From 1ccac774a27d8e62155e159b6c258f7e085ed34c Mon Sep 17 00:00:00 2001
From: Felix MARSOLLIER <fm4b8dfn@dsp1027505>
Date: Mon, 9 May 2022 17:32:24 +0200
Subject: [PATCH] Correction in the calculation of water content at air outlet
---
.../Components/MassExchangers/AnalyticWetExchanger.mo | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/FluidDynamics/Components/MassExchangers/AnalyticWetExchanger.mo b/FluidDynamics/Components/MassExchangers/AnalyticWetExchanger.mo
index 7f0b513..66b1afc 100644
--- a/FluidDynamics/Components/MassExchangers/AnalyticWetExchanger.mo
+++ b/FluidDynamics/Components/MassExchangers/AnalyticWetExchanger.mo
@@ -31,6 +31,7 @@ model AnalyticWetExchanger
Dialog(group = "Exchange parameters"));
parameter SI.CoefficientOfHeatTransfer hcv_A "Heat transfer coeffcient Wall<->Fluid A" annotation(
Dialog(group = "Exchange parameters"));
+ parameter Real phi_out = 0.8;
// define constants
constant SI.SpecificEnergy Ll = 2501e3 "Latent heat of liquifaction at 0°C";
final parameter SI.CoefficientOfHeatTransfer hcv_B = (1 / K_global - 1 / hcv_A) ^ (-1);
@@ -153,7 +154,7 @@ equation
hcond_out = cpA * (Tsat_out - 273.15) + wsat_out * Ll;
wsat_out = MediumA.xsaturation_pT(p = port_out_A.p, T = Tsat_out);
//hcv_A * (TA_out_2 - Tsat_out) + hcv_A / cpA * (wA_out_2 - wsat_eq_in) * Ll = hcv_B * (Tsat_out - TB_in) ;
- XA_out_2 = MediumA.massFraction_pTphi(p = port_out_A.p, T = Tsat_out, phi = 0.8);
+ XA_out_2 = MediumA.massFraction_pTphi(p = port_out_A.p, T = TA_out_2, phi = phi_out);
wA_out_2 = XA_out_2 / (1-XA_out_2) "80% of the saturation moisture content at outlet";
//retained configuration
TA_out = TAeZoSysPro.FluidDynamics.Utilities.regStep(x = S_wet - 1e-2, x_small = 1e-2, y1 = TA_out_2, y2 = TA_out_1);
--
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