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improved biomass cooking stove for household use - (PDF, 101 mb ...

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commercial ones. In addition, the application of the internal mold has<br />

greatly <strong>improved</strong> the precision necessary to control the critical internal<br />

dimensions. This method was found to be superior'to the traditional one<br />

using an external mold which hardly conLrolled the internal dimensions.<br />

6. The production cost of the <strong>improved</strong> models as described in (2) above<br />

presently is approximately 2.5 times more than the cost of he poorer quality<br />

commercial models. Howevdr, when compared with top quality charcoal bucket<br />

<strong>stove</strong>s sold in the market, the <strong>improved</strong> models' cost is 25 - 30% lower.<br />

There<strong>for</strong>e, in long-term commercial production, the <strong>improved</strong> models will be<br />

competitive when production increases and more <strong>improved</strong> <strong>stove</strong>s reach the<br />

market.<br />

7. So far, nine <strong>improved</strong> <strong>stove</strong> promotion and training programs have been<br />

carried out among villagers at various places around the country. The<br />

reception <strong>for</strong> the charcoal bucket and the non-chimney wood <strong>stove</strong>s was very<br />

gdod, while the good reception of the rice husk chimneyed <strong>stove</strong> was limited<br />

to a few localities where only rice husk is available. The chimneyed wood<br />

and non-chimneyed rice husk <strong>stove</strong> are of less interest to rural <strong>use</strong>rs than the<br />

charcoal bucket and the non-chimneyed wood and the rice husk chimneyed <strong>stove</strong>.<br />

It is believed that with good follow-up and promotional ef<strong>for</strong>t, some of the<br />

<strong>improved</strong> developed models will withstand harsh <strong>use</strong> and serve <strong>use</strong>rs well in<br />

rural kitchens. However, these long-term results are yet to be seen.<br />

8. Beca<strong>use</strong> of time constraints, the project had a limited time to approach<br />

manufacturers on a large scale. However, among a few large manufacturers in<br />

the Central area, the response to the idea of mass production of the<br />

developed models was not enthusiastic. This lack of enthusiasm is perhaps<br />

a result of <strong>stove</strong> manufacturers being accustomed to the production of their<br />

rough products and being reluctant to manufacture <strong>stove</strong>s with which they have<br />

little or no experience. Moreover, they probably want to see the market <strong>for</strong><br />

high quality, efficient <strong>stove</strong>s develop first be<strong>for</strong>e committing their resources<br />

to their production. There<strong>for</strong>e, more time and more education are needed <strong>for</strong><br />

them to change their attitude and adapt their production techniques.<br />

14

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