404 research outputs found

    Perhitungan Oee (Overall Equipment Effectiveness) Pada Mesin Komuri 2 Lithrone S40 Dan Heidelberg 4we Dalam Rangka Penerapan Total Productive Maintenance (Tpm)

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    [OEE (Overall Equipment Effectiveness) Calculations on Komuri 2 Lithrone S40 Engine and Heidelberg 4WE Engine In Order to Total Productive Maintenance (TPM) Aplications] Today in the modern industry, quality be a top priority for almost all companies in the world. PT. Solo Murni is one of the largest printing company in Indonesia that has market share was almost cover the whole world. The success that has been achieved so far would not be separated from good quality control. Based on the problem background, the research do because the productivity of the machine Komuri 2 Lithrone S40 and Heidelberg 4WE felt has begun to decline, so it is necessary to identify and analyze the factors that most dominant and contributed in order to immediately be repaired and as inputs in the implementation of Total Productive Maintenance (TPM ). After the research is done, the averages of OEE calculation for Komuri 2 Lithrone S40 is equal to 49.52% and Heidelberg 4WE is equal to 42.65%. It can be concluded that the effectiveness of the two machines are still far from worldclass standard that is equal to 85%. Six big losses of factors that contribute most to Komuri 2 Lithrone S40 and Heidelberg 4WE is preparation equipment with a percentage of 25.55% and 32.13% and impaired engine and idle at 31.62% and 37.38%

    Functional mapping of stimulus colour in human subjects suffering a central visual defect

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    The multiple maps of the visual field found in the striate and the pre-striate cortex of the macaque exhibit selective responsiveness to different stimulus parameters (Zeki, 1978, 1980). Evidence for such organization in man is derived primarily from selective losses of visual function associated with disturbance of the central pathways. We present data for a single subject, M. W., who has normal achromatic vision but exhibits grossly abnormal responses to coloured and particularly red stumuli ..

    Estimate and Classify the Hardness of Different Water Sources by Using Prepared Soap Solution

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    This research includes available techniques and simplified methods to estimate and classify the quality of hardness for different water supply sources like sea water, various wells (Fayda, khabyar, jumbyar) and tap water of Basrah ,Mosul, Duhok and Baghdad, by using prepared soap solution from different commercial liquid soap with different concentration (SS1,2,3 , SS4,5,6 , SS7,8,9 ). The hardness of water is relative to the formation of foam (suds) when soap solution is added to water samples until a foam layer of a certain height (2cm) formed. We determine the volume (in drops, milliliter) of soap solution. If there is a lot of foam formed quickly with little soap solution, the water is rather soft. If you need to add a lot of soap solution to produce a certain height of foam, the water is rather hard. Many factor that establish during experiments, the quality of water supply, measuring degree of hardness, concentration of water samples. Compared with the results of laboratory tests for water stations of Mosul gave our method of encouraging and positive results to continue in the future, so liquid soap bubbles (foam) are a good indicator of classifying types of water. Key words: Estimate and classify the hardness of different water sources, New and simple calculations 

    Posttraumatic ankle arthritis due to a novel Nocardia species

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    Introduction: Nocardial arthritis in immunocompetent patients is rare, and the optimum duration of antimicrobial therapy is unknown, although several months of antibiotic treatment is often recommended. Case report: We here report the first case of human infection with a novel Nocardia sp., summarise the epidemiology of nocardial arthritis and outline the feasibility of relatively short antibiotic treatments after careful surgical drainag

    Dietary olive oil effect on antioxidant status and fatty acid profile in the erythrocyte of 2,4-D- exposed rats

