diff --git a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/GammaServiceImpl.java b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/GammaServiceImpl.java
index 8bc2f59d..e2b6c028 100644
--- a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/GammaServiceImpl.java
+++ b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/GammaServiceImpl.java
@@ -214,8 +214,23 @@ public class GammaServiceImpl extends AbstractLogOrReport implements IGammaServi
             }
             //读取redis缓存的计算mdc信息
             Map<String, CalMDCInfo> mdcInfoMap = (Map<String, CalMDCInfo>) redisUtil.get("mdcInfoMap-"+phd.getHeader().getSystem_type());
-            if (CollectionUtils.isNotEmpty(mdcInfoMap)) {
-                phd.setMdcInfoMap(mdcInfoMap);
+            //如果是数据库加载  判断如果mdc计算结果是空的  就加入新的  否则使用数据库加载的mdc数据
+            if (CollectionUtils.isEmpty(phd.getMdcInfoMap())) {
+                if (CollectionUtils.isNotEmpty(mdcInfoMap)) {
+                    phd.setMdcInfoMap(mdcInfoMap);
+                }
+            } else {
+                if (CollectionUtils.isNotEmpty(mdcInfoMap)) {
+                    Map<String, CalMDCInfo> infoMap = phd.getMdcInfoMap();
+                    for (Map.Entry<String, CalMDCInfo> entry:infoMap.entrySet()) {
+                        String nuclName = entry.getKey();
+                        CalMDCInfo info = mdcInfoMap.get(nuclName);
+                        if (Objects.nonNull(info)) {
+                            CalMDCInfo mdcInfo = entry.getValue();
+                            mdcInfo.setHalflife(info.getHalflife());
+                        }
+                    }
+                }
             }
             gammaFileUtil.Qcstate(phd);
             key = fileName + StringPool.DASH + userName;
@@ -538,8 +553,23 @@ public class GammaServiceImpl extends AbstractLogOrReport implements IGammaServi
             }
             //读取redis缓存的计算mdc信息
             Map<String, CalMDCInfo> mdcInfoMap = (Map<String, CalMDCInfo>) redisUtil.get("mdcInfoMap-"+phd.getHeader().getSystem_type());
-            if (CollectionUtils.isNotEmpty(mdcInfoMap)) {
-                phd.setMdcInfoMap(mdcInfoMap);
+            //如果是数据库加载  判断如果mdc计算结果是空的  就加入新的  否则使用数据库加载的mdc数据
+            if (CollectionUtils.isEmpty(phd.getMdcInfoMap())) {
+                if (CollectionUtils.isNotEmpty(mdcInfoMap)) {
+                    phd.setMdcInfoMap(mdcInfoMap);
+                }
+            } else {
+                if (CollectionUtils.isNotEmpty(mdcInfoMap)) {
+                    Map<String, CalMDCInfo> infoMap = phd.getMdcInfoMap();
+                    for (Map.Entry<String, CalMDCInfo> entry:infoMap.entrySet()) {
+                        String nuclName = entry.getKey();
+                        CalMDCInfo info = mdcInfoMap.get(nuclName);
+                        if (Objects.nonNull(info)) {
+                            CalMDCInfo mdcInfo = entry.getValue();
+                            mdcInfo.setHalflife(info.getHalflife());
+                        }
+                    }
+                }
             }
         }
         // 获取当前角色配置的颜色信息