diff --git a/XNSimHtml/components/data-monitor.js b/XNSimHtml/components/data-monitor.js
index f41e406..73b4b4c 100644
--- a/XNSimHtml/components/data-monitor.js
+++ b/XNSimHtml/components/data-monitor.js
@@ -1180,7 +1180,9 @@ class DataMonitor extends HTMLElement {
     disconnectedCallback() {
         this.isActive = false;
         // 清理所有图表窗口
-        this.chartWindows.forEach(window => {
+        this.chartWindows.forEach((window, windowId) => {
+            // 触发关闭事件，确保所有清理工作都完成
+            window.dispatchEvent(new CustomEvent('close'));
             window.remove();
         });
         this.chartWindows.clear();