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Development of a Multi-Sensor Based Ski Machine Attitude Training Simulator 基于多传感器的滑雪机姿态训练模拟器的研制
Pub Date : 2022-02-01 DOI: 10.1109/ICTech55460.2022.00082
Zhe Sun, H. Yang
In order to help beginners to quickly understand and participate in skiing, researchers put forward the design of skiing simulator during the design and research, which includes safety protection, sports training, virtual simulation of these three aspects. VR virtual simulation system can accurately simulate the scene of skiing training, so that the training personnel can feel the real charm of skiing in the participation. The sports training system contains a number of institutions, which can maximize the simulation of skiing posture, and the safety protection system can provide comprehensive protection to participants. The effective integration of Will technology and trainer can help people simulate multi-dimensional skiing posture in real skiing scene experience, and promote them to have a real experience during simulated training. In this paper, on the basis of understanding the design experience and composition of multi-sensor, the attitude training simulator of ski machine with multi-sensor as the core is deeply studied, so as to build a good simulation for skiing participants. The final results show that the attitude training simulator based on multi-sensor can show positive advantages in practical application.
为了帮助初学者快速了解和参与滑雪运动,研究人员在设计研究过程中提出了滑雪模拟器的设计,其中包括安全防护、运动训练、虚拟仿真这三个方面。VR虚拟仿真系统可以准确模拟滑雪训练的场景,让训练人员在参与中感受滑雪的真实魅力。运动训练系统包含多个机构,可以最大限度地模拟滑雪姿势,安全防护系统可以为参与者提供全面的保护。Will技术与训练师的有效结合,可以帮助人们在真实的滑雪场景体验中模拟多维度的滑雪姿势,促进人们在模拟训练中获得真实的体验。本文在了解多传感器设计经验和组成的基础上,对以多传感器为核心的滑雪机姿态训练模拟器进行了深入研究,从而为滑雪参与者构建一个良好的仿真环境。结果表明,基于多传感器的姿态训练模拟器在实际应用中具有积极的优势。
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引用次数: 0
Research and Application of HOG Feature Based Power Grid Key Area Out of Bounds Detection 基于HOG特征的电网关键区域越界检测研究与应用
Pub Date : 2022-02-01 DOI: 10.1109/ICTech55460.2022.00027
Mingrui Sha, Zhenhao Gu
With the rapid development of electric power industry and the acceleration of the marketization process of electric power system reform, the importance of electric power safety production is more prominent. The traditional electronic fence mostly adopts radio frequency or infrared monitoring, which cannot be accurately identified. False positives will be generated when animals or inanimate objects enter the monitoring area. This paper aims to use interval capture method to extract feature through HOG, PCA and other feature extraction methods in real time, and then use SVM classifier to discriminate for the transgression detection system in key monitoring areas of power grid. In order to achieve the key areas of personnel crossing the precise monitoring.
随着电力工业的快速发展和电力体制改革市场化进程的加快,电力安全生产的重要性更加突出。传统的电子围栏多采用射频或红外监控,无法准确识别。当动物或无生命物体进入监测区域时,会产生误报。本文旨在利用区间捕获方法,通过HOG、PCA等特征提取方法实时提取特征,然后利用SVM分类器对电网重点监测区域的越轨检测系统进行判别。从而实现对关键区域人员穿越的精确监控。
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引用次数: 0
Research on Test Data Generation Method of IOT Management Platform Based on Ant Colony Algorithm 基于蚁群算法的物联网管理平台测试数据生成方法研究
Pub Date : 2022-02-01 DOI: 10.1109/ICTech55460.2022.00042
Ning Zhang, Fangjian Shang, Xin Li, Wenjun Zhu
At present, the application of artificial intelligence technology to test data generation has become one of the research hotspots. However, its research method is not suitable for the field of electric power Internet of Things. This paper analyzes the specific functions of the unified IOT management platform in the power IOT, and applies ant colony algorithm to realize the automatic generation of test data. so as to solve the problems of time-consuming and nonstandard manual data compilation by users and improve the test efficiency of the system.
