti lamp in a continuous circular path. | Function |
| 2 | How will the machine handle the flower offering? | Store flower petals and dispense them onto the altar. | Function |
| 3 | How will the machine provide devotional chanting? | Play devotional mantras as audio output. | Function |
| 4 | How will the machine produce temple bell sounds? | Ring a physical temple bell continuously during the ritual. | Function |
| 5 | How will the machine support the lamp during movement? | Hold the lamp securely along the moving path. | Function |
| 6 | How will the user initiate the pooja sequence? | Read a start command from the user control interface. | Function |
| 7 | How will the machine end the ritual automatically? | Stop the sequence automatically after a set time duration. | Function |
| 8 | How will the user know the pooja cycle is finished? | Indicate process completion visually or audibly. | Function |
| 9 | How will the machine coordinate all ritual actions? | Regulate and synchronize the timing of all subsystems. | Function |
| 10 | How will the machine control the release of flowers? | Open and close the flower dispensing gate at set intervals. | Function |
| 11 | How can we make the machine fast and easy to build? | Maximize simplicity in manufacturing and assembly. | Objective |
| 12 | How can we protect the user and machine from the open flame? | Maximize fire and thermal safety during operation. | Objective |
| 13 | How can we prevent the flower dispenser or moving parts from jamming? | Minimize mechanical jamming and component wear. | Objective |
| 14 | How will the machine stay balanced without shaking or tipping? | Maximize structural stability during motion. | Objective |
| 15 | How can we make the machine simple for elderly users to use? | Maximize ease of use and refilling. | Objective |
| 16 | What is the maximum budget allowed for building the machine? | The total manufacturing cost must not exceed Rs. 4,000. | Constraint |
| 17 | What materials must be used near the open diya flame? | Parts within 5 cm of the flame must be made of non-flammable metal. | Constraint |
| 18 | What is the maximum weight limit for safe mounting and handling? | The total weight of the machine must not exceed 5 kg. | Constraint |
| 19 | What is the maximum size limit so it fits on a standard home altar? | Overall dimensions must fit within 50 cm x 40 cm x 30 cm. | Constraint |
| 20 | What power supply is required for safe household operation? | The system must operate on safe low-voltage DC power (5V to 12V). | Constraint |
3.2 BASIC SURVEY AND REQUIREMENTS
| Sl.No | Observation from Surveys | Requirements |
|---|---|---|
| 1. | Ritual synchronization | The machine must synchronize the aarti, flower dispensing, and bell ringing with the mantras. |
| 2. | Heat and fire safety | Components holding or moving the lit lamp must be strictly heat-resistant and non-flammable. |
| 3. | Cost | The machine should be built within a budget of Rs 4000. |
| 4. | Ease of use | The interface must be simple enough for elderly users to operate without technical assistance. |
| 5. | Maintenance and cleaning | The flower dispenser and aarti thali must be easily detachable for daily cleaning. |
3.3 IDENTIFYING CLIENT'S OBJECTIVES
| Sl.No | Objectives |
|---|---|
| 01 | Ease of Assembly |
| 02 | Safety |
| 03 | Reliability |
| 04 | Stability |
| 05 | User-Friendly Operation |
Problem Definition Version 1.1
To design a semi-automatic puja machine that is fast and easy to assemble, thermally safe during operation, mechanically reliable without jamming, structurally stable without tipping, and user-friendly for elderly users to operate and refill.
3.4 IDENTIFY CONSTRAINTS
| Sl.No | Constraints |
|---|---|
| 01 | Maximum Cost: Total manufacturing budget must not exceed Rs. 4,000. |
| 02 | Material Restriction: The lamp holder and parts within 5 cm of the flame must be made of non-flammable metal (such as brass or steel). |
| 03 | Maximum Weight: Total weight of the machine must not exceed 5 kg so it can be safely mounted on a wall or placed on a shelf. |
| 04 | Size / Footprint Limit: Overall dimensions must fit within a 50 cm x 40 cm x 30 cm space suitable for a standard home altar. |
| 05 | Power Supply Limit: The system must operate on safe low-voltage DC power (5V to 12V) using a standard adapter or battery. |
PROBLEM DEFINITON VERSION 1.2
To design an easy-to-assemble, thermally safe, mechanically reliable, structurally stable, and user-friendly semi-automatic puja machine within a maximum budget of Rs. 4,000, weighing under 5 kg, fitting within 50 cm x 40 cm x 30 cm dimensions, using non-flammable metal near the flame, and operating on safe 5V to 12V low-voltage DC power.
3.5 Establish Functions
| Sl.No | Functions |
|---|---|
| 01 | Rotate the aarti lamp in a continuous circular path. |
| 02 | Dispense flower petals onto the altar during the ritual. |
| 03 | Ring the temple bell continuously during the puja. |
| 04 | Play devotional mantras as audio output. |
| 05 | Regulate the puja sequence via user start/stop controls and status indicators. |
Problem Definition Version 1.3
To design an easy-to-assemble, thermally safe, mechanically reliable, structurally stable, and user-friendly semi-automatic puja machine within a budget of Rs. 4,000, weighing under 5 kg, fitting within 50 cm x 40 cm x 30 cm, using non-flammable metal near the flame, and running on 5V to 12V DC power. The system must rotate the aarti lamp in a continuous circular path, dispense flower petals onto the altar, ring the temple bell continuously, play devotional mantras as audio output, and regulate the puja sequence via user start/stop controls and status indicators.