Academic literature on the topic 'UPV test'

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Journal articles on the topic "UPV test"

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Ongpeng, Jason Maximino Co. "ULTRASONIC PULSE VELOCITY TEST OF REINFORCED CONCRETE WITH INDUCED CORROSION." ASEAN Engineering Journal 7, no. 2 (2017): 9–17. http://dx.doi.org/10.11113/aej.v7.15490.

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Non-destructive test has been applied to measure damage in structures. Common structures are assessed with the use of practical and easy application of ultrasonic pulse velocity (UPV). In this paper, the damage brought by corrosion was investigated using Proceq Punditlab having 54 kHz transducers oriented in direct transmission under the UPV. Fifty-four reinforced concrete of size 150 mm x 250 mm x 300 mm with two 10mm diameter reinforcing bars (Grade 40) and one 6mm diameter stainless steel bar (Type 304) was cast and tested. It had varying water cement ratio of 45%, 50%, and 55%with two cond
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Araújo, Rafael Campos de Alencar, William Menezes da Silva, Tiago Ancelmo de Carvalho Pires, and José Jéferson do Rêgo Silva. "Compressive strength assessment of high strength concrete after fire using ultrasonic test method." Research, Society and Development 11, no. 11 (2022): e63111132719. http://dx.doi.org/10.33448/rsd-v11i11.32719.

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This paper aims to evaluate the non-destructive ultrasonic pulse velocity (UPV) test method for determining the compressive strength of high strength of concrete (HSC) after fire. The compressive strength was determined through destructive cylinder test and by measuring ultrasonic pulse velocity. A total of 10 equations that relate compressive strength of concrete to UPV were evaluated in a total of 20 concrete samples. None of the equations were well suited for the case of HSC. The paper proposed a new equation and the UPV test showed suitable to assessment post-fire damaged HSC.
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Azam, Rizwan, Muhammad Rizwan Riaz, Ehtasham Ul Haq, Ayman Shihata, and Mohamed Zawam. "Development of Quality Assessment Criteria for Burnt Clay Bricks of Different Ages Based on Ultrasonic Pulse Velocity Test." Buildings 12, no. 8 (2022): 1069. http://dx.doi.org/10.3390/buildings12081069.

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Burnt clay bricks are widely used as a construction material in Pakistan, and their testing for quality confirmation is frequently needed for new and old bricks used in existing structures. The destructive testing methods are time-consuming and not always feasible for testing the bricks used in existing structures. The current study investigated the feasibility of using the ultrasonic pulse velocity (UPV) test as a non-destructive technique to assess the quality of both new and old bricks in masonry structures. A relationship was developed after performing the UPV test followed by a compressio
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Najm, Hadee Mohammed, Ominda Nanayakkara, and Mohanad Muayad Sabri Sabri. "Destructive and Non-Destructive Evaluation of Fibre-Reinforced Concrete: A Comprehensive Study of Mechanical Properties." Materials 15, no. 13 (2022): 4432. http://dx.doi.org/10.3390/ma15134432.

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Ultrasonic pulse velocity (UPV) and rebound hammer tests are accepted as alternatives to destructive testing to determine the compressive strength, dynamic modulus of elasticity, and Poisson’s ratio, which are needed for structural design. Although much work has been conducted for plain concrete, the research data for fibre-reinforced concrete (FRC) is insufficient. In this regard, this study explains the correlations between compressive strength, rebound hammer, and UPV tests for plain concrete and FRC contains 0.25%, 0.50%, and 1.00% of 30 mm and 50 mm long steel fibres. A total of 78 concre
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Ramadhani, Ramadhani, Muhammad Firman Ridho, Kiagus Muhammad Aminuddin, Syarif Hidayat, and R. M. Fadel Satria Albimanzura. "INVESTIGASI STUDI BANGUNAN MENGGUNAKAN ALAT ULTRA PULSE VELOCITY (UPV) DAN ALAT HAMMER TEST." TEKNIKA: Jurnal Teknik 10, no. 1 (2023): 38. http://dx.doi.org/10.35449/teknika.v10i1.243.

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Pemeliharaan bangunan gedung merupakan aspek yang penting dalam keberlangsungan suatu bangunan gedung. Dimana gedung tersebut harus terpelihara dan berfungsi sebagaimana mestinya sampai umur rencana. Salah satu dari bagian pemeliharaan struktur eksistinng adalah dengan melakukan audit struktur. Didalam pelaksanaannya terdapat dua jenis metode untuk melakukan audit struktur yaitu destructive test dan non-destructive test. Penelitian ini bertujuan untuk mengetahui bagaimana kekuatan elemen struktur eksisting menggunakan UPV dan hammer test. Elemen struktur yang diuji dalam penelitian ini adalah
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Zebari, Ziwar. "Using Ultrasonic Pulse Velocity Test to Assess the Effect of Water-Cement Ratio on the Compressive Strength of Concrete." Journal of Engineering 25, no. 5 (2019): 79–86. http://dx.doi.org/10.31026/j.eng.2019.05.06.

