Weigh! Three good news from Nanchang Metro Line 3!
In November 2019, with the entry of the weak current division of the equipment system project department, line 3 will officially enter the stage of mechanical and electrical decoration construction. At the end of the year, there are also many good news. Let's have a look!
Bidding for integrated joint commissioning project
On January 14, Jiangxi public resources trading center issued the bidding announcement of the comprehensive joint commissioning project of the PPP project of Nanchang rail transit line 3 project (Part B). The bidding scope of the project is the comprehensive joint commissioning and third-party test of the whole line of Nanchang rail transit line 3 project. This start-up bidding indicates that Nanchang rail transit line 3 project will gradually enter into the follow-up electric power preparation construction.
The first main transformer is installed in place smoothly
On January 14, the first main transformer of Nanchang Metro Line 3 was successfully installed in huaboyuan substation, marking that Nanchang Metro Line 3 has taken a key step towards the completion of high quality on schedule. Transformer is the main step-down transformer used for transmission and transformation in the main substation, which is the core part of the substation and also known as the heart of the main substation.
Huaboyuan substation is equipped with two main transformers with a single weight of 35t and a capacity of 25MVA. After operation, 110kV electric energy of Nanchang high voltage grid is reduced and supplied to hybrid traction substation with a voltage level of 35kV.
The first distribution transformer is installed in place smoothly
On January 16, the first distribution transformer of Nanchang Metro Line 3 project was successfully installed in the step-down substation of shangshagou station. Shangshagou station is located between Qingshankou station (including) and Jingdong Avenue station of Nanchang Metro Line 3 project. The successful installation of the first distribution transformer marks the official opening of the installation process of professional equipment for Nanchang Metro Line 3 project of Shanghai company, which provides a solid guarantee for the power supply of Nanchang Metro Line 3 in May.
Schedule of Nanchang Metro Line 3
Nanchang Metro Line 3 project is 28.5km long, all underground lines, with high vehicle speed of 80km / h. The main routes of the line are: Yingbin Avenue, North Jingshan Road, cross street, Qianjin Road, South Xiangshan Road, North Xiangshan Road, Dieshan Road, South Qingshan Road, North Erqi Road, Qingshan Lake, Guowei road and torch street. The involved areas include Nanchang County, Qingyunpu District, West Lake District, East Lake District, Qingshanhu district and high tech Zone. There are 22 underground stations (including 6 transfer stations) with an average distance of about 1.33km. At present, the project has entered the follow-up mechanical and electrical construction stage. According to the requirements of the construction period plan, the whole line will be put into trial operation on August 30, 2020, September to November 2020, and December 30, 2020.
