scholarly journals Uso da argila no processo produtivo da cerâmica vermelha: Um estudo de caso no município de Paudalho, Pernambuco

Author(s):  
Y. M. Paz ◽  
R. M. Holanda ◽  
S. G. El-Deir

As frações granulométricas do solo são consideradas recursos naturais não renováveis, devido a escala de tempo necessária para sua formação. A argila possui elevada disponibilidade na natureza, e por isso seu uso ainda é indiscriminado. É a matéria-prima principal para as indústrias de cerâmica vermelha pulverizadas em todo o território brasileiro. O objetivo do trabalho foi realizar uma discussão acerca do recurso natural não renovável argila e seu uso no processo produtivo da Indústria de cerâmica vermelha. Este foi desenvolvido através de pesquisa bibliográfica, e estudo de caso com realização de visitas técnicas a uma indústria de cerâmica vermelha localizada no município de Paudalho no estado de Pernambuco. No ano de 2013 a Indústria X adquiriu para estoque e consumo 70.161 toneladas, para uma produção de 35.806.268 blocos de cerâmica. De todo o quantitativo produzido houve uma perda de 7,5%, que reflete em 4.768 toneladas de argila e num prejuízo aproximado de R$ 845.835,52. Através do trabalho realizado percebe-se que há uma necessidade de planejamento da exploração e uso dos recursos naturais não renováveis, pois estes podem se tornar escassos e inviabilizar determinados processos produtivos. Isso pode acarretar em conflitos sociais e econômicos, pela valoração dos recursos e diminuição de disponibilidade para uso, ocasionando redução dos lucros por parte dos empresários e por consequência diminuição na oferta de empregos.Use of clay in the production process of the Red Ceramics: A case study in the city of Paudalho, Pernambuco Abstract: The fractions of soil are considered non-renewable natural resources, because the time scale required for its formation. Clay has high availability in nature, and therefore its use is still indiscriminate. It is the main raw material for the manufacture of red ceramic sprayed throughout the Brazilian territory. The objective was to conduct a discussion of non-renewable natural resource clay and its use in industry's production process of red ceramic. It was developed through literature review and case study of technical a red ceramic industry in the municipality of Paudalho in Pernambuco state visits. In 2013 the X Industry acquired for stock and consumption 70,161 tons, for a production of 35,806,268 ceramic blocks. The entire quantity produced there was a loss of 7.5%, which reflects in 4,768 tons of clay and an approximate loss of R $ 845,835.52. Through work is noticed that there is a need for planning of exploration and use of non-renewable natural resources, as they may become scarce and derail certain production processes. This can lead to social and economic conflicts, the valuation of resources and reduced availability for use, resulting in lower profits for entrepreneurs and consequently decrease in the supply of jobs.

2021 ◽  
Vol 13 (2) ◽  
pp. 862
Author(s):  
Tatiana Ponomarenko ◽  
Marina Nevskaya ◽  
Izabela Jonek-Kowalska

The depletion of non-renewable natural resources (primarily mineral and energy resources) and its assessment is a problem that is analyzed based on the concept of sustainable development. Mineral resource depletion assessment is particularly important for resource-based economies. It provides for assessing the impact of mineral asset disposal that results from the suspension or termination of operations conducted by a mining company due to insurmountable circumstances. The results of such an event will be manifested at the national, regional, and local levels and felt by mining companies, suppliers, workers, the population of the territory, and other stakeholders. The study clarifies the attributes and essence of mineral resource depletion, analyzes the advantages and limitations of the existing tools for assessing mineral resource depletion, identifies depletion factors, describes a methodology for assessing mineral resource depletion, and contains a case study of a tin deposit. The results of the study contribute to the development of the theory on the depletion of non-renewable natural resources. They provide for assessing losses to social wellbeing that can be caused by stopping the use of profitable mineral reserves.


2014 ◽  
Vol 53 (4II) ◽  
pp. 461-476 ◽  
Author(s):  
Muhammad Shakeel ◽  
M. Mazhar Iqbal ◽  
M.. Tariq Majeed

Acute shortage of energy sources in developing countries in general and South Asian countries in particular has shown that energy has become a binding input for any production process. Nowadays operation of heavy machinery and electrical equipment, and transportation of raw material and final products from their place of origination to their destination require heavy consumption of energy in one form or the other. Therefore, energy consumption that was previously ignored in the production function of a firm and an economy is now considered a vital input in production process. It affects GDP directly as by increasing energy consumption; more output can be produced with given stock of capital and labor force in a country. Also uninterrupted availability of energy at reasonable cost improves competiveness of home products in international markets and thus increases exports of home country a great deal. Resulting increase in net exports further adds to the GDP through multiplier effect


