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Specifications for whole hydropower project are
here
Specifications for water gates and are
here
。
I took two (2) weeks holidays in Japan from middle of June 2008.
The first pipe (ring) was delivered to the erection site on June 19 and installed at the position for Lane 2 on next day. Installation of Lane 1 started on July 04.
Current conditions of progress of construction works at powerhouse on July 11, 2008 is as shown below.
Unit No. 1is seen at the rightest position of the above photo. Diameter of the penstock installed is about 9.6 meters. The white crawler crane of DEMAG2800 was applied to launch the penstock
Transportation of penstock was conducted as shown below.
 080704-02s.JPG Trailer |  080704-03s.JPG Penstock to be delivered with diameter of 10 meters and weight of 18 tons |
 080704-04s.JPG Loading |  080704-05s.JPG Ready to go |
 080704-06s.JPG Transport through public road with 7 meters wide |  080704-08s.JPG Accessing to powerhouse |
 080704-09s.JPG Trailer stopped for long time on the way |  080704-10s.JPG Penstock stacked on the way. It is difficult to drive the right way, due to lack of steering system on trailer. |
 080630-02s.JPG Unit No. 2 Installed Reducer |  This young engineer is Mr. "Quangspeed"who is assisting the author and he is diligent and a hard worker. One of starts in Vietnam |
The pipes were installed with errors of
| Unit No | 1 | 2 | 3 | 4 | 5 | 6 |
| Axial direction | 2mm | 5 mm | ||||
| Perpendicular direction | 5mm | 2 mm | ||||
| Elevation | 2mm | 2mm |
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2008-07-12 Created
2008-07-15 Revised
| このページは、2019年3月に保存されたアーカイブです。最新の内容ではない場合がありますのでご注意ください |