Announcement on the release of the 2024 National Natural Science Foundation
Railway Innovation and Development Joint Fund Project Guidelines
National Natural Science Foundation of China 2024
Railway Innovation and Development Joint Fund Project Guide
The Joint Fund for Railway Innovation and Development was jointly established by the National Natural Science Foundation of China, the State Railway Administration and the National Energy Investment Group Co., Ltd. to give full play to the guiding role of the National Natural Science Foundation and attract and mobilize the strength of scientific research institutions in colleges and universities across the country. Carry out basic, cutting-edge and exploratory research around railway engineering construction, equipment manufacturing, transportation services, safety and security, green intelligence and other fields, promote the integrated development of railway technology and basic science, and enhance independent innovation capabilities.
1. Main research directions
In 2024, the Railway Innovation and Development Joint Fund will provide funding in the form of key support projects. The funding period is 4 years, and the average funding intensity of direct costs is approximately 2.6 million yuan per project.
1. Design and manufacturing technology of SiC-based power devices with 10kV withstand voltage level (for application code 1, select the subordinate code of E02 or E07)
Focusing on the basic theory and key technologies of high-power SiC power devices with a voltage rating of 10kV, the formation mechanism and control methods of SiC-based homogeneous thick film epitaxial defects, the electric field equalization method and factors affecting the insulation performance of SiC chips with a voltage rating of 10kV, and the influencing factors of SiC The device gate reliability and threshold drift range support the engineering of 10kV withstand voltage level SiC MOSFET power devices.
2. Condition inspection and health assessment of key components of the running parts of heavy-duty rolling stock (for application code 1, select the subordinate code of E05 or E12)
Aiming at the problem that faults of key components such as wheel sets and bearings in the running parts of heavy-duty rolling stock are difficult to expose early, we study the damage and deterioration mechanisms of wheel-axle box bearings, study new methods of condition detection, characterization and health assessment, and serve intelligent operation and maintenance strategies and Revision of the repair plan.
3. Impact resistance/vibration and noise reduction design of key components of high-speed trains and application of new materials (for application code 1, select the subordinate code of E05 or E12)
In view of the requirements for impact resistance and noise reduction in service of high-speed train couplers, windshields and other components, research on the configuration optimization design and service performance control methods of key components of high-speed trains such as impact resistance/vibration reduction/noise reduction, and research on high strength and toughness, strong noise reduction, and resistance to noise. New impact materials and material/structure integrated design collaboration meet the impact resistance/vibration reduction and noise reduction requirements brought about by further speeding up of high-speed trains.
4. The theory and key technologies of through-type flexible railway traction power supply system (for application code 1, select the subordinate code of E07 or E12)
In view of the stability problem of the through-type flexible traction power supply system with multiple new energy sources, the stable operation mechanism of the traction power supply system is studied, the dynamic coupling relationship between the access system and the through-type flexible traction power supply system is revealed, and the through-type flexible traction power supply under complex scenarios is proposed. System multi-energy complementary energy management strategy, study the full life cycle technical and economic characteristics of multiple new energy access and through-type flexible power supply systems.
5. High-speed railway contact network icing mechanism and control methods (for application code 1, select the subordinate code of E07 or E12)
In order to solve the problem of ice coating on high-speed railway catenary causing the current degradation of pantograph and catenary and affecting the driving, the effects of different service environments on catenary icing and the mechanism of ice coating on pantograph and catenary current were explored, and the ice coating status of the catenary was proposed. Efficient and accurate detection methods, exploring materials, machinery, electrical contact network anti-icing and active de-icing technology.
6. The interaction relationship between the super catenary wave speed and the catenary catenary and the electrical contact characteristics (for application code 1, select the subordinate code of E07 or E12)
In view of the operation problem of pantograph and catenary at wave speed of super catenary, study the interaction relationship and vibration behavior of pantograph and catenary operating from sub-wave speed to super wave speed, explore the way to operate from sub-wave speed to super wave speed, and propose the implementation method of pantograph and catenary system structure and parameters; Study the galvanic contact behavior and electromechanical coupling friction and wear mechanism of the pantograph and catenary under high-speed sliding conditions, and propose a material matching technology for the pantograph and catenary contact pair during super-wave speed pantograph and catenary operation.
