- Bhattacharya, C., Chakrabarty, A., Laughman, C.R., Qiao, H., "https://iwww.merl.com/TR/camready-4505.pdf", Modeling, Estimation and Control Conference, December 2022.
BibTeX TR2022-170 PDF- @inproceedings{Bhattacharya2022dec,
- author = {Bhattacharya, Chandrachur and Chakrabarty, Ankush and Laughman, Christopher R. and Qiao, Hongtao},
- title = {https://iwww.merl.com/TR/camready-4505.pdf},
- booktitle = {Modeling, Estimation and Control Conference},
- year = 2022,
- month = dec,
- url = {https://www.merl.com/publications/TR2022-170}
- }
- Qiao, H., Laughman, C.R., "Performance Enhancements for Zero-Flow Simulation of Vapor Compression Cycles", American Modelica Conference, October 2022.
BibTeX TR2022-137 PDF- @inproceedings{Qiao2022oct,
- author = {Qiao, Hongtao and Laughman, Christopher R.},
- title = {Performance Enhancements for Zero-Flow Simulation of Vapor Compression Cycles},
- booktitle = {American Modelica Conference},
- year = 2022,
- month = oct,
- url = {https://www.merl.com/publications/TR2022-137}
- }
- Qiao, H., Laughman, C.R., "Dynamic Modeling of Oil Transport in Vapor Compression Systems", International Refrigeration and Air Conditioning Conference (IRACC), September 2022.
BibTeX TR2022-122 PDF- @inproceedings{Qiao2022sep,
- author = {Qiao, Hongtao and Laughman, Christopher R.},
- title = {Dynamic Modeling of Oil Transport in Vapor Compression Systems},
- booktitle = {International Refrigeration and Air Conditioning Conference (IRACC)},
- year = 2022,
- month = sep,
- url = {https://www.merl.com/publications/TR2022-122}
- }
- Qiao, H., Laughman, C.R., "A Low-Order Model for Nonlinear Dynamics of Heat Exchangers", International Refrigeration and Air Conditioning Conference (IRACC), September 2022.
BibTeX TR2022-123 PDF- @inproceedings{Qiao2022sep2,
- author = {Qiao, Hongtao and Laughman, Christopher R.},
- title = {A Low-Order Model for Nonlinear Dynamics of Heat Exchangers},
- booktitle = {International Refrigeration and Air Conditioning Conference (IRACC)},
- year = 2022,
- month = sep,
- url = {https://www.merl.com/publications/TR2022-123}
- }
- Chakrabarty, A., Maddalena, E., Qiao, H., Laughman, C.R., "Scalable Bayesian Optimization for Model Calibration: Case Study on Coupled Building and HVAC Dynamics", Energy and Buildings, DOI: 10.1016/j.enbuild.2021.111460, Vol. 253, pp. 111460, March 2022.
BibTeX TR2022-030 PDF- @article{Chakrabarty2022mar,
- author = {Chakrabarty, Ankush and Maddalena, Emilio and Qiao, Hongtao and Laughman, Christopher R.},
- title = {Scalable Bayesian Optimization for Model Calibration: Case Study on Coupled Building and HVAC Dynamics},
- journal = {Energy and Buildings},
- year = 2022,
- volume = 253,
- pages = 111460,
- month = mar,
- doi = {10.1016/j.enbuild.2021.111460},
- url = {https://www.merl.com/publications/TR2022-030}
- }
- Li, S., Qiao, H., "Development of a fast fluid dynamics model based on PISO algorithm for simulating indoor airflow", ASME - Summer Heat Transfer Conference, DOI: HT2021-63909, September 2021.
BibTeX TR2021-120 PDF- @inproceedings{Li2021sep,
- author = {Li, Sibo and Qiao, Hongtao},
- title = {Development of a fast fluid dynamics model based on PISO algorithm for simulating indoor airflow},
- booktitle = {ASME - Summer Heat Transfer Conference},
- year = 2021,
- month = sep,
- doi = {HT2021-63909},
- url = {https://www.merl.com/publications/TR2021-120}
- }
- Leonard, E., Qiao, H., Nabi, S., "A Comparison of Interpolation Methods in Fast Fluid Dynamics", International High Performance Buildings Conference, September 2021.
