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Articles 15121 - 15150 of 196383
Full-Text Articles in Engineering
Effect Of Cadmium-Free Filler Metal On Mechanical Properties And Microstructure Of Pdc Cutters, Zhang Suhui, Yao Ningping, Liu Qingxiu, Liu Huan, Wang Dechuan
Effect Of Cadmium-Free Filler Metal On Mechanical Properties And Microstructure Of Pdc Cutters, Zhang Suhui, Yao Ningping, Liu Qingxiu, Liu Huan, Wang Dechuan
Coal Geology & Exploration
Objective PDC bits are critical components of geological support equipment and play a vital role in advancing technology and improving efficiency in the coal industry. Currently, PDC bits are brazed using silver filler metals containing cadmium, a toxic and polluting element. This study introduces the use of environmentally friendly, cadmium-free filler metals for brazing PDC bits. Methods The study investigates the wetting mechanism between brazing filler metals and base materials, utilizing Ag-Cu-Zn series brazing filler metals containing high silver and Sn, Mn and Ni, and only Ni for flame brazing of PDC cutters and steel. The shear strength of different …
Spatial Surveying Characteristics And Reconstruction Method Of Millimetre Wave Radar In Complex Environment Of Coal Mine Roadway, Xue Xusheng, Yang Xingyun, Yue Jianing, Wang Chuanwei, Mao Qinghua, Ma Hongwei, Wang Rongquan
Spatial Surveying Characteristics And Reconstruction Method Of Millimetre Wave Radar In Complex Environment Of Coal Mine Roadway, Xue Xusheng, Yang Xingyun, Yue Jianing, Wang Chuanwei, Mao Qinghua, Ma Hongwei, Wang Rongquan
Coal Geology & Exploration
Objective Underground spatial surveying of coal mine is an important part of transparent geological modelling for coal mine. However, the complex environment of coal mine roadway, incomplete information acquisition, insufficient accuracy of sensed data and other difficulties need to be urgently solved. Methods First, the signal characteristics of millimeter wave radar under the complex environmental factors such as dust, water mist, surrounding rock structure, etc. were studied in depth, the millimeter wave signal attenuation model was established for the surrounding rock of coal mine roadway, and the influence mechanism of complex environmental factors for millimeter wave radar was comparatively analyzed. …
Integrating Risk And Vulnerability: Exploring A Unified Model For Supply Chain Resiliency, William G. Cook
Integrating Risk And Vulnerability: Exploring A Unified Model For Supply Chain Resiliency, William G. Cook
USF Tampa Graduate Theses and Dissertations
The world has entered an era of retreating globalization, mounting geo-political tensions, rising protectionism, and increasing focus on the fragility of complex supply chains. The negative impacts of supply chain disruptions have been increasingly documented since the turn of the century. Given the global scale of recent disruptions, supply chain resiliency has become a national imperative. The Global Financial Crisis, the Covid-19 pandemic, and other major disruptive events demonstrate the active role of government in mitigating damage, the enduring effects of regulation, and the resultant re-evaluation of supply chain strategies by the private and public sectors. In this environment, supply …
Organic Amendments Improve The Quality Of Coal Gob Spoils: A Sustainable Mining Waste Reclamation Method, Zhiming Zhang, Anshuman Satpathy, Kirby Morris, Abhishek Roychowdhury, Rupali Datta, Dibyendu Sarkar
Organic Amendments Improve The Quality Of Coal Gob Spoils: A Sustainable Mining Waste Reclamation Method, Zhiming Zhang, Anshuman Satpathy, Kirby Morris, Abhishek Roychowdhury, Rupali Datta, Dibyendu Sarkar
Henry M. Rowan College of Engineering Departmental Research
Coal mine tailings can lead to a range of environmental problems, including toxic metal contamination, soil erosion, acid mine drainage, and increased salinity. Mine spoils from coal mining activities accumulated as gob piles are difficult to reclaim due to constraints such as a steep slope, unsuitable pH, insufficient nutrient supply, metal toxicity, low water-holding capacity, and poor soil structure. We investigated the efficiency of low-cost amendments on coal gob spoils from Carthage Coal Field (CCF) in New Mexico in improving the quality of coal gob spoils. Gob spoil was incubated for 90 days with various rates of organic amendments such …
Addressing Output Ripples In Low-Power Cmos-Based Multistage Dc-Dc Boost Converters For Self-Powered Electrochemical Sensors Applications, Sameh O. Abdellatif, Ahmat Abdelwahid
Addressing Output Ripples In Low-Power Cmos-Based Multistage Dc-Dc Boost Converters For Self-Powered Electrochemical Sensors Applications, Sameh O. Abdellatif, Ahmat Abdelwahid
Electrical Engineering
No abstract provided.
