Academic literature on the topic 'Distance between walls'

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Journal articles on the topic "Distance between walls"

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Farshidnia, Sadegh, Mojtaba Saneie, Hooman Hajikandi, and Mohammad Rostami. "Experimental Study on the Placement of the Angle and the Distance of Parallel Skimming Walls to Reduce Inlet Sediment in a Lateral Intake." Slovak Journal of Civil Engineering 28, no. 2 (2020): 23–29. http://dx.doi.org/10.2478/sjce-2020-0011.

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AbstractParallel skimming walls are regarded as one of the more efficient methods for controlling inlet sediment to a lateral intake. The present study attempts to experimentally scrutinize the impact of the angles of parallel skimming walls (θ), the corresponding distance (b), and the discharge variations of the main channel of the inlet sediment for the control of an intake. First, the impacts of parallel skimming walls incorporating three angles (θ = 0°, 15°, 30°), located in the front section of the intake and the distance between the walls (b=10 cm, 20 cm, 30 cm), were studied. A dimensio
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Li, Fuxiu, and Yewei Zheng. "Numerical investigation of the interaction of back-to-back MSE walls." E3S Web of Conferences 569 (2024): 27001. http://dx.doi.org/10.1051/e3sconf/202456927001.

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The behaviour of back-to-back MSE walls is significantly influenced by the geometry, especially for the horizontal distance (D) between the back of the reinforced soil zone of the two MSE walls or the width-to-height ratio (RWH) of the system. In the Federal Highway Administration (FHWA) design guidelines [1] (Berg et al. 2009), two cases are considered based on the horizontal distance of the two MSE walls. However, no justification is provided for this assumption. Therefore, research is needed to investigate the interaction of back-to-back MSE walls with different horizontal distances. In add
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Safikhani, Tabassom, and Mohammad Baharvand. "Evaluating the effective distance between living walls and wall surfaces." Energy and Buildings 150 (September 2017): 498–506. http://dx.doi.org/10.1016/j.enbuild.2017.06.029.

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Aronescu, Avi, and Joseph Appelbaum. "Shading on Photovoltaic Collectors on Rooftops." Applied Sciences 10, no. 8 (2020): 2977. http://dx.doi.org/10.3390/app10082977.

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Rooftop photovoltaic (PV) systems in urban environments play an important role in solar electric energy generation. Shading on PV collectors, by self-shading, walls and fences on rooftops, affect negatively the output energy of the PV systems. Increasing the distance between the collector rows, and between the walls and fences near to the collectors, may minimize the shading losses. Practically, this option is usually limited, especially on rooftops. Rooftops may be of different types: horizontal, inclined, and saw-tooth, and may have obscuring structures like walls and fences. The distance be
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Mykhailo, Piven, Spolnik Aleksandr, Sychova Tatiana, and Piven Alona. "PATTERNS OF INFLUENCE EXERTED BY THE SIDE WALLS OF A VIBRATORY SIEVE ON THE MOTION OF A LOOSE MIXTURE FLOW." Eastern-European Journal of Enterprise Technologies 4, no. 1 (106) (2020): 29–38. https://doi.org/10.15587/1729-4061.2020.208640.

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The influence of the side walls of a vibratory sieve on the motion of a loose mixture flow has been investigated. The regularities have been established of the flow motion parameters on the walls’ height, the resistance of their surfaces, the length and distance between them. The condition has been defined for the occurrence, degree, character, as well as the region of the side walls’ influence on the mixture motion over the entire area of a sieve. Increasing the height of the walls, the length and resistance of their surfaces increases the surface density and reduces the longitudi
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Šamaj, Ladislav, Martin Trulsson, and Emmanuel Trizac. "Strong-coupling theory of counterions between symmetrically charged walls: from crystal to fluid phases." Soft Matter 14, no. 20 (2018): 4040–52. http://dx.doi.org/10.1039/c8sm00571k.

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Brujan, Emil-Alexandru, Tatsuya Noda, Atsushi Ishigami, Toshiyuki Ogasawara, and Hiroyuki Takahira. "Dynamics of laser-induced cavitation bubbles near two perpendicular rigid walls." Journal of Fluid Mechanics 841 (February 19, 2018): 28–49. http://dx.doi.org/10.1017/jfm.2018.82.

