Projects

Projects from the department of Observations & Data Technology

  1. (Upper Left) Rainfall attenuates the signals transmitted from the circular antenna of one cellular communication tower to another. (Lower Left) A close-up of two antennas. (Right) Map of The Netherlands with the locations of 1,751 link paths. (1)
    Rainfall estimation using commercial cellular communication link networks

  2. Global distribution of BSRN stations in January 2015. Operational stations produce quality-controlled data and submit data to the central BSRN datavase at AWI in Bremerhaven, Germany.
    Baseline Surface Radiation Network (BSRN)

    The objective of BSRN is to provide top-quality observations of the shortwave and longwave irradiances at the Earth’s surface.

  3. Actual (upper panel) and 2h forecast (lower panel) of solar radiation for the Netherlands on 16th June 2016 based on the advection of SEVIRI cloud physical properties using atmospheric motion vectors.
    Forecast of solar radiation in the Netherlands

    Forecasts of solar radiation are needed for the operation of solar power plants, in order to integrate stable electricity into the grid and to optimize the production of solar energy according to demand.

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    EUNADICS-AV

    The European Natural Airborne Disaster Information and Coordination System for Aviation, a H2020 project. Towards closing the significant gap in European-wide data and information availability during airborne hazards.

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    Earth System Grid Federation (ESGF)

    Active member of the ESGF, a global system of federated data centers that allow access to the largest archive of climate data world-wide. Part of the European IS-ENES infrastructure.

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    VERCE

    VERCE is a data-intensive e-science environment to enable innovative data analysis and data modelling methods that fully exploit the increasing wealth of open data generated by the observational and monitoring systems of the global seismology community.

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    CLIMATE 4 IMPACT

    Climate4impact is a portal aiming to enhance the use of climate research data.

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    S-ProvFlow

    Framework for the storage and access of data-intensive streaming provenance.

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    KNMI Data Centre

    KNMI Data Center (KDC) is the access point for all meteorological, climate and seismological data in the Netherlands.

  10. Turbulence instruments at the 180 m level of the meteorological mast.
    Cabauw in-situ measurements

    The Cabauw in-situ observational program aims at characterizing the physical aspects of the land surface and atmospheric boundary layer, and their interaction.

  11. Acceptance test of the Lufft CHM15k ceilometer at the Cabauw research site.
    Surface Observations

    Continuity and quality of the meteorological surface observations are of crucial importance to end users in weather, climate and aeronautical application areas.

  12. Nocturnal bird migration as seen by the Herwijnen radar
    Estimating bird migration using weather radar

    KNMI operationally monitors bird migration using its weather radars.

  13. Installation of the dual-polarization radar in Herwijnen (photo: Kees Lemcke)
    Optimizing the use of dual-polarization weather radar data

    There are many different users of radar data (hydrologists, forecasters, ornithologists, general public, among others), and they can all benefit from polarimetry.

  14. Figur 1.Experimental set-up of three common Personal Weather Stations (PWSs) rain gauges next to a high quality rain gauge.
    Quantifying quality of crowd-sourced weather data

    In the past there have always been weather enthusiasts interested in measuring weather in their direct environment.

  15. Peak values of the Central England temperature series.
    Statistical Toolkit

    Statistical methods form the necessary scientific basis for assessing trends in climate, seismicity, and the likelihood of extreme events and associated hazards.

  16. Fig. 1: Sampling an atmospheric boundary layer in which the wind speed and direction depend on height, in the surroundings of Cabauw during 18 June 2013.
    Wind measurements from hot-air balloon flights

    Trajectories from commercial hot-air balloon flights can provide interesting wind information of the lower atmosphere.

  17. Figure 1: The safety standards of the Dutch primary water defenses. According to the Dutch Water Act (Waterwet, 2009) the safety of the Dutch primary water defenses must be assessed every six years (2011, 2017, ...).
    Loads of Water Defenses

    This project is about determining extreme winds, water levels and wave conditions that the Dutch primary water defenses should be able to withstand.

  18. Average wind speed 1979-2013 at 100 m height
    Wind Atlas

    The KNMI North Sea Wind (KNW) Atlas provides wind climatology for the North Sea and the Netherlands.

  19. Example of ECF analyses at Wijdenes. The ECFs in 20131201-20140331 are temporarily higher in sectors 16-18 (305-04°) due to reconstruction work on the dike (which is closest to the wind mast in sectors 13-15). Lake IJssel lies just a short
    Potential wind

    The effect of obstacles on wind measurements needs to be filtered out.

  20. Wind profiler system. Radar system measuring winds between 200 en 4000 m.
    CESAR (Cabauw) and wind

    Cabauw Experimental Site for Atmospheric Research

  21. Weather 3D eXplorer:  Meteo-data above Europe
    Weather 3D eXplorer

    3D meteo-visualization

  22. Homepage of the I-DARE portal
    The International Data Rescue (I-DARE) Portal

    The I-DARE Portal provides a single point of entry for information on the status of past and present worldwide to be rescued data and data rescue projects, and on best methods and technologies involved in data rescue.

  23. Fig. 1. Schematic representation of ICA&D and its regional implementations. ECA&D: Europe & Middle East; SACA&D: Southeast Asia; LACA&D: Latin America; WACA&D: West Africa.
    The International Climate Assessment & Dataset

    The International Climate Assessment & Dataset (ICA&D) provides climate services on a regional scale for users in participating countries and the broader scientific community.

  24. Temperature timeseries resulting from different homogenisation methods. For further explanation see main text.
    EUSTACE

    EU Surface Temperature for All Corners of Earth

  25. Figure 1: Annual Heavy precipitation days (R10mm)
    EUPORIAS

    European Provision of Regional Impacts Assessments on Seasonal and Decadal Timescales