Research on the Relationship among Technological Progress, Rebound Effect and Energy Efficiency

2012 ◽  
Vol 588-589 ◽  
pp. 2042-2045 ◽  
Author(s):  
Ping Ping Liu ◽  
Chun Sheng Jiang

On the basis of research in foreign countries on the relationship among technological progress, rebound effect and energy efficiency, the paper mainly from the following two aspects to study relationship among technological progress, rebound effect and energy efficiency in China. First of all, it studies mechanism of rebound effect on the basis of technological progress. It is mainly from the direct rebound effect, indirect rebound effect and economy-wide rebound effect of energy efficiency for the analysis of the mechanism of action. Secondly, it studies both theoretical research and empirical analysis on rebound effect based on technological progress relationship with energy efficiency. Based on the actual situation in China, it researches "Jevons paradox" led to the relationship between rebound effect and energy efficiency both theory analysis and empirical test. Through the above study, we expect to offer useful references for China’s research on the relationship among technological progress, rebound effect and energy efficiency.

2013 ◽  
Vol 325-326 ◽  
pp. 1450-1453
Author(s):  
Ping Ping Liu

t is generally recognized that technological progress will help individual energy product or service to improve energy efficiency. And to the whole of energy economic efficiency, the role of technological progress may not always promote the reduction of energy consumption. As rebound effect exists, it may further increase the demand for energy. With the continuous advancement of technology, increasing energy efficiency and rapid growth in energy consumption in our country, the need to further enhance the in-depth study on relationship between the rebound effect and energy efficiency. Currently, study abroad is more abundant in this area and our countrys study has lagged behind in this area. Therefore, the thesis, on the basis of international research, mainly from three aspects which are relationship between direct rebound effect and energy efficiency, indirect rebound effect and energy efficiency, the economy-wide rebound effect and energy efficiency, studies on the models of relationship between the rebound effect and energy efficiency in China. Through what we have mentioned above, we expect to offer useful references.


CONVERTER ◽  
2021 ◽  
pp. 468-479
Author(s):  
Xiangdong Sun Et al.

Improving the world's aggregate energy efficiency is consequential for global sustainable development. This paper evaluated the world's aggregate energy intensity reduction along with economic growth and industrial transformationusing the panel data of all countries around the world from 1971 to 2016. The overall energy intensity of the world was decomposed into activity mix and national intensity based on LMDI approach, and we found that the latter was the main driving force for the reduction of the world's overall energy intensity. We further analyzed the relationship between energy prices, technological progress, and national intensity. The results showed that technological progress and energy prices significantly decreased national intensity, with significant regional differences, however, no significant impact appeared in a price-declining period. To reduce energy intensity, localized measures in different supra-national regions are needed.


2010 ◽  
Vol 118-120 ◽  
pp. 414-418
Author(s):  
Xiao Peng Li ◽  
Chun Shi Liu ◽  
Jie Huang ◽  
Bang Chun Wen

Friction under vibration condition presents extremely different complex characteristics from that of the conventional state. Practice shows that machine power rises obviously with the significant decrease of the fiction. However, occurrence mechanism of the vibration is not fully studied or revealed; therefore, how to further develop the benefits of vibration, there is no concrete and clear measures yet. From this actual situation, this work want to reveal the characters of nonlinear dynamic of the vibration friction, analyze the relationship between vibration and friction, discuss the impact of vibration’s parameters on the friction mechanism, Theoretical study and experimental verification were conducted to improve the work efficiency of the related equipments with the benefits of the vibration friction.


Energies ◽  
2019 ◽  
Vol 12 (11) ◽  
pp. 2069 ◽  
Author(s):  
Ying Han ◽  
Jianhua Shi ◽  
Yuanfan Yang ◽  
Yaxin Wang

Based on methods of price decomposition and spatial econometrics, this paper improves the model for calculating the direct energy rebound effect employing the panel data of China’s urban residents’ electricity consumption for an empirical analysis. Results show that the global spatial correlation of urban residents’ electricity consumption has a significant positive value. The direct rebound effect and its spillover effects are 37% and 13%, respectively. Due to the spatial spillover effects, the realization of energy-saving targets in the local region depends on the implementation effect of energy efficiency policies in the surrounding areas. However, the spatial spillover effect is low, and the direct rebound effect induced by the local region is still the dominant factor affecting the implementation of energy efficiency. The direct rebound effect for urban residents’ electricity consumption eliminating the spatial spillover effect does not show a significant downward trend. The main reason is that the rapid urbanization process at the current stage has caused a rigid residents’ electricity demand and large-scale marginal consumer groups, which offsets the inhibition effect of income growth on the direct rebound effect.


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