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The behaviour of a laser-induced cavitation bubble near two perpendicular rigid walls and its dependence on the distance between bubble and walls is investigated experimentally. It was shown by means of high-speed photography with $100\,000~\text{frames}~\text{s}^{-1}$ that an inclined jet is formed during bubble collapse and the bubble migrates in the direction of the jet. At a given position of the bubble with respect to the horizontal wall, the inclination of the jet increases with decreasing distance between the bubble and the second, vertical wall. A bubble generated at equal distances fr
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Kudryavtseva, E. O. "Intercellular communications in Chaetopteris plumosa (Sphacelariales, Phaeophyceae)." Botanicheskii Zhurnal 109, no. 8 (2024): 768–79. https://doi.org/10.31857/s0006813624080037.

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This article provides information about the ultrastructure of intercellular communications in Chaetopteris plumosa. The structure and variants of plasmodesmata localization in its cells are described, data on the distances between plasmodesmata and the density of their location in cell walls are provided. In C. plumosa, both independent plasmodesmata and cell wall areas with multiple closely spaced plasmodesmata were found. Such localization of intercellular connections may represent a transitional variant between independent plasmodesmata and pit fields or another variant of plasmodesmata org
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Ruchkivskyi, V. V. "INFLUENCE OF DISTANCE BETWEEN A RETAINING WALL AND THE EXISTING BUILDING ON STRESS-STRAIN STATE OF THE SYSTEM «RETAINING STRUCTURES – SOIL MASSIF»." ACADEMIC JOURNAL Series: Industrial Machine Building, Civil Engineering 2, no. 49 (2017): 159–70. http://dx.doi.org/10.26906/znp.2017.49.837.

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The results of work research of engineering protective structures in a densely built–up area with difficult engineering–geological conditions have been presented. The modeling of the geotechnical problem of deep excavation protection using a three-tier retaining wall has been performed. The task of mutual influence of existing building and deep excavation with the change of distance between them is solved. The grafs of displacement’s dependence several tiers of retaining walls from the distance to an existing building have been presented. According to these data, a plot of the dependence of di
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Lajevardi, Seyed Hamid, Khashayar Malekmohammadi, and Daniel Dias. "Numerical Study of the Behavior of Back-to-Back Mechanically Stabilized Earth Walls." Geotechnics 1, no. 1 (2021): 18–37. http://dx.doi.org/10.3390/geotechnics1010002.

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Back-to-back mechanically stabilized earth (MSE) walls can sustain significant loadings and deformations due to the interaction mechanisms which occur between the backfill material and reinforcement elements. These walls are commonly used in embankments approaching bridges, ramps, and railways. The performance of a reinforced wall depends on numerous factors, including those defining the soil, the reinforcement, and the soil/reinforcement interaction behavior. The focus of this study is to investigate the behavior of back-to-back mechanically stabilized earth walls considering synthetic and me
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Dissertations / Theses on the topic "Distance between walls"

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Huang, Cheng-Hao, and 黃政浩. "Experiments on the Structure of the Laminar Premixed Methane/Air Flames Between Two Parallel Walls of Different Distance and Temperatures." Thesis, 2003. http://ndltd.ncl.edu.tw/handle/32049469512531069352.

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"The Effect of Splice Length and Distance between Lapped Reinforcing Bars in Concrete Block Specimens." Thesis, 2014. http://hdl.handle.net/10388/ETD-2014-04-1529.

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The tensile resistance of No. 15 lap spliced reinforcing bars with varying transverse spacing and lap splice length was evaluated in full-scale concrete block wall splice specimens. The range of the transverse spacing between bars was limited to that which allowed the bars to remain within the same cell, and included the evaluation of tied spliced bars in contact. Two-and-a-half block wide by three course tall double pullout specimens reinforced with contact lap splices were initially used to determine the range of lap splice length values to be tested in the wall splice specimens such that bo
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Books on the topic "Distance between walls"

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Farber, Paul M. A Wall of Our Own. University of North Carolina Press, 2020. http://dx.doi.org/10.5149/northcarolina/9781469655086.001.0001.

