oracle异机恢复参考官方文档

How to use Rman Duplicate on ASM/RAC/OMF/Single Instance (Doc ID 840647.1)

How to perform Rman duplicate on ASM in Rac/Single instance on different host.

Refer the following Article.

Note.382669.1 Duplicate database from non ASM to ASM (vise versa) to a different host

Note.1913937.1  RMAN Duplicate Database From RAC ASM To RAC ASM

How to create a physical Standby using Rman Duplicate

Note.787793.1 Title: Creating a physical standby from ASM primary

Note.374069.1  Step by Step Guide to Create Physical Standby Using RMAN DUPLICATE (non ASM) on different / new host

How to perform Rman duplicate on same node

Note.245262.1 Create a Duplicate Database with NOCATALOG on Same Node

How to perform Rman duplicate from ASM to Non ASM (Vice versa)

Note 382669.1 Duplicate database from non ASM to ASM (vise versa) to a different host 
Note 1910175.1 RMAN DUPLICATE / RESTORE including Standby in ASM with OMF / non-OMF / Mixed Name for Datafile / Online Log / Controlfile

How to perform Rman duplicate using OS backups

Note.419144.1 Creating Duplicate Database from Rman Using the Backups done at OS level

Generic articles on Rman duplicate

Note.452868.1 RMAN 'Duplicate Database' Feature in 11G

Note 228257.1  RMAN 'Duplicate Database' Feature in Oracle9i / Oracle 10G

Note.186127.1 How to Create a Duplicate Database on Windows NT using RMAN

REFERENCES

NOTE:1910175.1 - RMAN DUPLICATE / RESTORE including Standby in ASM with OMF / non-OMF / Mixed Name for Datafile / Online Log / Controlfile
NOTE:1913937.1 - STEP BY STEP RMAN DUPLICATE Database From RAC ASM To RAC ASM
NOTE:415579.1 - HowTo Restore RMAN Disk backups of RAC Database to Single Instance On Another Node