def getResidulSqure_EPA(MeaData): errcode = et.ENopen(ResultInp, "BUFF.rpt", "") errcode = et.ENsolveH() ResidulSqure = {} ResidulSqure['Res'] = {} ResidulSqure['P'] = {} ResidulSqure['F'] = {} residul = [] for id in ResID: [errcode, index] = et.ENgetnodeindex(id) [errcode, value] = et.ENgetnodevalue(index, et.EN_DEMAND) ResidulSqure['Res'][id] = (value - MeaData.Data['Res'][id])**2 residul.append(value - MeaData.Data['Res'][id]) for id in PreID: [errcode, index] = et.ENgetnodeindex(id) [errcode, value] = et.ENgetnodevalue(index, et.EN_PRESSURE) ResidulSqure['P'][id] = (value - MeaData.Data['P'][id])**2 residul.append(value - MeaData.Data['P'][id]) for id in FloID: [errcode, index] = et.ENgetlinkindex(id) [errcode, value] = et.ENgetlinkvalue(index, et.EN_FLOW) ResidulSqure['F'][id] = (value - MeaData.Data['F'][id])**2 residul.append(value - MeaData.Data['F'][id]) errcode = et.ENclose() return [ResidulSqure, residul]
def updateResult(self): self.hyd_simulation() #########update the calibrated value at sensors######### Res = {} P = {} F = {} for id in self.sensorID_Res: [errcode, index] = et.ENgetnodeindex(id) [errcode, demand] = et.ENgetnodevalue(index, et.EN_DEMAND) Res[id] = demand for id in self.sensorID_P: [errcode, index] = et.ENgetnodeindex(id) [errcode, pressure] = et.ENgetnodevalue(index, et.EN_PRESSURE) P[id] = pressure for id in self.sensorID_F: [errcode, index] = et.ENgetlinkindex(id) [errcode, flow] = et.ENgetlinkvalue(index, et.EN_FLOW) F[id] = flow self.cali_sensor['Res'] = Res self.cali_sensor['P'] = P #Save the simulated sensor pressure self.cali_sensor['F'] = F #Save the simulated sensor flow #########update the calibrated nodal pressure and pipe flow rate######### for index in range(self.demand_dim): [errcode, pressure] = et.ENgetnodevalue(index + 1, et.EN_PRESSURE) self.cali_nodal_p.append(pressure) for index in range(Number_PIPES): [errcode, flow] = et.ENgetlinkvalue(index + 1, et.EN_FLOW) self.cali_pipe_f.append(flow) self.getResidul()
def read_results_from_epanet(self): #### Returning the head solutions (for the first time step, the only one accessible at the moment) ret, no_nodes = epa.ENgetcount(epa.EN_NODECOUNT) print 'Number of NODES in results file', no_nodes for index in range(1, no_nodes + 1): ret, idx = epa.ENgetnodeid(index) ret, H0 = epa.ENgetnodevalue(index, epa.EN_HEAD) ret, P0 = epa.ENgetnodevalue(index, epa.EN_PRESSURE) ret, Demand = epa.ENgetnodevalue(index, epa.EN_DEMAND) try: #print Network.node_idx[idx].Name,idx #if self.node_idx[idx].type == 'Node': self.node_idx[idx].H_0 = float(H0) self.node_idx[idx].P_0 = float(P0) self.node_idx[idx].TranH = [float(H0)] self.node_idx[idx].demand = float(Demand) / 1000. except: print 'Problem getting Head for Node:', idx continue #### Returning the flow solutions (for the first time step, the only one accessible at the moment) ret, no_links = epa.ENgetcount(epa.EN_LINKCOUNT) print 'Number of LINKS in results file', no_links for index in range(1, no_links + 1): ret, idx = epa.ENgetlinkid(index) ret, Q0 = epa.ENgetlinkvalue(index, epa.EN_FLOW) ret, V0 = epa.ENgetlinkvalue(index, epa.EN_VELOCITY) ret, Headloss = epa.ENgetlinkvalue(index, epa.EN_HEADLOSS) ret, Length = epa.ENgetlinkvalue(index, epa.EN_LENGTH) ret, Diameter = epa.ENgetlinkvalue(index, epa.EN_DIAMETER) ret, Roughness = epa.ENgetlinkvalue(index, epa.EN_ROUGHNESS) #print Headloss,Length,Diameter,V0 #print 2*9.81*(Headloss/1000.)