2020 ◽  
pp. 20-29
Author(s):  
Mayra Verónica Barrera-Figueroa ◽  
Graciela Rodríguez-Rodríguez ◽  
Giovanni Ugalde-Zamudio

The objectives of this work are decisive to obtain an up-to-date and reliable status regarding the use of automation in micro, small and medium-sized enterprises (MPYMES), and thus to seek a direct relationship in terms of the use of automated elements either in the production process, inventories and / or sales; in addition to how this can influence your competitiveness. The method used was the statistician, from a finite universe sample. The approach to the analysis of research results was quantitative with a descriptive scope, by which it was possible to examine how much of Acámbaro's MYPIMES, Gto. make use of automation in the aforementioned processes. The sample is obtained from the city of Acámbaro, Gto., selected place as a case study. With the results obtained, it helps to determine various factors that impact the chosen control sector; a certain part makes use of automation in some of the areas of interest, others mention ignoring the terms, and others show great interest in optimizing your business. Based on the information, various improvement recommendations are made.


2011 ◽  
Vol 367 ◽  
pp. 457-466 ◽  
Author(s):  
K. I. Idigbe ◽  
A. A. Adeniji

Traditionally, petroleum, accumulated in subsurface containers – reservoirs, is often characterized as a non-renewable natural resource. Thus, the rate of exploitation of its gaseous and/or liquid phases is expected to decline with time. The net incomes from the development of these finite assets play very important roles in determining the profitability and net values of the petroleum assets. We present equations, simple relationships, which can be used to model the development life of a petroleum asset, and thus, the net incomes. These relationships provide very simple and easy to use models, for field development plans (FDPs), a key requirement in petroleum economics. Nomenclature


2021 ◽  
Vol 1017 ◽  
pp. 123-132
Author(s):  
A.R.G. Azevedo ◽  
S.V. Klyuev ◽  
V.A. Klimenko ◽  
M.T. Marvila ◽  
Roman Fediuk

The ceramic materials production industry produces a wide variety of products, such as sealing blocks, roof tiles and shackles, used in civil construction. However, one of the major problems related to the production of these artefacts is the large consumption of natural raw material, which are the clays that are calcined and acquire appropriate technological properties. Brazil is a country that has great prominence in the production of ceramic blocks, used to reduce the existing housing deficit, however the great variability in the characteristics of the soils in the country makes this process very difficult. Thus, the objective of this work was to evaluate the physical and chemical characteristics of four different soils collected in deposits in the city of Campos dos Goytacazes, evaluating right after its technological parameters such as the flexural mechanical strength, water absorption and linear burning retraction of the calcined prismatic specimens at 750, 850 and 1100 °C. The results showed that the collected soils have adequate characteristics for the production of ceramic blocks at a temperature of 1100 °C.


Biomass ◽  
1988 ◽  
Vol 15 (3) ◽  
pp. 143-153 ◽  
Author(s):  
J.F. Swinnen ◽  
P.A. Jacobs ◽  
J.B. Uytterhoeven ◽  
E.F. Tollens

2020 ◽  
Vol 5 (1) ◽  
pp. 65-72
Author(s):  
Darno Darno ◽  
Anita Anita ◽  
Jaya Adi Gama Tengtarto ◽  
Kuswana Rama ◽  
Camelia Dewi R

The era of globalization, the industrial world is increasingly developing, there are many companies engaged in the industry that manage various kinds of products, there will be more competitive competition. The development of the company is increasing rapidly, with the level of use and need for raw materials that are relatively large and increasing consumer demand. Raw material inventory control system for its role is needed in companies with existing theories. The author intends to analyze "Evaluation Of The Internal Control System For Raw Material For The Smoothness Of The Production Prosess (Case Study at UD. XYZ di Sidoarjo)". The purpose of this study is to find out how the internal control system for raw material inventory can be used to facilitate all production processes or processing of raw materials at UD. Light Plastic Sidoarjo. The data analysis technique used and carried out is a qualitative descriptive technique, which is to compare the collected data on a theoretical basis as a reference material that provides several suggestions for problem solvers in writing. Based on the results of research that can be done that the processing process in the company includes: the stage of purchasing raw materials, the stage of storing raw materials, the processing stage, the distribution stage. The research was conducted using a case study approach with qualitative methods. Data collection methods are carried out, namely interviews, observation and documentation. Based on the analysis, it is concluded that the internal control system for raw material inventory can expedite the processing or production process in the company which is said to be good, but there are still some weaknesses, namely concurrency in work, lack of monitoring of the production process or processing time and the entry and exit of goods in the company.


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