Power servant - Revision history

Jmdonev: 1 revision imported

2018-05-11T18:17:03Z

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Jmdonev at 21:24, 8 May 2018

2018-05-08T21:24:37Z

← Older revision		Revision as of 21:24, 8 May 2018
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	[[category:371 topics]]		[[category:371 topics]]
	[[category:Lecture 2A High energy society]]		[[category:Lecture 2A High energy society]]
	[[Category:Done ~~2017~~-07-01]]		[[Category:Done 2018-04-30]]
	<onlyinclude>The '''Power servant''',<ref> J.M.K.C. Donev noticed in 2015 that the more commonly used energy servant and energy slave were in fact units of power so changed the name to power servant</ref> also called '''energy servant'''<ref>R. Wolfson, "High-Energy Society," in ''Energy, Environment and Climate,'' 2nd ed. New York, U.S.A.: Norton, 2012, pp. 20–21</ref> or '''energy slave''',<ref>This term is attributed to R. Buckminster Fuller's cover article of Fortune Magazine 1940.</ref> is a [[units\|unit]] of input power equal to 100 [[watt]]s.</onlyinclude> Input power is the amount of energy required to fulfill a system's needs before [[thermodynamics\|thermodynamic inefficiencies]] are taken into consideration (see [[megawatts thermal]] for more information).		<onlyinclude>The '''Power servant''',<ref> J.M.K.C. Donev noticed in 2015 that the more commonly used energy servant and energy slave were in fact units of power so changed the name to power servant</ref> also called '''energy servant'''<ref>R. Wolfson, "High-Energy Society," in ''Energy, Environment and Climate,'' 2nd ed. New York, U.S.A.: Norton, 2012, pp. 20–21</ref> or '''energy slave''',<ref>This term is attributed to R. Buckminster Fuller's cover article of Fortune Magazine 1940.</ref> is a [[units\|unit]] of input power equal to 100 [[watt]]s.</onlyinclude> Input power is the amount of energy required to fulfill a system's needs before [[thermodynamics\|thermodynamic inefficiencies]] are taken into consideration (see [[megawatts thermal]] for more information).

	Humans eat roughly 2000 [[food calorie]]s a day. A calculation~~<ref><math>~~		Humans eat roughly 2000 [[food calorie]]s a day. A calculation shows that this roughly 100 W (rounding to make a more convenient number):
	~~\frac{2000 Calories}{1 day}\times\frac{1 day}{24 hours \times 60 minutes \times 60 seconds}\times \frac{4184 Joules}{1 Calories}</math><math>=96.85 \frac{J}{second}=96.85 W \approx 100 W</math></ref>~~ shows that this roughly ~~100 W. This means that~~ 100 W (~~100 [[joule]]s/[[second]]) can be thought of as the amount of [[primary energy]] necessary~~ to ~~feed~~ a ~~person in a day. This energy/time gives a [[power]] (power is how fast energy is used~~) ~~that is more personal than watts. Power servants are almost always used for [[per capita]] power consumption.~~

	~~Another calculation~~<~~ref~~><math>		<math>\frac{2000 Calories}{1 day}\times\frac{1 day}{24 hours \times 60 minutes \times 60 seconds}\times \frac{4184 Joules}{1 Calories}</math><math>=96.85 \frac{J}{second}=96.85 W \approx 100 W</math>
	\frac{1toe}{1 year}\times\frac{1 year}{365 days \times 24 hours \times 60 minutes \times 60 seconds}\times \frac{ 41868000000 J}{1 toe}\times\frac{1servant}{100W}</math>=13.29 power servants<math>\approx 13</math> power servants ~~</ref> shows that one [[tonne of oil equivalent]] per year of power use is approximately 13 power servants.~~ One [[barrels of oil equivalent\|barrel of oil]]/year is 1.94 power servants.
			This means that 100 W (100 [[joule]]s/[[second]]) can be thought of as the amount of [[primary energy]] necessary to feed a person in a day. This energy/time gives a [[power]] (power is how fast energy is used) that is more personal than watts. Power servants are almost always used for [[per capita]] power consumption.

			Another calculation shows that one [[tonne of oil equivalent]] per year of power use is approximately 13 power servants:

			<math> \frac{1toe}{1 year}\times\frac{1 year}{365 days \times 24 hours \times 60 minutes \times 60 seconds}\times \frac{ 41868000000 J}{1 toe}\times\frac{1servant}{100W}</math>=13.29 power servants<math>\approx 13</math> power servants

			One [[barrels of oil equivalent\|barrel of oil]]/year is 1.94 power servants.

