def cost_func(Area, Elevation, Slope, stand_wkt, RemovalsCT, TreeVolCT,
RemovalsSLT, TreeVolSLT, RemovalsLLT, TreeVolLLT,
HdwdFractionCT, HdwdFractionSLT, HdwdFractionLLT,
PartialCut, lengthNewRoad, totaltravelCostNewRoad, standCount, stand_landing_coords, coord_landing_road, haulDist, haulTime, coord_mill, NoHelicopter = False, NoHaulProportion = 1, roadConstructionCostPerFoot = 0, roadConstructionCostPerUnit = 0):
#############################################
# Skid Distance, Stand landing coords #
#############################################
SkidDist, coord_landing_stand = skidding.skidding(stand_wkt, stand_landing_coords)
#############################################
# Harvest Cost #
#############################################
harvest_result = harvesting.harvestcost(PartialCut, Slope, SkidDist, Elevation, RemovalsCT, TreeVolCT, RemovalsSLT, TreeVolSLT, RemovalsLLT, TreeVolLLT, HdwdFractionCT, HdwdFractionSLT, HdwdFractionLLT, NoHelicopter,NoHaulProportion)
harvestCost, HarvestSystem = harvest_result # returns harvest cost per CCF and Harvesting System
totalVolumePerAcre = TreeVolSLT*RemovalsSLT+RemovalsLLT*TreeVolLLT+RemovalsCT*TreeVolCT
totalVolume = Area*totalVolumePerAcre # total removal volume in ft3
totalHarvestCost = round(harvestCost*totalVolume) # total harvest costs for stand
#############################################
# Hauling Cost #
#############################################
haulTimeRT = 0.0
haulCost = 0.0
truckVol = 0.0
trips = 0.0
totalHaulCost = 0.0
if haulDist > 0.00001:
haulDist = round(haulDist, 2)
haulTimeRT = haulTime*2.0 # round trip time
haulCost = hauling.haulcost(haulDist, haulTimeRT) # returns haul cost per minute
# stinger-steer log truck avg volume per load (7 CCF small timber to 10 CCF large timber)
if totalVolumePerAcre > 0.0:
percentageCT = (TreeVolCT*RemovalsCT)/totalVolumePerAcre
percentageSLT = (TreeVolSLT*RemovalsSLT)/totalVolumePerAcre
percentageLLT = (TreeVolLLT*RemovalsLLT)/totalVolumePerAcre
truckVol = percentageCT*700+percentageSLT*850+percentageLLT*1000
trips = math.ceil(totalVolume/truckVol) # necessary total trips to mill
totalHaulCost = round(haulTimeRT*haulCost*trips*NoHaulProportion) # total costs for all trips
#############################################
# Road Construction Cost #
#############################################
lengthNewRoadStand = lengthNewRoad*3.28084/standCount
travelCostStand = totaltravelCostNewRoad/standCount
totalConstructionCost = lengthNewRoadStand*roadConstructionCostPerFoot + travelCostStand*roadConstructionCostPerUnit
#############################################
# Total Costs #
#############################################
totalCost = totalHaulCost + totalHarvestCost + totalConstructionCost
results = {
'total_area': (round(Area, 2)),
'slope': (round(Slope, 2)),
'elevation': (round(Elevation, 2)),
'total_volume': (round(totalVolume, 2)),
'skid_distance': SkidDist,
'harvest_system': (HarvestSystem),
'harvest_cost_ft3': harvestCost,
'total_harvest_cost': totalHarvestCost,
'haul_distance_ow': haulDist,
'haul_time_ow': haulTime,
'total_haul_trips': trips,
'haul_cost_min': haulCost,
'total_haul_cost': totalHaulCost,
'mill_coordinates': coord_mill,
'stand_landing_coordinates': coord_landing_stand,
'road_landing_coordiantes': coord_landing_road,
'length_road_cosntruction': lengthNewRoadStand,
'road_construction_cost': totalConstructionCost,
'total_cost': totalCost
}
return results
def cost_func(Area, Elevation, Slope, stand_wkt, RemovalsCT, TreeVolCT,
RemovalsSLT, TreeVolSLT, RemovalsLLT, TreeVolLLT,
HdwdFractionCT, HdwdFractionSLT, HdwdFractionLLT,
PartialCut, landing_coords, haulDist, haulTime, coord_mill, NoHelicopter = False, HaulProportion = 1):
#############################################
# Skid Distance, Haul Distance Extension #
#############################################
SkidDist, HaulDistExtension, coord_landing_stand = skidding.skidding(stand_wkt, landing_coords, Slope)
HaulDistExtension = round(HaulDistExtension*0.000189394, 3) # convert to miles
#############################################
# Harvest Cost #
#############################################
harvest_result = harvesting.harvestcost(PartialCut, Slope, SkidDist, Elevation, RemovalsCT, TreeVolCT, RemovalsSLT, TreeVolSLT, RemovalsLLT, TreeVolLLT, HdwdFractionCT, HdwdFractionSLT, HdwdFractionLLT, NoHelicopter, HaulProportion)
