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2021 ◽  
Vol 13 (22) ◽  
pp. 12767
Author(s):  
Kuang-Sheng Liu ◽  
Ming-Hung Lin

Along with global geopolitical complex, information network security issues and increased natural disasters, risk management should be well considered in the construction material industry to re-integrate and establish stiff and flexible supply chains in order to cope with emergencies in the future market. Taking the construction material industry in Taiwan as the research object, representative enterprises with artificial intelligence applied sustainable supply chain management are studied. With the Delphi method and data envelopment analysis, the public data of annual statistics reports of the enterprises are used for selecting the performance indicators of inputs and outputs. Empirical data analysis is also performed to provide reference for the improvement. The research results are summarized as follows. 1. Substituting various input/output index values into CCR and BCC models, the overall production efficiency and pure technical efficiency of enterprises are calculated; by dividing the two, the returns to scale of enterprises are acquired. 2. Critical factors in artificial intelligence applied sustainable supply chain management could be found out through sensitivity analysis. Using the rate of sensitivity change as the evaluation baseline, sensitive factors contain financial aspect, scale aspect, financial performance, and profit before tax. Finally, discussions are proposed according to the results, expecting to help domestic businesses in the construction material industry establish steady and flexible supply chains and present diversified procurement sources to reinforce the emergency defensive ability of the construction material industry.


2021 ◽  
Vol 1203 (2) ◽  
pp. 022072
Author(s):  
Jozef Švajlenka ◽  
Mária Kozlovská

Abstract Wood is one of the basic natural renewable materials. Knowledge of its basic properties is the first prerequisite for its proper use in various industries and in human life. Wood is the most versatile and most used material (industry, construction, agriculture, everyday life). Due to its natural character, natural drawing, favorable physical properties, it is an increasingly desirable element of the environment. In the world, but also in our country, the trend of wooden buildings is becoming more and more widespread, not only in the understanding of cottages, wooden houses and family houses using wooden elements. We are talking about office buildings, non-residential premises, but also wooden high-rise buildings. Multi-storey wooden structures are a promising area of application of wood, which requires much less energy for their production compared to other "classic" materials. The aim of this paper is to present selected aspects of multi-storey wood-based buildings and their application at present.


2021 ◽  
Vol 1205 (1) ◽  
pp. 012018
Author(s):  
K Necasova ◽  
P Buchta ◽  
I Chromkova ◽  
T Stanek ◽  
T Simbera

Abstract Asbestos is one of the materials causing ecological stress. Due to its health harmfulness, an effective, ecological, and economic decomposition is highly desirable. One of the decomposition possibilities is a chemical decomposition, which could compete with commonly used thermal decomposition. The chemical decomposition can be accomplished both with the use of pure chemicals and waste chemicals from production technologies. This work deals with the use of technological wastes containing hydrofluoric acid or fluorides. Fluorides release hydrofluoric acid in the acid medium, which acts as the main decomposition medium. The source of fluorides was waste from the glass and metallic material industry. The efficiency of degradation processes was studied by mass analysis. Materials and decomposition products were characterized by X-ray powder diffraction.


Complexity ◽  
2021 ◽  
Vol 2021 ◽  
pp. 1-12
Author(s):  
Tengfei Ma ◽  
Chao Liu

Complex adaptation systems are the main development direction of China’s current green innovation research. New material industry is one of the key entry points to accelerate the construction of modern industrial system and promote innovation, green, and efficient development. Under the requirements of China’s current low-carbon development, China’s green innovation system is developing rapidly. Green innovation complicates traditional innovation models and their functions and improves economic development. The purpose of this paper is to study the theoretical analysis framework of applying complex adaptive systems and to analyze and calculate the characteristics of the current status of green innovation systems in multiple industries in China’s manufacturing industry. Analysis is as follows. The experimental group and the control group are set for comparison, and the data are organized by applying complex adaptive system theory and data analysis methods. Experimental data show that the coordinated development of the green innovation systems in various industries in China is not balanced, with a difference of more than three times; the parameters of the various green innovation systems within the industry are unbalanced, and the difference is more than five times. The experimental results show that the green innovation subject can strategically interact by adjusting the ratio of resource allocation through the constructed green innovation system model. The green innovation system with complex adaptive system theory is conducive to the development of the green system. It can save about 23% of green innovation time and improve efficiency by about 15%, to promote the development of green innovation in China.