7. Research on the evolution mechanism and evaluation method of long-term service performance of high-speed railway tunnel support structures (for application code 1, select the subordinate code of E08)
In order to further improve the stability and reliability of the high-speed railway tunnel support structure, the long-term collaborative load-bearing performance of the support and surrounding rock systems during the service period is studied, the performance degradation mechanism of the support structure system is revealed, and the perception and control of the status of the high-speed railway tunnel support structure are established. Identification technology is used to propose a method for long-term service performance evaluation of high-speed railway tunnel support structures driven by both knowledge and data.
8. Ballastless track misalignment and deformation mechanism and interlayer defect identification method (for application code 1, select the subordinate code of E08)
In view of the problem of unclear identification of deformation evolution characteristics of ballastless track and unclear identification of inter-layer defects during the service period of high-speed railways, the load transfer law and deformation imbalance mechanism of ballastless track structures are studied, and the mapping relationship between inter-layer defects and detection sensing signals and the gestation and development of defects are revealed. Based on the evolution rules, an intelligent sensing and diagnosis method for ballastless track status defects is proposed to improve the safety of ballastless track applications.
9. Composite structure design and long-term service performance maintenance technology for high-speed railway subgrade in complex environments (for application code 1, select the subordinate code of E08)
Aiming at the issues of high-speed railway subgrade design and long-term service performance evolution in complex environments such as extreme climates, we study the subgrade disease mechanism and multi-scale effects, establish new high-speed railway subgrade composite structure analysis theory and design methods, study the service state evolution rules of composite structure subgrade, and propose subgrade The main influencing factors of disease formation and treatment techniques.
10. Disaster mechanism and prevention and control technology of railway tunnels in cold areas under the action of freezing and thawing (for application code 1, select the subordinate code of E08)
In order to solve the problem of unclear catastrophic mechanism of railway tunnel degradation in cold areas and imperfect evaluation methods under freeze-thaw action, the interaction between railway tunnel support and surrounding rock under freeze-thaw action was studied, and a multi-field coupling analysis method of tunnel structural performance was established to reveal The mechanism of long-term performance degradation of lining structures, research on the catastrophic laws of railway tunnels and anti-catastrophic technology under freeze-thaw action, and improve the level of structural safety prevention and control during the service period of railway tunnels.
11. The disaster mechanism and early warning technology of railway bridges under the action of flash floods (for application code 1, select the subordinate code of E08 or E12)
In order to solve the problem of unclear flash flood mechanism and insufficient disaster prevention prediction ability of railway bridges in complex mountainous areas, we studied the multi-source data fusion analysis method of flash floods, established a data-driven hydrodynamic model of mountainous bridges, and revealed the disaster mechanism of railway bridge superstructures and foundations under the action of flood torrents. , construct a structural risk assessment and safety prediction method based on bridge-water-soil joint monitoring, and improve the flash flood warning and disaster resistance capabilities of mountainous railway bridges.
12. Service performance degradation rules and condition assessment methods of heavy-duty railway bridges (for application code 1, select the subordinate code of E08 or E12)
In view of the existing heavy-haul railways running large axle load trains of 27 tons and above, the service life of the bridge structure is shortened and the risk resistance ability is reduced, etc., the structural performance degradation rules of heavy-haul railway bridges are studied, the vehicle-rail-bridge coupling mechanism is revealed, and the establishment of Cross-scale numerical simulation and multi-level in-situ diagnosis of bridge service status assessment methods and early warning technology will further improve the safe operation level of my country’s heavy-haul railway bridges.