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This study aims to find the effect of water-cement ratio on the compressive strength of concrete by using ultrasonic pulse velocity test (UPVT). Over 230 standard cube specimens were used in this study, with dimensions of 150mm, and concrete cubes were cured in water at 20 °C. Also, the specimens used in the study were made of concrete with varied water-cement ratio contents from 0.48 to 0.59. The specimens were taken from Diyarbakir-Turkey concrete centers and tested at the structure and material science lab, civil engineering, faculty of engineering from Dicle University. The UPV measurement
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Dermawan, A. S., S. M. Dewi, Wisnumurti, and A. Wibowo. "Development of Concrete Damage Classification in Beam-Column Joint based on Ultrasonic Pulse Velocity." IOP Conference Series: Materials Science and Engineering 1212, no. 1 (2022): 012030. http://dx.doi.org/10.1088/1757-899x/1212/1/012030.

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Abstract The concreted conditions assessment of the systems is an essential aspect of security assessment programs. In situ measurements of Ultrasonic Pulse Velocity (UPV) may be indicative of the level of damage in the original concrete. UPV influenced by the specific characteristics of the mixture. In situ UPV measurements can be indicative of the level of damage in the original concrete. The research purpose is the damage classification, UPV test interpretation (strength, density, elasticity modulus, Concrete Quality Designation (CQD)), and determines the level of structural damage visually
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Shi, Mo, Deok Hwa Jeong, Seung Woo Lee, and Yeol Choi. "Relationship between UPV and Strength of Rubber-Concrete." Defect and Diffusion Forum 382 (January 2018): 225–29. http://dx.doi.org/10.4028/www.scientific.net/ddf.382.225.

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The present study is performed for investigation of the correlation between UPV value and strength of rubber-concrete. Compressive and splitting tensile strengths of concrete containing waste tire-rubber particles by four different volume contents were investigated using ultrasonic pulse velocity (UPV) test and direct destructive tests. Test results showed that ultrasonic pulse velocity test can be successfully estimated to the strength of rubber-concrete as used in normal concrete.
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Vasanelli, Emilia, Davide Di Gennaro, Matteo Sticchi, Gianni Blasi, and Luigi Capozzoli. "Comparison of Pulse-Echo Tomography and Through-Transmission Ultrasonic Test for UPV Characterization of Building Materials." Infrastructures 10, no. 7 (2025): 162. https://doi.org/10.3390/infrastructures10070162.

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Ultrasonic pulse velocity (UPV) is a widely used technique for diagnosis and structural safety assessment of existing buildings. The main difficulties in UPV tests on-site are due to one-sided accessibility of materials and degraded/irregular surfaces. Pulse-echo ultrasonic tomography (PE-UT) can overcome the problem. Though it has been widely applied for detecting inhomogeneities within concrete, few works use the instrument to assess UPV. The present paper aims to fill the gap by comparing PE-UT results with those of through-transmission ultrasonic tests (TT-UT) commonly used for UPV charact
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Can, Ömer. "Determination of some engineering properties of volcanic tuff using non-destructive method." Emerging Materials Research 11, no. 1 (2022): 41–50. http://dx.doi.org/10.1680/jemmr.21.00056.

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Volcanic tuffs extracted from the quarries of Bayburt province in Turkey are of three different types locally identified as white, yellow and green Bayburt stones. This study was intended to estimate the compressive strength of white, yellow and green Bayburt stones by non-destructive testing methods. For this, non-destructive tests such as the nail penetration test (NPT), Schmidt rebound hammer (SRH) test and ultrasonic pulse velocity (UPV) test were performed. A uniaxial compression test was also performed so as to assess the accuracy of the results obtained from the non-destructive tests. F
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Dissertations / Theses on the topic "UPV test"

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Lemière, Sébastien. "Intérêts du test des comètes pour l'évaluation de la génotoxicité environnementale." Metz, 2004. http://docnum.univ-lorraine.fr/public/UPV-M/Theses/2004/Lemiere.Sebastien.SMZ0405.pdf.

