Archive:000/Crop residues - Revision history

Elie: Elie moved page Crop residues to Archive:000/Crop residues without leaving a redirect: Huge_refactor

2024-10-26T20:29:33Z

Elie moved page Crop residues to Archive:000/Crop residues without leaving a redirect: Huge_refactor

← Older revision	Revision as of 15:29, 26 October 2024
(No difference)

Elie at 04:29, 18 September 2024

2024-09-18T04:29:04Z

← Older revision		Revision as of 23:29, 17 September 2024
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	__NOTOC__		__NOTOC__
	==Examples==		==Examples==
	* banana leaves		* banana leaves & peels
	* peanut shells		* peanut shells
	* coconut shells		* coconut shells
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	\|How much of the fuel combustion heat becomes electricity		\|How much of the fuel combustion heat becomes electricity
	\|This applies to any power plant that runs on biomass, coal, nuclear fission, or in some cases natural gas. The fuel heats water which generates steam to drive a turbine that generates electricity.		\|This applies to any power plant that runs on biomass, coal, nuclear fission, or in some cases natural gas. The fuel heats water which generates steam to drive a turbine that generates electricity.
			}}
			{{dp
			\|fossil_fuels
			\|11596.92 Mtoe/year
			\|Total consumption of coal, oil, and natural gas (worldwide)
			\|Key World Energy Statistics 2020 (IEA report)<br />
			- page 47: World energy balance, 2018<br />
			- - Total Energy Supply (TES), first 4 columns combined
	}}		}}

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	\|dry_mass * fiber.energy_by_mass * power_plant.efficiency		\|dry_mass * fiber.energy_by_mass * power_plant.efficiency
	\|watts per capita		\|watts per capita
			}}


			Compared to fossil fuel consumption (status quo):
			{{calc
			\|crop_residues * fiber.energy_by_mass
			\|% fossil_fuels
	}}		}}

Elie at 19:04, 30 August 2024

2024-08-30T19:04:24Z

← Older revision		Revision as of 14:04, 30 August 2024
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	# If there's no other use, biomass waste can be composted back into the soil.		# If there's no other use, biomass waste can be composted back into the soil.

	3 and 4 are both ways to convert fiber into human-edible protein & calories. Help figure out which of these processes is more efficient overall. This page doesn't have enough information yet - join the {{~~talk~~}}.		3 and 4 are both ways to convert fiber into human-edible protein & calories. Help figure out which of these processes is more efficient overall. This page doesn't have enough information yet - join the {{tp2}}.

	==Supply==		==Supply==

Elie at 01:39, 18 October 2023

2023-10-18T01:39:56Z

← Older revision		Revision as of 20:39, 17 October 2023
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	Nearly every food crop has some parts that are too fibrous for people to eat. These are called '''crop residues''', also known as '''biomass waste.'''		Nearly every food crop has some parts that are too fibrous for people to eat. These are called '''crop residues''', also known as '''biomass waste.'''
			__NOTOC__
	~~'''~~Examples~~:'''~~		==Examples==
	* banana leaves		* banana leaves
	* peanut shells		* peanut shells
Line 9:		Line 9:
	* sunflower seed husks		* sunflower seed husks
	* [[straw]]		* [[straw]]
	~~<!--~~
	~~'''Abundance:'''~~		==Uses==
	* Production is roughly equal to food production, because about half of the average food crop is biomass waste (the other half is food).
	* This page needs more precise numbers.
	~~-->~~
	~~'''~~Uses~~:'''~~
	# All biomass waste can be burned for [[energy]].		# All biomass waste can be burned for [[energy]].
	# ''Some'' kinds of biomass waste can be converted into [[packaging]].		# ''Some'' kinds of biomass waste can be converted into [[packaging]].
Line 24:		Line 20:

	==Supply==		==Supply==
			{{sum\|Major limitation\|bad}}
			'''Global [[fossil fuel]] consumption far exceeds what can be produced by crops.'''
			<!--
			Production is roughly equal to food production, because about half of the average food crop is biomass waste (the other half is food).
			-->

	===Mass===		===Mass===
	{{dp		{{dp

Elie at 17:27, 2 September 2023

2023-09-02T17:27:06Z

← Older revision		Revision as of 12:27, 2 September 2023
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	* [[Hydro]]		* [[Hydro]]
	* [[Nuclear]]		* [[Nuclear]]


			[[Category:Energy sources]]

Elie at 01:39, 6 April 2023

2023-04-06T01:39:05Z

← Older revision		Revision as of 20:39, 5 April 2023
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	Nearly every food crop has some parts that are too fibrous for people to eat. These are ~~referred to as [[~~crop residues~~]] or~~ ''biomass waste.''		Nearly every food crop has some parts that are too fibrous for people to eat. These are called '''crop residues''', also known as '''biomass waste.'''