BibTeX TR2021-118 PDF- @inproceedings{Leonard2021sep,
- author = {Leonard, Eric and Qiao, Hongtao and Nabi, Saleh},
- title = {A Comparison of Interpolation Methods in Fast Fluid Dynamics},
- booktitle = {International High Performance Buildings Conference},
- year = 2021,
- month = sep,
- url = {https://www.merl.com/publications/TR2021-118}
- }
- Chakrabarty, A., Maddalena, E., Qiao, H., Laughman, C.R., "Data-driven calibration of physics-informed models of joint building/equipment dynamics using Bayesian optimization", 2021 Building Simulation Conference, September 2021.
BibTeX TR2021-105 PDF Video- @inproceedings{Chakrabarty2021sep,
- author = {Chakrabarty, Ankush and Maddalena, Emilio and Qiao, Hongtao and Laughman, Christopher R.},
- title = {Data-driven calibration of physics-informed models of joint building/equipment dynamics using Bayesian optimization},
- booktitle = {2021 Building Simulation Conference},
- year = 2021,
- month = sep,
- url = {https://www.merl.com/publications/TR2021-105}
- }
- Qiao, H., Laughman, C.R., "Modeling and Analysis of Pressure Drop Oscillations in Horizontal Boiling Flow", International Refrigeration and Air Conditioning Conference (IRACC), August 2021.
BibTeX TR2021-102 PDF- @inproceedings{Qiao2021aug,
- author = {Qiao, Hongtao and Laughman, Christopher R.},
- title = {Modeling and Analysis of Pressure Drop Oscillations in Horizontal Boiling Flow},
- booktitle = {International Refrigeration and Air Conditioning Conference (IRACC)},
- year = 2021,
- month = aug,
- url = {https://www.merl.com/publications/TR2021-102}
- }
- Laughman, C.R., Qiao, H., "Patch-based Thermodynamic Property Models for the Subcritical Region", International Refrigeration and Air Conditioning Conference (IRACC), May 2021.
BibTeX TR2021-053 PDF- @inproceedings{Laughman2021may,
- author = {Laughman, Christopher R. and Qiao, Hongtao},
- title = {Patch-based Thermodynamic Property Models for the Subcritical Region},
- booktitle = {International Refrigeration and Air Conditioning Conference (IRACC)},
- year = 2021,
- month = may,
- url = {https://www.merl.com/publications/TR2021-053}
- }
- Laughman, C.R., Mackey, C., Bortoff, S.A., Qiao, H., "Modeling and Control of Radiant, Convective, and Ventilation Systems for Multizone Residences", Building Simulation, DOI: 10.26868/25222708.2019.210847, September 2019.
BibTeX TR2019-093 PDF- @article{Laughman2019sep,
- author = {Laughman, Christopher R. and Mackey, Chris and Bortoff, Scott A. and Qiao, Hongtao},
- title = {Modeling and Control of Radiant, Convective, and Ventilation Systems for Multizone Residences},
- journal = {Building Simulation},
- year = 2019,
- month = sep,
- doi = {10.26868/25222708.2019.210847},
- url = {https://www.merl.com/publications/TR2019-093}
- }
- Qiao, H., Nabi, S., Laughman, C.R., "Performance Evaluation of HVAC Systems via Coupled Simulation between Modelica and OpenFOAM", International Refrigeration and Air Conditioning Conference (IRACC), July 2019.
BibTeX TR2019-073 PDF Video- @inproceedings{Hongtao2019jul,
- author = {Qiao, Hongtao and Nabi, Saleh and Laughman, Christopher R.},
- title = {Performance Evaluation of HVAC Systems via Coupled Simulation between Modelica and OpenFOAM},
- booktitle = {International Refrigeration and Air Conditioning Conference (IRACC)},
- year = 2019,
- month = jul,
- url = {https://www.merl.com/publications/TR2019-073}
- }
- Li, Z., Qiao, H., Aute, V., "Tube-fin Heat Exchanger Circuitry Optimization For Improved Performance Under Frosting Conditions", International Modelica Conference, DOI: 10.3384/ecp19157259, March 2019.
