[Stoves] solar cooker response (changing thread name)

[Michael N Trevor]

Google induction hot plate for a statrt there are lots price relability and
quallity  then come into play.

On Tue, Jun 13, 2017 at 7:35 AM, Crispin Pemberton-Pigott <
crispinpigott at outlook.com> wrote:

> Dear Andrew
>
> There are two kinds of induction heater that I have seen at the bottom of
> the market: single and double plates. The double one has a high power
> (often 1000-1100 W) and a 700 W one. Both plates on is about ten amps.
>
> ‎The efficiency of the single plate units is 88-92%. That is much higher
> than an electric hot plate.
>
> So running the big plate for 30 minutes is 0.5 kWh. 500 Watt-hours. That
> is roughly a quarter of a regular car battery (1800 Wh). Is that reasonable?
>
> A large car battery can store about 4.8 kWh. It is fine for cooking, but
> not heating water.
>
> Regards
> Crispin
>
>
>
>
> On 12 June 2017 at 18:42, Roger Samson <rogerenroute at yahoo.ca> wrote:
> > Yes solar thermal cooking is not very popular unless you are in fuel
> short and dry environment. I worked in central China (Gansu) and they had
> the leading program in the world at the time but it was still mainly used
> for boiling potatoes and drinking water. The locals still cooked their
> noodles and sauces on biomass stoves. Biomass stoves remained their primary
> stove with solar cookers a secondary appliance.
>
>
> I have no experience of solar cooking but can understand this in that
> cooking fits into a routine, so lighting the stove and cooking the
> meal or heating a drink will be almost automatic to the cook and
> having to decide whether to deploy the solar cooker  would need a bit
> more consideration. Whereas Anand's solar drying use would be pre
> planned and less subject to the vagaries of sunshine at any one
> moment.
>
>
> >
> > If you look at the numbers its electrical cooking fueled by solar panels
> that looks like its going to get very cheap. In terms of  convenience and
> safety it doesnt get better than electrical cooking. I think it will
> largely replace gas stoves in the future.
>
> Have you access to any of these numbers? Following on from some of
> Nikhil's exhortations to use induction hobs I purchase a simple single
> pot one. I am impressed, it heats up very quickly for a stir fry and
> if I were a better organised cook I could boil rice and set it to
> finish in a haybox, stir fry some vegetables and then add some pre
> cooked beans and have a meal on the table for four in 30 minutes.
>
> The question is how much electricity is used and what sized battery
> bank I would need to store it?
>
> I will try to remember to use a watthour meter soon unless you have
> already got figures.
>
> I aslo wonder how a 900W microwave compares if it is only heating for
> a few minutes.
>
> Andrew
>
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