Standards

Podcast: CMP – Craig and Martin Podcasting at Intersolar 2024

Intersolar has been huge this year. 18 halls filled with new PV panels, battery systems, inverters, mounting equipment, cleaning robots, software solutions, and more, underscore the industry’s dynamics and hunger...
Solar Energy
ISO 9060 Class A Pyranometers provide the most accurate measurements of solar irradiance

Class A Pyranometers: Choosing the Right Type for Your PV Plant

To ensure top performance of solar PV installations, leading irradiance measurement instrumentation is required for both site assessment and resource monitoring. The quality of pyranometers and pyrheliometers is defined by...
MeteorologySolar Energy
Pyrheliometer in front of a mountain area

A trip to the Swiss village where the world calibrates its solar monitoring instruments

Measuring the energy of the sun precisely is not as easy as tracking distances or weight. To set an international standard for solar monitoring instruments radiometers, the World Radiation Centre in Davos, Switzerland, holds comparison...
MeteorologySolar Energy
Man reading a book

Top 5 Most Read Blog Articles 2021

2021 is slowly passing by. Scrolling through the articles we’ve published throughout the year reflects the trends and challenges in the meteorological community. From new airport weather guidelines to innovative...
MeteorologySolar Energy

Solar Podcast: Back from Intersolar 2021 – Learnings and Innovations

Starting with uncertain expectations, Intersolar Europe has turned into an overwhelming success. Although Covid-19 and its effects still pose challenges, the solar industry looks ahead optimistically. The OTT HydroMet booth...
Solar Energy

New Podcast Episode: Getting Runways Ready for ICAO GRF

Ensuring safe conditions on runways is a highly responsible task. From November 4th on, the International Civil Organization launches the Global Reporting Format (GRF) will be applicable for airports all...
Meteorology

Scientist Joop Mes: “ISO 9060:2018 reflects the reality much better than its predecessor.”

In late 2018, the ISO 9060 standard for solar radiometers underwent a remarkable update that brought significant changes to the classification of solar radiation measurement quality. At first glance, ISO...
MeteorologySolar Energy
Control vehicle at Hamburg Airport

Hamburg Airport meets highest safety standard ICAO GRF with OTT HydroMet systems

A new guideline standardizes the assessment of runway conditions at airports. The international Global Reporting Format (ICAO GRF) helps pilots to better assess conditions on the runway. Hamburg Airport is...
Meteorology

New Podcast Episode: Reading WMO Guidelines Right

To make meteorological measurements comparable, the World Meteorological Organization WMO establishes guidelines for atmospheric parameters. These are covered by WMO-No. 8 for highest precision meteorological monitoring. However, for many applications...
Meteorology

Spectral Selectivity vs. Spectral Error: Shedding Light on ISO 9060:2018

In late 2018, the ISO 9060 standard for solar radiometers underwent a remarkable update that brought significant changes on the classification of solar radiation measurement quality. At first glance, ISO...
Solar Energy