*Diameter / (Length * V0**2) try: self.link_idx[idx].Q_0 = float(Q0) / 1000. #Convert to m^3/s except: print 'Problem getting Flow or Velocity for link:', idx try: self.link_idx[idx].V_0 = float(V0) except: print 'Problem getting Velocity for link:', idx try: self.link_idx[idx].FF_0 = float(2 * 9.81 * (Headloss / 1000.) * Diameter / (Length * V0**2)) except: print 'Problem getting FF_0 for link:', idx try: self.link_idx[idx].roughness = Roughness except: print 'Problem getting Roughness for link:', idx try: self.link_idx[idx].headloss = Headloss except: print 'Problem getting Headloss for link:', idx
def setElevation(id,value): errcode=et.ENopen(Inp,"BUFF.rpt","") [errcode,index]=et.ENgetnodeindex(id) [errcode,elevation]=et.ENgetnodevalue(index,et.EN_ELEVATION) et.ENsetnodevalue(index,et.EN_ELEVATION,elevation+value) errcode=et.ENsaveinpfile(InpCopy) errcode=et.ENclose()
def get_pressure(self) -> float: tmp = float(et.ENgetnodevalue(self.index, et.EN_PRESSURE)[1]) if not isnan(tmp): return tmp else: print("Index: ", self.index, ", ID: ", self.id_) input() return 0.0
def getResidulSqure_EPA(MeaData): errcode = et.ENopen(ResultInp, "BUFF.rpt", "") errcode = et.ENsolveH() ResidulSqure = {} ResidulSqure['Res'] = {} ResidulSqure['P'] = {} ResidulSqure['F'] = {} print_R_RES = 0 print_R_Pre = 0 print_R_Flo = 0 residul = [] for id in MeaData.ResID: [errcode, index] = et.ENgetnodeindex(id) [errcode, value] = et.ENgetnodevalue(index, et.EN_DEMAND) ResidulSqure['Res'][id] = (value - MeaData.Data['Res'][id])**2 print_R_RES = print_R_RES + ResidulSqure['Res'][id] residul.append(value - MeaData.Data['Res'][id]) if (len(MeaData.ResID) > 0): print_R_RES = print_R_RES / len(MeaData.ResID) for id in MeaData.PreID: [errcode, index] = et.ENgetnodeindex(id) [errcode, value] = et.ENgetnodevalue(index, et.EN_PRESSURE) ResidulSqure['P'][id] = (value - MeaData.Data['P'][id])**2 print_R_Pre = print_R_Pre + ResidulSqure['P'][id] residul.append(value - MeaData.Data['P'][id]) if (len(MeaData.PreID) > 0): print_R_Pre = print_R_Pre / len(MeaData.PreID) for id in MeaData.FloID: [errcode, index] = et.ENgetlinkindex(id) [errcode, value] = et.ENgetlinkvalue(index, et.EN_FLOW) ResidulSqure['F'][id] = (value - MeaData.Data['F'][id])**2 print_R_Flo = print_R_Flo + ResidulSqure['F'][id] residul.append(value - MeaData.Data['F'][id]) if (len(MeaData.FloID) > 0): print_R_Flo = print_R_Flo / len(MeaData.FloID) errcode = et.ENclose() print('ave Squre error: Res Flo Pre') print(' ' + str(print_R_RES) + ' ' + str(print_R_Flo) + ' ' + str(print_R_Pre)) return [ResidulSqure, residul]