Intensification Of Convective Heat Transfer In Tubular-Grid Packings Of Rectification Columns, Ainagul Abdiualievna Nurillaeva, Elbek Tulkinovich Mavlonov, Khabibulla Sadullaevich Nurmukhamedov, Nazora Sharofovna Khudoiberdieva
Intensification Of Convective Heat Transfer In Tubular-Grid Packings Of Rectification Columns, Ainagul Abdiualievna Nurillaeva, Elbek Tulkinovich Mavlonov, Khabibulla Sadullaevich Nurmukhamedov, Nazora Sharofovna Khudoiberdieva
Chemical Technology, Control and Management
The paper presents the results of an experimental study on the intensification of convective heat exchange in tubular-lattice packings of rectification columns. Currently, in various sectors of the country's economy, either plate or packed rectification columns are mainly used, and combined devices are not used. Therefore, in this paper, studies were conducted on the intensification of the rectification process by using tubes with spiral turbulators with their staggered and corridor placement in the tube sheet. Analysis of the experimental data showed that the pitch of the turbulators s/deb significantly affects the heat exchange process. At the pitch of the spiral …
Generalized Structural-Parametric Conceptual Model Of The Electromagnetic Mechatronic Module, N.R. Matyokubov, T.O. Rakhimov
Generalized Structural-Parametric Conceptual Model Of The Electromagnetic Mechatronic Module, N.R. Matyokubov, T.O. Rakhimov
Chemical Technology, Control and Management
This article is dedicated to developing a generalized structural-parametric conceptual model of the electromagnetic mechatronic module. The design of a mechatronic module based on an electromagnetic linear motor, which performs reciprocating movements in space along different coordinates simultaneously, is presented. This module is used to enhance the functional capabilities of mechatronic systems and robotic complexes employed in modern automotive, textile, mining, metallurgy, and energy industries. It also serves to improve technical characteristics such as operational accuracy and speed. Based on this design, a computational scheme has been constructed using a van-equivalent T-shaped four-pole circuit model of the mechatronic module. It …
Organization And Design Of Smart Greenhouse Models And Using Types Of Energies, Nodirbek Rustambekovich Yusupbekov, Dong Zhang, Muso Berdiyor Ugli Allanov
Organization And Design Of Smart Greenhouse Models And Using Types Of Energies, Nodirbek Rustambekovich Yusupbekov, Dong Zhang, Muso Berdiyor Ugli Allanov
Chemical Technology, Control and Management
In this article, you can see the models of modern greenhouses, reducing water consumption, parameters and some factors to be considered for automated greenhouses, proposed models for organizing greenhouses, and the Smart Greenhouse model is written in the Siemens Simatic S7 1200 controller by using the TIA portal program.
Identification Of Acoustic Emission Signal Measuring Channels, Miraziz Vorisovich Sagatov
Identification Of Acoustic Emission Signal Measuring Channels, Miraziz Vorisovich Sagatov
Chemical Technology, Control and Management
When developing design monitoring systems based on the acoustic emission method, the dynamic properties of the entire AE signal path, which are related to fast processes, are important. The corresponding mathematical models must be used to consider the dynamics of the measurement system channels. In addition, it is necessary to provide the possibility of a detailed analysis of acoustic emission signals with the definition of a certain set of their parameters, such as amplitude, pulse steepness, duration, etc. The vector of such parameters is a signal portrait that can be used to solve monitoring and diagnostics problems. Providing for the …
Development Of A Fuzzy Controller For Temperature Control In Phosphate Ore Beneficiation Process., D.P. Mukhitdinov, O.U. Sattarov, Sh.O. Annakulov
Development Of A Fuzzy Controller For Temperature Control In Phosphate Ore Beneficiation Process., D.P. Mukhitdinov, O.U. Sattarov, Sh.O. Annakulov
Chemical Technology, Control and Management
The paper presents the results of the obtained research, taking into account the dynamics of the thermal process in order to determine the parameters of the equipment and the choice of the optimal law of temperature regulation, the results of the process of temperature regulation in the process of roasting phosphate ores in the tower furnace are presented. The main purpose was to enhance the quality of phosphate ores and reduce energy consumption by using a fuzzy PID controller to regulate the temperature during the burning process of phosphate ores in a tower furnace. The parameters of the developed model …
Fuzzy Models And Optimization By Distillation Units In The Aspen Hysys Software Environment, Nodirbek Rustambekovich Yusupbekov, Farux Tulkunovich Adilov, Janibek Alibekovich Aytbaev
Fuzzy Models And Optimization By Distillation Units In The Aspen Hysys Software Environment, Nodirbek Rustambekovich Yusupbekov, Farux Tulkunovich Adilov, Janibek Alibekovich Aytbaev
Chemical Technology, Control and Management
Developed fuzzy models and optimization of a deethanizer distillation column in the Aspen HYSYS software environment. This article presents the results of studies related to fuzzy modeling of distillation columns using the example of a typical deethanizer. A fuzzy computer model and optimization based on mathematical process modeling have been developed, which describes in detail technological processes using differential equations of energy transfer, material balance, hydraulics, and physicochemical kinetics inside the distillation column.
