scholarly journals To Study the Impact of Just-In-Time System

1970 ◽  
Vol 1 (4) ◽  
Author(s):  
Yap Jessica ◽  
Shahryar Sorooshian

The purpose of this research is to study the Impact of Just-In-Time (JIT) system on inventory and financial performance. JIT production has received a great deal of attention, worldwide, since its introduction in Japan a few decades ago. It has been well documented that some of the main benefits of JIT implementation are reduction of inventories and cost savings. JIT philosophy has been primarily used in manufacturing operations to manage materials and other productionactivities. The overall goal of JIT is to eliminate waste and it is a continuous process that can be viewed in terms of the extent to which the culture and philosophy of JIT permeates the organization.

2002 ◽  
Vol 102 (4) ◽  
pp. 197-202 ◽  
Author(s):  
Timothy B. Biggart ◽  
Vidyaranya B. Gargeya

Just‐In‐Time (JIT) production has received a great deal of attention, worldwide, since its introduction in Japan a few decades ago. It has been well documented that some of the main benefits of JIT implementation are reduction of inventories, lead‐time reduction, and cost savings. Most of the previous research on the impact of JIT on firm performance has either been anecdotal (one‐firm studies), or cross‐sectional (comparing JIT firms with non‐JIT firms at one point in time) in nature. This paper focuses on studying the impact of JIT on inventories to sales ratios prior‐ and post‐adoption based on actual performance of 74 firms as reported in COMPUSTAT data. Results show that the total inventory to sales ratio and raw material inventory to sales ratio decreased post‐implementation; however, there has not been any statistically significant change in work‐in‐process inventory to sales ratio and finished goods inventory to sales ratio post‐implementation.


Sensors ◽  
2021 ◽  
Vol 21 (16) ◽  
pp. 5658
Author(s):  
Panayiotis Theodoropoulos ◽  
Christos C. Spandonidis ◽  
Fotis Giannopoulos ◽  
Spilios Fassois

The ability to exploit data for obtaining useful and actionable information and for providing insights is an essential element for continuous process improvements. Recognizing the value of data as an asset, marine engineering puts data considerations at the core of system design. Used wisely, data can help the shipping sector to achieve operating cost savings and efficiency increase, higher safety, wellness of crew rates, and enhanced environmental protection and security of assets. The main goal of this study is to develop a methodology able to harmonize data collected from various sensors onboard and to implement a scalable and responsible artificial intelligence framework, to recognize patterns that indicate early signs of defective behavior in the operational state of the vessel. Specifically, the methodology examined in the present study is based on a 1D Convolutional Neural Network (CNN) being fed time series directly from the available dataset. For this endeavor, the dataset undergoes a preprocessing procedure. Aspiring to determine the effect of the parameters composing the networks and the values that ensure the best performance, a parametric inquiry is presented, determining the impact of the input period and the degree of degradation that our models identify adequately. The results provide an insightful picture of the applicability of 1D-CNN models in performing condition monitoring in ships, which is not thoroughly examined in the maritime sector for condition monitoring. The data modeling along with the development of the neural networks was undertaken with the Python programming language.


2017 ◽  
Vol 12 (12) ◽  
pp. 158 ◽  
Author(s):  
Yazan Emnawer Al Haraisa

Nowadays, the field of just in time and operational excellence are considered a backbone and a critical pillar for many companies in order to achieve the competitive advantages. Consequently, the main aim of this study is to define the impact of just in time system on operational excellence in the (14) manufacturing companies operating at Al –Hussein bin Abdullah II qualified industrial zone (QIZ) in Al-Karak Governorate. The sampling unit and analysis (respondents) included (168) manager and head of divisions at the production and logistic departments, and selected purposely according to their work especially in the just in time system area within the target companies. Thus, the researcher designed a questionnaire including of (25) items to gather the desired data from study sample. This study also used the multiple regression analysis to test the hypotheses. The result of the current study found that the just in time system have a positive impact on the operational excellence in Jordanian industrial companies. According to these results the study recommending that the Jordanian industrial companies must emphasis essentially and mainly on their just in time system consisted of (equipment layout, supplier's quality, Setup time reduction; Pull production) in order to enhance and attain the operational excellence and gain competitive advantage. One of the most limitations is that the current study and its finding applied on the Jordanian industrial companies especially at Al-Karak governorate. Therefore, the results of present study can't generalize on the other sectors. Therefore, there is a need to conduct more studies and research on the other sectors such as food Industry and pharmaceutical industries in order to generalize the results. In addition to, conducting comparative studies with other industrial areas located in Jordan.


2020 ◽  
Vol ahead-of-print (ahead-of-print) ◽  
Author(s):  
Meriem Khalfallah ◽  
Lassaad Lakhal

PurposeThis empirical study aims to explore the link between lean manufacturing practices (total quality management, just-in-time production, just-in-time purchasing, total productive/preventive maintenance), agile manufacturing, and operational and financial performance.Design/methodology/approachData were collected from 205 Tunisian manufacturing firms, and the results were analyzed using structural equation modeling.FindingsThe results indicate that (1) lean manufacturing practices have a direct positive relationship with agile manufacturing except for just-in-time production, (2) agile manufacturing has a positive impact on operational performance and (3) lean manufacturing practices did not seem to contribute directly to operational performance. However, this relationship is significant when it is mediated through agile manufacturing.Research limitations/implicationsThis paper shows practitioners the importance of lean manufacturing practices to support agile manufacturing and the key role of agile manufacturing to ensure operational performance.Originality/valueThis paper presents an innovative approach since it studies simultaneously the three dimensions of lean manufacturing and their relationship with agile manufacturing and organizational performance.


