From c7de3f9535cb621406c4a5ceb24e63eeb39f813d Mon Sep 17 00:00:00 2001 From: J-K-Peng Date: Fri, 18 Apr 2025 14:16:10 -0700 Subject: [PATCH] pvd1 model debug PVD1 is designed to respond only to downward frequency deviations. Please update the frequency deadband to 999 to effectively disable upward frequency droop. --- andes/models/distributed/pvd1.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/andes/models/distributed/pvd1.py b/andes/models/distributed/pvd1.py index 649caa4ef..788389882 100644 --- a/andes/models/distributed/pvd1.py +++ b/andes/models/distributed/pvd1.py @@ -324,7 +324,7 @@ def __init__(self, system, config): unit='Hz', tex_name='f_{dev}', ) - self.DB = DeadBand1(u=self.Fdev, center=0.0, lower=self.fdbd, upper=0.0, gain=self.ddn, + self.DB = DeadBand1(u=self.Fdev, center=0.0, lower=self.fdbd, upper=999.0, gain=self.ddn, info='frequency deviation deadband with gain', ) # outputs `Pdrp` self.DB.db.no_warn = True