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Wyszukujesz frazę "mechanical management" wg kryterium: Temat


Tytuł:
Review of research on weed management of chickpea in Iran: challenges, strategies and perspectives
Autorzy:
Veisi, M.
Zand, E.
Moeini, M.M.
Bassiri, K.
Powiązania:
https://bibliotekanauki.pl/articles/2082783.pdf
Data publikacji:
2019
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
herbicide
intercropping system
mechanical management
weed flora
Opis:
Weeds are one of the most important limiting factors in the production of chickpea (Cicer arietinum) in Iran, especially in autumn sown chickpea. Weed density and biomass in au- tumn chickpea are seven and two and a half times higher than the spring chickpea, respec- tively. The weed damage to chickpea in Tabriz, Kermanshah and West Azerbaijan was esti- mated at 48.3, 57 and 36%, respectively. Sixty-four weed species were identified in chickpea fields. Convolvulus arvensis L. and Galium tricornutum Dandy have the highest presence in chickpea fields. Pyridate and linuron are the only herbicides registered for use in chick- pea fields in Iran. However, research results show that fomesafen and isoxaflutole are the most appropriate herbicides for chickpea fields. Oxyfluorfen, imazethapyr, metribuzin, tri- fluralin, simazine, terbutryn and pendimethalin are the major herbicides studied in weed control research. The combination of herbicides and mechanical control is one of the effec- tive methods to reduce weeds. Hand weeding and cultivation between rows are the most effective mechanical methods of weed control. High nitrogen enhances weed dry weight. Safflower and barley residues reduce weed populations and biomass. Barley-chickpea and wheat-chickpea intercropping systems increase chickpea yield together with proper weed control. In future research, more attention should be paid to surfactants to reduce the use of herbicides, rotation crops and integrated weed management in chickpea.
Źródło:
Journal of Plant Protection Research; 2020, 60, 2; 113-125
1427-4345
Pojawia się w:
Journal of Plant Protection Research
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Prediction of energy consumption in the Industry 4.0 platform- solutions overview
Autorzy:
Temich, Sebastian
Pollak, Artur
Kucharczyk, Jacek
Ptasiński, Wojciech
Mężyk, Arkadiusz
Gąsiorek, Damian
Powiązania:
https://bibliotekanauki.pl/articles/1839684.pdf
Data publikacji:
2021
Wydawca:
Polskie Towarzystwo Mechaniki Teoretycznej i Stosowanej
Tematy:
Industry 4.0
artificial intelligence
IPOE
production management
mechanical engineering
production engineering
Opis:
For a long time, scientific and technical work has been focused on production management, which affects both the correctness of the process and the costs generated. One of the integral elements of the production process management is energy, which has an impact on the organization of work, operation of machines or production. Predicting the energy consumption of smart facilities is crucial for implementing energy-efficient management systems, the area of this problem is a key aspect of smart grids whereby loads must be planned in real time. One of the main tasks of intelligent systems is to optimize the energy demand and costs to maximize energy efficiency of the facility. According to forecasting requirements, the following article presents several approaches to prediction of energy consumption models for production engineering systems. The proposed models were adopted and analyzed in terms of their usability and were trained and validated with the use of real data collected from the electrical installation of some company using the APA IPOE system.
Źródło:
Journal of Theoretical and Applied Mechanics; 2021, 59, 3; 455-468
1429-2955
Pojawia się w:
Journal of Theoretical and Applied Mechanics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Comparative analysis of selected wastewater treatment plants
Autorzy:
Nowakowska, Anita
Powiązania:
https://bibliotekanauki.pl/articles/1177394.pdf
Data publikacji:
2018
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
biological wastewater treatment plant
mechanical-biological wastewater treatment plant
wastewater
wastewater management
Opis:
The article presents the classification of wastewater treatment plants and indicates the types of processes occurring during wastewater treatment. The purpose of the article is to get acquainted with the functioning as well as technical and economic differences of biological and mechanical-biological wastewater treatment plant. The author also made a comparative analysis containing a list of wastewater treatment efficiency in the presented treatment plants, as well as compared economic aspects necessary for the operation of these treatment plants.
Źródło:
World Scientific News; 2018, 104; 359-374
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
IT tools implemented in the information system supporting management in the range of knowledge management in mechanical engineering enterprises
Autorzy:
Dohn, K.
Gumiński, A.
Matusek, M.
Zoleński, W.
