Research Article

Temperature Field-Wind Velocity Field Optimum Control of Greenhouse Environment Based on CFD Model

Table 1

Initial conditions and boundary conditions.

Parameters name (unit)Value

Air
 Density (kg·m−3)1.225
 Heat coefficient (W·(m·K)−1)0.0242
 Thermal expansion coefficient (K−1)
 Specific heat capacity (kJ·(kg·K)−1)1006.43
Glass
 Density (kg·m−3)2220
 Heat coefficient (W·(m·K)−1)1.15
 Specific heat capacity (kJ·(kg·K)−1)830
 Thickness (m)0.004
Boundary conditions
 Inlet velocity (m·s−1)2.0
 Inlet temperature (K)300
 Outdoor temperature (K)305
 Glass wall temperature (K)300
 Ground wall temperature (K)290