Solar Power isn't Feasible!

Solar Power isn't Feasible!
This cartoon was on the cover of the book "SolarGas" by David Hoye. It echoes the Sharp Solar slogan "Last time I checked nobody owned the sun!"

Thursday, March 6, 2008

Time and money: neglected dimensions of water heating among the urban poor

How much money do the people in Darb El Ahmar and Manshiyat Nasser spend on hot water systems?

Average: 442.32 LE
Median: 400 LE
Max: 2000 LE (for a butagas stove, serves multiple purposes)
Min: 0 LE (for the Kanoon campfire)


How much TIME do the people in Darb El Ahmar and Manshiyat Nasser spend heating water for bathing?

Average: 34.25 minutes
Median: 30 minutes
Max: 180 minutes (for a large family)
Min: 1 minute (for an instant on gas heater)

Breakdown by community:

Zabaleen:

How much money do the people in Manshiyat Nasser spend on hot water systems?

Average: 531.55 LE
Median: 500 LE
Max: 2000 LE (for a butagas stove, serves multiple purposes)
Min: 0 LE (for the Kanoon campfire)

How much TIME do the people in Manshiyat Nasser spend preparing hot water for bathing?

Average: 39.48 minutes
Median: 30 minutes
Max: 180 minutes (for a large family)
Min: 1 minute (for an instant on gas heater)


Darb El Ahmar:

How much MONEY do the people in Manshiyat Nasser spend on hot water systems?

Average: 347.42 LE
Median: 350 LE
Max: 850 LE (for a butagas stove, serves multiple purposes)
Min: 5 LE (for the Kanoon campfire)

How much TIME do the people in Manshiyat Nasser spend preparing hot water for bathing?

Average: 29 minutes
Median: 30 minutes
Max: 180 minutes (for a large family)
Min: 1 minute (for an instant on gas heater)


Specific heaters:

Electric

Average cost: 467.28 LE
Median cost: 450 LE
Maximum cost: 1500 LE
Minimum cost: 30 LE

Average time: 45.42 min
Median time: 30 min
Max time: 120 min
Min time: 1 min (same respondents report leaving on all the time)

Gas

Average cost: 420.64 LE
Median cost: 362.50 LE LE
Maximum cost: 1000 LE
Minimum cost: 150 LE

Average time: 6.43 minutes
Median time: 5 minutes
Max: 30 minutes
Min: 1 minute

Stove:

Average cost: 516.25 LE
Median cost: 400 LE
Max cost: 2000 LE
Min cost: 20 LE

Average time spent preparing hot water: 28 minutes
Median time spent preparng hot water: 30 minutes
Max time: 180 minutes
Min time: 2 minutes

One-eye Portable Stove:

Average cost: 215. 41 LE
Median cost: 200 LE
Max cost: 800 LE
min cost: 15 LE

Average time: 43 min
Median time: 30 min
Max time: 120 min
Min time: 3 min

Hamil:

Average cost: 197.11 LE
Median cost: 200 LE
Max cost: 500 LE
Min cost: 50 LE

Average time: 24.81 min
Median time: 30 min
Max time: 60 min
Min time: 5 min

Babur:

Average cost: 46 LE
Median cost: 30 LE
Max cost: 150 LE
Min cost: 5 LE

Average time: 20.72 min
Median time: 20 min
Max time: 30 min
Min time: 3 min


No comments: