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8/9/2019 Contractor (16!3!2013)Contract Negotiation-Electrical
12. 3 SCADA
1/8
Nam Na 3 HYDROPOWER PROJECT
MINUTES OF MEETING OF CONTRACT NEGOTIATION
Date: March 12, 2013
Ref No
NO Item
Bidding’srequirements he o!ner o"inion #ontractor’s o"inion
#onc$usion
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8/9/2019 Contractor (16!3!2013)Contract Negotiation-Electrical
12. 3 SCADA
2/8
Nam Na 3 HYDROPOWER PROJECT
MINUTES OF MEETING OF CONTRACT NEGOTIATION
Date: March 12, 2013
Ref No
NO Item
Bidding’srequirements he o!ner o"inion #ontractor’s o"inion
#onc$usion
%#3&3&3&3'erformanceinde(es )
%#3&3&*&
+ stem -unctions)
%#3&3&*&1&
he o!ner suggestuse se"arate t!o %2)s!itch for s!itch
modeconnect to .0 and .1
/se 1 s!itch for.0,.1
The ownersuggests a detailtechnical aboutdevice and servicefor
the connectionfrom HPP to A0,A1.
he e(ecution res"onsetime for the auto contro$command is 1&
s %instead 2 s)
Accepted
The executionresponse time for the
auto controlcommand is ≤1.5 s
In s stem function of+#.D. has to add thefo$$o!ing function:
4 automatic go5ernorcontro$
4 6oint contro$
Accepted
he $oca$ contro$ $e5e$ is "ro5ided one more: 1 set ofinta7e and
s"i$$!a contro$
8oard
Accepted
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8/9/2019 Contractor (16!3!2013)Contract Negotiation-Electrical
12. 3 SCADA
3/8
Nam Na 3 HYDROPOWER PROJECT
MINUTES OF MEETING OF CONTRACT NEGOTIATION
Date: March 12, 2013
Ref No
NO Item
Bidding’srequirements he o!ner o"inion #ontractor’s o"inion
#onc$usion
.$$ocation of a$$4$e5e$ functions)
#3&3&*&2&
+et "oint 5a$ue contro$:he frequenc 9acti5e "o!er
instead r"m9acti5e "o!er
Accepted
) ;uman4machine interface%;MI)
The computermonitoring system cancontrol more: excitation
andde-excitation
Accepted
#an achie5e ste"$ess
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8/9/2019 Contractor (16!3!2013)Contract Negotiation-Electrical
12. 3 SCADA
4/8
Nam Na 3 HYDROPOWER PROJECT
MINUTES OF MEETING OF CONTRACT NEGOTIATION
Date: March 12, 2013
Ref No
NO Item
Bidding’srequirements he o!ner o"inion #ontractor’s o"inion
#onc$usion
diagnostics.fore$ample" if one %&'power down, the
faultinformation canimmediately bediagnosted to thestation level
and givealarm.
12 Softwaredevelopmentandmaintenance
+oft!are de5e$o"ment andmaintenance on the engineer’s!or7station
"rocess on$ine and9oroff$ine =
when we changethe graph, we canmaintain the systemonline, it
willimmediately see theeffect. (hen wechange the databaseor some
importantparameter, we needoffline modify, afterconfirm no
error,
change to online.
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8/9/2019 Contractor (16!3!2013)Contract Negotiation-Electrical
12. 3 SCADA
5/8
Nam Na 3 HYDROPOWER PROJECT
MINUTES OF MEETING OF CONTRACT NEGOTIATION
Date: March 12, 2013
Ref No
NO Item
Bidding’srequirements he o!ner o"inion #ontractor’s o"inion
#onc$usion
+#.D.+oft!are
Request use icrosoftoperation system for !"#.
-$#A%A soft&are mustha'e display "-( )raph
Report* Excel calculating
- The o&ner suggest a$#A%A system diagram
&ithser'er-client configuration
+se +nix operationfor !"# and ,#$#A%A soft&are.
#onsider o&ner/request a0out icrosoftoperation system
- $#A%Asoft&are &illrunning on &indo&s
$
- $#A%A &ithfull display controlfor the ,am ,a 2*including
report *Excel calculatingta0le
>#/ - 3o& many "4# forunit control.
- 3o& manysynchroni ation de'ices6
The #ontractor&ill chec7: "4# foreach 4#+ 8one-online*one
90ac7up .
$ynchroni ationde'ice has dual channel&ith
redundancyconfiguration.
accepted
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8/9/2019 Contractor (16!3!2013)Contract Negotiation-Electrical
12. 3 SCADA
6/8
Nam Na 3 HYDROPOWER PROJECT
MINUTES OF MEETING OF CONTRACT NEGOTIATION
Date: March 12, 2013
Ref No
NO Item
Bidding’srequirements he o!ner o"inion #ontractor’s o"inion
#onc$usion
'rotoco$standard -+se od0us RT+ +se od0us RT+ accepted
Digita$'rotection Re$ade5ice
+se &ith 1 ;redundancy
accepted
+ nchroni
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8/9/2019 Contractor (16!3!2013)Contract Negotiation-Electrical
12. 3 SCADA
7/8
Nam Na 3 HYDROPOWER PROJECT
MINUTES OF MEETING OF CONTRACT NEGOTIATION
Date: March 12, 2013
Ref No
NO Item
Bidding’srequirements he o!ner o"inion #ontractor’s o"inion
#onc$usion
$ystem functions:ha'en>t Automatic go'ernorcontrol
?e do not &rite theallfunction of the#$#A%A *0ut
&econfirm that$#A%Asystem ha'eAutomatic go'ernorcontrol.
Explain: $ystem selfdiagnose consists of @.
)elf#diagnosis candiagnose the health of various parts of
thesystem, such as thevarious networ*nodes,
communicationinterfaces, %&'wor*ing conditions,etc. +t can
alarmautomatically whenthere is an accident,and the redundant
components can beautomaticallyswitched.
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8/9/2019 Contractor (16!3!2013)Contract Negotiation-Electrical
12. 3 SCADA
8/8
Nam Na 3 HYDROPOWER PROJECT
MINUTES OF MEETING OF CONTRACT NEGOTIATION
Date: March 12, 2013
Ref No
NO Item
Bidding’srequirements he o!ner o"inion #ontractor’s o"inion
#onc$usion
1? he e(ecution res"onse time for the auto contro$ command is
1& s %instead 1& s)
