Material Flow Analysis - Revision history

Groques: /* Definitions & Terms Brunner, P. H., & Rechberger, H. (2004). Practical handbook of material flow analysis. Boca Raton: Lewis /CRC Press. */

2020-08-13T00:08:16Z

Definitions & Terms Brunner, P. H., & Rechberger, H. (2004). Practical handbook of material flow analysis. Boca Raton: Lewis /CRC Press.

← Older revision		Revision as of 00:08, 13 August 2020
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	# '''System and System Boundaries'''		# '''System and System Boundaries'''
	## '''System''' — Object under MFA investigation.		## '''System''' — Object under MFA investigation.
			### Note, poor results of MFA can often be traced back to an unsuitable system definition.
	## '''System Boundary''' — encloses the object under investigation defined in space (spatial boundary) or time (temporal boundary).		## '''System Boundary''' — encloses the object under investigation defined in space (spatial boundary) or time (temporal boundary).
	# Activities		# Activities

Groques: /* Definitions & Terms Brunner, P. H., & Rechberger, H. (2004). Practical handbook of material flow analysis. Boca Raton: Lewis /CRC Press. */

2020-08-13T00:07:15Z

Definitions & Terms Brunner, P. H., & Rechberger, H. (2004). Practical handbook of material flow analysis. Boca Raton: Lewis /CRC Press.

← Older revision		Revision as of 00:07, 13 August 2020
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	# '''System and System Boundaries'''		# '''System and System Boundaries'''
	## '''System''' — Object under MFA investigation.		## '''System''' — Object under MFA investigation.
			## '''System Boundary''' — encloses the object under investigation defined in space (spatial boundary) or time (temporal boundary).
	# Activities		# Activities
	# Anthroposphere and Metabolism		# Anthroposphere and Metabolism

Groques: /* Definitions & Terms Brunner, P. H., & Rechberger, H. (2004). Practical handbook of material flow analysis. Boca Raton: Lewis /CRC Press. */

2020-08-13T00:04:17Z

Definitions & Terms Brunner, P. H., & Rechberger, H. (2004). Practical handbook of material flow analysis. Boca Raton: Lewis /CRC Press.

← Older revision		Revision as of 00:04, 13 August 2020
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	## '''Imports and Exports''' - ''Flow''s and ''Flux''es entering and exiting a ''System Boundary'' respectively.		## '''Imports and Exports''' - ''Flow''s and ''Flux''es entering and exiting a ''System Boundary'' respectively.
	# Transfer Coefficient		# Transfer Coefficient
	# System and System Boundaries		# '''System and System Boundaries'''
			## '''System''' — Object under MFA investigation.
	# Activities		# Activities
	# Anthroposphere and Metabolism		# Anthroposphere and Metabolism

Groques: /* Definitions & Terms Brunner, P. H., & Rechberger, H. (2004). Practical handbook of material flow analysis. Boca Raton: Lewis /CRC Press. */

2020-08-12T23:52:20Z

Definitions & Terms Brunner, P. H., & Rechberger, H. (2004). Practical handbook of material flow analysis. Boca Raton: Lewis /CRC Press.

← Older revision		Revision as of 23:52, 12 August 2020
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	## '''Flow''' — a "mass flow rate." Ratio of mass per time that flows through a conductor (e.g. water pipe). Physical unit examples include kg/sec or t/year.		## '''Flow''' — a "mass flow rate." Ratio of mass per time that flows through a conductor (e.g. water pipe). Physical unit examples include kg/sec or t/year.
	## '''Flux''' — a flow per "cross section." For the water pipe, this means that the flow is related to the cross section of the pipe. The flux might then be given in units of kg/(sec * m<sup>2</sup>). Flux can be considered as a ''specific flow''.		## '''Flux''' — a flow per "cross section." For the water pipe, this means that the flow is related to the cross section of the pipe. The flux might then be given in units of kg/(sec * m<sup>2</sup>). Flux can be considered as a ''specific flow''.
			## '''Imports and Exports''' - ''Flow''s and ''Flux''es entering and exiting a ''System Boundary'' respectively.
	# Transfer Coefficient		# Transfer Coefficient
	# System and System Boundaries		# System and System Boundaries

Groques: /* Definitions & Terms Brunner, P. H., & Rechberger, H. (2004). Practical handbook of material flow analysis. Boca Raton: Lewis /CRC Press. */

2020-08-12T23:48:59Z

Definitions & Terms Brunner, P. H., & Rechberger, H. (2004). Practical handbook of material flow analysis. Boca Raton: Lewis /CRC Press.

