最新刊期
期 5 ， 2012
- 摘要：Concept and system structure of rail traffic equipment intelligentizing were presented, technic base and application of which was summarized, at the same time, development of it was prospected.关键词：rail traffic;pail traffic equipment;intelligentizing;train communication network(TCN)
- 1024
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- 5
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- 0
发布时间：2021-12-13 - 摘要：According to the several important segments of rail-traffic power transmission and conversion in rail electric traction driving system, DC & AC traction supply system and etc, development trend of energy saving and technic measures to improve energy usage were introduced, which provided thoughts to raise electric energy utilization ratio of the whole rail electric traction traffic field.关键词：rail traffic;driving system;traction supply system;energy utilization;DC traction;AC traction;electric brake energy
- 884
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- 2
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- 0
发布时间：2021-12-13 - 摘要：For decreasing the train operation resistance force, key technologies of high-speed EMUs aero-dynamical design and lightweight design were studied. By the systematic analysis and optimization of the major factors to influence train operation resistance force, control scheme and practical measures were proposed for high-speed EMUs noise reduction and weight lightening. Line test showed that the provided measures reduced high-speed EMUs operation resistance force effectively, realized speed lifting, energy conservation and environmental protection, and improved train dynamics performance and synthetical comfort too.关键词：high-speed EMUs;resistance force reduction;weight lightening;aero-dynamical design;aero-dynamical resistance force;light weight
- 756
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- 2
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- 0
发布时间：2021-12-13 - 摘要：Concept and prototype structure performance of hybrid power traction shunting locomotive were expounded, emphasis on prototype development contents, technic measures, oil-saving and emission reduction effect and oil-saving test. By both calculation evaluation and test verification, hybrid power technology was proved realized the dual targets of energy high-efficiency and cyclic usage. Achievements of prototype developing were summarized.关键词：shunting locomotive;hybrid power;oil saving;emission reduction
- 924
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- 3
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- 0
发布时间：2021-12-13 - 摘要：Main circuit, electric technic parameters and overall structure of TGA18 water-cooling traction converter for high-power diesel locomotive were introduced, focusing on converter-device selection and structure of the cooling system. According to on-board test, the converter was proved to meet high-power AC-driving diesel locomotive operation requirements with stable performance.关键词：AC drive;rectifier;inverter;cooling system;diesel locomotive
- 909
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- 3
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- 0
发布时间：2021-12-13 - 摘要：Components and performance of traction drive system, auxiliary drive system and control system of SDA1 locomotive were described systematically, and new technology and equipment application of the locomotive was introduced. The locomotive had been put into Australia and worked well.关键词：SDA1 AC drive diesel locomotive;AC tractiondrive system;auxiliary AC drive system;control system;electromagnetic compatibility
- 844
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- 2
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- 0
发布时间：2021-12-13 - 摘要：Technic characteristic of the bogie for one exported broad gauge locomotive was introduced. Dynamic model of the locomotive transporter was established based on SIMPACK software, laying stress on analyzing how the yaw damper and parameter variation of primary suspension would affect the stability, straight and curve negotiation of the transporter. Through the optimizing analysis of the parameters, it was found that getting rid of the yaw damper led to better performance, and it was possible to adopt the primary suspension of SS8 locomotive as that of transporter bogie, with safety request fulfilled for transporter passing different railways.关键词：vehicle engineering;transporter;parameter optimization;dynamics;passing railways;broad gauge locomotive
- 707
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- 2
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- 0
发布时间：2021-12-13 - 摘要：Electric drive system of 160 km/h diesel engineering vehicle was introduced systematically from main circuit and control system particularly. At the meantime, the problem and solutions of middle DC-link voltage oscillation were described occurred in test.关键词：160 km/h diesel engineering vehicle;electric drive system;main circuit;control system;intermediate DC link;voltage oscillation
- 834
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- 2
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- 0
