ebos/black oil model: make the restart work

only the restart from ERS files, using ECL restart files (i.e.,
*.UNRST) is still unsupported (but should not be much work).

applications/ebos/eclpeacemanwell.hh

@@ -1034,63 +1034,6 @@ public:
         Valgrind::CheckDefined(q);
     }
 
-    /*!
-     * \brief This method writes the complete state of the well
-     *        to the harddisk.
-     */
-    template <class Restarter>
-    void serialize(Restarter &res)
-    {
-        res.serializeSectionBegin("PeacemanWell");
-
-        res.serializeStream()
-            << thpLimit_ << " "
-            << bhpLimit_ << " "
-            << controlMode_ << " "
-            << wellType_ << " "
-            << maximumSurfaceRate_ << " "
-            << maximumReservoirRate_ << " "
-            << wellStatus_ << " "
-            << injectedPhaseIdx_ << " ";
-
-        // fluid state
-        for (int phaseIdx = 0; phaseIdx < numPhases; ++ phaseIdx)
-            res.serializeStream()
-                << volumetricWeight_[phaseIdx] << " ";
-        res.serializeSectionEnd();
-    }
-
-    /*!
-     * \brief This method restores the complete state of the well
-     *        from disk.
-     *
-     * It is the inverse of the serialize() method.
-     *
-     * \tparam Restarter The deserializer type
-     *
-     * \param res The deserializer object
-     */
-    template <class Restarter>
-    void deserialize(Restarter &res)
-    {
-        res.deserializeSectionBegin("PeacemanWell");
-        res.deserializeStream()
-            >> thpLimit_
-            >> bhpLimit_
-            >> controlMode_
-            >> wellType_
-            >> maximumSurfaceRate_
-            >> maximumReservoirRate_
-            >> wellStatus_
-            >> injectedPhaseIdx_;
-
-        // fluid state
-        for (int phaseIdx = 0; phaseIdx < numPhases; ++ phaseIdx)
-            res.serializeStream()
-                >> volumetricWeight_[phaseIdx];
-        res.deserializeSectionEnd();
-    }
-
 protected:
     // compute the connection transmissibility factor based on the effective permeability
     // of a connection, the radius of the borehole and the skin factor.

applications/ebos/eclproblem.hh

@@ -292,6 +292,28 @@ public:
         simulator.setEpisodeIndex(0);
     }
 
+    /*!
+     * \brief This method restores the complete state of the well
+     *        from disk.
+     *
+     * It is the inverse of the serialize() method.
+     *
+     * \tparam Restarter The deserializer type
+     *
+     * \param res The deserializer object
+     */
+    template <class Restarter>
+    void deserialize(Restarter &res)
+    { wellManager_.deserialize(res); }
+
+    /*!
+     * \brief This method writes the complete state of the well
+     *        to the harddisk.
+     */
+    template <class Restarter>
+    void serialize(Restarter &res)
+    { wellManager_.serialize(res); }
+
     /*!
      * \brief Called by the simulator before an episode begins.
      */
@@ -362,7 +384,7 @@ public:
      * For the ECL simulator we only write at the end of
      * episodes/report steps...
      */
-    bool shouldWriteOutput()
+    bool shouldWriteOutput() const
     {
         if (this->simulator().timeStepIndex() < 0)
             // always write the initial solution
@@ -799,9 +821,9 @@ private:
             Opm::DeckRecordConstPtr densityRecord =
                 deck->getKeyword("DENSITY")->getRecord(regionIdx);
             FluidSystem::setReferenceDensities(densityRecord->getItem("OIL")->getSIDouble(0),
-                                             densityRecord->getItem("WATER")->getSIDouble(0),
+                                               densityRecord->getItem("WATER")->getSIDouble(0),
-                                             densityRecord->getItem("GAS")->getSIDouble(0),
+                                               densityRecord->getItem("GAS")->getSIDouble(0),
-                                             regionIdx);
+                                               regionIdx);
 
             // so far, we require the presence of the PVTO, PVTW and PVDG
             // keywords...

applications/ebos/eclwellmanager.hh

@@ -106,7 +106,7 @@ public:
      * \brief This should be called the problem before each simulation
      *        episode to adapt the well controls.
      */
-    void beginEpisode(Opm::EclipseStateConstPtr eclState)
+    void beginEpisode(Opm::EclipseStateConstPtr eclState, bool wasRestarted=false)
     {
         int episodeIdx = simulator_.episodeIndex();
 
@@ -114,8 +114,9 @@ public:
         WellCompletionsMap wellCompMap;
         computeWellCompletionsMap_(episodeIdx, wellCompMap);
 
-        if (wellTopologyChanged_(eclState, episodeIdx))
+        if (wasRestarted || wellTopologyChanged_(eclState, episodeIdx)) {
             updateWellTopology_(episodeIdx, wellCompMap);
+        }
 
         // set those parameters of the wells which do not change the topology of the
         // linearized system of equations
@@ -445,9 +446,7 @@ public:
     template <class Restarter>
     void serialize(Restarter &res)
     {
-        // iterate over all wells and serialize them individually
+        /* do nothing: Everything which we need here is provided by the deck... */
-        for (int wellIdx = 0; wellIdx < wells_.size(); ++wellIdx)
-            wells_[wellIdx]->serialize(res);
     }
 
     /*!
@@ -459,15 +458,8 @@ public:
     template <class Restarter>
     void deserialize(Restarter &res)
     {
-        // iterate over all wells and deserialize them individually
+        // initialize the wells for the current episode
-        for (int wellIdx = 0; wellIdx < wells_.size(); ++wellIdx) {
+        beginEpisode(simulator_.gridManager().eclState(), /*wasRestarted=*/true);
-            std::shared_ptr<Well> well(new Well(simulator_));
-
-            well->deserialize(res);
-
-            wells_.push_back(well);
-            wellNameToIndex_[well->name()] = wells_.size() - 1;
-        }
     }
 
 protected: