diff --git a/mh-admin/src/main/java/com/mh/web/controller/project/ProjectInfoController.java b/mh-admin/src/main/java/com/mh/web/controller/project/ProjectInfoController.java
new file mode 100644
index 0000000..c64d89b
--- /dev/null
+++ b/mh-admin/src/main/java/com/mh/web/controller/project/ProjectInfoController.java
@@ -0,0 +1,85 @@
+package com.mh.web.controller.project;
+
+import com.mh.common.annotation.Log;
+import com.mh.common.core.controller.BaseController;
+import com.mh.common.core.domain.AjaxResult;
+import com.mh.common.core.domain.entity.ProjectInfo;
+import com.mh.common.core.page.TableDataInfo;
+import com.mh.common.enums.BusinessType;
+import com.mh.system.service.project.IProjectInfoService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.Date;
+import java.util.List;
+
+/**
+ * @author EEMCS
+ * @version 1.0
+ * @project EEMCS
+ * @description 项目信息管理
+ * @date 2026-06-11
+ */
+@RestController
+@RequestMapping("/project/info")
+public class ProjectInfoController extends BaseController {
+
+    @Autowired
+    private IProjectInfoService projectInfoService;
+
+    /**
+     * 获取项目信息列表
+     */
+    @PreAuthorize("@ss.hasPermi('project:info:list')")
+    @GetMapping("/list")
+    public TableDataInfo list(ProjectInfo projectInfo) {
+        startPage();
+        List<ProjectInfo> list = projectInfoService.selectProjectInfoList(projectInfo);
+        return getDataTable(list);
+    }
+
+    /**
+     * 根据项目ID获取详细信息
+     */
+    @PreAuthorize("@ss.hasPermi('project:info:query')")
+    @GetMapping(value = "/{id}")
+    public AjaxResult getInfo(@PathVariable String id) {
+        return success(projectInfoService.selectProjectInfoById(id));
+    }
+
+    /**
+     * 新增项目信息
+     */
+    @PreAuthorize("@ss.hasPermi('project:info:add')")
+    @Log(title = "项目信息管理", businessType = BusinessType.INSERT)
+    @PostMapping
+    public AjaxResult add(@Validated @RequestBody ProjectInfo projectInfo) {
+        projectInfo.setCreateBy(getUsername());
+        projectInfo.setCreateTime(new Date());
+        return toAjax(projectInfoService.insertProjectInfo(projectInfo));
+    }
+
+    /**
+     * 修改项目信息
+     */
+    @PreAuthorize("@ss.hasPermi('project:info:edit')")
+    @Log(title = "项目信息管理", businessType = BusinessType.UPDATE)
+    @PutMapping
+    public AjaxResult edit(@Validated @RequestBody ProjectInfo projectInfo) {
+        projectInfo.setUpdateBy(getUsername());
+        projectInfo.setUpdateTime(new Date());
+        return toAjax(projectInfoService.updateProjectInfo(projectInfo));
+    }
+
+    /**
+     * 删除项目信息
+     */
+    @PreAuthorize("@ss.hasPermi('project:info:remove')")
+    @Log(title = "项目信息管理", businessType = BusinessType.DELETE)
+    @DeleteMapping("/{ids}")
+    public AjaxResult remove(@PathVariable String[] ids) {
+        return toAjax(projectInfoService.deleteProjectInfoByIds(ids));
+    }
+}
diff --git a/mh-admin/src/test/java/com/mh/web/controller/ai/AiFileControllerTest.java b/mh-admin/src/test/java/com/mh/web/controller/ai/AiFileControllerTest.java
new file mode 100644
index 0000000..dbadec9
--- /dev/null
+++ b/mh-admin/src/test/java/com/mh/web/controller/ai/AiFileControllerTest.java
@@ -0,0 +1,40 @@
+package com.mh.web.controller.ai;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.web.servlet.MockMvc;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+@SpringBootTest
+@AutoConfigureMockMvc
+public class AiFileControllerTest {
+
+    @Autowired
+    private MockMvc mockMvc;
+
+    @Test
+    public void testGetFileDownload() throws Exception {
+        // 测试GET请求下载文件
+        mockMvc.perform(get("/ai/files/测试文件.txt"))
+                .andExpect(status().isNotFound()); // 文件不存在返回404
+    }
+
+    @Test
+    public void testPostDeviceAnalyzeExport() throws Exception {