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The Berlin Wall is arguably the most prominent symbol of the Cold War era. Its construction in 1961 and its dismantling in 1989 are broadly understood as pivotal moments in the history of the last century. In A Wall of Our Own, Paul M. Farber traces the Berlin Wall as a site of pilgrimage for American artists, writers, and activists. During the Cold War and in the shadow of the Wall, figures such as Leonard Freed, Angela Davis, Shinkichi Tajiri, and Audre Lorde weighed the possibilities and limits of American democracy. All were sparked by their first encounters with the Wall, incorporated the
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Solymar, L., D. Walsh, and R. R. A. Syms. Bonds. Oxford University Press, 2018. http://dx.doi.org/10.1093/oso/9780198829942.003.0005.

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Mechanical properties of bonds are discussed, with the aid of a simple phenomenological model in which the variation of energy as a function of distance between the elements is described in terms of polynomials. The properties of various kinds of bonds (ionic bond, metallic bond, covalent bond, van der Waals bond) are explained with the aid of simple models. Carbon is discussed with two examples: bonds between 60 atoms that lead to the formation of a three-dimensional molecule known as Buckminsterfullerene, and the alternative sheet-shaped configuration known as graphene, that has recently bec
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Bonds, Mark Evan. Music's Fourth Wall and the Rise of Reflective Listening. Oxford University PressNew York, NY, 2025. https://doi.org/10.1093/9780197806401.001.0001.

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Abstract We’ve all heard the line before: “I enjoy classical music but don’t know anything about it.” The “but” is telling. Why and when did music-lovers begin to apologize for a lack of knowledge about what gave them pleasure? This book examines fundamental changes in concert-hall listening since the Enlightenment. By calling attention to the artifice of their art, composers like Haydn and Beethoven violated music’s fourth wall, that imagined barrier which for so long had allowed listeners to “lose” themselves in what they were hearing, to resonate with the music and to forget, in effect, tha
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Cleaver, Laura. Text and Image. Oxford University Press, 2018. http://dx.doi.org/10.1093/oso/9780198802624.003.0003.

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This chapter explores combinations of text and imagery in histories produced in England between 1066 and 1272. It focuses on case studies of the Worcester chronicle, and the works of Henry of Huntingdon, Gerald of Wales, Ralph Diceto, and Matthew Paris. Through an examination of page design and the content and location of imagery, it argues that decoration could be used to attract and engage readers, and to add nuance to text. Imagery was used to draw attention to elements of the narrative, prompt a reader to connect chronologically distant events, and impose interpretative frameworks onto the
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Youssef, Samuel J., and John A. Elefteriades. Pathophysiology, diagnosis, and management of aortic dissection. Oxford University Press, 2016. http://dx.doi.org/10.1093/med/9780199600830.003.0148.

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Aortic dissection represents a splitting apart of the layers of the aortic wall, with blood under pressure entering the dissection plane and propagating for long distances along the aorta. The pain is said to be the most severe that a human being can experience. Pain is felt substernally with ascending dissection and between the shoulder blades for descending dissection. A high degree of clinical suspicion is essential in order for the diagnosis not to be missed. Because the dissection process can impair any branch of the aorta, the patient may present with symptoms related to any organ in the
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Johansen, Bruce, and Adebowale Akande, eds. Nationalism: Past as Prologue. Nova Science Publishers, Inc., 2021. http://dx.doi.org/10.52305/aief3847.

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Nationalism: Past as Prologue began as a single volume being compiled by Ad Akande, a scholar from South Africa, who proposed it to me as co-author about two years ago. The original idea was to examine how the damaging roots of nationalism have been corroding political systems around the world, and creating dangerous obstacles for necessary international cooperation. Since I (Bruce E. Johansen) has written profusely about climate change (global warming, a.k.a. infrared forcing), I suggested a concerted effort in that direction. This is a worldwide existential threat that affects every living t
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Book chapters on the topic "Distance between walls"

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Xue, Xianbo, Zejun Hua, Haijun Liu, et al. "Optimization of Structural Parameters of Vortex Type Coiled Tubing Drag Reduction Tool Based on Coanda Effect." In Lecture Notes in Mechanical Engineering. Springer Nature Singapore, 2025. https://doi.org/10.1007/978-981-97-7887-4_58.

