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टाटा हाइड्रो > कंपनी इतिहास > Power - Generation & Distribution > कंपनी इतिहास का टाटा हाइड्रो - बीएसई: 500409, NSE: TATAHYDRO

टाटा हाइड्रो

बीएसई: 500409  |  NSE: TATAHYDRO  |  ISIN: INE246A01011  |  Power - Generation & Distribution

कंपनी इतिहास - टाटा हाइड्रो
 1910
 
 - The Company was incorporated on 7th November, at Mumbai.  The
 Company
 generate and supply Electricity.  The Tata Hydro-Electric Power
 System
 comprises the Tata Hydro-Electric Power Supply Co., Ltd., the Andhra
 Valley Power Supply Co. Ltd., and the Tata Power Co., Ltd.
 
 - Rs 200 per share received as application and allotment money on
 both
 pref. and equity shares up to 30th June 1911.  1,250 No. of equity
 shares allotted as fully paid-up.
 
 1930 
 
 - Partly paid shares were fully paid up.  1,917 pref. shares were
 allotted as fully paid up for consideration other than cash and
 1,562
 pref. and 12,028 shares subscribed for in cash.  Equity and shares
 subdivided.
 
 1953 
 
 - 60,000 Right Equity shares issued at par in prop. 1:3.  Only Rs 75
 per share called and paid up.
 
 1955 
 
 - Balance of Rs 25 per share called up on the 60,000 equity shares.
 
 1961
 
 - The Company together with its two associated companies decided to
 enter into a partnership arrangement with Ebasco India, Ltd., for
 the
 establishment in India of a consulting engineering firm by the name
 of
 `Tata-Ebasco Consulting Engineering Services'.
 
 1967 
 
 - 24,000 right equity shares issued at par in prop. 1:10.
 
 1969 
 
 - A new company under the name Chemical Terminal Trombay, Ltd., was
 formed, in participation with other Tata Companies and Elephanta
 India
 Private Ltd., with the object to installation of storage tanks on a
 part of the Company's ash disposal area at Trombay and the laying of
 a
 pipeline connecting the storage tanks with the Mumbai Port Trust's
 pier
 at Pir Pau.
 
 1975 
 
 - 22,000 bonus shares issued in prop. 1.12.
 
 1980
 
 - The Company set up a new manufacturing facility at Bangalore, for
 commercial production of electronic items designed by its R&D lab.
 
 1981 
 
 - 3,50,000 No. of equity shares issued at par to public in June
 1981.
 20,000 No. of equity shares issued to financial institutions on part
 conversion of 11% Fifth debentures (1981-88).
 
 1984 
 
 - The Capacity of set No. 1 at Bhira was uprated from 22 MW to 25
 MW.
 
 - The Company cancelled its 89,280-7% non-redeemable preference
 shares
 of Rs 100 each with effect from 1st April and allotted to the
 holders
 of these preference shares 89,280-15% secured non-convertible
 debentures of Rs 100 each in the proportion 1:1.
 
 - The company also privately placed with UTI 15%, (Ist Series), 11%
 (VIth Series) and 14% (VIIth Series) debentures.  The sixth and
 seventh
 series debentures are redeemable at par in ten semi-annual
 instalments
 ending on 7th October 1995.
 
 1986
 
 - Forfeiture on 80 equity shares annulled, 1,44,910 No. of equity
 shares allotted at par to financial institutions upon conversion of
 loans.
 
 1987 
 
 - A new double circuit 22/110 KV transmission line was constructed
 in
 North Mumbai from Borivli to Malad to meet the requirements of
 Municipal Corporation of Greater Mumbai besides meeting loads in
 Kandivili, Malad, etc.  It was commissioned during 1988-89.  The
 transmission and distribution network was also strengthened to
 maintain
 reliability of power supply by installation of 2 x 200 MVA, 220/110
 KV
 interconnecting transformers at Trombay, a new 22 KV indoor
 switchgear
 at Saki, new capacitor banks at Saki and Kalyan etc.
 
 - The Company's proposals of 220/110 KV switching station and new
 110
 KV receiving station at Grant Road were cleared by State and Central
 Governments.  The Company undertook to install a 180 MW combined
 cycle
 plant at Trombay using gas turbines.
 