harvestCost, HarvestSystem = harvest_result # returns harvest cost per CCF and Harvesting System
totalVolumePerAcre = TreeVolSLT*RemovalsSLT+RemovalsLLT*TreeVolLLT+RemovalsCT*TreeVolCT
totalVolume = Area*totalVolumePerAcre # total removal volume in ft3
totalHarvestCost = round(harvestCost*totalVolume) # total harvest costs for stand
#############################################
# Hauling Cost #
#############################################
haulTimeRT = 0.0
haulCost = 0.0
truckVol = 0.0
trips = 0.0
totalHaulCost = 0.0
if haulDist > 0.00001:
haulDist = haulDist + HaulDistExtension # in miles
haulDist = round(haulDist, 2)
if HaulDistExtension > 0:
haulTimeRT = haulTime*2.0+HaulDistExtension*2.0/(30*60.0) # round trip time plus travel time on extension
else:
haulTimeRT = haulTime*2.0 # round trip time
haulCost = hauling.haulcost(haulDist, haulTimeRT) # returns haul cost per minute
# stinger-steer log truck avg volume per load (7 CCF small timber to 10 CCF large timber)
if totalVolumePerAcre > 0.0:
truckVol = 28.0*2000.0*1.0/38.0 # 28t truckload (converted to pounds) * 38lb/ft3 for Douglas Fir http://www.engineeringtoolbox.com/weigt-wood-d_821.html
trips = math.ceil(totalVolume/truckVol) # necessary total trips to mill
totalHaulCost = round(haulTimeRT*haulCost*trips*HaulProportion) # total costs for all trips
#############################################
# Total Costs #
#############################################
totalCost = totalHaulCost + totalHarvestCost
results = {
'total_area': (round(Area, 2)),
'slope': (round(Slope, 2)),
'elevation': (round(Elevation, 2)),
'total_volume': (round(totalVolume, 2)),
'skid_distance': SkidDist,
'harvest_system': (HarvestSystem),
'harvest_cost_ft3': harvestCost,
'total_harvest_cost': totalHarvestCost,
'haul_distance_extension': HaulDistExtension,
'haul_distance_ow': haulDist,
'haul_time_ow': haulTime,
'total_haul_trips': trips,
'haul_cost_min': haulCost,
'total_haul_cost': totalHaulCost,
'mill_coordinates': coord_mill,
'landing_coordinates': coord_landing_stand,
'total_cost': totalCost
}
return results
def cost_func(Area, Elevation, Slope, stand_wkt, RemovalsCT, TreeVolCT,
RemovalsSLT, TreeVolSLT, RemovalsLLT, TreeVolLLT,
HdwdFractionCT, HdwdFractionSLT, HdwdFractionLLT,
PartialCut, landing_coords, haulDist, haulTime, coord_mill, Helicopter = True, HaulProportion = 1.0, skid_distance=None):
#############################################
# Skid Distance, Haul Distance Extension #
#############################################
if not skid_distance:
SkidDist, HaulDistExtension, coord_landing_stand = skidding.skidding(stand_wkt, landing_coords, Slope)
HaulDistExtension = round(HaulDistExtension*0.000189394, 3) # convert to miles
else:
# skid distance was provided, don't calculate
coord_landing_stand = (0,0)
HaulDistExtension = 0.0
SkidDist = skid_distance
#############################################
# Harvest Cost #
#############################################
harvest_result = harvesting.harvestcost(
PartialCut, Slope, SkidDist, Elevation,
RemovalsCT, TreeVolCT,
RemovalsSLT, TreeVolSLT,
RemovalsLLT, TreeVolLLT,
HdwdFractionCT, HdwdFractionSLT, HdwdFractionLLT,
Helicopter, HaulProportion)
harvestCost, HarvestSystem = harvest_result # returns harvest cost per CCF and Harvesting System
totalVolumePerAcre = TreeVolSLT*RemovalsSLT+RemovalsLLT*TreeVolLLT+RemovalsCT*TreeVolCT
totalVolume = Area*totalVolumePerAcre # total removal volume in ft3
totalHarvestCost = round(harvestCost*totalVolume) # total harvest costs for stand
#############################################
# Hauling Cost #
#############################################
haulTimeRT = 0.0
haulCost = 0.0
truckVol = 0.0
trips = 0.0
totalHaulCost = 0.0
if haulDist > 0.00001:
haulDist = haulDist + HaulDistExtension # in miles
haulDist = round(haulDist, 2)
if HaulDistExtension > 0:
haulTimeRT = haulTime*2.0+HaulDistExtension*2.0/(30*60.0) # round trip time plus travel time on extension
else:
haulTimeRT = haulTime*2.0 # round trip time
haulCost = hauling.haulcost(haulDist, haulTimeRT) # returns haul cost per minute
# stinger-steer log truck avg volume per load (7 CCF small timber to 10 CCF large timber)
if totalVolumePerAcre > 0.0:
