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Article
Material flow analysis and statistical entropy evaluation of plastic packaging for express delivery in China
Encouraging the recycling of plastic packaging materials in express delivery is a necessary step toward environmentally friendly industrial development. In this study, we present a framework for analyzing the ...
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Article
Analysis of the coupled flows of aluminum and copper in household air conditioning system
The global “copper-poor and aluminum-rich” situation has made the possibility of “copper saving with aluminum” an important topic. This study established a framework for analyzing multiple substances’ coupled ...
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Article
Analysis of iron composite flow in China
Iron is an important metal material that is crucial to social and national economic development. In order to understand iron’s material flow, energy flow, and value flow in China, a composite flow framework is...
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Article
Quantitative analysis of the coupling coefficients between energy flow, value flow, and material flow in a Chinese lead-acid battery system
To reveal the historic characteristics of the material flow, energy flow and value flow in a lead-acid battery (LAB) system, a framework for the coupling relationship among the three flows was established base...
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Article
Source analysis of global anthropogenic lead emissions: their quantities and species
Lead emissions originate primarily from the anthropogenic lead cycle, and research into their characteristics, such as species type, provides essential information for pollution control. A dynamic model for gl...
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Article
Quantification of energy related industrial eco-efficiency of China
Improving eco-efficiency is propitious for saving resources and reducing emissions, and has become a popular route to sustainable development. We define two energy-related eco-efficiencies: energy efficiency (...