 1988 
 
 - A generator stator weighing 260 tonnes supplied by KWU W.  Germany
 was lifted into position along with the boiler drum from BHEL,
 Trichy.
 A 110 KV oil filled cables for bulk transmission of power from
 Carnac
 to Backbay was laid to feed BEST's receiving station.
 
 - The Company in participation with Tata Projects Ltd., undertook to
 construct a 600 bed Grade I hotel at Tashkant (USSR).
 
 1989 
 
 - It was proposed to upgrade the transmission lines from Bhira to
 Dharavi from 110 KV to 220 KV.  It was commissioned by March 1995.
 
 - A new 110/22 KV sub-station was commissioned at Malad; power
 transformer capacity was augmented by 135 MVA in the area and new 22
 KV
 outlets were commissioned at Kandivli, Malad, Ambivli and at 11KV at
 Versova.
 
 - Six new outlets for BEST at 33 KV from Carnac receiving stations
 were
 also commissioned during the year.
 
 - Approval from the state and the Central Governments were also
 received for the installation of a gas based 180 MW combined cycle
 plant at Trombay at a cost of Rs 212 crores to supplement the
 generating capacity in the state.
 
 - The Companies are also associated with Siemens in the erection and
 commissioning of the mechanical and electrical equipment for the 4 x
 130 MW gas turbines and 2 x 150 MW steam turbines at NTPC's combined
 cycle power plant at Dadri in Uttar Pradesh.
 
 - 2,085 forfeited equity shares reissued. (Prem. Rs 200)
 
 1990
 
 - The Thermal Unit was shut down for 9 weeks for boiler
 re-certification and overhaul and reblading of four stages of the
 stationary side of the IP turbine.
 
 - The second 500 MW unit 6 at Trombay was trial synchronised with
 the
 grid on 23rd March.
 
 - The Company took up two major generation projects, viz., 150MW
 Pumped
 Storage Unit at Bhira and a gas-based 180 MW Combined Cycle Plant at
 Trombay Thermal Power Station in case of a major system disturbance
 and
 supply power to essential consumers, viz., Railways, BMC, BARC, etc.
 
 - The Company also proposed to undertake overhauling and maintenance
 works on gas turbines at Uran in association with Kraftwerke Union,
 W.
 Germany.
 
 - As per the agreement signed in October 1990, the Company was to
 seek
 clearance for World Bank/IFC loan amounting to 8 million by 30th
 September, 1991.
 
 1991
 
 - The generation at the Trombay thermal station suffered due to
 shortage of fuel particularly during the months October to December.
 
 - With a view to upgrade and extend the life of plants, the Company
 proposed retrofitting of 150 MW Trombay Unit-4 to ensure efficient
 operation and utilisation of generators of Units 1, 2, and 3 as
 electrically driven synchronous condensors for power factor
 improvement.
 
 - A new 110 KV substation comprising 2 x 90 MVA, 110/33 KV power
 transformers along with 33 KV indoor SF6 switchgear and supervisory
 control and data acquisition system was commissioned at Versova to
 feed
 the MCGB receiving station at Versova, Ambivli, Juhu etc. 
 
 - A new switching station comprising 3 x 250 MVA, 220/110/33 KV
 autotransformers, space saving 245 KV gas insulated switchgear and
 supervisory control and data acquisition system was established.
 
 - The Company undertook the projects like: (i) Erection of fourth
 gas
 turbine unit at Dadri near Delhi (ii) KWU/Siemens awarded to the
 companies, (iii) Undertook eletrical and I & C equipment
 installation
 works.
 
 1992 
 
 - A modern 22 KV indoor SF6 switchgear was installed at Salsette and
 also a 60 MVAR new capacitor banks were installed at Versova and
 Malad.
 Apart from these, replacement of 110 KV oil circuit breakers by
 modern
 SF6 breakers at Kalyan, Ambernath, Vikhroli and Salsette receiving
 stations and extension of fibre optic communication network were
 also
 carried out.
 
 - During April-May, the Company offered 8,01,143-14% secured
 redeemable
 partly convertible debentures of Rs 350 each on rights basis in the
 proportion 1 deb.: 1 equity shares held (all were taken up).
 Additional 1,20,171 debentures were allotted to retain
 oversubscription.
 