	The interactive graph below shows how much primary power per person different countries use. To convert to power servants divide the number on the graph by 1.94 (taking a half is accurate enough).		The interactive graph below shows how much primary power per person different countries use. To convert to power servants divide the number on the graph by 1.94 (taking a half is accurate enough).
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	<html> <iframe class='dspl-iframe graph-c compare_by-country per_capita main-primary_energy secondary-gdp_total'></iframe> </html>		<html> <iframe class='dspl-iframe graph-c compare_by-country per_capita main-primary_energy secondary-gdp_total'></iframe> </html>

			== For further reading ==
			For further information please see the related pages below:
			*[[Energy service]]
			*[[High energy society]]
			*[[Primary energy]]
			*[[Food security]]
			*[[Special:Random\|or explore a random page!]]

	==References==		==References==

Jmdonev: 1 revision imported

2017-08-29T01:47:19Z

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Jmdonev at 20:14, 15 August 2017

2017-08-15T20:14:58Z

← Older revision		Revision as of 20:14, 15 August 2017
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	[[category:371 topics]]		[[category:371 topics]]
	[[category:Lecture 2A High energy society]]		[[category:Lecture 2A High energy society]]
	[[Category:Done ~~2015~~-09-05]]		[[Category:Done 2017-07-01]]
	<onlyinclude>The '''Power servant''',<ref> J.M.K.C. Donev noticed in 2015 that the more commonly used energy servant and energy slave were in fact units of power so changed the name to power servant</ref> also called '''energy servant'''<ref>R. Wolfson, "High-Energy Society," in ''Energy, Environment and Climate,'' 2nd ed. New York, U.S.A.: Norton, 2012, pp. 20–21</ref> or '''energy slave''',<ref>This term is attributed to R. Buckminster Fuller's cover article of Fortune Magazine 1940.</ref> is a [[units\|unit]] of input power equal to 100 [[watt]]s.</onlyinclude> Input power is the amount of energy required to fulfill a system's needs before [[thermodynamics\|thermodynamic inefficiencies]] are taken into consideration (see [[megawatts thermal]] for more information).		<onlyinclude>The '''Power servant''',<ref> J.M.K.C. Donev noticed in 2015 that the more commonly used energy servant and energy slave were in fact units of power so changed the name to power servant</ref> also called '''energy servant'''<ref>R. Wolfson, "High-Energy Society," in ''Energy, Environment and Climate,'' 2nd ed. New York, U.S.A.: Norton, 2012, pp. 20–21</ref> or '''energy slave''',<ref>This term is attributed to R. Buckminster Fuller's cover article of Fortune Magazine 1940.</ref> is a [[units\|unit]] of input power equal to 100 [[watt]]s.</onlyinclude> Input power is the amount of energy required to fulfill a system's needs before [[thermodynamics\|thermodynamic inefficiencies]] are taken into consideration (see [[megawatts thermal]] for more information).

	Humans eat roughly 2000 [[food calorie]]s a day. A calculation<ref><m>		Humans eat roughly 2000 [[food calorie]]s a day. A calculation<ref><math>
	\frac{2000 Calories}{1 day}\times\frac{1 day}{24 hours \times 60 minutes \times 60 seconds}\times \frac{4184 Joules}{1 Calories}</m><m>=96.85 \frac{J}{second}=96.85 W \approx 100 W</m></ref> shows that this ~~is almost exactly~~ 100 W. This means that 100 W (100 [[joule]]s/[[second]]) can be thought of as the amount of [[primary energy]] necessary to feed a person in a day. This energy/time gives a [[power]] (power is how fast energy is used) that is more personal than watts. Power servants are almost always used for [[per capita]] power consumption.		\frac{2000 Calories}{1 day}\times\frac{1 day}{24 hours \times 60 minutes \times 60 seconds}\times \frac{4184 Joules}{1 Calories}</math><math>=96.85 \frac{J}{second}=96.85 W \approx 100 W</math></ref> shows that this roughly 100 W. This means that 100 W (100 [[joule]]s/[[second]]) can be thought of as the amount of [[primary energy]] necessary to feed a person in a day. This energy/time gives a [[power]] (power is how fast energy is used) that is more personal than watts. Power servants are almost always used for [[per capita]] power consumption.

