Energy-saving optimization control of air compressor systems based on environmental data perception model

Author(s):  
Lei Li ◽  
Lan Deng ◽  
Chao Shen ◽  
Yaoxian Jiang ◽  
Zhihong Xu
2021 ◽  
Author(s):  
Aya Nabeel Sayed ◽  
Faycal Bensaali ◽  
Yassine Himeur

When investigating how people conserve energy, most researchers and decision-makers render a conceptual distinction between prevention (e.g. unplugging devices) and productivity measures. Nevertheless, such a two-dimensional approach is inefficient from both a conceptual and policy standpoint, since it ignores individual differences that influence energy-saving behavior. Preserving electricity in homes and buildings is a big concern, owing to a scarcity of energy resources and the escalation of current environmental issues. Furthermore, the COVID-19 social distancing policies have resulted in a temporary transition of energy demand from industrial and urban centers to residential areas, resulting in greater consumption and higher costs. In order to promote the sustainability and preservation of resources, the use of new technologies to increase energy efficiency in homes or buildings becomes increasingly necessary. Hence, the goal of the project is to provide consumers with evidence-based data on the costs and advantages of ICT-enabled energy conservation approaches, as well as clear, timely, and engaging information and assistance on how to realize the energy savings that are attainable, in order to boost user uptake and effectiveness of such techniques. End-users can visualize their consumption patterns as well as ambient environmental data using the Home-assistant user interface. More notably, explainable energy-saving recommendations are delivered to end-users in form of notifications via the mobile application to facilitate habit change. In this context, to the best of the authors’ knowledge, this is the first attempt for developing and implementing an energy-saving recommender system on edge devices. Thus, ensuring better privacy preservation since data are processed locally on the edge, without the need to transmit them to remote servers, as is the case with cloudlet platforms.


2014 ◽  
Vol 1008-1009 ◽  
pp. 1195-1198
Author(s):  
Qian Sun ◽  
Ning Xi Song ◽  
Qian Wang ◽  
Shang Ji Chen ◽  
Da Peng Wang

An application of an energy saving device for air compressor in intelligent industrial park is introduced in this paper. The program of air compressor energy saving system, working principle, and technical features are described in details. Actual running result shows that the air compressor device can greatly improve the power quality of enterprise, enhance the power factor. This device plays a role of energy saver in manufacturing process, indicates the direction of technical innovation in intelligent power for industrial park, and provides reliable technical support.


2014 ◽  
Vol 628 ◽  
pp. 225-228
Author(s):  
Xiao Lin Tian ◽  
Shou Gen Hu ◽  
Hong Bo Qin ◽  
Jun Zhao ◽  
Ling Yuan Ran

As the most widely used fourth energy, compressed air system has high operating costs. The research about energy consumption and energy optimization measures of compressed air system has become the new field to achieve energy saving among countries all over the world. In recent years, air compressor system researches in energy consumption, influence factors, energy saving technologies and energy efficiency evaluation have been carried out at home and abroad, and some achievements have been achieved. This paper summarizes energy consumption research status of air compressor system at home and abroad, and energy-saving technologies of compressed air in generation link, treatment link and gas link, and energy efficiency evaluation methods for of air compressor systems. Potentials and drawbacks of current researches are analyzed simultaneously. In the end energy-saving development directions of air compressor system are predicted.


2012 ◽  
Vol 605-607 ◽  
pp. 566-569
Author(s):  
Rong Mao Zheng

In order to layout convenient the wireless sensor node generally used battery for power supply, the node require working up to several months or even years but battery replacement was difficult or impossible. In this paper, research does not affect the function of WSN how to save the node energy consumption, which can work more time in large-scale collection, processing and communication of complex environmental data. Results show that the energy-saving technologies can be to reduce the energy consumption of 55.6%, which can greatly extend the working life of the wireless sensor node battery.


Author(s):  
Kentaro Sano ◽  
Hayato Shimizu ◽  
Yoshihiro Kondo ◽  
Takayuki Fujimoto

Reducing the energy consumption of a data center has recently become important because the data center market is rapidly expanding. We developed the “IT-facility linkage system” to deal with this energy saving requirement. This system reduces the amount of energy consumed in a data center by linking two systems, one is the optimized server load allocation system and the other is the air conditioning optimization control system. One of the key technologies of the “IT-facility linkage system” is the precise prediction of the server inlet temperature. If we can comprehend the future temperature distributions, we can reduce the amount of energy consumed in a data center by consolidating the IT load to the more effectively cooled servers. We carried out computational thermal fluid dynamics to predict server inlet temperatures and evaluated the prediction precision by comparing the measured temperature data for this paper. As a result, we found out that when we use a detailed rack model and reproduce the characteristic air flow of a data center such as the recirculation, we can precisely predict the server inlet temperature to within less than one degree.


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