Research Trends and Performance of IIoT Communication Network-Architectural Layers of Petrochemical Industry 4.0 for Coping with Circular Economy

Table 2

The nomenclatures and description of struck over PI_4.0-CN/AL model.

PI4.0-CNs/ALs	Descriptions
(i) IoT	Internet of Things
(ii) CPS	Cyber Physical System
(iii) VR	Virtual Reality
(iv) I	Integration
(v) DO	Data optimization
(vi) ERP	Enterprise Resource Planning
(vii) PC	Plant Control
(viii) DA	Data and Analytics
(ix) C/N	Networking
(x) IDM	Information and Data Management