Assessing surface solar radiation variability and trends in the SWIO from BSRN-like measurements

over Reunion island: proposal for a new site

Béatrice MOREL, Patrick JEANTY, Mathieu DELSAUT, Miloud BESSAFI, Christian BROUAT, Yannis HOARAU, Ludovic ODDOZ

15th BSRN Workshop, Boulder, July 16-20, 2018

UNIVERSITÉ DE LA RÉUNION

Introduction

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Reunion

Introduction

Bessafi et al. 2018

July20183

Introduction

4

MaïdoObservatory

Introduction

Reunion island: energy context A non-interconnected area

Source: EDF 2018

32% of RE

Introduction

Reunion island: energy context

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Regional objectives

2020 2030

Development of RE

Energy Transition Law for Green Growth

August 17

2015

Introduction

LE2P: Smart management of solar energy

Topic 1 – Solar resource variability

Topic 2 – Energy conversion and storage

Topic 3 – Energy optimization

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WSN

radiative assessment fuel cell hybrid system

Introduction

LE2P: Smart management of solar energy

Topic 1 – Solar resource variability

Climatevariabilityandchangesinsolarenergy

overReunionislandandintheSWIO

Observa onsRegionalClimate

Modelling

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RCM

Satellite

Pyranometers

Introduction

LE2P: Smart management of solar energy

Topic 1 – Solar resource variability

WRF@750m

Seasonalmean(NDJFMA2000-01)

SARAH-E MétéoFrance

Seasonalmeans(1990-2005)

Trends(1990-2005)

Tangetal.2018

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Sites and instrumentation

10

running closed future

AFRIQUE DU SUD : Durban GEO_SUN relié à SAURAN (2013- …)

OSUR – LACy relié à SAURAN (2017- …)

LE2P station map

Sites and instrumentation

De#Aar#

Gobabeb#

SAURAN!and!BSRN!Sta' on!Map!

Reunion

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Sites and instrumentation

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SPN1

WXT520

Instrument Measurement Product

Manufacturer Calibration

Sunshine Pyranometer SW GHI and DHI (W.m–2) SPN1

Delta-T Devices June 26th, 2018

(Reunion, Moufia)

Multi-Weather Sensor T (°C), RH (%), p (hPa), Wnd spd (m.s–1)

and direction (°), TPR (mm) WXT520 Vaïsala

/

Measurement and Control Datalogger

CR1000 Campbell Scientific

Yes (factory)

Sites and instrumentation

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Instrument Measurement Product

Manufacturer Calibration

Sun tracker / Solys GD

Kipp & Zonen /

Pyranometer SW GHI and DHI (W.m–2) CMP22

Kipp & Zonen July 03rd, 2017

(Davos)

Pyrheliometer SW DNI (W.m–2) CH1

Kipp & Zonen May 16th, 2017

(Davos)

Pyrgeometer LW downward irradiance (W.m–2) CGR4

Kipp & Zonen June 21st, 2017

(Davos)

UV Radiometer SW UV-A and erythemal horizontal

irradiance (W.m–2) UVS-AE-T

Kipp & Zonen Aug. 08th, 2017

(Davos)

Sites and instrumentation

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running closed future

AFRIQUE DU SUD : Durban GEO_SUN relié à SAURAN (2013- …)

OSUR – LACy relié à SAURAN (2017- …)

LE2P station map

Sites and instrumentation

15

Sites and instrumentation

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UVS-AE-T

CH1

CMP22 (GHI)

CGR4 CMP22

SOLYS GD

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Quality management

17

Calibration

Quality management

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QC based on BSRN range tests

+ visual inspection

Calibration

Quality management

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QC based on BSRN range tests

Calibration

DWH

Perspectives

Start the SWIO-Energy* project * Solar and Wind Energy in the Indian Ocean

ClimatevariabilityandchangesinlocalclimateofReunionandMauri usislandsandimpactsonsolarandwindenergy

Enhancedobserva onalmeans

Simula onsofpresent-dayandfutureclimateatlocal

scales(~1km)20

Perspectives

Start the SWIO-Energy project

Plateform

Perspectives

Start the SWIO-Energy project

Calibration

Thank you

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