This standard stipulates an in-depth description of the content of documents in the process package stage of automatic control engineering design; stipulates an in-depth description of the content of documents in the engineering design stage; stipulates examples of professional design documents for self-control in the process package stage; stipulates examples of professional design documents for self-control in the engineering design stage. This standard applies to automatic control engineering design in the process package and engineering design stages.
HG/T 20638-2017 history
2018HG/T 20638-2017 In-depth specification of design documents for automatic control engineering of chemical plant
1970HG/T 20638-1998 Specification for details of engineering design of instrumentation