Intelligent Railway Traffic Management智能铁路运输管理
科技对未来交通的好处英语作文
科技对未来交通的好处英语作文Technology has revolutionized the way we think about transportation and is poised to bring even more benefits to the future of mobility. With advancements in artificial intelligence, electric vehicles, and smart infrastructure, the possibilities for improving transportation efficiency, safety, and sustainability are endless.One of the key benefits of technology in future transportation is the potential for autonomous vehicles. Self-driving cars have the ability to reduce accidents caused by human error, decrease traffic congestion, and provide more accessible transportation options for individuals with mobility challenges. By leveraging AI and sensors, autonomous vehicles can navigate roads more efficiently and safely than human drivers.Electric vehicles are another technological advancement that is transforming the transportation sector. With zero emissions and lower operating costs compared to traditional gasoline-powered vehicles, EVs offer a more sustainable and environmentally friendly mode of transportation. As battery technology continues to improve, the range and charging infrastructure for EVs are expanding,making them a viable alternative for mainstream transportation.Moreover, smart infrastructure and transportation systems are enhancing the overall efficiency and safety of travel. From intelligent traffic management systems to connected vehicles that communicate with each other and with infrastructure, technology is enabling smoother traffic flow, reducing travel times, and minimizing environmental impact.In conclusion, the integration of technology in future transportation holds great promise for creating a more efficient, safe, and sustainable mobility ecosystem. By embracing innovations in autonomous vehicles, electric transportation, and smart infrastructure, we can pave the way for a future where transportation is not only convenient but also environmentally conscious.中文翻译：科技已经彻底改变了我们对交通的看法，并且有望在未来的移动性中带来更多好处。
智能交通系统智能驾驶术语
智能交通系统智能驾驶术语智能交通系统（Intelligent Transportation System，ITS）是一种通过应用现代信息技术和通信技术，提高交通运输系统安全、效率和便捷性的技术手段。
智能交通系统中的智能驾驶是其中一个重要的技术领域。
智能驾驶是指通过自动化和智能化技术，使车辆能够在无人操控的情况下进行行驶，实现自动驾驶的功能。
在智能交通系统中，智能驾驶术语是我们了解和掌握智能驾驶技术的基础。
下面将介绍一些常见的智能驾驶术语。
1. 自动驾驶（Autonomous Driving）：指车辆在无人操控的情况下，通过感知周围环境、做出决策和执行动作，实现自主行驶的能力。
自动驾驶技术可以分为多个级别，从辅助驾驶到完全自动驾驶。
2. 感知系统（Perception System）：是智能驾驶系统中的一个重要组成部分，通过使用各种传感器（如摄像头、激光雷达、毫米波雷达等）来感知车辆周围的环境信息，包括道路、车辆、行人等。
3. 决策与规划（Decision and Planning）：是智能驾驶系统中的核心模块，根据感知系统提供的环境信息，通过算法和模型来做出决策和规划行驶路径。
决策与规划需要考虑到安全性、效率性和人性化等因素。
4. 高精地图（High-Definition Map）：是一种精确细致的地图，包含道路的几何形状、交通标志、交通信号灯等信息。
高精地图为智能驾驶提供了重要的参考数据，帮助车辆进行精确定位和路径规划。
5. 车联网（Vehicular Networking）：是指车辆之间以及车辆与基础设施之间通过无线通信技术进行连接和信息交换的网络。
车联网可以实现车辆之间的协同行驶、交通信息共享等功能，提高交通系统的效率和安全性。
6. 交通仿真（Traffic Simulation）：是通过计算机模拟和模型仿真来模拟交通系统中的车辆和行人行为，评估智能驾驶系统的性能和效果。
交通仿真可以帮助优化智能驾驶系统的算法和策略，提高系统的鲁棒性和可靠性。
智能汽车的智能交通管理系统
智能汽车的智能交通管理系统智能交通管理系统（Intelligent Traffic Management System，ITMS）是指基于先进的信息技术和智能交通设备，对城市内的交通流动进行监控、调度和优化的一种智能化系统。
随着智能汽车技术的日益成熟和应用范围的扩大，智能交通管理系统也越来越受到关注和重视。
本文将围绕智能汽车的智能交通管理系统展开论述，并探讨其对交通流动的影响及未来发展趋势。
一、智能交通管理系统的基本构成智能交通管理系统主要包括以下几个方面的内容：车辆感知与识别技术、交通信息采集与处理技术、交通流量预测与调度技术、智能信号控制技术以及智能路网规划与设计等。
其中，车辆感知与识别技术是智能交通管理系统的基础和核心，通过车载传感器和摄像头等设备对车辆行驶状态进行感知和识别，为交通管理决策提供准确的数据支持。
二、智能交通管理系统的功能和作用1. 实时监测和分析交通状况：智能交通管理系统能够实时获取路况信息，包括交通流量、车辆速度、拥堵情况等，并通过数据分析和处理，提供准确的交通状况图，帮助交通运输部门进行决策和调度。
2. 优化交通流动：智能交通管理系统能够根据实时交通情况，调整信号灯的时序，优化交通流动，减少拥堵和排队时间，提高道路通行能力。
3. 提供智能导航和路线规划：智能交通管理系统通过与智能汽车互联，为驾驶员提供智能导航和路线规划服务，根据实时交通情况调整最佳路径，减少驾驶时间和交通事故的发生率。
4. 智能停车管理：智能交通管理系统可以通过智能停车设备，实时监测和管理停车位的使用情况，并提供驾驶员停车指引和管理服务，提高停车效率，减少停车难题。
三、智能交通管理系统的挑战与未来发展趋势虽然智能交通管理系统在提高交通效率和减少交通事故方面具有巨大潜力，但目前仍存在一些挑战和问题。
首先，智能交通管理系统的建设需要大量的资金投入和技术支持，需要协调各方的力量和资源。
其次，智能交通设备与系统的兼容性和互操作性也是一个亟待解决的问题。
对中国交通发展现状的看法英语作文
对中国交通发展现状的看法英语作文全文共3篇示例，供读者参考篇1The development of transport in China has undergone tremendous changes over the past few decades. With the rapid economic growth and urbanization, the demand for transportation has significantly increased. The government has invested heavily in building roads, railways, airports, and ports to accommodate the growing needs of the population.One of the most notable achievements in China's transport development is the high-speed railway network. With over 35,000 kilometers of high-speed rail tracks, China boasts the world's largest high-speed railway network. The trains are fast, efficient, and punctual, linking major cities across the country and reducing travel time significantly. This has not only