diff --git a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/common/util/SelfStationUtil.java b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/common/util/SelfStationUtil.java
index fede0794..70570cd0 100644
--- a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/common/util/SelfStationUtil.java
+++ b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/common/util/SelfStationUtil.java
@@ -469,7 +469,8 @@ public class SelfStationUtil extends SelfBaseUtil {
             vChan.add(1.0);
             vChan.add(Double.valueOf(selfStationData.getSampleStruct().g_channels));
 
-            List<Double> vEner = CalValuesHandler.calFcnEval(vChan, selfStationData.getSampleVueData().getUsedEnerPara().getP()).counts;
+            PHDFile phd = selfStationData.getSampleVueData().getROIOnePHDFile();
+            List<Double> vEner = CalValuesHandler.calFcnEval(vChan, phd.getUsedEnerPara().getP()).counts;
             double d = vEner.get(0), maxE = vEner.get(1);
             double dStep = maxE / width * 2;
 
@@ -602,7 +603,8 @@ public class SelfStationUtil extends SelfBaseUtil {
             vChan.add(1.0);
             vChan.add(Double.valueOf(selfStationData.getSampleStruct().g_channels));
 
-            List<Double> vEner = CalValuesHandler.calFcnEval(vChan, selfStationData.getSampleVueData().getUsedEnerPara().getP()).counts;
+            PHDFile phd = selfStationData.getSampleVueData().getROIOnePHDFile();
+            List<Double> vEner = CalValuesHandler.calFcnEval(vChan, phd.getUsedEnerPara().getP()).counts;
             double d = vEner.get(0);
             double maxE = vEner.get(1);
             double dStep = maxE / width * 2;