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Process Data Acquisition – CHPDA -- Detailed
analysis of quality manage&industrial big data sources |
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56 PDA
system scheme for converter, RH furnace, LF furnace in steel plant |
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27
MOOG PLC
MOOG PLC uses CoDeSys as the program tool, PDA scheme is same as last section, The type of data source is 25. MOOG MACS login and PDA program method. 1 Download the MOOG PLC underlying
program with a serial port, startup Bootloader, downlpad V
2 Define data type TYPE sdkiuy : STRUCT rai:ARRAY[1..32] OF REAL; bdi1:BYTE; bdi2:BYTE; bdi3:BYTE; bdi4:BYTE; END_STRUCT END_TYPE 3 Create a PDA program Define variable: PROGRAM PDA VAR i :
DINT; pc_address :
STRING:= '10.65.7.8'; socket :
DINT; address :
SOCKADDRESS; receiver :
SOCKADDRESS; b_bind_result : BOOL; first :
BOOL := TRUE; send_retval :
DINT; sdkiuy1 :
sdkiuy; END_VAR Write send program: IF first THEN first :=
FALSE; socket :=
SysSockCreate( SOCKET_AF_INET,
SOCKET_DGRAM, 0 ); address.sin_family := SOCKET_AF_INET; address.sin_port := SysSockNtohs( 1000 ); address.sin_addr := SOCKET_INADDR_ANY; b_bind_result
:= SysSockBind( socket, ADR( address ), SIZEOF( address ) ); receiver.sin_family := SOCKET_AF_INET; receiver.sin_port := SysSockNtohs( 1000 ); receiver.sin_addr := SysSockInetAddr( pc_address ); SysSockIoctl(
socket, SOCKET_FIONBIO, 1 ); END_IF; (*----------------------------------------------------------------------*) sdkiuy1.rai[1]:=sdkiuy1.rai[1]+1.0; IF sdkiuy1.rai[1]>32768 THEN
sdkiuy1.rai[1]:=0.0; END_IF; sdkiuy1.rai[2]:=SIN(sdkiuy1.rai[1]*0.01); sdkiuy1.rai[3]:=0.0; sdkiuy1.rai[4]:=0.0; sdkiuy1.rai[5]:=0.0; sdkiuy1.rai[6]:=0.0; sdkiuy1.rai[7]:=0.0; sdkiuy1.rai[8]:=0.0; sdkiuy1.rai[9]:=0.0; sdkiuy1.rai[10]:=0.0; sdkiuy1.rai[11]:=0.0; sdkiuy1.rai[12]:=0.0; sdkiuy1.rai[13]:=0.0; sdkiuy1.rai[14]:=0.0; sdkiuy1.rai[15]:=0.0; sdkiuy1.rai[16]:=0.0; sdkiuy1.rai[17]:=0.0; sdkiuy1.rai[18]:=0.0; sdkiuy1.rai[19]:=0.0; sdkiuy1.rai[20]:=0.0; sdkiuy1.rai[21]:=0.0; sdkiuy1.rai[22]:=0.0; sdkiuy1.rai[23]:=0.0; sdkiuy1.rai[24]:=0.0; sdkiuy1.rai[25]:=0.0; sdkiuy1.rai[26]:=0.0; sdkiuy1.rai[27]:=0.0; sdkiuy1.rai[28]:=0.0; sdkiuy1.rai[29]:=0.0; sdkiuy1.rai[30]:=0.0; sdkiuy1.rai[31]:=0.0; sdkiuy1.rai[32]:=0.0; (*--------------------------------------------------------------------------*) sdkiuy1.bdi1:=PACK(TRUE,
TRUE,
TRUE,
FALSE,
FALSE,
FALSE,
FALSE,
FALSE); (* DI1~DI8 *) sdkiuy1.bdi2:=PACK(FALSE,
FALSE,
FALSE,
FALSE,
FALSE,
FALSE,
FALSE,
FALSE); (* DI9~DI16 *) sdkiuy1.bdi3:=PACK(FALSE,
FALSE,
FALSE,
FALSE,
FALSE,
FALSE,
FALSE,
FALSE); (* DI17~DI24 *) sdkiuy1.bdi4:=PACK(FALSE,
FALSE,
FALSE,
FALSE,
FALSE,
FALSE,
FALSE,
FALSE); (* DI25~DI32 *) send_retval:=SysSockSendTo(socket,ADR(sdkiuy1),SIZEOF(sdkiuy1),0,ADR(receiver),SIZEOF(receiver)); 4 Create a PDA task Priority set to 0 (highest) The scan cycle is set to T#2ms PDA server configuration is as follows. [1000,64CH,2.000ms,192.168.0.100,25,Note,192.168.0.216] No,
Name,Adr/note,Unit,Len,Offset
,Gain
,Type,ALM, CH1=, ,
, ,4 ,0.000000,1.000000,REAL,0 ,0.000,0.000,0.000,0.000,0 CH2=, ,
, ,4 ,0.000000,1.000000,REAL,0 ,0.000,0.000,0.000,0.000,0 CH3=, ,
, ,4 ,0.000000,1.000000,REAL,0 ,0.000,0.000,0.000,0.000,0 …… CH63=, ,
, ,4 ,0.000000,1.000000,REAL,0 ,0.000,0.000,0.000,0.000,0 CH64=, ,
, ,4 ,0.000000,1.000000,REAL,0 ,0.000,0.000,0.000,0.000,0 |
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Apparatus test&Fault diagnosis&Quality analysis |
Millisecond data sampling Real-time data compression Capture signal instantaneous mutation |
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Develop
communication protocol, Customized analysis function, XinChuang domestic
obsession
PDAServer
PDAClient