	Another calculation<ref><m>		Another calculation<ref><math>
	\frac{1toe}{1 year}\times\frac{1 year}{365 days \times 24 hours \times 60 minutes \times 60 seconds}\times \frac{ 41868000000 J ~~4184 Joules~~}{1 toe}\times\frac{1servant}{100W}</m>=13.29 power servants<m>\approx 13</m> power servants </ref> shows that one [[tonne of oil equivalent]] per year of power use is approximately 13 power servants. One [[barrels of oil equivalent\|barrel of oil]]/year is 1.94 power servants.		\frac{1toe}{1 year}\times\frac{1 year}{365 days \times 24 hours \times 60 minutes \times 60 seconds}\times \frac{ 41868000000 J}{1 toe}\times\frac{1servant}{100W}</math>=13.29 power servants<math>\approx 13</math> power servants </ref> shows that one [[tonne of oil equivalent]] per year of power use is approximately 13 power servants. One [[barrels of oil equivalent\|barrel of oil]]/year is 1.94 power servants.

	The interactive graph below shows how much primary power per person different countries use. To convert to power servants divide the number on the graph by 1.94 (taking a half is ~~usually~~ accurate enough).		The interactive graph below shows how much primary power per person different countries use. To convert to power servants divide the number on the graph by 1.94 (taking a half is accurate enough).

Jmdonev at 22:48, 9 February 2017

2017-02-09T22:48:56Z

← Older revision		Revision as of 22:48, 9 February 2017
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	Another calculation<ref><m>		Another calculation<ref><m>
	\frac{1toe}{1 year}\times\frac{1 year}{365 days \times 24 hours \times 60 minutes \times 60 seconds}\times \frac{ 41868000000 J 4184 Joules}{1 toe}\times\frac{1servant}{100W}</m>=13.29 power servants<m>\approx 13</m> power servants </ref> shows that one [[tonne of oil equivalent]] per year of power use is approximately 13 power servants. One [[barrels of oil equivalent\|barrel of oil]]/year is 1.8 power servants.		\frac{1toe}{1 year}\times\frac{1 year}{365 days \times 24 hours \times 60 minutes \times 60 seconds}\times \frac{ 41868000000 J 4184 Joules}{1 toe}\times\frac{1servant}{100W}</m>=13.29 power servants<m>\approx 13</m> power servants </ref> shows that one [[tonne of oil equivalent]] per year of power use is approximately 13 power servants. One [[barrels of oil equivalent\|barrel of oil]]/year is 1.94 power servants.

	The interactive graph below shows how much primary power per person different countries use. To convert to power servants divide the number on the graph by 1.8 (taking a half is usually accurate enough).		The interactive graph below shows how much primary power per person different countries use. To convert to power servants divide the number on the graph by 1.94 (taking a half is usually accurate enough).

J.williams: 1 revision imported

2015-09-03T18:22:45Z

1 revision imported

← Older revision	Revision as of 18:22, 3 September 2015
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Jmdonev at 23:32, 28 August 2015

2015-08-28T23:32:08Z

← Older revision		Revision as of 23:32, 28 August 2015
Line 1:		Line 1:
	[[category:371 topics]]		[[category:371 topics]]
	[[category:Lecture 2A High energy society]]		[[category:Lecture 2A High energy society]]
	[[Category:Done 2015-03-06]]		[[Category:Done 2015-09-05]]
	<onlyinclude>The '''Power servant''',<ref> J.M.K.C. Donev noticed in 2015 that the more commonly used energy servant and energy slave were in fact units of power so changed the name to power servant</ref> also called '''energy servant'''<ref>R. Wolfson, "High-Energy Society," in ''Energy, Environment and Climate,'' 2nd ed. New York, U.S.A.: Norton, 2012, pp. 20–21</ref> or '''energy slave''',<ref>This term is attributed to R. Buckminster Fuller's cover article of Fortune Magazine 1940.</ref> is a unit of [[input power]] equal to 100 [[watt]]s.</onlyinclude>~~<ref>This causes some confusion as~~ the ~~watt is usually~~ a ~~unit of~~ [[~~output power~~]] ~~rather than input power like the calorie~~.~~</ref>~~		<onlyinclude>The '''Power servant''',<ref> J.M.K.C. Donev noticed in 2015 that the more commonly used energy servant and energy slave were in fact units of power so changed the name to power servant</ref> also called '''energy servant'''<ref>R. Wolfson, "High-Energy Society," in ''Energy, Environment and Climate,'' 2nd ed. New York, U.S.A.: Norton, 2012, pp. 20–21</ref> or '''energy slave''',<ref>This term is attributed to R. Buckminster Fuller's cover article of Fortune Magazine 1940.</ref> is a [[units\|unit]] of input power equal to 100 [[watt]]s.</onlyinclude> Input power is the amount of energy required to fulfill a system's needs before [[thermodynamics\|thermodynamic inefficiencies]] are taken into consideration (see [[megawatts thermal]] for more information).

