diff --git a/nl-iot/pom.xml b/nl-iot/pom.xml
index 5a0ac2e..fcded45 100644
--- a/nl-iot/pom.xml
+++ b/nl-iot/pom.xml
@@ -28,35 +28,36 @@
         <dependency>
             <groupId>org.eclipse.milo</groupId>
             <artifactId>sdk-client</artifactId>
-            <version>0.6.16</version>
         </dependency>
 
         <!-- Java COM opc da 相关 -->
         <dependency>
             <groupId>org.jinterop</groupId>
             <artifactId>j-interop</artifactId>
-            <version>2.0.4</version>
         </dependency>
 
         <dependency>
             <groupId>org.apache.plc4x</groupId>
             <artifactId>plc4j-api</artifactId>
-            <version>0.13.0</version>
         </dependency>
 
         <dependency>
             <groupId>org.apache.plc4x</groupId>
             <artifactId>plc4j-driver-s7</artifactId>
-            <version>0.13.0</version>
             <scope>runtime</scope>
         </dependency>
 
         <dependency>
             <groupId>org.apache.plc4x</groupId>
             <artifactId>plc4j-driver-modbus</artifactId>
-            <version>0.13.0</version>
             <scope>runtime</scope>
         </dependency>
+
+        <!-- InfluxDB 2.x 官方Java客户端 -->
+        <dependency>
+            <groupId>com.influxdb</groupId>
+            <artifactId>influxdb-client-java</artifactId>
+        </dependency>
     </dependencies>
 
 </project>
\ No newline at end of file
diff --git a/nl-iot/src/main/java/org/nl/iot/core/cache/MetadataCacheManager.java b/nl-iot/src/main/java/org/nl/iot/core/cache/MetadataCacheManager.java
index 3b432b4..26d8e52 100644
--- a/nl-iot/src/main/java/org/nl/iot/core/cache/MetadataCacheManager.java
+++ b/nl-iot/src/main/java/org/nl/iot/core/cache/MetadataCacheManager.java
@@ -1,11 +1,13 @@
 package org.nl.iot.core.cache;
 
+import cn.hutool.core.util.ObjectUtil;
 import lombok.extern.slf4j.Slf4j;
 import org.nl.iot.core.driver.bo.ConnectSiteDO;
 import org.nl.iot.core.driver.bo.DeviceConnectionBO;
 import org.nl.iot.core.driver.bo.DeviceInfoReadCacheDo;
 import org.nl.iot.core.driver.bo.SiteBO;
 import org.nl.iot.core.driver.entity.RValue;
+import org.nl.iot.modular.influxdb.service.PlcSignalService;
 import org.nl.iot.modular.iot.service.IotConfigService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.CommandLineRunner;
@@ -29,6 +31,9 @@ public class MetadataCacheManager implements CommandLineRunner {
     @Autowired
     private IotConfigService configService;
 
+    @Autowired
+    private PlcSignalService plcSignalService;
+
     private final Map<String, DeviceInfoReadCacheDo> deviceInfoCache = new ConcurrentHashMap<>();
     
     /**
@@ -183,6 +188,14 @@ public class MetadataCacheManager implements CommandLineRunner {
 
     // ==================== 信号值缓存方法 ====================
 
+    /**
+     * 存储单个信号值
+     * @param key connectCode.deviceCode.信号别名
+     * @param rValue 信号值对象
+     */
+    public void putSignalValue(String key, RValue rValue) {
+        signalValueCache.put(key, rValue);
+    }
     /**
      * 存储单个信号值
      * @param deviceKey connectCode.deviceCode
@@ -203,13 +216,22 @@ public class MetadataCacheManager implements CommandLineRunner {
         if (rValues == null || rValues.isEmpty()) {
             return;
         }
-        
-        for (RValue rValue : rValues) {
-            if (rValue != null && rValue.getSiteBO() != null) {
-                String alias = rValue.getSiteBO().getAlias();
-                putSignalValue(deviceKey, alias, rValue);
+        Map<String, RValue> cacheSnapshot = getAllSignalValues();
+        List<RValue> needSaveValues = new ArrayList<>();
+        for (RValue newRValue : rValues) {
+            if (newRValue != null && newRValue.getSiteBO() != null) {
+                String alias = newRValue.getSiteBO().getAlias();
+                String key = deviceKey + "." + alias;
+                RValue oldValue = cacheSnapshot.get(key);
+                if (ObjectUtil.isNotEmpty(oldValue) && oldValue.getValue().equals(newRValue.getValue())) {
+                    continue;
+                }
+                putSignalValue(key, newRValue);
+                needSaveValues.add(newRValue);
             }
         }
+        // 批量存储到influxDB
+        plcSignalService.batchSaveSignalToInfluxDB(needSaveValues);
     }
 
