Model Mathematics

Component: environment

Component: phi_I

ddtime phi_I = alpha ⁢ K_T + k1 ⁢ k2 ⁢ phi_I ⁢ 1.0 - k3 ⁢ phi_I + phi_R + k5 ⁢ F + k6 ⁢ C - d1 ⁢ phi_I

Component: phi_R

ddtime phi_R = 1.0 - alpha ⁢ K_T + k1 ⁢ k2 ⁢ phi_R ⁢ 1.0 - k3 ⁢ phi_I + phi_R + k5 ⁢ F + k6 ⁢ C - d1 ⁢ phi_R

Component: T

ddtime T = k4 ⁢ phi_I + k7 ⁢ F - d2 ⁢ T

Component: P

ddtime P = k8 ⁢ phi_I + phi_R + k9 ⁢ F - d3 ⁢ P

Component: F

ddtime F = M_P + k10 ⁢ F ⁢ 1.0 - k3 ⁢ phi_I + phi_R + k5 ⁢ F + k6 ⁢ C - d4 ⁢ F

Component: C

ddtime C = k11 ⁢ F ⁢ f_T ⁢ g_C - d5 ⁢ F ⁢ C

Component: H

ddtime H = k12 ⁢ F - d6 ⁢ H

Component: K_T

K_T = tau1 ⁢ T 3.0 + tau2 ⁢ T 2.0 + tau3 ⁢ T + tau4

Component: M_P

M_P = tau1 ⁢ P 3.0 + tau2 ⁢ P 2.0 + tau3 ⁢ P + tau4

Component: f_T

f_T = tau1 ⁢ T 3.0 + tau2 ⁢ T 2.0 + tau3 ⁢ T + tau4

Component: g_C

g_C = tau1 ⁢ C 3.0 + tau2 ⁢ C 2.0 + tau3 ⁢ C + tau4

Component: model_parameters

alpha =- 0.197 ⁢log10⁡ H + 0.4407