目前,应用人工智能技术进行测试数据生成已成为研究热点之一。但其研究方法并不适用于电力物联网领域。本文分析了电力物联网统一管理平台的具体功能,并应用蚁群算法实现测试数据的自动生成。从而解决了用户手工编制数据耗时且不规范的问题,提高了系统的测试效率。
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引用次数: 0
Evaluation of Online Tool Data Management for Warehouse Management for Power Big Data 面向电力大数据仓库管理的在线工具数据管理评估
Pub Date : 2022-02-01 DOI: 10.1109/ICTech55460.2022.00068
Zhixin Jing, Rui Fan, Wan-zhao Liu, Yan Shi, Fengjiu Yang
With the rapid development of China's data industry, power big data has gradually become the main object of national construction and innovation. Especially in the promotion of sensors and intelligent equipment and so on, more and more electric power data sources, the type characteristics shown more complex, the use of big data related to technology, the hidden data information, not only can improve the efficiency of the power system, can also provide effective basis for warehouse management. As the main management tool for power big data, power load prediction can guarantee the power system and power supply quality on the one hand, and can provide more effective information by warehouse management on the other hand, and the actual prediction results directly affect the accuracy of the whole system operation. Therefore, on the basis of understanding the development trend of power big data, this paper takes data mining technology as the core to improve and explore the power load prediction, so as to ensure the accuracy and effectiveness of online tools and data management of warehouse management.
随着中国数据产业的快速发展,电力大数据逐渐成为国家建设和创新的主要对象。特别是在传感器和智能设备等的推广下,电力数据源越来越多,类型特征表现得越来越复杂,利用大数据相关技术,将数据信息隐藏起来,不仅可以提高电力系统的工作效率,还可以为仓库管理提供有效依据。电力负荷预测作为电力大数据的主要管理工具,一方面可以保障电力系统和供电质量,另一方面可以通过仓库管理提供更有效的信息,实际预测结果直接影响整个系统运行的准确性。因此,本文在了解电力大数据发展趋势的基础上,以数据挖掘技术为核心,对电力负荷预测进行改进和探索,以保证仓库管理在线工具和数据管理的准确性和有效性。
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引用次数: 0
Modeling Distributed Communication for Smart Factory 智能工厂分布式通信建模
Pub Date : 2022-02-01 DOI: 10.1109/ICTech55460.2022.00091
Jiaming Zhang, Anying Chai
In recent years, the deep integration of a new generation of information technology and manufacturing technology as an intelligent manufacturing model. It triggers a new round of manufacturing transformation. As an important carrier to realize intelligent manufacturing, smart factory realizes the intelligence of the production process by building intelligent production systems and networked distribution production facilities. It further improves production efficiency. However, the traditional communication system based on C/S architecture cannot realize the real-time transmission of data generated by much industrial equipment and sensor devices in the smart factory. This situation further leads to increased time delay and reduced data transmission efficiency for various types of data such as device status data, sensing data, audio, and video data, etc. The system is unable to monitor and manage each device in real-time. This paper proposes a distributed communication model for smart factories. According to the actual production requirements, we design the general architecture of the distributed communication model for smart factories. A message agent is used to implement the publish/subscribe mechanism of the distributed communication model, which has the advantages of low power consumption, security, reliability, and scalability. Meanwhile, a dynamic awareness scheduling algorithm based on WFQ (DAWFQ) is proposed. According to the length of the queue backlog, the algorithm dynamically adjusts the weights of real-time data streams and non-real-time data streams. It enables the model to send real-time data in priority and meet the demand for reliable transmission of real-time data. The experimental results show that the model designed in this paper can complete the distributed communication of the smart factory network. It shows good performance in terms of both real-time and reliability. The model ensures the real-time and reliable demand of smart factory devices under the constrained network resources and improves the quality of service of the whole communication network.
近年来,新一代信息技术与制造技术的深度融合成为智能制造模式。它引发了新一轮的制造业转型。智能工厂是实现智能制造的重要载体,通过构建智能生产系统和网络化分布生产设施,实现生产过程的智能化。进一步提高了生产效率。然而,传统的基于C/S架构的通信系统无法实现智能工厂中许多工业设备和传感器设备产生的数据的实时传输。这种情况进一步导致设备状态数据、传感数据、音视频数据等各类数据的时延增加,数据传输效率降低。系统无法对各个设备进行实时监控和管理。提出了一种面向智能工厂的分布式通信模型。根据实际生产需求,设计了智能工厂分布式通信模型的总体架构。消息代理用于实现分布式通信模型的发布/订阅机制,具有低功耗、安全、可靠和可伸缩性等优点。同时,提出了一种基于WFQ的动态感知调度算法(DAWFQ)。该算法根据队列积压的长度动态调整实时数据流和非实时数据流的权重。使模型能够优先发送实时数据,满足实时数据可靠传输的需求。实验结果表明,本文所设计的模型能够完成智能工厂网络的分布式通信。它在实时性和可靠性方面都表现出良好的性能。该模型保证了智能工厂设备在网络资源约束下的实时可靠需求,提高了整个通信网络的服务质量。
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引用次数: 2
Application of Convolution Neural Network in Network Abnormal Traffic Detection 卷积神经网络在网络异常流量检测中的应用
Pub Date : 2022-02-01 DOI: 10.1109/ICTech55460.2022.00040
Conglei Lv, Xiwang Li, Wen Wang
With the development of network scale, network technology affects every aspect of people's life. It is of great significance to detect network intrusion. Traditional research is mostly based on open data sets, the open data sets lack timeliness, and the validity of the research results is unknown. Based on the previous research, this paper proposed a novel intrusion detection method based on convolutional neural network. Firstly, real abnormal data packets were obtained by building a network environment and using real network attack tools. Second, abnormal data packets were used to generate features. Furthermore those futures are transformed into gray images for visual analysis. In order to evaluate effectiveness and superiority of proposed method, several evaluating indicators were introduced. The experimental result shows that precision, recall and F1 value of the proposed method reached 0.99, 0.99 and 0.99 respectively, which were all superior to the traditional machine learning methods.