percentageCT = (TreeVolCT*RemovalsCT)/totalVolumePerAcre
percentageSLT = (TreeVolSLT*RemovalsSLT)/totalVolumePerAcre
percentageLLT = (TreeVolLLT*RemovalsLLT)/totalVolumePerAcre
truckVol = percentageCT*700+percentageSLT*850+percentageLLT*1000
trips = math.ceil(totalVolume/truckVol) # necessary total trips to mill
totalHaulCost = round(haulTimeRT*haulCost*trips*HaulProportion) # total costs for all trips
#############################################
# Total Costs #
#############################################
totalCost = totalHaulCost + totalHarvestCost
results = {
'total_area': (round(Area, 2)),
'slope': (round(Slope, 2)),
'elevation': (round(Elevation, 2)),
'total_volume': (round(totalVolume, 2)),
'skid_distance': SkidDist,
'harvest_system': (HarvestSystem),
'harvest_cost_ft3': harvestCost,
'total_harvest_cost': totalHarvestCost,
'haul_distance_extension': HaulDistExtension,
'haul_distance_ow': haulDist,
'haul_time_ow': haulTime,
'total_haul_trips': trips,
'haul_cost_min': haulCost,
'total_haul_cost': totalHaulCost,
'mill_coordinates': coord_mill,
'landing_coordinates': coord_landing_stand,
'total_cost': totalCost
}
return results
def cost_func(Area,
Elevation,
Slope,
stand_wkt,
RemovalsCT,
TreeVolCT,
RemovalsSLT,
TreeVolSLT,
RemovalsLLT,
TreeVolLLT,
HdwdFractionCT,
HdwdFractionSLT,
HdwdFractionLLT,
PartialCut,
landing_coords,
haulDist,
haulTime,
coord_mill,
NoHelicopter=False,
HaulProportion=1):
#############################################
# Skid Distance, Haul Distance Extension #
#############################################
SkidDist, HaulDistExtension, coord_landing_stand = skidding.skidding(
stand_wkt, landing_coords, Slope)
HaulDistExtension = round(HaulDistExtension * 0.000189394,
3) # convert to miles
#############################################
# Harvest Cost #
#############################################
harvest_result = harvesting.harvestcost(
PartialCut, Slope, SkidDist, Elevation, RemovalsCT, TreeVolCT,
RemovalsSLT, TreeVolSLT, RemovalsLLT, TreeVolLLT, HdwdFractionCT,
HdwdFractionSLT, HdwdFractionLLT, NoHelicopter, HaulProportion)
harvestCost, HarvestSystem = harvest_result # returns harvest cost per CCF and Harvesting System
totalVolumePerAcre = TreeVolSLT * RemovalsSLT + RemovalsLLT * TreeVolLLT + RemovalsCT * TreeVolCT
totalVolume = Area * totalVolumePerAcre # total removal volume in ft3
totalHarvestCost = round(harvestCost *
totalVolume) # total harvest costs for stand
#############################################
# Hauling Cost #
#############################################
haulTimeRT = 0.0
haulCost = 0.0
truckVol = 0.0
trips = 0.0
totalHaulCost = 0.0
if haulDist > 0.00001:
haulDist = haulDist + HaulDistExtension # in miles
haulDist = round(haulDist, 2)
if HaulDistExtension > 0:
haulTimeRT = haulTime * 2.0 + HaulDistExtension * 2.0 / (
30 * 60.0) # round trip time plus travel time on extension
else:
haulTimeRT = haulTime * 2.0 # round trip time
haulCost = hauling.haulcost(haulDist,
haulTimeRT) # returns haul cost per minute
# stinger-steer log truck avg volume per load (7 CCF small timber to 10 CCF large timber)
if totalVolumePerAcre > 0.0:
truckVol = 28.0 * 2000.0 * 1.0 / 38.0 # 28t truckload (converted to pounds) * 38lb/ft3 for Douglas Fir http://www.engineeringtoolbox.com/weigt-wood-d_821.html
trips = math.ceil(totalVolume /
truckVol) # necessary total trips to mill
totalHaulCost = round(haulTimeRT * haulCost * trips *
HaulProportion) # total costs for all trips
#############################################
# Total Costs #
#############################################
totalCost = totalHaulCost + totalHarvestCost
results = {
'total_area': (round(Area, 2)),
'slope': (round(Slope, 2)),
'elevation': (round(Elevation, 2)),
'total_volume': (round(totalVolume, 2)),
'skid_distance': SkidDist,
'harvest_system': (HarvestSystem),
'harvest_cost_ft3': harvestCost,
'total_harvest_cost': totalHarvestCost,
'haul_distance_extension': HaulDistExtension,
'haul_distance_ow': haulDist,
'haul_time_ow': haulTime,
'total_haul_trips': trips,
'haul_cost_min': haulCost,
'total_haul_cost': totalHaulCost,
'mill_coordinates': coord_mill,
'landing_coordinates': coord_landing_stand,
'total_cost': totalCost
}
return results
