Quality Evaluation of Multistage Manufacturing Systems by Jointly Considering the Incoming Part Quality and System Conditions

Author(s):  
Faping Zhang ◽  
Jingjing Li ◽  
Yan Yan ◽  
Jiping Lu ◽  
Shuiyuan Tang

The quality performance of a multistage manufacturing systems (MMS) is jointly affected by incoming part quality, system condition unreliability due to batch-to-batch uncertainty, making it challenging to evaluate the quality performance of MMS. Previous research considered the incoming part quality and system conditions separately in systematic level. This paper aims to fill the gap by considering the joint effects of these two aspects to evaluate quality performance of a MMS from historical production data driven work. A system quality model was derived to predict the probability of producing good parts at each stage and entire MMS when the incoming good part quality rate and station conditions were given. To overcome the inconvenience of the quality model for its nonlinear transfer function, the concept of quality efficiency was developed to depict the joint effectiveness of incoming part quality and system conditions mathematically at each stage. Based on the quality model, on the paper also discusses how to maintain high good product quality rate. The results of this study suggested a possible approach of evaluating the impacts of system conditions on product quality. The results of the model will lead to guidelines of quality management in multistage manufacturing systems.

2016 ◽  
Vol 2016 ◽  
pp. 1-9
Author(s):  
Faping Zhang ◽  
Shahid Ikramullah Butt

Product sequencing is one way to reduce cost and improve product quality for multistage manufacturing systems (MMS). However, systematically evaluating the influence of product sequence on quality performance for MMS is still a challenge. By considering the rate of incoming conforming product, manufacturing system quality transition between batch to batch, and quality propagation along stages, this paper investigates the appropriate batch policies and product sequencing for MMS so that satisfied quality performance can be achieved. A model to analyze the relationship between the product sequencing and quality performance is conducted just by using the quality inspection data and the complex engineering knowledge used in the variation method is avoided. Based on Markov Chain processes methodology, quality performance is modeled as a function of transition states jointly determined by multistage condition, product sequencing, incoming part quality, and propagation of the rate of conforming products among multistage. Quality related batch strategies are discussed for optimal quality performance. Two kinds of quality efficiency are put forward to facilitate the modeling and the discussion. The results of the model will lead to guidelines for quality management in multistage manufacturing systems.


2019 ◽  
Vol 15 (2) ◽  
pp. 250
Author(s):  
Risatul Umami ◽  
As'at Rizal ◽  
Sumartik Sumartik

This research finds out the effect of product, price and service quality toward customer satisfaction both partially and simultaneously at Warsu Coffe Cafe. It is descriptive research with a quantitative method. The data were collected using questionnaires and documentation. The populations were the consumers who visited and bought a product in Warsu Coffe Cafe. The samples were 87 respondents that were chosen by using nonprobability sampling technique with incidental sampling type. The analysis technique used multiple linear regression. The result showed that both partially and simultaneously, the product, price, and service quality affect customer satisfaction. The most dominant influence is product quality on customer satisfaction, it shows that the Warsu Coffee Cafe has good product quality.


2019 ◽  
Vol 7 (1) ◽  
pp. 21
Author(s):  
Pandila Diahtaradipa Ganantrya ◽  
Amna Hartiati ◽  
Cokorda Anom Bayu Sadyasmara

Consumer satisfaction in a restaurant can be improved through good product quality in accordance with the wishes and needs of consumers. Improving product quality is an important problem for a restaurant because it is beneficial for restaurants and consumers. The purpose of this study are: (1) to know the attributes of fried chicken that are considered important by consumers in the original Prambanan fried chicken restaurant, (2) to measure the level of importance of the quality of fried chicken products, (3) to measure the level of consumer satisfaction with the quality of fried chicken products and (4) knowing the strategy to improve the quality of fried chicken products. This study uses the Quality Function Deployment (QFD) method. The results of this study indicate that there are 11 attributes of product quality that are considered important by consumers with very important criteria. The biggest value of consumer interest is the attribute of fried chicken taste of 3.78. On the value of consumer satisfaction attributes of fried chicken chili variants have the smallest value of 3.08 with the highest IR of 1.30 need to provide and improve the quality of the product on the attributes of the fried chicken chili sauce. Keywords: fried chicken, product quality, customer satisfaction, quality function deployment (QFD)