facilitated economic growth but also improved the overall quality of life for the people.In addition to railways, China has also made significant progress in road infrastructure. The highway network in China is extensive, connecting remote rural areas to major cities andimproving accessibility for goods and services. The construction of bridges and tunnels has also made transportation more convenient and efficient.The development of urban public transportation is another success story in China. Major cities like Beijing, Shanghai, and Guangzhou have well-developed subway systems that are clean, efficient, and affordable. The availability of public transportation has reduced the reliance on private cars, alleviated traffic congestion, and improved air quality in urban areas.However, despite these achievements, there are still challenges that China faces in terms of transportation development. Traffic congestion remains a significant issue in major cities, especially during peak hours. The rapid increase in the number of vehicles has strained the existing road infrastructure, leading to traffic jams and delays.Furthermore, the transportation system in rural areas is still underdeveloped. Many remote villages lack access to proper roads, making it difficult for residents to travel to urban centers for work, education, or healthcare. Improving transportation services in rural areas is crucial for promoting balanced regional development and reducing poverty.In conclusion, China has made remarkable progress in transportation development, with a well-connected network of roads, railways, and urban public transportation. While there are still challenges to overcome, such as traffic congestion and inadequate infrastructure in rural areas, the government's continued investment in transportation is crucial for sustaining economic growth and improving the quality of life for the people. By addressing these challenges and embracing new technologies, China can further enhance its transport system and create a more efficient and sustainable future.篇2Title: Thoughts on the Current Situation of Transportation Development in ChinaWith the rapid economic growth and urbanization in China, the transportation system has undergone significant improvements and changes in recent years. As a crucial part of the infrastructure, transportation plays a vital role in facilitating economic activities, promoting social development, and enhancing the overall quality of life for the people. In this essay, we will examine the current state of transportation development in China, analyze its strengths and weaknesses, and provide suggestions for further improvement.Firstly, China has made remarkable progress in developing its transportation network, especially in the construction of high-speed railways, expressways, and urban transportation systems. The high-speed rail network, for example, has become the largest in the world, connecting major cities and regions across the country with fast and convenient services. This has greatly reduced travel time and improved connectivity, making it easier for people to commute, travel, and do business. The expansion of expressways has also played a significant role in promoting economic development and regional integration.Secondly, China has been investing heavily in the development of smart transportation technologies, such as intelligent traffic management systems, electronic toll collection, and real-time traffic information services. These technologies have helped to alleviate traffic congestion, enhance safety, and improve the overall efficiency of the transportation system. With the advent of 5G technology and artificial intelligence, China is well-positioned to further enhance its transportation infrastructure and services in the future.However, despite the achievements and progress made in transportation development, there are still several challenges and issues that need to be addressed. One of the most pressingconcerns is the environmental impact of transportation, particularly air pollution and carbon emissions. The rapid increase in the number of vehicles on the roads has led to worsening air quality in many cities, posing a threat to public health and the environment. China needs to develop sustainable transportation solutions, such as promoting the use of electric vehicles, improving public transportation services, and encouraging green commuting options.Another major challenge is the imbalance in transportation