function TForm1.GetProcessId: TProcessEntry32;
const
  PROCESS_TERMINATE=$0001;
var
  ContinueLoop: BOOL;
  FSnapshotHandle: THandle;
  FProcessEntry32: TProcessEntry32;
begin
  FSnapshotHandle := CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
  FProcessEntry32.dwSize := Sizeof(FProcessEntry32);
  ContinueLoop := Process32First(FSnapshotHandle,
                                 FProcessEntry32);

  while integer(ContinueLoop) <> 0 do
  begin
    if ((UpperCase(ExtractFileName(FProcessEntry32.szExeFile)) =
         UpperCase('excel.exe'))
     or (UpperCase(FProcessEntry32.szExeFile) =
         UpperCase('excel.exe'))) then
      Result := FProcessEntry32;
    ContinueLoop := Process32Next(FSnapshotHandle,
                                  FProcessEntry32);
  end;

  CloseHandle(FSnapshotHandle);
end;

  TerminateProcess(OpenProcess
                         (PROCESS_TERMINATE, BOOL(0), FProcessEntryExcel.th32ProcessID), 0);

function TForm1.GetProcessId: TProcessEntry32;
const
  PROCESS_TERMINATE=$0001;
var
  ContinueLoop: BOOL;
  FSnapshotHandle: THandle;
  FProcessEntry32: TProcessEntry32;
begin
  FSnapshotHandle := CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
  FProcessEntry32.dwSize := Sizeof(FProcessEntry32);
  ContinueLoop := Process32First(FSnapshotHandle,
                                 FProcessEntry32);

  while integer(ContinueLoop) <> 0 do
  begin
    if ((UpperCase(ExtractFileName(FProcessEntry32.szExeFile)) =
         UpperCase('excel.exe'))
     or (UpperCase(FProcessEntry32.szExeFile) =
         UpperCase('excel.exe'))) then
      Result := FProcessEntry32;
    ContinueLoop := Process32Next(FSnapshotHandle,
                                  FProcessEntry32);
  end;

  CloseHandle(FSnapshotHandle);
end;

  TerminateProcess(OpenProcess
                         (PROCESS_TERMINATE, BOOL(0), FProcessEntryExcel.th32ProcessID), 0);

uses
...., ComObj;


procedure TfrmMainForm.DataLoad(FileName: string; arFile: Pointer);
var
  XL, Workbook, Sheet: OleVariant;
begin
    XL := CreateOleObject('Excel.Application');
    XL.DisplayAlerts := False;
    XL.Visible := True;
    Workbook := XL.WorkBooks.Open(FileName);
    Sheet := Workbook.WorkSheets[1];
....
    Sheet := Unassigned;
    Workbook.Close;
    Workbook := Unassigned;
    XL.Quit;
    XL := Unassigned;
end;

procedure TfrmMainForm.DataLoad(FileName: string; arFile: Pointer);
var
  XL, Workbook, Sheet: OleVariant;
  str: string;
  RefStyle, x, y, rows: Integer;
  ar: array of array[0..12] of string;
const
  head: Integer = 3;
begin
  try
    rows := 0;
    XL := CreateOleObject('Excel.Application');
    XL.DisplayAlerts := False;
    XL.Visible := True;
    RefStyle := XL.ReferenceStyle;
    XL.ReferenceStyle := -4150;
    Workbook := XL.WorkBooks.Open(FileName);
    Sheet := Workbook.WorkSheets[1];
    Sheet.Cells.Replace(What:='«', Replacement:='"');
    Sheet.Cells.Replace(What:='»', Replacement:='"');
    repeat
      Inc(rows);
      str := Sheet.Cells[rows+head, 1];
    until str = '';
    Dec(rows);
    Sheet.Range[Sheet.Cells[head+1, 1], Sheet.Cells[head+rows, 12]].UnMerge;
    Sheet.Range[Sheet.Cells[head+1, 1], Sheet.Cells[head+rows, 12]].Sort(Key1:=Sheet.Columns[3], Order1:=1, Key2:=Sheet.Columns[9], Key3:=Sheet.Columns[10]);
    Pointer(ar) := arFile;
    SetLength(ar, rows);
    for y := head+1 to head+rows do
      for x := 1 to 12 do
        begin
          ar[y-head-1,x-1] := Sheet.Cells[y, x];
        end;
    ar := nil;
    XL.ReferenceStyle := RefStyle;
    Sheet := Unassigned;
    Workbook.Close;
    Workbook := Unassigned;
    XL.Quit;
    XL := Unassigned;
  except

  end;
end;

Sheet.Range[Sheet.Cells[head+1, 1], Sheet.Cells[head+rows, 12]].UnMerge;
 Sheet.Range[Sheet.Cells[head+1, 1], Sheet.Cells[head+rows, 12]].Sort(Key1:=Sheet.Columns[3], Order1:=1, Key2:=Sheet.Columns[9], Key3:=Sheet.Columns[10]);