{UTF-8} outflow rate= 0.5 ~ [0,1,0.05] ~ | pollutant concentration in pond= pollutant in pond/water in pond ~ ~ | pollutant in pond= INTEG ( pollutant release rate-pollutant outflow, 0) ~ ~ | pollutant outflow= water outflow from pond*pollutant concentration in pond ~ ~ | pollutant release rate= 50 ~ ~ | pond volume= IF THEN ELSE(volume switch = 0, 1000 , 2000 ) ~ ~ | toxic pollutant concentration= 0.758 ~ ~ | volume switch= 0 ~ [0,1,1] ~ | water in pond= INTEG ( water inflow to pond-water outflow from pond, pond volume) ~ ~ | water inflow to pond = WITH LOOKUP ( Time, ([(0,0)-(100,100)],(0,100),(10,100),(20,100),(30,100),(40,100),(50,100),(60,100),(70\ ,100),(80,100),(90,100),(100,100) )) ~ ~ | water outflow from pond= (water in pond-pond volume)*outflow rate ~ ~ | ******************************************************** .Control ********************************************************~ Simulation Control Parameters | FINAL TIME = 100 ~ Month ~ The final time for the simulation. | INITIAL TIME = 0 ~ Month ~ The initial time for the simulation. | SAVEPER = TIME STEP ~ Month [0,?] ~ The frequency with which output is stored. | TIME STEP = 1 ~ Month [0,?] ~ The time step for the simulation. | \\\---/// Sketch information - do not modify anything except names V300 Do not put anything below this section - it will be ignored *View 1 \$192-192-192,0,Comic Sans MS|12||0-0-0|0-0-0|0-0-255|-1--1--1|-1--1--1|120,120,100,0 10,1,water in pond,508,199,50,25,3,3,0,0,0,0,0,0 12,2,48,186,193,10,8,0,3,0,0,-1,0,0,0 1,3,5,1,4,0,0,22,0,0,0,-1--1--1,,1|(397,193)| 1,4,5,2,100,0,0,22,0,0,0,-1--1--1,,1|(258,193)| 11,5,48,328,193,8,10,34,3,0,0,1,0,0,0 10,6,water inflow to pond,328,226,74,28,40,3,0,0,-1,0,0,0 12,7,48,805,199,10,8,0,3,0,0,-1,0,0,0 1,8,10,7,4,0,0,22,0,0,0,-1--1--1,,1|(739,199)| 1,9,10,1,100,0,0,22,0,0,0,-1--1--1,,1|(612,199)| 11,10,48,675,199,8,10,34,3,0,0,1,0,0,0 10,11,water outflow from pond,675,233,68,28,40,3,0,0,-1,0,0,0 10,12,pollutant in pond,501,434,50,25,3,3,0,0,0,0,0,0 12,13,48,205,425,10,8,0,3,0,0,-1,0,0,0 1,14,16,12,4,0,0,22,0,0,0,-1--1--1,,1|(396,425)| 1,15,16,13,100,0,0,22,0,0,0,-1--1--1,,1|(270,425)| 11,16,48,334,425,8,10,34,3,0,0,1,0,0,0 10,17,pollutant release rate,334,459,80,28,40,3,0,0,-1,0,0,0 12,18,48,836,438,10,8,0,3,0,0,-1,0,0,0 1,19,21,18,4,0,0,22,0,0,0,-1--1--1,,1|(761,438)| 1,20,21,12,100,0,0,22,0,0,0,-1--1--1,,1|(615,438)| 11,21,48,688,438,8,10,34,3,0,0,1,0,0,0 10,22,pollutant outflow,688,461,42,28,40,3,0,0,-1,0,0,0 10,23,pollutant concentration in pond,513,314,104,28,8,3,0,2,0,0,0,0,-1--1--1,0-0-0,|0||0-0-255 10,24,pond volume,735,94,58,15,8,3,0,0,0,0,0,0 10,25,volume switch,881,56,68,14,8,3,0,0,0,0,0,0 10,26,outflow rate,829,316,59,15,8,3,0,0,0,0,0,0 1,27,1,23,0,0,0,0,0,64,0,-1--1--1,,1|(509,248)| 1,28,12,23,0,0,0,0,0,64,0,-1--1--1,,1|(505,382)| 1,29,26,11,1,0,0,0,0,64,0,-1--1--1,,1|(721,345)| 1,30,1,11,0,0,0,0,0,64,0,-1--1--1,,1|(575,212)| 1,31,24,11,1,0,0,0,0,64,0,-1--1--1,,1|(683,136)| 1,32,25,24,0,0,0,0,0,64,0,-1--1--1,,1|(816,72)| 1,33,11,22,1,0,0,0,0,64,0,-1--1--1,,1|(634,341)| 1,34,23,22,0,0,0,0,0,64,0,-1--1--1,,1|(594,382)| 1,35,24,1,0,0,0,0,0,64,1,-1--1--1,,1|(636,139)| 10,36,toxic pollutant concentration,121,628,89,52,8,131,0,3,0,3,0,0,255-0-0,0-0-0,|0||255-0-0 12,37,2687524,1175,240,188,188,3,12,0,0,1,0,0,0 Pollution_Concentration_ 10,38,Time,113,301,33,14,8,2,0,3,-1,0,0,0,128-128-128,0-0-0,|12||128-128-128 1,39,38,6,1,0,0,0,0,64,0,-1--1--1,,1|(291,280)| ///---\\\ :GRAPH Pollution_Concentration_ :TITLE Pollution Concentration in Pond :X-AXIS Time :SCALE :VAR pollutant concentration in pond :Y-MIN 0 :Y-MAX 1 :LINE-WIDTH 3 :VAR toxic pollutant concentration :LINE-WIDTH 3 :L<%^E!@ 1:Current.vdf 9:Current 23:0 15:0,0,0,0,0,0 19:100,0 27:2, 34:0, 4:Time 5:toxic pollutant concentration 24:0 25:100 26:100