development between different regions and urban-rural areas. While major cities and coastal regions have well-developed transportation networks, many rural areas and inland provinces still lack adequate infrastructure and services. This digital divide hinders economic development, reduces social equity, and limits opportunities for rural residents. China needs to adopt a more balanced and inclusive approach to transportation development, ensuring that all regions and populations benefit from improved connectivity and accessibility.In conclusion, the current state of transportation development in China is characterized by rapid progress, technological innovation, and infrastructure expansion. While there have been significant achievements, there are alsochallenges and issues that need to be addressed, such as environmental sustainability, regional disparities, and social equity. By adopting a holistic and sustainable approach to transportation development, China can build a modern, efficient, and inclusive transportation system that benefits all its citizens and contributes to sustainable development.Overall, the future of transportation in China is bright, with great potential for further advancements and improvements. By leveraging technology, innovation, and smart planning, China can build a world-class transportation system that enhances economic growth, social cohesion, and environmental sustainability. With strong leadership, strategic vision, and public participation, China can set a global example for sustainable transportation development and create a better future for its people.篇3With the rapid economic development in China, the transportation infrastructure has been continuously improving. The current status of China's transportation development can be described as a combination of challenges and opportunities.First of all, China has made significant progress in the construction of transportation networks. The high-speed rail network in China is the largest in the world, with over 35,000 kilometers of track and speeds reaching up to 350 km/h. This development has greatly improved the efficiency and convenience of travel for both passengers and cargo.Furthermore, China has also been investing heavily in the construction of highways and urban transportation systems. The highway network in China now stretches over 140,000 kilometers, connecting cities and regions across the country. In addition, many cities have developed advanced metro systems, easing traffic congestion and reducing pollution.However, despite these achievements, there are still challenges facing China's transportation development. One major issue is the imbalance between different regions. While the eastern coastal provinces have well-developed transportation networks, the western and central regions still lag behind in terms of infrastructure. This has hindered the economic development of these areas and widened the wealth gap between regions.Another challenge is the environmental impact of transportation. With the rapid increase in the number of vehicleson the roads, air pollution has become a serious problem in many Chinese cities. The government has been promoting the use of electric vehicles and public transportation to reduce emissions, but more efforts are needed to address this issue.In addition, the rapid expansion of transportation networks has also led to concerns about safety. The high-speed rail system, in particular, has experienced several accidents in the past, raising questions about the reliability and maintenance of the infrastructure.Despite these challenges, there are also opportunities for China to further improve its transportation system. With the development of new technologies such as autonomous vehicles and high-speed trains, China has the potential to become a global leader in transportation innovation. By investing in research and development, China can address many of the current challenges and create a more efficient and sustainable transportation system.In conclusion, the current status of China's transportation development is a mix of achievements and challenges. While the country has made significant progress in building infrastructure and improving efficiency, there are still issues such as regional imbalance, environmental impact, and safety concerns that needto be addressed. With strategic planning and investment, China has the potential to create a modern and sustainable transportation system that meets the needs of its growing population.。
