Statistical precipitation downscaling for smallscale hydrological. The effect of the superficial layer of claywithflints. Step wise multicriteria performance evaluation of rainfallrunoff. Apr 25, 2015 drought is a slow and creeping phenomenon that occurs more frequently in arid and semiarid regions. It starts from the approach presented by willems 2014. Overall hydrological model performance is traditionally evaluated by. Adjustment of extreme rainfall stat istics accounting for multidecadal climate oscillations, journal of hydrology, 490, 1263 willems, p. More than 60 scientists andengineers in australia, canada, europe, and the united states provided assistance to round out the offerings and ensure applicability to hydrology worldwide. The main focus of prof willems research is on statistical analysis of hydrological extremes, hydrological time series analysis, statistical downscaling, hydrological and hydraulic impact analysis of climate change, river. Hydrology, a traditionally integrative science with high societal relevance and geographic diversity, is perhaps an optimal place from which to launch the movement to reassert the academic spirit in a time in which there is dramatic change in the way people learn, synthesize, and interact with each other. Effect of watershed delineation and areal rainfall. Adding the influence of a shallow water table on hydrology, sediment and pesticide transport in a vegetative filter strip model. Uncertainties in flowdurationfrequency relationships of.
Revision of methodology for river discharge monitoring, 2002, for flanders hydraulics research. The first edition of this book was published by prentice hall in 1999. Patrick willems, university of leuven, hydraulics division. Patrick willemsb, marieclaire ten veldhuise a urban water research group, department of civil and environmental engineering, imperial college london, skempton building, london sw7 2az, uk bhydraulics laboratory, ku leuven, 3001 heverlee leuven, belgium. Impacts of climate change on rainfall extremes and urban. The works are listed in both language and alphabetical order. In recent decades, among natural disasters influencing human societies the number or frequency of drought event has increased more than others.
A more complete description of these headings is contained in the key following the synoptic tables. Willems, europe editorsinchief journal of hydrology. Patrick willems professor in urban and river hydrology and hydraulics, ku leuven verified email at kuleuven. Regional studies find, read and cite all the research you need on researchgate. He is currently professor at ku leuven, where he is leading a research group on urban and river hydrology and hydraulics. Our results indicate that significant changes in regional temeprature and high precipitation and runoff extremes under warmer conditions over asia.
In this context, the prediction of drought intensity, duration and frequency can help to take the necessary precautions and reduce drought risk. Integrated modeling system for water resources management of tarim river basin yue huang,1 xi chen,2 yongping li,1, patrick willems,3 and tie liu3. Weather radar rainfall data in urban hydrology soren thorndahl 1, thomas einfalt 2, patrick willems 3, jesper ellerb. Hydrology hydrology and the hydrologic cycle hydrology science that is concerned with the occurrence, movement and distribution of water within the earth land and ocean and atmosphere. Received 2 june 2014 received in revised form 7 september 2014 accepted 8 september 2014 available online 18 september 2014 this manuscript was handled by geoff syme, editorinchief keywords. Statistical downscaling of rainfall in belgium from climate. Department of hydrology and hydraulic engineering, pleinlaan 2. Conceptual modelling of water systems deltares public wiki.
The effect of the division in number of subcatchments and the spatial distribution of areal rainfall on the prediction of streamflow was evaluated using the swat model and data from the grote nete river catchment flanders, belgium. Pdf parsimonious rainfallrunoff model construction supported by. Professor in urban and river hydrology and hydraulics, ku leuven. Some will enter as interflow just below the surface of the land a very porous horizon shallow flow system. Hydrology and earth system sciences hess is a notforprofit international twostage openaccess journal for the publication of original research in hydrology. Hydrology and earth system sciences, 21, 53855399 hosseinzadehtalaei, p. The variation of water production from catchments can be calculated and described by hydrology. Keith smettem, harry vereecken, alberto viglione, patrick willems, andy. Large scale hydrological scale dynamical downscaling statistical downscaling. Full professor urban and river hydrology and hydraulics ku leuven director of the arenberg doctoral school for science, engineering and technology ku leuven. Hydrology and water resources management, kiel university. Invigorating hydrological research through journal. It has been widely recognized as one of the finest books in the field of unsaturated zone hydrology for upper division and graduate level courses, as well as the reference book for professionals. Statistical assessment of precipitation trends in the.
