RESEARCHES ON WEAR AND RELIABILITY OF SOME …

2019-2-21 · RESEARCHES ON WEAR AND RELIABILITY OF SOME SUBASSEMBLIES AND SPARE PARTS OF TECHNOLOGICAL EQUIPMENT . VLAD ALEXANDRU FLOREA. 1. Abstract: Any source of light from an airport area which is situated above the level of the runway must have a breaking section, which should give in the case of a collision with an airplane or any other vehicle.

Machine efficiency and man power utilization on …

2009-5-8 · Machine efficiency and man power utilization on production lines S. K. SUBRAMANIAM 1, S. H. HUSIN 2, Y. YUSOP 3, A. H. HAMIDON 4 1, 2, 3 Faculty of Electronics and Computer Engineering Universiti Teknikal Malaysia Melaka

Researches and Applications on Geostatistical Simulation ...

Request PDF | Researches and Applications on Geostatistical Simulation and Laboratory Modeling of Mine Ventilation Network and Gas Drainage Zone | The mine disaster of gas at working face and goaf ...

Researches on the suitability of switched reluctance ...

Researches on the suitability of switched reluctance machines and permanent magnet machines for specific aerospace applications demanding fault tolerance

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Maintenance, Reliability, and EAM Knowledge, Education, and Training that Puts You in the Top 1% to 5% of Practitioners FREE BOOK: PLANT AND EQUIPMENT WELLNESS The free Plant and Equipment Wellness PDF book with templates explains the powerful Plant Wellness Way Enterprise Asset Management methodology that delivers highly reliable operating assets needed for maximum …

Evaluation of flyrock phenomenon due to blasting operation ...

2011-5-26 · A SVM-based method was used for calculation subsidence coefficient by Zhi-xiang . Zhang et al. employed the SVM to determine the parameters for the probability-integral method of mining subsidence prediction showing SVM model is much better than the ANN in terms of reliability and precision. In this study, the flyrock phenomenon due to blasting ...

A review of models for water level forecasting based on ...

2021-7-20 · It is crucial to keep an eye on the water levels in reservoirs in order for them to perform at peak, as they are one of the, if not, the most vital part in water resource management. The water stored is essential in providing water supply, generating hydropower as well as preventing overlasting droughts. Thus, efficient forecasting models are essential in overcoming the issues revolving around ...

USING THE POINT LOAD TEST TO DETERMINE THE …

2012-8-29 · the Coal Mine Roof Rating (CMRR). INTRODUCTION The point load test (PLT) is an accepted rock mechanics testing procedure used for the calculation of a rock strength index. This index can be used to estimate other rock strength parameters. The focus of this paper is to present the data analysis used to correlate the point load test index (Is50) with

The grass mowing machines'' operational reliability and its ...

2018-9-1 · After that mowing machine reliability starts to fall because of failures. Between range 0.8–1.6 machines'' reliability is 74%, for 1.6–2.4 range-50%, for 2,4–3.2 range 37% and for 5.6–6.4 range only 9%. Parameters for eliminating the grass mowing machines'' failures were calculated with the same method as we calculated reliability results.

Possible Use of Data Mining for Analysis and Prediction of ...

2017-4-5 · Data mining is used as a popular technique in several scientific researches. In agriculture, application of data mining is a relatively new approach. One of the most popular data mining approaches is to find prediction rules from experimental data sets. …

Meta-Analysis and Forest Plots for Sustainability of Heavy ...

2021-8-3 · Mining and the mineral industry are often the backbone of a country''s economy. Mining of ore in India is mostly done by the open-pit mining method. Most of the open-pit mines use dumpers or dump trucks as the equipment for transporting ore from the mine. Dumpers are powered by diesel engines [1–5]. The engine consists of different subsystems

MTTR, MTBF, or MTTF? – A Visual Guide To Failure Metrics

2018-8-10 · Measuring failure metrics is an integral part of asset management. MTTR can tell us how efficient our maintenance team is, MTBF points to the reliability of our equipment, and MTTF tries to estimate the average lifespan of non-repairable assets. These are by no means the only maintenance-related metrics and KPIs worth tracking.

Subway Tunnel Disease Associations Mining Based on Fault ...

2017-10-9 · Monitoring and control of subway tunnel diseases throughout operation determine whether the operation of the subway is safe or not. In order to ensure operation safety, in-depth analysis of tunnel disease risks must be conducted. We constructed a fault tree based on tunnel diseases of Shanghai Subway at first. Using the subway tunnel maintenance work data, we calculated the probability of ...

Volodymyr SHATALOV | Freelancer | Doctor of Sciences ...

Volodymyr Shatalov. Centrifugation samples of the distilled water leads to increase pH from 6,57 at 30°C till 7,25 at 36°C, that is caused by degassing and an output of …

Mining Millions of Reviews: A Technique to Rank Products ...