Algorithms For Minimizing The Boundary Values Of The Quadratic Quality Criterion Based On Approximation Methods, Yulduz Mukhtarkhodzhaevna Abdurakhmanova
Algorithms For Minimizing The Boundary Values Of The Quadratic Quality Criterion Based On Approximation Methods, Yulduz Mukhtarkhodzhaevna Abdurakhmanova
Chemical Technology, Control and Management
This paper considers approximation methods for solving optimization problems while discussing the possibility to reduce the large amount of calculations. Hence, the approximation range is selected in accordance with the optimal value of the quality indicator. To do this, the upper and lower boundaries are being calculated followed by generating the control sequences that minimize the specified boundaries. The next step is to find an approximate solution. An approximate solution to the dual control problem comes from the problem of optimal control of a linear Gaussian system with a quadratic quality criterion and unknown parameters. For the dual control problem, …
Improving Methods To Ensure Accuracy In The Machining And Repair Of Aircraft Parts Using Multi-Parametric Control And Management Systems, A.M. Abduvaliev, Sh.B. Mamirov
Improving Methods To Ensure Accuracy In The Machining And Repair Of Aircraft Parts Using Multi-Parametric Control And Management Systems, A.M. Abduvaliev, Sh.B. Mamirov
Chemical Technology, Control and Management
This article examines algorithms for the movement of measuring heads (MH) on controlled component surfaces on numerically controlled (NC) machines. Algorithms for surface inspection are developed based on the installation error range of the components. An algorithm for moving the measuring head in hole inspection, accounting for component installation error, is presented. The inspection time is determined to identify optimal movement algorithms for measuring heads on controlled surfaces. A method for inspecting component planes is presented, along with formulas for calculating the inspection time of both plane and hole measurements, considering installation error. Algorithms for plane inspection based on various …
Development Of Structures Of Intellectual Control Systems Of The Rectification Process, Shodievich Avazov Yusuf
Development Of Structures Of Intellectual Control Systems Of The Rectification Process, Shodievich Avazov Yusuf
Chemical Technology, Control and Management
Rectification processes, which are considered complex technological processes, and the development of structures of intelligent systems for controling the work of rectification devices and columns, which serve to organize them, were considered. The need to build intelligent control systems is based on the fact that the progress of the rectification process is affected by a large number of factors, including temperature, pressure, consumption, temperature difference, concentration of mixtures, properties of light and heavy volatile components. The structure of an intelligent control system based on the situational control method for rectification devices is proposed. The architecture of the proposed intelligent control …
Research On Data Collection And Transmission Technologies For Automatic Control Of High-Frequency Ozonators In Water Disinfection, P.I. Kalandarov, D.R. Ermanova, N.Zh. Duisenov, M.Zh. Koshkinbayeva, B.B. Shynzhigit, D.A. Abdullaeva, Kh.Kh. Abdullaev
Research On Data Collection And Transmission Technologies For Automatic Control Of High-Frequency Ozonators In Water Disinfection, P.I. Kalandarov, D.R. Ermanova, N.Zh. Duisenov, M.Zh. Koshkinbayeva, B.B. Shynzhigit, D.A. Abdullaeva, Kh.Kh. Abdullaev
Chemical Technology, Control and Management
This scientific work analyzes the research on data collection and transmission technologies for automatic control of high-frequency ozonators in water disinfection. The purpose of the study is to improve disinfection efficiency and optimize the system's operation by using IoT and artificial intelligence technologies in the control of ozonators. During the study, data collected by sensors were processed in real time through an IoT system and analyzed using artificial intelligence. Results showed that the efficiency of ozonator control increased by 25%, and ozone consumption was reduced by 20%. The use of a PID controller allowed for a 15% reduction in the …
Methods For Applying And Optimizing Digital Control Systems In The Process Of Extracting Vegetable Oils, Mirhalil Agzamovich Ismailov, Matluba Abduhalimovna Isaqova
Methods For Applying And Optimizing Digital Control Systems In The Process Of Extracting Vegetable Oils, Mirhalil Agzamovich Ismailov, Matluba Abduhalimovna Isaqova
Chemical Technology, Control and Management