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Abstract The vortex drag reduction tool based on wall attachment effect has a simple structure and high reliability, but lacks systematic research on tool structural parameters. In the application of coiled tubing drilling, there are problems such as poor parameter matching and weak power output. Therefore, based on the theory of wall attached jet, this article establishes a numerical model of vortex drag reduction tools, and investigates the effects of wedge distance, sidewall angle, wedge angle, and flow channel width on the oscillation performance of the tools. The research results indicate
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Zhang, G. Y., Y. X. Xiao, J. H. Zhang, and J. Y. Luo. "Study on Optimization of Row Spacing Between Steel Arches in Deep Buried Fault Cave Sections." In Lecture Notes in Civil Engineering. Springer Singapore, 2022. http://dx.doi.org/10.1007/978-981-19-1260-3_38.

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AbstractAs a widely used support form in tunnel support, the support effect of steel arch is influenced by the row distance between steel arches. In F8 fault fracture zone of the North Main Canal of Letan Reservoir in Guangxi, the support system of “steel arch + shotcrete” in this faulted cavern section was equalized with elastic modulus and yield stress by using theoretical analysis and numerical simulation, and the characteristic curves of rock support of deeply buried circular cavern under modified axisymmetric loading were obtained. The sensitivity analysis and optimization study of the sp
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Ozkacmaz, Sercan. "Radiological Findings of Cervical Cancer." In The Radiology of Cancer. Nobel Tip Kitabevleri, 2024. http://dx.doi.org/10.69860/nobel.9786053359364.19.

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Cervical cancer is one of commonest gynecological cancers worldwide in which early diagnosis is very essential. For also detecting the the lesion and the staging the disease, radiological imaging modalities especially MRI are very useful. Lesions’ size, distance between internal cervical os and the edge of the lesion, invasion of parametrium, involvement of vagina, hydronephrosis, pelvic lateral side-wall invasion, rectum and bladder involvement , pelvic and/or para-aortic lymph node involvement are the major conditions must be evaluated on radiological examinations which change the grade and
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Wisthaler, Verena. "Migrants, New Citizens, Co-Citizens and Citizens by Adoption – Regionalist Parties’ Framing of Immigrants in the Basque Country, Corsica, South Tyrol, Scotland and Wales." In IMISCOE Research Series. Springer International Publishing, 2023. http://dx.doi.org/10.1007/978-3-031-25726-1_6.

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AbstractRelying on a structured comparison of the various Stateless Nationalist and Regionalist Parties (SNRPs) in the Basque Country (Spain), Corsica (France), South Tyrol (Italy), and Scotland and Wales (UK) I show that these parties engage, through processes of ‘othering’, in the creation of a hierarchy of diversities, differentiating between markers of diversity based on the perceived proximity of immigrants to the collective identity of the in-group, as well as their constructed distance to the identity of the state in which the minority region is situated. Hence, the construction of ‘wan
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Gong, Hongxiang, Qian Yin, Wanchun Chen, Jiangwei Wang, Yukun Liu, and Yunliang Cui. "Research on the Influence Mechanism of Side Pile Foundation of Shield Tunnel Based on Transparent Soil Test Technology." In Lecture Notes in Civil Engineering. Springer Nature Singapore, 2024. https://doi.org/10.1007/978-981-97-6238-5_31.

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AbstractCombined with the practical geotechnical problem of shield tunnel side piercing pile foundation, this paper develops a set of test device that can realistically simulate formation loss and post-wall grouting during shield tunneling by introducing transparent soil test technology and digital image processing technology, carries out indoor model tests on the existing pile foundation of double-line tunnel side penetration, obtains the deformation gauge and dynamic development process of soil and pile foundation caused by double-line tunnel, and analyzes the influence of tunnel burial dept
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Dumitrescu, Irina. "Terpsichore." In Rumba under Fire. punctum books, 2016. https://doi.org/10.21983/p3.0134.1.16.