2019 ◽  
Vol 11 (7) ◽  
pp. 111-119 ◽  
Author(s):  
Busari Ganiyu Adeniran ◽  
Wale Henry Agbaje ◽  
M. Adekunle Adeosun

2018 ◽  
Vol 14 (1) ◽  
pp. 350-390
Author(s):  
هالة إبراهيم الصابونابي

The research aimed at identifying the impact of the Just In Time (JIT) production system in the modern industrial organization by applying the description methodology and the design of a questionnaire to collect the data and use the statistical methods for analyses.              The research reached results that would allow the acceptance of the hypothesis advocating: The possibility of applying the Just In Time (JIT) production system in the Sudanese industrial organization to benefit from its objectives and characteristics in the realization of benefits including the provision of high-quality products and competing market price, through reducing the industrial cost, with the presence of some obstacles that could be managed.


2017 ◽  
Vol 23 (1) ◽  
pp. 82-94 ◽  
Author(s):  
Robert M. Vandawaker ◽  
David R. Jacques ◽  
Erin T. Ryan ◽  
Joseph R. Huscroft ◽  
Jason K. Freels

Purpose From on-board automotive diagnostics to real-time aircraft state of health, the implementation of health monitoring and management systems are an increasing trend. Further, reductions in operating budgets are forcing many companies and militaries to consider new operating and support environments. Combined with longer service lives for aircraft and other systems, maintenance and operations processes must be reconsidered. The majority of research efforts focus on health monitoring techniques and technologies, leaving others to determine the maintenance and logistics impact on the systems. The paper aims to discuss these issues. Design/methodology/approach This research analyzes the impact of a health monitoring system on a squadron of aircraft. Flight, maintenance and logistics operations are stochastically modeled to determine the impact of program decisions on supply metrics. An arena discrete event simulation is utilized to conduct this research on 20 components on each of the 12 aircraft modeled. Costs and availability are recorded for comparison across three sparing scenarios to include economic order quantity (EOQ) for baseline and health monitoring cases and a just-in-time (JIT) health monitoring set of simulations. Findings Data are presented for EOQ and JIT supply methods. A comparison of health monitoring enabled supply to current methods shows cost savings and availability gains. The different methodologies are compared and discussed as a trade-space for programmatic decisions. Originality/value This work demonstrates the ability of health monitoring systems and condition based maintenance to affect supply ordering decisions. The development of trade-spaces within operating environments is demonstrated along with the ability to conduct cost benefit analyses.


2019 ◽  
Vol 9 (1B) ◽  
pp. 15
Author(s):  
Rizki Ahmad Fauzi

Based on the results of the analysis of the ratio of the financial statements can be seen from liquidity ratio in 2010 can already be said to be liquid and in 2011 occurred very significant increase in this ratio that makes the company's liquidity to be too high. Judging from the solvency ratio, in 2010 the company could not be said solvable because the value of this ratio is still quite high. However, in 2011 this ratio decreased significantly which shows that the company can already be said to be solvable. From the ratio of the activity, in 2010 and 2011 the ratio of corporate activity can already be said to be good. Despite the decrease from 2010 to 2011 on some of these ratios, but the overall ratio of activity of the company is good enough. Judging from the ratio of profitability, in 2010 and 2011 the profitability of the company can not be said to be good because it is still very low and no significant change from the year 2010 to the year 2011 for this ratio.The overall financial performance of PT Mekar Karya Pratama from year 2010 to year 2011 can be said to be good, although there are some things that must be considered and they should be repaired as liquidity is too high which causes the idle funds and the impact on the profitability is low. Keyword:Rasio Analysis


2019 ◽  
Vol 118 (2) ◽  
pp. 7-12
Author(s):  
Ok-Hee Park ◽  
Kwan-sik Na ◽  
Seok-Kee Lee

Background/Objectives: The purpose of the paper is to examine how family-friendly certificates introduced to pursue the compatibility of work and family life affect the financial performance of small and medium-sized manufacturers, and to provide useful information to companies considering the introduction of this system in the future.


2019 ◽  
Vol 13 (2) ◽  
Author(s):  
Arief Hidayatullah Khamainy ◽  
Dessy Novitasari Laras Asih

The research was carried out to find the influence of training material and methods of training toward workability. The study was conducted respectively from an employee of PD BPR Bantul Yogyakarta. The purpose of this research is expected to be useful for stakeholders in seeing CSR disclosure in the company in testing and analyzing its effect on the company's financial performance and with the presence of anti-corruption exposure, whether it will strengthen the impact of CSR disclosure on the company's financial performance. The study population in this study were all mining companies registered on the Indonesia Stock Exchange in 2016-2018 with a total of 63 companies. The research sample was taken using a random sampling technique that was calculated by the Slovin formula so that 54 samples were obtained for analysis. Linear Regression Analysis and Moderation Regression Analysis were chosen as the analysis technique used in this study. The results show that CSR disclosure does not affect the company's financial performance, and anti-corruption disclosure does not affect the relationship between the two.


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