Research Article

Modeling the Feasibility of Using Solar Thermal Systems for Meeting the Heating Requirements at Corn Ethanol Production Facilities

Table 2

Model inputs for the simulation results shown in Figure 11 for different installed costs of the solar collectors.

PRICE INPUTS

ā€‰Flat PlateEvacuated Tube

Current Average Price of Natural Gas for Industrial Sector, ($/GJ)5.165.16

Natural Gas Percent Price Increase per Year, 0.0330.033

SOLAR INPUTS

Total Area of Each Collector, (m2)55

Number of Panels, 10001000

Price per square meter, (USD/m2)$220 / 293$293 / 391

0.720.59

4.51.5

Input temperature of working fluid, 3535

Load Factor, 0.850.9