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When Lady Philosophy finds Boethius mournfully composing verse in prison, she immediately sets upon the poetic Muses surrounding him. “Who has allowed these theatrical whores (scenicas meretriculas) to approach this sick man?” she asks. The Muses, according to Philosophy, do nothing to help the invalid, playing upon his passions rather than nourishing his reason. I heard, however, that a most passionate muse slipped back between the bars when Philosophy wasn’t looking.While writing my essay for this collection, I spent several months immersing myself in the memoirs of Romanian polit-ical priso
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Kaplan, Kalman J. "The Problem of Psychological Distance: A Distinction Between Walls and Boundaries." In TILT: Teaching Individuals to Live Together. Routledge, 2020. http://dx.doi.org/10.4324/9781315784519-2.

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"Optimum Design of Post-Tensioned Axially-Symmetric Cylindrical Reinforced Concrete Walls." In Metaheuristic Approaches for Optimum Design of Reinforced Concrete Structures. IGI Global, 2020. http://dx.doi.org/10.4018/978-1-7998-2664-4.ch009.

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In this chapter, an optimization methodology for design of post-tensioned axially symmetric cylindrical reinforced concrete (RC) walls is presented. The objective of optimization is the minimization of total material cost of the wall including concrete, reinforced bars, post-tensioned cables, and form work required for wall and application of the post-tensioning. The optimized values are wall thickness, compressive strength of the concrete, locations and intensities of the post-tensioned loads, the diameter of the reinforcement bars (rebars), and distance between rebars. The optimization proce
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Lin Shiow-Jyu, He Ju-Xun, Chen Guan-Wei, and Chen Wang-Wei. "FPGA Implementation for Path and Wall Following Wheeled Robots." In Frontiers in Artificial Intelligence and Applications. IOS Press, 2015. https://doi.org/10.3233/978-1-61499-484-8-279.

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This paper presents a FPGA implementation for path- and wall- following micro-robots. The distance between the robot and obstacles/adjacent walls will be computed using ultrasonic sensing. Infrared sensing modules installed in front of the proposed system detect the curvature of a marked path. The FPGA controller unit generates a PWM signal and adaptively controls DC motors to achieve wall-following and obstacle avoidance locomotion. Our proposed locomotion algorithm will control robots to simultaneously follow a marked line and avoid obstructions along the path. 15% logic elements and 3% regi
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Le Poidevin, Robin. "Curves and Dimensions." In Travels in Four Dimensions. Oxford University PressOxford, 2003. http://dx.doi.org/10.1093/oso/9780198752547.003.0004.

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Abstract We begin with a puzzle. Imagine you are sitting inside a room with no window and whose only door is both shut and locked. There are no holes in the walls, floor, or ceiling. In what circumstances would you be able to leave that room without either opening the door, digging a tunnel, or knocking a hole in the ceiling or any of the walls? To see a way out of this uncompromising situation, we need to rethink some of our ordinary ideas about space. Let us first consider straight lines and their properties. A straight line we will define as that which marks the shortest distance between tw
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Conference papers on the topic "Distance between walls"

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Wijaya, Riki Chandra, Umboro Lasminto, Mahendra Andiek Maulana, Anak Agung Ngurah Satria Damarnegara, Putu Tantri Kumala Sari, and Zulyaden Zulyaden. "River Hydraulics in Analyzing the Impact of the River Groynes Distance on the Quantity of Erosion in River Channel." In The 2nd International Conferences on Applied Engineering, Science, Technology and Innovation. Trans Tech Publications Ltd, 2025. https://doi.org/10.4028/p-7zfzi2.

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Erosion and sedimentation generally occur in river channels. Erosion impacts reducing the walls and bottom of the channel due to shear stress between the moving fluid particles and the channel particles. Sedimentation causes a buildup of sediment particles resulting from erosion in an area of the river which results in shallowing. In efforts to overcome erosion on river walls, especially at river bends, the river “groynes” is usually used. In this research, we tested the effectiveness of river “groynes” spacing in reducing erosion on river walls. We carried out numerical simulations to prove t
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Manca, Oronzio, Sergio Nardini, and Vincenzo Naso. "Effect on Natural Convection of the Distance Between an Inclined Discretely Heated Plate and a Parallel Shroud Below." In ASME 1998 International Mechanical Engineering Congress and Exposition. American Society of Mechanical Engineers, 1998. http://dx.doi.org/10.1115/imece1998-0577.

