SUMO - Simulation of Urban MObility
HelpersPHEMlight.cpp
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1 /****************************************************************************/
2 // Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.org/sumo
3 // Copyright (C) 2013-2017 German Aerospace Center (DLR) and others.
4 /****************************************************************************/
5 //
6 // This program and the accompanying materials
7 // are made available under the terms of the Eclipse Public License v2.0
8 // which accompanies this distribution, and is available at
9 // http://www.eclipse.org/legal/epl-v20.html
10 //
11 /****************************************************************************/
19 // Helper methods for PHEMlight-based emission computation
20 /****************************************************************************/
21 
22 
23 // ===========================================================================
24 // included modules
25 // ===========================================================================
26 #ifdef _MSC_VER
27 #include <windows_config.h>
28 #else
29 #include <config.h>
30 #endif
31 
32 #include <limits>
33 #include <cmath>
34 #ifdef INTERNAL_PHEM
35 #include "PHEMCEPHandler.h"
36 #include "PHEMConstants.h"
37 #endif
40 #include "HelpersPHEMlight.h"
41 
42 // idle speed is usually given in rpm (but may depend on electrical consumers). Actual speed depends on the gear so this number is only a rough estimate
43 #define IDLE_SPEED (10 / 3.6)
44 
45 // ===========================================================================
46 // method definitions
47 // ===========================================================================
48 HelpersPHEMlight::HelpersPHEMlight() : PollutantsInterface::Helper("PHEMlight"), myIndex(PHEMLIGHT_BASE) {
50 }
51 
52 
54 HelpersPHEMlight::getClassByName(const std::string& eClass, const SUMOVehicleClass vc) {
55  if (eClass == "unknown" && !myEmissionClassStrings.hasString("unknown")) {
56  myEmissionClassStrings.addAlias("unknown", getClassByName("PKW_G_EU4", vc));
57  }
58  if (myEmissionClassStrings.hasString(eClass)) {
59  return myEmissionClassStrings.get(eClass);
60  }
61  if (eClass.size() < 6) {
62  throw InvalidArgument("Unknown emission class '" + eClass + "'.");
63  }
64  int index = myIndex++;
65  const std::string type = eClass.substr(0, 3);
66  if (type == "HDV" || type == "LB_" || type == "RB_" || type == "LSZ" || eClass.find("LKW") != std::string::npos) {
68  }
69  myEmissionClassStrings.insert(eClass, index);
70 #ifdef INTERNAL_PHEM
71  if (type == "HDV" || type == "LCV" || type == "PC_" || !PHEMCEPHandler::getHandlerInstance().Load(index, eClass)) {
72 #endif
73  std::vector<std::string> phemPath;
74  phemPath.push_back(OptionsCont::getOptions().getString("phemlight-path") + "/");
75  if (getenv("PHEMLIGHT_PATH") != 0) {
76  phemPath.push_back(std::string(getenv("PHEMLIGHT_PATH")) + "/");
77  }
78  if (getenv("SUMO_HOME") != 0) {
79  phemPath.push_back(std::string(getenv("SUMO_HOME")) + "/data/emissions/PHEMlight/");
80  }
82  myHelper.setPHEMDataV("V4");
83  myHelper.setclass(eClass);
84  if (!myCEPHandler.GetCEP(phemPath, &myHelper)) {
85  myEmissionClassStrings.remove(eClass, index);
86  myIndex--;
87  throw InvalidArgument("File for PHEM emission class " + eClass + " not found.\n" + myHelper.getErrMsg());
88  }
89  myCEPs[index] = myCEPHandler.getCEPS().find(myHelper.getgClass())->second;
90 #ifdef INTERNAL_PHEM
91  }
92 #endif
93  std::string eclower = eClass;
94  std::transform(eclower.begin(), eclower.end(), eclower.begin(), tolower);
95  myEmissionClassStrings.addAlias(eclower, index);
96  return index;
97 }
98 
99 
101 HelpersPHEMlight::getClass(const SUMOEmissionClass base, const std::string& vClass, const std::string& fuel, const std::string& eClass, const double weight) const {
102  std::string eClassOffset = "0";
103  if (eClass.length() == 5 && eClass.substr(0, 4) == "Euro") {
104  if (eClass[4] >= '0' && eClass[4] <= '6') {
105  eClassOffset = eClass.substr(4, 1);
106  }
107  }
108  std::string desc;
