Soft-sensing estimation of plant effluent concentrations in a biological wastewater treatment plant using an optimal neural network

JF de Canete, P del Saz-Orozco, R Baratti… - Expert Systems with …, 2016 - Elsevier
Recent studies into the estimation and control of an activated sludge process (ASP) at a
wastewater treatment plant suggest that artificial-intelligence methods, such as neural …

Explicit and interpretable nonlinear soft sensor models for influent surveillance at a full-scale wastewater treatment plant

X Wang, K Kvaal, H Ratnaweera - Journal of Process Control, 2019 - Elsevier
In wastewater treatment plants, the most adopted sensors are those with the properties of
low cost and fast response. Soft sensors are alternative solutions to the hardware sensor for …

Soft analyzers for a sulfur recovery unit

L Fortuna, A Rizzo, M Sinatra, MG Xibilia - Control Engineering Practice, 2003 - Elsevier
This work deals with the design and implementation of soft sensors for a Sulfur Recovery
Unit (SRU) in a refinery. Soft sensors are mathematical models able to emulate the behavior …

Data-driven intelligent monitoring system for key variables in wastewater treatment process

H Han, S Zhu, J Qiao, M Guo - Chinese journal of chemical engineering, 2018 - Elsevier
In wastewater treatment process (WWTP), the accurate and real-time monitoring values of
key variables are crucial for the operational strategies. However, most of the existing …

Advances in soft sensors for wastewater treatment plants: A systematic review

PML Ching, RHY So, T Morck - Journal of Water Process Engineering, 2021 - Elsevier
The on-line monitoring of wastewater treatment plant (WWTP) operations is a challenge due
to interference and breakdown from the harsh conditions endured by sensors in wastewater …

Control and soft sensing strategies for a wastewater treatment plant using a neuro-genetic approach

JF de Canete, P del Saz-Orozco… - Computers & Chemical …, 2021 - Elsevier
During the last years, machine learning-based control and optimization systems are playing
an important role in the operation of wastewater treatment plants in terms of reduced …

Date-driven soft-sensor design for biological wastewater treatment using deep neural networks and genetic algorithms

Y Qiu, Y Liu, D Huang - Journal of chemical engineering of Japan, 2016 - jstage.jst.go.jp
In wastewater treatment plants (WWTPs), some variables such as BOD5 and COD that are
related to e uent quality, are di cult to measure directly online due to technical or economic …

[HTML][HTML] Measurement of oxygen content in water with purity through soft sensor model

A Thiruneelakandan, G Kaur, G Vadnala… - Measurement …, 2022 - Elsevier
The development and commercial use of virtualized sensing (smooth) in the manufacturing
of Polyethylene Terephthalate (PET) and sewage treatment are both covered in this paper …

Development and application of random forest regression soft sensor model for treating domestic wastewater in a sequencing batch reactor

Q Cheng, Z Chunhong, L Qianglin - Scientific Reports, 2023 - nature.com
Small-scale distributed water treatment equipment such as sequencing batch reactor (SBR)
is widely used in the field of rural domestic sewage treatment because of its advantages of …

Cost effective soft sensing for wastewater treatment facilities

M Alvi, T French, R Cardell-Oliver, P Keymer… - Ieee …, 2022 - ieeexplore.ieee.org
Wastewater treatment plants are complex, non-linear, engineered systems of physical,
biological and chemical processes operating at different timescales. Sensor systems are …