+        // 测试POST请求设备分析导出
+        mockMvc.perform(post("/ai/files/设备分析报表.xlsx"))
+                .andExpect(status().isNotFound()); // 文件不存在返回404
+    }
+
+    @Test
+    public void testChineseFileNameHandling() throws Exception {
+        // 测试中文文件名处理
+        mockMvc.perform(get("/ai/files/能耗报表_2026-02-27.docx"))
+                .andExpect(status().isNotFound()); // 文件不存在返回404，但不应出现映射冲突
+    }
+}
\ No newline at end of file
diff --git a/mh-admin/src/test/java/com/mh/web/controller/ai/FileNameEncodingTest.java b/mh-admin/src/test/java/com/mh/web/controller/ai/FileNameEncodingTest.java
new file mode 100644
index 0000000..1ed8e64
--- /dev/null
+++ b/mh-admin/src/test/java/com/mh/web/controller/ai/FileNameEncodingTest.java
@@ -0,0 +1,52 @@
+package com.mh.web.controller.ai;
+
+import org.junit.jupiter.api.Test;
+
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+public class FileNameEncodingTest {
+
+    @Test
+    public void testChineseFileNameEncoding() throws Exception {
+        String chineseFileName = "能耗报表_2026-02-27.docx";
+        
+        // 测试RFC 5987格式编码
+        String encodedFileName = URLEncoder.encode(chineseFileName, StandardCharsets.UTF_8.toString());
+        String disposition = String.format("attachment; filename*=UTF-8''%s", encodedFileName);
+        
+        System.out.println("原始文件名: " + chineseFileName);
+        System.out.println("编码后文件名: " + encodedFileName);
+        System.out.println("完整Content-Disposition头: " + disposition);
+        
+        // 验证编码后的字符串不包含中文字符
+        assertTrue(encodedFileName.matches("[A-Za-z0-9%_-]+"));
+        // 验证包含预期的编码字符
+        assertTrue(encodedFileName.contains("%"));
+    }
+    
+    @Test
+    public void testDifferentChineseFileNames() throws Exception {
+        String[] testFiles = {
+            "系统报表.xlsx",
+            "数据分析报告.pdf",
+            "能耗统计_2026年2月.docx",
+            "设备运行状态.csv"
+        };
+        
+        for (String fileName : testFiles) {
+            String encoded = URLEncoder.encode(fileName, StandardCharsets.UTF_8.toString());
+            String disposition = String.format("attachment; filename*=UTF-8''%s", encoded);
+            
+            System.out.println("文件名: " + fileName);
+            System.out.println("编码: " + encoded);
+            System.out.println("Disposition: " + disposition);
+            System.out.println("---");
+            
+            // 验证编码正确
+            assertTrue(encoded.matches("[A-Za-z0-9%_-]+"));
+        }
+    }
+}
\ No newline at end of file
diff --git a/mh-common/src/main/java/com/mh/common/core/domain/entity/ProjectInfo.java b/mh-common/src/main/java/com/mh/common/core/domain/entity/ProjectInfo.java
new file mode 100644
index 0000000..95e8f54
--- /dev/null
+++ b/mh-common/src/main/java/com/mh/common/core/domain/entity/ProjectInfo.java
@@ -0,0 +1,274 @@
+package com.mh.common.core.domain.entity;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.annotation.JsonFormat;
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.mh.common.core.domain.BaseEntity;
+import org.apache.commons.lang3.builder.ToStringBuilder;
+
+import java.math.BigDecimal;
+import java.util.Date;
+import java.util.Map;
+
+/**
+ * @author EEMCS
+ * @version 1.0
+ * @project EEMCS
+ * @description 项目信息管理
+ * @date 2026-06-11
+ */
+@TableName("project_info")
+public class ProjectInfo extends BaseEntity {
+
+    @TableId(value = "id", type = IdType.ASSIGN_UUID)
+    private String id;
+
+    /**
+     * 用户项目编码
+     */
+    private String projectCode;
+
+    /**
+     * 项目名称
+     */
+    private String projectName;
+
+    /**
+     * 项目地址
+     */
+    private String projectAddress;
+
+    /**
+     * 安装日期
+     */
