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Copy pathkernel_reactor.cu
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139 lines (123 loc) · 6.24 KB
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#define R_G 8.3144621f
extern "C" __global__
void simular_kernel_duplo_chunk_2d(
float* CA, float* CB, float* CC, float* CD, float* CE, float* CF, float* T,
float* CA_aux, float* CB_aux, float* CC_aux, float* CD_aux, float* CE_aux, float* CF_aux, float* T_aux,
const float* r,
float dr, float dz, float dt,
int Nr, int Nz, int n_block,
float U_tw, float lambda_eff, float Tz0,
float rho_g, float D_ax, float Cp, float velocity,
float porosity, float* enthalpy, float rho_b, float* kinect_parameters
) {
int i = blockIdx.x * blockDim.x + threadIdx.x;
int j = blockIdx.y * blockDim.y + threadIdx.y;
if (i >= Nr || j >= Nz)
return;
int idx = i * Nz + j;
float K0_DRM = kinect_parameters[0 * 3 + 0];
float E_A_DRM = kinect_parameters[0 * 3 + 1];
float N_EXP_DRM = kinect_parameters[0 * 3 + 2];
float enthalpy_DRM = enthalpy[0];
for (int step = 0; step < n_block; step++) {
if (i >= 1 && i < Nr - 1 && j >= 1 && j < Nz - 1) {
int idx_ip = (i + 1) * Nz + j;
int idx_im = (i - 1) * Nz + j;
int idx_jp = i * Nz + (j + 1);
int idx_jm = i * Nz + (j - 1);
float r_i = r[i];
float ca = fmaxf(CA[idx], 1e-8f);
float cb = fmaxf(CB[idx], 1e-8f);
float cc = fmaxf(CC[idx], 1e-8f);
float cd = fmaxf(CD[idx], 1e-8f);
float ce = fmaxf(CE[idx], 1e-8f);
float cf = fmaxf(CF[idx], 1e-8f);
float temp = fmaxf(T[idx], 300.0f);
float rA_DRM = K0_DRM * expf(-E_A_DRM / (R_G * temp)) * powf(ca, N_EXP_DRM);
float lap_CA = (CA[idx_ip] - 2.0f * CA[idx] + CA[idx_im]) / (dr * dr)
+ (CA[idx_ip] - CA[idx_im]) / (2.0f * dr * (r_i + 1e-8f))
+ (CA[idx_jp] - 2.0f * CA[idx] + CA[idx_jm]) / (dz * dz);
float conv_CA = (CA[idx_jp] - CA[idx_jm]) / (2.0f * dz);
float lap_CB = (CB[idx_ip] - 2.0f * CB[idx] + CB[idx_im]) / (dr * dr)
+ (CB[idx_ip] - CB[idx_im]) / (2.0f * dr * (r_i + 1e-8f))
+ (CB[idx_jp] - 2.0f * CB[idx] + CB[idx_jm]) / (dz * dz);
float conv_CB = (CB[idx_jp] - CB[idx_jm]) / (2.0f * dz);
float lap_CC = (CC[idx_ip] - 2.0f * CC[idx] + CC[idx_im]) / (dr * dr)
+ (CC[idx_ip] - CC[idx_im]) / (2.0f * dr * (r_i + 1e-8f))
+ (CC[idx_jp] - 2.0f * CC[idx] + CC[idx_jm]) / (dz * dz);
float conv_CC = (CC[idx_jp] - CC[idx_jm]) / (2.0f * dz);
float lap_CD = (CD[idx_ip] - 2.0f * CD[idx] + CD[idx_im]) / (dr * dr)
+ (CD[idx_ip] - CD[idx_im]) / (2.0f * dr * (r_i + 1e-8f))
+ (CD[idx_jp] - 2.0f * CD[idx] + CD[idx_jm]) / (dz * dz);
float conv_CD = (CD[idx_jp] - CD[idx_jm]) / (2.0f * dz);
