Substitute Pavluchenko slammed home the penalty and struck again after 73 minutes, pouncing to score from close range after Robinson parried Alexei Berezutsky's shot.
BBC: CHOOSE A SPORT
2.
Demba Ba and Jonathan Spector failed to trouble Paul Robinson with close-range headers, before Freddie Sears saw a 20-yard drive held by the Rovers keeper.
BBC: West Ham 1-1 Blackburn
3.
Derby did have chances, most notably Robinson's long-range effort which Simonsen did well to divert round the post.