发布时间：2021-12-13 - 摘要：New design of auxiliary generator controller based on single-chip microcomputer for diesel locomotive was introduced in detail. Constant voltage and current limit of auxiliary generator exciter winding was realized by mathematical PID control, and heat dissipation of MOSFET and electromagnetic compatibility were considered through shape designed. The new controller has the advantages of voltage stabilization, full protect function and easy debugging and easy upgrading.关键词：Atmega128 single chip;mathematical PID control;PWM drive;auxiliary generator control;storage battery protect
- 480
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- 2
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- 0
发布时间：2021-12-13 - 摘要：Differences of power circuits were introduced by comparing traction converters installed on HXD1, HXD1B, HXD1C, HXD2, HXD3 electric locomotives. Advantages and disadvantages of them were discussed and a recommended power circuit was provided. Finally, reasonable suggestions were proposed to optimize the design of the power circuit.关键词：electric locomotive;power circuit;traction converter;comparison;recommended power circuit
- 820
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- 8
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- 0
发布时间：2021-12-13 - 摘要：The advantages of electric drive rail car were illustrated. By analyzing the technical parameters and the electric drive system configurations of rail car, electric drive system design was provided.关键词：GCD-1000 rail car;electric drive;tractive characteristic
- 892
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- 2
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- 0
发布时间：2021-12-13 - 摘要：Dynamic performance of DC/DC converter with battery load could be enhanced by adopting feed-forward control method. Feed-forward controller for vehicle supply based on half-bridge topological DC/DC converter was designed and simulated, which was proved to greatly enhance the dynamic and stability performance of the system.关键词：DC/DC converter;feed-forward control;simulation;battery
- 802
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- 2
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- 0
发布时间：2021-12-13 - 摘要：Controller design and debugging was the key for maglev system based on V-shaped guideway using a single set of magnets to simultaneously achieve suspension, guidance and propulsion. An experimental set with a tilt angle of 30°was proposed, and according to the relationship among suspension, guidance and roll motion, the reasonable control algorithm was chosen and designed. Simulation and experimental method were used to prove the effectiveness of the control algorithm. Experimental results showed that stability could be achieved for the suspension, guidance and roll motion of the experimental set.关键词：V-shaped guideway;maglev train;suspension and guidance;control method
- 882
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- 2
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- 0
发布时间：2021-12-13 - 摘要：Development of air-core reactor for middle-low-speed maglev train was introduced. Key technology of air-core reactor was described, inductance calculation, structure design, temperature-rising and shielding-plate calculation of which were analyzed in emphasis. Simulation analysis on electromagnetic field with ANSOFT finite element software and three-dimensional modeling was carried out for reaching the national standard of non-ionizing radiation.关键词：air-core reactor;inductance value;temperature rise;electromagnetic radiation;electromagnetic shield;middle-lowspeed maglev train
- 851
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- 2
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- 0
发布时间：2021-12-13 - 摘要：With electromagnetic finite element method, leakage magnetic field distribution of electromagnets and linear traction motor was simulated and calculated, the results of which were compared to test reports of electromagnetic radiation field of CMS04 middle-lowspeed maglev train carried out by Institute of Electrical Engineering Chinese Academy of Science, which proved that middle-low-speed maglev train transport system was a kind of green urban rail transit system with good electromagnetic environment.关键词：maglev train;suspension electromagnet;linear traction motor;electromagnetic environment;electromagnetic field detection
- 959
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- 2
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- 0
发布时间：2021-12-13 - 摘要：Based on a traction calculation model for low-speed maglev train, a new strategy of traction calculation was put forward. According to the strategy, key technology and flow charts of the algorithms were presented. Simulation software was formulated, by which the Beijing S1 route was calculated. With proposed algorithms, high speed and low consumption of the train were achieved.关键词：maglev train;traction calculation;traction strategy;algorithm
- 871
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- 2
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- 0
发布时间：2021-12-13 - 摘要：Based on the analysis of mathematics model for a novel urban-rail traction motor, the operation process of traction motor was researched, the traction and braking characteristics of the motor were analyzed, control method of traction motor was presented, and typical parameters of the traction motor were deducted. With operation controlling method, test of traction and braking characteristics were accomplished to obtain traction & braking parameters and characteristics curves for 190 kW urban-rail AC variable-frequency traction motor by experiment, which accorded with theoretical curves of literature. The traction and braking characteristics of traction motor were also verified by testing results.关键词：traction motor;traction performance;brake performance;performance test;testing curves;LRV