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L'objectif général de ce travail était l'étude de l'intérêt du test des comètes en génotoxicité environnementale. Pour cela, nous avons étudié, au moyen de cet essai, les dommages à l'ADN, chez des mammifères contaminés par la voie alimentaire dans un premier temps, puis chez un invertébré d'eau douce, Unio tumidus, suite à des expositions au benzo(a)pyrène et au fer ferrique in vivo, en conditions contrôlées au laboratoire. Les études avec les rats montrent l'apparition de dommages à l'ADN principalement dans le foie, chez les animaux nourris par des moules fortement contaminées suite a une m
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Godet, Fabrice. "Performances des tests d'Ames et micronoyaux triton appliqués à l'étude de la génotoxicité d'effluents complexes et des interactions entre polluants." Metz, 1993. http://docnum.univ-lorraine.fr/public/UPV-M/Theses/1993/Godet.Fabrice.SMZ9311_1.pdf.

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Dans une première partie nous avons réalisé une revue bibliographique des essais de génotoxicité in vitro et in vivo applicables à l'étude de la génotoxicité d'échantillons de l'environnement hydrique. Dans une seconde partie nous avons comparé les performances du test d'Ames et du test triton sur larves de pleurodèle, dans le cadre du contrôle de la génotoxicité d'effluents complexes. Le test triton s'est révélé un outil de choix pour la détection du potentiel génotoxique de ces échantillons. Ce test est apparu : 1) sensible sans nécessiter d'étape d'extraction et de concentration des micropo
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Magalhaes-Antoine, Ilizabete. "Développement d'un test d'agglutination pour la détection, in situ, de la vitellogénine : biomarqueur de la contamination des écosystèmes aquatiques par oestrogènes mimétiques." Metz, 2004. http://docnum.univ-lorraine.fr/public/UPV-M/Theses/2004/Magalhaes_Antoine.Ilizabete.SMZ0425.pdf.

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Les oestrogènes mimétiques sont des polluants présents dans l'environnement aquatique. Ces composés induisent des anomalies au niveau du système reproducteur des poissons mâles, aboutissant à une féminisation partielle ou totale des mâles ou bien à leur démasculinisation. Finalement, ces altérations peuvent conduire à la disparition des espèces piscicoles touchées. De plus, ces toxiques possèdent la capacité de mimer les oestrogènes endogènes et d'induire la production anormale de vitellogénine chez les poissons mâles et immatures. L'objectif de ce travail est de développer une méthode simple,
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Viard-La, Rocca Bénédicte. "Mise au point et validation sur sites contaminés (ETM-HAP) d'un test de biosurveillance en microcosme : croissance et bioaccumulation par gastéropode terrestre Helix Aspersa Aspersa." Metz, 2004. http://docnum.univ-lorraine.fr/public/UPV-M/Theses/2004/Viard_LaRocca.Benedicte.SMZ0435.pdf.

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L'écotoxicologie revêt une importance primordiale pour l'évaluation de la qualité des écosystèmes : elle s'interesse particulièrement aux interactions entre les produits chimiques présents dans l 'environnement et le biotope et englobe plusieurs domaines dont la mise au point de bioindicateur tel que Helix aspersa aspera. Afin de transposer sur le terrain le test AFNOR portant sur la croissance des escargots, le dispositif experimental préexistant a été amélioré en vue de permettre l'implantation d'escargots sur les terrains les plus hostiles. Dans le même temps, différentes combinaisons de no
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Béraud, Eric. "Etude des effets génotoxiques et de l'induction des phytochélatines chez Vicia faba (Fabaceae) exposée au cadmium : application du test Vicia micronoyaux à des matrices complexes." Metz, 2007. http://docnum.univ-lorraine.fr/public/UPV-M/Theses/2007/Beraud.Eric.SMZ0700.pdf.

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Les plantes supérieures possèdent des mécanismes de défense leur permettant de supporter le manque de nutriments ainsi que la présence de polluants. Ces travaux, menés à la fois en milieu hydroponique et solide, ont permis d'étudier les relations entre génotoxicité et activation de certains mécanismes de défense, vis-à-vis du cadmium chez Vicia faba (fève). L'augmentation de la fréquence des micronoyaux (sélectionnée en tant que biomarqueur de génotoxicité), l'induction des phytochèlatines, ainsi que l'activité d'enzymes du stress oxydant (i. E. Superoxyde dismutase, ascorbate péroxydase, guaï
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Czembor, Nathalie. "Étude écotoxicologique en milieu aquatique du Mexel 432, substance antisalissure : Optimisation d'un test écophysiologique basé sur les activités filtrante et valvaire de Dreissena polymorpha : application à la lutte contre ce mollusque." Metz, 2001. http://docnum.univ-lorraine.fr/public/UPV-M/Theses/2001/Czembor.Nathalie.SMZ0138.pdf.

