diff --git a/core.py b/core.py
index 66a88c7..23726c1 100644
--- a/core.py
+++ b/core.py
@@ -218,7 +218,7 @@ def thunder_density(i, td, ip_a, ip_b):  # 雷电流幅值密度函数
         if td <= 20:
             r = -(10 ** (-i / 44)) * math.log(10) * (-1 / 44)  # 雷暴日20d
             return r
-        if td <= 40 and td>20:
+        if td>20:
             r = -(10 ** (-i / 88)) * math.log(10) * (-1 / 88)  # 雷暴日40d
             return r
         raise Exception("检查雷电参数!")
diff --git a/main.py b/main.py
index 2706c04..d400f30 100644
--- a/main.py
+++ b/main.py
@@ -150,7 +150,7 @@ def run_egm(para: Parameter) -> dict:
                 / math.pi
             )  # 挂点处保护角
             logger.info(f"挂点处保护角{shield_angle_at_avg_height:.3f}°")
-            logger.debug(f"最低相防护标识{rg_type}")
+            logger.debug(f"最低相防护标识{rg_type}。（g表示地面，c表示下导线）")
             rated_voltage = para.rated_voltage
             for u_bar in range(voltage_n):  # 计算不同工作电压下的跳闸率
                 if para.ac_or_dc=="AC":
diff --git a/webui/src/components/ParameterForm.vue b/webui/src/components/ParameterForm.vue
index 561c271..c769f2b 100644
--- a/webui/src/components/ParameterForm.vue
+++ b/webui/src/components/ParameterForm.vue
@@ -105,7 +105,6 @@
                       v-model="params.parameter.td"
                       type="number"
                       label="雷暴日 (d)"
-                      :disable="isTdDisabled"
                     >
                       <q-tooltip>一年中雷暴天数，用于计算地闪密度</q-tooltip>
                     </q-input>
@@ -244,7 +243,7 @@
                       type="number"
                       label="计算时电压分成多少份"
                     >
-                      <q-tooltip>将电压波形离散化的份数，影响计算精度</q-tooltip>
+                      <q-tooltip>将电压波形离散化的份数，即将交流电压在一个周期内的不同值进行计算。</q-tooltip>
                     </q-input>
                   </div>
                   <div class="col-12 col-md-6">
@@ -331,7 +330,16 @@
                 </div>
               </q-card-section>
               <q-card-section>
-                <pre class="text-caption bg-white q-pa-md rounded">{{ result }}</pre>
+                <div class="text-body1">
+                  <div class="q-mb-sm"><strong>跳闸率：</strong>{{ result.tripping_rate }}</div>
+                  <div v-if="result.n_sf_phases && result.n_sf_phases.length > 0" class="q-mb-sm">
+                    <strong>各导线跳闸率：</strong>
+                    <span v-for="(rate, index) in result.n_sf_phases" :key="index" class="q-mr-md">
+                      导线{{ index + 1 }}: {{ rate.toFixed(4) }} 次/(100km·a)
+                    </span>
+                  </div>
+                  <div class="text-green-800 q-mt-md">{{ result.message }}</div>
+                </div>
               </q-card-section>
             </q-card>
           </div>
@@ -374,7 +382,7 @@ const defaultParams: AllParameters = {
 
 const params = reactive<AllParameters>(JSON.parse(JSON.stringify(defaultParams)))
 const calculating = ref(false)
-const result = ref<string | null>(null)
+const result = ref<{ tripping_rate: string; n_sf_phases: number[]; message: string } | null>(null)
 const error = ref<string | null>(null)
 const logRef = ref<InstanceType<typeof LogComponent> | null>(null)
 const fileInput = ref<HTMLInputElement | null>(null)
@@ -486,14 +494,11 @@ const calculate = async () => {
       logRef.value?.addLog('info', '开始 EGM 计算（开发模式）...')
       logRef.value?.addLog('info', '参数: 额定电压=750kV, 雷暴日=20d, 海拔=1000m')
       logRef.value?.addLog('info', '计算完成')
-      result.value = JSON.stringify({
-        success: true,
-        message: '计算完成（开发模式）',
-        data: {
-          tripping_rate: '0.0581 次/(100km·a)',
-          parameters: params
-        }
-      }, null, 2)
+      result.value = {
+        tripping_rate: '0.0581 次/(100km·a)',
+        n_sf_phases: [0.0421, 0.0581, 0.0392],
+        message: '计算完成'
+      }
       calculating.value = false
     }
   } catch (e: any) {
@@ -724,8 +729,13 @@ onMounted(() => {
   // 接收计算结果
   window.receiveResult = (res: { success: boolean; message: string; data?: any; error?: string }) => {
     calculating.value = false
-    if (res.success) {
-      result.value = JSON.stringify(res, null, 2)
+    if (res.success && res.data) {
+      result.value = {
+        tripping_rate: res.data.tripping_rate || '',
+        n_sf_phases: res.data.n_sf_phases || [],
+        message: res.message || '计算完成'
+      }
+      logRef.value?.addLog('info', '计算完成')
     } else {
       error.value = res.error || res.message
     }