描写南京长江大桥的英语作文
Situated at the heart of China's Jiangsu Province, the Nanjing Yangtze River Bridge stands as an awe-inspiring testament to human ingenuity, architectural prowess, and cultural significance. Spanning the mighty Yangtze, the third-longest river in the world, this iconic structure serves not only as a vital transportation artery but also as a symbol of national pride and resilience. This essay delves into the multifaceted aspects of the bridge, examining its historical background, engineering marvels, aesthetic appeal, socio-economic impact, and its enduring role as a cultural landmark.**Historical Background**The Nanjing Yangtze River Bridge was inaugurated on June 29, 1968, after four years of intense construction. It was the first double-decked, dual-purpose bridge built over the Yangtze River, and more importantly, it was entirely designed and constructed by Chinese engineers using domestically produced materials, marking a significant milestone in China's modernization efforts. This achievement was particularly poignant given the challenging political and economic climate of the time, as it demonstrated China's determination to advance technologically and economically amidst global isolation.**Engineering Marvels**The Nanjing Yangtze River Bridge is a true engineering masterpiece, combining elegance with robust functionality. Stretching over 5,000 meters in length, it comprises a 4,589-meter-long main bridge, two 70-meter-high piers, and two ½-kilometer-long approach viaducts. Its double-deck design allows for both road traffic on the upper level and rail traffic on the lower level, effectively integrating two critical transportation systems.The bridge's main structure is a continuous steel truss girder supported by two massive, V-shaped piers that elegantly straddle the river. These piers, ingeniously designed to withstand the immense hydrostatic pressure and strong river currents, have stood the test of time, remaining steadfast even during severe floods and typhoons. The use of high-strength steel and advanced welding techniques further contributes to the bridge's durability and resilience.The lower deck carries two railway tracks, part of the Beijing-Shanghai Railway, one of China's busiest rail corridors. The upper deck, accommodating six lanes of vehicular traffic, efficiently connects the bustling metropolis of Nanjing with its suburban areas and neighboring provinces. The bridge's intelligent traffic management system, incorporating real-time monitoring, adaptive signaling, and emergency response facilities, ensures smooth and safe passage for millions of commuters each year.**Aesthetic Appeal**The Nanjing Yangtze River Bridge is not merely a utilitarian structure; it is a visual spectacle that harmoniously blends form and function. Its sleek, streamlined design, characterized by clean lines and geometric shapes, evokes a sense of modernity and progress. The two towering piers, resembling giant sentinels guarding the river, are illuminated at night, casting a mesmerizing reflection on the water below. The bridge's double-deck configuration, with the rail tracks hidden beneath the roadway, adds an element of intrigue and symmetry.Moreover, the bridge's location offers breathtaking views of the surrounding landscape. To the west, visitors can behold the historical cityscape of Nanjing, with its ancient city walls, pagodas, and skyscrapers coexisting in harmony. To the east, the vast expanse of the Yangtze River unfolds, revealing cargo ships navigating the busy waterway and verdant hills dotting the distant horizon. The bridge itself has become a popular tourist attraction and a favorite spot for photographers and sightseers alike.**Socio-Economic Impact**The construction of the Nanjing Yangtze River Bridge had profound socio-economic implications for the region and the nation. It not only shortened travel times between northern and southern China but also facilitated the rapid development of Nanjing and its environs. The bridge catalyzed industrial growth, attracting investments in manufacturing, logistics, and technology sectors, thereby creating jobs and boosting local economies. It also stimulated urban expansion, leading to the development of new residential areas, commercial zones,and infrastructure projects.In addition, the bridge plays a crucial role in maintaining regional connectivity and fostering inter-provincial cooperation. It forms part of the national expressway network, linking Nanjing with other major cities along the Yangtze River Economic Belt, thereby contributing to the balanced development and integration of the region. Moreover, the bridge's rail connection supports the efficient movement of goods and people, further strengthening China's position as a global economic powerhouse.