Gray-box soft sensors in process industry: Current practice, and future prospects in era of big data

I Ahmad, A Ayub, M Kano, II Cheema - Processes, 2020 - mdpi.com
Virtual sensors, or soft sensors, have greatly contributed to the evolution of the sensing
systems in industry. The soft sensors are process models having three fundamental …

[HTML][HTML] Experimental investigation, modeling and in-situ monitoring of a gas-driven absorption heat pump in Belgium

C Dávila, J Vega, V Lemort - Cleaner Energy Systems, 2023 - Elsevier
This work describes the methodology used to realize a performance analysis of an ammonia-
water condensing gas absorption heat pump. This heat pump shows a nominal heating …

Performance improvement of gas-driven absorption heat pumps by controlling the flow rate in the solution branch

G Villa, T Toppi, M Aprile, M Motta - International Journal of Refrigeration, 2023 - Elsevier
Gas-driven absorption heat pumps are a valid alternative to condensing boilers for non-
insulated buildings with radiators as emission system. In fact, they can provide high supply …

Seasonal performance assessment of three alternative gas-driven absorption heat pump cycles

B Dehghan, T Toppi, M Aprile, M Motta - Journal of Building Engineering, 2020 - Elsevier
When designing a gas driven heat pump, the selection of the cycle impacts both on
complexity and efficiency. Among absorption cycles, the nominal efficiency usually …

Systematic Renovation Design of Surface Water Source Heat Pump for a Hot Spring Center Based on Thermodynamic Analysis.

Y Liu - International Journal of Heat & Technology, 2021 - search.ebscohost.com
Currently, the application and renovation of surface water heat source pump (WHSP) mainly
attempt to optimize heat exchangers, water pumps, the overall system, and economic …

Energy, environmental and economic analysis of electric vapour compression and gas driven absorption heat pumps for single-family houses

G Villa, R Scoccia, T Toppi… - E3S Web of …, 2021 - e3s-conferences.org
The aim of this paper is to compare energy consumptions, CO 2 emissions, and operative
costs of condensing boilers, electric vapour compression heat pumps and gas driven …

Experimental Investigation, In-Situ Monitoring And Modeling Of A Condensing Gas Absorption Heat Pump For Residential Buildings

C Davila Valdebenito, N Paulus, V Lemort… - … Herrick Conference on …, 2021 - orbi.uliege.be
Innovative technologies are always matter of study. In this work, an experimental
performance analysis of an ammonia-water condensing gas absorption heat pump was …

Adaptation of a gray-box entropy-based model of a gas-driven absorption heat pump for a new low-capacity prototype

G Villa, T Toppi, M Aprile, M Motta - … International Sorption Heat …, 2021 - re.public.polimi.it
In this work, a gray-box model of a gas driven absorption heat pump previously used to
describe the performances of a 40kW commercial unit is adapted to characterize the steady …