Nowadays, the advancement of science and technology has led to more complex production processes and management systems, requiring in-depth research into their structure and interconnections. A key method for such research is mathematical modeling, which has become more prevalent with the development of information technologies and simulation modeling. This study focuses on building a simulation model for oil production processes, particularly cottonseed oil extraction, addressing problem formulation, modeling stages, and the scientific and practical significance. The model plays a vital role in automating production, improving product quality, and increasing efficiency. The mathematical model of oil extraction helps optimize the process …
Troubleshooting And Diagnostics Of Electronic Computing Devices Using The Object Model Creation Method, Gulmira Shuxratovna Abidova, Asad Xolboy O’Gli Shosalmanov
Troubleshooting And Diagnostics Of Electronic Computing Devices Using The Object Model Creation Method, Gulmira Shuxratovna Abidova, Asad Xolboy O’Gli Shosalmanov
Chemical Technology, Control and Management
This paper presents a major challenge in fault diagnosis for electronic computing equipment is developing an object model tailored to support diagnostic tasks. Effective fault localization requires establishing a link between the diagnostic process and the object model. This connection should enable direct observation of diagnostic points and organize all potential defect and fault sources to clearly show their impact on each diagnostic point and the relevant parameters. Achieving this necessitates comprehensive information about parameter values, expected variations, and the permissible relationships between network elements that generate these parameters. Therefore, building a robust model is essential to facilitate accurate fault …
A New Method Of Determination Of Intercalibration Intervals Of Measuring Instruments Of Physico-Chemical Quantities Taking Into Account The Uncertainty Of Measurements, Sh.M. Masharipov, P.M. Matyaqubova
A New Method Of Determination Of Intercalibration Intervals Of Measuring Instruments Of Physico-Chemical Quantities Taking Into Account The Uncertainty Of Measurements, Sh.M. Masharipov, P.M. Matyaqubova
Chemical Technology, Control and Management
This paper presents a new method that can be applied in the field of metrology to determine and change the intercalibration periodicity during the operation of measuring instruments (certified standard chemical samples) used in the field of state metrological control and supervision. In modern metrology, the key issue is the determination and correction of intercalibration periodicity during the use of measuring instruments. The present paper presents a new method that can be applied in the sphere of state metrological control and supervision to improve the accuracy and reliability of measurements. The proposed method is intended only for exemplary measuring instruments …
System Of Monitoring And Control Of Thermal Regime In Gas-Fired Furnaces, U.U. Kholmanov
System Of Monitoring And Control Of Thermal Regime In Gas-Fired Furnaces, U.U. Kholmanov
Chemical Technology, Control and Management
The system of monitoring and control of thermal regime in gas furnaces is considered, the description of which includes temperature sensors, control systems and optimization algorithms. Attention is paid to monitoring, which allows to ensure stability and efficiency of furnace operation. The existing approaches to thermal regime control are analyzed. Examples of implementation of these systems are given, as well as the prospects for their development with regard to modern trends in automation and digitalization.
Research Of Electromagnetic Interference Effects On The Operational Stability Of A Measuring Device, Erkin Uljaev, Elyor Faxriddinovich Khudoyberdiev, Utkirjon Murodillayevich Ubaydullayev, Shohrux Nurali O‘G‘Li Narzullayev
Research Of Electromagnetic Interference Effects On The Operational Stability Of A Measuring Device, Erkin Uljaev, Elyor Faxriddinovich Khudoyberdiev, Utkirjon Murodillayevich Ubaydullayev, Shohrux Nurali O‘G‘Li Narzullayev
Chemical Technology, Control and Management
The article explores the impact of electromagnetic interference on the performance of measuring devices used in industrial environments. An experimental analysis of sensor parameters and the influence of electromagnetic fields on their accuracy was conducted. Testing methodologies utilizing shielding technologies were developed to enhance interference resistance. The results confirm the efficiency of protective shielding in ensuring stable device operation under various interference sources.