BibTeX TR2018-212 PDF- @inproceedings{Li2019mar,
- author = {Li, Zhenning and Qiao, Hongtao and Aute, Vikrant},
- title = {Tube-fin Heat Exchanger Circuitry Optimization For Improved Performance Under Frosting Conditions},
- booktitle = {International Modelica Conference},
- year = 2019,
- month = mar,
- doi = {10.3384/ecp19157259},
- url = {https://www.merl.com/publications/TR2018-212}
- }
- Qiao, H., Nabi, S., Han, X., Laughman, C.R., "Coupled Simulation of a Room Air-conditioner with CFD Models for Indoor Environment", International Modelica Conference, March 2019.
BibTeX TR2018-211 PDF- @inproceedings{Hongtao2019mar,
- author = {Qiao, Hongtao and Nabi, Saleh and Han, Xu and Laughman, Christopher R.},
- title = {Coupled Simulation of a Room Air-conditioner with CFD Models for Indoor Environment},
- booktitle = {International Modelica Conference},
- year = 2019,
- month = mar,
- url = {https://www.merl.com/publications/TR2018-211}
- }
- Laughman, C.R., Qiao, H., "On Closure Relations for Dynamic Vapor Compression Cycle Models", American Modelica Conference, October 2018.
BibTeX TR2018-153 PDF- @inproceedings{Laughman2018oct,
- author = {Laughman, Christopher R. and Qiao, Hongtao},
- title = {On Closure Relations for Dynamic Vapor Compression Cycle Models},
- booktitle = {American Modelica Conference},
- year = 2018,
- month = oct,
- url = {https://www.merl.com/publications/TR2018-153}
- }
- Bortoff, S.A., Burns, D.J., Laughman, C.R., Qiao, H., Danielson, C., Goldsmith, A., Di Cairano, S., "Power Optimizing Control of Multi-Zone Heat Pumps", IEEE Conference on Control Technology and Applications, August 2018.
BibTeX TR2018-127 PDF- @inproceedings{Bortoff2018aug2,
- author = {Bortoff, Scott A. and Burns, Daniel J. and Laughman, Christopher R. and Qiao, Hongtao and Danielson, Claus and Goldsmith, Abraham and Di Cairano, Stefano},
- title = {Power Optimizing Control of Multi-Zone Heat Pumps},
- booktitle = {IEEE Conference on Control Technology and Applications},
- year = 2018,
- month = aug,
- url = {https://www.merl.com/publications/TR2018-127}
- }
- Qiao, H., Laughman, C.R., "Comparison of Approximate Momentum Equations in Dynamic Models of Vapor Compression Systems", International Heat Transfer Conference, August 2018.
BibTeX TR2018-131 PDF- @inproceedings{Hongtao2018aug,
- author = {Qiao, Hongtao and Laughman, Christopher R.},
- title = {Comparison of Approximate Momentum Equations in Dynamic Models of Vapor Compression Systems},
- booktitle = {International Heat Transfer Conference},
- year = 2018,
- month = aug,
- url = {https://www.merl.com/publications/TR2018-131}
- }
- Qiao, H., "Correction of Log Mean Temperature Difference Method and Effectiveness-NTU Relations for Two-phase Heat Transfer with Pressure Drop and Temperature Glide", International Refrigeration and Air Conditioning Conference (IRACC), July 2018.
BibTeX TR2018-129 PDF- @inproceedings{Hongtao2018jul2,
- author = {Qiao, Hongtao},
- title = {Correction of Log Mean Temperature Difference Method and Effectiveness-NTU Relations for Two-phase Heat Transfer with Pressure Drop and Temperature Glide},
- booktitle = {International Refrigeration and Air Conditioning Conference (IRACC)},
- year = 2018,
- month = jul,
- url = {https://www.merl.com/publications/TR2018-129}
- }
- Qiao, H., Laughman, C.R., "Numerical Modeling of Fin-and-Tube Condenser with Wet-wall Desuperheating", International Refrigeration and Air Conditioning Conference (IRACC), July 2018.
BibTeX TR2018-130 PDF- @inproceedings{Hongtao2018jul,
- author = {Qiao, Hongtao and Laughman, Christopher R.},
- title = {Numerical Modeling of Fin-and-Tube Condenser with Wet-wall Desuperheating},
- booktitle = {International Refrigeration and Air Conditioning Conference (IRACC)},
- year = 2018,
- month = jul,
- url = {https://www.merl.com/publications/TR2018-130}
- }
- Laughman, C.R., Bortoff, S.A., Qiao, H., "Integrated Control of Multi-Zone Buildings with Ventilation and VRF systems in Cooling Mode", Purdue High-Performance Buildings Conference, July 2018.
