* Returns the meta object for the containment reference list '{@link demo.catalog.democatalog.EnergyComponentsCatalog#getSolarpanels <em>Solarpanels</em>}'.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @return the meta object for the containment reference list '<em>Solarpanels</em>'.
* Returns the meta object for the containment reference list '{@link demo.catalog.democatalog.EnergyComponentsCatalog#getInverters <em>Inverters</em>}'.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @return the meta object for the containment reference list '<em>Inverters</em>'.
* Returns the meta object for the containment reference list '{@link demo.catalog.democatalog.EnergyComponentsCatalog#getManufacturers <em>Manufacturers</em>}'.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @return the meta object for the containment reference list '<em>Manufacturers</em>'.
* Returns the meta object for the attribute '{@link demo.catalog.democatalog.ChemicalEnergyDevice#getInstalledThermalPower <em>Installed Thermal Power</em>}'.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @return the meta object for the attribute '<em>Installed Thermal Power</em>'.