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L'étude en laboratoire de la toxicité létale à court terme du Mexel 432 a permis de classer les différentes espèces selon leur sensibilité. Le classement dans l'ordre décroissant de sensibilité suivant a été obtenu : Daphnie>Gammare>Dreissène>Anodonte>Corbicule>Chironome* (*sans relation dose/effet). En tenant compte de ces résultats, des concentrations résiduelles inférieures à 3 mg/l pourraient être acceptées en traitement séquentiel pendant des durées très courtes (moins d'une heure) et dans le cas de traitement en continu, une concentration résiduelle inférieure à 0,20mg/l p
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Innervik, Marina. "Kan ett datoriserat arbetspsykologiskt UPP-test genomskåda skönmålning? : resultaten är inte så optimistiska." Thesis, Högskolan Väst, Avdelningen för psykologi, pedagogik och organisationsstudier, 2016. http://urn.kb.se/resolve?urn=urn:nbn:se:hv:diva-9538.

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Skönmålning i personlighetstest, vilka ofta används som urvalsmetod vid rekrytering är ett stort problem. Skönmålade svar och orealistiska resultat kan leda till felaktiga beslut och misslyckade rekryteringar. Detta examensarbete var skrivet inom ramen för ett forskningsprojekt "Studier avseende ett nytt svenskt arbetspsykologiskt test Understanding Personal Potential (UPP)". UPP-testets konstruktör hävdar att testet reducerar över 90% av effekten av skönmålning (Sjöberg, 2015). Syftet med den föreliggande studien var att undersöka om UPP-testet kan genomskåda skönmålning. Studien hade en expe
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Chiu, Alton Pak-Hin. "Flying Qualities Built-In-Test For Unmanned Aerial Systems." DigitalCommons@CalPoly, 2012. https://digitalcommons.calpoly.edu/theses/712.

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This paper presents a flying qualities built-in-test for UAS application with the scope limited to the longitudinal axis. A doublet input waveform excites the AV and both α and q are used by EUDKF to estimate the A and B matrices which are short period approximations of the system. ζ, ω, GM, PM, observability, and controllability are calculated to determine flying qualities with the results displayed to the AVO in a color-coded, easy to interpret display. While SID algorithms have been flying in vehicles with adaptive control schemes, vehicles with other schemes (such as classical feedback) la
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Gómez, Pau Álvaro. "Mixed-signal alternate test and binning using digitally encoded signatures." Doctoral thesis, Universitat Politècnica de Catalunya, 2017. http://hdl.handle.net/10803/457633.

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Integrated circuit industry has always faced the necessity of testing and verifying the fabricated ICs in order to guarantee that no faulty circuits reach the market as well as the fabricated devices function within design specifications throughout their entire service life. In the current frame, the accomplishment of this objective entangles considerable economic implications and great technological challenges. Analog and mixed-signal circuit testing becomes an even more challenging endeavor since no efficient nor systematic procedures are available. Further, these challenges are strongly rel
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PAONESSA, FABIO. "VHF/UHF Antenna Array Measurements with a UAV-based Test Source." Doctoral thesis, Politecnico di Torino, 2017. http://hdl.handle.net/11583/2687180.

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Low-frequency arrays represent the new generation of radio astronomical facilities capable to expand the frontiers of the Universe observation from the Earth. The most important example is the Square Kilometre Array (SKA), which will become the world’s largest radio telescope upon its completion in the 2020s. Several arrays and thousands of antennas operating from 50 MHz to 20 GHz will compose the SKA, producing a total collecting area of several square kilometers. Besides the outstanding performance in terms of resolution and sensitivity, the advantage of antenna arrays is the great flexibili
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Books on the topic "UPV test"

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Drezner, Jeffrey A. Global Hawk and Darkstar.: Flight test in the HAE UAV ACTD program. RAND, 2002.

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Constance, Kamii, ed. Achievement testing in the early grades: The games grown-ups play. National Association for the Education of Young Children, 1990.

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S, Blandford Craig, Rezy Bernie J, and United States. National Aeronautics and Space Administration., eds. Propulsion system assessment for very high altitude UAV under ERAST: Final report. National Aeronautics and Space Administration, 1995.

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Schluter, Michael. Sources and uses of capital in business start-ups: Results of survey to test the use of accountants as a data source for the study of small business. Jubilee Centre, 1985.

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Schluter, Michael. Sources and uses of capital in business start-ups: Results of a survey to test the use of accountants as a data source for the study of small business. Jubilee Centre, 1985.