def Import_EPANet_Results(self): ret = epa.ENopen(self.filename, self.filename[:-3] + 'rep', self.filename[:-3] + 'out') #print ret #### Opening the hydraulics results ret = epa.ENopenH() #print ret ret = epa.ENinitH(0) #print ret #### Running the Hydraulics Solver epa.ENrunH() #### Returning the head solutions (for the first time step, the only one accessible at the moment) ## Only need to do this for the node elements at the moment as reservoirs don't change ret, no_nodes = epa.ENgetcount(epa.EN_NODECOUNT) print 'Number of NODES in results file', no_nodes for index in range(1, no_nodes + 1): ret, idx = epa.ENgetnodeid(index) ret, H0 = epa.ENgetnodevalue(index, epa.EN_HEAD) try: #print Network.node_idx[idx].Name,idx if self.node_idx[idx].type == 'Node': self.node_idx[idx].H_0 = float(H0) self.node_idx[idx].TranH = [float(H0)] except: print 'Problem getting Head for Node:', idx continue #### Returning the flow solutions (for the first time step, the only one accessible at the moment) ret, no_links = epa.ENgetcount(epa.EN_LINKCOUNT) print 'Number of LINKS in results file', no_links for index in range(1, no_links + 1): ret, idx = epa.ENgetlinkid(index) ret, Q0 = epa.ENgetlinkvalue(index, epa.EN_FLOW) ret, V0 = epa.ENgetlinkvalue(index, epa.EN_VELOCITY) ret, Headloss = epa.ENgetlinkvalue(index, epa.EN_HEADLOSS) ret, Length = epa.ENgetlinkvalue(index, epa.EN_LENGTH) ret, Diameter = epa.ENgetlinkvalue(index, epa.EN_DIAMETER) #print Headloss,Length,Diameter,V0 #print 2*9.81*(Headloss/1000.)*Diameter / (Length * V0**2) try: self.link_idx[idx].Q_0 = float(Q0) / 1000. #Convert to m^3/s self.link_idx[idx].V_0 = float(V0) self.link_idx[idx].FF_0 = float(2 * 9.81 * (Headloss / 1000.) * Diameter / (Length * V0**2)) #self.link_idx[idx].R = float((Headloss/1000.) / (np.pi*Diameter/4. * Length * V0)) except: print 'Problem getting Flow or Velocity for link:', idx continue
def getSensorValue(self): self.hyd_simulation() Res = {} P = {} F = {} for id in self.sensorID_Res: [errcode, index] = et.ENgetnodeindex(id) [errcode, demand] = et.ENgetnodevalue(index, et.EN_DEMAND) Res[id] = demand for id in self.sensorID_P: [errcode, index] = et.ENgetnodeindex(id) [errcode, pressure] = et.ENgetnodevalue(index, et.EN_PRESSURE) P[id] = pressure for id in self.sensorID_F: [errcode, index] = et.ENgetlinkindex(id) [errcode, flow] = et.ENgetlinkvalue(index, et.EN_FLOW) F[id] = flow self.measured_sim['Res'] = Res self.measured_sim['P'] = P #Save the simulated sensor pressure self.measured_sim['F'] = F #Save the simulated sensor flow
def updateResult(self, ResultInp): errcode = et.ENopen(ResultInp, 'r.rtp', '') errcode = et.ENsolveH() #########update the calibrated value at sensors######### Res = {} P = {} F = {} for id in self.sensorID_Res: [errcode, index] = et.ENgetnodeindex(id) [errcode, demand] = et.ENgetnodevalue(index, et.EN_DEMAND) Res[id] = demand for id in self.sensorID_P: [errcode, index] = et.ENgetnodeindex(id) [errcode, pressure] = et.ENgetnodevalue(index, et.EN_PRESSURE) P[id] = pressure # for id in self.sensorID_F: # [errcode,index]=et.ENgetlinkindex(id) # [errcode,flow]=et.ENgetlinkvalue(index,et.EN_FLOW) # F[id]=flow self.cali_sensor['Res'] = Res self.cali_sensor['P'] = P #Save the simulated sensor pressure # self.cali_sensor['F']=F#Save the simulated sensor flow #########update the calibrated nodal pressure and pipe flow rate######### self.cali_demand_values = [] self.cali_nodal_p = [] #需要初始化 self.cali_pipe_f = [] for index in range(self.demand_dim): [errcode, pressure] = et.ENgetnodevalue(index + 1, et.EN_PRESSURE) self.cali_nodal_p.append(pressure) [errcode, demand] = et.ENgetnodevalue(index + 1, et.EN_DEMAND) self.cali_demand_values.append(demand) for index in range(Number_PIPES): [errcode, flow] = et.ENgetlinkvalue(index + 1, et.EN_FLOW) self.cali_pipe_f.append(flow) errcode = et.ENclose()
def Import_EPANet_Results(inp_filename, Network=None): if Network == None: Network = Import_EPANet_Geom(inp_filename) ret = epa.ENopen(inp_filename, inp_filename[:-3] + 'rep', inp_filename[:-3] + 'out') #### Opening the hydraulics results err(epa.ENopenH()) err(epa.ENinitH(0)) #### Running the Hydraulics Solver epa.ENrunH() #### Returning the head solutions (for the first time step, the only one accessible at the moment) ret, no_nodes = epa.ENgetcount(epa.EN_NODECOUNT) for index in range(1, no_nodes): ret, idx = epa.ENgetnodeid(index) ret, H0 = epa.ENgetnodevalue(index, epa.EN_HEAD) try: #print Network.node_idx[idx].Name,idx Network.node_idx[idx].H_0 = H0 except: print 'Problem getting Head for Node:', idx continue #### Returning the flow solutions (for the first time step, the only one accessible at the moment) ret, no_links = epa.ENgetcount(epa.EN_LINKCOUNT) for index in range(1, no_nodes): ret, idx = epa.ENgetlinkid(index) ret, Q0 = epa.ENgetlinkvalue(index, epa.EN_FLOW) ret, V0 = epa.ENgetlinkvalue(index, epa.EN_VELOCITY) try: Network.link_idx[idx].Q_0 = Q0 Network.link_idx[idx].V_0 = V0 except: print 'Problem getting Flow or Velocity for link:', idx continue
def test_basic(self): import os from epanettools import epanet2 as et from epanettools.examples import simple file = os.path.join(os.path.dirname(simple.__file__),'Net3.inp') ret=et.ENopen(file,"Net3.rpt","Net3.dat") self.err(et,ret) ret,result=et.ENgetcount(et.EN_LINKCOUNT) # #links assert (result==119) ret,result=et.ENgetcount(et.EN_NODECOUNT) # # nodes assert(result==97) node='105' ret,index=et.ENgetnodeindex(node) # index of node '105' assert(index==12) # print(et.ENgetlinknodes(55)) assert all([i==j for i,j in zip(et.ENgetlinknodes(55),[0,5,46])]) ret,nnodes=et.ENgetcount(et.EN_NODECOUNT) nodes=[] pres=[] time=[] for index in range(1,nnodes): ret,t=et.ENgetnodeid(index) nodes.append(t) t=[] pres.append(t) print(nodes) assert(nodes==['10', '15', '20', '35', '40', '50', '60', '601', '61', '101', '103', '105', '107', '109', '111', '113', '115', '117', '119', '120', '121', '123', '125', '127', '129', '131', '139', '141', '143', '145', '147', '149', '151', '153', '157', '159', '161', '163', '164', '166', '167', '169', '171', '173', '177', '179', '181', '183', '184', '185', '187', '189', '191', '193', '195', '197', '199', '201', '203', '204', '205', '206', '207', '208', '209', '211', '213', '215', '217', '219', '225', '229', '231', '237', '239', '241', '243', '247', '249', '251', '253', '255', '257', '259', '261', '263', '265', '267', '269', '271', '273', '275', 