Zacytuj

Fig. 1

Conventional design
Conventional design

Fig. 2

3D Flying-V design
3D Flying-V design

Fig. 3

3D Fishbone design
3D Fishbone design

Fig. 4

Standard geometry of V-shaped non-conventional UW designsSource: (Öztürkoğlu, 2016)
Standard geometry of V-shaped non-conventional UW designsSource: (Öztürkoğlu, 2016)

Fig. 5

Heuristic comparative assessment of UW designs (HCAUD) framework
Heuristic comparative assessment of UW designs (HCAUD) framework

Fig. 6

Initial design based on the PLP
Initial design based on the PLP

Fig. 7

Conventional design of the PBPW
Conventional design of the PBPW

Fig. 8

Flying-V design of the PBPW
Flying-V design of the PBPW

Fig. 9

Fishbone design of the PBPW
Fishbone design of the PBPW

Fig. 10

Comparison of picking run-time
Comparison of picking run-time

Fig. 11

Comparison of travel distance
Comparison of travel distance

Fig. 12

Improvement in picking run-time
Improvement in picking run-time

Fig. 13

Improvement in the travel distance
Improvement in the travel distance

Fig. 14

Final proposed design integrating the Fishbone design in the PLP
Final proposed design integrating the Fishbone design in the PLP

Description of the variables

ParametersDescription
ew, el, ehDimensions of the openings
a1Horizontal stacking space
a2Vertical stacking space
a3GMP space requirement from the pallet to the wall
apAisle width
FeaturesDescription
mThe slope of the diagonal aisle
θThe angle of the diagonal aisle
βThe length of the height of the triangle
αThe length of the base of the triangle
AThe width of the warehouse
BThe length of the warehouse

Calculated parameters and features

ParametersUnitInitial PLP DesignAlternative PLP DesignFlying-V DesignFishbone Design
ewmetres1.001.001.001.00
elmetres1.201.201.201.20
ehmetres1.001.001.001.00
umetres--4.302.00
a1metres0.100.100.100.10
a2metres0.300.300.300.30
a3metres1.001.001.001.00
acmetres--2.853.50
apmetres3.602.702.702.70
Features
mmetres--0.9489.00
θdegrees--43.0042.00
βmetres--15.0015.00
metres--17.5515.15
Ametres37.3037.3035.1030.30
Bmetres15.0015.0015.0015.00
Areasquare metres559.50559.50526.50454.50
Capacitypallets80.0080.0086.0084.00