diff --git a/src/components/olmap/BurstLocation/AnalysisParameters.tsx b/src/components/olmap/BurstLocation/AnalysisParameters.tsx
index 96f2d60..88c5cd5 100644
--- a/src/components/olmap/BurstLocation/AnalysisParameters.tsx
+++ b/src/components/olmap/BurstLocation/AnalysisParameters.tsx
@@ -1,6 +1,6 @@
 "use client";
 
-import React, { useCallback, useEffect, useMemo, useState } from "react";
+import React, { useCallback, useMemo, useState } from "react";
 import ExpandMoreIcon from "@mui/icons-material/ExpandMore";
 import RefreshIcon from "@mui/icons-material/Refresh";
 import {
@@ -59,12 +59,6 @@ const AnalysisParameters: React.FC<Props> = ({ onResult }) => {
   const [burstEndTime, setBurstEndTime] = useState<Dayjs | null>(
     dayjs().subtract(5, "minute"),
   );
-  const [normalStartTime, setNormalStartTime] = useState<Dayjs | null>(
-    dayjs().subtract(2, "hour"),
-  );
-  const [normalEndTime, setNormalEndTime] = useState<Dayjs | null>(
-    dayjs().subtract(90, "minute"),
-  );
   const [minDpressure, setMinDpressure] = useState<number>(2);
   const [basicPressure, setBasicPressure] = useState<number>(10);
   const [advancedOpen, setAdvancedOpen] = useState(false);
@@ -78,16 +72,8 @@ const AnalysisParameters: React.FC<Props> = ({ onResult }) => {
 
     setBurstStartTime(start);
     setBurstEndTime(end);
-    setNormalStartTime(start);
-    setNormalEndTime(end);
   }, []);
 
-  useEffect(() => {
-    if (!isSimulationMode) return;
-    setNormalStartTime(burstStartTime);
-    setNormalEndTime(burstEndTime);
-  }, [burstEndTime, burstStartTime, isSimulationMode]);
-
   const fetchSchemes = useCallback(
     async ({ force = false, notify = false }: { force?: boolean; notify?: boolean } = {}) => {
       if (schemeLoading || (!force && schemes.length > 0)) return;
@@ -152,35 +138,24 @@ const AnalysisParameters: React.FC<Props> = ({ onResult }) => {
 
   const isValid = useMemo(() => {
     if (!Number.isFinite(burstLeakage) || burstLeakage <= 0) return false;
-    if (!burstStartTime || !burstEndTime || !normalStartTime || !normalEndTime) {
+    if (!burstStartTime || !burstEndTime) {
       return false;
     }
     if (dataSource === "simulation" && !selectedSchemeId) {
       return false;
     }
 
-    return (
-      burstStartTime.isBefore(burstEndTime) &&
-      normalStartTime.isBefore(normalEndTime)
-    );
+    return burstStartTime.isBefore(burstEndTime);
   }, [
     burstLeakage,
     burstStartTime,
     burstEndTime,
-    normalStartTime,
-    normalEndTime,
     dataSource,
     selectedSchemeId,
   ]);
 
   const handleRun = async () => {
-    if (
-      !isValid ||
-      !burstStartTime ||
-      !burstEndTime ||
-      !normalStartTime ||
-      !normalEndTime
-    ) {
+    if (!isValid || !burstStartTime || !burstEndTime) {
       open?.({ type: "error", message: "请完善参数并确认时间范围合法" });
       return;
     }
@@ -210,8 +185,6 @@ const AnalysisParameters: React.FC<Props> = ({ onResult }) => {
           basic_pressure: basicPressure,
           scada_burst_start: burstStartTime.toISOString(),
           scada_burst_end: burstEndTime.toISOString(),
-          scada_normal_start: normalStartTime.toISOString(),
-          scada_normal_end: normalEndTime.toISOString(),
           use_scada_flow: enableFlow || undefined,
           simulation_scheme_name: selectedScheme?.scheme_name,
           simulation_scheme_type: selectedScheme?.scheme_type,
@@ -347,32 +320,6 @@ const AnalysisParameters: React.FC<Props> = ({ onResult }) => {
                 slotProps={{ textField: { size: "small", fullWidth: true } }}
               />
             </Box>
-            <Box>
-              <Typography variant="subtitle2" className="mb-1 font-medium">
-                正常开始时间
-              </Typography>
-              <DateTimePicker
-                value={normalStartTime}
-                onChange={setNormalStartTime}
-                maxDateTime={normalEndTime ?? undefined}
-                disabled={isSimulationMode}
-                format="YYYY-MM-DD HH:mm"
-                slotProps={{ textField: { size: "small", fullWidth: true } }}
-              />
-            </Box>
-            <Box>
-              <Typography variant="subtitle2" className="mb-1 font-medium">
-                正常结束时间
-              </Typography>
-              <DateTimePicker
-                value={normalEndTime}
-                onChange={setNormalEndTime}
-                minDateTime={normalStartTime ?? undefined}
-                disabled={isSimulationMode}
-                format="YYYY-MM-DD HH:mm"
-                slotProps={{ textField: { size: "small", fullWidth: true } }}
-              />
-            </Box>
           </Box>
         </LocalizationProvider>
 
diff --git a/src/components/olmap/BurstLocation/types.ts b/src/components/olmap/BurstLocation/types.ts
index 0500a36..8c2ffae 100644
--- a/src/components/olmap/BurstLocation/types.ts
+++ b/src/components/olmap/BurstLocation/types.ts
@@ -23,8 +23,6 @@ export interface BurstLocationResult {
   scada_window?: {
     burst_start?: string;
     burst_end?: string;
-    normal_start?: string;
-    normal_end?: string;
   };
   pressure_samples?: {
     burst?: number;
@@ -53,8 +51,6 @@ export interface BurstLocationSchemeDetail {
   scada_window?: {
     burst_start?: string;
     burst_end?: string;
-    normal_start?: string;
-    normal_end?: string;
   };
   result_summary?: {
     located_pipe?: string;