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31821
Le Projet urbain régénératif : un concept en émergence dans la pratique de l’urbanisme
Published 2021-11-01“…Several initiatives in research and project practice aim to explore the integration of aspects related to the functioning of natural ecosystems in project design. Nevertheless, urbanization processes are instead a major cause of ecosystem degradation. …”
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31822
Processus territoriaux et gestion de l’eau en Camargue gardoise
Published 2013-01-01“…Water has became a source of many conflicts implying serious consequences on resources and natural spaces. The achievement of an environmental chart and of a « SAGE » at the beginning of the nineties were the ground baits for a come back to a collective form of water management. …”
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31823
Thermal Hydraulic Analysis of a Passive Residual Heat Removal System for an Integral Pressurized Water Reactor
Published 2009-01-01“…A theoretical investigation on the thermal hydraulic characteristics of a new type of passive residual heat removal system (PRHRS), which is connected to the reactor coolant system via the secondary side of the steam generator, for an integral pressurized water reactor is presented in this paper. Three-interknited natural circulation loops are adopted by this PRHRS to remove the residual heat of the reactor core after a reactor trip. …”
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31824
Mechanism of Influence of Soluble Fluorine on Mechanical Properties of α-Hemihydrous Gypsum
Published 2024-12-01“…The preparation of α-hemihydrate gypsum from phosphogypsum instead of natural gypsum is an important way of its high value-added utilization. …”
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31825
Analysis of Planetary Mechanism Flow-solid Coupling of the Cutting Department of the Shearer based on SPH Method
Published 2021-01-01“…The fluid-solid coupling model of planetary mechanism is established in Abaqus, and the dynamic analysis of non-linear gear meshing is carried out by using explicit dynamics solver, which verifies that the oil meshless feature has natural advantages over traditional dynamic analysis method and can be widely used in the dynamic study of key structural parts of industrial and mining equipment.…”
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31826
Evaluation of the Fresh and Hardened Properties of Steel Fibre Reinforced Self-Compacting Concrete Using Recycled Aggregates as a Replacement Material
Published 2014-01-01“…In this world of rapid urbanization the demand for natural construction materials is increasing day by day which has created a necessity for alternative construction materials. …”
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31827
Maximal productivity rate of threading machine operations
Published 2024-12-01“…The physics of metal-cutting technologies is complex and cannot be described by one mathematical model because of different natures. Researchers derived an empirical formula of their tool life that describes the properties of the metal-cutting tools depending on many mechanical factors mentioned above. …”
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31828
Study on Structure Characteristic and Operating Parameter Interval of High-speed Multi-feature Gear Shaft
Published 2019-12-01“…The safety factor of dangerous interface is used to check the strength of shaft, and the ratio of three safety factor, i.e. contact strength of tooth surface, bending strength of tooth root and dangerous interface, is weighed to calculate the operating parameter interval under static condition. The natural frequency and displacement modes of multi-feature gear shafts, and the Cambell damping diagram, and the relationship between the accuracy of dynamic balance and the response of rotational speed and vibration amplitude are output by dynamics analysis. …”
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31829
Prise en compte de la diversité végétale arborée chez les paysagistes
Published 2015-12-01“…The objective is to place within the historical framework this natural element present in cities as a vector of and/or a support for biodiversity.…”
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31830
Environmental Taxation: New Evidence for Energy Taxes
Published 2015-12-01“… The intensity of exploitation of natural resources has increased over the past decades, making environmental protection policy one of the most important priorities of government institutions. …”
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31831
The Effects of Land Use Change upon Hydrological Balance Components in Kordan Basin Using HEC- HMS Model
Published 2012-11-01“…Changes in the land use adversely affect the Hydrological processes in a catchment and disrupts the natural water balance. In this study, changes in the hydrological components of Kordan watershed due to the land use change have been studied in the years 1987 and 2000 and 2011. …”
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31832
Vibration and Damping Analysis of a Multilayered Composite Plate with a Viscoelastic Midlayer
Published 2016-01-01“…It is proved that multilayered plates can more effectively reduce natural frequency and obtain higher structural loss factor. …”
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31833
ANALYSIS OF STABILITY IN THE PROCESS OF MILLING THIN-WALLED WORKPIECE
Published 2018-01-01“…It is also noted that as the first natural frequency of the workpiece is close to or even greater than that of the spindle-cutter system, the workpiece’ shape has not significant influence on the milling stability. …”
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31834
Influence of the Eccentric Error of Star Gear on the Bifurcation Properties of Herringbone Star Gear Transmission with Floating Sun Gear
Published 2018-01-01“…To study the effect of the working frequencies (including meshing frequency and rotation frequency), the calculation is done at three kinds of input speed in which the working frequencies are close to the system natural frequencies. The results are demonstrated in detail by the bifurcation diagrams, phase plane plots, and Poincare maps. …”
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31835
Le LiDAR : vers une meilleure connaissance des paysages du karst
Published 2019-06-01“…For a long time, knowledge of this landscape involved major field studies which were complex and lacked exhaustivity because of natural obstacles. The advent of new tools, such as Light Detection and Ranging (Lidar) equipment, has changed the situation. …”
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31836
High-Order Breather Solutions, Lump Solutions, and Hybrid Solutions of a Reduced Generalized (3 + 1)-Dimensional Shallow Water Wave Equation
Published 2020-01-01“…By employing Bell’s polynomials, the bilinear form of the equation is derived in a very natural way. Based on Hirota’s bilinear method, the expression of N-soliton wave solutions is derived. …”
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31837
Evaluation of Drying and Storage Conditions on Nutritional and Sensory Properties of Dried Galega Kale (Brassica oleracea L. var. Acephala)
Published 2017-01-01“…The appearance of dried galega kale was described as being fragile and being with nice smell, natural colour, and flavour similar to the fresh product. …”
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31838
Hybrid optimal control for HIV multi-drug therapies: A finite set control transcription approach
Published 2012-09-01“…The results obtained in the present investigation demonstrate that immune boosting and subsequent natural suppression of the viral load are possible even when a reduced STI therapy treatment duration is in consideration.…”
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31839
Analogous Atomic and Electronic Properties between VN and VNCB Defects in Hexagonal Boron Nitride
Published 2022-01-01“…Noting that carbon has one more valence electron than boron species, our finding naturally points to the correspondence between VN and VNCB defects with one charge state difference between them, which is indeed confirmed by the similarity of atomic symmetries, density of states, and excitation energies. …”
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31840
Walking in the footsteps of the forefathers. The concept of “ancestry” between political use of molecular biology and indigenous territory, understood as a relationship between the...
Published 2021-12-01“…Kichwa indigenous people of the Peruvian Amazon Forest have been facing, for several years, a territorial conflict due to the establishment of a natural park on their homelands. In order to question the legitimacy of native claims, the Regional Government puts forward the hypothesis of the Andean kichwa migration. …”
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