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Minutes of 40th SOAP Meeting held on 28.04.2018 Page 1

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Minutes of 40th

meeting of Sub Committee for Operation and Protection (SOAP)

held at SLDC, Raipur on 28.04.2018

The 40th

meeting of Chhattisgarh State Operation and Protection Sub

Committee of SGCC was held on 28th

April 2018 at SLDC Conference Hall.

The list of participants is enclosed in Annexure-I.

Shri S.K. Tiwari, Superintending Engineer (SO), SLDC welcomed all the

participants of 40th

SOAP meeting.

Item no. 1 Confirmation of minutes:

No comments have been received from any office. Therefore

minutes of 40th

SOAP meeting is hereby confirmed.

Sub Committee agreed and noted.

Item no. 2 Review of system operation during the month of March 2018:

Presentation and the performance of Thermal Stations and

Transmission System by SLDC, is enclosed in Annexure-II.

Sub Committee noted.

Item no. 3 State Energy Account (SEA) Data:

It is also requested to O/o CE (S/s: O&M) CSPTCL and O/o CE

(Revenue) CSPDCL to submit the required data of previous month

by 15th of every month for the calculation of Transmission Loss so

that the same can be discussed during the meeting. The loss of

Feb18 has been erratic as such both office are requested to verify

the data sent by their offices.

Item no. 4 Outage planning for the month of June 2018 & July 2018:

Outage planning of Transmission feeders, Power transformers for

the month June 2018 & July 2018, submitted by O/o CE (S/s:

O&M) is enclosed in Annexure III.

Sub Committee agreed and noted.


Item no.5. Status of FGMO { Free Governor Mode Operation } in thermal

units as on 28.03.2018:

The FGMO/RGMO of all units of Korba West is out, except unit

no.5 of KWB. This has been viewed very seriously and requested

necessary action by the authorities of KWB to put them operation or

approval of CSERC shall be obtained for exemption of RGMO/FGMO.

The committee has been apprised about the Primary

response by CG state in the last three events which are given under:-

i. Event-1 on 23/04/2018 10:42hrs when frequency of grid falls from

50.00 to 49.63 Hz (decrease of 0.37 Hz) due to loss of 3090 MW in

WR- Average response as % of ideal for CG state was 36.16%.

The Station heads of all State Thermal Stations have been requested

to intimate steps to improve FRC of State generating Stations.

For providing signal for Monitoring of Restricted Governor Mode

Operation (RGMO) at SLDC for ensuring grid security and proper

operational guide lines by concerned grid operators, the status is:

i. MTTPS – a. To extend OPC data but SCADA at SLDC has no

provisions.

Alternatively

b. The protocol convertor D 400 needs to be updated for which they

are persuading GE. GE is not responding.

However SLDC feels that the same can be extended using spare port in

BCU.

ii. HTPS: - The signal of Unit No.5 has been provided in SCADA.

iii. DSPM: - Will be taken up shortly

ED (O&M: Gen) CSPGCL has asked the present officials to visit

Sipat TPS of NTPC to update about the above issues.

ACTION: ED (O&M: Gen), CSPGCL Raipur, ED (Gen) DSPMTPS

CSPGCL Korba & CE (Gen) HTPS CSPGCL Korba. CE (Gen) MTTPS

CSPGCL Marwa.


Item no.6. Details of new transmission lines, transformer or any other

transmission elements to be charged in May 2018 & June 2018:

The representative from O/o CE (S/s: O&M) has intimated the

following list of new substation for charging in May-June 2018:

Sl.No. Name of S/s Particulars EHV SUB STATION

1 132 KV S/s Mohala 132/33 KV

2 132 KV S/s Kansabel 132/33 KV

3 132 KV S/s Bakhara 132/33 KV

EHV Power Transformers

1 132/33 KV S/s Gandai 132/33 KV 40 MVA No. - II

2 132/33 KV S/s Rasmada 132/33 KV 40 MVA No. - II

3 132/33 KV S/s Kawardha 132/33 KV 40 MVA No. - II

4 132/33 KV S/s Gharghoda

132/33 KV 40 MVA No. - II

Sub Committee noted.

Item no. 7. Details for Installation of capacitors to be furnished to WRPC:

The data was submitted by O/o C.E. (S/s: O&M), CSPTCL

during meeting.

