Research on Energy Saving Control Technology of Mechanical and Electronic Engineering

2021 ◽  
2017 ◽  
Vol 13 (07) ◽  
pp. 100
Author(s):  
Yecong He ◽  
Min Tan

<p><span style="font-family: 宋体;">Considering the indoor temperature monitoring and energy saving control technology, based on the traditional low energy adaptive clustering hierarchy (LEACH), a multi-hop clustering routing algorithm is proposed. By adding a threshold in LEACH, the algorithm makes the nodes with high residual energy and high nodes become cluster heads. The results show that the improved algorithm can effectively prolong the life cycle of wireless sensor networks. Based on above findings, it is concluded that the proposed algorithm can save the system energy and improve the network energy efficiency.</span></p>


2012 ◽  
Vol 443-444 ◽  
pp. 272-276 ◽  
Author(s):  
Hui Xian Han ◽  
Mao Fu Liu ◽  
Xian Li Cao

This paper analyzed the typical power process of construction machinery, led to the idea of energy saving and the concept of generalized energy saving, put forward energy saving control system of construction machinery according to the present two typical control technologies of construction machinery. In the quantitative analysis of energy saving effect, aiming to the shortcomings of the current energy saving technology difficult to quantify, the paper puts forward a formula of the global energy saving target, explains comparison and evaluation methods of energy saving effect, and gives the concrete realization modes of the global energy saving and generalized energy saving: full electronic control technology and distributed control technology. Finally the paper prospects the future development trend of energy saving technology in construction machinery.


2011 ◽  
Vol 201-203 ◽  
pp. 2144-2153
Author(s):  
Hong Yu Zhou ◽  
Xiao Jian Chen ◽  
Zi Hu Chen ◽  
Ming Wei Tong

In view of the insufficiency of central air-conditioning system that FCU, water pumps and air blower’s movement connot match with the actual operating load when varying duty, an energy saving control system for central air-conditioning based on terminal temperature measuring and frequency conversion control technology is proposed. This system can real-time measure different floors’ and nods’ temperatures in the building, and export orders to control the frequency of FCU, chilled water pump, cooling water pump and cooling tower air blower. To overcome big delay, large inertia and variable condition of control object, the dnamic fzzy nural network algorithm(DFNN), is applied into the control system. According to the practical running situations, the energy saving control system has advantages as high energy saving rate, high stability, good maintainability, which may be promoted the application vigorously.


2018 ◽  
pp. 143-149 ◽  
Author(s):  
Ruijie CHENG

In order to further improve the energy efficiency of classroom lighting, a classroom lighting energy saving control system based on machine vision technology is proposed. Firstly, according to the characteristics of machine vision design technology, a quantum image storage model algorithm is proposed, and the Back Propagation neural network algorithm is used to analyze the technology, and a multi­feedback model for energy­saving control of classroom lighting is constructed. Finally, the algorithm and lighting model are simulated. The test results show that the design of this paper can achieve the optimization of the classroom lighting control system, different number of signals can comprehensively control the light and dark degree of the classroom lights, reduce the waste of resources of classroom lighting, and achieve the purpose of energy saving and emission reduction. Technology is worth further popularizing in practice.


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