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Model Predictive Control of Stem Water Potential in Grapevines: A Simulation Study

E. Gips, P. O. Gutman, R. Linker, Y. Netzer

Research output: Contribution to journalConference articlepeer-review

Abstract

Vines for wine production are commonly cultivated under regulated deficit irrigation, i.e. the vines (Vitis vinifera) are maintained in a state of mild-sever, controlled drought stress in order to enhance the quality of the yield and the wine. The plant water status can be estimated via measurements of the Stem Water Potential (SWP) using Scholander pressure chamber. The objective of the present work was to demonstrate the application of Model Predictive Control (MPC) for managing grapevine irrigation via midday Stem Water Potential at two levels: (1) MPC was used to determine SWP reference values for the whole season, and (2) MPC was used to estimate twice a week the irrigation required to achieve the desired SWP.

Original languageEnglish
Pages (from-to)15847-15851
Number of pages5
JournalIFAC-PapersOnLine
Volume53
Issue number2
DOIs
StatePublished - 2020
Event21st IFAC World Congress 2020 - Berlin, Germany
Duration: 12 Jul 202017 Jul 2020

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 2 - Zero Hunger
    SDG 2 Zero Hunger
  2. SDG 6 - Clean Water and Sanitation
    SDG 6 Clean Water and Sanitation

Keywords

  • Dynamic crop model
  • Irrigation
  • MPC
  • Precision agriculture

All Science Journal Classification (ASJC) codes

  • Control and Systems Engineering

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