diff --git a/src/views/spectrumAnalysis/clearSampleCache.js b/src/views/spectrumAnalysis/clearSampleCache.js
new file mode 100644
index 0000000..f5a8de3
--- /dev/null
+++ b/src/views/spectrumAnalysis/clearSampleCache.js
@@ -0,0 +1,17 @@
+import { deleteAction } from '@/api/manage'
+/**
+ * 发起请求清理后端对sample的缓存
+ * @param {Array<any>} sampleList 
+ */
+export const clearSampleCache = (sampleList) => {
+    sampleList.forEach(sample => {
+        const { inputFileName: fileName, sampleFileName, qcFileName } = sample
+        let url = '/gamma/delPHDCache',
+            params = { fileName }
+        if (sample.sampleType == 'B') {
+            url = '/spectrumAnalysis/deleteSpectrumCacheData'
+            params = { sampleFileName , qcFileName }
+        }
+        deleteAction(url, params)
+    })
+}
\ No newline at end of file
diff --git a/src/views/spectrumAnalysis/components/SpectraListInMenu.vue b/src/views/spectrumAnalysis/components/SpectraListInMenu.vue
index f55065b..59228c2 100644
--- a/src/views/spectrumAnalysis/components/SpectraListInMenu.vue
+++ b/src/views/spectrumAnalysis/components/SpectraListInMenu.vue
@@ -16,6 +16,8 @@
 </template>
 
 <script>
+import { clearSampleCache } from '../clearSampleCache'
+
 export default {
   props: {
     list: {
@@ -43,7 +45,8 @@ export default {
           this.handleClick(this.list[index + 1])
         }
       }
-      this.list.splice(index, 1)
+      const deleted = this.list.splice(index, 1)
+      clearSampleCache(deleted)
       this.$forceUpdate()
     }
   },
diff --git a/src/views/spectrumAnalysis/index.vue b/src/views/spectrumAnalysis/index.vue
index 49f5464..ab0b634 100644
--- a/src/views/spectrumAnalysis/index.vue
+++ b/src/views/spectrumAnalysis/index.vue
@@ -236,6 +236,7 @@ import BetaGammaEnergyCalibrationModal from './components/Modals/BetaGammaModals
 import AutomaticAnalysisLogModal from './components/Modals/BetaGammaModals/AutomaticAnalysisLogModal.vue'
 import BetaGammaExtrapolationModal from './components/Modals/BetaGammaModals/BetaGammaExtrapolationModal.vue'
 import { getAction } from '@/api/manage'
+import { clearSampleCache } from './clearSampleCache'
 
 // 分析类型
 const ANALYZE_TYPE = {
@@ -479,6 +480,8 @@ export default {
 
     // 清理全部
     handleCleanAll() {
+      clearSampleCache(this.sampleList)
+
       this.sampleList = []
       this.analysisType = undefined
       this.sampleData = {}
@@ -746,7 +749,9 @@ export default {
                 {
                   type: 'a-menu-item',
                   title: 'Clean All',
-                  handler: this.handleCleanAll,
+                  handler: () => {
+                    this.handleCleanAll()
+                  },
                 },
               ],
             },
@@ -770,7 +775,8 @@ export default {
                   if (spectra) {
                     this.loadSelectedSample(spectra)
                   } else {
-                    this.handleCleanAll()
+                    this.analysisType = undefined
+                    this.sampleData = {}
                   }
                 },
               },