Numerical Simulation Of Gas Flow In A Direct-Flow Cyclone, V.S. Toptalov, S.U. Ganieva, O.M. Flisyuk, Kh.S. Nurmukhamedov
Numerical Simulation Of Gas Flow In A Direct-Flow Cyclone, V.S. Toptalov, S.U. Ganieva, O.M. Flisyuk, Kh.S. Nurmukhamedov
Chemical Technology, Control and Management
A numerical model of gas flow in a direct-flow cyclone of two different configurations is presented. The main task of the simulation was to determine the gas velocity field in the apparatus and analyze the presence of a turbulent wake of the stabilizer swirled, which can have a negative impact on the efficiency of the apparatus. During the study, it was found that when the gas flow is disrupted by the stabilizer of the swirler, a turbulent wake is formed, into which trapped particles can fall. The solution to this problem is to lengthen the stabilizer and increase its diameter. …
Flow Distribution In Magnetic Circuits Of Measuring Transducers With Distributed Parameters And A Concentrated Longitudinal Excitation Winding, Kamila Jurayeva, Javharbek Fayzullayev, Usmon Mukhtorov
Flow Distribution In Magnetic Circuits Of Measuring Transducers With Distributed Parameters And A Concentrated Longitudinal Excitation Winding, Kamila Jurayeva, Javharbek Fayzullayev, Usmon Mukhtorov
Chemical Technology, Control and Management
The given paper presents the flow distribution in magnetic circuits of measuring transducers with distributed resistance parameters of long ferromagnetic rods and the magnetic capacitance between them and a concentrated excitation winding using the example of a magnetic circuit of a new magnetically elastic tensile force measuring transducer. It is shown that in such magnetic circuits, the magnetic voltage and magnetic flux into the section of the excitation winding installation have maximum values, gradually decreasing from this section toward the end parts of the magnetic circuit. Suppose the rate of change of the magnetic voltage along the coordinate is practically …
Research And Justification Of The Optimal Optical And Design Parameters Of The Activated Sludge Concentration Measuring Device For Biological Wastewater Treatment, Siroj Sobirovich Nurov, Makhsud Idrisovich Makhmudov, Uktam Farxodovich Mamirov
Research And Justification Of The Optimal Optical And Design Parameters Of The Activated Sludge Concentration Measuring Device For Biological Wastewater Treatment, Siroj Sobirovich Nurov, Makhsud Idrisovich Makhmudov, Uktam Farxodovich Mamirov
Chemical Technology, Control and Management
This article discusses the optimization of the design and optical parameters of an activated sludge concentration measuring device through experimental studies in laboratory conditions in order to improve the metrological characteristics of the meter. In particular, based on the optimality criteria, a more suitable type of photodetector for the meter is compared and selected; for the selected photodetector, the optimal distance with the emitter is determined, which is modern LEDs that emit light of a selective wavelength of radiation and under a certain degree of illumination. Based on the experiments conducted, it was determined that the optimal thickness between the …
Analysis Of Standardization Services In An Organization And Standards Development Process Model, F.F. Fattoev, Sh.A. Turaev, A.A. Abdurakhmanov
Analysis Of Standardization Services In An Organization And Standards Development Process Model, F.F. Fattoev, Sh.A. Turaev, A.A. Abdurakhmanov
Chemical Technology, Control and Management
This article explores the economic significance of standardization within the industrial sector, highlighting its role in enhancing competitiveness and innovation in the Republic of Uzbekistan. Standardization, implemented across various levels (state, industry, and organizational), provides a framework for ensuring quality, safety, and technical consistency across production processes, products, and infrastructure. The article examines how standardization services, even if not separate organizational units, contribute to public interest by fostering consistency and productivity through the interdisciplinary technical coordination (TSC) system. Additionally, the research considers mathematical methods for developing standards, offering insights into how structured standardization can support automation, increase labor productivity, and …
Development Of A Mathematical Model For An Intelligent Process Control System In Brewing Industry, A.N. Yusupbekov, M.Sh. Yusupov
Development Of A Mathematical Model For An Intelligent Process Control System In Brewing Industry, A.N. Yusupbekov, M.Sh. Yusupov
Chemical Technology, Control and Management
The paper deals with developing a mathematical model for a system of intelligent process control in brewing, focusing on the critical parameters of fermentation: temperature, pressure, and pH level. Mathematical models of the dynamics of the process of each of the parameters are given based on exponential dependencies, which allow for the description of the change of these values over time. The possibility of using PID regulators, neural networks, and fuzzy logic to control the process under study and the modeling that allows the optimization of beer production, improving its quality and reducing costs.