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    private Date installDate;
+
+    /**
+     * 验收日期
+     */
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    private Date acceptanceDate;
+
+    /**
+     * 上线日期
+     */
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    private Date onlineDate;
+
+    /**
+     * 设备数量
+     */
+    private Integer deviceCount;
+
+    /**
+     * 在线设备数量
+     */
+    private Integer onlineDeviceCount;
+
+    /**
+     * 离线设备数量
+     */
+    private Integer offlineDeviceCount;
+
+    /**
+     * 网关数量
+     */
+    private Integer gatewayCount;
+
+    /**
+     * 在线网关数量
+     */
+    private Integer onlineGatewayCount;
+
+    /**
+     * 离线网关数量
+     */
+    private Integer offlineGatewayCount;
+
+    /**
+     * 项目负责人
+     */
+    private String projectManager;
+
+    /**
+     * 电单价
+     */
+    private BigDecimal electricityPrice;
+
+    @JsonIgnore
+    @TableField(exist = false)
+    private String searchValue;
+
+    /** 请求参数 */
+    @TableField(exist = false)
+    @JsonInclude(JsonInclude.Include.NON_EMPTY)
+    private Map<String, Object> params;
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getProjectCode() {
+        return projectCode;
+    }
+
+    public void setProjectCode(String projectCode) {
+        this.projectCode = projectCode;
+    }
+
+    public String getProjectName() {
+        return projectName;
+    }
+
+    public void setProjectName(String projectName) {
+        this.projectName = projectName;
+    }
+
+    public String getProjectAddress() {
+        return projectAddress;
+    }
+
+    public void setProjectAddress(String projectAddress) {
+        this.projectAddress = projectAddress;
+    }
+
+    public Date getInstallDate() {
+        return installDate;
+    }
+
+    public void setInstallDate(Date installDate) {
+        this.installDate = installDate;
+    }
+
+    public Date getAcceptanceDate() {
+        return acceptanceDate;
+    }
+
+    public void setAcceptanceDate(Date acceptanceDate) {
+        this.acceptanceDate = acceptanceDate;
+    }
+
+    public Date getOnlineDate() {
+        return onlineDate;
+    }
+
+    public void setOnlineDate(Date onlineDate) {
+        this.onlineDate = onlineDate;
+    }
+
+    public Integer getDeviceCount() {
+        return deviceCount;
+    }
+
+    public void setDeviceCount(Integer deviceCount) {
+        this.deviceCount = deviceCount;
+    }
+
+    public Integer getOnlineDeviceCount() {
+        return onlineDeviceCount;
+    }
+
+    public void setOnlineDeviceCount(Integer onlineDeviceCount) {
+        this.onlineDeviceCount = onlineDeviceCount;
+    }
+
+    public Integer getOfflineDeviceCount() {
+        return offlineDeviceCount;
+    }
+
+    public void setOfflineDeviceCount(Integer offlineDeviceCount) {
+        this.offlineDeviceCount = offlineDeviceCount;
+    }
+
+    public Integer getGatewayCount() {
+        return gatewayCount;
+    }
+
+    public void setGatewayCount(Integer gatewayCount) {
+        this.gatewayCount = gatewayCount;
+    }
+
+    public Integer getOnlineGatewayCount() {
+        return onlineGatewayCount;
+    }
+
+    public void setOnlineGatewayCount(Integer onlineGatewayCount) {
+        this.onlineGatewayCount = onlineGatewayCount;
+    }
+
+    public Integer getOfflineGatewayCount() {
+        return offlineGatewayCount;
+    }
+
+    public void setOfflineGatewayCount(Integer offlineGatewayCount) {
+        this.offlineGatewayCount = offlineGatewayCount;
+    }
+
+    public String getProjectManager() {
+        return projectManager;
+    }
+
+    public void setProjectManager(String projectManager) {
+        this.projectManager = projectManager;
+    }
+
+    public BigDecimal getElectricityPrice() {
+        return electricityPrice;