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Abstract An experimental investigation into air natural convection on an inclined discretely heated plate with a parallel shroud below has been carried out. Three discrete strips were located in different positions on the heated wall. The distance between the walls, b, has been changed in the range 12.3–40.0 mm and two values of the heat flux dissipated by the heaters have been taken into account. Several inclination angles between the vertical and the horizontal have been tested. The wall temperature distribution as a function of the channel spacing and the inclination angle, the source heat
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Claretti, Roberto, Jahed Hossain, J. T. Harrington, J. A. Bernstein, S. B. Verma, and J. S. Kapat. "Heat Transfer Study on Multiple Walls of an Impingement Channel With Variable Jet Heights." In ASME 2013 Heat Transfer Summer Conference collocated with the ASME 2013 7th International Conference on Energy Sustainability and the ASME 2013 11th International Conference on Fuel Cell Science, Engineering and Technology. American Society of Mechanical Engineers, 2013. http://dx.doi.org/10.1115/ht2013-17054.

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The present work studies the relationship between target and sidewall surfaces of a single row impingement channel at various jet-to-target distances. Temperature sensitive paint and constant flux heaters are used to gather heat transfer data on the target and side walls. Jet-to-target distance is set to 1, 2, 3, 5, 7 and 9 jet diameters. The spanwise jet spacing is 4 jet diameters and the streamwise jet spacing is 5 jet diameters. All cases were run at average jet Reynolds numbers ranging from 5,000 to 30,000. Pressure data is also gathered and used to calculate the channels mass flux profile
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Andreozzi, Assunta, Bernardo Buonomo, Oronzio Manca, and Sergio Nardini. "Experimental Investigation on the Effect of Longitudinal Aspect Ratio on Natural Convection in Inclined Channels Heated Below." In ASME 8th Biennial Conference on Engineering Systems Design and Analysis. ASMEDC, 2006. http://dx.doi.org/10.1115/esda2006-95526.

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In this paper an experimental investigation on natural convection in air in inclined channels with rectangular transversal section and lower wall heated at uniform heat flux is carried out. Wall temperature measurements and flow visualization are presented. The results allow investigating on the effect of the distance between the two principal parallel walls and of the inclination angle. The experiments are accomplished for two channel gap values: 20 and 40 mm. The inclination angle is equal to 80° and 88°. The flow development and the shape of flow transitions along the channel are visualized
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Berkeley, Pamela, and Van P. Carey. "Thermodynamic Analysis of Wall Effects on Phase Stability and Homogeneous Nucleation in Nanotubes Containing Superheated Liquid." In ASME 2008 6th International Conference on Nanochannels, Microchannels, and Minichannels. ASMEDC, 2008. http://dx.doi.org/10.1115/icnmm2008-62337.

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Rapid heating or sudden depressurization can create highly superheated liquid conditions in stationary or flowing liquid in nanochannels. In these situations, the phase stability of the liquid and the conditions for the onset of bubble nucleation are important factors in the fluid behavior in applications. In the investigation summarized here, a statistical thermodynamics analysis is used to derive a modified version of the Redlich-Kwong fluid property model that accounts for attractive forces between the solid wall surface atoms and liquid molecules in the fluid within a nanochannel. In this
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Chen, Qiyang, Chengwang Xiong, and Qianqian Dong. "The Coupling Effects of Bubble Collapse, Ice Breaking and Structural Response." In ASME 2023 42nd International Conference on Ocean, Offshore and Arctic Engineering. American Society of Mechanical Engineers, 2023. http://dx.doi.org/10.1115/omae2023-104794.

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Abstract This study is concerned with the coupling effects between the fracture of an ice plate floating on the water surface induced by the pulsation of a high-pressure bubble and the corresponding deformation of an aluminium plate that is obliquely connected to the horizontal plate. The dynamic behaviours of bubbles and fractured ice were captured by high-speed cameras, and the transient plastic deformation of the aluminium plate was analysed with a digital image correlation (DIC) system. Our experimental observations revealed that the jet direction of the collapsed bubble strongly depends o
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Aoyama, Eiichi, Toshiki Hirogaki, Keiji Ogawa, Tsuyoshi Otsuka, and Katsutoshi Yamauchi. "Quality Control of Micro-Drilled Hole Wall of PWBs Using Data-Mining." In ASME 2005 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference. ASMEDC, 2005. http://dx.doi.org/10.1115/detc2005-84327.