13. Deterioration mechanism and control technology of heavy-haul railway ballasted track structure performance (for application code 1, select the subordinate code of E08 or E12)
In view of the unclear service performance degradation mechanism of the ballasted track structure in some sections of the heavy-haul railway, the mechanical behavior, service performance evolution mechanism and degradation mechanism of the ballasted track structure in typical sections such as small radius curves and turnout areas under large axle loads were studied. , explore the influencing mechanisms such as ballast gradation, track bed structure, and operating methods, develop low-maintenance track bed technology with material-structure-performance synergy, and further improve the technical level of heavy-haul railway ballasted track operation and maintenance.
14. Comprehensive logistics collaborative transportation and organization theory with railway as the backbone (for application code 1, select the subordinate code of E12)
Study the cost composition and influencing factors of the entire logistics process with railways as the backbone, reveal the dynamic evolution rules of costs under the influence of multiple factors, study the transportation coordination generation mechanism of the integrated logistics transportation network and the spatiotemporal distribution characteristics of transportation demand, and propose multi-mode and multi-level logistics transportation coordination Organizational theories and methods to improve social logistics and transportation efficiency.
15. “Mechanical-electrical-magnetic” integrated design and collaborative control of high-speed maglev levitation, guidance, traction and power supply (for application code 1, select the subordinate code of E12)
In order to solve the problem of insufficient utilization of the magnetic field distribution space of levitation, guidance, traction and vehicle power supply in the high-speed maglev system, we study the integrated topology structure and complex electromagnetic coupling characterization of levitation, guidance, traction and power supply, propose electromagnetic field parameter optimization and identification methods, and study the high-speed maglev system. The system’s electromagnetic levitation, guidance, traction and power supply collaborative control technology optimizes the electromagnetic topology and improves the control stability of the magnetic system.
16. Heavy haul railway train group control and efficient transportation improvement technology (for application code 1, select E12 subordinate code)
In response to the urgent need to improve heavy-haul railway transportation capacity, research on the generation mechanism, utilization mechanism, transportation organization model and control method of heavy-haul railway transportation capacity under train group operation mode, control methods and safety guarantee mechanisms under train group transportation mode, focusing on High-density railway group planning, train operation plan preparation and dynamic adjustment and optimization technology were selected for verification on typical heavy-haul railways.
17. Theory and key technologies of safe coordinated control of heavy-duty combined train operation (for application code 1, select E12 subordinate code)
Aiming at issues such as differences in traction/braking forces between locomotives under long ramps and small-radius curves of heavy-duty combined trains, data delay, and reliability of wireless reconnection communications, research was conducted through multi-source information fusion technology such as operation control, geography, and environment. Dynamic safety assessment technology for heavy-duty combined train operation, proposes a multi-locomotive distributed collaborative optimization control method under complex working conditions, and conducts verification of typical application scenarios.
18. The theory of integrated collaborative operation and organization of four rail transit networks (for application code 1, select the subordinate code of G01)
In view of the development trends and urgent needs of the integration of the four rail transit networks, study the interoperability mechanism of the integrated network, the spatio-temporal distribution and dynamic evolution rules of passenger demand under integrated conditions, the global optimization method of network capabilities for passenger demand adaptation, the comprehensive hub distribution capacity and efficiency Passenger transport organization theories and methods form a systematic architecture of capability matching and interline passenger transport products under integration conditions.
19. Mechanism and organizational theory for smoothing international transport at railway ports (for application code 1, select the subordinate code of G01)
In view of the problem of poor port and railway connections in my country, we study the key factors that affect port throughput efficiency, the formation mechanism of port throughput capacity and its dynamic evolution rules under the interaction of multiple factors, study the element allocation and layout optimization theory of port throughput capacity, and propose An efficient cross-border transportation collaborative organization method adapted to multilateral port national conditions.
