[转].net读取硬件信息的参考代码

using System;
using System.Management;

namespace HTSoft.Common.Register
{
    /**//**//**//// <summary> 
    /// 计算机信息类
    /// </summary> 
    internal class Computer
    {
        public string CpuID;
        public string MacAddress;
        public string DiskID;
        public string IpAddress;
        public string LoginUserName;
        public string ComputerName;
        public string SystemType;
        public string TotalPhysicalMemory; //单位：M 
        private static Computer _instance;

        internal static Computer Instance()
        {
            if (_instance == null)
                _instance = new Computer();
            return _instance;
        }

        internal Computer()
        {
            CpuID = GetCpuID();
            MacAddress = GetMacAddress();
            DiskID = GetDiskID();
            IpAddress = GetIPAddress();
            LoginUserName = GetUserName();
            SystemType = GetSystemType();
            TotalPhysicalMemory = GetTotalPhysicalMemory();
            ComputerName = GetComputerName();
        }
        string GetCpuID()
        {
            try
            {
                //获取CPU序列号代码 
                string cpuInfo = "";//cpu序列号 
                ManagementClass mc = new ManagementClass("Win32_Processor");
                ManagementObjectCollection moc = mc.GetInstances();
                foreach (ManagementObject mo in moc)
                {
                    cpuInfo = mo.Properties["ProcessorId"].Value.ToString();
                }
                moc = null;
                mc = null;
                return cpuInfo;
            }
            catch
            {
                return "unknow";
            }
            finally
            {
            }

        }
        string GetMacAddress()
        {
            try
            {
                //获取网卡硬件地址 
                string mac = "";
                ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
                ManagementObjectCollection moc = mc.GetInstances();
                foreach (ManagementObject mo in moc)
                {
                    if ((bool)mo["IPEnabled"] == true)
                    {
                        mac = mo["MacAddress"].ToString();
                        break;
                    }
                }
                moc = null;
                mc = null;
                return mac;
            }
            catch
            {
                return "unknow";
            }
            finally
            {
            }

        }
        string GetIPAddress()
        {
            try
            {
                //获取IP地址 
                string st = "";
                ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
                ManagementObjectCollection moc = mc.GetInstances();
                foreach (ManagementObject mo in moc)
                {
                    if ((bool)mo["IPEnabled"] == true)
                    {
                        //st=mo["IpAddress"].ToString(); 
                        System.Array ar;
                        ar = (System.Array)(mo.Properties["IpAddress"].Value);
                        st = ar.GetValue(0).ToString();
                        break;
                    }
                }
                moc = null;
                mc = null;
                return st;
            }
            catch
            {
                return "unknow";
            }
            finally
            {
            }

        }

        string GetDiskID()
        {
            try
            {
                //获取硬盘ID 
                String HDid = "";
                ManagementClass mc = new ManagementClass("Win32_DiskDrive");
                ManagementObjectCollection moc = mc.GetInstances();
                foreach (ManagementObject mo in moc)
                {
                    HDid = (string)mo.Properties["Model"].Value;
                }
                moc = null;
                mc = null;
                return HDid;
            }
            catch
            {
                return "unknow";
            }
            finally
            {
            }

        }

        /**//**//**//// <summary> 
        /// 操作系统的登录用户名 
        /// </summary> 
        /// <returns></returns> 
        string GetUserName()
        {
            try
            {
                string st = "";
                ManagementClass mc = new ManagementClass("Win32_ComputerSystem");
                ManagementObjectCollection moc = mc.GetInstances();
                foreach (ManagementObject mo in moc)
                {

                    st = mo["UserName"].ToString();

                }
                moc = null;
                mc = null;
                return st;
            }
            catch
            {
                return "unknow";
            }
            finally
            {
            }

        }


        /**//**//**//// <summary> 
        /// PC类型 
        /// </summary> 
        /// <returns></returns> 
        string GetSystemType()
        {
            try
            {
                string st = "";
                ManagementClass mc = new ManagementClass("Win32_ComputerSystem");
                ManagementObjectCollection moc = mc.GetInstances();
                foreach (ManagementObject mo in moc)
                {

                    st = mo["SystemType"].ToString();

                }
                moc = null;
                mc = null;
                return st;
            }
            catch
            {
                return "unknow";
            }
            finally
            {
            }

        }

        /**//**//**//// <summary> 
        /// 物理内存 
        /// </summary> 
        /// <returns></returns> 
        string GetTotalPhysicalMemory()
        {
            try
            {

                string st = "";
                ManagementClass mc = new ManagementClass("Win32_ComputerSystem");
                ManagementObjectCollection moc = mc.GetInstances();
                foreach (ManagementObject mo in moc)
                {

                    st = mo["TotalPhysicalMemory"].ToString();

                }
                moc = null;
                mc = null;
                return st;
            }
            catch
            {
                return "unknow";
            }
            finally
            {
            }
        }
        /**//**//**//// <summary> 
        ///  获取计算机名称
        /// </summary> 
        /// <returns></returns> 
        string GetComputerName()
        {
            try
            {
                return System.Environment.GetEnvironmentVariable("ComputerName");
            }
            catch
            {
                return "unknow";
            }
            finally
            {
            }
        }
    }
}

CPU温度

Public Function GetCPUTemp() As Double
          Dim i     As Integer
          Dim mCPU     As Variant
          Dim u     As Variant
          Dim s     As String
            
          Set mCPU = GetObject("WINMGMTS:{impersonationLevel=impersonate}!rootwmi").ExecQuery("Select   CurrentTemperature   From   MSAcpi_ThermalZoneTemperature")
          For Each u In mCPU
                  s = s & u.CurrentTemperature
          Next
            
          Set mCPU = Nothing
            
          GetCPUTemp = (s - 2732) / 10
            DoEvents
  End Function

Source:http://blog.csdn.net/xykwgjyygy/archive/2008/02/22/2112697.aspx