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In the manufacturing of printed wiring boards (PWBs), various methods have been developed in order to improve the circuit packaging density. Micro-drills are generally used to make smaller diameter through-holes in PWBs, which are desired for the miniaturization of equipment. However, a problem has emerged in that copper plating degraded by hole drilling can reduce the reliability of the electrical connection between layers. The surface roughness of drilled hole wall is one of the important factors affecting the plating quality. The purpose of the present report is to apply data-mining to the
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Liou, Tong-Miin, Meng-Yu Chen, and Yu-Ming Wang. "Heat Transfer, Fluid Flow, and Pressure Measurements Inside a Rotating Two-Pass Duct With Detached 90° Ribs." In ASME Turbo Expo 2002: Power for Land, Sea, and Air. ASMEDC, 2002. http://dx.doi.org/10.1115/gt2002-30201.

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Transient thermochromic liquid crystal thermography, a laser-Doppler velocimeter, and pressure transducers have been used to measure the local heat transfer, velocity, and wall static-pressure distributions, respectively, in a rotating two-pass square duct with 90° ribs detached from the leading and trailing walls. The ribs were square in cross-section and their detached-distance/height ratio was 0.38. The rib-height/duct-height ratio and the pitch/rib-height ratio were 0.136 and 10, respectively. The duct Reynolds number was 1×104 and rotation number ranged from 0 to 0.2. Results are compared
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Manca, Oronzio, Biagio Morrone, and Sergio Nardini. "Effect of Transversal Aspect Ratio on Natural Convection Inside Open-Ended Cavities With Uniformly Heated Horizontal Walls." In ASME 1999 International Mechanical Engineering Congress and Exposition. American Society of Mechanical Engineers, 1999. http://dx.doi.org/10.1115/imece1999-0984.

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Abstract An experimental analysis of effects of transversal aspect ratio on air natural convection between horizontal parallel plates, with the lower plate heated, was carried out by means of visualization of flow and air temperature measurement. The distance between the plates, b, in the experiments was 40.0 mm and the width of the plates, W, was 100, 200 and 460 mm. The corresponding transversal aspect ratios, W/b, were 2.5, 5.0 and 11.5. The main flow pattern resembles a C shape (C-loop) in the longitudinal section. In fact, the flow penetrates inside the cavity close to the leading edge of
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Kitagawa, Kyo, Yasuhiro Okamoto, Akira Okada, et al. "Improvement of slope angle of kerf in thick plate cutting of mild steel by fiber laser." In ICALEO 2018: 37th International Congress on Applications of Lasers & Electro-Optics. Laser Institute of AmericaLIA, 2018. https://doi.org/10.2351/7.0004105.

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Fiber laser cutting of thick mild steel plate with oxygen assist gas results in a large slope angle of kerf, and reduction of the slope angle of kerf is required to enhance the applications of fiber laser cutting. Therefore, the cutting characteristics of mild steel were discussed, and the improvement method of slope angle of kerf was experimentally and numerically investigated in the fiber laser cutting of mild steel. In the case of a large slope angle of kerf, heat is largely generated at lower part of thick plate, and reduction of the heat generation is necessary to achieve a small slope an
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Reports on the topic "Distance between walls"

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Finch, Graeme, and Stuart Harmon. PR-670-183826-R02 Extended Evaluation of LSM - Magnetic Measurements of Corrosion Flaws. Pipeline Research Council International, Inc. (PRCI), 2021. http://dx.doi.org/10.55274/r0012189.

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Integrity assessment of pipelines is vital to ensure that oil and gas pipes have adequate strength to prevent leaks and ruptures. Regular inspections are conducted to confirm safe operation conditions of pipelines. The industry's principle method for assessing pipelines is in-line inspection (ILI), involving the passing of a device along the inside of a pipe to assess the condition of the pipeline. ILI devices can be fitted with a number of sensors allowing various measurement parameters to be obtained simultaneously. Not all pipelines are suited to ILI for reasons such as small diameter, obst
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2

Wright, Louise, and Louise Crocker. PR-670-183826-R03 Extended Evaluation of LSM-Magnetostrictive Pipe Models. Pipeline Research Council International, Inc. (PRCI), 2021. http://dx.doi.org/10.55274/r0012097.