随着网络规模的发展,网络技术影响着人们生活的方方面面。对网络入侵进行检测具有重要意义。传统研究大多基于开放数据集,开放数据集缺乏时效性,研究结果的有效性未知。在前人研究的基础上,提出了一种基于卷积神经网络的入侵检测方法。首先,通过构建网络环境,使用真实的网络攻击工具,获取真实的异常数据包;其次,利用异常数据包生成特征。此外,这些未来被转换成灰色图像进行视觉分析。为了评价所提方法的有效性和优越性,介绍了几种评价指标。实验结果表明,该方法的查准率、查全率和F1值分别达到0.99、0.99和0.99,均优于传统的机器学习方法。
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引用次数: 1
Research on Dynamic Technology of Digital Benefit Intelligent Quantitative Control 数字效益智能定量控制动态技术研究
Pub Date : 2022-02-01 DOI: 10.1109/ICTech55460.2022.00108
Zhimin He, Aidi Dong, Jianhong Pan
With the rapid development of the digital economy, combined with changes in the company's internal and external development situations, the digitization of grid companies is extending from supporting management digitization to serving energy Internet digitization applications, extending from serving internally to internally and externally, and helping to improve quality and efficiency. To empower emerging industries to upgrade and extend, the digital construction of power grid companies will become an important core task for the construction of the energy Internet. This article is based on the quantitative control dynamic technology of digital economic benefit evaluation, through the analysis of business types, project cycles., new business development, etc., using big data analysis., data governance, machine learning and other technologies to capture, integrate, and analyze project data, To form an architectural feature model, to screen and effectively correlate digital economic benefit evaluation indicators, and finally complete the construction of a dynamic analysis model for digital economic benefit evaluation intelligent quantitative control.
随着数字经济的快速发展,结合公司内外部发展形势的变化,电网公司的数字化正在从支持管理数字化向服务能源互联网数字化应用延伸,从服务内部向内外延伸,助力提质增效。为赋能新兴产业升级延伸,电网公司数字化建设将成为能源互联网建设的重要核心任务。本文是基于定量控制动态技术的数字经济效益评价,通过对企业类型、项目周期的分析。、新业务开发等,运用大数据分析。、数据治理、机器学习等技术对项目数据进行捕获、整合、分析,形成建筑特征模型,筛选并有效关联数字经济效益评价指标,最终完成构建数字经济效益评价智能定量控制的动态分析模型。
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引用次数: 0
A Fault Diagnosis Method of Rolling Bearing of CNC Machine Tool Based on Improved Convolutional Neural Network 基于改进卷积神经网络的数控机床滚动轴承故障诊断方法
Pub Date : 2022-02-01 DOI: 10.1109/ICTech55460.2022.00055
Ying Gao, Xiaojun Xia
In the industrial production process, the rolling bearing failures of huge mechanical equipment such as CNC machine tools frequently occur, which seriously affects the production performance and service life of the machine tools. In order to identify the types of faults in rolling bearings and improve the safety of the equipment, this paper presents a fault diagnosis method on account of an improved Convolution Neural Network (CNN). The improved CNN model is to add a convolutional layer before the fully connected layer, after several convolutional layers and several pooling layers, and use an improved stochastic gradient descent training algorithm with momentum to speed up the training speed to enhance the serviceability of the model. Traditional fault diagnosis methods are time-consuming, high in labor costs and low in work efficiency. The method in this paper improves the intelligence of the rolling bearing of CNC machine tools fault diagnosis process, improves the correctness of fault diagnosis, and adapts to the characteristics of big data fault diagnosis. Finally, the data set of Case Western Reserve University's rolling bearing database is used for experimental verification. The experimental results reveal that this method has a high recognition accuracy rate for various types and severity of rolling bearing faults, and has good practicability and application prospect.
