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3.PROBLEM DEFINATION

Manoj-U2026 edited this page Oct 9, 2026 · 1 revision

Need statement

A fire detection bot is needed to detect fire automatically and alert people quickly. It should be small, lightweight, movable, and easy to use. The bot should use a fire sensor to detect fire and turn on a buzzer or LED light to give an alert. It should run on a battery, weigh less than 2 kg, and cost around ₹4,000. It should be safe, easy to maintain, and suitable for homes, offices, and laboratories.

3.1 QUESTION AND ANSWERS

No. Questions Answers
1 Should the bot work automatically or manually? The bot should work automatically.
2 Should the bot be fixed or movable? The bot should be movable.
3 What should be the maximum weight of the bot? It should weigh less than 2 kg.
4 What should be the size of the bot? It should be small and easy to handle.
5 How should the bot detect fire? It should use a fire sensor.
6 Should the bot give an alert when fire is detected? Yes, it should give an alarm.
7 Should the bot be easy to use? Yes, it should be user-friendly.
8 What should happen when the bot detects fire? It should turn on a buzzer or LED.
9 Should the bot work using a battery? Yes, it should use a battery for power.
10 Where should the bot be used? It should be suitable for homes, offices and laboratories.
11 Should the bot detect fire from a distance? Yes, it should detect fire within the sensor's working range.
12 What should be the cost of the bot? It should be made within a low budget, around ₹4,000.
13 Should the bot be safe to handle? Yes, it should be safe and easy to handle.
14 What should the bot do if the battery is low? It should give a low-battery indication if provided.
15 Should the bot be easy to maintain? Yes, its parts should be easy to check and replace.

3.2 BASIC SURVEY AND REQUIREMENTS

No. Survey Questions Answers
1 Is a fire detection bot needed? Yes, to detect fire early.
2 Should it work automatically? Yes.
3 Where will it be used? Homes, offices, and laboratories.
4 How will it detect fire? Using a fire sensor.
5 How will it alert people? Using a buzzer or LED.
6 Should it move? Yes, it should be movable.
7 What power source will it use? A battery.
8 What should its maximum weight be? Less than 2 kg.
9 What is the expected cost? Around ₹4,000.
10 Should it be easy to maintain? Yes.

3.3 Identify the clients objectives

No. Objectives Description
1 Detect Fire To detect fire using a fire sensor.
2 Give Alerts To alert people using a buzzer or LED when fire is detected.
3 Work Automatically To detect fire and give alerts without manual control.
4 Easy Movement To make the bot movable so it can be used in different places.
5 Battery Powered To operate the bot using a battery.
6 Lightweight Design To keep the bot's weight below 2 kg.
7 Low Cost To build the bot within a budget of around ₹4,000.
8 User-Friendly To make the bot simple and easy to use.
9 Easy Maintenance To make the parts easy to check, repair, and replace.
10 Improve Safety To help people identify fire early and respond quickly.

3.4 Identify the constraints

No. Constraints Description
1 Budget Limit The total cost of the bot should be around ₹4,000.
2 Weight Limit The bot should weigh less than 2 kg.
3 Size Limit The bot should be small and easy to carry.
4 Battery Life The bot can work only as long as the battery has enough power.
5 Sensor Range The bot can detect flames only within the sensor's effective range.
6 Detection Accuracy The sensor may give false alarms or miss some fires.
7 Movement The bot may not move properly on rough or uneven surfaces.
8 Environmental Conditions Smoke, dust, lighting, and heat may affect sensor performance.
9 Maintenance The sensor, battery, and other parts need regular checking.
10 Safety The bot must be tested carefully and should not replace certified fire alarms.

3.5 Identify the functions

No. Function Description
1 Fire Detection Detects flames using a fire sensor.
2 Alert System Turns on a buzzer or LED when fire is detected.
3 Automatic Operation Detects fire and gives an alert without manual control.
4 Movement Control Controls the motors and wheels to move the bot.
5 Sensor Monitoring Continuously checks for fire within the sensor's effective range.
6 Power Supply Uses a battery to provide power to the bot.
7 Low-Battery Warning Gives a warning when the battery is low, if this feature is included.
8 On/Off Control Allows the user to switch the bot on or off.
9 Status Indication Uses an LED to show the bot's operating or alert status.
10 Maintenance Allows easy checking, repair, and replacement of parts.

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