2021 ◽  
Vol 12 (32) ◽  
pp. 207-239
Author(s):  
Edson Pacheco Paladini ◽  
Bismayda Gómez Avilès ◽  
Geonel Rodriguez Perez ◽  
Noel Cardoso Nunez ◽  
Jean Carlos Araldi

Energy management is a critical question for the progress in developing countries. In fact, it is one of the most important foundations of sustainable development. Optimizing the use of energy resources is an issue with notable multiplier effects on the social evolution of the people of these regions. Similarly, the civil construction industry is also relevant, since it represents a strong economic and social contribution for these countries. It is important to remark that the demands of the construction material industry in combustible consumption for their productions, frequently with low rate efficiency, require a systematic management activity able to detect improvement alternatives, based on process approaches to contribute to the energy efficiency and the quality of the final production. This paper proposes a set of procedures to implement technological and organizational improvements of the combustible consumption practice in brick production plants in the construction material industry in a developing country (Cuba). Quality improvement opportunities are detected, together with the energetic characterization of the process. Some well-defined parameters and indicators have evidenced the improvement potentialities and its execution. The placement of domes in the furnace defines a new zone of quality control with losses from 0.5 - 1.5%, that at the beginning of the research were 2.4 - 4.5%. This enabled to plan a loss level rate at least 1.6% lower and a variability two times lower. Besides it is achieved a consumption rate average of 0.2739 to 0.2387 liters per brick in the covered furnace, saving 11,000 liters of fuel in the semester. The generalization of the procedure in the entity producing roof tiles and clay pipes in Sancti-Spíritus municipality (Cuba) showed a significant contribution since the reductions in the fuel consumption rate were greater than the achieved in the brick productions. As these industrial processes are similar to those in many other countries, this case study shows some analyses, practical applications and results that can be used abroad.


2021 ◽  
Vol 16 (1) ◽  
Author(s):  
Surendra Kumar ◽  
Sunil Kumar ◽  
Manoj Rawat

Handloom division under material industry is the second-biggest work producing segment for a significant provincial populace in India after agribusiness. It gives direct work to a significant populace occupied with weaving and partnered exercises. Extraordinary plans and artfulness is the claim to fame of Indian handloom industry alongside the masterfulness of weavers, it additionally exhibits the wealth and assorted variety of the country. Handlooms contribute a significant part in sends out too. The area has a bit of leeway of being less capital escalated, insignificant utilization of intensity which makes it eco-accommodating, adaptability of little production, receptiveness to advancements and versatility to showcase necessities. Some significant handloom export Indian centres are Varanasi, Panipat and Kannur some more places which involved in the handloom items like Bed clothing material, Table material, Linen, Kitchen material, Flooring material, weaved materials, curtains and so forth are delivered for export markets. Present research paper has measured the marketing challenges which are faced by the traditional textile manufacturers of Garhwal region of Uttarakhand. On the basis of research findings various suggestions and recommendations are made to manufacturers, state Government and other associated stakeholders.


Globalization and urbanization growth are disbalancing the nature by creating technology and by increasing population respectively. Population growth is generating trash including the non-renewable ones. Use and throw objects came into existence and as a result, created wastes. After decades, the waste is generating beyond limits that it has created the mountain like piles in the landfills, which is creating hazards for the environment and human health. A better approach to reduce the waste is to recycle and reuse them as an alternative solution to building material industry. The question which arises here is that if wastes should be recycled or reused; what all are the waste materials which can be reused in building material industry without harming the environment. The recycling of waste materials produces lot of demerits to environment and human health. Polyethylene and rubber tires are being used in preparing the roads, plastic bottles are being used to build walls, fly ash is used in bricks etc. measures are being taken. The research paper will try to do a detailed SWOT analysis to find a suitable reusable waste material for building material industry, which will be environment friendly. The plastic waste, construction demolition waste and transport industry waste are the wastes that can be reused as building materials. The 3 wastes have the ability to withstand calamities and loads, are easy to build with, cheap, clean and has passed the structural tests. The paper intends to provide the information regarding the construction with the help of the 3 materials. This approach will help to manage the waste, build a sustainable environment, lower the greenhouse gases, maintain the natural resources etc.


This research analyzes the fluctuations on market risk for the listed firms in the Vietnam real estate, construction and construction material industries as it becomes necessary, esp. after the financial crisis 2007-2011. It also provides us with a model to identify key causes of these above risk fluctuations. Firstly, by using quantitative and analytical methods to estimate asset and equity beta of the total 205 listed companies in Vietnam’s real estate, construction and construction material industry with a proper traditional model, we found that in the viewpoint of asset beta used as market risk measurement, the construction industry has the lowest risk, next is the construction material industry and real estate one has the highest risk. Secondly, we recognized that in the real estate, construction and construction material industry, the main factors affecting market risk are GDP growth, lending rate, and inflation. Thirdly, by using a proper quantitative analysis method, the study realized that in the viewpoint of asset beta, construction industry has the lowest market risk because of GDP growth decreasing, inflation increasing and average income increasing. On the contrary, real estate industry has the highest market risk because GDP growth decreases and lending rate increases. Finally, this paper provides some outcomes that could provide companies and government with more evidence in establishing their policies in governance and in monitoring these industries.


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