add powerflow cim example

Examples/Cxx/CIM/powerflow-cim.cpp

+/**
+ * @author Jan Dinkelbach <jdinkelbach@eonerc.rwth-aachen.de>
+ * @copyright 2019, Institute for Automation of Complex Power Systems, EONERC
+ *
+ * DPsim
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *********************************************************************************/
+
+#include "cps/CIM/Reader.h"
+#include <DPsim.h>
+
+using namespace std;
+using namespace DPsim;
+using namespace CPS;
+using namespace CPS::CIM;
+
+
+/*
+ * This example runs the powerflow for the CIGRE MV benchmark system (neglecting the tap changers of the transformers)
+ */
+int main(int argc, char** argv){
+
+	// Find CIM files
+	std::list<fs::path> filenames;
+	filenames = std::list<fs::path>(argv + 2, argv + argc);
+
+	String simName = argv[1];
+	CPS::Real system_freq = 50;
+
+    CIM::Reader reader(simName, Logger::Level::info, Logger::Level::off);
+    SystemTopology system = reader.loadCIM(system_freq, filenames, CPS::Domain::SP);
+
+	auto logger = DPsim::DataLogger::make(simName);
+	for (auto node : system.mNodes)
+	{
+		logger->addAttribute(node->name() + ".V", node->attribute("v"));
+	}
+
+	Simulation sim(simName, system, 1, 1, Domain::SP, Solver::Type::NRP, Logger::Level::debug, true);
+
+	sim.addLogger(logger);
+	sim.run();
+
+	return 0;
+}
+

Examples/Cxx/CMakeLists.txt

@@ -105,7 +105,8 @@ if(WITH_CIM)
 		CIM/case145.cpp
 		CIM/case300.cpp
 		CIM/case9.cpp
-		CIM/case14.cpp		
+		CIM/case14.cpp
+		CIM/powerflow-cim.cpp
 
 		CIM/WSCC_9bus_mult_decoupled.cpp
 		CIM/WSCC_9bus_mult_coupled.cpp