"Egyptian" full records 筑The roads to refresh the new record of Egypt's rails (Chinese and English)

Pave the way forward to set new record for egypt ’s rail transit

Wen Xiaoqiang Wu Xiaoyi

In the early morning of May 15, 2022, with the sound of a whistle, the first charger of the BADR vehicle section slowly left the factory. After more than a year of hard work, we finally ushered in the trial operation of Egypt ’s fast -moving urban railway project on the 10th.

In the early morning of May 15, 2022, the first electric passenger train of the Badr Station departed with a whistle, marking that the 10th of Ramadan Railway in Egypt was put into trial operation after more than a year of construction.

Looking back, the past is vivid. In December 2019 and March 2021, Shenzhen Metro Group and China Railway -AVIC International Union signed the operating supervision service contract and joint test service contract for the Egyptian project to provide the railway with 1.5 years of operation preparation and 2 years of operation supervision. Services and joint testing services. The project is the fourth project of Deep Railway Group's official landing overseas, marking a new step in Shenzhen Railway Group's "going global" and promoting marketization and international development.

Looking back, scenes of the past leap before eyes. In December 2019 and March 2021, Shenzhen Metro signed an operation supervision service contract and a joint commissioning and trial service contract respectively with CREC-AVIC INTL Consortium on the 10th of Ramadan Railway Project. It was stipulated that Shenzhen Metro would provide 1.5-year operation preparation service as well as 2-year operation supervision and joint commissioning and trial service for the railway. This project is the fourth project that Shenzhen Metro has officially launched overseas, marking a new step in Implementing the "Going Global" Strategy and Realizing Market-Oriented and International Development.

Careful preparation before operation

Careful Preparation Before Operation

After the contract was signed, Shenzhen Railway International immediately set out to set up a technical team to start operational supervision services, compile operation preparatory work plans, system system documents, etc., based on the Shenzhen Metro Operation Management Standard System as a blueprint. Files, make every effort to prepare the preparations for the operation of the project.

Immediately upon signing the contract, Shenzhen Metro set up a technical team, started to provide the operation supervision service, and compiled the operation preparation plan and system establishment documents. Based on its operation and management standard system, Shenzhen Metro compiled a total of 107 system Documents of 42 Modules for the Project, Making Every Effort to Prepare for the Operation of the Project. On January 15, 2021, 10 international technical teams in Deep Railway rushed to Cairo, Egypt. Since then, more than 40 people rushed to the project site in batches to set up a technical team covering professionals such as track, contact network, scheduling, electromechanical, station affairs, ticketing, vehicles, signals and other professionals to carry out construction consulting, equipment debugging, and operation organizations. Operation maintenance consulting services such as schemes, personnel training, emergency drills, etc., to provide full -process technical support and guarantee for the operation of the Railway project.

On January 15, 2021, Shenzhen Metro's first technical team of 10 people arrived at Cairo, capital of Egypt. After that, more than 40 professionals came to the project site in several batches to form a technical team covering rail, overhead line system, dispatching , electro-mechanics, station service, ticketing, vehicle, and signal. They offered operation and maintenance consulting services in construction, equipment commissioning, operation organization plan, personnel training, and emergency drills, thus providing technical support and guarantee for the whole process of Project operation preparation.

Some of them have gone through the baptism of the Ethiopian light rail project, the Vietnamese light rail project, and the first time they have gone abroad. During the epidemic, they retrograde up, and went to Egypt without hesitation and served the Egyptian project.

Some of them had participated in the Ethiopian light rail project or the Vietnam light rail project, while some had gone abroad for the first time. During the epidemic, they valorously undertook their duty to serve the 10th of Ramadan Railway Project.

Relying on its own operating advantages, Deep Railway International is responsible for the training matters of the Paris Volkswagen Transportation Group Cairo Transportation Company (RDMC) employees, including the theory of the flight attendant, the training of main driving operations, dispatching professional driving organization management, construction of construction, construction Management training, etc.

With its own operational advantages, Shenzhen Metro provided training service for the project operator RDMC of Régie Autonome des Transports Parisiens (RATP), including the theoretical training and main line driving training of crew members, as well as the train operation organization management training, and Construction Management Training. On May 13, 2022, the first batch of 15 flight attendants in RDMC successfully passed the assessment and assessment. On the 13th and 14th day, the Deep Railway International conducted road training on manager RDMC section and station headmaster, and fully integrated Chinese standards, deep iron wisdom and Egyptian rail transportation operation and maintenance. The work style is highly recognized by RDMC.

On May 13, 2022, the first batch of 15 RDMC drivers successfully passed the practical operation assessment. On the 13th and 14th of the same month, Shenzhen Metro carried out training for RDMC section managers and station managers by integrating Chinese standards, Shenzhen Metro's wisdom And Egyptian Rail Transit Operation and Maintenance Thinking. Their Superb Professional Profition and Pragmatic Approach Was Highly RDMC.