109  if (vClass == "Passenger") {
110  desc = "PKW_";
111  if (fuel == "Gasoline") {
112  desc += "G_";
113  } else if (fuel == "Diesel") {
114  desc += "D_";
115  } else if (fuel == "HybridGasoline") {
116  desc = "H_" + desc + "G_";
117  } else if (fuel == "HybridDiesel") {
118  desc = "H_" + desc + "G_";
119  }
120  desc += "EU" + eClassOffset;
121  } else if (vClass == "Moped") {
122  desc = "KKR_G_EU" + eClassOffset;
123  } else if (vClass == "Motorcycle") {
124  desc = "MR_G_EU" + eClassOffset;
125  if (fuel == "Gasoline2S") {
126  desc += "_2T";
127  } else {
128  desc += "_4T";
129  }
130  } else if (vClass == "Delivery") {
131  desc = "LNF_";
132  if (fuel == "Gasoline") {
133  desc += "G_";
134  } else if (fuel == "Diesel") {
135  desc += "D_";
136  }
137  desc += "EU" + eClassOffset + "_I";
138  if (weight > 1305.) {
139  desc += "I";
140  if (weight > 1760.) {
141  desc += "I";
142  }
143  }
144  } else if (vClass == "UrbanBus") {
145  desc = "LB_D_EU" + eClassOffset;
146  } else if (vClass == "Coach") {
147  desc = "RB_D_EU" + eClassOffset;
148  } else if (vClass == "Truck") {
149  desc = "Solo_LKW_D_EU" + eClassOffset + "_I";
150  if (weight > 1305.) {
151  desc += "I";
152  }
153  } else if (vClass == "Trailer") {
154  desc = "LSZ_D_EU" + eClassOffset;
155  }
156  if (myEmissionClassStrings.hasString(desc)) {
157  return myEmissionClassStrings.get(desc);
158  }
159  return base;
160 }
161 
162 
163 std::string
165  const std::string name = myEmissionClassStrings.getString(c);
166  if (name.find("KKR_") != std::string::npos) {
167  return "Moped";
168  } else if (name.find("RB_") != std::string::npos) {
169  return "Coach";
170  } else if (name.find("LB_") != std::string::npos) {
171  return "UrbanBus";
172  } else if (name.find("LNF_") != std::string::npos) {
173  return "Delivery";
174  } else if (name.find("LSZ_") != std::string::npos) {
175  return "Trailer";
176  } else if (name.find("MR_") != std::string::npos) {
177  return "Motorcycle";
178  } else if (name.find("LKW_") != std::string::npos) {
179  return "Truck";
180  }
181  return "Passenger";
182 }
183 
184 
185 std::string
187  const std::string name = myEmissionClassStrings.getString(c);
188  std::string fuel = "Gasoline";
189  if (name.find("_D_") != std::string::npos) {
190  fuel = "Diesel";
191  }
192  if (name.find("H_") != std::string::npos) {
193  fuel = "Hybrid" + fuel;
194  }
195  return fuel;
196 }
197 
198 
199 int
201  const std::string name = myEmissionClassStrings.getString(c);
202  if (name.find("_EU1") != std::string::npos) {
203  return 1;
204  } else if (name.find("_EU2") != std::string::npos) {
205  return 2;
206  } else if (name.find("_EU3") != std::string::npos) {
207  return 3;
208  } else if (name.find("_EU4") != std::string::npos) {
209  return 4;
210  } else if (name.find("_EU5") != std::string::npos) {
211  return 5;
212  } else if (name.find("_EU6") != std::string::npos) {
213  return 6;
214  }
215  return 0;
216 }
217 
218 
219 double
221  const std::string name = myEmissionClassStrings.getString(c);
222  if (name.find("LNF_") != std::string::npos) {
223  if (name.find("_III") != std::string::npos) {
224  return 2630.;
225  } else if (name.find("_II") != std::string::npos) {
226  return 1532.;
227  } else if (name.find("_I") != std::string::npos) {
228  return 652.;
229  }
230  }
231  if (name.find("Solo_LKW_") != std::string::npos) {
232  if (name.find("_II") != std::string::npos) {
233  return 8398.;
234  } else if (name.find("_I") != std::string::npos) {
235  return 18702.;
236  }
237  }
238  return -1.;
239 }
240 
241 
242 double
243 HelpersPHEMlight::getEmission(const PHEMCEP* oldCep, PHEMlightdll::CEP* currCep, const std::string& e, const double p, const double v) const {
244  if (oldCep != 0) {
245  return oldCep->GetEmission(e, p, v);
246  }
247  return currCep->GetEmission(e, p, v, &myHelper);
248 }
249 
250 
251 double
252 HelpersPHEMlight::getModifiedAccel(const SUMOEmissionClass c, const double v, const double a, const double slope) const {
253  PHEMlightdll::CEP* currCep = myCEPs.count(c) == 0 ? 0 : myCEPs.find(c)->second;
