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80 lines
1.8 KiB
80 lines
1.8 KiB
/***************************************************************************
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* Copyright (C) 2003-2004 by David Saxton *
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* david@bluehaze.org *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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***************************************************************************/
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#include "matrix.h"
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#include "voltagesignal.h"
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#include "elementset.h"
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VoltageSignal::VoltageSignal( const double delta, const double voltage )
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: Reactive::Reactive(delta)
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{
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m_voltage = voltage;
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m_numCNodes = 2;
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m_numCBranches = 1;
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}
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VoltageSignal::~VoltageSignal()
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{
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}
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void VoltageSignal::setVoltage( const double v )
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{
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m_voltage = v;
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}
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void VoltageSignal::add_map()
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{
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if (!b_status) return;
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if ( !p_cnode[0]->isGround )
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{
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p_A->setUse_b( p_cnode[0]->n(), p_cbranch[0]->n(), Map::et_constant, true );
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p_A->setUse_c( p_cbranch[0]->n(), p_cnode[0]->n(), Map::et_constant, true );
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}
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if ( !p_cnode[1]->isGround )
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{
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p_A->setUse_b( p_cnode[1]->n(), p_cbranch[0]->n(), Map::et_constant, true );
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p_A->setUse_c( p_cbranch[0]->n(), p_cnode[1]->n(), Map::et_constant, true );
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}
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}
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void VoltageSignal::add_initial_dc()
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{
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if (!b_status)
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return;
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A_b( 0, 0 ) = -1;
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A_c( 0, 0 ) = -1;
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A_b( 1, 0 ) = 1;
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A_c( 0, 1 ) = 1;
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}
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void VoltageSignal::time_step()
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{
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if (!b_status) return;
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b_v( 0 ) = m_voltage*advance();
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}
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void VoltageSignal::updateCurrents()
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{
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if (!b_status) return;
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m_cnodeI[1] = p_cbranch[0]->i;
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m_cnodeI[0] = -m_cnodeI[1];
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}
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