 - Another 40,057 debentures were issued to the employees on an
 equitable basis (all were taken up).  Additional 6,000 debentures
 were
 allotted to retain oversubscription.
 
 - In addition 1,40,000 debentures were reserved for allotment to
 Tata
 Sons Ltd., Tata Industries Ltd., Investment Corporation of India
 Ltd.,
 and Ewart Investments Ltd.
 
 - Part-A of Rs 300 of the face value of each debenture was to be
 converted into one equity share of Rs 100 each at a premium of Rs
 200
 per share on the expiry of 6 months from the date of allotment of
 debentures.
 
 - Part-B of Rs 50 of the face value of each debentures was to be
 redeemed on the expiry of 10 years from the date of allotment with
 an
 option to the Board to redeem the same at any time after years from
 the
 date of allotment of debentures.
 
 - 11,07,379 No. of equity shares allotted on conversion of 14%
 debentures (including 1,792 shares allotted after 1st April, 1993.
 
 - 2,11,266 No. of equity shares underlying Global Depository Shares
 allotted.  19,08,289 rights equity shares allotted (prem. Rs 200;
 prop.
 1:1) 8897 shares kept in abeyance.
 
 1993 
 
 - The Company proposed to install 2 x 1.25 MW mini hydro generating
 units on the existing Bhivpuri tailrace channel by utilising
 available
 tailrace releases from existing power station.
 
 - It was proposed to establish a 110 KV sub-station at Bandra-Kurla
 complex to meet power requirement of that area and also to establish
 a
 110 KV power supply point at Mankhurd to meet additional load
 requirement of Central Railway.
 
 - The first 120 MW steam turbine at Uran was synchronized and the
 second unit was scheduled for synchronization in August 1994.
 
 1994 
 
 - The Trombay Unit-7 steam turbine generator was synchronised on 9th
 December, which generated 650 MUS with PLF of 61.9%.
 
 - With a view to enhance the reliability of power supply to S. 
 Mumbai,
 the Company's look up a new 220 KV underground transmission system
 to
 Backbay Reclamation for a new 220 KV switching station.
 
 - It was proposed to establish a 110 KV substation at Bandra-Kurala
 complex to meet the power requirement in S. Mumbai.
 
 - Approval for use 90 MW pumped storage project at Bhivpuri not
 materialising the company proposed to undertake 300 MW pumped
 storage
 project at Valvandi using westward flowing waters.
 
 - During the year, the Company undertook the work of strengthening
 dams
 as per designs codes in respect of earthquakes.  The Government of
 Maharashtra had accorded its permission for rebuilding a dam at
 Somwadi.
 
 - The set No. 5 at Bhira was rehabilitated by changing the core &
 coils
 and was recommissioned along with a new more efficient 30 MVA
 generator
 transformer.
 
 - At Vikhroli, an additional 90 MVA, 110/22 KV power transformer was
 taken into service to increase the reliability of power supply. 
 Also,
 a new 25 MVA, 110/66 KV transformer at Parel was commissioned.
 
 - Assistance was provided by the Company to Siemens at Malaysia for
 operation of the 400 MW Serdang power plant, to Tata Honeywell Ltd.
 at
 Adelaide Australia, Pne and to Tata Consultancy Engineers at
 Bangalore
 for design/development and for factory acceptance tests of the
 simulator for the Electricity Trust of Southern Australia.
 
 - Equity shares subdivided.  38,03200 No. of equity shares allotted
 on
 preferential basis to associate companies.
 
 - Second phase of the Trombay combined cycle power project viz. 60
 MW
 steam turbine and associated equipment was commissioned.  Also,
 installation of the motor-generator, pump/turbine and main
 transformer
 was commissioned in the synchronous condenser mode.
 
 1995 
 
 - The 150 MW Pumped storage unit was commissioned in the synchronous
 condenser mode.  The Company undertook the work of modernisation and
 renovation of old 12 MW hydro units at Bhivpuri and Khopoli
 Generating
 Stations.
 
 - 560 No. of equity shares issued.
 
 1996
 
 - The 150 MW pumped storage unit at Bhira was commissioned.  At
 Bhira
 generating station five 25 MW units were refurbished by installation
 of
 new modern turbine runners of higher efficiency.
 