BibTeX TR2018-099 PDF- @inproceedings{Laughman2018jul,
- author = {Laughman, Christopher R. and Bortoff, Scott A. and Qiao, Hongtao},
- title = {Integrated Control of Multi-Zone Buildings with Ventilation and VRF systems in Cooling Mode},
- booktitle = {Purdue High-Performance Buildings Conference},
- year = 2018,
- month = jul,
- url = {https://www.merl.com/publications/TR2018-099}
- }
- Laughman, C.R., Bortoff, S.A., Qiao, H., "Modeling and Coordinated Control of an Air-Source Heat Pump and Hydronic Radiant Heating System", Japanese Modelica Conference, May 2018.
BibTeX TR2018-059 PDF- @inproceedings{Laughman2018may,
- author = {Laughman, Christopher R. and Bortoff, Scott A. and Qiao, Hongtao},
- title = {Modeling and Coordinated Control of an Air-Source Heat Pump and Hydronic Radiant Heating System},
- booktitle = {Japanese Modelica Conference},
- year = 2018,
- month = may,
- url = {https://www.merl.com/publications/TR2018-059}
- }
- Qiao, H., Aute, V., Radermacher, R., "Modeling of transient characteristics of an air source heat pump with vapor injection during reverse-cycle defrosting", Applied Energy, DOI: 10.1016/j.ijrefrig.2017.12.017, Vol. 88, pp. 24-34, April 2018.
BibTeX TR2018-066 PDF- @article{Hongtao2018apr,
- author = {Qiao, Hongtao and Aute, Vikrant and Radermacher, Reinhard},
- title = {Modeling of transient characteristics of an air source heat pump with vapor injection during reverse-cycle defrosting},
- journal = {Applied Energy},
- year = 2018,
- volume = 88,
- pages = {24--34},
- month = apr,
- publisher = {Elsevier},
- doi = {10.1016/j.ijrefrig.2017.12.017},
- url = {https://www.merl.com/publications/TR2018-066}
- }
- Laughman, C.R., Qiao, H., Bortoff, S.A., Burns, D.J., "Simulation and Optimization of Integrated Air-Conditioning and Ventilation Systems", International Building Performance Simulation Association Conference, August 2017.
BibTeX TR2017-108 PDF- @inproceedings{Laughman2017aug,
- author = {Laughman, Christopher R. and Qiao, Hongtao and Bortoff, Scott A. and Burns, Daniel J.},
- title = {Simulation and Optimization of Integrated Air-Conditioning and Ventilation Systems},
- booktitle = {International Building Performance Simulation Association Conference},
- year = 2017,
- month = aug,
- url = {https://www.merl.com/publications/TR2017-108}
- }
- Qiao, H., Laughman, C.R., Burns, D.J., Bortoff, S.A., "Dynamic Characteristics of an R-410A Multi-split Variable Refrigerant Flow Air-conditioning System", IEA Heat Pump Conference, May 2017.
BibTeX TR2017-055 PDF- @inproceedings{Hongtao2017may,
- author = {Qiao, Hongtao and Laughman, Christopher R. and Burns, Daniel J. and Bortoff, Scott A.},
- title = {Dynamic Characteristics of an R-410A Multi-split Variable Refrigerant Flow Air-conditioning System},
- booktitle = {IEA Heat Pump Conference},
- year = 2017,
- month = may,
- url = {https://www.merl.com/publications/TR2017-055}
- }
- Laughman, C.R., Qiao, H., "On the Influence of State Selection on Mass Conservation in Dynamic Vapor Compression Cycle Models", Mathematical and Computer Modeling of Dynamical Systems, DOI: 10.1080/13873954.2017.1298625, Vol. 23, No. 3, pp. 262-283, December 2016.
BibTeX TR2016-151 PDF- @article{Laughman2016dec,
- author = {Laughman, Christopher R. and Qiao, Hongtao},
- title = {On the Influence of State Selection on Mass Conservation in Dynamic Vapor Compression Cycle Models},
- journal = {Mathematical and Computer Modeling of Dynamical Systems},
- year = 2016,
- volume = 23,
- number = 3,
- pages = {262--283},
- month = dec,
- doi = {10.1080/13873954.2017.1298625},
- url = {https://www.merl.com/publications/TR2016-151}
- }