**Cultural Significance**Beyond its practical functions, the Nanjing Yangtze River Bridge holds immense cultural value. It is deeply ingrained in the collective memory of the Chinese people, symbolizing their indomitable spirit, self-reliance, and aspirations for progress. The bridge features prominently in literature, art, and popular culture, serving as a source of inspiration and national pride.The bridge has also become an integral part of Nanjing's urban identity. Annual events, such as the New Year's Eve fireworks display and the marathon race, utilize the bridge as a backdrop, reinforcing its status as a civic icon. Furthermore, the bridge's pedestrian walkway attracts locals and tourists who come to experience the thrill of crossing the Yangtze on foot, offering a unique perspective on the city and the river.**Conclusion**The Nanjing Yangtze River Bridge stands as a towering achievement in civil engineering, a visual delight, a catalyst for socio-economic growth, and a cherished cultural symbol. From its groundbreaking conception and meticulous construction to its enduring impact on the lives of countless individuals and the fabric of the city, this magnificent structure embodies the spirit of China's relentless pursuit of progress and unity. As it continues to serve as a vital transportation link and a source of inspiration for generations to come, the Nanjing Yangtze River Bridge remains an irrefutable testament to human ingenuity and the power of dreams.(Word Count: .jpg)。
推动交通发展的重要因素英语作文
推动交通发展的重要因素英语作文The development of transportation plays a crucial role in the overall progress of society and the economy. There are several key factors that contribute to the promotion of transportation development.First and foremost, the advancement of technology is a major factor in driving transportation development. With the continuous improvement and innovation of technologies such as artificial intelligence, Internet of Things, and automation, transportation systems have become more efficient, safe, and reliable. These technologies have enabled the development of smart transportation systems, including intelligent traffic management, self-driving vehicles, and real-time information sharing, which have significantly improved the overall transportation experience for individuals and businesses.Secondly, investments in transportation infrastructure are essential for promoting transportation development. Building and maintaining a well-connected network of roads, highways, railways, airports, and ports are critical for facilitating the movement of people, goods, and services. Adequate investments in infrastructure not only enhance connectivity andaccessibility but also stimulate economic growth by creating job opportunities, boosting trade, and attracting investments.Moreover, government policies and regulations also play a significant role in driving transportation development. Policies that promote sustainable transportation practices, encourage the use of public transport, prioritize investments in environmentally friendly modes of transportation, and ensure safety and security are crucial for the efficient and effective functioning of transportation systems. Regulations that govern issues such as licensing, safety standards, environmental protection, and competition also contribute to the development of a sustainable and reliable transportation infrastructure.Furthermore, public awareness and education are important factors in promoting transportation development. Educating the public about the benefits of using public transportation, carpooling, cycling, and walking can help reduce congestion, alleviate air pollution, and mitigate the negative impacts of transportation on the environment. Increasing awareness about the importance of sustainable transportation practices can also encourage individuals to make informed choices that contribute to the overall improvement of transportation systems.In conclusion, the promotion of transportation development requires a combination of factors including technological advancements, investments in infrastructure, government policies and regulations, and public awareness and education. By addressing these factors and working towards a more sustainable, efficient, and reliable transportation system, we can create a better future for society and the economy.。
