نتایج جستجو برای: heating and cooling systems
تعداد نتایج: 17000165 فیلتر نتایج به سال:
BACKGROUND Clinicians often apply heating or cooling stimulation for treatment of musculoskeletal pain. However, scalding, frostbite and skin ulcers may occur from the excessive use of either therapy alone. Heating and cooling combination therapy may be a suitable alternative for treatment of musculoskeletal diseases, although insufficient research has documented the safety and efficacy of such...
The 5th Generation District Heating and Cooling (5GDHC) network has great advantages in terms of integration low-temperature resources, bi-directional operation, decentralised energy flows, possible sharing. One way to develop the idea concept 5GDHC is identify potential agents, including residential buildings, office shopping malls, data centres, electrical transformers, so on, each target con...
This study presents a theoretical analysis of a new combined cooling, heating, and power cycle by the novel integration of an organic Rankine cycle (ORC), an ejector refrigeration cycle (ERC), and a heat pump cycle (HPC) for producing cooling output, heating output, and power output simultaneously. Three different working fluids—namely R113, isobutane, and R141b—have been used in power, ref...
Dynamic building energy simulations need hourly weather data as input. The same high temporal resolution is required for assessments of future heating and cooling energy demand. The data presented in this article concern current typical values and estimated future changes in outdoor air temperature, wind speed, relative humidity and global, diffuse and normal solar radiation components. Simulat...
It is now clear that AGN heat cooling flows, largely by driving winds. The winds may contain a relativistic component that generates powerful synchrotron radiation, but it is not clear that all winds do so. The spatial and temporal stability of the AGN/cooling flow interaction are discussed. Collimation of the winds probably provides spatial stability. Temporal stability may be possible only fo...
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