Date & Venue of next meeting:

The 41th

SOAP meeting is proposed to be held on 28th May 2018

(Monday) at SLDC Raipur. The time of meeting will be from

12:00 hrs sharp.

*******

Annexure-I

S.No. Participants Designation Office Name Mobile No E-mail ID

1 Shri.N.K.Bizora ED O/o ED(O&M:Gen),CSPGCL 9407739777 [email protected]

2 Shri.J.R.Patel Addl. CE O/o ED(Revenue),CSPDCL 9425212795 [email protected]

3 Shri.S.K.Tiwari SE(SO) O/o CE(SLDC), CSPTCL 9827117925 ……..

4 Shri H.K Deota SE (LD) O/o CE(SLDC), CSPTCL 9893150920 [email protected]

5 Shri.J.K.Vaidya SE O/o ED(O&M), CSPGCL 9425382836 [email protected]

6 Shri.Y.K.Rao EE O/o ED(SLDC), CSPTCL 9826518820 [email protected]

7 Shri.A.K.Sahu EE O/o ED(C&P),CSPTCL 9827114955 ……..

8 Shri.Shashank Dhabre EE O/o ED(O&M:Gen),CSPGCL 9329296556 [email protected]

9 Shri.Suchendra Uike EE O/o ED(SLDC), CSPTCL 9685554777 [email protected]

10 Shri.Sanjay Kujur EE O/o CE(S/s:O&M), CSPTCL 8435650300 [email protected]

11 Shri Vishnu Kumar Markam EE O/o ED(C&P),CSPTCL 8319124019 ……..

12 Mrs. Gayatri Kanwar EE O/o ED(C&P),CSPTCL 9406072396 [email protected]

13 Shri.K.K.Bajaj AE O/o ED(O&M:Gen),CSPGCL 9424228869 [email protected]

List of participants attended the40th SOAP (Sub-committee of Operation & Protection) Meeting.

mailto:[email protected]








Annexure-I

S.No. Participants Designation Office Name Mobile No E-mail ID

List of participants attended the40th SOAP (Sub-committee of Operation & Protection) Meeting.

14 Shri.S.Surya Prakash AE (LD) O/o CE(SLDC), CSPTCL 9329012913 [email protected]

15 Shri.Sourabh Pandey AE O/o CE(S/s:O&M), CSPTCL [email protected] ,

[email protected]

16 Shri Manish Ku. Shrivastava AE O/o SE(ET&T),HTPS,KWB 9827176193 [email protected]

17 Ms. Juvena Gomes AE O/o SE(Back-up SLDC), CSPTCL 9827495849 [email protected]

18 Ms.Amita Bara AE O/o ED(SLDC), CSPTCL 9827193201 [email protected]







5/22/2018

1

AGENDA

1. Confirmation of minutes.

2. Review of system operation during the month

of March 2018, by SLDC.

3. State Energy Account (SEA) Data.

4. Outage planning for the month of June 2018 &

July 2018.

5. Status of FGMO/RGMO in thermal units as on

28.04.2018.

5/22/2018

2

AGENDA…. Continued

6. Details of new transmission lines, transformer

or any other transmission elements to be

charged in June 2018 & July 2018..

7. Details of Installation of capacitors to be

furnished to WRPC:

8. Web Scheduling software of SLDC.

AGENDA-1.Confirmation of minutes

The Minutes of Meeting held on 29.02.2018 at

SLDC were forwarded vide letter No. 03-

02/SLDC/OPN/SOAP/171, Raipur dated

23.04.2018.

Till date no comments has been received as such

the committee may confirm the minutes of 39th

SOAP meeting.

5/22/2018

3

AGENDA-2:

Review of system operation during the

month March- 2018, by SLDC.

1.1 PERFORMANCE OF CSPGCL THERMAL & HYDEL POWER PLANT :

Generation (in MU)PLANT AVAILABILITY FACTOR

PAF (in %)

PLANT LOAD

FACTOR PLF

(in %)

Genera

torCapacity

MAR-

18

Prog.

from

Apr-17

Gross

Gen.

