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Thermal analysis of a solar distillation system for ethanol-water solutions
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10.1063/1.4816499
/content/aip/journal/jrse/5/4/10.1063/1.4816499
http://aip.metastore.ingenta.com/content/aip/journal/jrse/5/4/10.1063/1.4816499

Figures

Image of FIG. 1.
FIG. 1.

Process diagram of the solar distillation system for ethanol-water solutions.

Image of FIG. 2.
FIG. 2.

Diagram of the solar heating system.

Image of FIG. 3.
FIG. 3.

Average horizontal solar global radiation along the year in Monterrey, Mexico.

Image of FIG. 4.
FIG. 4.

Hourly horizontal solar global radiation along a day in Monterrey, Mexico.

Image of FIG. 5.
FIG. 5.

Hourly energy (available, remaining, and demanded) for 7% wt. ethanol in the feed stream for June 21, 2010.

Image of FIG. 6.
FIG. 6.

Hourly energy (available, remaining, and demanded) for 7% wt. ethanol in the feed stream for December 21, 2010.

Image of FIG. 7.
FIG. 7.

Flowsheet for the solar distillation system for a feed stream with 7% wt. ethanol.

Image of FIG. 8.
FIG. 8.

Reboiler heat duty, mass flow rate of distillate product, and collector area as a function of the feed volumetric flow rate (7% wt. ethanol).

Image of FIG. 9.
FIG. 9.

Height and diameter of the distillation column as a function of the feed volumetric flow rate (7% wt. ethanol).

Tables

Generic image for table
Table I.

Design parameters for the sizing of the distillation columns.

Generic image for table
Table II.

Results that characterize the behavior of distillation columns considering different concentrations of ethanol in the feed stream of solar distillation process.

Generic image for table
Table III.

Data for the design and operation of the reboiler of the column D-1.

Generic image for table
Table IV.

Input data for the energy balance of the solar heating system for 7% wt. ethanol.

Generic image for table
Table V.

Average annual thermal energy provided by evacuated heat pipes collectors and energy demand of the Distillation System ( of 112.5 °C and monthly energy demand of 1944 kWh). and from meteorological data for Monterrey, Mexico.

Generic image for table
Table VI.

Results for REL, collector area, and for different ethanol concentrations.

Generic image for table
Table VII.

Results for , , and for different volumetric flow in the feed stream of the solar distillation system at 7% wt. ethanol.

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/content/aip/journal/jrse/5/4/10.1063/1.4816499
2013-07-30
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Thermal analysis of a solar distillation system for ethanol-water solutions
http://aip.metastore.ingenta.com/content/aip/journal/jrse/5/4/10.1063/1.4816499
10.1063/1.4816499
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