Qinhuangdao-Shenyang Passenger Dedicated Line was merged into beijing-harbin railway in 2007. Since the sixth speed increase of China Railway, CRH EMU trains and express trains have been in and out of northeast China.
Description: The Code for Design of High-speed Railway 2009 (Trial), which was tried out in 2009, stipulates: (2. 1) Terminology: 2.1./high-speed railway (HSR): a newly-built passenger dedicated railway with a maximum running speed of 250km/h or above is designed. High-speed rail is limited to new railways. According to this standard, the Qinhuangdao-Shenyang Passenger Dedicated Line is not a high-speed railway, but a high-speed railway, but it is the transition point for China Railway to enter the high-speed. 20 15 Qinhuangdao-Shenyang Passenger Dedicated Line ushered in the first large-scale line maintenance since 13 was put into operation.
Official website (20 15 10), State Railway Administration, concluded that the Qinhuangdao-Shenyang Passenger Dedicated Line was included in China's high-speed railway.
Basic overview
Qinhuangdao-Shenyang Passenger Dedicated Line is a passenger railway connecting Qinhuangdao and Shenyang, two major cities in northeast China. It starts from Qinhuangdao (Qinhuangdao Station and Shanhaiguan Station), passes through Huludao (Dongdaihe Station, Suizhong North Station and Huludao North Station), Jinzhou (Jinzhou South Station), Panjin (Panjin North Station), taian county (Taian Station) and Liaozhong County (Liaozhong Station), and is in Shenyang. From June 5438 to February 3, 2006, the Qinhuangdao-Shenyang Passenger Dedicated Line, the Beijing-Qinhuangdao Railway and the Harbin-Shenyang section of the former Harbin-Dalian Railway were merged into beijing-harbin railway, and the Qinhuangdao-Shenyang Passenger Dedicated Line became a part of beijing-harbin railway. On 20 15, the capacity expansion project of Qinhuangdao-Shenyang Passenger Dedicated Line opened six reserved stations, namely Xingcheng West Station, Linghainan, Yangshigang, Qianwei North, Gao Qiao North and Gaosheng North.
Qinhuangdao-Shenyang Passenger Dedicated Line is a full-line double-track electrified railway and the first express passenger dedicated line in China. Qinhuangdao-Shenyang Passenger Dedicated Line has also become the technical equipment test base of China's high-speed railway, which has accumulated valuable experience for the high-speed railway built in China later.
Architectural history
The Qinhuangdao-Shenyang Passenger Dedicated Line 199 started construction in an all-round way on August 6, with a total investment of about1500 million yuan, and officially opened for operation on October 2, 2003. Qinhuangdao-Shenyang Passenger Dedicated Line was the most technologically advanced railway in China at that time, with a design speed of 250 km/h, of which the speed limit from Shanhaiguan Station to Jinzhou South Station was 200km/h, from Jinzhou South Station to Shenyang North Station was 250km/h, and the line conditions between Shanhaiguan Station and Suizhong North Station were even more capable of carrying out the test of 350 km/h.
In addition, in order to adapt to the operation of high-speed trains, the Qinhuangdao-Shenyang Passenger Dedicated Line adopts long-distance design, with only 10 stations on the whole line, with an average of about 40 kilometers, while the distance between Huludao North Station and Suizhong North Station is as long as 60 kilometers. No.38 turnout is adopted at the crossing station of Qinhuangdao-Shenyang Passenger Dedicated Line, which makes the speed of the transverse train as high as 200 kilometers per hour, and the speed limit is greatly improved compared with the old turnout 12 (145km/h) and 18 (180km/h). China independently developed EMUs "Pioneer" and "China Star" conducted high-speed tests on this line in 2002, with the highest test speeds of 292 and 32 1.5km respectively. (Refer to 2009) The average commercial operation speed (at the beginning of 2009) is about 227 km/h, and the "Harmony" EMU can be operated.
On February 0 1 2007, the Qinhuangdao-Shenyang Passenger Dedicated Line was merged into "beijing-harbin railway", which was called "Qinshen Section" in beijing-harbin railway.
design concept
Qinhuangdao-Shenyang Passenger Dedicated Line represents the latest design concept of China Railway, which has the characteristics of fast running speed, high technical content, high quality requirements, new rules and regulations, new technical standards and new construction technology. In order to ensure the realization of project quality, investment and construction period, the Third Railway Institute, as the design unit, has set the goal of "creating excellent departments and striving for national quality", updated the design concept and put scientific and technological innovation into the whole process of survey and design. Various professional and technical personnel widely draw lessons from the research results of key scientific and technological breakthroughs in railways at home and abroad and the experience of high-speed railway construction and operation, and on the basis of exploration, summary and improvement, constantly innovate, overcome technical difficulties and ensure the smooth completion of the project.
