diff --git a/app/controllers/competitions_controller.rb b/app/controllers/competitions_controller.rb
index 3b438e06..4cbb8d14 100644
--- a/app/controllers/competitions_controller.rb
+++ b/app/controllers/competitions_controller.rb
@@ -749,7 +749,7 @@ class CompetitionsController < ApplicationController
   # rate 关卡经验值与分数的比值
   # challenge_count 每个实训的关卡数
   # 对三个实训的所有关卡循环： 找到在比赛时间内通关的最低耗时
-  def chart_exp_score_pre user_ids, s_time, e_time, challenges, rate, challenge_count
+  def chart_exp_score_pre user_ids, s_time, e_time, challenges, s_rate, challenge_count
     total_score = 0
     total_time = 0
     length = challenge_count   #每个实训的关卡数
@@ -758,7 +758,7 @@ class CompetitionsController < ApplicationController
       time = 0
       challenges.where(:position => i).each do |challenge|
         Game.where(:challenge_id => challenge.id, :user_id => user_ids, :status => 2).select{|game| game.open_time >= s_time && game.end_time <= e_time }.each do |game|
-          game_score = challenge.score * rate
+          game_score = challenge.score * s_rate
           cost_time = (game.end_time.to_i - s_time.to_i) > 0 ? (game.end_time.to_i -  s_time.to_i) : 0
           if score < game_score
             score = game_score