Air-Conditioning-system练习.ppt

1、Beckhoff Building Automation 1/24/2022 1New Automation TechnologyNew Automation TechnologyHVAC-Library Exercise Air Conditioning SystemBeckhoff Building Automation 1/24/2022 2 Air Conditioning System 包括 1 Speed Fans, Air Heating, Air Mixing and Air Cooling. 房间温度由 冷（热）源温温度PID和房间温度PID串级控制。 冷热源温度受主控制器限

2、定。 如果检测到冻结风扇就会停止，加热阀就会打开，热泵就会启动。 系统有夏夜制冷, 过冷保护，过热保护. 如果加热阀开启超过3%热泵就启动。 泵和加热阀需要有防堵转保护。 可以根据日程表调整运行时间，日程表包括节假日。HVAC-Library Exercise Air Conditioning SystemBeckhoff Building Automation 1/24/2022 3Supply AirYcoolingMixingheatingTT T2TroomPIDMixingPIDPIDT1KhlenSw321otret_TT3HeizenPIDHVAC-Library Exercis

3、e Air Conditioning SystemBeckhoff Building Automation 1/24/2022 4Programming Step 1 (creating plant folder)在导入宏之前先建立一个项目文件夹在导入宏之前先建立一个项目文件夹.HVAC-Library Exercise Air Conditioning SystemBeckhoff Building Automation 1/24/2022 5下一步从文件夹下一步从文件夹 :EXP_FilesGroups导入组导入组步骤步骤:1. 用记事本打开文件用记事本打开文件2.重命名项目名重命名项目名

4、3. 存盘存盘4. 导入宏导入宏Programming Step 2 (importing macros)HVAC-Library Exercise Air Conditioning SystemAC02AC02AC01Beckhoff Building Automation 1/24/2022 6下列组和子程序都必须导入下列组和子程序都必须导入:Main程序：程序： MAINPROGAM_AIR_CONDITIONING.EXP 温度传感器温度传感器 AC-Plant:TEMPERATURE_SONSORS_AC_PLANT.EXP送回风扇送回风扇:FANS_1SPEED_Ventilati

5、on_Air_Conditioning.EXP通过通过PID 和和 夏季补偿进行夏季补偿进行 温度设定计算温度设定计算 :Setpoint calculation for Room and Supply Temperature cascade.EXPCooler with PID 和和 阀门控制阀门控制:COOLER.EXP.EXP利用风门进行空气利用风门进行空气PID调节调节:AIR MIXING.EXPAC-Plant 启动程序启动程序:X_StartAC送回风空气过滤送回风空气过滤:FilterGuard_X_Filter.EXP报警记录报警记录 AC-Plant ERRORCOLLEC

6、TION_AC.EXPProgramming Step 2 (importing macros)HVAC-Library Exercise Air Conditioning SystemBeckhoff Building Automation 1/24/2022 7热源空气预加热热源空气预加热PID, 回水温度回水温度PID, 热泵和防冻结程序热泵和防冻结程序 :PRE HEATER.EXP防过冷程序防过冷程序Cooling_Down_Protection_X_CoolDownProtection.EXP带手动控制的计划控制程序带手动控制的计划控制程序TIMESCHEDULING_1STAGE

7、_CMDCTRL_1STAGE_X_TIMESCHEDUL2ST_CMDCTRL2ST.EXP夏夜制冷程序夏夜制冷程序SummerNightCooling_X_NightCooling.EXP防过热程序防过热程序OverheatingProtection_X_OverHeatProtec.EXP Programming Step 2 (importing macros)HVAC-Library Exercise Air Conditioning SystemBeckhoff Building Automation 1/24/2022 8导入宏之后目录列表如下导入宏之后目录列表如下Program

8、ming Step 2 (importing macros)HVAC-Library Exercise Air Conditioning SystemBeckhoff Building Automation 1/24/2022 9AC01 调用所有的子程序调用所有的子程序Programming Step 3 (call from all sub programs)HVAC-Library Exercise Air Conditioning SystemBeckhoff Building Automation 1/24/2022 10AC01检查是否所有的程序都被正确调用检查是否所有的程序都被正

9、确调用Programming Step 4 (call from all sub programs)HVAC-Library Exercise Air Conditioning SystemBeckhoff Building Automation 1/24/2022 11Programming Step 4 (call from all sub programs)HVAC-Library Exercise Air Conditioning SystemAC01 检查是否所有的程序都调用完成检查是否所有的程序都调用完成.Beckhoff Building Automation 1/24/2022

10、 12 MAIN 必须调用必须调用AC01Programming Step 5 (call from AC01 in MAIN)HVAC-Library Exercise Air Conditioning SystemBeckhoff Building Automation 1/24/2022 13 compile, download, connection with the terminalsProgramming Step 6 (compiling)HVAC-Library Exercise Air Conditioning SystemBeckhoff Building Automati

11、on 1/24/2022 14练习练习2:添加第二个空调系统添加第二个空调系统:步骤步骤:1.导出导出 AC01 到文件夹到文件夹2.重命名重命名AC01 为为 AC02, 存盘，导入存盘，导入3.Include an Air/Air Heat exchanger into the AC02. 4.Adjust the Sequence controller (current sequence, number of sequences)5.Ad the call from the recovery system in AC026.MAIN中调用中调用AC02After this procedu

12、re programming a second plant with a recovery system is done!Exercise 2 (Programming an addition AC)HVAC-Library Exercises Air Conditioning SystemBeckhoff Building Automation 1/24/2022 15Additional Exercise:Ad a third Air Conditioning plant:Procedure:1.Export your AC02 to the Export-Folder plants2.R

13、ename AC02 to AC03, save and import3.Delete the folder Energy Recovery4.Include an recuperation heat exchanger into the AC03. 5.Adjust the Sequence controller (current sequence, number of sequences)6.Ad the call AC03 in MAINAfter this procedure programming a third plant with a recuperation heat exchanger system is done!Exercise 2 (Programming an addition AC)HVAC-Library Exercises Air Conditioning System