diff --git a/Plugins/WPSCombatSystem/combat_service.py b/Plugins/WPSCombatSystem/combat_service.py
index 987d38a..fdeb4e7 100644
--- a/Plugins/WPSCombatSystem/combat_service.py
+++ b/Plugins/WPSCombatSystem/combat_service.py
@@ -440,17 +440,10 @@ class CombatService:
             )
             return 0
         
-        # 1. 计算基础时间（指数增长，上限24小时）
+        # 1. 计算基础时间（线性增长，上限24小时）
         base_time = CombatConfig.get_int("combat_adventure_base_time")
         max_time = CombatConfig.get_int("combat_adventure_max_time")
         
-        # 第n阶段的基础时间 = base_time * 2^(n-1)
-        stage_base_time = min(base_time * (2 ** (stage - 1)), max_time)
-        
-        # 2. 计算时间缩减（对数函数）
-        divisor = CombatConfig.get_float("combat_time_reduction_divisor")
-        time_reduction_factor = 1 + math.log10(1 + equipment_strength / divisor)
-        
         # 3. 果酒时间缩减buff
         wine_time_reduction = 0.0
         for wine_id in wine_buffs:
@@ -458,7 +451,7 @@ class CombatService:
                 wine_time_reduction += WINE_BUFFS[wine_id].get("time_reduction", 0.0)
         
         # 4. 最终时间
-        actual_time = stage_base_time / time_reduction_factor
+        actual_time = min(max_time, base_time * stage)
         actual_time = actual_time * (1 - wine_time_reduction)
         actual_time = max(1, int(actual_time))  # 最少1分钟