Investigation Of Magnetic Circuits Of Measuring Transducers With A Distributed Longitudinal Excitation Winding, Javharbek Fayzullayev, Kamika Jurayeva, Usmon Mukhtorov
Investigation Of Magnetic Circuits Of Measuring Transducers With A Distributed Longitudinal Excitation Winding, Javharbek Fayzullayev, Kamika Jurayeva, Usmon Mukhtorov
Chemical Technology, Control and Management
The article examines the laws of distribution of magnetic voltage and magnetic flux in magnetic circuits of measuring transducers with distributed resistance parameters of long ferromagnetic rods and magnetic capacitance between them and a transverse distributed excitation winding using the example of a magnetic circuit of a new magnetically elastic force converter. It is established that in such magnetic circuits, the magnetic voltage changes its sign when passing through the section of the magnetic neutral, and the magnetic flux in the magnetic neutral has a maximum value, with a fixed value of the length of the distributed excitation winding, the …
Control Algorithms With A Predictive Model Of Dynamic Objects Of Continuous And Semi-Continuous Industrial Production, Sh.M. Gulyamov, M.Yu. Doshchanova
Control Algorithms With A Predictive Model Of Dynamic Objects Of Continuous And Semi-Continuous Industrial Production, Sh.M. Gulyamov, M.Yu. Doshchanova
Chemical Technology, Control and Management
The paper presents methods and algorithms for automatic control based on predictive models of dynamic objects in continuous and semi-continuous industrial production. The approach under consideration allows further improvement of scientific foundations and formalized methods for designing the implementation of highly efficient systems for advanced control of complex technological processes and industrial production in real-time.
Automation Of Medical Facilities, Automation Of Diagnostic Processes For Intelligent Primary Diagnosis Of Diseases Of The Oral Cavity., Otabek Ismailov, X.F. Temirova
Automation Of Medical Facilities, Automation Of Diagnostic Processes For Intelligent Primary Diagnosis Of Diseases Of The Oral Cavity., Otabek Ismailov, X.F. Temirova
Chemical Technology, Control and Management
A mathematical machine learning model for dental disease diagnosis plays an important role in medicine with high accuracy, speed, and personalization capabilities. This allows for increased efficiency not only for patients but also for medical personnel. For this reason, in this article, an improved mathematical model has been developed to effectively detect dental diseases.
Selecting The First Approach Speed Of The Igm-2k Measuring Head When Controlling The Installation Error Of Housing Parts On Tncd Machines, A.M. Abduvaliev
Selecting The First Approach Speed Of The Igm-2k Measuring Head When Controlling The Installation Error Of Housing Parts On Tncd Machines, A.M. Abduvaliev
Chemical Technology, Control and Management
Theoretical analysis and experimental studies have been conducted on the automatic control process for installation errors of body parts using the IGM-2K measuring head on numerically controlled machines. The results of the experimental study are presented, detailing the actual values of control errors and the time costs associated with automatic approach methods using the IGM-2K for checking the base points of body part surfaces on these machines. An algorithm for selecting the first approach speed F1 for IGM-2K has been developed. In accordance with the developed algorithm, the optimal values F1 are determined for a different range of installation errors …
Comparative Analysis Of Not Logic Elements Implemented On Mosfet Transistors With Their Analogs Implemented On Bipolar Transistors, Nodira Batirdjanovna Аlimova, Nilufar Baxtiyorovna Gulyamova
Comparative Analysis Of Not Logic Elements Implemented On Mosfet Transistors With Their Analogs Implemented On Bipolar Transistors, Nodira Batirdjanovna Аlimova, Nilufar Baxtiyorovna Gulyamova
Chemical Technology, Control and Management
This paper presents a comparative analysis of existing 'NOT' logic elements (LE) based on MOSFET transistors and their analogs using bipolar transistors. It was found that the 'NOT' LE circuit implemented with n-MOS transistors is analogous to the 'NOT' LE implemented with n-p-n bipolar transistors, i.e., integral-injection logic (I2L). The circuit of the LE"NOT" made on p-MOS transistors is an analog of the LE"NOT» made on bipolar transistors of the p-n-p structure. The methodologically significant similarity between the LE"NOT," implemented on complementary MOSFET transistors, and the LE" NOT," implemented on complementary bipolar transistors (BT), using the injection-voltaic effect and representing …