Sabtu, 13 Desember 2014

IPTEK DAN PENGOLAHAN SAMPAH - HOW TO CHANGE GARBAGE INTO ENERGY


Garbage is a problem in big cities around the world . Particularly in Indonesia such as large amounts of waste in the streets . Not to mention the conflict between the government and citizens , which are located into landfills.

In developed countries such as Denmark , Switzerland, USA and France . They have to maximize the sewage treatment process . Not only conquer the stench, but has changed the garbage into electrical energy . Specifically in Denmark 54 % of the waste is converted into electrical energy .

Processing to change garbage into an energy is easy , here's how to change it :

1. Garbage burned to produce heat ( thermal conversion process )

2. Heat from the combustion is used to convert water into steam with the help of the boiler

3. The high-pressure steam is used to rotate the turbine blades

4. The turbine connected to a generator with the help of the shaft

5. The generator generates electricity and the electricity goes to the houses or to the factory .

Thermal Conversion Process

Thermal conversion process can be accomplished in several ways , namely incineration , pyrolysis , and gasification . Incineration is essentially the process of oxidation of organic materials into inorganic materials . The process itself is a rapid oxidation reaction between the organic material with oxygen .

Garbage from garbage trucks unloaded and moved to inserator . In inserator the garbage is burned . The heat generated from the combustion is used to convert water into high pressure steam . Steam from the boiler directly to the turbine .

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