     /**
diff --git a/nl-iot/src/main/java/org/nl/iot/core/influxDB/InfluxDB2Config.java b/nl-iot/src/main/java/org/nl/iot/core/influxDB/InfluxDB2Config.java
new file mode 100644
index 0000000..8c83f66
--- /dev/null
+++ b/nl-iot/src/main/java/org/nl/iot/core/influxDB/InfluxDB2Config.java
@@ -0,0 +1,83 @@
+package org.nl.iot.core.influxDB;
+
+import com.influxdb.client.*;
+import jakarta.annotation.PreDestroy;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * influx2.0
+ * @Author: liyongde
+ * @Date: 2026/3/24 10:38
+ * @Modified By:
+ */
+@Slf4j
+@Configuration
+public class InfluxDB2Config {
+
+    @Value("${influx.url}")
+    private String url;
+
+    @Value("${influx.token}")
+    private String token;
+
+    @Value("${influx.org}")
+    private String org;
+
+    @Value("${influx.bucket}")
+    private String bucket;
+
+    /**
+     * 初始化InfluxDB 2.x客户端
+     * 修复：通过OkHttpClient配置超时，替代不存在的set超时方法
+     */
+    @Bean
+    public InfluxDBClient influxDBClient() {
+
+        // 创建客户端，传入自定义OkHttp配置
+        InfluxDBClient client = InfluxDBClientFactory.create(
+                url,
+                token.toCharArray(),
+                org,
+                bucket
+        );
+
+        // 测试连接
+        client.ping();
+        log.info("InfluxDB 2.x 连接成功");
+        return client;
+    }
+
+    /**
+     * 写入API（开启批量写入，提升性能）
+     */
+    @Bean
+    public WriteApi writeApi(InfluxDBClient client) {
+        // 批量写入配置：缓冲1000条、500ms刷新、最大5000条
+        WriteOptions writeOptions = WriteOptions.builder()
+                .batchSize(1000)
+                .flushInterval(500)
+                .bufferLimit(5000)
+                .build();
+        return client.makeWriteApi(writeOptions);
+    }
+
+    /**
+     * 查询API
+     */
+    @Bean
+    public QueryApi queryApi(InfluxDBClient client) {
+        return client.getQueryApi();
+    }
+
+    /**
+     * 项目关闭时销毁客户端
+     */
+    @PreDestroy
+    public void destroy() {
+        log.info("InfluxDB 2.x 连接关闭");
+        influxDBClient().close();
+    }
+}
\ No newline at end of file
diff --git a/nl-iot/src/main/java/org/nl/iot/core/influxDB/InfluxDB2Util.java b/nl-iot/src/main/java/org/nl/iot/core/influxDB/InfluxDB2Util.java
new file mode 100644
index 0000000..301f8c6
--- /dev/null
+++ b/nl-iot/src/main/java/org/nl/iot/core/influxDB/InfluxDB2Util.java
@@ -0,0 +1,105 @@
+package org.nl.iot.core.influxDB;
+
+import com.influxdb.client.QueryApi;
+import com.influxdb.client.WriteApi;
+import com.influxdb.client.domain.WritePrecision;
+import com.influxdb.query.FluxRecord;
+import com.influxdb.query.FluxTable;
+import jakarta.annotation.Resource;
+import org.nl.iot.modular.influxdb.entity.PlcSignal;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * 工具类
+ * @Author: liyongde
+ * @Date: 2026/3/24 10:43
+ * @Modified By:
+ */
+@Component
+public class InfluxDB2Util {
+
+    @Value("${influx.bucket}")
+    private String bucket;
+
+    @Value("${influx.org}")
+    private String org;
+
+    @Resource
+    private WriteApi writeApi;
+
+    @Resource
+    private QueryApi queryApi;
+
+    /**
+     * 批量写入PLC信号
+     */
+    public void insertBatch(List<PlcSignal> datas) {
+        writeApi.writeMeasurements(WritePrecision.NS, datas);
+    }
+
+
+    /**
+     * 单条写入PLC信号
+     */
+    public void insertOne(PlcSignal data) {
+        insertOne(bucket, org, data);
+    }
+
+    /**
+     * 单条写入PLC信号
+     */
+    public void insertOne(String bucket, String org, PlcSignal data) {