float lap_CE = (CE[idx_ip] - 2.0f * CE[idx] + CE[idx_im]) / (dr * dr)
+ (CE[idx_ip] - CE[idx_im]) / (2.0f * dr * (r_i + 1e-8f))
+ (CE[idx_jp] - 2.0f * CE[idx] + CE[idx_jm]) / (dz * dz);
float conv_CE = (CE[idx_jp] - CE[idx_jm]) / (2.0f * dz);
float lap_CF = (CF[idx_ip] - 2.0f * CF[idx] + CF[idx_im]) / (dr * dr)
+ (CF[idx_ip] - CF[idx_im]) / (2.0f * dr * (r_i + 1e-8f))
+ (CF[idx_jp] - 2.0f * CF[idx] + CF[idx_jm]) / (dz * dz);
float conv_CF = (CF[idx_jp] - CF[idx_jm]) / (2.0f * dz);
float lap_T = (T[idx_ip] - 2.0f * T[idx] + T[idx_im]) / (dr * dr)
+ (T[idx_ip] - T[idx_im]) / (2.0f * dr * (r_i + 1e-8f))
+ (T[idx_jp] - 2.0f * T[idx] + T[idx_jm]) / (dz * dz);
float conv_T = (T[idx_jp] - T[idx_jm]) / (2.0f * dz);
CA_aux[idx] = CA[idx] + dt * (D_ax * lap_CA - velocity * conv_CA - rho_b * rA_DRM) / porosity;
CB_aux[idx] = CB[idx] + dt * (D_ax * lap_CB - velocity * conv_CB - rho_b * rA_DRM) / porosity;
CC_aux[idx] = CC[idx] + dt * (D_ax * lap_CC - velocity * conv_CC + 2.0f * rho_b * rA_DRM) / porosity;
CD_aux[idx] = CD[idx] + dt * (D_ax * lap_CD - velocity * conv_CD + 2.0f * rho_b * rA_DRM) / porosity;
CE_aux[idx] = CE[idx] + dt * (D_ax * lap_CE - velocity * conv_CE) / porosity;
CF_aux[idx] = CF[idx] + dt * (D_ax * lap_CF - velocity * conv_CF) / porosity;
float Q_rxn = -enthalpy_DRM * rho_b * rA_DRM;
T_aux[idx] = T[idx] + dt * (lambda_eff * lap_T - rho_g * Cp * velocity * conv_T + Q_rxn) / (rho_g * Cp);
} else {
CA_aux[idx] = CA[idx];
CB_aux[idx] = CB[idx];
CC_aux[idx] = CC[idx];
CD_aux[idx] = CD[idx];
CE_aux[idx] = CE[idx];
CF_aux[idx] = CF[idx];
T_aux[idx] = T[idx];
}
__syncthreads();
if (i == 0) {
int idx_ip = (i + 1) * Nz + j;
CA_aux[idx] = CA_aux[idx_ip];
CB_aux[idx] = CB_aux[idx_ip];
CC_aux[idx] = CC_aux[idx_ip];
CD_aux[idx] = CD_aux[idx_ip];
CE_aux[idx] = CE_aux[idx_ip];
CF_aux[idx] = CF_aux[idx_ip];
T_aux[idx] = T_aux[idx_ip];
}
if (i == Nr - 1) {
int idx_im = (i - 1) * Nz + j;
CA_aux[idx] = CA_aux[idx_im];
CB_aux[idx] = CB_aux[idx_im];
CC_aux[idx] = CC_aux[idx_im];
CD_aux[idx] = CD_aux[idx_im];
CE_aux[idx] = CE_aux[idx_im];
CF_aux[idx] = CF_aux[idx_im];
T_aux[idx] = (lambda_eff * T_aux[idx_im] / dr + U_tw * Tz0) / (lambda_eff / dr + U_tw);
}
if (j == Nz - 1) {
int idx_jm = i * Nz + (j - 1);
CA_aux[idx] = CA_aux[idx_jm];
CB_aux[idx] = CB_aux[idx_jm];
CC_aux[idx] = CC_aux[idx_jm];
CD_aux[idx] = CD_aux[idx_jm];
CE_aux[idx] = CE_aux[idx_jm];
CF_aux[idx] = CF_aux[idx_jm];
T_aux[idx] = T_aux[idx_jm];
}
__syncthreads();
CA[idx] = CA_aux[idx];
CB[idx] = CB_aux[idx];
CC[idx] = CC_aux[idx];
CD[idx] = CD_aux[idx];
CE[idx] = CE_aux[idx];
CF[idx] = CF_aux[idx];
T[idx] = T_aux[idx];
__syncthreads();
}
}