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 …

Interval multiple-output soft sensors development with capacity control for wastewater treatment applications: A comparative study

H Xiao, B Bai, X Li, J Liu, Y Liu, D Huang - Chemometrics and Intelligent …, 2019 - Elsevier
Soft-sensor is the most common strategy to predict hard-to-measure variables in the
wastewater treatment processes. However, existence of a large number of hard-to-measure …

Water quality soft-sensor prediction in anaerobic process using deep neural network optimized by Tree-structured Parzen Estimator

J Li, Z Chen, X Li, X Yi, Y Zhao, X He, Z Huang… - … Science & Engineering, 2023 - Springer
Anaerobic process is regarded as a green and sustainable process due to low carbon
emission and minimal energy consumption in wastewater treatment plants (WWTPs) …

Soft sensor research and its application in wastewater treatment

D HUANG, Y LIU, Y LI - CIESC Journal, 2011 - hgxb.cip.com.cn
Because wastewater treatment processes are generally characterized by variables coupled,
significant nonlinearities, parameters shift and time delay, traditional hardware sensors are …

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 …

Learning a neural network-based soft sensor with double-errors parallel optimization towards effluent variable prediction in wastewater treatment plants

D Li, C Yang, Y Li, Y Chen, D Huang, Y Liu - Journal of Environmental …, 2024 - Elsevier
With the development of machine learning and artificial intelligence (ML/AI) models, data-
driven soft sensors, especially the neural network-based, have widespread utilization for the …

Performance evaluation of the ISMLR package for predicting the next day's influent wastewater flowrate at Kirie WRP

JJ Zhu, PR Anderson - Water Science and Technology, 2019 - iwaponline.com
Soft-sensor applications for wastewater management can provide valuable information for
intelligent monitoring and process control above and beyond what is available from …

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 Sensor Modeling of Key Effluent Parameters in Wastewater Treatment Process Based on SAE‐NN

YBM Osman, W Li - Journal of Control Science and …, 2020 - Wiley Online Library
Real‐time measurements of key effluent parameters play a highly crucial role in wastewater
treatment. In this research work, we propose a soft sensor model based on deep learning …

Multi-step and multi-task learning to predict quality-related variables in wastewater treatment processes

Y Liu, J Yuan, B Cai, H Chen, Y Li, D Huang - Process Safety and …, 2023 - Elsevier
In wastewater treatment processes, lack of hardware sensors together with unacceptable
dynamics, strong nonlinearity and large time delay often leads to a large number of key …