The Shenzhen Railway International Team also investigates and understands the progress of the project along the railway, is familiar with various system equipment, and actively fulfills the obligation to operate supervision and contracts. At the same time, in -depth investigations of the differences in rail transit operation models between China and Egypt, and seeking cooperation with RDMC companies. During this period, Deep Rail International actively absorbed the essence of the operating model of the Egyptian Fang, and actively shared the concept of China's operating subway service cities. In March 2021, the signing of the "Egyptian Ramadan Railway Project EMU and Comprehensive Joint Co -adjustment Service Contracts on the 10th" marked the entire process of project consulting services for project construction, comprehensive joint adjustment, and operational supervision from a single operating supervision service change.

The staff of Shenzhen Metro also surveyed along the railway to learn about the progress of the construction, familiarized themselves with the equipment of each system, and fulfilled their contractual obligations of operation supervision. They conducted in-depth research on the differences in rail transit operation modes between China and Egypt to seek good cooperation with RDMC. During this period, they took the initiative to absorb the essence of Egypt's operation model, and shared China's concept of metro serving the city.The Electric Train Commissioning and Comprehensive Joint Commissioning Service Contract of 10th of Ramadan Railway Project in Egyptwas signed in March 2021, signaling the transformation of Shenzhen Metro from a single operation supervision service provider to an engineering consulting service provider for the whole process of engineering construction, comprehensive joint commissioning, and operation supervision.主所受Electricity "not simple"

Hard-Won Power Receiving of Main Substation

In the early morning of January 13, 2022, in the evening wind of Cairo, all members of the Shenzhen Railway International Egyptian project team were anxiously waiting for the news of successful power sending at 2#Lord.

In the early hours of January 13, 2022, with breezes blowing in Cairo, the project team members were anxiously waiting at the 2# main substation, looking forward to the successful power delivery of the main substation.

It lasted nearly 5 hours and experienced a series of complex debugging such as the main electricity, power transformer impact test, auxiliary transformer test, and power transformer switching test. At 4:45 am, 2#Lord successfully sent the electricity.

At 4:45 a.m., the 2# main substation successfully delivered power after nearly five hours of complex commissioning, including the power receiving, power transformer impact test, auxiliary transformer test, and transformer switching test.

At this point, things are far from end. Given that the project owner and the supervision both required the short -circuit test to send the power after the short -circuit test, the Shenzhen Railway International adjusted plan in a timely manner, organized a joint meeting of the correction group on January 15 to discuss the front conditions of the contact network power supply and the main power of the main power from 48 hours. The power supply steps and planning time of the contact network, the driving and construction arrangements after the contact network supply, and the short -circuit test plan.

This, however, was not the end. Since both the project owner and supervisor required completing the short-circuit test before delivering power, Shenzhen Metro adjusted the plan in time. A joint research meeting was held on January 15 to discuss the preconditions for the overhead line power access, the starting and ending times of the 48-hour power supply of main substation, steps and scheduled time of overhead line power access, as well as train operation and construction arrangements after overhead line power access. A short-circuit test Plan was also formulated. After thoroughly planning, Deep Railway International carried out strict trials such as contact mesh insulation test, two -hour short -circuit test, feeding line bus two hours, static high -pressure tests, etc., ensuring the smooth progress of various tests. The successful delivery of the Lord also marks that the motorcycle can run independently from then on.

Shenzhen Metro made a detailed plan and carried out strict tests such as the overhead line insulation test, 2-hour short-circuit test, 2-hour no-load test of feeder and bus bar, and static high-voltage test, which progressed smoothly The Successful Power Delivery of the Main Substation Also Marked the Autonomous Operation of the Electric Train.

Prior to this, in order to ensure the successful delivery of the power, Shenzhen Railway International established the main office of the main institution as early as October 2021 to coordinate the installation and commissioning of the GIS equipment and the power supply transformation equipment to promote the foundation of civil construction, ventilation and air conditioning , Power lighting, water supply and drainage and fire construction periods, improve the efficiency of controlling cable laying, focus on controlling the construction progress of the civil construction and ditch of the 2#main substation, promote the communication and fire progress between the stations ...

Before that, in order to ensure the successful power delivery of the main substation, Shenzhen Metro established a research team as early as October 2021. The team members were responsible for coordinating the installation and commissioning progress of GIS equipment as well as power supply and transformation equipment, promoting the progress of civil construction foundation, ventilation and air conditioning, power supply and lighting, water supply and drainage, and fire protection, improving the efficiency of control cable laying, facilitating the construction progress of civil pipelines and ditches of the 2# Main Substation, and Accelerating the Progress of Inter-Station Communication and Fire Protection. In addition, Deep Railway International also makes full use of big data technology to eliminate the adverse factors that the master's successful delivery of electricity. When the battery of the DC screen is not available in time, it is foreseeable to formulate alternatives; propose parameter optimization suggestions on the problem of too slow switching on the TETRA system, and it has significantly improved the positive line holding platform without increasing additional resources. conversation quality.