254  if (currCep != 0) {
255  return v == 0.0 ? 0.0 : MIN2(a, currCep->GetMaxAccel(v, slope));
256  }
257  return a;
258 }
259 
260 
261 double
262 HelpersPHEMlight::compute(const SUMOEmissionClass c, const PollutantsInterface::EmissionType e, const double v, const double a, const double slope, const std::map<int, double>* /* param */) const {
263  if (c == PHEMLIGHT_BASE) { // zero emission class
264  return 0.;
265  }
266  const double corrSpeed = MAX2((double) 0.0, v);
267  double power = 0.;
268 #ifdef INTERNAL_PHEM
269  const PHEMCEP* const oldCep = PHEMCEPHandler::getHandlerInstance().GetCep(c);
270  if (oldCep != 0) {
271  if (v > IDLE_SPEED && a < oldCep->GetDecelCoast(corrSpeed, a, slope, 0)) {
272  // coasting without power use only works if the engine runs above idle speed and
273  // the vehicle does not accelerate beyond friction losses
274  return 0;
275  }
276  power = oldCep->CalcPower(corrSpeed, a, slope);
277  }
278 #else
279  const PHEMCEP* const oldCep = 0;
280 #endif
281  PHEMlightdll::CEP* currCep = myCEPs.count(c) == 0 ? 0 : myCEPs.find(c)->second;
282  if (currCep != 0) {
283  const double corrAcc = getModifiedAccel(c, corrSpeed, a, slope);
284  if (currCep->getFuelType() != PHEMlightdll::Constants::strBEV && corrAcc < currCep->GetDecelCoast(corrSpeed, corrAcc, slope) && corrSpeed > PHEMlightdll::Constants::ZERO_SPEED_ACCURACY) {
285  // the IDLE_SPEED fix above is now directly in the decel coast calculation.
286  return 0;
287  }
288  power = currCep->CalcPower(corrSpeed, corrAcc, slope);
289  }
290  const std::string& fuelType = oldCep != 0 ? oldCep->GetVehicleFuelType() : currCep->getFuelType();
291  switch (e) {
293  return getEmission(oldCep, currCep, "CO", power, corrSpeed) / SECONDS_PER_HOUR * 1000.;
295  if (oldCep != 0) {
296  return getEmission(oldCep, currCep, "FC", power, corrSpeed) * 3.15 / SECONDS_PER_HOUR * 1000.;
297  }
298  return currCep->GetCO2Emission(getEmission(0, currCep, "FC", power, corrSpeed),
299  getEmission(0, currCep, "CO", power, corrSpeed),
300  getEmission(0, currCep, "HC", power, corrSpeed), &myHelper) / SECONDS_PER_HOUR * 1000.;
302  return getEmission(oldCep, currCep, "HC", power, corrSpeed) / SECONDS_PER_HOUR * 1000.;
304  return getEmission(oldCep, currCep, "NOx", power, corrSpeed) / SECONDS_PER_HOUR * 1000.;
306  return getEmission(oldCep, currCep, "PM", power, corrSpeed) / SECONDS_PER_HOUR * 1000.;
308  if (fuelType == PHEMlightdll::Constants::strDiesel) { // divide by average diesel density of 836 g/l
309  return getEmission(oldCep, currCep, "FC", power, corrSpeed) / 836. / SECONDS_PER_HOUR * 1000.;
310  } else if (fuelType == PHEMlightdll::Constants::strGasoline) { // divide by average gasoline density of 742 g/l
311  return getEmission(oldCep, currCep, "FC", power, corrSpeed) / 742. / SECONDS_PER_HOUR * 1000.;
312  } else if (fuelType == PHEMlightdll::Constants::strBEV) {
313  return 0;
314  } else {
315  return getEmission(oldCep, currCep, "FC", power, corrSpeed) / SECONDS_PER_HOUR * 1000.; // surely false, but at least not additionally modified
316  }
317  }
319  if (fuelType == PHEMlightdll::Constants::strBEV) {
320  return getEmission(oldCep, currCep, "FC", power, corrSpeed) / SECONDS_PER_HOUR * 1000.;
321  }
322  return 0;
323  }
324  // should never get here
325  return 0.;
326 }
327 
328 
329 /****************************************************************************/
Data Handler for a single CEP emission data set.
Definition: PHEMCEP.h:58
double getModifiedAccel(const SUMOEmissionClass c, const double v, const double a, const double slope) const
Returns the adapted acceleration value, useful for comparing with external PHEMlight references...
void remove(const std::string str, const T key)
double getWeight(const SUMOEmissionClass c) const
Returns a reference weight in kg described by this emission class as described in the Amitran interfa...
double getEmission(const PHEMCEP *oldCep, PHEMlightdll::CEP *currCep, const std::string &e, const double p, const double v) const
Returns the amount of emitted pollutant given the vehicle type and state (in mg/s or in ml/s for fuel...