Powiązania:
https://bibliotekanauki.pl/articles/94917.pdf
Data publikacji:
2014
Wydawca:
Szkoła Główna Gospodarstwa Wiejskiego w Warszawie. Wydawnictwo Szkoły Głównej Gospodarstwa Wiejskiego w Warszawie
Tematy:
information tools
knowledge management
mechanical engineering enterprises
narzędzia informatyczne
zarządzanie wiedzą
przedsiębiorstwo produkcyjne
Opis:
In the paper the authors showed and characterized IT tools implemented in the information system supporting management in the range of knowledge management in mechanical engineering enterprises. The authors gave a detailed description of the implementation of the following IT tools: knowledge objects management, risk management, case based reasoning.
Źródło:
Information Systems in Management; 2014, 3, 1; 3-15
2084-5537
2544-1728
Pojawia się w:
Information Systems in Management
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Life Cycle Assessment of the Mixed Municipal Waste Management System Based on Mechanical-Biological Treatment
Autorzy:
Kossakowska, Karolina
Grzesik, Katarzyna
Powiązania:
https://bibliotekanauki.pl/articles/124915.pdf
Data publikacji:
2019
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
life cycle assessment
waste management
mechanical-biological treatment
municipal solid waste
waste streams treatment
Opis:
The aim of this study was to identify and assess the potential environmental impacts caused by mixed municipal solid waste management system based on mechanical-biological treatment technology in Rybnik, Poland. The study is based on life cycle assessment methodology, with application of EASETECH model. The system elements that were taken under consideration are the collection and transportation of MSW (municipal solid waste); MBT plant (mechanical and biological treatment), transportation between system elements, landfilling with LFG (landfill gas) collection system and gas combustion in flare. The adopted functional unit is 1 Mg of mixed municipal waste generated in Rybnk.
Źródło:
Journal of Ecological Engineering; 2019, 20, 8; 175-183
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Human resources management processes in the system supporting management in the area of knowledge management in mechanical engineering industry enterprises
Autorzy:
Dohn, K.
Gumiński, A.
Powiązania:
https://bibliotekanauki.pl/articles/95099.pdf
Data publikacji:
2012
Wydawca:
Szkoła Główna Gospodarstwa Wiejskiego w Warszawie. Wydawnictwo Szkoły Głównej Gospodarstwa Wiejskiego w Warszawie
Tematy:
human resources management
mechanical engineering enterprises
information system supporting knowledge management
zarządzanie zasobami ludzkimi
przedsiębiorstwo produkcyjne
system informatyczny
wspomaganie zarządzania wiedzą
Opis:
The article presents the analysis of functionalities implementing in human resource management processes in the system supporting management in the area of knowledge management in mechanical engineering industry enterprises. The authors pointed out the importance of the analyzed functionalities supporting knowledge processes in the area of human resources management to improve management efficiency in mechanical engineering industry enterprises. Additionally, the authors present the algorithmization of selected methods supporting human resource management processes used in the system supporting management in the area of knowledge management in mechanical engineering industry enterprises.
Źródło:
Information Systems in Management; 2012, 1, 1; 3-13
2084-5537
2544-1728
Pojawia się w:
Information Systems in Management
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Analysis of the Use of Agile Methods, Tools and Techniques in Foundry Enterprises
Autorzy:
Pacana, Andrzej
Czerwińska, Karolina
Powiązania:
https://bibliotekanauki.pl/articles/27323564.pdf
Data publikacji:
2023
Wydawca:
Stowarzyszenie Menedżerów Jakości i Produkcji
Tematy:
Agile business management
agility
management and quality
mechanical engineering
foundry engineering
zwinne zarządzanie przedsiębiorstwem
zwinność
zarządzanie i jakość
inżynieria mechaniczna
inżynieria odlewnicza
Opis:
In an increasingly volatile environment, the importance of agile management, which should be based on flexible procedures and agile strategy, is increasing. The purpose of the study was to analyze the trend of development, level of knowledge and implications with the application of agile methods, techniques in project, program and manufacturing process management tools, as well as to identify areas of activity of foundry companies in the context of increasing the efficiency of their operations through the use of agile project approach. The completed research indicated that the knowledge and variety of application of agile methods, tools and techniques is at a relatively low level within the framework of project, program and manufacturing process management in the surveyed foundries. Among the most commonly used instrumentation are: PDCA, Kanban, SCRUM, SCRUMBAN, Lean Development, DMAIC and XP. The research showed that the use of agile instrumentation in the areas of projects, programs and manufacturing process management allows work to be done in an orderly and transparent manner. Foundries that consistently use agile instrumentation produce high-quality and non-conformity-free products with short time-to-market. Future research directions will be to perform a comparative analysis of the level of knowledge and implications of agile instrumentation in foundries located in Poland and selected neighboring countries.
