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LifeLine- Our Project

LifeLine- the future of saving lives in natural disasters!

The skyline of Medan

We decided Medan in Indonesia would be the best option for a community that could be helped. This is because it is plagued with natural disasters, particularly earthquakes, the most recent measuring 6.1 on the Richter scale, and due to Medan’s location it may be hit with even bigger earthquakes in the near future.Then, when researching a problem to solve, we found a study which noted that most deaths occur from buildings collapsing on top of civilians, particularly in developing areas such as Medan (where the infrastructure of the city is poor and buildings collapse easily). However, most of these deaths resulted from when people were stuck under rubble and did not get found for long periods of time, not from the force of the blow.

We realized that as there was no economical way to replace buildings so they didn't collapse, exisiting architechtural solutions couldn't be applied in Medan for the time being.

 

Therefore, we had to think of a short term solution which located people under rubble which is as follows:

An indestructible box would be placed on the top floor of buildings, so when the building collapsed, it would fall and ‘sense’ the earthquake, then send a radiowave out to the wristbands people wore.On receiving the transmission, the wristbands would switch on to full power and send a wave back to the box of their area,which would now have all the information of the user.Things like the identity and pulse of the user could all be included, and also the rough location of the person,told by which black box the user’s information came from,so which area the box was from.A helicopter would then fly over and pick up the radio waves from all the black boxes, and put everyone’s information onto a master computer .The Helicopter would then land, and serve as a base for search and rescue teams who could go out and  locate exactly the pre -identified people with homing devices. 

 

 

 

 

 

 

 

The Prototype

We have also developed a working prototype with open source resources such as an arduino and a third party made pulse sensor. We  send data such as the pulse reading wirelessly to a computer using radio waves. We have used a homing device made by Loc8tor to find exact location of the wristband. The wristband will obviously be a lot smaller and lighter,similar to the size of a Nike fuel band. The pulse would also be taken from under the wrist rather than from the fingertip

 

 

 

 

More Information

If you want to find out more about how FLL describe the project task, then please watch the short video to the right, where a First staff member explains more of it. 

Or alternatively click on the picture below to take you to the information!

Homing in on Carlos wearing the wristband!

Close up on our wristband prototype

Prototype, wirelessly sending pulse of user to a computer via radio waves!

World Festival Prototype Additions

For the World Festival we had more funding and time to devlop are prototype:

 

  • We made another wristband and now have a total of two.

  • We made the data collector, using a Raspberry Pi.  

  • We also made the Building Communicator with another Arduino and used a digital vibration sensor.

 

 

 

 

The Data Collector with its electronics shown and two wristbands

Building Communicator opened and the Data Collector

A quick video of our solution

© 2014 by Invicta FLL

 

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T: 01227 471513

M: +44 1227 471991

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