diff --git a/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/controller/ExperimentController.java b/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/controller/ExperimentController.java
index ada1379..3b3e92b 100644
--- a/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/controller/ExperimentController.java
+++ b/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/controller/ExperimentController.java
@@ -257,6 +257,10 @@ public class ExperimentController extends JeecgController<Experiment, IExperimen
                 return Result.error("实验状态不正确！");
             }
         }*/
+        Experiment dbExp = experimentService.getByExperimentNo(experimentNo);
+        if (Objects.nonNull(dbExp) && StringUtils.isBlank(experiment.getId())) {
+            experiment.setId(dbExp.getId());
+        }
         experiment.setStatus(ExperimentStatus.STAGING);
         experimentService.saveWithDetail(experiment);
 
diff --git a/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/service/IExperimentService.java b/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/service/IExperimentService.java
index 496bfd0..95b867c 100644
--- a/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/service/IExperimentService.java
+++ b/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/service/IExperimentService.java
@@ -18,6 +18,7 @@ public interface IExperimentService extends IService<Experiment> {
     void fetchExperimentDetail(Experiment experiment);
 
     Experiment copy(Experiment oldExperiment);
+    Experiment getByExperimentNo(String experimentNo);
 
     void changeStatus(String experimentId, String status);
 
diff --git a/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/service/impl/ExperimentServiceImpl.java b/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/service/impl/ExperimentServiceImpl.java
index a591368..2e76720 100644
--- a/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/service/impl/ExperimentServiceImpl.java
+++ b/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/service/impl/ExperimentServiceImpl.java
@@ -243,6 +243,11 @@ public class ExperimentServiceImpl extends ServiceImpl<ExperimentMapper, Experim
 
     }
 
+    @Override
+    public Experiment getByExperimentNo(String experimentNo) {
+        return getOne(new LambdaQueryWrapper<Experiment>().eq(Experiment::getExperimentNo, experimentNo), false);
+    }
+
     @Override
     public void changeStatus(String experimentId, String status) {
         Experiment dbData = getById(experimentId);