HVAC Systems

Parent: Center for the Built Environment

eScholarship stats: History by Item for December, 2024 through March, 2025

Item	Title	Total requests	2025-03	2025-02	2025-01	2024-12
4db4q37h	Web application for thermal comfort visualization and calculation according to ASHRAE Standard 55	183	54	41	52	36
3qs8f8qx	Quantifying energy losses in hot water reheat systems	171	38	54	33	46
9cd4c4zt	Are we prioritizing the right thing? Cutting carbon emissions in California's large office buildings before installing a heat pump	146	15	44	48	39
3fh0x2vm	Reducing Gas Consumption in Existing Large Commercial Buildings	144	29	40	57	18
6b9590qr	Variable Air Volume Hot Water Reheat Terminal Units: Temperature Stratification, Performance at Low Hot Water Supply Temperature, and Myths from the Field	139	32	20	54	33
6zw3x4rt	Re-optimizing Optimal Start and Morning Warmup	134	55	30	29	20
3sx6n876	Influence Of Three Dynamic Predictive Clothing Insulation Models On Building Energy Use, HVAC Sizing And Thermal Comfort	133	43	41	39	10
2c58r8qm	Energy savings from temperature setpoints and deadband: Quantifying the influence of building and system properties on savings	132	32	32	34	34
3c2958x1	Energy Flexibility and Sensitivity Analysis of High Thermal Mass Radiant Terminals	131	14	43	31	43
5w53c7kr	Simplified calculation method for design cooling loads in underfloor air distribution (UFAD) systems	130	29	33	35	33
46h4h28q	Measured Space Heating Hot Water Distribution Losses in Large Commercial Buildings	125	25	53	21	26
6k4369zv	Boiler Retrofits and Decarbonization in Existing Buildings: HVAC Designer Interviews	123	41	20	25	37
4p479663	Ceiling fans: Predicting indoor air speeds based on full scale laboratory measurements	122	27	34	36	25
2qd7r5mp	Fans for cooling people guidebook	121	35	56	20	10
13h9z4gg	Comparison of construction and energy costs for radiant vs. VAV systems in the California Bay Area	117	27	30	32	28
8m88d92j	Hot Water Heating: Design and Retrofit Guide	115	44	19	21	31
5tz4n92b	A new control strategy for high thermal mass radiant systems	100	17	27	35	21
2j75g92w	A novel classification scheme for design and control of radiant system based on thermal response time	96	18	38	24	16
3812p9p1	How high can You Go: Determining the warmest supply water temperature for high thermal mass radiant cooling systems under thermal comfort constraints	96	54	42
1vb3d1j8	Thermal comfort in buildings using radiant vs. all-air systems: A critical literature review	95	21	28	33	13
5t665086	Eliminating Overcooling Discomfort While Saving Energy	95	25	29	26	15
7bf4g0k1	Influence of raised floor on zone design cooling load in commercial buildings.	92	24	24	27	17
75j1m967	Artificial Intelligence for Efficient Thermal Comfort Systems: Requirements, Current Applications and Future Directions	91	13	18	27	33
4ph1m7t5	Introduction of a Cooling Fan Efficiency Index	90	21	24	20	25
2924w2j7	Variable Air Volume Hot Water Reheat Terminal Units: Temperature Stratification, Performance at Low Hot Water Supply Temperature, and Myths from the Field	88	15	12	23	38
7jh6m9sx	Cooling load differences between radiant and air systems	88	22	33	22	11
2cx301jq	Load Shifting and Enhancing Energy Savings with Dynamic Ventilation Strategies in Multi-Family Residential Buildings	87	26	24	22	15
1rk582x1	HVAC system energy optimization using an adaptive hybrid metaheuristic	84	20	39	18	7
6px642bj	Cooling load calculations for radiant systems: are they the same traditional methods?	83	14	24	21	24
1jh193x3	VAV Reheat Versus Active Chilled Beams and DOAS	82	13	23	20	26
7n6893n6	Heating Hot Water Distribution Heat Losses: Detailed Measurement	78	19	26	17	16
34f0h35q	Energy Performance of Commercial Buildings with Radiant Heating and Cooling	77	27	20	21	9
6kj9t7cj	Effects of Diffuser Airflow Minima on Occupant Comfort, Air Mixing, and Building Energy Use (RP-1515)	77	14	27	19	17
1fk2m3v6	Evaluation of a cost-responsive supply air temperature reset strategy in an office building	76	19	22	20	15
6qx027rh	Optimizing Radiant Systems for Energy Efficiency and Comfort	75	24	25	12	14
82t6n3xr	Design and control of high thermal mass radiant systems	75	29	21	13	12
0tp7v717	Natural vs. mechanical ventilation and cooling.	74	8	23	20	23
8r07k5g3	Cooling capacity and acoustic performance of radiant slab systems with free-hanging acoustical clouds	74	10	28	17	19
3jn5m7kg	Thermal and air quality acceptability in buildings that reduce energy by reducing minimun airflow from overhead diffusers	72	23	21	18	10
5sj3h2s5	New method for the design of radiant floor cooling systems with solar radiation	71	13	28	20	10
3cj9n3n4	Energy Use, Occupant Surveys and Case Study Summary: Radiant Cooling and Heating in Commercial Buildings	67	22	14	22	9
980931rf	Room air stratification in combined chilled ceiling and displacement ventilation systems.	67	14	24	15	14
8cj7n6ps	Ceiling-fan-integrated air conditioning: Airflow and temperature characteristics of a sidewall-supply jet interacting with a ceiling fan	66	16	16	17	17
1sx88662	A Classification Scheme for Radiant Systems based on Thermal TimeConstant	65	19	15	14	17
88p8v7zb	Advanced Integrated Systems Technology Development: Personal Comfort Systems and Radiant Slab Systems	64	14	22	15	13
8x98n5hj	Field study of the impact of a desktop task/ambient conditioning system in office buildings	63	16	14	13	20
2d656203	Air movement as an energy efficient means toward occupant comfort	58	14	22	14	8
9g24f38j	Comparison of Zone Cooling Load for Radiant and All-Air Conditioning Systems	58	11	21	14	12
0w62k5pq	TABS Radiant Cooling Design & Control in North America: Results from Expert Interviews	57	16	16	13	12
6278m12z	Development of a simplified cooling load design tool for underfloor air distribution (UFAD) systems.	56	14	20	15	7

Top

Note: Due to the evolving nature of web traffic, the data presented here should be considered approximate and subject to revision. Learn more.