+        writeApi.writeMeasurement(bucket, org, WritePrecision.NS, data);
+    }
+
+    /**
+     * PLC专用Flux查询结果转换
+     */
+    public List<PlcSignal> queryPlcFlux(String flux) {
+        List<FluxTable> tables = queryApi.query(flux);
+        return tables.stream()
+                .flatMap(table -> table.getRecords().stream())
+                .map(this::convertToPlcEntity)
+                .collect(Collectors.toList());
+    }
+
+    /**
+     * 执行统计查询，返回总数
+     * @param flux Flux查询语句
+     * @return 统计结果
+     */
+    public long queryCount(String flux) {
+        List<FluxTable> tables = queryApi.query(flux);
+        if (tables.isEmpty()) {
+            return 0L;
+        }
+        
+        // 获取count结果
+        return tables.stream()
+                .flatMap(table -> table.getRecords().stream())
+                .mapToLong(record -> {
+                    Object value = record.getValue();
+                    if (value instanceof Number) {
+                        return ((Number) value).longValue();
+                    }
+                    return 0L;
+                })
+                .sum();
+    }
+
+    /**
+     * Flux结果转PLC实体
+     */
+    private PlcSignal convertToPlcEntity(FluxRecord record) {
+        return PlcSignal.builder()
+                .device(record.getValueByKey("device").toString())
+                .tag(record.getValueByKey("tag").toString())
+                .value(record.getValueByKey("value").toString())
+                .changeTime(record.getTime())
+                .build();
+    }
+}
diff --git a/nl-iot/src/main/java/org/nl/iot/modular/influxdb/entity/PageResult.java b/nl-iot/src/main/java/org/nl/iot/modular/influxdb/entity/PageResult.java
new file mode 100644
index 0000000..fd2f9a7
--- /dev/null
+++ b/nl-iot/src/main/java/org/nl/iot/modular/influxdb/entity/PageResult.java
@@ -0,0 +1,112 @@
+package org.nl.iot.modular.influxdb.entity;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+/**
+ * 分页结果封装类
+ * @param <T> 数据类型
+ * @Author: liyongde
+ * @Date: 2026/3/24
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class PageResult<T> {
+    
+    /**
+     * 当前页数据列表
+     */
+    private List<T> records;
+    
+    /**
+     * 总记录数
+     */
+    private long total;
+    
+    /**
+     * 当前页码（从1开始）
+     */
+    private int page;
+    
+    /**
+     * 每页大小
+     */
+    private int size;
+    
+    /**
+     * 总页数
+     */
+    private int totalPages;
+    
+    /**
+     * 是否有下一页
+     */
+    private boolean hasNext;
+    
+    /**
+     * 是否有上一页
+     */
+    private boolean hasPrevious;
+    
+    /**
+     * 是否为第一页
+     */
+    private boolean isFirst;
+    
+    /**
+     * 是否为最后一页
+     */
+    private boolean isLast;
+    
+    /**
+     * 构建分页结果
+     * @param records 当前页数据
+     * @param total 总记录数
+     * @param page 当前页码
+     * @param size 每页大小
+     * @param <T> 数据类型
+     * @return 分页结果
+     */
+    public static <T> PageResult<T> of(List<T> records, long total, int page, int size) {
+        int totalPages = (int) Math.ceil((double) total / size);
+        
+        return PageResult.<T>builder()
+                .records(records)
+                .total(total)
+                .page(page)
+                .size(size)
+                .totalPages(totalPages)
+                .hasNext(page < totalPages)
+                .hasPrevious(page > 1)
+                .isFirst(page == 1)
+                .isLast(page >= totalPages)
+                .build();
+    }
