Table 15 Factor ranking and optimal combination.

From: Multi-objective design and optimization of squeezed branch pile based on orthogonal test

Optimization objectives

Factor ranking

Optimal combination

I

BADC

A3B3C1D3

II

ABDC

A3B3C1D3

II

BACD

A3B3C1D2

IV

ADCB

A3B2C1D3

V

ACBD

A3B1C1D1

VI

BCAD

A3B1C1D1