Sugar Cane Ethanol Plant - Revision history

Fyo464 at 19:30, 17 January 2014

2014-01-17T19:30:49Z

← Older revision		Revision as of 14:30, 17 January 2014
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	<br>		<br>

	~~Original~~ Design Report Authors: Kramer Brand, Eric Donnelly, Joshua Kaplan, May Wang (Fall 2011)		Design Report Authors: Kramer Brand, Eric Donnelly, Joshua Kaplan, May Wang (Fall 2011)

	Wiki Page Author: David Chen		Wiki Page Author: David Chen

2014-01-17T19:30:33Z

← Older revision		Revision as of 14:30, 17 January 2014
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			<br>

			Original Design Report Authors: Kramer Brand, Eric Donnelly, Joshua Kaplan, May Wang (Fall 2011)

			Wiki Page Author: David Chen

			Steward: Fengqi You

			Date Presented: January 16, 2014 /Date Revised: January 16, 2014

			<br>



	<!-- Table of Contents -->		<!-- Table of Contents -->
	__TOC__		__TOC__

2014-01-17T19:25:53Z

Appendix A: Attachments

2014-01-16T02:10:46Z

Utilities

← Older revision		Revision as of 21:10, 15 January 2014
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	of the equipment shown is below in table 15.		of the equipment shown is below in table 15.

			{\| class="wikitable"
	Table 15
			\|+ Table 16: Boiler Feed Specifications
			! Fuel
			! Feeds (kg/hr)
			! Moisture %
			! LHV (MJ/kg)
			! Heat (MJ/hr)
			\|-
			\| Bagasse
			\| 2101
			\| 50
			\| 7.52
			\| 15,706
			\|-
			\| Lignin
			\| 3851
			\| 50
			\| 12.36
			\| 30,290
			\|-
			\| TOTAL
			\| 8402
			\| -
			\| 11.425
			\| 95,995
			\|}

	===Heat Exchanger Network===		===Heat Exchanger Network===

2014-01-16T02:03:26Z

Separations Assumptions

← Older revision		Revision as of 21:03, 15 January 2014
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	determined.		determined.

			{\| class="wikitable"
	Table 14
			\|+ Table 14: Separation Process Feed Composition
			! Component
			! Mole fraction
			\|-
			\| Water
			\| 0.928
			\|-
			\| Carbon Dioxide
			\| 0.014
			\|-
			\| Ethanol
			\| 0.055
			\|-
			\| Glycerol
			\| 0.001
			\|-
			\| Acyl Alcohol
			\| 0.000
			\|-
			\| Dextrose
			\| 0.000
			\|-
			\| Acetaldehyde
			\| 0.001
			\|-
			\| Furfural
			\| 0.001
			\|}

	A second assumption was implementing the NRTL fluid package. From the Aspen HYSYS		A second assumption was implementing the NRTL fluid package. From the Aspen HYSYS

2014-01-16T01:59:37Z

Separation Results

@@ Line 896: / Line 896: @@
 {| class="wikitable"
-|+ Table12: Separation Equipment Summary
+|+ Table 12: Separation Equipment Summary
 ! Equipment Label
 ! Description
@@ Line 937: / Line 937: @@
 The total cost of the separations and purification process is summarized in Table 13.
 The sizing calculations for the separations vessels as well as one of the pumps, one of the

2014-01-16T01:53:33Z

Separation Results

← Older revision		Revision as of 20:53, 15 January 2014
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	12 summarizes the equipment utilized in the separation process.		12 summarizes the equipment utilized in the separation process.

			{\| class="wikitable"
	Table 12
			\|+ Table12: Separation Equipment Summary
			! Equipment Label
			! Description
			\|-
			\| Flash Drum 1
			\| Initial flash separation to remove CO2 from the fermentation stream.
			\|-
			\| Flash Drum 2
			\| Secondary flash separation to return ethanol vapors to the process steam.
			\|-
			\| Flash Drum 3
			\| Purification of CO2
			\|-
			\| Flash Drum 4
			\| Flash separation to recycle benzene for reuse in the dehydration process.
			\|-
			\| Rectifier
			\| Removes the majority of water in the product stream and heavier impurities (dextrose and glycol)
			\|-
			\| Distillation
			\| Purifies the product stream of the lighter impurities (acetaldehyde, water).
			\|-
			\| Dehydration
			\| Removes water from the hydrous ethanol to make the anhydrous ethanol using entrainment.
			\|-
			\| Stripper
			\| Removes the benzene from the anhydrous product to be recycled.
			\|-
			\| Decanter
			\| Separates benzene and ethanol from waste water.
			\|}

	From this design, not only are the ethanol production quality and quantity requirements		From this design, not only are the ethanol production quality and quantity requirements

2014-01-16T01:32:15Z

Fermentation Assumptions

← Older revision		Revision as of 20:32, 15 January 2014
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	\|}		\|}

			{\| class="wikitable"
	Table 11
			\|+ Table 11: Pricing Data
			! Material
			! Price ($/kg)
			\|-
			\| Ammonium chloride
			\| 0.23 [15]
			\|-
			\| Calcium chloride
			\| 0.16 [14]
			\|-
			\| Copper (II) sulfate
			\| 0.18 [20]
			\|-
			\| Corn steep liquor
			\| 0.05 [19]
			\|-
			\| Magnesium sulfate
			\| 0.12 [16]
			\|-
			\| Peptone
			\| 5.03 [13]
			\|-
			\| Potassium chloride
			\| 0.11 [13]
			\|-
			\| Potassium dihydrogen sulfate
			\| 0.91 [17]
			\|-
			\| Urea
			\| 0.46 [13]
			\|-
			\| Yeast Extract
			\| 0.22 [13]
			\|}

	===Fermentation Possible Errors===		===Fermentation Possible Errors===

2014-01-16T00:49:02Z

Fermentation Assumptions

← Older revision		Revision as of 19:49, 15 January 2014
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	fermentation reaction are given in tables 10 and 11.		fermentation reaction are given in tables 10 and 11.

			{\| class="wikitable"
	Table 10
			\|+ Table 10: Fermentation Reaction Data
			\|-
			\| Fermentation Time
			\| 27 hours [10]
			\|-
			\| Reaction Yield
			\| 87%
			\|-
			\| Heat of Reaction
			\| 523,000 J/kg glucose consumed
			\|-
			\| Final Ethanol Concentration
			\| 21.5 wt% [10]
			\|-
			\| Reaction Profile
			\| Constant Rate
			\|}

	Table 11		Table 11

2014-01-16T00:46:41Z

Growth Medium

@@ Line 675: / Line 675: @@
 | 1,050,367
 |-
 | -
 | -
 | 22,021,675
 |}
@@ Line 697: / Line 697: @@
 ! Yearly Cost ($)
 |-
 |}
@@ Line 713: / Line 733: @@
 ! Concentratino (g/L)
 ! Yearly Cost ($)
 |}