In addition, Shenzhen Metro also leveraged big data technology to eliminate the unfavorable factors of power delivery of the main substation in advance. For example, the delayed delivery of AC and DC panel batteries that were essential to the operation of the main substation was addressed thanks to the alternative plans made in advance. To resolve the problem of slow switching in the TETRA system, it was suggested to optimize parameters, which significantly improved the call quality of handheld device on the main line without consuming additional resources.

Driving organization steadily

Train Operation Organization for Steady Progress

At 14:28, March 28, 2022, local time, after the joint efforts of participating units such as AVIC International, China Railway, Shenzhen Railway Group and other participating units, the first light rail trains of the Egyptian project were by Adeli Manusur (Adeli Mansur ( After the start of Adly Mansour), it successfully arrived at the platform of the new administrative capital of the B -stage terminal (Arts and Culture City, which marked the smooth opening of the AB section of the Egyptian project.

At 14:28 on March 28, local time, with the joint efforts of AVIC INTL, China Railway Group, Shenzhen Metro and other participating organizations, the first light rail train of the 10th of Ramadan Railway Project departed from Adly Mansour Station of Section A And Arrived At Arts and Culture City Station, The Terminus of Section B, Marking the Office Opening of Sections A and B. The iron project contains three sections of A, B, and C. Another milestone after opening and opening. The Egyptian Minister of Transportation, who took a light rail train, delivered a television speech to the public, fully affirmed the project target as scheduled as scheduled.

The project consisted of Sections A, B and C. The opening of Sections A and B was another milestone after the track laying of Section A, the power access of the overhead line system, and the opening of Section A. The Egyptian Minister of Transport , WHO TOOK The LIGHT RAIL Train, Delivered A Televisiond Address to the Public, Fully Affirming The On-Schedule Openings A AND B.

The opening of the AB section is inseparable from the countless organizational scheduling drills of the Shenzhen Railway International.

It should be credited to the number dispatching drills carried out by shenzhen metro.

In September 2021, Shenzhen Railway International established a joint dispatching and command center, and the dispatch team went into the on -site survey, multi -party visits, additional chapters, and training. Beginning in late October 2021, more than 30 columns of more than 30 columns, more than 30 columns of hot slippery, more than 30 columns, and more than 700 batches of vehicle operations were operated in the stages of the tissue.

In September 2021, Shenzhen Metro established a joint dispatching command center, with the dispatching team conducting in-depth field research, multi-party visits, perfection of regulation system, training and publicity. More than 30 cold-running tests and gauge inspections on the Main line, more than 30 hot-running tests, 18 SPECIAL Train Runs, and depot shunting trips of over 700 Batches.

On April 30th, one month after the opening of sections A and B, the 10th City Railway on the 10th of the Ramadan completed a major engineering node target: the train was successfully completed in the A3 section, and the maximum instant speed reached 125km/h.

One month later, another goal was completed on April 30 — the step-by-step speed-up test of the train was successfully completed in the Section A3, with the highest instantaneous speed of 125 km/h.本次达速试验由Shenzhen Railway International Organization, owners NAT, Supervisory Company, AVIC, China Railway Second Hospital, CRRC Sifang, China Railway 5 Bureau, RDMC, etc. participated. During the speed test period, the motorcycle of the motorcycle was 60km/h, 80km/h, 100km/h, 120km/h. The 120km/h speed test run, and finally reached a instantaneous speed of 125km/h, refreshing the highest speed record of Egyptian rail transit.

This speed test was organized by Shenzhen Metro, and participated by the owner NAT, the supervision company, AVIC INTL, China Railway Eryuan Engineering Group Co., Ltd., CRRC Qingdao Sifang Co., Ltd., China Railway No.5 Engineering Group Co., LTD., and RDMC. During the speed test, The Electric Train Ran Between El-SHOROUK Station and Future Station At Four Speed ​​Levels of 60 km/h, 80 km/h, 100 km/h aND 120 km/h aND 120 km/h, . Step by step, the speed was raised steadily. Finally, the electric train ran at a speed of 120 km/h, with the highest instantaneous speed of 125 km/h, setting the highest speed record of Egypt's rail transit.

According to the project plan, the Dazuka test was a 20 -day empty trial operation. After that, the passenger trains were driven by the timetable.

According to the project plan, The Speed ​​Test Will Be Followed by 20-day no-long trial and scheduled operation. The entire line is scheduled to operate.

The Egyptian project is an important project of Shenzhen Railway International's "going global". It helps Egypt's urban rail transit rapidly becoming a net, showing the global "China Quality" and China's rail transit strength. It is a wonderful sample to practice the "Belt and Road" initiative.

The 10th of Ramadan Railway Project is an important part of Shenzhen Metro's “going global” strategy. It expedites the building of Egypt's urban rail transit network, demonstrates “Chinese quality” and China's strength in rail transit to the world, and serves as a model For Implementing the Belt and Road initial.

(The author is the engineer of Shenzhen Railway International Egypt Project Department)

Source: "Belt and Road Report (Chinese and English)" 2022 Issue 4

Edit: Li Huiyi

Review: Jia Qi

School counterpart: Lulu

Editor: Deng Zhuo

For more exciting details, see "Belt and Road Report (Chinese and English)" ↓↓↓

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