'River', 'Lake', '1', '2']) self.err(et,et.ENopenH()) self.err(et,et.ENinitH(0)) while True : ret,t=et.ENrunH() time.append(t) self.err(et,ret) # Retrieve hydraulic results for time t for i in range(0,len(nodes)): ret,p=et.ENgetnodevalue(i+1, et.EN_PRESSURE ) pres[i].append(p) ret,tstep=et.ENnextH() self.err(et,ret) if (tstep<=0): break ret=et.ENcloseH() print(pres[12]) diffs=[abs(i-j) for i,j in zip(pres[12], [54.085777282714844, 60.99293518066406, 63.03010940551758, 63.56983947753906, 66.80770874023438, 63.989463806152344, 63.49333190917969, 63.895835876464844, 63.440582275390625, 63.90030288696289, 63.43799591064453, 63.438758850097656, 63.03285598754883, 63.005157470703125, 63.1264533996582, 63.40403366088867, 56.72084045410156, 56.622596740722656, 56.47193908691406, 56.478843688964844, 56.27402114868164, 55.576839447021484, 55.0153923034668, 55.81755065917969, 55.200626373291016, 53.8864860534668, 55.024227142333984])] print([i for i in diffs]) assert all([i<1.e-5 for i in diffs])
FileName = 'LeakTestNet.inp' ret=et.ENopen(Directory+FileName,Directory + 'Temp.rpt',"") et.ENopenH() et.ENinitH(0) time=[] nodes={} ret,nnodes=et.ENgetcount(et.EN_NODECOUNT) for index in range(1,nnodes+1): ret,t=et.ENgetnodeid(index) nodes[t] = [] for index in range(1,nnodes): ret,d = et.ENgetnodevalue(index,et.EN_BASEDEMAND) if d == 0.0: Pete = np.random.randint(1, 6) #if Pete == 1: ret1 = et.ENsetnodevalue(index, et.EN_PATTERN, 1) ret2 = et.ENsetnodevalue(index,et.EN_BASEDEMAND,300.0) #Net = EPANetSimulation(Directory+FileName,pdd=False) #h=Node.value_type['EN_HEAD'] LeakNodes = ['CA81W6J9C0','CBEA1QV88R','CAFPFW92WV','CADXK24N13'] LeakNo = 3 LeakStartTime = 900*int(np.random.uniform(288,960)) print 'Leak Start',LeakStartTime
ret, no_nodes = epa.ENgetcount( epa.EN_NODECOUNT) ## Getting the number of nodes in the file Heads = {'Node': 'Head'} ##Initialising a dictionary to store the Head data in Pressures = { 'Node': 'Pressure' } ##Initialising a dictionary to store the Pressure data in Demands = { 'Node': 'Demand' } ##Initialising a dictionary to store the Demand data in for i in range(1, no_nodes + 1): ret, index = epa.ENgetnodeid(i) ## Getting the node name ret, H0 = epa.ENgetnodevalue( i, epa.EN_HEAD) ## getting the nodal head results ret, P0 = epa.ENgetnodevalue( i, epa.EN_PRESSURE) ## getting the nodal pressure results ret, Demand = epa.ENgetnodevalue( i, epa.EN_DEMAND) ## getting the nodal demand results Heads[ index] = H0 ## putting the nodal head results into the heads dictionary Pressures[ index] = P0 ## putting the nodal pressure results into the pressures dictionary Demands[ index] = Demand ## putting the nodal demand results into the demands dictionary f = open(FileName[:-3] + 'Initial.csv', 'wb') writer = csv.DictWriter(f, Heads.keys()) writer.writeheader()
