Table 1.
Evaluation method analysis.
Fig 1.
Selection method of combination schemes.
Fig 2.
The flowchart of the selection method.
Fig 3.
The 3D model of the standard floor.
Table 2.
The concrete volume of vertical precast components.
Table 3.
The projected area of horizontal precast components.
Table 4.
The combination scheme of prefabricated components.
Table 5.
Single-party cost for different phases(unit: Yuan).
Table 6.
Total cost of prefabricated components combination schemes.
Table 7.
Prefabricated components duration savings (unit: Workday).
Table 8.
Duration savings for the combined schemes.
Table 9.
Raw material consumption in the production stage of prefabricated components per unit volume.
Table 10.
Energy consumption of mechanical equipment in the production stage of prefabricated components per unit volume.
Table 11.
Carbon emissions per unit volume of prefabricated components(unit: kgCO2eq/m3).
Table 12.
Carbon emissions of different combination schemes(unit: tCO2eq).
Table 13.
The initial decision matrix.
Table 14.
Indicators weights and gray correlation projection weights.
Table 15.
The positive and negative weighted gray correlation projection values and the optimal membership degree.
Fig 4.
Analysis of indicators of different schemes.
(a) Costs under different schemes(million),(b) Duration savings under different schemes (Workday),(c) Carbon footprint under different schemes (tCO2eq),(d) Optimal membership degree under different schemes.