Target*

MAR-18Prog.

from

Apr-17

Normative

Target *

MAR-18Prog.

from

Apr-17

KTPS440 MW

{4X50 +

2X120}149.45 1787.46 2325.00 44.63 45.61

60%- PH2

70%- PH345.65 46.37

DSPM500 MW

{2X250}355.68 4042.98 3723.00 101.54 96.30 85.00 95.61 92.31

HTPS 840 MW

{4X210}476.89 5297.57 6107.47 78.92 75.49 83.00 76.31 71.99

KWB

Extn

500 MW

{1X500}350.91 3986.07 3723.00 95.64 92.10 85.00 94.33 91.01

MARWA500 MW

{2X500}505.67 5719.99 --- 67.61 65.31 --- 67.96 65.29

THERMAL 3280 MW 1838.61 20834.07 --- --- --- --- 75.34 72.51

BANGO

HPS

120 MW

{3X40}3.15 216.86 274 --- --- --- --- ---

5/22/2018

4

1.2 PERFORMANCE OF CSPGCL

Generating

StationCapacity

Auxiliary Consumption (in %) No. of Forced Outage

MAR-18Progressive

from Apr-17

Target*MAR-18

Progressive

from Apr-17

KTPS440 MW

{4X50 +

2X120}12.94 13.23 11.25 6 93

DSPM500 MW

{2X250}7.69 7.91 9.00 0 8

HTPS840 MW

{4X210}9.49 9.89 9.70 5 71

KWB

Extn.500 MW

{1X500}4.17 4.41 5.25 0 11

MARWA500 MW

{2X500}6.16 6.61 5.25 2 41

THERMAL 3280 MW 7.49 7.84 --- 13 224

BANGO120 MW

{3X40} 1.77 0.331.00

--- ---

1.3 Frequency ParticularsFrequency status during Feb-18, Mar-17 & Mar-18 (As per WRLDC)

Other Frequency parameters during the month of March- 2018.

Frequency Status FEB-18 MAR-18 MAR-17

% of time % of time % of time

Between

49.90 & 50.05 Hz80.25 79.29 73.56

< 49.90 Hz 9.69 12.99 8.95

> 50.05 Hz 10.06 7.72 17.50

Frequency Status Frequency {Hz} Time

{ h:mm:ss}

Date

Average Freq. 49.97 -- --

Max Instantaneous Freq. 50.25 13:03:20 21.03.18

Min Instantaneous Freq. 49.68 21:19:30 14.03.18

5/22/2018

5

1.4 Demand Pattern.

FEB-18 MAR-18 MAR-17% Change

compared to

previous year

Max. Demand Met

3655 MW

28.02.2018

18:45

3929 MW

30.03.2018

18:45

3768 MW

29.03.2018

19:00

4.27%

Max. Unrestricted

Demand at the

time of Max.

Demand Met

3663 MW 3923 MW 3775 MW 3.92%

Min. Demand Met

1704 MW

11.02.2018

18:00

2345 MW

02.03.2018

14:30

2341 MW

13-03-17

16:00

0.17%

Max. Unrestricted

Demand

3663 MW

28.02.2018

18:45

3923 MW

30.03.2018

18:45

3917 MW

31-03-17

22:00

0.15%

2800

2900

3000

3100

3200

3300

3400

3500

3600

3700

3800

3900

4000

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

MW

Date

Daily Max Demand met in the month of Mar-18, Mar-17 & Feb-18.

MAX 3929 MW on 30.03.2018 at 18:45 hrs.

Average increase of 4.27 % compared to last year.

FEB-

2018

MAR-

2017

MAR-

2018

3929 MW

on 30.3.18

at 18:45

Hrs.

3655 MW on

28.02.18 at

18:45 Hrs

3768 MW on

29.03.17 at

19:00 Hrs

5/22/2018

6

2200

2400

2600

2800

3000

3200

3400

3600

3800

4000

MW

Date

Daywise Min and Max Demand met in the month of Mar-18,

[ Difference : Max 884 MW on 05.03.18 & Min 509 MW on 31.03.18 ]

509MW

884MW

2800

3000

3200

3400

3600

3800

4000

MW

Date

Daywise Maximum Resrticted Vs Unrestricted Demand in the month of

Mar-18,

RESTRICTED

DEMAND

UNRESTRICTED

DEMAND

5/22/2018

7

MONTH MAXIMUM MINIMUM AVERAGE

APR-17 4074 3221 3698

MAY-17 3889 1771 3239

JUN-17 3389 2499 2933

JUL-17 3722 2288 3085

AUG-17 3998 2687 3447

SEP-17 4093 2460 3422

OCT-17 3832 2274 3169

NOV-17 3406 2166 2708

DEC-17 3409 2302 2783

JAN-18 3409 2335 2876

FEB-18 3655 1704 2902

MAR-18 3929 2345 3324

YR 2017-18 4093 1704 3132

ANNUAL DEMAND PATTERN.