+    }
+
+    public void setElectricityPrice(BigDecimal electricityPrice) {
+        this.electricityPrice = electricityPrice;
+    }
+
+    @Override
+    public String getSearchValue() {
+        return searchValue;
+    }
+
+    @Override
+    public void setSearchValue(String searchValue) {
+        this.searchValue = searchValue;
+    }
+
+    @Override
+    public Map<String, Object> getParams() {
+        return params;
+    }
+
+    @Override
+    public void setParams(Map<String, Object> params) {
+        this.params = params;
+    }
+
+    @Override
+    public String toString() {
+        return new ToStringBuilder(this)
+                .append("id", id)
+                .append("projectCode", projectCode)
+                .append("projectName", projectName)
+                .append("projectAddress", projectAddress)
+                .append("installDate", installDate)
+                .append("acceptanceDate", acceptanceDate)
+                .append("onlineDate", onlineDate)
+                .append("deviceCount", deviceCount)
+                .append("onlineDeviceCount", onlineDeviceCount)
+                .append("offlineDeviceCount", offlineDeviceCount)
+                .append("gatewayCount", gatewayCount)
+                .append("onlineGatewayCount", onlineGatewayCount)
+                .append("offlineGatewayCount", offlineGatewayCount)
+                .append("projectManager", projectManager)
+                .append("electricityPrice", electricityPrice)
+                .append("searchValue", searchValue)
+                .append("params", params)
+                .toString();
+    }
+}
diff --git a/mh-system/src/main/java/com/mh/system/mapper/project/ProjectInfoMapper.java b/mh-system/src/main/java/com/mh/system/mapper/project/ProjectInfoMapper.java
new file mode 100644
index 0000000..0399350
--- /dev/null
+++ b/mh-system/src/main/java/com/mh/system/mapper/project/ProjectInfoMapper.java
@@ -0,0 +1,17 @@
+package com.mh.system.mapper.project;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.mh.common.core.domain.entity.ProjectInfo;
+import org.apache.ibatis.annotations.Mapper;
+
+/**
+ * @author EEMCS
+ * @version 1.0
+ * @project EEMCS
+ * @description 项目信息管理
+ * @date 2026-06-11
+ */
+@Mapper
+public interface ProjectInfoMapper extends BaseMapper<ProjectInfo> {
+
+}
diff --git a/mh-system/src/main/java/com/mh/system/service/project/IProjectInfoService.java b/mh-system/src/main/java/com/mh/system/service/project/IProjectInfoService.java
new file mode 100644
index 0000000..760be91
--- /dev/null
+++ b/mh-system/src/main/java/com/mh/system/service/project/IProjectInfoService.java
@@ -0,0 +1,55 @@
+package com.mh.system.service.project;
+
+import com.mh.common.core.domain.entity.ProjectInfo;
+
+import java.util.List;
+
+/**
+ * @author EEMCS
+ * @version 1.0
+ * @project EEMCS
+ * @description 项目信息管理
+ * @date 2026-06-11
+ */
+public interface IProjectInfoService {
+
+    /**
+     * 查询项目信息列表
+     *
+     * @param projectInfo 项目信息
+     * @return 项目信息集合
+     */
+    List<ProjectInfo> selectProjectInfoList(ProjectInfo projectInfo);
+
+    /**
+     * 根据ID查询项目信息
+     *
+     * @param id 项目ID
+     * @return 项目信息
+     */
+    ProjectInfo selectProjectInfoById(String id);
+
+    /**
+     * 新增项目信息
+     *
+     * @param projectInfo 项目信息
+     * @return 结果
+     */
+    int insertProjectInfo(ProjectInfo projectInfo);
+
+    /**
+     * 修改项目信息
+     *
+     * @param projectInfo 项目信息
+     * @return 结果
+     */
+    int updateProjectInfo(ProjectInfo projectInfo);
+
+    /**
+     * 批量删除项目信息
+     *
+     * @param ids 需要删除的项目ID数组
+     * @return 结果
+     */
+    int deleteProjectInfoByIds(String[] ids);
+}
