Temperature rise of high-speed bearing in gearbox of 5 MW wind turbine based on Bayesian-LightGBM and improved PSO-SVM troubleshooting by Minan Tang, Zhanglong Tao, Jiandong Qiu, Jinping Li, Mingyu Wang, Hongjie Wang, Chuntao Rao

“…5MW wind turbine gearbox high-speed bearing temperature rise failure is one of the important factors affecting the stable operation of the wind turbine, accurate prediction and timely diagnosis can effectively improve the efficiency of the wind turbine. In this paper, a combined modelling wind turbine gearbox high-speed bearing temperature rise prediction method based on Bayesian-LightGBM and improved PSO-SVM is proposed with a 5 MW wind turbine as the research object. …”
Get full text

PENGARUH PELATIHAN TERHADAP PRODUKTIVITAS PEGAWAI PADA KANTOR SEKRETARIAT DAERAH KOTA TANGERANG SELATAN by Lilis Suryani

“…From the calculation by using the Pearson correlation coefficient formula that there is a positive correlation between training and productivity of employees, which amounted to r = 0.715 and determination coefficient of 51.12% productivity is influenced by training. …”
Get full text

INTENSITAS KUNJUNGAN WISATA RELIGI MENJADI PENENTU PENDAPATAN STREET VENDORS KAWASAN MASJID AGUNG BANTEN LAMA by Annisa Nurfadhila, Asep Dadan Suganda

“…This is obtained based on the results of primary data processing using SPSS version 25.0, and it can also be obtained that the coefficient of determination R square (R2) is 0.154 or 15.4%.…”
Get full text

Innovative Design of Compact Heavy-Load Independent Transfer Device for Nuclear Engineering System by Hao Wan, Songfeng Weng, Hua Du, Dailin Dong, Bingyan Wang, Tianda Yu

“…It was of great significance to improve the efficiency of the nuclear engineering system.…”
Get full text

MARKETING AUDIT AS A TOOL OF MARKETING ANALYTICS by Valentyna Litynska

“…In particular, scientists study marketing audit depending on the analysis process, research method, analysis tool, content of marketing diagnostics, management process. …”
Get full text

THE EFFECT OF INTEGRATED LOGISTICS SUPPORT SYSTEM ON LIFE CYCLE MANAGEMENT by Sulhi Eski, İlker Hakan Özaslan

“…Extending the life cycle will reduce costs and increase efficiency.Integrated Logistics Support (ILS); It increases the service life of the products and minimizes the need for support; In this way, it provides financial benefit by reaching higher gains in the long term. …”
Get full text

Tetrazolium test and embryonic development stages in cataia seeds by Bianca Lamounier da Silva Lima, Luciana Magda de Oliveira, Isabelle da Silva Wolff

“…ABSTRACT: This study proposed a tetrazolium (TZ) test methodology for cataia (Drimys brasiliensis Miers) seeds and assess the efficiency of stratification in promoting development in dormant embryos. …”
Get full text

Minimization of power losses in passive power filters by N. P. Boyarskaya, V. P. Dovgun, D. E. Egorov, V. V. Novikov, D. A. Shandrigin

“…This paper presents new broadband filter configurations with superior performances and low fundamental frequency losses.METHODS. A general method of broadband passive filter design is considered. …”
Get full text

Psychological and pedagogical bases of teaching reading foreign language professional texts by Zara Mukhamcherievna Shadzhe

“…The efficiency of teaching methods for reading foreign-language professional texts has been proved, which improves the quality of reading professional texts. …”
Get full text

METHODOLOGY AND RESULTS OF THE MAIN TECHNICAL OF PARAMETERS OF THE MANEUVERABLE UNMANNED AERIAL VEHICLE JUSTIFICATION by M. A. Kiselev

“…It is obvious that the efficiency of an autonomous UAV will be determined mostly by the effectiveness of its automated control algorithms, and this dependence will increase together with the level of UAV autonomy. …”
Get full text

Mechanical Drying of Coffee: Influence of Operating Parameters on Cup Quality by Valeria Hurtado Cortés, Dayana Alejandra Orozco Blanco, Karen Tatiana Salas Calderón, Anyi Lorena Ramón Ossa, Jaime Daniel Bustos Vanegas, Nelson Gutiérrez Guzmán

