diff --git a/klp-ui/src/views/wms/anneal/performance/report.vue b/klp-ui/src/views/wms/anneal/performance/report.vue
index 0a416038..d3a39318 100644
--- a/klp-ui/src/views/wms/anneal/performance/report.vue
+++ b/klp-ui/src/views/wms/anneal/performance/report.vue
@@ -81,8 +81,14 @@ export default {
     return {
       loading: false,
       queryParams: {
-        startTime: undefined,
-        endTime: undefined,
+        startTime: (() => {
+          const d = new Date(); d.setDate(d.getDate() - 1);
+          return `${d.getFullYear()}-${String(d.getMonth()+1).padStart(2,'0')}-${String(d.getDate()).padStart(2,'0')} 00:00:00`;
+        })(),
+        endTime: (() => {
+          const d = new Date();
+          return `${d.getFullYear()}-${String(d.getMonth()+1).padStart(2,'0')}-${String(d.getDate()).padStart(2,'0')} 00:00:00`;
+        })(),
         targetFurnaceId: undefined,
         planNo: undefined,
         enterCoilNo: undefined,
diff --git a/klp-ui/src/views/wms/report/abnormal.vue b/klp-ui/src/views/wms/report/abnormal.vue
index 24d5a068..c5c35b73 100644
--- a/klp-ui/src/views/wms/report/abnormal.vue
+++ b/klp-ui/src/views/wms/report/abnormal.vue
@@ -155,52 +155,14 @@ export default {
   },
   dicts: ['product_coil_status', 'coil_material', 'coil_itemname', 'coil_manufacturer', 'coil_quality_status'],
   data() {
-    // 工具函数：个位数补零
     const addZero = (num) => num.toString().padStart(2, '0')
 
-    // 获取当前日期（默认选中当天）
     const now = new Date()
-    const currentDate = `${now.getFullYear()}-${addZero(now.getMonth() + 1)}`
+    const yesterday = new Date(now)
+    yesterday.setDate(yesterday.getDate() - 1)
 
-    /**
-     * 生成指定日期/月份的时间范围字符串
-     * @param {string} dateStr - 支持格式：yyyy-MM（月份） 或 yyyy-MM-dd（具体日期）
-     * @returns {object} 包含start（开始时间）和end（结束时间）的对象
-     */
-    const getDayTimeRange = (dateStr) => {
-      // 先校验输入格式是否合法
-      const monthPattern = /^\d{4}-\d{2}$/; // yyyy-MM 正则
-      const dayPattern = /^\d{4}-\d{2}-\d{2}$/; // yyyy-MM-dd 正则
-
-      if (!monthPattern.test(dateStr) && !dayPattern.test(dateStr)) {
-        throw new Error('输入格式错误，请传入 yyyy-MM 或 yyyy-MM-dd 格式的字符串');
-      }
-
-      let startDate, endDate;
-
-      if (monthPattern.test(dateStr)) {
-        // 处理 yyyy-MM 格式：获取本月第一天和最后一天
-        const [year, month] = dateStr.split('-').map(Number);
-        // 月份是0基的（0=1月，1=2月...），所以要减1
-        // 第一天：yyyy-MM-01
-        startDate = `${dateStr}-01`;
-        // 最后一天：通过 new Date(year, month, 0) 计算（month是原始月份，比如2代表2月，传2则取3月0日=2月最后一天）
-        const lastDayOfMonth = new Date(year, month, 0).getDate();
-        endDate = `${dateStr}-${lastDayOfMonth.toString().padStart(2, '0')}`;
-      } else {
-        // 处理 yyyy-MM-dd 格式：直接使用传入的日期
-        startDate = dateStr;
-        endDate = dateStr;
-      }
-
-      // 拼接时间部分
-      return {
-        start: `${startDate} 00:00:00`,
-        end: `${endDate} 23:59:59`
-      };
-    };
-
-    const { start, end } = getDayTimeRange(currentDate)
+    const start = `${yesterday.getFullYear()}-${addZero(yesterday.getMonth() + 1)}-${addZero(yesterday.getDate())} 00:00:00`
+    const end = `${now.getFullYear()}-${addZero(now.getMonth() + 1)}-${addZero(now.getDate())} 00:00:00`
     return {
       lossList: [],
       outList: [],