12 Result(s)
within
S. Yu. Lupakov
Hydrogeology
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Article
Impact Assessment of the Potential Evapotranspiration Method on Results of Hydrological Modeling
The study gives an estimate of the effect of four methods most often used in hydrological models to calculate the potential evapotranspiration—Penman–Monteith, Priestley–Taylor, Oudin, and Hargreaves, which di...
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Article
The Effect of Temporal Aggregation of Observation Data on Parameter Calibration Results and the Efficiency of Runoff Simulation: Case Study of Small Catchments (Southern Primorskii Krai, Russia)
The effect of time aggregation (1, 3, 6, 12, and 24 h) of input data on the efficiency and parameter values of the conceptual HBV model was studied based on special field observations, carried out on four smal...
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Article
Comparison of Runoff Components, Water Balance, and the Parameters of Conceptual Models HBV and GR4J: Case Study of the Upper Ussuri Basin (South of Primorsky Region, Pacific Russia)
The efficiency of runoff simulation, the values of parameters, and the dynamics of the estimated runoff components were analyzed for two conceptual hydrological models GR4J and HBV for 17 watersheds in the Upp...
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Article
Sap Flow Measurement as an Instrument for Evaluating Transpiration in Water Balance Studies of a River Basin
The article presents the results of instrumental measurements of stem sap flow with the use of sap-flowmeters in the trunks of white fir (Abies nephrolepis), the analysis of the main factors of the process of ...
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Article
A FCM Runoff Model for Small Rivers with Rainfall Recharge. 2. Parameterization and Verification
The specific features of the parameterization and verification of FCM model were analyzed, and the data published before, as well as new results of the authors’ field observations, are systematized. The parame...
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Article
The Effect of Natural and Anthropogenic Climate Changes on River Runoff and Snow Water Equivalent in the Lena River Basin
The hydrological models ECOMAG and HBV were used to calculate the characteristics of river flow and snow Water Equivalent in the Lena River basin. The input data included the meteorological observations and th...
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Article
Simulating Dynamic of Suspended Sediment Flow Based on Data of Primorskaya Water Balance Station
Soil loss rate, suspended load, and suspended sediment discharge were simulated for the drainage basin of the Komarovka R., located at the territory of the former Primorskaya Water Balance, Russian Far East. T...
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Article
Application of Different Structures of HBV Model to Studying Runoff Formation Processes: Case Study of Experimental Catchments
The article presents the experience in the application of a hydrological conceptual model HBV, including its standard version and modifications, to studying runoff-formation processes on small experimental cat...
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Article
The Forms of Linear Structure of Overland Flow in Medium-Height Mountain Regions: Case Study of the Sikhote Alin
Large subsurface streams on steep slopes have stable positions with distinct catchment areas (drainage basins), linear shapes, and lengths of tens and hundreds meters. They form a closed drainage network with ...
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Article
Modeling the Hydrological Regime of Small Testbed Catchments Based on Field Observations: A Case Study of the Pravaya Sokolovka River, the Upper Ussuri River Basin
The aim of this study is to apply mathematical modeling to describe the hydrological regime of small testbed catchments located in the territory of the Verkhne-Ussuriisky Biocenological Experimental Station (F...
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Article
Changes in the Maximum Runoff Regime in the Ussuri River Basin: the Methodological Aspects of Forecasting Based on Dynamic-Stochastic Simulation
The paper discusses the phase of studying the influence of climatic changes on the rainflood runoff of the Ussuri River in the warm season. The algorithm and the methodology of dynamic-stochastic modeling of t...
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Article
Effect of climate changes on the maximal runoff in the Amur Basin: Estimation based on dynamic–stochastic simulation
The potentialities of dynamic–stochastic simulation are analyzed as applied to changes in the regime of summer–autumn rain-flood runoff, which is the governing phase of water regime in the Amur Basin. The scen...
