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1. Proj. Name：N.G. Governor Facilities Added in Chu-Dong Station

2. Client：Chinese Petroleum Copr. / N.G. Business Div.

3. Proj. Period：Nov. 2005∼Apr. 2006

4. Proj. Description：

This project is to add two(2) lines of (pressure control valve system operated in sequence) Chu-Dong station to keep the supplied N.G. pressure within the range of 50∼53kg/cm²G. It also remains one set of 10”φ ball valve and another 8”φ ball valve for using in the future. The scope includes MOV, four sets of pressure regulator for two N.G. supply loops, instrument, monitors & control, and related pipes, accompanied with work items of purchasing, welding, installation, performance test and vent stack relocation. The monitoring system is integrated with lines. All real time information has to be sent to Hsinchu area monitoring center and Neihoo monitoring center, simultaneously. In addition, all pressure control equipment and MOVs are required to be remotely controlled in Hsinchu area monitoring center.

5. Major construction item：

◆  20” x 600# MOV x 8 sets

◆  8” x 600# pressure control valve x 4 sets

◆  8” x 600# MOV x 1 set

◆  PLC I/O card x 10 pcs

◆  10” x 600# Oil type Ball Valve x 1 set

◆  8” x 600# Oil type Ball valve x 5 sets

◆  20” x 8” x 600# Inline silencer (up stream) x 4 sets

◆  8” x 20” x 600# Inline silencer (down stream) x 4 sets