CBSE Science Fair Exhibition Project, “Algae Powered Lithium Oxygen Battery” Theme “Natural Resource & their Conservation” for Class 9, Class 10 and 12

Project Name : Algae Powered Lithium Oxygen Battery

Theme Name : Natural Resource & their Conservation

Aim: Algae which is fastest growing plant organism in nature has the ability to convert large amount of Carbon Dioxide to Oxygen. The oxygen will be used to recharge lithium oxygen battery which can serve energy requirement.

Scientific Principle: Algae forms the base of aquatic food chain. It grows much faster than plants and it does not require any cellulose support system as leaves, stem, trunk, roots. Algae needs Carbon Dioxide for photosynthesis. It absorbs equivalent amount of Carbon Dioxide from atmosphere in a year as a tree does in its life span. The Oxygen released during this process will be used to recharge lithium oxygen battery which can be used to fulfilling energy needs (car battery
street lamp etc.) The extra algae can be used in bio-diesel plant to generate bio diesel.

Material used: Glass enclosure (KIPPS apparatus) with algae enriched water, suction pump (to suck air containing Carbon Dioxide), rechargeable lithium oxygen be used in bio-diesel plant to generate bio diesel.

Working: It has been found that algae can triple or quadriple their bio mass every day. This rapid growth means that the Carbon Dioxide absorbing capacity of algae is immense which can be used to produce Oxygen. 100 Kg bio-mass of algae can produce 2000 Liter of Oxygen per day, which when pumped into Lithium Oxygen; can recharge it forming Lithium-Oxide continuously. Energy released during the process can be used to fulfill various energy needs.

Utility and Further Scope: Proper utilization of algae will be futuristic solution to the problem of global warming, carbon dioxide emission, energy requirement, rising cost of petrol. This apparatus has got the ability to act at a sponge and absorb tons of carbon dioxide from the atmosphere it will then convert it to Oxygen which will charge the battery.

This clean energy has the potential to become more efficient that solar power. Around 70% of oxygen on earth is produced by algae. It can be incorporated in algae powered buildings, where in algae will be used to satisfy all the electrical needs of the building. Later extra algae can be used to produce bio-diesel.

Name of the School: Hansraj Model School, Punjabi Bagh, New Delhi.

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