2018 ◽  
Vol 14 (1) ◽  
pp. 81-94
Author(s):  
Shahzad Nasim ◽  

The purpose of the study is to recognize the factors that influence the consumer’s behavior towards shopping centers. Along with this study endeavors have been made to investigate different components which influence the consumer behavior towards shopping mall. This literature review found the consumer preferences towards shopping mall. Customers do not go shopping mall only for shopping but also for entertainment. Different studies denote that there are numerous factors that appeal the customer towards shopping mall. This work will definitely help shopkeepers or retailers to make changes (if any) in the mall in order to attract customers and satisfying their needs and wants and also important for the development of a mall. After reexamining of 100 papers on consumer behavior towards shopping mall author recognized that shopping environment, ease of shopping, availability of different products, showbiz offered at malls, parking facility, good product quality, discount and sales promotion are the factors that convince the Shoppers to visit shopping malls with entertainment.


2020 ◽  
Vol 3 (2) ◽  
pp. 294
Author(s):  
Hadi Arjuna ◽  
Sarah Ilmi

One of the competing mobile brands in Indonesia is xiaomi, the xiaomi brand itself began to be known by the people of Indonesia since 2013 and successfully exploded in the market in 2014 by creating their flagship product, smartphone. Various findings of a good product quality will affect the brand image of a product, brand image describes the results of the views or perceptions of consumers towards a particular brand, which is based on comparison and consideration with several other brands, on the same type of product. This research aims is to find out whether there is a significant influence between product quality, brand image, and price on smartphone purchase decision. This research uses a multiple regression approach and 100 respondent in Yogyakarta provincy, the results of the research output show that all hypotheses tested show achievement in accordance with the research parameters.


2001 ◽  
Vol 85 (S1) ◽  
pp. S31-S45 ◽  
Author(s):  
Albert Zumbé ◽  
Adam Lee ◽  
David Storey

Polyol-containing confectionery offers considerable advantages over traditional sucrose-based confectionery in terms of reduced energy content and reduced cariogenicity. However, over-consumption of polyol confectionery may lead to gastrointestinal symptoms in some individuals. Rather than consider this as a distinct disadvantage to the consumer, this article discusses how careful consideration of the physico-chemical properties of polyols and advances in product development and formulation can provide suitable polyol-based products for the consumer. Furthermore, food legislation and ingredient pricing issues are just some of the factors that must be taken into account when designing new polyol-containing products if their functional benefits and good product quality are to be delivered to the consumer.


2018 ◽  
Vol 6 (3) ◽  
Author(s):  
Bongsu Saragih, MM.

Bastard Clothing is a home industry that is also used as a brand or brand T-shirt distro that began to appear in early 2015. Promotion of the right target and good product quality greatly affect the community (consumers) in making the purchase of these products. Product quality greatly affects consumer purchasing decisions on a product, a good product in terms of quality or price will not be easy to compete if it is wrong in doing promotional activities. This study aims to analyze the contribution of simultaneous between product quality and promotion to purchase decision, analyze the partial contribution between product quality to a decision of purchasing and analyze the contribution of partially between promotion to purchasing. Samples in this research counted 44 respondents. The analysis technique used multiple regression analysis. The results of the analysis show that promotion and product quality simultaneously have a significant contribution on purchasing decisions, which means that the more attractive promotions made by companies and products offered quality can improve purchasing decisions. Product quality affects purchasing decisions, it indicates that the more quality products offered to consumers can improve purchasing decisions. Promotion contribution purchasing decisions, indicating that the more companies promotion can improve purchasing decisions


2021 ◽  
Vol 2 (1) ◽  
pp. 56-70
Author(s):  
Ernesto Jose Tjahjono ◽  
Lena Ellitan ◽  
Yuliasti Ika Handayani