Stations along the line
Qinhuangdao Station, Longjiaying Station (Hub Station), Shanhaiguan Station, Dongdaihe Station, Suizhong North Station, Huludao North Station, Jinzhou South Station, Panjin North Station, Tai 'an Station, Liaozhong Station, Huanggutun Station (Hub Station), Shenyang North Station and other stations are set up on the entire Qinhuangdao-Shenyang Passenger Dedicated Line. Among them, the average distance between six stations such as Suizhong North Station is 55 kilometers, and the maximum distance between stations is 68.6 kilometers. At the same time, there is no intersection line in the interval. These designs break through the principle of station spacing distribution of conventional railways and even foreign high-speed railways, and are a bold attempt.
technical innovation
Traction technology
Catenary suspension system is the key to realize the target speed of 200km/h and above on electrified Qinhuangdao-Shenyang Passenger Dedicated Line, to ensure the good inflow of electric locomotives and the safety of train operation, and it is also the key and difficult point of high-speed electrified railway. The Qinhuangdao-Shenyang Passenger Dedicated Line adopts the pantograph-catenary current-collecting technology simulation software independently developed by China for simulation calculation, and makes full use of the rated tension pay-off car, so that the catenary laying is basically in place at one time. Under the operation of high-speed trains, the pantograph-catenary current collection quality is good.
Traction substation is the key equipment of traction power supply system of electrified railway. The Qinhuangdao-Shenyang Railway adopts the safety monitoring and integrated automation system of traction substation independently developed by China, which realizes the functions of unattended, remote control and self-inspection and self-diagnosis, and improves the safety, anti-interference and reliability of traction power supply.
communication technology
The communication network of Qinhuangdao-Shenyang Passenger Dedicated Line consists of basic network, business network and support network. It is an integrated communication system integrating wired and wireless communication for information collection, transmission and processing. It has advanced technology, compatibility, high reliability and expansibility. For the first time, digital trunking technology and optical fiber radio frequency direct amplifier technology are used to solve the inter-zone official communication, which replaces the traditional inter-zone official communication methods such as trunk cable, inter-zone telephone column and inter-zone telephone switchboard.
The passenger automation system of Qinhuangdao-Shenyang Passenger Dedicated Line is mainly composed of access display network, train arrival and departure access system, passenger broadcasting system, passenger guidance display system, passenger TV monitoring system, etc., which realizes the modernization of information management of Qinhuangdao-Shenyang Passenger Dedicated Line, and realizes the functions of full-time online information sharing, full-time centralized image monitoring and full-time centralized broadcasting for the first time, which greatly improves the passenger management and service level and travel environment.
Signal technology
Signal equipment is the key to ensure driving safety and improve operating efficiency. For the first time, China adopted the on-board speed display signal as the driving certificate on the Qin Railway, which cancelled the traditional interval ground passing signal, which was an important milestone in the development history of China railway signal.
The signal integration system is mainly composed of train control interlocking integration system, train operation command system and signal centralized monitoring system. Advanced technologies such as digital information technology, network technology, modern communication technology, remote control and remote communication are widely used in the design, and an integrated signal system is formed, which is based on the station signal computer local area network, takes the computer special wide area network composed of special channels as the skeleton, and takes the signal computer local area network of dispatching station and comprehensive maintenance base as the leader, so as to achieve the purpose of remote centralized control, centralized command, centralized management and maintenance.
Important significance
Qinhuangdao-Shenyang Passenger Dedicated Line is the starting point for China Railway to enter high speed. The design, construction and operation of Qinhuangdao-Shenyang Passenger Dedicated Line can provide a lot of data and information for the construction of Beijing-Shanghai high-speed railway. It can be said that the Qinhuangdao-Shenyang Passenger Dedicated Line is the landmark building of China Railway. It is the first express railway passenger dedicated line with a speed of 200 kilometers per hour, which is researched, designed and built by China. Its construction and operation will greatly improve the comprehensive technical level of China railway and further accelerate the process of high-speed passenger transport in China.
Promote integration
With the opening of the Beijing-Qinhuangdao Railway Speed-up Reconstruction Project, the Qinhuangdao-Shenyang Passenger Dedicated Line will be extended to Beijing, and the travel time from Beijing to Shenyang will be shortened from the previous 9-hour 10 minute express train to about 5 hours according to the design speed, forming a Beijing-Shenyang express passenger passage, connecting the national political and cultural center with the capital of the economic management center, the largest energy transportation port, Qinhuangdao Port, an important foreign trade port in the north, and Shenyang, an important heavy industrial city in the northeast. Therefore, the construction of passenger dedicated line will greatly shorten the time and space distance, strengthen the economic ties between cities and regions along the line, optimize the allocation of resources, and promote economic integration between cities and regions along the line.