1700

1800

1900

2000

2100

2200

2300

2400

2500

2600

2700

2800

2900

3000

3100

3200

3300

3400

3500

3600

3700

3800

3900

4000

4100

Apr-17 May-17 Jun-17 Jul-17 Aug-17 Sep-17 Oct-17 Nov-17 Dec-17 Jan-18 Feb-18 Mar-18

MW

Date

ANNUAL PATTERN OF DEMAND MET OF FY: 2017-18

MAXIMUM

AVERAGE

MINIMUM

5/22/2018

8

3300

3400

3500

3600

3700

3800

3900

4000

4100

4200

4300

4400

Apr-17 May-17 Jun-17 Jul-17 Aug-17 Sep-17 Oct-17 Nov-17 Dec-17 Jan-18 Feb-18 Mar-18

MW

Date

MONTHLY MAXIMUM RESTRICTED V/s UNRESTRICTED DEMAND OF

FY: 2017-18

MAX.

RESTRICTED

DEMAND

MAX.

UNRESTRICTED

DEMAND

MW %

CSPGCL Thermal

(Ex Bus)2546 65%

CSPGCL Hydel 49 1%

CPP/IPP's (STOA+PPA)

Injection + Inter state STOA83 2%

Other Injection 78 2%

CS Share including BSP share in

NSPCL1450 37%

Net Import / Export -351 -9%

OD(+) / UD(-) 73 1.86%

Demand Met (MW) 3929

Availability during Monthly Peak Demand Met: (3929 MW on 30-03-2018 at 18:45 hrs)

5/22/2018

9

CSPGCL Thermal

, 2546

CSPGCL Hydel, 49

CPP/IPP's

(STOA+PPA)

Injection + Inter

state STOA, 83

Other Injection, 78

CS Share including

BSP share in

NSPCL , 1450

Net Import(+) /

Export (-), -351 OD(+) / UD(-) , 73

Break-Up of Generation / Injection at the time of monthly Peak Demand.

3929 MW on 30.03.2018 at 18:45 Hrs

Total Import at

the time of Max

Demand Met, 904

Total Export at

the time of Max

Demand Met, -

1255

Import and Export at the time of max. demand met.

3929 MW on 30.03.2018 at 18:45 Hrs.

5/22/2018

10

1.5 LOAD SHEDDING

Load Shedding during March-2018:

Load Shedding Duration

(in HH:MM)

Equivalent

Load Relief

(in MU/Day)

Max Load

Shedding

Done.

In Groups

Feeders

--- NIL ---In Industrial

feeders

TOTAL

1.6 - SOLAR POWER INJECTION (At 132 KV)From Apr-17 to Mar-18

M/s Acme

[30 MW]

M/s Azure

[3X10 MW]

M/s Parampujya

[2X50 MW]

[Infirm Power]

Total

APR-17 MU 4.624 4.650 ---- 9.274

MAY-17 MU 4.595 4.107 ---- 8.702

JUN-17 MU 3.680 3.335 ---- 7.015

JUL-17 MU 2.894 2.991 ---- 5.885

AUG-17 MU 3.288 3.243 ---- 6.531

SEP-17 MU 3.43 3.62 ---- 7.050

OCT-17 MU 3.677 4.045 2.641 10.363

NOV-17 MU 3.735 3.699 7.961 15.395

DEC-17 MU 4.076 4.137 11.774 19.987

JAN-18 MU 4.378 4.686 13.969 23.033

FEB-18 MU 3.923 4.080 16.080 24.083

MAR-18 MU 4.061 4.250 19.211 27.522

Total MU 46.361 46.843 71.636 164.84

5/22/2018

11

1.7 - TRANSMISSION LOSS

Performance of CSPTCL : Transmission Loss(%) as per data

provided by O/o of CSPGCL, CSPTCL & CSPDCL.