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Schluter, Michael. Sources and uses of capital in business start-ups: Results of a survey to test the use of accountants as a data source for the study of small businesses. Jubilee Centre Publications, 1985.

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Balboni, Paolo E. Thesaurus di Linguistica Educativa: guida, testi, video. Fondazione Università Ca’ Foscari, 2022. http://dx.doi.org/10.30687/978-88-6969-607-7.

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When a scholar comes to the end of his or her professional life as a researcher, most of the ideas he or she contributed along the years are scattered in journals and libraries, and most of it is out of print and unavailable. No one apart from the researcher him or herself knows all that he or she has produced, and which among the ideas he or she contributed are original and innovative – or were so when they were published. At this point of his or her professional life a scholar can make a synthesis – and may move from the impersonal pronoun ‘we’ used by researchers to the subject ‘I’, thus ta
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Association, Research and Education, ed. The Best home study guide for the truck & bus driver's commercial license exam. Research & Education Association, 1991.

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Dregalkina, Anna, Irina Kostina, Margarita Shimova, and Olga Schneider. INFLAMMATORY DISEASES OF MAXILLOFACIAL AREA. CURRENT FEATURES OF CLINICAL COURSE, PRINCIPLES OF DIAGNOSIS AND TREATMENT. TIRAZH Publishing House, 2020. http://dx.doi.org/10.18481/978-5-89895-940-1.

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The manual was prepared for dentists, surgeons and maxillofacial surgeons during additional professional training in the advanced training program "Selected Issues of Surgical Dentistry and Maxillofacial Surgery" in a remote form. The manual provides up-to-date information on the prevalence, features of the clinical course, diagnosis, principles of treatment of odontogenic inflammatory diseases that are most often encountered in the practice of a dentist surgeon and maxillofacial surgeon. The manual is illustrated, contains tasks in a test form, situational tasks for self-testing by students o
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Daily Warm-Ups: Test-prep Words, Level I (Daily Warm-Ups). J.W. Walch Publisher, 2006.

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Book chapters on the topic "UPV test"

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S.Vijayan, D., D. Parthiban, R. Sanjay Kumar, Devanarayan B. M. Pillai, K. Razal Rahman, and Mohammed Mubashir. "Compressive Strength Evaluation of Reinforced Concrete Beams with a Newly Designed Magnetorheological Rebound Hammer by Core and UPV Test." In Lecture Notes in Civil Engineering. Springer Nature Singapore, 2024. http://dx.doi.org/10.1007/978-981-99-9458-8_39.

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Abendroth, Martin, Shahin Takht Firouzeh, Meinhard Kuna, and Bjoern Kiefer. "Determination of the Temperature-Dependent Fracture and Damage Properties of Ceramic Filter Materials from Small Scale Specimens." In Multifunctional Ceramic Filter Systems for Metal Melt Filtration. Springer International Publishing, 2024. http://dx.doi.org/10.1007/978-3-031-40930-1_23.

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AbstractOpen cell ceramic foam filters are used to improve the quality of metallic cast products. They play a major role on reducing the number of inclusions within the microstructure of the cast product and restraining the liquid flow inside the mold. The newly developed carbon-bonded alumina ceramics are investigated considering the mechanical and thermal loads of the filtration process. The aim of this project is to assess the strength, the fracture mechanical behavior, and the damage properties of the filter material. Since the tiny struts of the foam have different properties than the com
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Zhikai, He. "Research on Comprehensive Test Standards for UAV Swarms." In Lecture Notes in Electrical Engineering. Springer Nature Singapore, 2025. https://doi.org/10.1007/978-981-96-2252-8_41.

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Opara, Ulrich. "System Analysis for Wide Band Ultrasonic Test Set-Ups." In Review of Progress in Quantitative Nondestructive Evaluation. Springer US, 1985. http://dx.doi.org/10.1007/978-1-4615-9421-5_21.

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Diaferio, Mariella, and Michele Vitti. "Correlation Curves to Characterize Concrete Strength by Means of UPV Tests." In Lecture Notes in Civil Engineering. Springer Singapore, 2020. http://dx.doi.org/10.1007/978-981-15-9121-1_16.

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Wu, Xu, Guoqiang Sun, Shuang Liu, Lin Ding, Chongchong Miao, and Kai An. "Ergonomics Considerations of Usability Test of UAV Handheld Control Unit." In Design, User Experience, and Usability. Design for Contemporary Interactive Environments. Springer International Publishing, 2020. http://dx.doi.org/10.1007/978-3-030-49760-6_25.