 - The Company strengthened the existing network by installing new
 22KV
 indoor switchgear at Vikhroli sub-station, by replacing old oil/air
 blast circuit brackers by modern 110 KV breakers at various
 sub-stations, by retrofitting and uprating of existing 22 KV ABCBs
 by
 22/33 KV modern SF6 breakers, by installation of new numerical type
 relays on transmission lines and by installation of new micro
 processor
 based metering system by replacing existing electro-mechanical type
 meters.
 
 - The Company installed a major 220 KV underground transmission
 system
 from Dharavi receiving station to Backbay, South Mumbai.  The
 Company
 also undertook to implement a 22 KV receiving station at
 Bandra-Kurla
 Complex to provide power supply to various commercial consumers in
 the
 area.  To improve the continuous and reliable power supply, the
 Company
 proposed to set up 220 KV switching stations at Parel and Mahalaxmi.
 
 - During the year, the Government of Karanataka awarded the
 Multi-fuel
 based 80 MW power project to the Company.
 
 - 3.62.5 MW thermal generating units at Trombay were converted into
 synchronous condensers with a 1-2 MW static frequency converter in
 the
 starting system.  Also a 36 KV switchgear with vacuum circuit
 breakers
 were commissioned thereby introducing vacuum breaker technology in
 medium voltage distribution TEC system.
 
 1997
 
 - The Company constructed a substation at Borivli to improve the
 supply
 to suburban areas.  The Company also undertook to implement a 220 KV
 underground Ring System along with a new sub-station at Backbay.  A
 110
 KV sub-station at Mankhurd was set up to provide power supply to the
 Metropolitan Railway Authority.
 
 - The Tatas have dropped their plant to merge the three Tata
 Electric
 Companies-Tata power Company, Andhra Valley and Power Company and
 Tata
 Hydro Electric Power Supply Company.
 
 1998 
 
 - The public communication group of Siemens has bagged the
 prestigious
 contract worth over one million DM from Tata Hydro Electric Power
 Supply Company Ltd, Mumbai, for the supply of specialised
 telecommunication aerial optical fibre cable.
 
 - The Supreme Court today directed the Mumbai high court to
 expeditiously conclude hearing a petition by Tata Hydro-electric
 Power
 Supply company Ltd, seeking restraint on a LPG bottling unit near
 its
 Trombay electric station.
 
 - The Tata Power Supply company, licencees for supply of electricity
 to
 Greater Mumbai, had, in its petition, contended that the site of the
 LPG bottling plant operating its 20,000 metric tonne storage
 terminal
 near the Trombay station was not only hazardous but also against
 public
 interest.
 
 - The Thermal units at Trombay achieved a thermal generation of 7670
 (MUs) as compared to 7593 MUs in the previous year.
 
 - The Company entered into an Joint Venture Agreement with Total Gas
 and Power India (a wholly owned subsidiary of Total) for
 establishment
 of an LNG Terminal at Trombay.
 
 1999 
 
 - The Company jointly with Andhra Valley and Tata Power has entered
 into financial lease agreements for assets taken on lease, of which
 the
 company's share of cost of assets aggregates Rs.  1616.32 lakhs
 (31st
 March, 1998 - Rs. 1616.32 lakhs).
 
 - The Wage Agreement entered into by the Company with the employees,
 expired on 31st December, 1997 and a fresh Agreement is under
 negotiation.
 
 - Crisil and ICRA have both awarded the highest rating AAA and LAAA
 respectively for Debentures upto Rs. 500 crores.  During the year
 the
 Companies issued Debentures aggregating to Rs. 150 crores on private
 placement basis.
 
 - The Companies have acquired a generating station consisting of a
 37.5
 MW Unit at Wadi, Karnataka, in January 1999.
 
 - The Company has undertaken to give a sharper focus to growth and
 enhancement of shareholder value.
 
 - The Companies also propose to establish a new joint venture with
 Total of France for the storage and distribution of Liquified
 Natural
 Gas in the State.
 
 - The Power Purchase Agreement for 81.3 MW Diesel-based Power Plant
 at
 Belgaum, Karnataka was signed with Karnataka Electricity Board.  The
 necessary statutory approvals are being obtained to commence the
 plant
 erection work.
 
 2000
 
 - Mr. S. Mukherji has resigned as Director effective from August 1.
स्रोत: रेलीगरे टेचनोवा

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