2017-18 2016-17% Change compared

to previous year

APR 3.33% 2.99% 11%

MAY 2.88% 2.96% -3%

JUN 2.89% 2.84% 2%

JUL 2.87% 2.65% 8%

AUG 2.96% 2.36% 25%

SEP 3.11% 2.32% 34%

OCT 3.14% 2.83% 11%

NOV 2.92% 2.21% 32%

DEC 3.04% 3.04% 0.11%

JAN 3.10% (Provisional) 3.00% 3.37%

FEB 3.05% ---

MARDATA AWAITED FROM O/o CE

(Revenue) 3.30%---

AGENDA - 3

As per the directives of CSERC to the state power

companies & SLDC, under clause no. 10.1.3.2 (Page-258)

SLDC has been directed to submit quarterly report of

SEA.

It is requested to the O/o CE (Revenue) CSPDCL to

submit consumer wise EHV sales/consumptions (in MU)

for the month of March-2018 and also to O/o CE

(RA&PM) CSPDCL to submit certified copy of the energy

injected & purchased (in MU) into the system by State’s

CPPs / IPPs /Biomass /Non conventional generators (that

may include 33KV and 132 KV& above separately) for the

month of October-2017 to March-2018.

5/22/2018

12

Annexure III

Date Time Date Time

Routine Maintenance

1 400 400 KV Bus-II at 400 KV S/s Raita. 6/7/2018 8:00 6/7/2018 17:00 Daily

400 KV CVT & Isolator Maintenance

work. No interuption as power will be

managed by 400 KV Bus-I.

2 220220 KV PGCIL Ckt-I at 220 KV S/s

Raigarh6/10/2018 8:00 6/10/2018 17:00 Daily Annual Maintenance Programme.

3 220220 KV PGCIL Ckt-II at 220 KV S/s

Raigarh6/14/2018 8:00 6/14/2018 17:00 Daily Annual Maintenance Programme.

S.No KV Lines/ ICT Particulars From To Daily /

Continuous Reason

Sr. No. Name of S/S Name of feeder Date & Duration Remark

10.06.17

(08:00 hrs. to 17:00 hrs.)

14.06.17

(08:00 hrs. to 17:00 hrs.)

24.06.17

(08:00 hrs. to 17:00 hrs.)

Sr. No. Name of S/S Name of feeder/X-mer Date & Duration Remark

07.07.17

(08:00 hrs. to 17:00 hrs.)

14.07.17

(08:00 hrs. to 17:00 hrs.)

27.07.17

(08:00 hrs. to 17:00 hrs.)

1220 KV S/s

Raigarh

160 mva ,220/132 KV

X-mer-II

For preventive

maintenance

OUTAGE PLANNING MONTH OF JUNE-2018

1220 KV S/S

Raigarh220 KV PGCIL Ckt-I

For preventive

maintenance

2220 KV S/S

Ragiarh220 KV PGCIL Ckt-II

For preventive

maintenance

3220 KV S/s

Raigarh

160 mva ,220/132 KV

X-mer-I

For preventive

maintenance

OUTAGE PLANNING MONTH OF JULY-2018

2220 KV S/s

Raigarh

160 mva ,220/132 KV

X-mer-III

For preventive

maintenance

2132 KV S/s

Raigarh

40 mva ,132/33 KV X-

mer-II(BB)

For preventive

maintenance

Annexure III

From To

1 220 KV bus coupler bay 8:00 17:00 02.06.2018 30.10.2018

Bus Coupler CT &

Isolator Maintenance

work

2 400 KV Bus-II 8:00 17:00 07.06.2018 15.10.2018

400 KV CVT & Isolator

Maintenance work. No

interruption as power

will be managed by 400

KV Bus-I

3 220 KV Bus-I 8:00 17:00 13.06.2018 24.10.2018





KV Bus-II

4 220 KV Bus-II 8:00 17:00 20.06.2018 27.10.2018





KV Bus-I

PeriodS.No. Name of ICTs/Feeder

Pre-mansoon

Maintenance

Post-monsoon

MaintenanceRemark

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