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Bompa, Dan V., Viorel Ungureanu, Ahmed Y. Elghazouli, and Ahamed Afsal. "Disassembly and Structural Reuse Potential of Steel-Timber Shear Connections with Screws." In Lecture Notes in Civil Engineering. Springer Nature Switzerland, 2024. http://dx.doi.org/10.1007/978-3-031-57800-7_21.

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AbstractThe paper evaluates the disassembly capability and reuse potential of steel-timber shear connections. Experiments involving double shear configurations with coach screws of three diameters are detailed. Monotonic tests were first performed for each configuration to evaluate the stiffness, strength, and ductility. Counterparts were then tested under ten loading-unloading cycles, to 40% of the capacity obtained from the monotonic tests, to evaluate stiffness degradation characteristics, screw deformations, and cross-laminated timber (CLT) panel damage. After disassembly and measurements,
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Monnier, J. C., and M. Stanislas. "Tests and comparison of different recording set-ups." In Particle Image Velocimetry. Springer Netherlands, 2000. http://dx.doi.org/10.1007/978-94-017-2543-9_2.

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Yan, Lei, Zhiyang Gou, and Yini Duan. "A UAV Remote Sensing System: Design and Tests." In Geospatial Technology for Earth Observation. Springer US, 2009. http://dx.doi.org/10.1007/978-1-4419-0050-0_2.

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Gray, William H., Michael T. Nettles, and Catherine M. Millett. "Epilogue: Part1 Tests as Barriers to Access." In Measuring Up. Springer Netherlands, 1999. http://dx.doi.org/10.1007/978-94-011-4399-8_10.

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Conference papers on the topic "UPV test"

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Zůbek, Vojtěch, Adolf Jílek, and Jakub Hnidka. "Integrated UAV Electric Propulsion Test Stand." In 2025 International Conference on Military Technologies (ICMT). IEEE, 2025. https://doi.org/10.1109/icmt65201.2025.11061339.

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Wei, Wei, Mark Tischler, and Kelly Cohen. "System Identification and Controller Optimization of a Quadrotor UAV." In Vertical Flight Society 71st Annual Forum & Technology Display. The Vertical Flight Society, 2015. http://dx.doi.org/10.4050/f-0071-2015-10298.

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Multi-rotor aircraft, such as the quadrotor, are increasingly popular for small-scaled VTOL UAVs. In order to develop an effective control system through simulation techniques, obtaining an accurate dynamic model of a given quadrotor is crucial. Moreover, given the anticipated stringent safety requirements, fault tolerance will be a crucial component of UAV certification. Accurate dynamic modeling and control of this class of UAV is an enabling technology and crucial for future commercial applications. In this paper, the extraction of the bare-airframe dynamic model of a quadrotor UAV in hover
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Seavy, Bill, and David C. Hall. "Coating System Test Patches and Mock-Ups: Value to the Specifier and Your Owner Client." In Coatings+ 2020. SSPC, 2020. https://doi.org/10.5006/s2020-00058.

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Abstract The authors will discuss the importance of applying and specifying coating system mock-ups and test patches for successful painting project completion and owner satisfaction. Why risk any delay during the project or owner dissatisfaction with the project after everything is finished ? Overlooking and/or not requiring mock-ups and test patches on key projects and critical areas can result in problems before, during and after the project has been completed. These potential problems can be avoided by specifying and agreeing upon these measures in advance and properly communicating the in
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Yan, Sihong, Louis-David Germain, Tomas Opazo, Jose Palacios, and Jack Langelaan. "Experimental Evaluation of Multi-rotor UAV Operation under Icing Conditions." In Vertical Flight Society 74th Annual Forum & Technology Display. The Vertical Flight Society, 2018. http://dx.doi.org/10.4050/f-0074-2018-12902.

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Unmanned aerial vehicles (UAV) with multi-rotor configurations have become a popular platform for aerial surveillance and and are forecast for use in delivery of packages. During these missions, UAVs can be exposed to icing conditions. In this paper, two icing experiments on representative UAV configurations are discussed. The object of this paper is to investigate the effects of ice accretion on the operation of a UAV. The first experiment is to measure degradation in thrust and increase in power requirements of a co-axial rotor configuration in an icing wind tunnel. The second experimental s
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Conkel, Mason, Wen Zhang, Mimi Xie, Yufang Jin, and Chen Pan. "Autonomous UAV-Assisted IoT Systems with Deep Reinforcement Learning Based Data Ferry." In 2025 Design, Automation & Test in Europe Conference (DATE). IEEE, 2025. https://doi.org/10.23919/date64628.2025.10993262.

