วันพฤหัสบดีที่ 6 พฤษภาคม พ.ศ. 2553

Blackout grips central city

Bidyut Bhaban faces huge loadshedding: Sectt officials trapped in lifts

A vast area of the central part of the capital, including the Bangladesh Secretariat, plunged into a blackout on Wednesday following a major technical fault at the Dhanmondi Grid substation, reports UNB.
The whole power supply to the Cabinet Division and other ministries at the Secretariat came to a halt at about 2:20 pm, with the situation persisting for about 20 minutes.
Official sources at the Dhaka Power Distribution Company (DPDC), which controls the area, said they restored power supply to the Secretariat through an emergency alternative line. But despite that, power disruptions took place in the Secretariat several times and continued for 5-6 minutes on each occasion.
Apart from the Secretariat, huge areas in the central and old parts of the city, including Motijheel, Segunb-agicha, Kakrail, Dilkusha, Bijoyna-gar, Paltan, Dhaks University, National Press Club, Dhaka Club, Dhanmondi, Hazaribagh, Lalbagh experienced massive load shedding due to the fault at the substation.
Sources said a technical fault occurred at the Dhanmondi Grid substation that led to a breakdown of a circuit-breaker there. This immediately affected the Ramna Substation which mainly controls the power supply to the central part of the city including the Secretariat.
Power supply went off at the Secretariat and many officials became stranded in the elevators. The lift-technicians then rescued them through manual operation of the lifts.
Even, the Biddyut Bhaban, which is located adjacent to the Secretariat and houses the country''s main power control system and also the Headquarters of the DPDC, faced blackouts brought on by the interruption in the power supply.
A top DPDC official said that as a consequence of the tripping of power circuit breakers at the Dhanmondi substation, a main underground power transmission cable from Dhanmondi to Ramna became inoperative.
"We''ve been trying to detect the fault at the underground cable. But till now there is no progress," he told UNB at about 4:45 pm.
"This may take the whole night to detect and repair the fault," he added.
He noted that the DPDC has to resort to huge load-shedding in those areas, even at alternative hours.
bdnews24.com. adds: Officials and staff at hub of the Bangladesh government and administration said that power went out for about 25 minutes the first time.
But there were two more outages - one for 10 minutes and one about 5 minutes- they said.
Dhaka Power Distribution Company''s (DPDC) central office, its regional office in Shegunbagicha and the housing and public works ministry, responsible for power supply to the Secretariat, have given contradictory comments about the power outage.
Housing and public works ministry''s sub-divisional engineer Shamsul Alam said that a portion of the national power grid suddenly stopped functioning.
Alam said that this power outage occurred in most of the areas under the grid.
However, power supply resumed within 25 minutes.
But electricity supply snapped two more times, although it was back on within minutes.
Khairul Alam, the sub-divisional engineer of DPDC''s regional office in Shegunbagicha, told bdnews24.com that Dhanmondi''s supply from the national power grid stopped at around 2:30pm. He said about half of Dhaka''s power supply was snapped including the Secretariat for this reason.
Officials said that a cat had entered the Ramna power supply''s control room and caused the incident.
But they drove away the cat immediately and took initiatives to resume power supply rapidly.

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