2011-7-27 · Recently, there has been a wide range of research done on customer reviews, from studying the quality of reviews to mining reviews for product evaluation. The most closely related work on product ranking is (Zhang, Narayanan, 10-50 50-100 100-200 200-300 300-500 500+ 0.8 0.85 0.9 0.95 1 1.05 1.1 1.15 1.2 1.25 Number of revews

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2018-10-10 · Data Mining: It is a process in which extraction of relevant data is done from a huge amount of data, particularly considered as a data warehouse or data marts (subset of data warehouse) and the patterns are extracted. Pattern Evaluation: It is the step followed by the data mining step and here the evaluation of patterns are

“Data Mining”: Top 20 Topics to Research ...

If you want to conduct a research project on data mining and are looking for facts and topics, then you''ve come to the right place. The previous guide 10 facts on data mining for an academic research project must have given you a comprehensive outlook on data mining and you can get further help by reading this guide which has 20 interesting topics.

MINE PROJECT EVALUATION TECHNIQUES

2021-3-18 · calculate an average or expected NPV of the project. Fig. 2 MCS sofware snapshoot The more simulations done, the more accurate the approximation of the outcome of the project will be (Walls, 1999). In most cases, to make the calculation easier, the variables are assumed to be independent from one another. In reality, most of the

Mining at home: How many GPU mining rigs on one circuit ...

2018-3-1 · How many GPU mining rigs can you plug into a residential outlet? It''s easy to find out. With a few simple calculations you''ll know how many mining rigs you can plug in before tripping a circuit breaker. Learn the capacity of your home 15 amp and 20 amp …

Design and Shape Optimization of Excavator Bucket

2016-11-4 · calculation, stress analysis. stresses in bucket by analytically and Finite analysis 1. INTRODUCTION Applications for excavator in India include use as a utility machine at large construction sites (roads and dams for example) and urban infrastructure projects as well as the loading of hoppers and trucks, trenching, the cleaning of

Performance, Durability & Reliability Testing

Reliability Testing Reliability testing can generally be looked at as any interruptions in usage or performance during the lifetime span of a product, part, material, or system. Good products seek to minimize the unexpected interruptions in performance throughout the duration of …

Mining OS | GPU Miner for Crypto | 300% more per hour ...

CudoOS is a highly optimised GPU mining OS and software, designed to increase hashrates, efficiency, reliability, profitability, lower power and select the most profitable workloads for your AMD or Nvidia mining rig. Integrated with Cudo''s mining management platform it combines full metrics, stats, automation, intelligent decision making ...

researches done on mining machine reliability calculation

researches done on mining machine reliability calculation Research Paper: Climate Change and Resource Sustainability ... Research Paper August 2015 5 It is hoped that the paper will prompt discussions on the topics of climate change, resource sustainability and risk management and willencourage members of …

Reliability and Validity in Research | Research Prospect

2020-4-15 · Validity shows how a specific test is suitable for a particular situation. If the results are accurate according to the researcher''s situation, explanation, and prediction, then the research is valid. If the method of measuring is accurate, then it''ll produce accurate results. If …

Surface Mining Methods and Equipment

2020-8-25 · pit machinery can also be used for other purposes such as civil construction, whereas underground mining equipment is specialized and expensive. A number of surface mines operate 24 hours/da y and almost 365 days/year in order to use open pit machinery for as many hours as possible, thereby reducing the number of machines required.

OEE Calculation | Overall Equipment Effectiveness Calculation

APQ OEE Calculation A(vailability), P(erformance) and Q(uality) Assume Machine A is a single product machine and is capable of producing 1,000 units every hour (Machine Capability). In a 16 hour scheduled production day Machine A is capable of producing 16,000 good units. On a particular day Machine A recorded downtime of 2 hours

Cursor movement detection in brain-computer-interface ...

2021-5-20 · In this study, we present the detection of the up-downward as well as the right- leftward motion of cursor based on feature extraction. In this algorithm, the K-means clustering method is used to recognize the available hidden patterns in each of the four modes (up, down, left, and right). The identification of these patterns can raise the accuracy of classification.

The 4 Types of Reliability | Definitions, Examples, Methods

2019-8-8 · Types of reliability and how to measure them. Published on August 8, 2019 by Fiona Middleton. Revised on July 16, 2021. When you do quantitative research, you have to consider the reliability and validity of your research methods and instruments of measurement.. Reliability tells you how consistently a method measures something.

Top 20 Recent Research Papers on Machine Learning and …

2021-8-27 · Machine learning, especially its subfield of Deep Learning, had many amazing advances in the recent years, and important research papers may lead to breakthroughs in technology that get used by billio ns of people. The research in this …

3. CALCULATION OF MACHINE RATES

2021-2-17 · Examples of machine rates for a power saw, a tractor, a team of oxen, and a truck are in the following tables. Although the machine rates in Tables 3.5 to 3.8 share the same general format, there is flexibility to represent costs that are specific to the machine type, particularly in the calculation …

Breakdown and Reliability Analysis in a Process Industry

2015-10-23 · lastly to measure the reliability of the machine based on the model parameters. IV. METHODOLOGY At first, a Pareto analysis of machine downtime losses showed that equipment breakdown was the greatest contributor. To understand Equipment breakdown better, a RCA using the Why-Why technique was done with the help of machine

Machine learning for perovskite materials design and ...

2021-1-29 · The development of materials is one of the driving forces to accelerate modern scientific progress and technological innovation. Machine learning (ML) technology is rapidly developed in many ...

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