while True: ret, t = et.ENrunH() if t % 3600 != 0: ret, tstep = et.ENnextH() if (tstep <= 0): break else: time.append(t) #play with pump status to obtain diferent water level curves ret = et.ENsetlinkvalue(Pump1, et.EN_STATUS, p_status_1[inc]) ret = et.ENsetlinkvalue(Pump2, et.EN_STATUS, p_status_2[inc]) ret, T1 = et.ENgetnodevalue(Tank1, et.EN_PRESSURE) ret, T2 = et.ENgetnodevalue(Tank2, et.EN_PRESSURE) ret, T3 = et.ENgetnodevalue(Tank3, et.EN_PRESSURE) ret, P1 = et.ENgetlinkvalue(Pump1, et.EN_STATUS) ret, P2 = et.ENgetlinkvalue(Pump2, et.EN_STATUS) Pump_status1.append(P1) Pump_status2.append(P2) Tank_level1.append(T1) Tank_level2.append(T2) Tank_level3.append(T3) ret, tstep = et.ENnextH() inc = inc + 1 if (tstep <= 0): break ret = et.ENcloseH()
et.ENopenH() et.ENinitH(0) while True : ret,t=et.ENrunH() if t%3600!=0: ret,tstep=et.ENnextH() if (tstep<=0): break else: time.append(t) # Retrieve hydraulic results for time t for i in range(0,len(nodes)): ret,p=et.ENgetnodevalue(i+1, et.EN_PRESSURE ) pres[i].append(p) ret,tstep=et.ENnextH() a=et.ENsetlinkvalue(nlinks,et.EN_STATUS,1) a,b=et.ENgetlinkvalue(nlinks,et.EN_STATUS) pump.append(b) if (tstep<=0): break ret=et.ENcloseH() print([round(x,4) for x in pres[94]]) for i in range(0,len(time)): print(time[i]/3600) print(pump[i])
#play with pump status to obtain diferent water level curves ret = et.ENsetlinkvalue(Pump_1A, et.EN_STATUS, Pump_status_1A_2[inc]) ret = et.ENsetlinkvalue(Pump_2A, et.EN_STATUS, p_status_2A[inc]) ret = et.ENsetlinkvalue(Pump_3A, et.EN_STATUS, p_status_3A[inc]) ret = et.ENsetlinkvalue(Pump_4B, et.EN_STATUS, Pump_status_4B_2[inc]) ret = et.ENsetlinkvalue(Pump_5C, et.EN_STATUS, Pump_status_5C_2[inc]) ret = et.ENsetlinkvalue(Pump_6D, et.EN_STATUS, Pump_status_6D_2[inc]) ret = et.ENsetlinkvalue(Pump_7F, et.EN_STATUS, Pump_status_7F_2[inc]) ret, TA = et.ENgetnodevalue(Tank_A, et.EN_PRESSURE) ret, P1A = et.ENgetlinkvalue(Pump_1A, et.EN_STATUS) ret, P2A = et.ENgetlinkvalue(Pump_2A, et.EN_STATUS) ret, P3A = et.ENgetlinkvalue(Pump_3A, et.EN_STATUS) ret, TB = et.ENgetnodevalue(Tank_B, et.EN_PRESSURE) ret, P4B = et.ENgetlinkvalue(Pump_4B, et.EN_STATUS) ret, TC = et.ENgetnodevalue(Tank_C, et.EN_PRESSURE) ret, P5C = et.ENgetlinkvalue(Pump_5C, et.EN_STATUS) ret, TD = et.ENgetnodevalue(Tank_D, et.EN_PRESSURE) ret, P6D = et.ENgetlinkvalue(Pump_6D, et.EN_STATUS) ret, TE = et.ENgetnodevalue(Tank_E, et.EN_PRESSURE)
ret = et.ENopen(file_directory, "CTOWN.rpt", "") es = EPANetSimulation(file_directory) n = es.network.nodes junction = 'J193' pres = [] nodes = [] time = [] et.ENopenH() et.ENinitH(0) while True: ret, t = et.ENrunH() ret, p = et.ENgetnodevalue(n[junction].index, et.EN_PRESSURE) print t, p ret, t_step = et.ENnextH() if t % 3600 == 0: time.append(t / 3600) pres.append(p) if t_step <= 0: break et.ENcloseH() plt.plot(time, pres) plt.grid() plt.xlabel('Time (hr)') plt.ylabel('Pressure (psi)') plt.show()