using Aspose.Cells; 

DataTable dt1 = new DataTable();

dt1.Columns.Add(new DataColumn("表头1", typeof(string)));
dt1.Columns.Add(new DataColumn("表头2", typeof(string)));
dt1.Columns.Add(new DataColumn("表头3", typeof(string)));
dt1.Columns.Add(new DataColumn("表头4", typeof(string)));

DataRow rowData = dt1.NewRow();
rowData["表头1"] = "1"
rowData["表头2"] = "2";
rowData["表头3"] = "3";
rowData["表头4"] = "4";
dt1.Rows.Add(rowData);//新增一行数据

ExportExcelWithAspose(dt1, "D:\\设备数据.xlsx");

public static bool ExportExcelWithAspose(System.Data.DataTable data, string filepath)
  {
   try
   {
    if (data == null)
    {
     MessageBox.Show("数据为空");
     return false;
    }
    Aspose.Cells.License li = new Aspose.Cells.License();
    li.SetLicense("ASPOSE/License.lic");//破解证书
 
    Workbook book = new Workbook(); //创建工作簿
    Worksheet sheet = book.Worksheets[0]; //创建工作表
    Cells cells = sheet.Cells; //单元格
           //创建样式
    Aspose.Cells.Style style = book.Styles[book.Styles.Add()];
    style.Borders[Aspose.Cells.BorderType.LeftBorder].LineStyle = Aspose.Cells.CellBorderType.Thin; //应用边界线 左边界线 
    style.Borders[Aspose.Cells.BorderType.RightBorder].LineStyle = Aspose.Cells.CellBorderType.Thin; //应用边界线 右边界线 
    style.Borders[Aspose.Cells.BorderType.TopBorder].LineStyle = Aspose.Cells.CellBorderType.Thin; //应用边界线 上边界线 
    style.Borders[Aspose.Cells.BorderType.BottomBorder].LineStyle = Aspose.Cells.CellBorderType.Thin; //应用边界线 下边界线 
    style.HorizontalAlignment = TextAlignmentType.Center; //单元格内容的水平对齐方式文字居中
    style.Font.Name = "宋体"; //字体
          //style1.Font.IsBold = true; //设置粗体
    style.Font.Size = 11; //设置字体大小
          //style.ForegroundColor = System.Drawing.Color.FromArgb(153, 204, 0); //背景色
          //style.Pattern = Aspose.Cells.BackgroundType.Solid; 
 
    int Colnum = data.Columns.Count;//表格列数 
    int Rownum = data.Rows.Count;//表格行数 
            //生成行 列名行 
    for (int i = 0; i < Colnum; i++)
    {
     cells[0, i].PutValue(data.Columns[i].ColumnName); //添加表头
     cells[0, i].SetStyle(style); //添加样式
    }
    //生成数据行 
    for (int i = 0; i < Rownum; i++)
    {
     for (int k = 0; k < Colnum; k++)
     {
      cells[1 + i, k].PutValue(data.Rows[i][k].ToString()); //添加数据
      cells[1 + i, k].SetStyle(style); //添加样式
     }
    }
    sheet.AutoFitColumns(); //自适应宽
    book.Save(filepath); //保存
    MessageBox.Show("Excel成功保存到D盘！！！");
    GC.Collect();
   }
   catch (Exception e)
   {
    return false;
   }
 
   return true;
  }