Author links open overlay panelpatrickwillems diegomorathomasvansteenkistemeron. The calibration results of the two tested models, although they differ in concept and spatial distribution, are quite similar. Water resources research publishes original research articles and commentaries on hydrology, water resources, and the social sciences of water and that provide a broad understanding of the role of water in earths system. Impacts of climate change on rainfall extremes and urban drainage systems provides a stateoftheart overview of existing methodologies and relevant results related to the assessment of the climate change impacts on urban rainfall extremes as well as on urban hydrology and hydraulics. Journal of hydrology vol 519, part a, pages 11296 27. The trends magnitudes and starting time of significant trends are determined using the sens slope approach and the sequential. Jonas olsson, swedish meteorological and hydrological institute. Author links open overlay panelpatrickwillems diegomorathomasvansteenkiste meron. Professor in urban and river hydrology and hydraulics. He is currently professor at ku leuven, where he is leading a research group on urban and river. Over the past five years, the editors of a number of journals in the discipline of hydrology have met informally to discuss challenges and concerns in relation to the rapidly changing publishing landscape. This study investigates longterm trends in annual and seasonal precipitation at 16 stations in the upper blue nile river basin. The analysis revealed that both models are able to simulate the hydrology of the catchment in an acceptable way. Engineering hydrology class lectures and notes definition.
Markov chains of different orders for streamflow drought analysis. Hydrologic cycle continuous process by which water is purified by evaporation. In the case studies, exponential relationships were identi. Semantic scholar extracted view of frequency and risk analyses in hydrology by geoffrey w. Regional studies will be published as an open access journal, so the full international hydrological as well as the nonspecialist community will bene. Regional studies is a new gold open access journal that publishes original research papers enhancing the science of hydrology for studying regionspeci. A perturbation approach for assessing trends in precipitation extremes across iran hossein tabaria.
Statistical precipitation downscaling for smallscale hydrological impact investigations of climate change. Charles onyutha 1, and patrick willems 1,2 1 hydraulics laboratory, katholieke universiteit leuven, kasteelpark arenberg 40, leuven b3001, belgium. This cited by count includes citations to the following articles in scholar. Patrick willems ku leuven water engineering patrick. Some will flow over land surface as runoff relatively commonimportant when the ground is frozen. Integrated modeling system for water resources management. Parsimonious rainfallrunoff model construction supported by time. Modelling the hydrology of a catchment using a distributed.
Impact of spatial and temporal resolution of rainfall inputs on urban hydrodynamic modelling outputs. A multicatchment investigation susana ochoarodrigueza. Hydrology is used to find out maximum probable flood at proposed sites e. Pdf on jul 1, 2014, patrick willems and others published editorial for journal of hydrology.
Pdf frequency and risk analyses in hydrology semantic scholar. Hydrology ace academy gate handwritten notes free download pdf. In this study, the method proposed by willems 2003, 2005 is used where two adjacent. However, the mike she model predicts slightly better the overall variation of the river flow. Patrick willems and benjamin lloydhughes abstract hydrological extremes, largely driven by precipitation, are projected to become more intense within the north sea region. The nonparametric mannkendall test modified by effective sample size is used to detect linear trends in the precipitation time series.
Statistical assessment of precipitation trends in the upper. Hydrology ace academy gate handwritten notes free download. Statistical downscaling of rainfall in belgium from. Indi vidual subjects treated could only be described briefly under the head ings of the lists pertaining to part b.
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