Figure (2-3): Schematic Diagram of a Micro-Turbine Advantages: •Micro turbine unit costs around $1500 to $2500 per installed kW. That could lead to niche applications in areas with high-energy costs for power quality‚ peak shaving or replacement energy. They can run on a variety of fuels‚ including natural gas‚ propane‚ and fuel oil. • The other advantages over other types of DG technologies are a small number of moving parts‚ compact size‚ lightweight‚ good efficiencies in co-generation‚ low
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Telecommunications And Networks Learning Objectives Understand the concept of a network. Apply Metcalfe’s law in understanding the value of a network. Identify major developments and trends in the industries‚ technologies‚ and business applications of telecommunications and Internet technologies. Provide examples of the business value of Internet‚ intranet‚ and extranet applications. Learning Objectives Identify the basic components‚ functions‚ and types of telecommunications networks used in
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TYPES OF COMPUTER NETWORKS Maninder Kaur professormaninder@gmail.com What is Network? • A network consists of two or more computers that are linked in order to share resources (such as printers and CDs)‚ exchange files‚ or allow electronic communications. • The computers on a network may be linked through cables‚ telephone lines‚ radio waves‚ satellites‚ or infrared light beams. Different Types of Networks • Depending upon the geographical area covered by a network‚ it is classified as: – Local
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1. Introduction With the rapid development of new communications technology and network technology‚ some industries such as information industry show significant network externality characteristics. Network externality has been defined as "a change in the benefit‚ or surplus‚ that an agent derives from a good when the number of other agent consuming the same kind of good changes" (Liebowitz & Margolis‚ 1996). In other words‚ the product will be more valuable if more people use it. For example
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ABSTRACT : This paper describes the basic threats to the network security and the basic issues of interest for designing a secure network. it describes the important aspects of network security. A secure network is one which is free of unauthorized entries and hackers INTRODUCTION Over the past few years‚ Internet-enabled business‚ or e-business‚ has drastically improved efficiency and revenue growth. E-business applications such as e-commerce‚ supply-chain management‚ and remote
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that connects a group of computers (’nodes’ in network terminology) to a token ring local area network. Networking Devices ... Bridges - used to join two network segments together‚ it allows computers on either segment to access resources on the other - can also be used to divide large networks into smaller segments Networking Devices ... Routers - networking devices used to extend or segment networks by forwarding packets from one logical network to another - most often used in large internetworks
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With network security in place‚ your company will experience many business benefits. Your company is protected against business disruption‚ which helps keep employees productive. Network security helps your company meet mandatory regulatory compliance. Because network security helps protect your customers ’ data‚ it reduces the risk of legal action from data theft. Ultimately‚ network security helps protect a business ’s reputation‚ which is one of its most important assets. Network Security
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common network threats and provide solution to protect users from threats‚ hackers and ensures that the data travelling across the networks is safe. Introduction: Computer and network security is a new and fast moving Technology and as such‚ is still being defined and most probably will always be “still defined”. Security incidents are rising at an alarming rate every year [Figure - 1]. As the complexity of the threats increases‚ so do the security measures required to protect networks. Data center
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Introduction If you’ve ever been a network administrator‚ the call you dread the most might be one you receive in the middle of the night by some panicked employee stating that a portion of your critical network has gone down. What troubleshooting options are available to provide answers to your network problem? Besides having a proactive helpdesk that can "read" the mind of your network‚ an important part of troubleshooting involves using a network protocol analyzer. If you’ve done your research
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ω t [R1 + R2] = K + [I0/C[-ω - 1/C2R12]] K = I0sin ω t [R1 + R2] - [I0/C[-ω - 1/C2R12]] V(t) = [I0sin ω t [R1 + R2] - [I0/C[-ω - 1/C2R12]]]e-(1/CR1)t + [-[I0/C[-ω 1/C2R12]]/ω CR1]sin ω t + [I0/C[-ω - 1/C2R12]]cos ω t Q#6.29: Consider a series RLC network which is excited by a voltage source. 1. Determine the characteristic equation. 2. Locus of the roots of the equation. 3. Plot the roots of the equation. Solution: R V(t) i(t) L C For t ≥ 0 According to KVL di 1 L + ∫ idt + Ri = V(t) dt C
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