Name of the Organization : Sub-station
Address of main office :
Chief Engineer/Substations
B-1, Shakti Vihar, Patiala

Phone No. : 0175-2113193
Fax No. : 0175-2220143
In the year 1998, Transmission Systems Organization of PSEB, was bifurcated in two Organizations, namely Transmission Lines(TL) and Sub-stations (SS), each looking after works of Transmission and Sub-stations separately. Organization chart of Substations has been attached.
Main works execution wings of this organization are as under:-

  1. SE/Grid Const. Circle,Ludhiana for execution of all electrical works.
  2. SE/Civil Works, Circles at Patiala & Jalandhar for civil works execution.
  3. Director/Sub-stations (Design), C-1, Shakti Vihar, Patiala for design of new sub-stations, procurement of all equipments required for sub-station works.
  4. Director/Research, PEC Complex, Chandigarh for Soil Resistivity of new sub-stations and research work for system improvement.

Functions of sub-station organization
Sub-station organization has been assigned the work of construction of 66/132/220 new Grid Substations and up-gradation of existing substations i.e. up-gradation from 33KV to 66KV, 66KV to 132KV/220KV, 132KV to 220KV and augmentation of existing substations by adding MVA capacity, commissioning of new capacitor banks.
Works are carried out as per approved list of works by Planning Organization. In addition to the above, capital maintenance. and repair of power transformers is also being carried out by sub-station organization. There are 4 No. Crane Bay Workshops under this organization at Malarekotla, Verpal, Jamsher and Lalton Kalan where capital maintenance and repair of Power Transformers is carried out.
Office of Director/Research under this organization carries out earth resistivity testing of new sub-stations and research works for solution of different problems for system improvements.

Achievements and Targets
List of sub-station works executed during the financial year 2006.07  and upto 31.07.2007 of this year has been attached. Total 130 Nos. sub-station works were carried out during 2006.07 adding 1352MVA Capacity in the system. During current financial year, total 54 works have been executed upto 31.07.2007 adding 360MVA in the system. Total 25 No.Further the targeted 915MVA will be scheived upto 31.3.2008.

WORK EXECUTED DURING 2007-08
A) TOTAL SUBSTATIONS COMMISSIONED FROM 1.4.2007 to 31.07.07
(No./MVA)


Name of Sub Stns.
New U/G Aug Total
220KV Sub Stns. - - 2/36.0 2/36..
132KV Sub Stns. - - 3/44.0 3/44.0
66KV Sub Stns. 6/61.5 3/2.0 27/164.8 36/228.3
33KV Sub Stns. - - 13/51.5 13/51.5
Total 6/61.5 3/2.0 45/296.3 54/359.8

B) CAPACITOR BANK COMMISSIONED


Capacity

11KV

33KV

66KV

132KV

Total

In MVAR

23.137

-

-

-

23.137

C) STATUS OF POWER TRANSFORMERS

  1. Power T/Fs Repaired = 4 No.
  2. Power T/Fs Capital Mtc. =13 Nos.
  3. Power T/Fs Surveyed off = 1 No.

Target for the year 2007-08
(No./MVA)
A) TRANSMISSION WORKS
(No./MVA)


Name of Sub Stns.

New

U/G

Aug

Total

220KV Sub Stns.

1/100

-

-

1/100.0

132KV Sub Stns.

3/72.5

-

16/113.5

19/186.00

66KV Sub Stns.

33/489.0

26/92.5

45/394.5

104/976.0

33KV Sub Stns.

-

-

6/13.5

6/13.5

Total

37/661.5

26/92.5

67/521.5

130/1275.5

B) CAPACITOR BANK


Capacity

11KV

33KV

66KV

132KV

Total

In MVAR

40.830

-

108.600

43.440

192.870



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