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    <p>Abstract</p> <p>Background</p> <p>Oxidative stress produced by reactive oxygen species (ROS) has been linked to the development of several diseases such as cardiovascular, cancer, and neurodegenerative diseases. This study investigates the possible protective effect of extra virgin olive oil (EVOO), lipophilic fraction (OOLF) and hydrophilic fraction (OOHF) on oxidative stress and fatty acid profile of erythrocytes in 2,4-D treated rats.</p> <p>Methods</p> <p>Male Wistar rats were divided randomly into eight groups: control (C), (2,4-D) at a dose of 5 mg/kg b.w., (2,4-D/EVOO) was given 2,4-D plus EVOO, (2,4-D/OOHF) that received 2,4-D plus hydrophilic fraction, (2,4-D/OOLF) treated with 2,4-D plus lipophilic fraction, (EVOO) that received only EVOO, (OOHF) was given hydrophilic fraction and (OOLF) treated with lipophilic fraction. These components were daily administered by gavages for 4 weeks.</p> <p>Results</p> <p>2,4-D treatment lead to decrease of antioxidant enzyme activities, namely, superoxide dismutase (SOD), catalase (CAT), glutathione peroxidase (GPx) and glutathione reductase (GR) associated with a higher amount of MDA level. Erythrocyte membranes' fatty acid composition was also significantly modified with 2,4-D exposure. EVOO and hydrophilic fraction supplemented to rats with or not 2,4-D treatment enhanced the antioxidant enzyme activities and reduced the MDA level. However, lipophilic fraction did not show any improvement in oxidative damage induced by 2,4-D in spite its richness in MUFA and vitamins.</p> <p>Conclusion</p> <p>EVOO administered to 2,4-D-treated rats protected erythrocyte membranes against oxidative damage by means of preventing excessive lipid peroxidation to increase the MUFA composition and increase maintaining antioxidants enzymes at normal concentrations.</p

    Higher Parental Age and Lower Educational Level are Associated with Underweight among Preschool Children in Terengganu, Malaysia

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    This cross-sectional study aimed to investigate the determinants of underweight among preschool children. A total of 218 preschool children were enrolled. Their sociodemographic data were collected using self-reported questionnaires whilst body weight and height were measured, recorded and the BMI for-age z-score was calculated using WHO AnthroPlus software. Of all preschool children participants, 47.7% were male and 53.3% were female. Most of them were Malays (99.5%), aged 4 to &lt;5 years (40.8%) and came from low-income household (92.7%). Overall, the prevalence of underweight, normal, overweight and obese was 17.9%, 73.8%, 4.6% and 3.7% respectively. The underweight prevalence was higher than the national prevalence (13.7%). Of all parent participants, 12.4% were male and 87.6% were female. Most of them aged 30−39 years (55.5%) and did not hold a degree (89.4%). Multivariate logistic regression showed that parental age and their level of education were the determinants of childhood underweight. The risk of being underweight increased with the age of parents (p=0.033) and lower level of education of parents (p=0.042). In conclusion, this study found that underweight among preschool children was mainly associated with parental factors. Hence, designing a special nutritional intervention program involving older parents and lower education levels could overcome this problem

    The Socio-Demographic Characteristics Associated with Non-Communicable Diseases among the Adult Population of Dubai: Results from Dubai Household Survey 2019.

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    BACKGROUND: Non-communicable diseases (NCDs) are the leading causes of death worldwide. In the UAE, NCDs account for nearly 77% of all deaths. There is limited empirical research on this topic in the UAE. We aimed to examine the association of non-communicable diseases and the sociodemographic characteristics among the adult population of Dubai. METHODS: The study used secondary data from the Dubai Household Health Survey (DHHS), 2019. DHHS is a cross-sectional complex design, stratified by geographic area, and uses multistage probability sampling. In this survey, 2247 families were interviewed and only adults aged 18+ were included for the analysis. The quasi-binomial distribution was used to identify the socio-demographic characteristics association with NCDs. RESULTS: The prevalence of NCDs among the adult population of Dubai was 15.01%. Individuals aged 60+, local Arabs (Emirati), divorced and widowed individuals, and individuals who were not currently working reported NCDs more than the other groups. In the regression analysis, the association with NCDs were reported among elderly people, males, unmarried individuals, older individuals who are unmarried, and Emiratis. CONCLUSION: The study identified several socio-demographic characteristics associated with reporting NCDs. This is one of the few studies related to NCDs in Dubai. Allocating appropriate resources to the population groups identified is crucial to reduce the incidence of NCDs in the Emirate
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