Adds missing description strings.

Author: dietmarw

OpenIPSL/Electrical/Solar/PowerFactory/WECC/PVD1/Controller.mo

@@ -1,5 +1,5 @@
 within OpenIPSL.Electrical.Solar.PowerFactory.WECC.PVD1;
-model Controller
+model Controller "Plan Control"
   parameter Types.PerUnit Imax=1.1 "Maximum allowable total converter current";
   parameter Boolean PqFlag "Priority on current limit flag: 1=P prio.; 0 = Q prio.";
   parameter Types.Time Tg=0.02 "Inverter current regulator time constat";
@@ -53,9 +53,9 @@ model Controller
   Modelica.Blocks.Interfaces.RealOutput Ip annotation (Placement(transformation(origin={210,90}, extent={{-10,-10},{10,10}}), iconTransformation(origin={110,60}, extent={{-10,-10},{10,10}})));
   Modelica.Blocks.Interfaces.RealOutput Iq annotation (Placement(transformation(origin={210,-70}, extent={{-10,-10},{10,10}}), iconTransformation(origin={110,-60}, extent={{-10,-10},{10,10}})));
   Modelica.Blocks.Math.Add add4 annotation (Placement(transformation(origin={-50,50}, extent={{-10,-10},{10,10}})));
-  parameter Types.PerUnit Qref;
-  parameter Types.PerUnit Pref;
-  parameter Types.PerUnit u_0;
+  parameter Types.PerUnit Qref "Reactive power refrence";
+  parameter Types.PerUnit Pref "Reactive power refrence";
+  parameter Types.PerUnit u_0 "Initial voltage";
   Modelica.Blocks.Math.Product product1 annotation (Placement(transformation(origin={150,90}, extent={{-10,-10},{10,10}})));
   Modelica.Blocks.Math.Product product annotation (Placement(transformation(origin={70,150}, extent={{-10,-10},{10,10}})));
   OpenIPSL.Electrical.Solar.PowerFactory.WECC.PVD1.GenerationTripping frequency_tripping(

OpenIPSL/Electrical/Solar/PowerFactory/WECC/PVD1/GenerationTripping.mo

@@ -1,10 +1,10 @@
 within OpenIPSL.Electrical.Solar.PowerFactory.WECC.PVD1;
-model GenerationTripping
-  parameter Real Lv0;
-  parameter Real Lv1;
-  parameter Real Lv2;
-  parameter Real Lv3;
-  parameter Real recov;
+model GenerationTripping "Calculating the tripping response"
+  parameter Real Lv0 "Tripping repose curve point 0";
+  parameter Real Lv1 "Tripping repose curve point 1";
+  parameter Real Lv2 "Tripping repose curve point 2";
+  parameter Real Lv3 "Tripping repose curve point 3";
+  parameter Real recov "Revovery amount for reconnection";
   parameter Real Tfilter=1e-2 "Best to set about the time step value for fixed-step solvers";
   Modelica.Blocks.Interfaces.RealInput u annotation (Placement(transformation(extent={{-140,-20},{-100,20}})));
   Modelica.Blocks.Interfaces.RealOutput TrpLow annotation (Placement(transformation(origin={110,50}, extent={{-10,-10},{10,10}})));

OpenIPSL/Electrical/Solar/PowerFactory/WECC/PVD1/PlantPVD1.mo

@@ -1,5 +1,5 @@
 within OpenIPSL.Electrical.Solar.PowerFactory.WECC.PVD1;
-model PlantPVD1
+model PlantPVD1 "Simple representation of the basic control of a PV system"
   extends OpenIPSL.Electrical.Essentials.pfComponent(
     final enabledisplayPF=false,
     final enablefn=true,

OpenIPSL/Electrical/Solar/PowerFactory/WECC/PVD1/package.mo

@@ -1,5 +1,5 @@
 within OpenIPSL.Electrical.Solar.PowerFactory.WECC;
-package PVD1
+package PVD1 "Distributed PV Model"
   extends Modelica.Icons.Package;
 
 end PVD1;