This study aims to determine and examine the effect of product quality on purchasingdecisions, the influence of brand image on purchasing decisions, the influence ofpurchasing decisions on customer satisfaction, the effect of product quality oncustomer satisfaction through purchasing decisions, and the influence of brand imageon customer satisfaction through purchasing decisions. This research is in the form ofquantitative research, where the data obtained is primary data obtained throughdistributing questionnaires to 120 respondents who have made purchases of Wardahcosmetic products. The data obtained were then processed using the Smart PLSsoftware. The results showed that there was a positive and significant relationshipbetween product quality and brand image variables on purchasing decisions, whichmeans that good product quality and good brand image will create purchasingdecisions for consumers. Purchase decisions have a positive influence on customersatisfaction. Product quality has a positive and significant effect on customersatisfaction. Brand Image does not significantly influence customer satisfaction.Product quality and brand image have a positive and significant effect on customersatisfaction through purchasing decisions. This shows that consumers will be satisfiedwith a product when consumers are satisfied with the purchasing decisions made onthe product.


2015 ◽  
Vol 1 (1) ◽  
pp. 57-70
Author(s):  
Tria Wulan Ndari ◽  
Wahyuningsih Wahyuningsih ◽  
Yobert Kornelius

This  study  aims  to  determine  factors  that  consumers  consider  in buying  and  using  smartphones OPPO in South Palu Sub-district. The sampling technique is Accidental Side by selecting 105 people. The analytical  tool  is  factor  analysis.  Based  on the analysis  of  21 indicators, the  study  finds  factors that are considered by the consumers when deciding to buy and use a smartphone brand OPPO are:the  first factors  includes:  promotion  and  price:  X3  (Advertising  media  TV), X12  (promotions convincing),  X14  (Prices  are  affordable),  X15  (the physical  form  of  interest),  X17  (service center/customer service); the second factor is product quality that includes: X2 (friends suggestion), X6 (sophisticated  feature),  X10  (superior  camera  quality),  X11  (good product  quality),  X21 (correspondence  between  price  and  quality);  the third  factor  is  lifestyle  that  includes:  X1  (family suggestion),  X16 (luxury  product  design),  X19  (unique  name  and  easy  to  remember),  X20  (updated trend). Penelitian  ini  bertujuan  untuk  mengetahui  faktor-faktor  yang dipertimbangkan  konsumen  dalam membeli  dan  menggunakan smartphone  OPPO  di  Kecamatan  Palu  Selatan.  Teknik  pengambilan sampel  adalah  Accidental  Side  dengan  memilih  105  orang.  Alat analisis  adalah  analisis  faktor. Berdasarkan analisis 21 indikator tersebut, studi ini menemukan faktor-faktor yang dipertimbangkan konsumen  saat  memutuskan  untuk  membeli  dan  menggunakan merek  smartphone  OPPO  adalah:faktor pertama meliputi: promosi dan harga: X3 (media iklan TV), X12 (promosi yang meyakinkan ), X14 (Harga  terjangkau),  X15  (bentuk  fisik  bunga),  X17  (service  center  / customer  service);  Faktor kedua  adalah  kualitas  produk  yang meliputi:  X2  (saran  teman),  X6  (fitur  canggih),  X10  (kualitas kamera superior), X11 (kualitas produk yang baik), X21 (korespondensi antara harga dan kualitas);Faktor ketiga adalah gaya hidup yang meliputi: X1 (family suggestion), X16 (desain produk mewah), X19 (nama unik dan mudah diingat), X20 (mengikuti trend masa kini).


2016 ◽  
Vol 3 (1) ◽  
pp. 61-78
Author(s):  
Rudy Setyo Utomo ◽  
Ivan Sujana

Equipment and machinery cocoa processing in KUB Lintas Sekayam not utilized properly. This study aimed to identify the factors that cause not usefulness the machinery and equipment in KUB Lintas Sekayam at Sanggau Regency in the process of cocoa processing production. Availability of raw materials, capital, labor, cocoa market, trade and management of KUB Lintas Sekayam also identified. The results showed that were 34 machines and equipments already exist in KUB Lintas Sekayam. Between them, that can serve as many as 19 machines and equipment. Among the machines and equipment that function is generally not meet the standards of processing to produce good product quality and capacity is very small, while for their operation need large energy so inefficiently. Other factors that cause machinery and equipment cocoa processing were not operated are the quality of raw materials was low, the quality of the powder and cocoa butter are produced not get the quality standard products as per SNI or health, production management is not running, there is no involvement of skilled personnel and experts in the industry and marketing, product and product quality is still not market-oriented and there is no involvement of capital providers


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