diff --git a/src/components/olmap/DMALeakDetection/AnalysisParameters.tsx b/src/components/olmap/DMALeakDetection/AnalysisParameters.tsx
index c79b8a6..33c373c 100644
--- a/src/components/olmap/DMALeakDetection/AnalysisParameters.tsx
+++ b/src/components/olmap/DMALeakDetection/AnalysisParameters.tsx
@@ -82,7 +82,7 @@ const AnalysisParameters: React.FC<Props> = ({
 
   const parsedQSum = Number(qSumInput);
   const qSumIsValid =
-    qSumInput.trim() !== "" && Number.isFinite(parsedQSum) && parsedQSum >= 360;
+    qSumInput.trim() !== "" && Number.isFinite(parsedQSum) && parsedQSum >= 0;
 
   const isValid = useMemo(() => {
     if (!schemeName.trim() || !startTime || !endTime) return false;
@@ -94,7 +94,7 @@ const AnalysisParameters: React.FC<Props> = ({
       open?.({
         type: "error",
         message: "请完善参数并确认时间范围合法",
-        description: !qSumIsValid ? `总漏损流量需不小于 360 ${FLOW_DISPLAY_UNIT}` : undefined,
+        description: !qSumIsValid ? `总漏损流量不能小于 0 ${FLOW_DISPLAY_UNIT}` : undefined,
       });
       return;
     }
@@ -235,11 +235,11 @@ const AnalysisParameters: React.FC<Props> = ({
                 setFormField("qSum", value);
               }
             }}
-            inputProps={{ min: 360, step: 10 }}
+            inputProps={{ min: 0, step: 10 }}
             error={qSumInput.trim() !== "" && !qSumIsValid}
             helperText={
               qSumInput.trim() !== "" && !qSumIsValid
-                ? `需不小于 360 ${FLOW_DISPLAY_UNIT}`
+                ? `不能小于 0 ${FLOW_DISPLAY_UNIT}`
                 : " "
             }
           />