+    
+    /**
+     * 空分页结果
+     * @param page 当前页码
+     * @param size 每页大小
+     * @param <T> 数据类型
+     * @return 空分页结果
+     */
+    public static <T> PageResult<T> empty(int page, int size) {
+        return PageResult.<T>builder()
+                .records(List.of())
+                .total(0L)
+                .page(page)
+                .size(size)
+                .totalPages(0)
+                .hasNext(false)
+                .hasPrevious(page > 1)
+                .isFirst(page == 1)
+                .isLast(true)
+                .build();
+    }
+}
\ No newline at end of file
diff --git a/nl-iot/src/main/java/org/nl/iot/modular/influxdb/entity/PlcSignal.java b/nl-iot/src/main/java/org/nl/iot/modular/influxdb/entity/PlcSignal.java
new file mode 100644
index 0000000..04d6cad
--- /dev/null
+++ b/nl-iot/src/main/java/org/nl/iot/modular/influxdb/entity/PlcSignal.java
@@ -0,0 +1,48 @@
+package org.nl.iot.modular.influxdb.entity;
+
+import com.influxdb.annotations.Column;
+import com.influxdb.annotations.Measurement;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.time.Instant;
+
+/**
+ * plc信号实体
+ * @Author: liyongde
+ * @Date: 2026/3/24 10:53
+ * @Modified By:
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+@Measurement(name = "plc_signal")
+public class PlcSignal {
+
+    /**
+     * 设备名称（Tag索引）
+     */
+    @Column(tag = true, name = "device")
+    private String device;
+
+    /**
+     * 信号点位/标签（Tag索引）
+     */
+    @Column(tag = true, name = "tag")
+    private String tag;
+
+    /**
+     * 信号值（Field，存变化数据）
+     */
+    @Column(name = "value")
+    private String value;
+
+    /**
+     * 变化时间戳（InfluxDB自动维护）
+     */
+    @Column(timestamp = true)
+    private Instant changeTime;
+}
diff --git a/nl-iot/src/main/java/org/nl/iot/modular/influxdb/service/PlcSignalService.java b/nl-iot/src/main/java/org/nl/iot/modular/influxdb/service/PlcSignalService.java
new file mode 100644
index 0000000..988ae5e
--- /dev/null
+++ b/nl-iot/src/main/java/org/nl/iot/modular/influxdb/service/PlcSignalService.java
@@ -0,0 +1,28 @@
+package org.nl.iot.modular.influxdb.service;
+
+import org.nl.iot.core.driver.entity.RValue;
+
+import java.util.List;
+
+/**
+ * influxdb存储信号变化值
+ * @Author: liyongde
+ * @Date: 2026/3/24 13:11
+ */
+public interface PlcSignalService {
+
+    /**
+     * 存储变化值
+     * @param device
+     * @param tag
+     * @param newValue
+     * @return
+     */
+    void savePlcChangeSignal(String device, String tag, String newValue);
+
+    /**
+     * 批量存储
+     * @param needSaveValues
+     */
+    void batchSaveSignalToInfluxDB(List<RValue> needSaveValues);
+}
diff --git a/nl-iot/src/main/java/org/nl/iot/modular/influxdb/service/impl/PlcSignalServiceImpl.java b/nl-iot/src/main/java/org/nl/iot/modular/influxdb/service/impl/PlcSignalServiceImpl.java
new file mode 100644
index 0000000..58734c6
--- /dev/null
+++ b/nl-iot/src/main/java/org/nl/iot/modular/influxdb/service/impl/PlcSignalServiceImpl.java
@@ -0,0 +1,52 @@
+package org.nl.iot.modular.influxdb.service.impl;
+
+import jakarta.annotation.Resource;
+import org.nl.iot.core.driver.bo.SiteBO;
+import org.nl.iot.core.driver.entity.RValue;
+import org.nl.iot.core.influxDB.InfluxDB2Util;
+import org.nl.iot.modular.influxdb.entity.PlcSignal;
+import org.nl.iot.modular.influxdb.service.PlcSignalService;
+import org.springframework.stereotype.Service;
+
+import java.time.Instant;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ *
+ * @Author: liyongde
