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2021 ◽  
Vol 0 (0) ◽  
Author(s):  
Asta Maskaliūnaitė

Abstract The paper aims to contribute to discussion on comprehensive defence development by looking into Resistance Operating Concept and Comprehensive Defence Handbook. These two documents are designed as a guide for the countries facing a formidable adversary to help them develop resistance (including violent) infrastructure before the potential invasion. After discussing the main tenets of the concept and suggesting a wider engagement with case studies and scientific literature on this and similar topics, the paper addresses the pitfalls and considerations of preparing such resistance in peacetime, focusing on five areas: C2, legitimacy, recruitment, potential problems in long-term and communication.


2021 ◽  
Author(s):  
Petr Fridrišek ◽  
Vít Janoš

This paper is focused on the prediction of passenger intensity on the Ostrava – Valasske Mezirici railway line in Moravian-Silesian Region, Czech Republic. The paper analyses available transport data about passenger behaviour. Data describes assigning passengers to appropriate directions and time slots in detail, emphasis is placed on daily and weekly variation of travel demand. Based on the provided travel behaviour researches, a model of assigning passenger intensity was designed. Travel surveys and available data sources from realized infrastructure studies were used. The prediction is harmonized with local specific conditions and proceeds from travel behaviour in previous years. The obtained assigning of passenger demand was exploited when designing a new operating concept for the suburban rail in the area. A model composition of the vehicle units and the frequency of connections in the respective sessions were suggested based on the obtained data.


Energies ◽  
2020 ◽  
Vol 13 (24) ◽  
pp. 6705
Author(s):  
Sun Je Kim ◽  
Kyung-Soo Kim

Vehicle transmission which has discrete gear-stages inevitably produces torque drop during shifting gears. This torque drop should be minimized because it may lead to uncomfortable driving feeling and degradation of acceleration performance. In accordance with the spread of electric-powered vehicle technology, this study proposes novel transmission architecture to eliminate torque drop during shifting gears by using one electric motor and verifies its operating concept through experiments with a test-bench. The proposed transmission, called CGST (clutchless geared smart transmission) can synchronize the gear-shaft to be engaged for the next gear-stage with the output shaft by using a planetary gear-set and an electric motor. The CGST has a dual input gear-box with even and odd gear-stages on different input shafts, and the planetary gear-set and the electric motor control the speeds of each input shafts to smoothly engage the next gear-stage. This idea was verified by the simplified test-rig in this study. Three distinct scenarios for gear-shift including starting from engine idling, odd to even gear-shift, and even to odd gear-shift were conducted in the experiment. The shifting performance of the CGST was evaluated by comparing it with the results of the manual transmission (MT). As a result, the CGST shows only 24% of torque drop of the MT, and torque oscillation followed after gear-shifting is reduced by 26%. Although the developed test bench was of limited size, the possibility and expected performance of the CGST have been confirmed as the solution for seamless transmission.


2020 ◽  
pp. 227-256
Author(s):  
Neville Bolt

Propaganda of the Deed has become the new strategic operating concept for insurgents in the 21st century. Chapter 8 highlights why. Increased media competition and appetite for dramatic images to gain audience attention parallels individuals’ ability to self-generate political and social messages at low cost due to digital technologies. Economic and technological globalization have unlocked new spaces for insurgents and revolutionaries to occupy and exploit with new images and ideas. The central strategic operating concept acquires force where insurgent groups have the technical means to distribute messages but also the electronic and physical networks of dissemination where their ideas can gain traction. Through these networks, messages circumvent friction and move from a position of control or more appropriately, management, to a vicarious, self-generating life form where protest and militancy produce their own dynamic.


2020 ◽  
pp. 1-22
Author(s):  
Neville Bolt

An introduction to the proposition that violent images caught on camera are today’s strategic operating concept for insurgents and revolutionaries. Propaganda of the Deed acts as a lightning rod for constructed collective memory. Pictures and images of violence trigger crystallized messages that resonate with popular memories of grievance and injustice. These messages move so fast through interconnected global networks that hierarchically organized states struggle to respond in their decision making and actions. This introduction lays the theoretical foundations for a new theory of resistance and protest in today’s dynamic communications landscape.


2018 ◽  
Vol 30 (2) ◽  
pp. 256-271 ◽  
Author(s):  
Hui Huang ◽  
Shumei Chen ◽  
Cheng Wang

In this article, a new high-torque retarder combining the effects of magnetorheological fluid and eddy current is researched. The new retarder provides a part of the braking torque generated by the shear stress of the magnetorheological fluid and an additional braking torque generated by the effect of the eddy current on the rotors. This operating concept is realized by a common magnetic excitation circuit generated by a new structure with several separated coils. The configurations and design details of the new retarder, including the structure, material selection, and magnetic circuit, are discussed. The mathematical models of braking torque caused by the magnetorheological fluid and eddy current are also derived. Then, a finite element analysis is performed to verify the magnetic field design of the new retarder. Finally, a prototype is fabricated, and the relevant parameters are tested. The experimental result shows that the new retarder provides not only a stable braking torque at low speed but also a great increment of braking torque varied with rotation speed, which effectively improves the total braking torque compared with conventional magnetorheological retarders.


2018 ◽  
Vol 5 (3) ◽  
pp. 318-337
Author(s):  
Alexander Fyfe

This article proposes the concept of noncapitalist wealth as a line of inquiry into the relations among capitalism, animism, and literary production. I begin by discussing the methodological implications of Harry Garuba’s influential essay on “animist materialism” and suggest that Garuba’s operating theory of capital means that his method ultimately leads to a mode of reading that understands animism as bearing primarily upon representation rather than on literary production. The result is a mode of reading that lacks sensitivity to the implications of the influence of specific animisms on individual texts. Eschewing an encompassing theory of animism’s relation to literary production, I propose the concept of noncapitalist wealth, derived in part from Karl Marx and anthropologists such as Jane I. Guyer, as a potential avenue of inquiry within the debate around literary animisms. I offer a reading of Ben Okri’s The Famished Road trilogy (1990–1998) to demonstrate the ways in which an operating concept of wealth, combined with a sensitivity to contemporary forms of capitalism, can help to reveal the political dimension of some literary texts.


2018 ◽  
Vol 26 (26) ◽  
pp. 144-159
Author(s):  
Milan Hanko ◽  
Peter Spilý

The aim of this article is to review and identify main attributes of a new form of subversion, so called digital subversion. Digital subversion is relatively new phenomena frequently used as vital part of nowadays resistance movement and hybrid warfare tactics. The article looks at subversion from the point of history through resistance movement and current use of hybrid warfare tactics where digital subversion can be considered as a vehicle for the deployment and achievement of other elements, tools and objectives of hybrid warfare. Within the digital subversion operating concept can be identified such elements and tools like online trolling, digital and social media, digital activism, digital media and marginally also cyber operations. Conclusion is focused on strategic and institutional perspective of how to counter digital subversion. An article expands today view on subversion as a vital element of resistance movement and hybrid warfare fused with cyberspace to a digital subversion.


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