智慧铁路管理系统云平台3.0
邮件系统
• 有效避免多系统 工作邮件之间的 切换
• 视频监控
• 数据监控
• 有效还原现场 追溯事故责任人，
便于定责。
• 财务管理系统： 解决铁路机组/车 站/客运段临时性收 入管理，快速汇总
收入金额，并在线 查看，提高效率。
• 其他数据云存储
• 巡检报修
• 报修单/工单管理 • 未完成工单提醒
国家政策：十三五期间铁路信息化趋势。我国铁路投资超过4万亿，其中信息化建设在2016年投入在8000亿元以上，未来将会呈现逐年提升的 趋势。铁路信息化涵盖铁路行业各主要业务环节，铁路信息化的体系结构可以概括为三大信息化应用领域、5个基础平台、10个建设方面、38个具体应用系统。
铁路办公信息系统 的总体目标是建立依托 铁路计算机网络的办公 业务网和资源网，实现 机关办公业务的电子化， 自动化和网络化，提高 机关管理、应急指挥和 快速反应的能力。全路 办公信息系统联网，极 大地方便了全路各级机 关信息的交流和共享，
• 管理能力：服务监权管理/服务计量功能/服务监控
能力服务资源管理
智慧党建系统
Internet+ Intelligent Railway
智慧铁路管理系统云平台
Wisdom railway management system cloud platform
通知公告
人事管理
• 精准、时效发放 • 显现已读/未读
铁路定制OA系统（12个先进性基础应用）
• CT服务：（语音服务/短信才行服务/流量服务）
• IT服务： 系统集成能力/计算资源能力/存储资源
能力资源调度能力/资源调度能力/数据共享能力/
云中继(具有先进性)
数据稽核能力/安全分域能力/应用审计能力
英语作文-设计服务行业推进城市基础设施建设促进城市发展
英语作文-设计服务行业推进城市基础设施建设促进城市发展With the rapid development of urbanization, the construction of urban infrastructure plays a vital role in promoting the overall development of cities. Among the various industries that contribute to urban infrastructure development, the design service industry holds a significant position. In this article, we will explore how the design service industry promotes urban infrastructure construction and facilitates urban development.First and foremost, the design service industry plays a crucial role in the planning and design of urban infrastructure projects. It provides professional expertise and innovative ideas, ensuring that the infrastructure projects are well-designed and meet the needs of the city. For instance, architects and urban planners in the design service industry collaborate with engineers and construction teams to create aesthetically pleasing and functional buildings, roads, bridges, and other infrastructure facilities. Their expertise ensures that the infrastructure projects are not only visually appealing but also structurally sound and sustainable.Furthermore, the design service industry contributes to the efficient and cost-effective construction of urban infrastructure. Through the utilization of advanced technologies and software, such as Building Information Modeling (BIM), designers are able to simulate and analyze the construction process before the actual implementation. This helps to identify potential issues and optimize the design, resulting in reduced construction costs and improved efficiency. By minimizing errors and rework, the design service industry enables the timely completion of infrastructure projects, which is crucial for the overall development of cities.In addition, the design service industry plays a significant role in enhancing the functionality and accessibility of urban infrastructure. Designers focus on creating user-friendly and inclusive spaces that cater to the diverse needs of the urban population. For example, they consider the needs of people with disabilities by incorporating accessiblefeatures in public buildings, sidewalks, and transportation systems. Moreover, the industry also emphasizes the integration of smart technologies in urban infrastructure, such as intelligent traffic management systems and energy-efficient lighting solutions. These advancements not only improve the quality of urban life but also contribute to the sustainable development of cities.Furthermore, the design service industry promotes the integration of art and culture in urban infrastructure construction. By incorporating artistic elements and cultural symbols in the design, the industry enhances the aesthetic appeal of the city. This not only attracts tourists but also instills a sense of pride and identity among the local residents. For instance, iconic landmarks and public art installations not only serve as tourist attractions but also become symbols of the city's cultural heritage. The design service industry's focus on creating visually appealing and culturally significant infrastructure contributes to the overall development and branding of the city.In conclusion, the design service industry plays a crucial role in promoting urban infrastructure construction and facilitating the overall development of cities. Through its expertise in planning, design, and implementation, the industry ensures that infrastructure projects are well-designed, cost-effective, functional, and aesthetically pleasing. By integrating advanced technologies, accessibility features, and artistic elements, the industry contributes to the sustainable development and cultural identity of the city. With its significant contributions, the design service industry continues to shape the urban landscape and create cities that are not only visually appealing but also efficient and inclusive.。