	Humans eat roughly 2000 [[food calorie]]s a day. A calculation<ref><m>		Humans eat roughly 2000 [[food calorie]]s a day. A calculation<ref><m>
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	\frac{1toe}{1 year}\times\frac{1 year}{365 days \times 24 hours \times 60 minutes \times 60 seconds}\times \frac{ 41868000000 J 4184 Joules}{1 toe}\times\frac{1servant}{100W}</m>=13.29 power servants<m>\approx 13</m> power servants </ref> shows that one [[tonne of oil equivalent]] per year of power use is approximately 13 power servants. One [[barrels of oil equivalent\|barrel of oil]]/year is 1.8 power servants.		\frac{1toe}{1 year}\times\frac{1 year}{365 days \times 24 hours \times 60 minutes \times 60 seconds}\times \frac{ 41868000000 J 4184 Joules}{1 toe}\times\frac{1servant}{100W}</m>=13.29 power servants<m>\approx 13</m> power servants </ref> shows that one [[tonne of oil equivalent]] per year of power use is approximately 13 power servants. One [[barrels of oil equivalent\|barrel of oil]]/year is 1.8 power servants.

	The ~~simulation~~ below shows how ~~many power servants (~~primary power per person) different countries use to ~~serve different [[energy use~~ by ~~sector\|sectors]]~~.		The interactive graph below shows how much primary power per person different countries use. To convert to power servants divide the number on the graph by 1.8 (taking a half is usually accurate enough).

J.williams: 1 revision imported

2015-08-26T21:31:32Z

1 revision imported

← Older revision	Revision as of 21:31, 26 August 2015
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J.williams at 16:58, 12 August 2015

2015-08-12T16:58:38Z

New page

[[category:371 topics]]
[[category:Lecture 2A High energy society]]
[[Category:Done 2015-03-06]]
<onlyinclude>The '''Power servant''',<ref> J.M.K.C. Donev noticed in 2015 that the more commonly used energy servant and energy slave were in fact units of power so changed the name to power servant</ref> also called '''energy servant'''<ref>R. Wolfson, "High-Energy Society," in ''Energy, Environment and Climate,'' 2nd ed. New York, U.S.A.: Norton, 2012, pp. 20–21</ref> or '''energy slave''',<ref>This term is attributed to R. Buckminster Fuller's cover article of Fortune Magazine 1940.</ref> is a unit of [[input power]] equal to 100 [[watt]]s.</onlyinclude><ref>This causes some confusion as the watt is usually a unit of [[output power]] rather than input power like the calorie.</ref>

Humans eat roughly 2000 [[food calorie]]s a day. A calculation<ref><m>
\frac{2000 Calories}{1 day}\times\frac{1 day}{24 hours \times 60 minutes \times 60 seconds}\times \frac{4184 Joules}{1 Calories}</m><m>=96.85 \frac{J}{second}=96.85 W \approx 100 W</m></ref> shows that this is almost exactly 100 W. This means that 100 W (100 [[joule]]s/[[second]]) can be thought of as the amount of [[primary energy]] necessary to feed a person in a day. This energy/time gives a [[power]] (power is how fast energy is used) that is more personal than watts. Power servants are almost always used for [[per capita]] power consumption.

Another calculation<ref><m>
\frac{1toe}{1 year}\times\frac{1 year}{365 days \times 24 hours \times 60 minutes \times 60 seconds}\times \frac{ 41868000000 J 4184 Joules}{1 toe}\times\frac{1servant}{100W}</m>=13.29 power servants<m>\approx 13</m> power servants </ref> shows that one [[tonne of oil equivalent]] per year of power use is approximately 13 power servants. One [[barrels of oil equivalent|barrel of oil]]/year is 1.8 power servants.

The simulation below shows how many power servants (primary power per person) different countries use to serve different [[energy use by sector|sectors]].

<html> <iframe class='dspl-iframe graph-c compare_by-country per_capita main-primary_energy secondary-gdp_total'></iframe> </html>

==References==

{{reflist}}
[[Category:Uploaded]]