共查询到19条相似文献,搜索用时 46 毫秒
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本文研究了由计算机控制的虚拟仪器的远程控制问题.总结了虚拟仪器的特点以及对远程控制的要求,并以HS801虚拟电子仪器为例,分析其动态连接库,并对其远程控制进行了初步的实践. 相似文献
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虚拟仪器在远程控制中的软件设计与实现 总被引:1,自引:0,他引:1
网络化是虚拟仪器技术的发展方向,基于以太网和TCP/IP协议的虚拟仪器的设计方法,并主要介绍了它在远程控制系统中的软件实现技术. 相似文献
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"RemotelyAnywhere"只需在服务器端一次性安装,客户端(可以是在局域网和因特网中)不需要再增加任何软件,就可以直接通过浏览器来对服务器进行远程控制。它不仅仅只是让客户端能够远程控制服务器的桌面,还可以给多个用户设置不同的权限,以便让他们根据授权对服务器的文件管理器、注册表等项目进行查询和管理;还可以实现普通文档的交换(上传和下载)。 相似文献
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网络化虚拟仪器的构建 总被引:1,自引:0,他引:1
虚拟仪器技术和网络技术为测量领域带来了巨大的变革,使传统意义的测量发生了质的飞跃。本文将虚拟仪器技术和网络测量技术相结合阐述了网络虚拟仪器的实现途径,指出“网络就是仪器”将成为测量领域新的发展趋势。 相似文献
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随着计算机应用技术、网络技术以及多媒体技术的飞速发展,多媒体教室越来越普及,为了有效利用、管理和维护现代化的教学设施,保证教学活动的顺利开展,我们开发了基于校园网的多媒体教学设备远程控制系统。本文对该系统的开发过程和应用效果进行了介绍。 相似文献
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Auto-evaluation of the uncertainty in virtual instruments 总被引:2,自引:0,他引:2
Ghiani E. Locci N. Muscas C. 《IEEE transactions on instrumentation and measurement》2004,53(3):672-677
A numerical approach based on a Monte Carlo probabilistic method is used as an advantageous alternative to the traditional analytical methods for the evaluation of the uncertainty in measurements achieved by digitally processing sampled input data. The correctness of the approach is shown in the case of both single-channel and multichannel systems. Some practical concerns about the reliability of the proposed methodology are discussed, and suitably designed virtual instruments are presented that are able to present the measurement result along with its uncertainty. 相似文献
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以一种新型的内燃机模拟试验机为实验平台,模拟出内燃机在实际工作环境下,其主要运动部件的表面磨损情况及振动情况.在模拟试验机的缸套、活塞环、曲轴、轴承等核心部件上选择不同测点,在虚拟仪器技术的基础上.进行时域分析、频域分析、功率谱分析、频率分析以及谐次分析,同时对信号波形显示,完成对模拟试验机振动状态的实时监测,为模拟试验机的振动监测和故障诊断奠定基础. 相似文献
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A virtual environment for remote testing of complex systems 总被引:1,自引:0,他引:1
Cristaldi L. Ferrero A. Monti A. Ponci F. McKay W. Dougal R. 《IEEE transactions on instrumentation and measurement》2005,54(1):123-133
Complex systems, realized by integration of several components or subsystems, pose specific problems to simulation environments. It is, in fact, desirable to simulate the complex system altogether, and not component by component, since the operation of the single part depends on the surrounding system and an early verification can prevent damages and save time for modifications. The availability of detailed and validated models of the single parts is therefore critical. This task may be difficult to achieve. In fact, in industrial applications, where a system can be a mix of different devices produced by different manufacturers, the physical device may not be accessible to the modeler for proprietary or safety concerns. Starting from this point, the idea of creating a virtual environment able to test the real single component remotely, employing simulators with remote signal processing capability, has been considered. A methodology for remote model validation is presented. The effectiveness of the approach is experimentally verified locally and remotely. For the remote testing, in particular, the physical device under test is located at the Politecnico di Milano, Italy, and the Virtual Test Bed model is located at the University of South Carolina. 相似文献
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