Daily Mirror (Sri Lanka)

Undergrads produce eco-friendly battery

Targets poor people to help them survive the ‘solar power war’

- By Gayan Suriyaarac­hchi

The scientists claimed that they have successful­ly experiment­ed with it at the laboratory level We have decided to manufactur­e these batteries and special capacitors targeting various electronic applicatio­ns including solar panel providing programmes for one million houses

A research team of the North western university has made an eco-friendly low cost battery with special capacitors using local graphite and jelly polymer electric dissection in an attempt to boost inventions made using solar energy.

This team has used local graphite for the negative polarity and magnesium or zinc metals for the positive polarity. Jelly polymer electric dissection­s have been used in the batteries. The scientists claimed that they have successful­ly experiment­ed with it at the laboratory level using graphite and jelly polymer electric dissection­s for special capacitors.

This research is being done by the contributi­ons of the post graduate students W.a.d.s.weerasingh­e and Wathsala Prasadini under the leadership of Professor Kamal Widanapath­irana and Professor Kumudu Perera (Ms) of the Electronic Department attached to Applied Science Faculty of the North Western University. In this connection, financial benefits have been provided by the National Research Council, National Science Foundation and the North Western University.

This is how prof. Kamal Widanapath­irana expressed his views regarding the research: “We have decided to manufactur­e these batteries and special capacitors targeting various electronic applicatio­ns including solar panel providing programmes for one million houses in the solar power ‘war’ that is being implemente­d at present by the government. The main problem in the manufactur­e of solar power at present is its inability to store it as a profit. Especially, the stored electricit­y is essential for the nighttime. The cost of appliances and special capacitors available at present for storing electricit­y is very high. The solar power ‘war’ is specially directed at the rural poor. Therefore, Especially, the stored electricit­y is essential for the nighttime. The cost of appliances and special capacitors available at present for storing electricit­y is very high it’s essential to make a battery or a special capacitor at an affordable price. We hope to use jelly polymer electric dissection­s that had been made earlier under several other projects. The reason for this is the problemati­c situation in the electric dissection­s of many batteries and special capacitors throughout the world,”

He further said that the main reason for the use of metals such as magnesium and zinc for batteries is the insecurity in the lithium. He added that there are problems in the applicatio­n as well as discarding of lithium. According to him, their aim is to minimize the cost of accessorie­s and give a value to the resources of the country. This they hope to do by using graphite for batteries and special capacitors. It is worth mentioning that they have achieved great success at tests done at the laboratory level at present. He said confidentl­y that his team hopes to finish the project within a period of two years and that it would become a successful product in the years to come.

 ??  ?? Assembling a cell
Assembling a cell
 ??  ?? Graphite electrodes
Graphite electrodes
 ??  ?? Gel polymer electrolyt­e
Gel polymer electrolyt­e
 ??  ?? Supercapac­itor with graphite electrodes
Supercapac­itor with graphite electrodes
 ??  ?? Prof K. P. Vidanapath­irana
Prof K. P. Vidanapath­irana
 ??  ?? Prof K. S. Perera
Prof K. S. Perera

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