我国的交通的方式英语作文
我国的交通的方式英语作文标题，Transportation in China。
Transportation plays a crucial role in the development of a country, and China has made remarkable progress inthis regard. With a vast land area and a large population, China has developed a comprehensive transportation system that includes various modes of transport such as railways, highways, waterways, and airways.Firstly, let's delve into the railway system in China. China boasts one of the most extensive railway networks in the world, covering almost every corner of the country. The high-speed rail (HSR) network, in particular, has undergone rapid expansion in recent years, connecting major cities and reducing travel time significantly. The introduction of bullet trains has revolutionized long-distance travel, making it faster, safer, and more convenient. Passengers can now travel comfortably at speeds exceeding 300 kilometers per hour, enjoying modern amenities and servicesonboard.In addition to railways, highways are another vital component of China's transportation infrastructure. The country has invested heavily in building a vast network of expressways and national highways, facilitating the movement of goods and people across different regions. The expressway system has significantly reduced travel time between major cities, promoting economic development and regional integration. Moreover, the development of smart transportation technologies, such as electronic toll collection and intelligent traffic management systems, has further enhanced the efficiency and safety of highway transportation.Water transportation also plays a significant role in China, especially for freight transport. With a vast coastline and numerous rivers, China has developed a comprehensive system of ports, inland waterways, and shipping routes. Major rivers like the Yangtze and the Pearl River serve as important arteries for transporting goods to various parts of the country. In recent years,China has also invested in the development of inland ports and container terminals to support the growing demand for maritime trade.Furthermore, air transportation has witnessed rapid growth with the expansion of China's aviation industry. The country has built world-class airports in major cities, equipped with modern facilities and infrastructure to handle the increasing volume of air traffic. Chinese airlines have expanded their fleets and routes, offering domestic and international flights to destinations around the globe. The emergence of low-cost carriers has made air travel more affordable and accessible to a broader segment of the population, contributing to the growth of tourism and business travel.In conclusion, China has made significant strides in developing its transportation system, with a focus on efficiency, safety, and sustainability. The integration of various modes of transport has created a seamless network that connects people and markets across the country. As China continues to urbanize and modernize, the governmentis committed to further investment in transportation infrastructure to support economic growth and improve the quality of life for its citizens. With ongoing innovations and advancements, the future of transportation in China looks promising.。
铁路电务智能化控制及管理系统的应用探讨
铁路电务智能化控制及管理系统的应用探讨曹林;杨旭涛【摘要】论述了马钢铁运公司铁路电务智能化控制系统的建设发展状况及实施经验,并对后期发展方向及设想进行了展望.【期刊名称】《安徽冶金科技职业学院学报》【年(卷),期】2017(027)002【总页数】4页(P50-53)【关键词】智能化;控制系统【作者】曹林;杨旭涛【作者单位】马钢股份公司铁路运输公司安徽马鞍山243000;马钢股份公司铁路运输公司安徽马鞍山243000【正文语种】中文【中图分类】TP23近年来，随着计算机，网络，通信等高科技手段的迅猛发展，铁路电务系统各类设备也朝着信息化、智能化、网络化方向发展，如何运行上述各类先进技术，将其高效，可靠，实用的运用于现代化铁路电务领域内，实现高度自动化控制，从而满足冶金铁路运输企业生产要求，成为摆在我们面前的一个重要课题。
为此，自2013年以来，马钢铁运公司借鉴同行各单位的先进经验，大胆创新，以“优化过程控制，实行集中监控”为目标，以“探索创新，简化劳动量”为原则，结合原有的铁路微机联锁系统为基础，充分挖掘既有各类资源，发展各类铁路电务智能化系统，形成了具有铁运特色的“铁路电务智能化控制管理系统”。
“铁路电务智能化维修管理系统”主要建设内容包括“铁路信号远程维修检测系统，铁路视频监控系统，铁路道口远程操控系统，铁路机车安全控制系统，铁路设备管控系统“等各类智能子系统，为完成各子系统运行，基础建设内容包含：1.1 网络建设铁运公司原有各生产岗点的网络，基本借用马钢公司生产大网，该网络面向于全集团公司，网络节点多，拓扑结构复杂，用户众多，存在诸多不可控制因素，容易出现各类网络故障，且故障处理维护归自动化工程公司管理，故障处理时间较为欠缺，容易出现应用层网络问题导致影响各类子系统的运行。
因此在实际建设中，我们根据各系统运行需求，结合现场实际，逐步建立了覆盖各信号楼，铁路道口，维修中修的光纤网络，基本形成了铁运公司生产环网，从而保证了各系统的顺畅运行(见图1)。
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Prof. Dr.-Ing. Ingo A. Hansen 25-3-2015