- 860
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- 2
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- 0
发布时间：2021-12-13 - 摘要：In the light of the operation demand of the intercity passenger dedicated line, scheme was proposed to increase an ATO function based on the existing CTCS-2 level train control system. The composition of the combination program of CTCS-2 level and ATO train control system was briefed along with the working principle of ATO, and main analysis was carried out for the function realization of ATO system in intercity passenger dedicated line. The execution of the program, which was good for implementing intelligentizing and automatism of transport dispatch command and control, would maintain transport safety, improve transport efficiency, and optimize transport organization.关键词：intercity passenger dedicated line;train control system;ATO;CTCS-2 level
- 702
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- 2
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- 0
发布时间：2021-12-13 - 摘要：FEA model of a B-type metro aluminum alloy carbody including weld line was established. Based on the mesh-insensitive structural stress method and main S-N curve method in ASME standard, stress concentration, fatigue life and damage were calculated for each key weld line. The results showed that the fatigue life of all weld line had reached the carbody design life.关键词：aluminum alloy carbody;main S-N curve method;structural stress;weld line fatigue;ASME standard
- 761
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- 2
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- 0
发布时间：2021-12-13 - 摘要：A porcelain positioning method based on SIFT was proposed. First, the scale invariant features of image and porcelain were extracted respectively, then, feature points were matched through Euclidean Distance of the key points, finally, the porcelain feature points were obtained and porcelain was positioned correctly. Experimental results showed that the method could accurately locate porcelain insulator and improve the computing speed.关键词：porcelain;insulator;SIFT;feature points;position;high speed locomotive
- 516
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- 2
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- 0
发布时间：2021-12-13 - 摘要：To settle the hard technical problem of test device rapid preparation and a mass of repeated detecting tests in metal-rubber bushing R&D for railway vehicle, a modular test device parameter design method based on PROE/EXCEL was presented. Modular test device was designed to test different structure product, which realized rapid design and assemblage with improving work efficiency for 35%, decreasing cost for 30%. With combination study of finite-element analysis and test, main factor affecting product stiffness was summarized and test results were validated consistent with calculation. The analysis result could guide product design and development to reduce test cost.关键词：railway vehicle;metal-rubber bushing;test study;modular
- 887
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- 2
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- 0
发布时间：2021-12-13 - 摘要：Structure, performance, characteristic and design idea of fault-diagnosis software for HXD3C power supply were introduced. Functions of the software included data transmission, storage, display, and fault diagnosis. Actual operation results showed that the proposed software was powerful, stable and reliable with good application effect.关键词：fault diagnosis;power supply device for train;software design;HXD3C locomotive
- 760
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- 2
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- 0
发布时间：2021-12-13 - 摘要：Information terminal of train passenger information system were introduced from structure, configuration, functions and etc, and its working principle and importance in urban mass transportation was explained. With test and operation evaluating, it was proved completely meet the requirements of the purchaser with superior performance.关键词：passenger train;mass transit;information system;information terminal
- 384
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- 2
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- 0
发布时间：2021-12-13 - 摘要：A method was proposed by using binary search arithmetic searching motor speed, if missed then employing Lagrange interpolation method to calculating motor torque of locomotive’s traction and brake. By comparing calculation accuracy and time complexity with the classical algorithm in envelope curve of motor characteristic, the presented method was proved have better calculation accuracy and acceptable time complexity.关键词：binary search;Lagrange interpolation;envelope curve;traction and brake;motor speed
- 400
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- 2
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- 0
发布时间：2021-12-13
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