Źródło:
System Safety : Human - Technical Facility - Environment; 2023, 5, 1; 1-9
2657-5450
Pojawia się w:
System Safety : Human - Technical Facility - Environment
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Variation of physical and mechanical properties with depth in Alfisols
Autorzy:
Panayiotopoulos, K.P.
Kostopoulou, S.
Hatjiyiannakis, E.
Powiązania:
https://bibliotekanauki.pl/articles/24237.pdf
Data publikacji:
2004
Wydawca:
Polska Akademia Nauk. Instytut Agrofizyki PAN
Tematy:
soil profile
physical property
Greece
Alfisol
soil productivity
depth
land use planning
mechanical property
soil management
Źródło:
International Agrophysics; 2004, 18, 1
0236-8722
Pojawia się w:
International Agrophysics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Effect of the Return Material Implementation into the Production of Silumin Casts on Technological and Economic Indicators of Production Process
Autorzy:
Gaspar, S.
Majernik, J.
Trytek, A.
Podaril, M.
Benova, Z.
Powiązania:
https://bibliotekanauki.pl/articles/2126917.pdf
Data publikacji:
2022
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
HPDC
product development
quality management
mechanical properties
castings defects
rozwój produktu
zarządzanie jakością
właściwości mechaniczne
wady odlewów
Opis:
The production of high pressure die casts also brings difficulties regarding the processing of the waste material. It is mainly formed by runners, overflows and other foundry supplements used and, in the case of machines using the cold chamber, also the remainder from this chamber. As this material is often returned to the production process, we refer to it as return material. In the production process, it is therefore essential to deal with the proportion issue of return material against primary material that can be added to the melt to maintain the required cast properties. The submitted article monitors the quality properties of the alloy, selected mechanical properties of casts and porosity depending on the proportion of the return material in the melt. At the same time, the material savings are evaluated with regards to the amount of waste and the economic burden of the foundries. To monitor the above-mentioned factors, series of casts were produced from the seven melting process variants with a variable ratio of return to the primary material. The proportion ratio of return material in the primary alloy was adjusted from 100% of the primary alloy to 100% of the return material in the melting process. It has been proven that with the increasing proportion of the return material, the chemical composition of the melt changes, the mechanical properties of the alloy decrease and the porosity of the casts increases. Based on the results of the tests and analyzes, the optimal ratio of return and primary material in the melting process has been determined. Considering the prescribed quality of the alloy and mechanical properties, concerning the economic indicator of the savings, the ratio is set at 70:30 [%] in favor of the primary material.
Źródło:
Archives of Foundry Engineering; 2022, 22, 1; 69--76
1897-3310
2299-2944
Pojawia się w:
Archives of Foundry Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The use of quality management techniques to identify sources of incompatibilities in sealants
Autorzy:
Siwiec, Dominika
Pacana, Andrzej
Powiązania:
https://bibliotekanauki.pl/articles/1931410.pdf
Data publikacji:
2020
Wydawca:
Politechnika Śląska. Wydawnictwo Politechniki Śląskiej
Tematy:
quality
mechanical engineering
non-destructive test
quality management
incompatibility
jakość
budowa maszyn
badania nieniszczące
zarządzanie jakością
niekompatybilność
Opis:
Purpose: The effectiveness of the NDT tests is to identify the incompatibility of the products without their destruction, but NDT tests do not point out the root of incompatibility. The aim of the study was to identify the incompatibility in the product (the mechanical sealer) using the fluorescent method (FPI) and to identify the root of this incompatibility using quality management techniques (5W2H method, Ishikawa diagram, 5Why method). Design/methodology/approach: To identify the root of incompatibility in the product the quality management techniques were used, i. e. 5W2H method, Ishikawa diagram and 5Why method. The subject (the mechanical sealer) on which being incompatibility (porosity cluster) was identified, was made from 410 steel. The problem in which the porosity cluster was identified after the fluorescent method (FPI). Findings: It has been shown that integrating NDT with the selected quality management techniques is an effective way to identify the problem and the root of its creation. Practical implications: This approach can be used in enterprises to analyze different types of products and incompatibilities. Originality/value: It was proposed to integrate the NDT tests with the selected quality management techniques. This integration allows identify the root of the problem and achieving the needed quality of the product.
Źródło:
Zeszyty Naukowe. Organizacja i Zarządzanie / Politechnika Śląska; 2020, 143; 285-295
1641-3466
Pojawia się w:
Zeszyty Naukowe. Organizacja i Zarządzanie / Politechnika Śląska
Dostawca treści:
Biblioteka Nauki
Artykuł

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