“…While solar drying is the most commonly used method, its low efficiency and difficulty in controlling process variables have led to the emergence of mechanical drying. …”
Get full text

FAILURE PREDICTION OF BOLTED CONNECTION OF COMPOSITE MATERIALS BASED ON DEEP LEARNING (MT) by PENG Fan, ZOU SiNong, REN YiRu

“…Compared with the prediction methods of finite element simulation and empirical formula fitting, the deep learning prediction method has obvious advantages in time efficiency.…”
Get full text

An error compensation controller for milling robots by Phan Bui Khoi, Ha Thanh Hai, Tran Minh Thuy

“… This paper presents a method of controlling a serial robot for milling by an inverse kinematic controller combined with an outer PD loop (Inverse Dynamics + PD controller), with calibration and compensation of errors in calculating the cutting forces. …”
Get full text

Application of Regenerative Braking with Optimized Speed Profiles for Sustainable Train Operation by Leon Allen, Steven Chien

“…A case study was conducted which examined various scenarios with and without WESS on a segment of an urban rail transit line to test the applicability of the proposed model and to provide a platform for the application of ideas developed in this study. It was determined that synergizing the energy-saving strategies of coasting and regenerative braking yielded the greatest efficiency of the scenarios examined.…”
Get full text

Investigating the Influence of Precursor Concentration on the Photodegradation of Methylene Blue using Biosynthesized ZnO from Pometia pinnata Leaf Extracts by Ari Sulistyo Rini, Yolanda Rati, Seliana Putri, Rahmi Dewi

“…The photodegradation process was carried out under UV illumination. The efficiency of MB degradation was determined by measuring the decrease in MB concentration and by analyzing the optical absorption at 663 nm recorded by UV-Vis spectroscopy. …”
Get full text

EXPERIMENTAL CHECK OF EFFECTIVE MANAGEMENT OF LINKS OF GAS AND SMOKE PROTECTIVE SERVICE AT INTRODUCTION OF SENSORS OF A MOTIONLESS STATE by E. N. Tuzhikov

“…Method The methodology for conducting experiments with groups of reconnaissance to search for an injured firefighter is given. …”
Get full text

A Ｒeinforcement Learning of Cloud Ｒesource Scheduling Algorithm Based on Adaptive Weight by LI Cheng-yan, SUN Wei, TANG Li-min

“…To solve the model，a reinforcement learning based on adaptive weight algorithm was presented. To improve the efficiency of the algorithm，we designed the state space and the action representation method based on one-dimensional array to compress the storage cost of algorithm. …”
Get full text

Influence of System Parameters on Nonlinear Dynamic Characteristics of the Herringbone Gear Transmission Under Different Coincidence Degrees by Wang Ji, Li Zhibin, Wang Sanmin, Wang Chunling

“…The analysis of the influence of system parameters on system vibration characteristics under different coincidence degrees is of great significance for optimizing the transmission system performance, improving work efficiency and reducing fault risk. Combining meshing performance and dynamic characteristics of gear teeth, firstly, stiffness excitation and meshing impact excitation of the herringbone gear system are determined, and the lumped parameter method is used to establish the nonlinear dynamic model of the bending-torsion-shaft coupling of herringbone gear pairs under complex excitation source. …”
Get full text

Key performance indicators for ranking general hospitals in Iran by Ali Jajarmizadeh, Ali Mohammad Mosadeghrad, Ebrahim Jaafaripooyan

“…The present study thus seeks to identify the KPIs for ranking general hospitals in Iran. Methods: This study adopted a mixed-method design at four stages. …”
Get full text

FINANCIAL SUPPORT OF REGIONAL DEVELOPMENT IN UKRAINE IN THE CONTEXT OF DECENTRALIZATION by R. Bilyk

“…It is proved that for strengthening the financial base of support for regional development and ensuring self-sufficiency of territorial communities, in terms of the objectives of the new regional policy, it is necessary: to gradually expand the list of instruments used by local authorities to increase the amount of cool tools; disseminate program-target method of compilation and execution of local budgets with the aim of increasing transparency and efficiency of use of budgetary funds; to organize intergovernmental relations, to increase the share of targeted funding, to ensure the formation of horizontal intergovernmental relations; to provide for the expansion of the revenue base of local budgets, transfer of shares separate national taxes, the search for extra-budgetary financial resources.…”
Get full text