Wang and Wang (2000) developed a mechanistic, single stage and two-stage centrifugal chiller models. The centrifugal compressor was modeled based on the Euler turbomachinery equation, the energy equation and the equations of impeller velocity component relations.
Centrifugal Chiller - Fundamentals - Energy-Models.com
A centrifugal chiller utilizes the vapor compression cycle to chill water and reject the heat collected from the chilled water plus the heat from the compressor to a second water loop cooled by a cooling tower.
Dynamic model of a centrifugal chiller system - ResearchGate
2005年1月1日 · This paper presents the development of a centrifugal chiller system model, using the finite-volume (FV) approach for shell-and-tube heat exchangers and aspects such as mesh dependence,...
Centrifugal chiller model suitable for system simulation and its ...
2005年2月1日 · Based on the primary physics, fluid and heat transfer theory, taken TRNSYS as the simulation platform, this paper presents the dynamic model of centrifugal chiller, the parameters...
Mechanistic model of centrifugal chillers for HVAC system …
A chiller model is developed to simulate the operational performance of centrifugal chillers based on the performance data from site measurement. The model is developed on the basis of basic mechanistic principles of chillers to ensure the reliability and accuracy of the model in a wide working range using the parameters identified using ...
(PDF) Mechanistic model of centrifugal chillers for HVAC system ...
2000年5月1日 · The model is developed on the basis of basic mechanistic principles of chillers to ensure the reliability and accuracy of the model in a wide working range using the parameters identified...
Dynamic model of a centrifugal chiller system: model …
1998年7月31日 · The paper presents the development of a centrifugal chiller system model, using the finite-volume approach for shell-and-tube heat exchangers and aspects such as mesh dependence, integration order, and step size. Sufficient and necessary mesh sizes for accurate steady-state prediction are determined for the heat exchangers.
Dynamic modeling and simulation of a centrifugal chiller based …
2022年4月24日 · All 3D models converted to meta model to match time scale with 1D model. This paper shows a case study where a virtual design is successfully applied to the centrifugal chiller system, and dynamic behavior of start up at different …
Dynamic modeling of a centrifugal chiller with hybrid falling film ...
2024年6月15日 · This paper presents a dynamic model of a centrifugal chiller equipped with a novel hybrid falling film and flooded evaporator, developed using OpenModelica. Modeling such evaporators presents unique challenges due to their complex flow dynamics.
Dynamic model of a centrifugal chiller system:... | 2005
The paper presents the development of a centrifugal chiller system model, using the finite-volume approach for shell-and-tube heat exchangers and aspects such as mesh dependence, integration order, and step size. Sufficient and necessary mesh sizes for accurate steady-state prediction are determined for the heat exchangers.