	'''Examples:'''		'''Examples:'''

Elie: /* Supply */

2023-04-06T01:36:13Z

Supply

← Older revision		Revision as of 20:36, 5 April 2023
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	==Supply==		==Supply==
			===Mass===
	{{dp		{{dp
	\|crop_residues		\|crop_residues
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	\|This applies to any power plant that runs on biomass, coal, nuclear fission, or in some cases natural gas. The fuel heats water which generates steam to drive a turbine that generates electricity.		\|This applies to any power plant that runs on biomass, coal, nuclear fission, or in some cases natural gas. The fuel heats water which generates steam to drive a turbine that generates electricity.
	}}		}}


	How much does the world produce:		How much does the world produce:
Line 64:		Line 64:
	}}		}}

			If this could be converted into [[packaging]], it would probably be more than enough to '''replace all disposable plastic.'''

			===Energy===

	If all of it was burned for [[energy]], it would be equivalent to burning:		If all of it was burned for [[energy]], it would be equivalent to burning:
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	<!--But it's still better than nothing, and at least it's not the same as [[biofuel\|burning edible food]].-->		<!--But it's still better than nothing, and at least it's not the same as [[biofuel\|burning edible food]].-->
			==See also==
			Other [[energy]] sources:
			* [[Solar]]
			* [[Wind]]
			* [[Hydro]]
			* [[Nuclear]]

Elie at 01:20, 6 April 2023

2023-04-06T01:20:20Z

← Older revision		Revision as of 20:20, 5 April 2023
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	~~''Biomass waste'' refers to the ''~~parts ~~of food crops''~~ that ~~humans~~ ''~~'can't'~~'' ~~eat. This material is mostly fibre (cellulose).~~		Nearly every food crop has some parts that are too fibrous for people to eat. These are referred to as [[crop residues]] or ''biomass waste.''

	'''Examples:'''		'''Examples:'''
Line 5:		Line 5:
	* peanut shells		* peanut shells
	* coconut shells		* coconut shells
	* empty corn cobs with no kernels.		* empty corn cobs with no kernels
			* rice husks
			* sunflower seed husks
	* [[straw]]		* [[straw]]
			<!--
	'''Abundance:'''		'''Abundance:'''
	* Production is roughly equal to food production, because about half of the average food crop is biomass waste (the other half is food).		* Production is roughly equal to food production, because about half of the average food crop is biomass waste (the other half is food).
	* This page needs more precise numbers.		* This page needs more precise numbers.
			-->
	'''Uses:'''		'''Uses:'''
	# All biomass waste can be burned for [[energy]].		# All biomass waste can be burned for [[energy]].
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	3 and 4 are both ways to convert fiber into human-edible protein & calories. Help figure out which of these processes is more efficient overall. This page doesn't have enough information yet - join the {{talk}}.		3 and 4 are both ways to convert fiber into human-edible protein & calories. Help figure out which of these processes is more efficient overall. This page doesn't have enough information yet - join the {{talk}}.

	~~<!--~~
	==Supply==		==Supply==
	{{dp		{{dp
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	\|4 kalorie/gram		\|4 kalorie/gram
	}}		}}
			{{dp
			\|power_plant.efficiency
			\|33%
			\|How much of the fuel combustion heat becomes electricity
			\|This applies to any power plant that runs on biomass, coal, nuclear fission, or in some cases natural gas. The fuel heats water which generates steam to drive a turbine that generates electricity.
			}}


			How much does the world produce:
	{{calc		{{calc
	\|crop_residues / world.population		\|crop_residues / world.population
Line 53:		Line 63:
	\|dry_mass		\|dry_mass
	}}		}}


			If all of it was burned for [[energy]], it would be equivalent to burning:
	{{calc		{{calc
	\|dry_mass * fiber.energy_by_mass		\|dry_mass * fiber.energy_by_mass
			\|cups gasoline/day per capita
			}}


			If it was burned in a power plant, the electricity generated would be:
			{{calc
			\|dry_mass * fiber.energy_by_mass * power_plant.efficiency
	\|watts per capita		\|watts per capita
	}}		}}
	~~-->~~
	<!--		'''Biomass energy is nowhere near enough to power the world.'''
	~~How much biomass waste is produced~~ ''~~per capita'' worldwide? Here are some ways to visualize it:~~
	~~_ grams/day (fiber dry mass)~~		<!--But it's still better than nothing, and at least it's not the same as [[biofuel\|burning edible food]].-->
	~~_ mL gasoline/day (equivalent energy)~~
	_ [[~~Term:kalories~~\|]]~~/day~~
	~~_ watts~~
	-->

Elie: Elie moved page Biomass waste to Crop residues

2023-04-06T00:48:14Z

Elie moved page Biomass waste to Crop residues

← Older revision	Revision as of 19:48, 5 April 2023
(No difference)

Elie at 22:03, 18 March 2023

2023-03-18T22:03:18Z

@@ Line 21: / Line 21: @@
 and 4 are both ways to convert fiber into human-edible protein & calories. Help figure out which of these processes is more efficient overall. This page doesn't have enough information yet - join the {{talk}}.
-<!-- TODO: get the numbers and add this:
+<!--
 ==Supply==
 How much biomass waste is produced ''per capita'' worldwide? Here are some ways to visualize it:
 _ grams/day (fiber dry mass)