20. Coal green transportation organization optimization theory and evaluation method (for application code 1, select the subordinate code of G01)
Focusing on the green development needs of my country’s coal transportation, reveal the dynamic laws of the spatial and temporal distribution of coal logistics energy consumption and carbon emissions, form the formation mechanism of the coal logistics path network, study the theory and evaluation method of coal logistics transportation organization optimization oriented towards energy conservation and emission reduction, and establish a railway-based It is the backbone of the coal multi-modal transportation resources and transportation capacity layout mechanism.
2. Application requirements
(1) Applicant conditions.
Applicants should meet the following conditions:
1. Have experience in undertaking basic research projects or other basic research;
2. Hold senior professional and technical positions (professional titles);
Postdoctoral researchers at the station, those who are pursuing a graduate degree, and those who do not have an employer or whose unit is not a supporting unit are not allowed to apply as applicants.
(2) Regulations on limited applications.
Implement the relevant requirements of the limited application provisions in the “Application Regulations” of the “2024 National Natural Science Foundation of China Project Guide”.
3. Things to note when applying
Applicants and supporting institutions should carefully read and implement the relevant requirements in this project guide, the “2024 National Natural Science Foundation of China Project Guide” and the “Notice on 2024 National Natural Science Foundation of China Project Application and Finalization and Other Related Matters”.
1. This joint fund project adopts paperless application. The application submission time is from April 15 to 16:00 on April 20, 2024.
2. This joint fund is open to the whole country and competes fairly. For cooperative research projects, the cooperation content and main division of labor of the cooperating parties should be clearly stated in the application. The number of project cooperative research units shall not exceed 2, and relevant units of the joint sponsor are encouraged to be used as cooperative research units.
3. Applicants can only apply for one Railway Innovation and Development Joint Fund project in the same year.
4. Applicants log in to the National Natural Science Foundation of China Network Information System (referred to as the information system) and write the application online. Applicants who do not have an information system account should apply to the fund management contact person of the supporting unit to open an account.
5. Select “Joint Fund Project” for the funding category of the application, select “Key Support Projects” for the subcategory description, and select “Railway Innovation and Development Joint Fund” for “Notes”; “Application Code 1” should be selected according to the requirements of this Joint Fund Project Guide , “Application Code 2” independently selects the corresponding application code according to the project research content; “Main Research Direction” selects the corresponding direction name according to the project research direction, such as “1.10kV withstand voltage level SiC-based power device design and manufacturing technology”, research The period should be filled in “January 1, 2025 – December 31, 2028”.
6. If the applicant has already undertaken other national science and technology plan projects related to this joint fund, the differences and connections between the applied project and other related projects should be discussed in the “Research Basis and Working Conditions” section of the main body of the application.
7. Research results obtained from funded projects, including published papers, monographs, research reports, software, patents, awards, achievement reports, etc., should indicate the receipt of project funding from the National Natural Science Foundation-Railway Innovation and Development Joint Fund and the project approval number or author For instructions. The Natural Science Foundation of China, the National Railway Administration, and the National Energy Investment Group Co., Ltd. jointly promote project data sharing and the promotion and application of research results.
8. After the applied project is funded, the applicant and his/her unit will receive a notice of signing the “Railway Innovation and Development Joint Fund Funded Project Agreement”. After receiving the notice, the applicant should promptly contact the Science, Technology and Legal Affairs Department of the National Railway Administration and complete the signing of the agreement within the time specified in the notice.
9. The host unit shall complete the host unit’s commitment letter, organization application, and review of application materials as required. Submit the unit’s electronic application and attachment materials through the information system item by item before 16:00 on April 20, 2024, and submit the unit’s project application list online before 16:00 on April 21.
Contact information
National Natural Science Foundation of China Planning and Policy Bureau
Contact person: Li Zhilan Liu Quan
Tel: 010-62329897, 62326872
Department of Science, Technology and Legal Affairs, National Railway Administration
Contact person: Zhao Xiuyang
Tel: 010-51897972, 51897612
National Energy Investment Group Co., Ltd.
Contact person: Yan Xiaohui Ding Fengxia
Tel: 010-57337626, 57595541