change components
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2021 ◽  
Vol 23 (06) ◽  
pp. 489-498
Author(s):  
G M Pradeep ◽  
◽  
T Sankaramoorthy ◽  
M Elango ◽  
T NaveenKumar ◽  
...  

An ancient BTM with PCM was controlled through the issues of high inflexibility of phase change material, leakage problems and very low conductivity in thermal energy. This research paper reports a facile batter thermal management and creativity along with induced non-rigid phase change material composites. This battery model can be determined by the flexible phase change material composites along with an intervention due to the recovery in shape and non-rigidity of flexible phase change components. This assemble was modeled to be efficient and compact without any requirement for grease. A constant state reveals various stages of phase change material which has various properties in thermal efficiency. A unified state was linked with the recovery shape of flexible phase change components which can cause a low resistance in FCPCM and battery. Battery thermal management demonstrates the perfect process of thermal control power. If the battery was discharged from 90 to 10% of charge, then the temperature of flexible phase change components depends upon battery thermal management. It was 44.5°C during the 3.5°C rate which was 29.8°C lower than no phase change material. It also reveals low-temperature oscillation inside the long-time process and range of heat of recovered phase change material. The performance of battery thermal management and its flexibility will give perceptions of passive battery thermal management systems.


2020 ◽  
Vol 125 (7) ◽  
pp. 1065-1075
Author(s):  
Tao Li ◽  
Päivi Tiiva ◽  
Åsmund Rinnan ◽  
Riitta Julkunen-Tiitto ◽  
Anders Michelsen ◽  
...  

Abstract Background and Aims Plant secondary metabolites play critical roles in plant stress tolerance and adaptation, and are known to be influenced by the environment and climate changes, yet the impacts and interactions of multiple climate change components are poorly understood, particularly under natural conditions. Methods Accumulation of phenolics and emissions of volatile organic compounds (VOCs) were assessed on heather, Calluna vulgaris, an abundant evergreen dwarf shrub in European heathlands, after 6 years of exposure to elevated CO2, summer drought and nighttime warming. Key Results Drought alone had the strongest effects on phenolic concentrations and compositions, with moderate effects of elevated CO2 and temperature. Elevated CO2 exerted the greatest impact on VOC emissions, mainly by increasing monoterpene emissions. The response magnitudes varied among plant tissue types and chemical constituents, and across time. With respect to interactive effects of the studied climate change components, the interaction between drought and elevated CO2 was most apparent. Drought mainly reduced phenolic accumulation and VOC emissions, while elevated CO2 mitigated such effects. Conclusions In natural ecosystems, co-occurring climate factors can exert complex impacts on plant secondary metabolite profiles, which may in turn alter ecosystem processes.


Plants ◽  
2019 ◽  
Vol 8 (3) ◽  
pp. 65 ◽  
Author(s):  
Mirwais Qaderi ◽  
Ashley Martel ◽  
Sage Dixon

Developmental initiation of plant vascular tissue, including xylem and phloem, from the vascular cambium depends on environmental factors, such as temperature and precipitation. Proper formation of vascular tissue is critical for the transpiration stream, along with photosynthesis as a whole. While effects of individual environmental factors on the transpiration stream are well studied, interactive effects of multiple stress factors are underrepresented. As expected, climate change will result in plants experiencing multiple co-occurring environmental stress factors, which require further studies. Also, the effects of the main climate change components (carbon dioxide, temperature, and drought) on vascular cambium are not well understood. This review aims at synthesizing current knowledge regarding the effects of the main climate change components on the initiation and differentiation of vascular cambium, the transpiration stream, and photosynthesis. We predict that combined environmental factors will result in increased diameter and density of xylem vessels or tracheids in the absence of water stress. However, drought may decrease the density of xylem vessels or tracheids. All interactive combinations are expected to increase vascular cell wall thickness, and therefore increase carbon allocation to these tissues. A comprehensive study of the effects of multiple environmental factors on plant vascular tissue and water regulation should help us understand plant responses to climate change.


2019 ◽  
Vol 11 (2) ◽  
Author(s):  
N. Antonellis ◽  
R. Thomas ◽  
M.A. Kats ◽  
I. Vitebskiy ◽  
T. Kottos

2018 ◽  
Author(s):  
Brett Buttliere ◽  
Jelte M. Wicherts

Despite much discussion concerning problems with, and potential changes to, the psychological publishing system, there has been little data gathered concerning psychologists’opinions about whether, or what, change needs to occur. Here we surveyed psychologists about: the literature in their subfield, the current publication system,the prevalence of problems in review, how helpful potential changes to the communication system might be, and their behavioral engagement in current change initiatives. While over half of psychologists agreed to being generally satisfied, most also agreed there is room to improve the communication system and indicated that several potential changes would be helpful. Unfortunately, the majority of psychologists also indicated not yet engaging behaviorally with current change initiatives. Sensible problem and change components were drawn from the data and were correlated to, for instance, how much trust the psychologist had in the literature of their subfield and how many papers they had published.


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