Tenaga Nasional

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Tenaga Nasional Berhad (TNB)
Type Public
Founded Incorporated 1 February 1990
Headquarters Headquartered in Kuala Lumpur, Malaysia
Key people Tan Sri Leo Moggie (Chairman), Dato' Sri Khalid Mohd Noh (President and CEO)
Industry Electricity
Products Electricity Generation
Revenue ▲ RM23.32 billion (2007)[1]
Net income ▲ RM4.067 billion (2007)[1]
Employees 28,822 Groupwide [1]
Website www.tnb.com.my

Tenaga Nasional Berhad (TNB, MYX: 5347) is the largest electricity utility company in Malaysia and also the largest power company in Southeast Asia with RM65 billion worth of assets serving over six million customers throughout Peninsular Malaysia and the eastern state of Sabah. TNB's core activities are in the generation, transmission and distribution of electricity. TNB is ranked 10th in FTSE/Asean 40 Index, with market capitalisation of RM41.5 billion.

Globally and regionally, TNB enjoys a reputation for outstanding performance. TNB is the only Malaysian energy company to rank among the top 50 energy companies in Asia in 2006, based on the prestigious Platts’ survey of the top 250 Global Energy Companies. Internationally, Platts ranks TNB at 168th among the top 250 Global Energy Companies.

TNB was formed in 1990 by the Electricity Supply Successor Company Act 1990, as the successor of the National Electricity Board of the States of Malaya (Lembaga Letrik Negara Tanah Melayu).

To date, TNB remains a major player in electricity generation which form a significant part of the Group's diversified range of business activities.

Currently, the TNB Group has a complete power supply system, including the National Grid which is energised at 132, 275 and 500 kV, with its tallest electricity pylon in Malaysia and Southeast Asia being the Kerinchi Pylon located near Menara Telekom, Kerinchi, Kuala Lumpur. The National Grid is linked via 132 kV HVAC and 300 kV HVDC interconnection to Thailand and 230 kV cables to Singapore. For the convenience of customers, Customer Service Centres, Call Management Centres and administrative offices throughout the Peninsular Malaysia and Sabah. A 5-digit common toll-free number (1-5454) facilitates fault reporting and service requests to the CMCs.

TNB, through its subsidiaries, is also involved in the manufacturing of transformer, high voltage switchgears and cables the provider of professional consultancy services, architectural, civil and electrical engineering works and services, repair and maintenance services and fuel undertakes research and development, property development, and project management services. TNB also offers higher education through its university — University Tenaga Nasional (Uniten).

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[edit] Generation capacity

The TNB Group has a generation capacity of 11,296 MW. TNB generates electricity mainly from two major types of plant; hydroelectric plants and thermal plants [1]

[edit] Hydroelectric power plants

There are 3 hydroelectric schemes with installed generating capacity of 1,911 MW with 21 dams in operation [2]:

Sungai Perak hydroelectric scheme, with 1,249 MW installed capacity:

  • Pergau Dam- 4 x 150 MW = 600 MW.
  • Temenggor Dam- 4 x 87 MW = 348 MW.
  • Bersia Dam- 3 x 24 MW = 72 MW.
  • Kenering Dam- 3 x 40 MW = 120 MW.
  • Sungai Piah Upper Dam- 2 x 7.3 MW = 14.6 MW.
  • Sungai Piah Lower Dam- 2 x 27 MW = 54 MW
  • Chenderoh Dam (oldest power station)- 4 x 10.7 MW + 1 x 8.4 MW = 40.5 MW.

Terengganu hydroelectric scheme, with 400 MW installed capacity:

  • Kenyir Dam (biggest dam in Malaysia by volume)- 4 x 100 MW = 400 MW.

Cameron Highlands hydroelectric scheme, with 262 MW installed capacity:

  • Jor Dam- 4 x 25 MW = 100 MW.
  • Woh Dam- 3 x 50 MW = 150 MW.
  • Odak Dam- 4.2 MW.
  • Habu Dam- 5.5 MW.
  • Kampong Raja Dam- 0.8 MW.
  • Kampong Terla Dam- 0.5 MW.
  • Robinson Falls Dam- 0.9 MW.

[edit] Thermal power plants

There are 6 major thermal power plants with installed generating capacity of 4,435 MW in operation, plus 3 thermal plants with 4,950 MW operated as IPP plants. [3] and [4]

[edit] See also

[edit] References

  1. ^ a b c 2007 annual report

[edit] External links

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