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3way PLS regression and dual energy gamma densitometry for prediction of total volume fractions and enhanced flow regime identification in multiphase flow
(Journal article; Peer reviewed, 201412)Dual energy gamma densitometry and 3way partial least squares regression were applied to quantify the total volume fractions and improve flow regime identification in multiphase flow. Multiphase flow experiments were ... 
Acoustic chemometric prediction of total solids in bioslurry: A fullscale feasibility study for online biogas process monitoring
(Journal article; Peer reviewed, 2012)Dry matter is an important process control parameter in the bioconversion application field. Acoustic chemometrics, as a Process Analytical Technology (PAT) modality for quantitative characterisation of dry matter in complex ... 
Acoustic chemometrics for material composition quantification in pneumatic conveying  The critical role of representative reference sampling
(Journal article; Peer reviewed, 2012)Reliable monitoring of pneumatically conveyed particulate materials is critical for online detection and controlling material composition changes in the regimen of Process Analytical Technology (PAT), e.g. as the case ... 
Acoustic chemometrics for online monitoring and endpoint determination of fluidised bed drying
(Journal article; Peer reviewed, 20130702)An emerging process analytical technology (PAT) technique, acoustic chemometrics, was applied for monitoring of heated fluidised bed drying process. The feasibility of quantitative online monitoring of the drying progress ... 
Adapting dynamic mathematical models to a pilot anaerobic digestion reactor
(Journal article; Peer reviewed, 2013)A dynamic model has been adapted to a pilot anaerobic reactor fed diarymanure. Both steadystate data from online sensors and laboratory analysis anddynamic operational data from online sensors are used in the model ... 
A didactically motivated PLS prediction algorithm
(Journal article; Peer reviewed, 2001)The intention of this paper is to develop an easily understood PLS prediction algorithm, especially for the control community. The algorithm is based on an explicit latent variables model, and is otherwise a combination ... 
Algorithm with improved accuracy for realtime measurement of flow rate in open channel systems
(Journal article; Peer reviewed, 2017)Most methods for flow rate measurement in open channels usually have low accuracy over a range of flow rates due to varying fluid properties, flow conditions and channel length. This paper suggests an algorithm to improve ... 
A review of Smart House Analysis Methods for Assisting Older People Living Alone
(Journal article; Peer reviewed, 2017) 
A Sensor Fusion Algorithm for Filtering Pyrometer Measurement Noise in the Czochralski Crystallization Process
(Journal article; Peer reviewed, 2011)The Czochralski (CZ) crystallization process is used to produce monocrystalline silicon for solar cell wafers and electronics. Tight temperature control of the molten silicon is most important for achieving high crystal ... 
A solution method for onedimensional shallow water equations using flux limiter centered scheme for open Venturi channels
(Journal article; Peer reviewed, 2018)The onedimensional shallow water equations were modified for a Venturi contraction and expansion in a rectangular open channel to achieve more accurate results than with the conventional onedimensional shallow water ... 
CFD Study of Particle Flow Patterns in a Rotating Cylinder Applying OpenFOAM and Fluent
(Journal article; Peer reviewed, 2017)A rotating cylinder (RC) is a common type of reactor used in the industry, the most typical example being a cement kiln. The particle flow pattern inside such a unit is necessary for the mass and energy transfer, and this ... 
Comparing PI Tuning Methods in a Real Benchmark Temperature Control System
(Journal article, 2010)This paper demonstrates a number of PI controller tuning methods being used to tune a temperature controller for a real air heater. Indices expressing setpoint tracking and disturbance compensation and stability margin ... 
Comparison of control strategies for a 2 DOF helicopter
(Journal article; Peer reviewed, 2017)The two degrees of freedom (2DOF) helicopter is an openloop unstable multivariable process. Various control strategies can be applied to stabilize the system for tracking and regulation problems but not all control methods ... 
Comparison of elastic vs. inelastic penstock model using OpenModelica
(Journal article; Peer reviewed, 2017)The possibility for modelling and simulating hydropower systems as accurately as possible take an important role in order to develop a control structure and to make efficient analysis tools for testing a designed controller ... 
Comparison of space heating energy consumption of residential buildings based on traditional and modelbased techniques
(Journal article; Peer reviewed, 2017) 
Compression into twocomponent PLS factorizations
(Journal article; Peer reviewed, 2003)Partial least squares regression (PLSR) often requires more than two components also in the case of a scalar response variable. As shown in papers on orthogonal signal correction (OSC), it is possible to reduce the number ... 
Computational fluid dynamics study of flow depth in an open Venturi channel for Newtonian fluid
(Journal article; Peer reviewed, 2017)Open Venturi channel flow measurement could be a cheap method to be used in drill bit pressure control. The main objective of this study is to identify the factors related with the flow depth in an open Venturi channel. A ... 
Constrained numerical optimization of PCR/PLSR predictors
(Journal article; Peer reviewed, 2003)Assuming a fully known latent variables (LV) model, the optimal multivariate calibration predictor is found from Kalman filtering theory. From this follows the best possible column space for a loading weight matrix Wopt. ... 
Control of a BuoyancyBased Pilot Underwater Lifting Body
(Journal article, 2010)This paper is about position control of a speci c smallscale pilot underwater lifting body where the lifting force stems from buoyancy adjusted with an air pocket in the lifting body. A mathematical model is developed to ... 
Control of temperature and energy consumption in buildings  a review.
(Journal article; Peer reviewed, 2014)Building sector is one of the largest energy consumers in the world and currently it utilizes 40% of the total energy in the European Union. At the beginning of the article, energy crisis related to the buildings is defined ...