← Older revision		Revision as of 23:48, 12 August 2020
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	# '''Material''' — umbrella term for ''Substance'' and ''Good''		# '''Material''' — umbrella term for ''Substance'' and ''Good''
	# '''Process''' — transformation, transportation, or storage of ''Material''s.		# '''Process''' — transformation, transportation, or storage of ''Material''s.
	## '''Stock''' — material reservoirs (mass) within the analyzed ~~system~~, and they have the physical unit of kilograms. A stock is part of a ''Process'' comprising the mass that is stored within the process.		## '''Stock''' — material reservoirs (mass) within the analyzed ''System'', and they have the physical unit of kilograms. A stock is part of a ''Process'' comprising the mass that is stored within the process.
	# '''Flow and Flux'''		# '''Flow and Flux'''
	## '''Flow''' — a "mass flow rate." Ratio of mass per time that flows through a conductor (e.g. water pipe). Physical unit examples include kg/sec or t/year.		## '''Flow''' — a "mass flow rate." Ratio of mass per time that flows through a conductor (e.g. water pipe). Physical unit examples include kg/sec or t/year.

Groques: /* Definitions & Terms Brunner, P. H., & Rechberger, H. (2004). Practical handbook of material flow analysis. Boca Raton: Lewis /CRC Press. */

2020-08-12T23:48:20Z

Definitions & Terms Brunner, P. H., & Rechberger, H. (2004). Practical handbook of material flow analysis. Boca Raton: Lewis /CRC Press.

← Older revision		Revision as of 23:48, 12 August 2020
Line 20:		Line 20:
	# '''Material''' — umbrella term for ''Substance'' and ''Good''		# '''Material''' — umbrella term for ''Substance'' and ''Good''
	# '''Process''' — transformation, transportation, or storage of ''Material''s.		# '''Process''' — transformation, transportation, or storage of ''Material''s.
			## '''Stock''' — material reservoirs (mass) within the analyzed system, and they have the physical unit of kilograms. A stock is part of a ''Process'' comprising the mass that is stored within the process.
	# '''Flow and Flux'''		# '''Flow and Flux'''
	## '''Flow''' — a "mass flow rate." Ratio of mass per time that flows through a conductor (e.g. water pipe). Physical unit examples include kg/sec or t/year.		## '''Flow''' — a "mass flow rate." Ratio of mass per time that flows through a conductor (e.g. water pipe). Physical unit examples include kg/sec or t/year.

Groques: /* Motivation */

2020-08-12T23:44:10Z

Motivation

← Older revision		Revision as of 23:44, 12 August 2020
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	Due to the [https://en.wikipedia.org/wiki/Conservation_of_energy law of the conservation of matter], the results of an MFA can be controlled by a simple [https://en.wikipedia.org/wiki/Mass_balance material balance].		Due to the [https://en.wikipedia.org/wiki/Conservation_of_energy law of the conservation of matter], the results of an MFA can be controlled by a simple [https://en.wikipedia.org/wiki/Mass_balance material balance].

	It's this distinct characteristic of MFA that makes it ''attractive''.		It's this distinct characteristic of MFA that makes it ''attractive'' for decision-making.

	==Unanswered Research Questions==		==Unanswered Research Questions==

Groques: /* Motivation */

2020-08-12T23:43:53Z

Motivation

← Older revision		Revision as of 23:43, 12 August 2020
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	Due to the [https://en.wikipedia.org/wiki/Conservation_of_energy law of the conservation of matter], the results of an MFA can be controlled by a simple [https://en.wikipedia.org/wiki/Mass_balance material balance].		Due to the [https://en.wikipedia.org/wiki/Conservation_of_energy law of the conservation of matter], the results of an MFA can be controlled by a simple [https://en.wikipedia.org/wiki/Mass_balance material balance].

	It is this distinct characteristic of MFA that makes it attractive.		It's this distinct characteristic of MFA that makes it ''attractive''.

	==Unanswered Research Questions==		==Unanswered Research Questions==

Groques: /* Motivation */

2020-08-12T23:43:37Z

Motivation

← Older revision		Revision as of 23:43, 12 August 2020
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	==Motivation==		==Motivation==
	Due to the [https://en.wikipedia.org/wiki/Conservation_of_energy law of the conservation of matter], the results of an MFA can be controlled by a simple material balance ~~equation~~.'		Due to the [https://en.wikipedia.org/wiki/Conservation_of_energy law of the conservation of matter], the results of an MFA can be controlled by a simple [https://en.wikipedia.org/wiki/Mass_balance material balance].

	It is this distinct characteristic of MFA that makes it attractive.		It is this distinct characteristic of MFA that makes it attractive.

Groques: Add Motivation section

2020-08-12T23:42:45Z

Add Motivation section

← Older revision		Revision as of 23:42, 12 August 2020
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	See [https://en.wikipedia.org/wiki/Material_flow_analysis Material flow Analysis on Wikipedia] for additional information.		See [https://en.wikipedia.org/wiki/Material_flow_analysis Material flow Analysis on Wikipedia] for additional information.

			==Motivation==
			Due to the [https://en.wikipedia.org/wiki/Conservation_of_energy law of the conservation of matter], the results of an MFA can be controlled by a simple material balance equation.'

			It is this distinct characteristic of MFA that makes it attractive.

	==Unanswered Research Questions==		==Unanswered Research Questions==