P. J. Orava

Control and estimation algorithms for physico-chemical models of pH-processes in stirred tank reactors

P. Jutila, P. J. Orava · International Journal of Systems Science · 1981 · 25 citations

Engineering, Chemical Engineering, Chemistry +17

State model and stability analysis of a pH control process

P. J. Orava, Antti J. Niemi · International Journal of Control · 1974 · 21 citations

Natural Sciences, Chemical Engineering, Chemistry +17

Back-and-forth shooting method for solving two-point boundary-value problems

P. J. Orava, P. Lautala · Journal of Optimization Theory and Applications · 1976 · 16 citations

Natural Sciences, Computational Engineering, Computational Mechanics +11

A model for the effect of photosynthate allocation and soil nitrogen on plant growth

Risto Sievänen, P. Hari, P. J. Orava et al. · Ecological Modelling · 1988 · 14 citations

Agriculture, Plant Biology, Plant Sciences +16

A physico-chemical model and simulation of pH-process in continuous stirred tank reactors

P. Jutila, P. J. Orava, B. Salmelin · Mathematics and Computers in Simulation · 1981 · 10 citations

Engineering, Chemical Engineering, Chemistry +14