Promote development
In the construction of Qinhuangdao-Shenyang Passenger Dedicated Line, the original rolling stock, signal system and train operation command system are no longer applicable, so it is necessary to adopt high-power traction power, light vehicle structure with perfect performance, high-standard and high-quality lines and advanced communication signal equipment.
The new locomotive must adopt light alloy body to reduce the weight under high-speed running conditions; Vehicle structure should reduce vibration and noise; With the increase of speed, the influence of air resistance is increasing, which requires the design of reasonable train shape; In order to ensure the safety of high-speed trains, new high-speed braking and control technologies should be adopted, and the locomotive signal system of high-speed trains should be installed. Because the passenger dedicated line requires trains to ensure reliable communication under high-speed operation conditions, the communication system should meet the data transmission and dispatching communication functions in high-speed railway communication, and the trains should be uninterrupted and reliable when running in tunnels, closed elevated roads and deep cutting.
The domestic "Pioneer" and "China Star" EMUs tested on Qinhuangdao-Shenyang Passenger Dedicated Line have independent intellectual property rights in their core technologies and main equipment. In the trial operation, the highest speed of "China Star" EMU reached 32 1 km/h and the average speed was 250 km/h. The signal integrated system of Qinhuangdao-Shenyang Passenger Dedicated Line is a signal system with extensive information and resources based on the station signal computer local area network, with the computer special wide area network as the skeleton and the signal computer local area network of the dispatching room and comprehensive maintenance base as the leading factor. The station adopts the integrated equipment of French train control system and computer interlocking system, the train operation control system adopts TVM 430, and its ground information transmission equipment adopts UM20 (X) type non-insulated digital track circuit, which realizes the one-way transmission of ground-to-train information between running trains. Train Operation Command System (CTC) is mainly based on centralized dispatching and command, supplemented by station control, and realizes centralized command, centralized control and centralized management.
Qinhuangdao-Shenyang Passenger Dedicated Line is a comprehensive advanced technology involving many disciplines and specialties, involving a series of high-tech fields such as electronics, information, materials, machinery, aviation and environmental protection. The high-tech used in the passenger dedicated line will not only greatly promote the technical level of China railway, but also promote the development of a large number of related high-tech industries, thus contributing to the development of China industry in the direction of high technology and high precision.
Promote improvement
Qinhuangdao-Shenyang Passenger Dedicated Line has put forward new requirements for railway operation and management. High-speed railway is a high-tech industry. Its management system must get rid of the inertia influence of the existing system, base itself on China's national conditions and road conditions, learn from the successful experience of foreign high-speed railways, give full play to the unique advantages of passenger dedicated lines in promoting national economic development, and handle the internal and external economic relations with market mechanisms.
In the process of operation and management, government intervention should be less, information feedback should be quick, cost control should be better, management methods should be flexible, and economic benefits should be high, so as to fully meet the characteristics of modern enterprise system and realize scientific regulation and control of high-speed railway enterprises according to the principles of maximizing benefits and optimizing management. Therefore, the construction of Qinhuangdao-Shenyang passenger dedicated line will also promote the improvement of railway organization and management level and transportation service quality.
Industrial optimization
Promote the optimization of regional economy and industrial structure
The Qinhuangdao-Shenyang Passenger Dedicated Line has formed the Beijing-Shenyang Passenger Transport Passage after the speed increase of the Beijing-Shenyang Line. There are many famous scenic spots and cultural relics along the line, and Beijing, a cultural ancient capital with modern capital style; Qinhuangdao is an important tourist city in China. Beidaihe seaside is a good place for recuperation and tourism. Shanhaiguan is the starting point of the Great Wall; Jinzhou Liaoshen Campaign Memorial Hall, Jinzhou World Expo Park, Jinzhou Bijiashan, etc. Shenyang Forbidden City, Beiling, Dongling and other ancient cultural sites.
After the operation of Qinhuangdao-Shenyang Passenger Dedicated Line, the travel time will be greatly shortened, which will drive the development of tourism. Tourism has a strong driving force, and the increase in the number of tourists will promote the development of tourism, commerce, catering and transportation, and promote the advanced industrial structure.
gain time
Due to the increase of train speed, travel time is greatly saved, which means that transportation provides consumers with more time for work, rest and entertainment.
The travel speed of passenger trains on the main trunk lines of China Railway is about 160 km/h, and the average distance of passengers is 300 km. If calculated according to the speed of 200km/h on the passenger dedicated line, the mileage can reach 545 km in the same time. In this way, people can engage in social, economic and cultural activities more extensively at the same time, thus expanding regional exchanges and exchanges.
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