Delft University of Technology
Challenge the future
Content
1. 2. 3. 4. 5. 6. 7. 8. Traffic management process Monitoring and centralized control centres Traffic management drawbacks, goals and means Train detection Automatic route conflict detection Intelligent rescheduling Running time prediction in case of delays Conclusions
15
Dutch process mining tool TROTS
• Subjectivity: signalman may be the cause of delays, biased opinion
4
main task of signalman: route setting and informing train drivers registration follows after a hectic period Information from driver calls in case of incidents often unclear
10
Current traffic management drawbacks
• Computer support often limited to graphical interfaces and automatic route setting systems; • Dispatchers usually do not have precise information of the future evolution of train traffic and the chosen actions may be suboptimal; • The delay propagation is unpredictable by traffic controllers, especially in case of complex rail networks, high density traffic, severe disturbances; • Traffic controllers/dispatchers act reactively and not proactively; • Predetermined rules/disruption programs do not consider actual situation.
Literature
2
Traffic management process
1. Monitoring and information
• • • • Infrastructure Train operations and crews Passengers Freight
- track occupation & clearance, signals, switches - train #/location/speed, arrival/depart. times
•Railways are partitioned into track sections
• • • • On open tracks maximal 1200 meter A route in stations contains several short sections A train may occupy several sections depending on its length A block section usually contains several track sections (!)
• Visualisation of current train positions by train describers in interlocking areas • Automatic route setting (ARS) based on train describers (NL) • Dynamic time-distance diagrams (historical and future train paths)
Automatic conflict recognition/speed adaptation RCS SBB
Proceed
Compensation area
Speed advice
Centralized Traffic Control
• Traditional evaluation of operational situation
- volumes, flows, behaviour, safety
- weight, (temperature), security - train delay start/end times/locations, conflicts - failure classification, MTBF, MTTR
- cause of a delay is (much) earlier, past information no more available
• Train delays are updated when passing at station signals
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• Delays-to-be-explained pile up during disrupted operations
• Based on data collected and displayed on track layout • In dispatcher’s mind based on expert knowledge • Static time-distance diagrams
• Computer support
11
Essential requirements for railway perturbation management
• Actual train position, travel direction and speed • Train weight and braking rate • Dynamic train occupancy (number of passengers) • Dynamic platform track occupation and scheduled train connections • Reliable prediction of headway and route conflicts • Accurate prediction of running times and delays (advisory speed) • Train circulation and crew rotation plans • Impact assessment of dispatching measures
12
Real-time traffic state monitoring and prediction
13
Three-layer process modelling
14
Train detection
•Train detection devices (track-free detection)
• Track circuits • Axle counters • Section occupation: the presence of a train in a section is automatically detected when the first wheel set enters the section • Section release: a section is automatically released after the last wheel set has left the section (and entered the next)
• between two successive scheduled events (arrival, departure, passage)
Drawbacks
Receive and store train delays Compute delay jumps Display train events with delay jump of 3 min or more to signalmen Signalmen add cause and responsible party using a classification tree Approval by responsible party, verification, authorization
- type and impact assessment of dispatching measures - conflict resolution, rescheduling
3
Monitoring system
Function Working
• • • • •
• Registration of the amount and cause of increased delays
Basic rules applied:
1. If there is a route conflict between trains running to the same track, the planned order is maintained; 2. If there is a route conflict between trains running to different tracks, the train that has claimed its route first, will go first (FCFS); 3. When trains are outside a predefined time-window (usually 3 or 5 minutes) the dispatcher may act according to his knowledge, experience and a list of what-if scenarios.