SUMOVehicleClass
Definition of vehicle classes to differ between different lane usage and authority types...
double GetEmission(const std::string &pollutant, double power, double speed, Helpers *VehicleClass)
Definition: CEP.cpp:229
int myIndex
the index of the next class
const std::string & getString(const T key) const
HelpersPHEMlight()
Constructor.
EmissionType
Enumerating all emission types, including fuel.
#define IDLE_SPEED
T MAX2(T a, T b)
Definition: StdDefs.h:73
bool setclass(const std::string &VEH)
Definition: Helpers.cpp:240
double CalcPower(double v, double a, double slope, double vehicleLoading=0) const
Returns the power of used for a vehicle at state v,a, slope and loading.
Definition: PHEMCEP.cpp:406
std::string getFuel(const SUMOEmissionClass c) const
Returns the fuel type described by this emission class as described in the Amitran interface (Gasolin...
static const int HEAVY_BIT
the bit to set for denoting heavy vehicles
C++ TraCI client API implementation.
const std::string & getErrMsg() const
Definition: Helpers.cpp:70
static OptionsCont & getOptions()
Retrieves the options.
Definition: OptionsCont.cpp:64
static PHEMCEPHandler & getHandlerInstance()
Implementatio of Singelton pattern.
std::map< SUMOEmissionClass, PHEMlightdll::CEP * > myCEPs
void insert(const std::string str, const T key, bool checkDuplicates=true)
double GetEmission(const std::string &pollutantIdentifier, double power, double speed, bool normalized=false) const
Returns a emission measure for power[kW] level.
Definition: PHEMCEP.cpp:203
bool GetCEP(const std::vector< std::string > &DataPath, Helpers *Helper)
Definition: CEPHandler.cpp:42
void addAlias(const std::string str, const T key)
int SUMOEmissionClass
double compute(const SUMOEmissionClass c, const PollutantsInterface::EmissionType e, const double v, const double a, const double slope, const std::map< int, double > *param) const
Returns the amount of emitted pollutant given the vehicle type and state (in mg/s or in ml/s for fuel...
T get(const std::string &str) const
static const std::string strDiesel
Definition: Constants.h:61
double GetDecelCoast(double speed, double acc, double gradient)
Definition: CEP.cpp:325
T MIN2(T a, T b)
Definition: StdDefs.h:67
const std::string & GetVehicleFuelType() const
Getter function to recieve vehicle data from CEP.
Definition: PHEMCEP.h:229
const double SECONDS_PER_HOUR
Definition: PHEMConstants.h:26
static const int PHEMLIGHT_BASE
static const std::string strGasoline
Definition: Constants.h:60
double GetMaxAccel(double speed, double gradient)
Definition: CEP.cpp:419
StringBijection< SUMOEmissionClass > myEmissionClassStrings
Mapping between emission class names and integer representations.
SUMOEmissionClass getClassByName(const std::string &eClass, const SUMOVehicleClass vc)
Checks whether the string describes a known vehicle class.
int getEuroClass(const SUMOEmissionClass c) const
Returns the Euro emission class described by this emission class as described in the Amitran interfac...
static const std::string strBEV
Definition: Constants.h:65
void setCommentPrefix(const std::string &value)
Definition: Helpers.cpp:82
PHEMCEP * GetCep(SUMOEmissionClass emissionClass)
Returns the CEP data for a PHEM emission class.
const std::map< std::string, CEP * > & getCEPS() const
Definition: CEPHandler.cpp:38
PHEMlightdll::Helpers myHelper
PHEMlightdll::CEPHandler myCEPHandler
const std::string & getgClass() const
Definition: Helpers.cpp:62
bool hasString(const std::string &str) const
static const double ZERO_SPEED_ACCURACY
Definition: Constants.h:40
double CalcPower(double speed, double acc, double gradient)
Definition: CEP.cpp:199
std::string getAmitranVehicleClass(const SUMOEmissionClass c) const
Returns the vehicle class described by this emission class as described in the Amitran interface (Pas...
SUMOEmissionClass getClass(const SUMOEmissionClass base, const std::string &vClass, const std::string &fuel, const std::string &eClass, const double weight) const
Returns the emission class described by the given parameters.
const std::string & getFuelType() const
Definition: CEP.cpp:171
double GetCO2Emission(double _FC, double _CO, double _HC, Helpers *VehicleClass)
Definition: CEP.cpp:290
Helper methods for PHEMlight-based emission computation.
void setPHEMDataV(const std::string &value)
Definition: Helpers.cpp:90