# Curve comparison analysis
You can view the work of all your Plants and compare the work status of all Plants at the current or historical time.
# Power plant comparison
Operation steps
① Open the Plant Intelligent Analysis Curve Analysis Comparison Plant Comparison module
② Filter out the Plants you want to view
③ Select the Plants that need to be compared
④ Click on the option in the comparison dimension on the right to view the statistical chart in the comparison details
# Equipment comparison
Operation steps
① Open the Plant - Intelligent Analysis - Curve Analysis Comparison - Equipment Comparison module
② Filter out the Plants you want to view
③ Select the devices that need to be compared
④ Click on the option in the comparison dimension on the right to view the statistical chart in the comparison details