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Integrity assessment of pipelines is vital to ensure that oil and gas pipes have adequate strength to prevent leaks and ruptures. Regular inspections are conducted to confirm safe operation conditions of pipelines. The industry's principal method for assessing pipelines is in-line inspection (ILI), involving the passing of a device along the inside of a pipe to assess the condition of the pipeline. ILI devices can be fitted with a number of sensors allowing various measurement parameters to be obtained simultaneously. Not all pipelines are suited to ILI for reasons such as small diameter, obst
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3

Finch, Graeme, and Stuart Harmon. PR-670-183826-R01 Assessment of Science Behind LSM for Pipeline Integrity. Pipeline Research Council International, Inc. (PRCI), 2020. http://dx.doi.org/10.55274/r0011803.

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Integrity assessment of pipelines is vital to ensure that oil and gas pipes have adequate strength to prevent leaks and ruptures. Regular inspections are conducted to confirm safe operation conditions of pipelines. The industry's principle method for assessing pipelines is in-line inspection (ILI), involving the passing of a device along the inside of a pipe to assess the condition of the pipeline. ILI devices can be fitted with a number of sensors allowing various measurement parameters to be obtained simultaneously. Not all pipelines are suited to ILI for reasons such as small diameter, obst
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4

King, Sharron, and Cathy Stone. The impact of regional diversity on higher education participation: A comparison of two Australian states. Journal of the Australian and New Zealand Student Services Association, 2024. http://dx.doi.org/10.30688/janzssa.2024-2-08.

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Australian regional, rural, and remote (RRR) students are transitioning from school to university at lower rates than students in metropolitan areas. This paper examines the similarities and differences between the experiences of RRR secondary school students in South Australia (SA) and New South Wales (NSW) contemplating the transition to university study. Comparing findings from two studies, this paper investigates how the state in which a student lives and studies influences their attitudes and decisions about progressing to higher education (HE). In SA, the compounding effects of low incom
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Carroll, L. B., Abdefttah Fredi, and Vlado Semiga. DTRS56-04-T-0009 Evaluation of the Interaction of Mechanical Damage and Welds. Pipeline Research Council International, Inc. (PRCI), 2006. http://dx.doi.org/10.55274/r0011967.

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This project was completed to support the development of a guidance note for the disposition of welds interacting with pipe wall mechanical damage (dents, wrinkles, and ovality) and thus allow a more rational treatment of these forms of damage. The intent is not to evaluate the life of welds interacting with dents wrinkles and ovality, but rather to identify when the interaction is significant and needs to be considered explicitly. Based upon the criteria developed in this project, inspection results that indicate the presence of pipe wall deformation in the vicinity of a girth weld or long se
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Rahai, Hamid, Assma Begum, Jeremy Bonifacio, and Ryan Moffit. Experimental Investigations of Wind Shear from Passing a Vehicle. Mineta Transportation Institute, 2024. https://doi.org/10.31979/mti.2024.2334.

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Wind energy can be harnessed for various commercial and transportation-related applications. This study assessed experimentally the potential of capturing wind energy from the passage of vehicles for electric power generation. Both wind tunnel experiments and field tests were performed. The wind tunnel experiments were performed in an open-circuit low-speed wind tunnel at a free-stream mean velocity of 23 m/s. Five PVC pipes placed adjacent to the wind-blowing domain were used to simulate the columns under a freeway overpass. A scaled Ahmad body (simplified car body model) was used as the vehi
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Hollick, Rosemary J., Michelle Stevenson, Michael Parker, et al. Mapping for Better Care: Supporting service planning for people with rheumatic and musculoskeletal conditions. RHEUMAPS study / University of Aberdeen, 2025. https://doi.org/10.57064/2164/25119.

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Rheumatic and musculoskeletal disorders (RMDs) affect approximately one-third of the UK population, yet access to timely and equitable care remains inconsistent. National audits have highlighted significant variations in service provision and health outcomes, shaped by individual socio-demographic characteristics and place-based factors. Rural populations, comprising around 20% of the UK, face unique challenges due to geographic remoteness, centralised specialist services, and an ageing demographic. Workforce constraints and service accessibility further exacerbate these disparities, limiting
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