+ * @Date: 2026/3/24 13:11
+ */
+@Service
+public class PlcSignalServiceImpl implements PlcSignalService {
+
+    @Resource
+    private InfluxDB2Util influxDB2Util;
+
+    @Override
+    public void savePlcChangeSignal(String device, String tag, String newValue) {
+        PlcSignal plcSignal = PlcSignal.builder()
+                .device(device)
+                .tag(tag)
+                .value(newValue)
+                .changeTime(Instant.now())
+                .build();
+        influxDB2Util.insertOne(plcSignal);
+    }
+
+    @Override
+    public void batchSaveSignalToInfluxDB(List<RValue> needSaveValues) {
+        List<PlcSignal> plcSignals = new ArrayList<>();
+        for (RValue needSaveValue : needSaveValues) {
+            SiteBO siteBO = needSaveValue.getSiteBO();
+            PlcSignal plcSignal = PlcSignal.builder()
+                    .device(siteBO.getDeviceCode())
+                    .tag(siteBO.getAlias())
+                    .value(needSaveValue.getValue())
+                    .changeTime(Instant.now())
+                    .build();
+            plcSignals.add(plcSignal);
+        }
+
+    }
+}
diff --git a/nl-web-app/src/main/resources/application.yml b/nl-web-app/src/main/resources/application.yml
index bb82c0d..e9f3522 100644
--- a/nl-web-app/src/main/resources/application.yml
+++ b/nl-web-app/src/main/resources/application.yml
@@ -177,3 +177,13 @@ file:
   # 文件大小 /M
   maxSize: 100
   avatarMaxSize: 5
+# InfluxDB 2.x 核心配置
+influx:
+  # 服务地址
+  url: http://117.72.202.142:15964/
+  # 初始化生成的All-Access令牌
+  token: mr8DZXza-WvBtHhK51Jnfh0tNlq_rLyVYW4D9Zyz0IN66RM9KqgS8agV4XWtXekCgGhG866Dtb9Jv0t-N5D0Gw==
+  # 组织名称
+  org: acs
+  # 数据桶名称（替代1.x的database）
+  bucket: signals
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index e5fcb3c..ea6c0da 100644
--- a/pom.xml
+++ b/pom.xml
@@ -451,6 +451,47 @@
                 <artifactId>mssql-jdbc</artifactId>
                 <version>12.4.2.jre11</version>
             </dependency>-->
+
+            <!-- OPC UA 相关 -->
+            <dependency>
+                <groupId>org.eclipse.milo</groupId>
+                <artifactId>sdk-client</artifactId>
+                <version>0.6.16</version>
+            </dependency>
+
+            <!-- Java COM opc da 相关 -->
+            <dependency>
+                <groupId>org.jinterop</groupId>
+                <artifactId>j-interop</artifactId>
+                <version>2.0.4</version>
+            </dependency>
+
+            <dependency>
+                <groupId>org.apache.plc4x</groupId>
+                <artifactId>plc4j-api</artifactId>
+                <version>0.13.0</version>
+            </dependency>
+
+            <dependency>
+                <groupId>org.apache.plc4x</groupId>
+                <artifactId>plc4j-driver-s7</artifactId>
+                <version>0.13.0</version>
+                <scope>runtime</scope>
+            </dependency>
+
+            <dependency>
+                <groupId>org.apache.plc4x</groupId>
+                <artifactId>plc4j-driver-modbus</artifactId>
+                <version>0.13.0</version>
+                <scope>runtime</scope>
+            </dependency>
+
+            <!-- InfluxDB 2.x 官方Java客户端 -->
+            <dependency>
+                <groupId>com.influxdb</groupId>
+                <artifactId>influxdb-client-java</artifactId>
+                <version>6.11.0</version>
+            </dependency>
         </dependencies>
     </dependencyManagement>