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Powell, Daniel E., Williams Midstream, Burkin Melancon, and Robert H. Winters. "Guidelines When Conducting Hydrostatic Pressure Tests and Management of Extended Dwell Times through Dry/Wet Lay-Ups." In CORROSION 2011. NACE International, 2011. https://doi.org/10.5006/c2011-11082.

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Abstract This paper presents observations and guidelines associated with conducting hydrostatic pressure tests of pipelines and/or process equipment, such as vessels. The potential concerns for hydrostatic pressure tests relate to the water itself, including any suspended solids, dissolved oxygen, or any Sulfate Reducing Bacteria (SRB) or Acid Producing Bacteria (APB) that may be present in the test water. Recommendations of several major crude oil and natural gas producers, pipeline companies, chemical suppliers and service companies have been reviewed, including “best practices.” Hydrostatic
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Raju, Thushara, Namitha S, Muhammed Nabil K, et al. "Effect of alkali content and slag content on the fresh and hardened properties of air-cured alkali activated mortar containing fly ash." In International Web Conference in Civil Engineering for a Sustainable Planet. AIJR Publisher, 2021. http://dx.doi.org/10.21467/proceedings.112.48.

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Alkali Activated Material (AAM) is introduced as a pioneering construction material in the construction diligence to trim down the utilization of Ordinary Portland Cement (OPC) and to curtail the amount of carbon dioxide released during the production of OPC. Modestly refined industrial by products or natural materials rich in alumino silicates are the binding agents used in AAM. Generally, heat curing is needed for the alkali activated mortar to achieve the required hardened properties and this difficulty can be overcome by adding slag to the mix. In this experimental analysis, the alkali act
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Ortiz Sotomayor, Víctor Manuel, and Mónica Maldonado Devis. "Efecto de las estrategias de team teaching sobre el aprendizaje de matemáticas y economía: un diseño cuasi-experimental." In IN-RED 2024: X Congreso de Innovación Educativa y Docencia en Red. Editorial Universitat Politècnica de València, 2024. https://doi.org/10.4995/inred2024.2024.18429.

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En el presente trabajo se muestran los resultados obtenidos en una investigación experimental que pretende medir la efectividad de las estrategias de team teaching en el aprendizaje de conceptos matemáticos y económicos. La investigación se ha realizado utilizando un diseño cuasi-experimental con grupo control, pre-test y post-test. El objetivo concreto de la investigación es valorar el efecto de las estrategias de team teaching sobre los resultados del aprendizaje de los estudiantes de primer curso del Grado en ADE del Centro Universitario EDEM (adscrito a la UPV y a la UV). Los participantes
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Shafiei, Aref, Kyle A. Riding, Robert J. Peterman, et al. "Suitability and Variability of Non-Destructive Testing Methods for Concrete Railroad Tie Inspection." In 2016 Joint Rail Conference. American Society of Mechanical Engineers, 2016. http://dx.doi.org/10.1115/jrc2016-5776.

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Concrete railroad ties have been used in increasing numbers in the U.S., particularly in high-speed rail, heavy-haul freight lines, and new track construction because of their reduced deflections, durability, and competitive cost. In-track assessment of concrete railroad ties can be a challenge, however because many exterior tie surfaces are covered by tie pads and rail or ballast. This damage may include concrete section wear from abrasion, cracking, or crumbling, or other types of defects. Damage internal to the concrete can also not be seen visually. The time and cost needed to inspect thes
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Yin, T. "Higher-order effects of amplitude-modulation vibro-acoustic technique for characterization thermal damages in cement-based material." In Structural Health Monitoring. Materials Research Forum LLC, 2023. http://dx.doi.org/10.21741/9781644902455-33.

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Abstract. This paper proposes a new amplitude-modulation vibro-acoustic (AMVA) technique to detect thermal damage in pristine graphene (PRG) mortar materials. A new third-order solution for an amplitude-modulated low-frequency pump wave and a high-frequency probe wave in infinite isotropic material is presented. The solution includes higher-order sidebands generated by intrinsic and acquired nonlinearities. A nonlinear parameter is defined according to the third-order solution to assess the different levels of thermal damage. The experimental study demonstrates the sensitivity and feasibility
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Reports on the topic "UPV test"

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Hajj, Ramez, Marshall Thompson, Renan Santos Maia, et al. Updates to Mechanistic-Empirical Design Inputs for Illinois Flexible Pavements. Illinois Center for Transportation, 2024. http://dx.doi.org/10.36501/0197-9191/24-010.

