diff --git a/algorithm/algorithm-boot/src/main/java/com/njcn/algorithm/serviceimpl/line/SpecialAnalysisServiceImpl.java b/algorithm/algorithm-boot/src/main/java/com/njcn/algorithm/serviceimpl/line/SpecialAnalysisServiceImpl.java
index d6c1f14..df72caa 100644
--- a/algorithm/algorithm-boot/src/main/java/com/njcn/algorithm/serviceimpl/line/SpecialAnalysisServiceImpl.java
+++ b/algorithm/algorithm-boot/src/main/java/com/njcn/algorithm/serviceimpl/line/SpecialAnalysisServiceImpl.java
@@ -131,44 +131,51 @@ public class SpecialAnalysisServiceImpl implements ISpecialAnalysisService {
                                 ObjectInputStream ois = new ObjectInputStream(bis);
                                 //强转成WaveDataDTO
                                 waveDataDTO = (WaveDataDTO) ois.readObject();
+                                bis.close();
+                                ois.close();
+                                bytes=null;
                             } catch (Exception e) {
                                 e.printStackTrace();
+                            } finally {
+                                System.gc();
                             }
-                            //标称电压
-                            if (line.getScale() != null) {
-                                BigDecimal voltageLevel = BigDecimal.valueOf(Float.parseFloat(line.getScale()))
-                                        .divide(BigDecimal.valueOf(1.732), 2, RoundingMode.HALF_UP);
-                                //格式化数据源
-                                List<List<String>> newListRmsData = listRmsTimeDataFormat(waveDataDTO);
-                                //暂升事件
-                                if (rmpEventDetailPO.getEventType().equals(rise.getId())) {
-                                    if (BooleanUtil.or(isRiseThrough(125, 130, 500, voltageLevel, newListRmsData),
-                                            isRiseThrough(120, 125, 1000, voltageLevel, newListRmsData),
-                                            isRiseThrough(110, 120, 10000, voltageLevel, newListRmsData))) {
-                                        spThroughPO.setIsOrNot(1);
-                                    }
+                            if (ObjectUtil.isNotNull(waveDataDTO)) {
+                                //标称电压
+                                if (line.getScale() != null) {
+                                    BigDecimal voltageLevel = BigDecimal.valueOf(Float.parseFloat(line.getScale()))
+                                            .divide(BigDecimal.valueOf(1.732), 2, RoundingMode.HALF_UP);
+                                    //格式化数据源
+                                    List<List<String>> newListRmsData = listRmsTimeDataFormat(waveDataDTO);
+                                    //暂升事件
+                                    if (rmpEventDetailPO.getEventType().equals(rise.getId())) {
+                                        if (BooleanUtil.or(isRiseThrough(125, 130, 500, voltageLevel, newListRmsData),
+                                                isRiseThrough(120, 125, 1000, voltageLevel, newListRmsData),
+                                                isRiseThrough(110, 120, 10000, voltageLevel, newListRmsData))) {
+                                            spThroughPO.setIsOrNot(1);
+                                        }
 
-                                }
-                                //暂降事件
-                                if (rmpEventDetailPO.getEventType().equals(dip.getId())) {
-                                    //风电场
-                                    if (line.getBigObjType().equals(windFarms.getId())) {
-                                        if (BooleanUtil.or(isDipThrough(20, 625, 1, voltageLevel, newListRmsData),
-                                                isDipThrough(20, 2000, 2, voltageLevel, newListRmsData))
-                                        ) {
-                                            spThroughPO.setIsOrNot(1);
-                                        }
-                                    }
-                                    //光伏电站
-                                    if (line.getBigObjType().equals(powerStation.getId())) {
-                                        if (BooleanUtil.or(isDipThrough(0, 150, 1, voltageLevel, newListRmsData),
-                                                isDipThrough(20, 625, 1, voltageLevel, newListRmsData),
-                                                isDipThrough(20, 90, null, voltageLevel, newListRmsData))) {
-                                            spThroughPO.setIsOrNot(1);
+                                    }
+                                    //暂降事件
+                                    if (rmpEventDetailPO.getEventType().equals(dip.getId())) {
+                                        //风电场
+                                        if (line.getBigObjType().equals(windFarms.getId())) {
+                                            if (BooleanUtil.or(isDipThrough(20, 625, 1, voltageLevel, newListRmsData),
+                                                    isDipThrough(20, 2000, 2, voltageLevel, newListRmsData))
+                                            ) {
+                                                spThroughPO.setIsOrNot(1);
+                                            }
+                                        }
+                                        //光伏电站
+                                        if (line.getBigObjType().equals(powerStation.getId())) {
+                                            if (BooleanUtil.or(isDipThrough(0, 150, 1, voltageLevel, newListRmsData),
+                                                    isDipThrough(20, 625, 1, voltageLevel, newListRmsData),
+                                                    isDipThrough(20, 90, null, voltageLevel, newListRmsData))) {
+                                                spThroughPO.setIsOrNot(1);
+                                            }
                                         }
                                     }
+                                    info.add(spThroughPO);
                                 }
-                                info.add(spThroughPO);
                             }
                         }
                     }
@@ -238,9 +245,8 @@ public class SpecialAnalysisServiceImpl implements ISpecialAnalysisService {
                                         minTime.setAccessible(true);
                                         minNum.setAccessible(true);
                                         isOrNot.setAccessible(true);
-                                        if (CollUtil.isEmpty(min[i])) {
-                                            minTime.set(dto, "[]");
-                                        } else {
+                                        minTime.set(dto, "[]");
+                                        if (CollUtil.isNotEmpty(min[i])) {
                                             List<String> mins = min[i].stream().distinct().collect(Collectors.toList());
                                             List<String> limitTime = dataLimitRateDetailFeignClient.getLimitRateDetailTime(lineId, calculatedParam.getDataDate()).getData();
                                             if (CollUtil.isNotEmpty(limitTime)) {
@@ -248,6 +254,8 @@ public class SpecialAnalysisServiceImpl implements ISpecialAnalysisService {
                                                 if (CollUtil.isNotEmpty(collect)) {
                                                     minTime.set(dto, JSON.toJSONString(collect));
                                                     isOrNot.set(dto, 1);
+                                                } else {
+                                                    minTime.set(dto, "[]");
                                                 }
                                             }
                                         }