在工业生产过程中,数控机床等大型机械设备的滚动轴承故障频繁发生,严重影响了机床的生产性能和使用寿命。为了识别滚动轴承的故障类型,提高设备的安全性,本文提出了一种基于改进卷积神经网络(CNN)的故障诊断方法。改进的CNN模型是在全连接层之前、几层卷积层和几层池化层之后增加一个卷积层,并使用改进的带动量随机梯度下降训练算法加快训练速度,增强模型的可使用性。传统的故障诊断方法耗时长,人工成本高,工作效率低。本文方法提高了数控机床滚动轴承故障诊断过程的智能化程度,提高了故障诊断的正确性,适应了大数据故障诊断的特点。最后,利用凯斯西储大学滚动轴承数据库的数据集进行实验验证。实验结果表明,该方法对不同类型和严重程度的滚动轴承故障具有较高的识别准确率,具有良好的实用性和应用前景。
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引用次数: 0
Exploring The Role of Web Crawler and Anti-Crawler Technology in Big Data Era 探讨网络爬虫和反爬虫技术在大数据时代的作用
Pub Date : 2022-02-01 DOI: 10.1109/ICTech55460.2022.00070
Fan Zhou, Yang Wang
In the era of big data, with lower costs and higher efficiency, web crawlers access resources and information from the Internet, bringing a lot of convenience to businesses and individuals. Nevertheless, there are two sides to everything, as malicious crawlers bring incalculable threats and losses to websites. In order to prevent web crawlers from being abused or even developing into malicious crawlers, web sites usually perform anti-crawler based on techniques such as ip access frequency, browsing page speed, account login, input captcha, js encryption, ajax obfuscation, etc. Anti-crawlers cannot completely block crawlers with a particular technique, but only find ways to increase the cost of crawling for attackers, forcing the catching party to make the right choice after weighing the cost-benefit.
在大数据时代,网络爬虫以更低的成本和更高的效率从互联网上获取资源和信息,给企业和个人带来了很多便利。然而,任何事情都有两面性,因为恶意爬虫会给网站带来无法估量的威胁和损失。为了防止网络爬虫被滥用甚至发展成恶意爬虫,网站通常会根据ip访问频率、浏览页面速度、账号登录、输入captcha、js加密、ajax混淆等技术进行反爬虫。反爬虫不能用特定的技术完全阻止爬虫,而只能找到增加攻击者爬行成本的方法,迫使捕获方在权衡成本效益后做出正确的选择。
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引用次数: 0
Research on Optimization design of Hydraulic Brake Cylinder processing technology for Railway Vehicle 铁道车辆液压制动油缸加工工艺优化设计研究
Pub Date : 2022-02-01 DOI: 10.1109/ICTech55460.2022.00116
Rundong Shen, Jicheng Duan, Kechang Zhang
Hydraulic braking has the advantages of small volume, light weight, compact structure, smooth braking and fast response speed, so it can achieve short distance fast braking. Hydraulic braking device is widely used in railway locomotive and vehicle. The assembly of brake cylinder is the key part of hydraulic braking device, which plays the role of spring energy storage and continuous braking force. As the parent of the assembly, the brake cylinder carries the braking force and controls the whole process of braking action. In practical application, the brake cylinder and spring seat often produce stuck phenomenon, the reason is that the brake cylinder shape tolerance requirements are very high, there is a great difficulty in the processing process. In this paper, the processing technology of the brake cylinder is optimized to improve the processing accuracy of the brake cylinder, and the assembly accuracy of the brake cylinder assembly is improved.
液压制动具有体积小、重量轻、结构紧凑、制动平稳、响应速度快等优点,可实现短距离快速制动。液压制动装置广泛应用于铁路机车车辆。制动油缸总成是液压制动装置的关键部件,起着弹簧储能和连续制动力的作用。制动缸作为总成的母体,承载制动力,控制制动动作的全过程。在实际应用中,制动油缸与弹簧座经常产生卡死现象,其原因是制动油缸形状公差要求很高,在加工过程中存在很大的难度。本文对制动油缸的加工工艺进行了优化,提高了制动油缸的加工精度,提高了制动油缸总成的装配精度。
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引用次数: 0
期刊
2022 11th International Conference of Information and Communication Technology (ICTech))
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