diff --git a/mh-system/src/main/java/com/mh/system/service/project/impl/ProjectInfoServiceImpl.java b/mh-system/src/main/java/com/mh/system/service/project/impl/ProjectInfoServiceImpl.java
new file mode 100644
index 0000000..57441bd
--- /dev/null
+++ b/mh-system/src/main/java/com/mh/system/service/project/impl/ProjectInfoServiceImpl.java
@@ -0,0 +1,120 @@
+package com.mh.system.service.project.impl;
+
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.mh.common.core.domain.entity.ProjectInfo;
+import com.mh.common.utils.StringUtils;
+import com.mh.system.mapper.project.ProjectInfoMapper;
+import com.mh.system.service.project.IProjectInfoService;
+import jakarta.annotation.Resource;
+import org.springframework.stereotype.Service;
+
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
+import java.util.List;
+
+/**
+ * @author EEMCS
+ * @version 1.0
+ * @project EEMCS
+ * @description 项目信息管理
+ * @date 2026-06-11
+ */
+@Service
+public class ProjectInfoServiceImpl implements IProjectInfoService {
+
+    @Resource
+    private ProjectInfoMapper projectInfoMapper;
+
+    /**
+     * 查询项目信息列表
+     *
+     * @param projectInfo 项目信息
+     * @return 项目信息集合
+     */
+    @Override
+    public List<ProjectInfo> selectProjectInfoList(ProjectInfo projectInfo) {
+        if (projectInfo == null) {
+            return List.of();
+        }
+        QueryWrapper<ProjectInfo> queryWrapper = new QueryWrapper<>();
+        
+        // 项目名称（模糊查询）
+        if (!StringUtils.isEmpty(projectInfo.getProjectName())) {
+            queryWrapper.like("project_name", projectInfo.getProjectName());
+        }
+        
+        // 项目负责人（模糊查询）
+        if (!StringUtils.isEmpty(projectInfo.getProjectManager())) {
+            queryWrapper.like("project_manager", projectInfo.getProjectManager());
+        }
+        
+        // 安装日期范围查询
+        if (projectInfo.getParams() != null && !projectInfo.getParams().isEmpty()) {
+            String beginTimeStr = (String) projectInfo.getParams().get("beginTime");
+            String endTimeStr = (String) projectInfo.getParams().get("endTime");
+
+            if (StringUtils.isNotEmpty(beginTimeStr) && StringUtils.isNotEmpty(endTimeStr)) {
+                DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+                LocalDate beginTime = LocalDate.parse(beginTimeStr, formatter);
+                LocalDate endTime = LocalDate.parse(endTimeStr, formatter);
+
+                queryWrapper.between("install_date", java.sql.Date.valueOf(beginTime), java.sql.Date.valueOf(endTime));
+            }
+        }
+        
+        // 按创建时间倒序排列
+        queryWrapper.orderByDesc("create_time");
+        
+        return projectInfoMapper.selectList(queryWrapper);
+    }
+
+    /**
+     * 根据ID查询项目信息
+     *
+     * @param id 项目ID
+     * @return 项目信息
+     */
+    @Override
+    public ProjectInfo selectProjectInfoById(String id) {
+        return projectInfoMapper.selectById(id);
+    }
+
+    /**
+     * 新增项目信息
+     *
+     * @param projectInfo 项目信息
+     * @return 结果
+     */
+    @Override
+    public int insertProjectInfo(ProjectInfo projectInfo) {
+        return projectInfoMapper.insert(projectInfo);
+    }
+
+    /**
+     * 修改项目信息
+     *
+     * @param projectInfo 项目信息
+     * @return 结果
+     */
+    @Override
+    public int updateProjectInfo(ProjectInfo projectInfo) {
+        return projectInfoMapper.updateById(projectInfo);
+    }
+
+    /**
+     * 批量删除项目信息
+     *
+     * @param ids 需要删除的项目ID数组
+     * @return 结果
+     */
+    @Override
+    public int deleteProjectInfoByIds(String[] ids) {
+        if (ids != null && ids.length > 0) {
+            for (String id : ids) {
+                projectInfoMapper.deleteById(id);
+            }
+            return ids.length;
+        }
+        return 0;
+    }
+}