# IHA-2506 Electrohydraulic Servo Systems, 5 cr

#### Vastuuhenkilö

Kalevi Huhtala, Matti Linjama

#### Opetus

 Toteutuskerta Periodi Vastuuhenkilö Suoritusvaatimukset IHA-2506 2019-01 3 - 4 Matti Linjama Approved practical work and passed exam

#### Osaamistavoitteet

After completing the course student - can formulate mathematical equation for electrohydraulic system - can determine frequency response for electrohydraulic system - can design valve controlled position servosystem - can tune P-controller for hydraulic position servo - knows design principles of speed and force controlled hydraulic systems - knows basic performance measures of servosystems and can apply them - knows the meaning of the compressibility and stiffness in hydraulic servosystems - knows the valvetypes that are used in servosystems and their features - knows basics of more sophisticated controllers

#### Sisältö

 Sisältö Ydinsisältö Täydentävä tietämys Erityistietämys 1. Introduction to electrohydraulic closed loop control systems Proportional technique 2. Classical single-input-single-output servo control systems, modeling, state-space models, linearization P-controller 3. Used components in electrohydraulic closed loop control systems and their characteristics Mathematical models (Differential equations, Laplace, transfer functions and block diagrams) 4. Accuracy and stability of electrohydraulic closed loop control systems Studies in both time domain and frequency domain: reference tracking, disturbance rejection, and robustness 5. Position, speed and force controlled systems Numerical simulations in Matlab and Simulink 6. Different control strategies: Model-base, Lead, Lag, Proportional-Differential-Integral

#### Oppimateriaali

 Tyyppi Nimi Tekijä ISBN URL Lisätiedot Tenttimateriaali Book Servotekniikka Fonselius J., Rinkinen J., Vilenius M. Edita Helsinki 1998 No Lecture slides Matti Linjama Lecture material Yes

#### Esitietovaatimukset

 Opintojakso P/S Selite ASE-1131 Automaatio Mandatory IHA-2101 Hydraulitekniikka Mandatory

Tietoa esitietovaatimuksista
Students are expected to have learnt some maths (ODE, matrix algebra, etc.), signals and systems (Laplace and Fourier transformations, Block diagrams and Bode plots)

#### Vastaavuudet

 Opintojakso Vastaa opintojaksoa Selite IHA-2506 Electrohydraulic Servo Systems, 5 cr IHA-2500 Electrohydraulic Servo Systems, 5 cr

 Päivittäjä: Linjama Matti, 10.01.2020