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This study reviews the Illinois Department of Transportation’s full-depth asphalt, limiting strain criterion, and asphalt over rubblized concrete design procedures, considering technological advancements in hot-mix asphalt—namely, the increased use of recycled materials and modified asphalt binders. The researchers evaluated the current |E*| algorithm by conducting laboratory tests with four mix designs and seven asphalt binders of different Superpave performance grades. They compared predictive models, including the current Illinois modulus algorithm as well as the Witczak, Hirsch, and newly
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Weeks and Dash Weeks. L52336 Weld Design Testing and Assessment Procedures for High-strength Pipelines Curved Wide Plate Tests. Pipeline Research Council International, Inc. (PRCI), 2011. http://dx.doi.org/10.55274/r0010452.

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A variety of mechanical property tests are performed in the design, construction and maintenance phase of a pipeline. Most of the tests are performed by use of small-scale specimens with size typically in the range of a few inches to tens of inches (1 in = 25.4 mm). There are numerous test labs capable of performing most small-scale tests. These tests can be performed effectively under a variety of conditions, e.g., test temperature, strain rate, and loading configuration. More importantly, most routine small-scale tests are performed in accordance with national and international standards, en
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Francini and Quade. PR-218-08702-R01 Additional Validation the Remaining Strength of Corroded Casing to Additional Cases. Pipeline Research Council International, Inc. (PRCI), 2010. http://dx.doi.org/10.55274/r0010715.

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This project is a follow up to the project titled "Effects of Tensile Loading on Remaining Strength of Corroded Casing." The objective is to test additional samples of corroded casing that will fail at typical storage well operating pressures and transfer the developed technology to MFL vendors for use in storage fields. A test matrix of 13 specimens was developed and tested. The test specimens consisted of natural corrosion and machined defects. Prior to testing: � the specimen material was characterized with tensile, Charpy V-notch, hardness, and chemical tests and � the test specimens were
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Moore, Murray, and Kirk Reeves. Nuclear Canister Filter Test System UPC Plan. Office of Scientific and Technical Information (OSTI), 2021. http://dx.doi.org/10.2172/1764123.

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Yoon, Soocheol, Roger Bostelman, and Ann Virts. Experiments to Test the A-UGV Capabilities Standard. National Institute of Standards and Technology, 2021. http://dx.doi.org/10.6028/nist.ir.8407.

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Blackaby, W. B. PUREX (SAMCONS) uninterruptible power supply (UPS) acceptance test procedure. Office of Scientific and Technical Information (OSTI), 1997. http://dx.doi.org/10.2172/325203.

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Blackaby, W. B. PUREX SAMCONS uninterruptible power supply (UPS) acceptance test report. Office of Scientific and Technical Information (OSTI), 1997. http://dx.doi.org/10.2172/344976.

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Rimpel, Aaron, and Amy McCleney. PR-316-17200-R02 A Study of the Effects of Liquid Contamination on Seal Performance. Pipeline Research Council International, Inc. (PRCI), 2020. http://dx.doi.org/10.55274/r0011734.

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Liquid contamination in dry gas seals (DGS) can come from a variety of sources, including lube oil carryover and liquid dropout, due to the Joule-Thompson effect across the seal faces, which can cause DGS failure. The physical effect of liquids on DGS performance is a topic of limited understanding, and conflicting theories exist regarding liquid-induced failure mechanisms. While tests have been performed on DGS test rigs (primarily by seal OEMs), very little testing or analysis has been specifically aimed at studying the heat generation behind DGS behavior following liquid injection, and test
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Pargeter. L51579 Field Weldability of High Strength Pipeline Steels. Pipeline Research Council International, Inc. (PRCI), 1988. http://dx.doi.org/10.55274/r0010292.

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There are a number of economic advantages that arise through using high strength pipeline steels. The reduced wall thickness leads to lower steel tonnage requirements and provides scope for reducing welding time. Until relatively recently, the API specification 5L�" Specification for Linepipe" only covered steels up to 70 ksi minimum yield strength. This document reports on small scale weldability tests on two X80 grade steels and presents mechanical property data on full-size circumferential girth welds. Small scale SMA weldability was assessed using the WIC test with cellulosic consumables o
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Chauhan, Vinod. PR-273-0323-R01 A Review of Methods for Assessing the Remaining Strength of Corroded Pipelines. Pipeline Research Council International, Inc. (PRCI), 2009. http://dx.doi.org/10.55274/r0010013.

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The objective of this report is to investigate failure pressure predictions made by common assessment methods used by the pipeline industry, such as ASME B31G, Modified ASME B31G, RSTRENG and others against recorded burst test pressures. The analysis consisted of a number of sensitivity studies or �cases�, representing different flow stress definitions and material properties. The assessment methods were applied to an extensive database of burst test results which includes the results of various tests conducted by GL on higher strength line pipe material (grade X80 and X100), which have previo
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