Research Article

Integrated Optimization of Mixed Cargo Packing and Cargo Location Assignment in Automated Storage and Retrieval Systems

Table 6

Comparison of the outbound optimization data for high-frequency outbound goods. (The number of types of goods tested is the same, and the correlation coefficient of the goods is different.)

Cate-  
gories of goods
Serial number of the tested goodsAverage pairwise correlation coefficient of the goodsNumber of outbound delivery orders containing the test goods Operation time of stackers (s) Number of used cargo locations (unit) Operation time of the algorithm (s) Improvement effect of the algorithm (percentage improvement of the stacker operation efficiency)
COI rule optimiza-  
tion algorithm
Phased optimiza-  
tion algorithm
Integrated optimiza-  
tion algorithm
COI rule optimiza-  
tion algorithm
Phased optimiza-  
tion algorithm
Integrated optimiza-  
tion algorithm
COI rule optimiza-  
tion algorithm
Phased optimiza-  
tion algorithm
Integrated optimiza-  
tion algorithm
Phased optimiza-  
tion algorithm relative to COI rule optimiza-  
tion algorithm
Integrated optimiza-  
tion algorithm relative to COI rule optimiza-  
tion algorithm
Integrated optimiza-  
tion algorithm relative to phased optimiza-  
tion algorithm

201~200.0314811362172541696801608162010910321815621.9025.98%5.51%
2021~400.0192312282206381785171716872010911523116419.09%22.19%3.98%
2041~600.010261092210352180877176841201099820514814.01%15.93%2.28%
2061~800.00687956202496182451179355201010901921399.90%11.43%1.73%