To determine presence of formation damage in a reservoir (field) can be used a pressure build up test vvith Horner Plot metohd. Based on the result evaluation of Horner Plot method using pertophysical data (layer depth, layer thickness, porosity), fluid reservoir data (formation volume factor, total compressibility. and oli viscosity), and other supporting data (fluid flow rate, radius weil, pr…
Medium carbon steel has a carbon content of about 0.42% to 0.60%. In use, carbon steel is being used as a component of automobile axles, crankshafts, boiler rails. The purpose of this study was to determine the effect of temperature variations on the hardness of medium carbon steel. The method used in this research is the experimental method. Specimens are heated using a heating furnace with a …
Obesity is one of the three burdens of nutritional problems (triple burden) in Indonesia, especially in adolescents. The developmental phase in adolescents affects the variety of food and physical activity which will have an impact on the nutritional status of adolescents. The purpose of this study was to determine the relationship between junk food consumption habits, physical activity, pocket…
This book documents the distinctive experiences and challenges of Small and medium-sized enterprises (SMEs) in Asia. By assessing succession and innovation in SMEs as the two sides of a coin, this book explains how innovations are essential to SMEs in succession. With detailed case examples, the book provides generalized solutions for SMEs to answer the question of how to make succession and in…
Stunting masih menjadi masalah gizi utama yang dihadapi Indonesia, mengatasi hal ini perlu dimulai sebelum menikah dan merencanakan kehamilan oleh calon pengantin dengan memperhatikan status gizi selama masa prakonsepsi, namun menurut penelitian calon pengantin di Indonesia memiliki pengetahuan gizi prakonsepsi yang rendah, maka peningkatan pengetahuan dan sikap sangat dibutuhkan untuk meningka…
Skin health problems are still a health problem in society, this can be caused by environmental sanitation and also Personal hygiene the bad one. The aim of this research was to determine the relationship between environmental sanitation and Personal hygiene with skin health complaints in Ibul Besar II Village, Pemulutan District, Ogan Ilir Regency. This research used quantitative methods with …
Industri las besi yang bergerak pada sektor informal dalam kesehariannya menggunakan mesin gerinda dan mesin las untuk memotong, menghaluskan, dan menyambungkan besi. Mesin gerinda yang digunakan bisa menimbulkan suatu bahaya dan risiko diakibatkan oleh paparan frekuensi getaran dari mesin gerinda, yang bisa menyebabkan pekerja las besi mengalami keluhan subjektif hand Arm Vibration Syndrome (H…
Perkembangan ilmu pengetahuan dan informasi yang akurat dan tepat berbanding lurus dengan perkembangan teknologi dan komunikasi. Salah satu media telekomunikasi yang paling efektif dalam penyampaian informasi, penerangan pendidikan, ilmu pengetahuan, teknologi, dan hiburan adalah televisi. Pengembangan stasiun televisi lokal SriwijayaTV ini bertujuan untuk meningkatkan standar mutu kegiatan pro…
Indonesia is one of the countries with a region prone to earthquakes, one of which is Nagari Aua Kuniang, Pasaman District, West Pasaman Regency, West Sumatra. The community residing in disaster-prone areas, particularly earthquake-prone areas, is urged to be prepared in facing earthquakes. Therefore, understanding preparedness, especially for heads of households, aims to enhance community prep…
Lack of knowledge regarding reproductive health is one of the causes of increasing reproductive health infections. One of the sanitation tools during menstruation that can reduce the number of reproductive health infections is using a menstrual cup. The aim of this research is to determine the factors related to interest in using menstrual cups among students in Bangka Regency. This research is…
Adolescent drug misuse self-efficacy pertains to an individual's ideas regarding their capacity and potential to conquer drug addiction and prevent relapse. The objective of the study was to examine the self-efficacy of male adolescent convicts at Child Development Institute (LPKA) Palembang City in their ability to cease drug use. This study employed a quantitative methodology utilizing a cros…
Today learning in elementary school required teachers to apply problem-based learning in which it needed adequate student worksheets. This study aimed to investigate the effect of problem-based worksheets on learning outcomes. The study employed a one-group pre-post experimental design. 22 children in grade 3rd participated in the study. To measure the learning outcomes, the study used a valida…
PT. SMC bekerjasama dengan KUD Penerus Baru selaku pemegang Izin Usaha Pertambangan (IUP) untuk melakukan kegiatan penambangan dengan daerah operasi yang terletak di Desa Puncak Harapan, Kabupaten Tapin, Kalimantan Selatan dengan luas IUP 84 hektar. Metode penambangan yang dipakai adalah metode Stripmine, dengan kombinasi alat gali-muat dan alat angkut. Pada tahun 2011, produksi batubara oleh P…
Healthy visits can reduce the risk of complications in people with Diabetes Mellitus and minimize the burden of health financing. The utilization of sick visits still outweighs healthy visits in Indonesia. This study aims to analyze the demographic and socioeconomic factors associated with the utilization of healthy visits in by Diabetes Mellitus patients Indonesia. This research was a quantita…
Occupational accidents are one of the hazards that are often encountered in K3 situations. Because a job, certainly has potential hazards that can cause unwanted work accidents and can be detrimental to both humans and the company. This study aims to analyze the relationship between unsafe behavior (Unsafe Action) to the incidence of work accidents among workers at the oil factory PT. Tunas Bar…
Imunisasi tidak lengkap masih menjadi faktor penyebab kejadian kasus penyakit yang dapat dicegah dengan imunisasi di seluruh dunia akibat dampak pandemi Covid-19. Kabupaten Muara Enim merupakan salah satu kabupaten di Sumatera Selatan dengan kasus penyakit yang dapat di cegah dengan imunisasi sebanyak 6 bayi positif pertusis dan 13 positif campak pada tahun 2023. Tujuan dari penelitian ini adal…
Consumers’ beliefs and attitudes towards online sales significantly influence buying behavior on the internet. However, the impact of these thoughts and beliefs on the decision to make an online purchase is not direct. It can be moderated by the emotions experienced while browsing an e-commerce website. Impulse buying in particular is influenced by a number of factors, for example how stimula…
Dalam operasi pemboran sistem hidrolika lumpur pemboran dalam hal pembersihan dan pengangkatan cutting dari dasar lubang bor yang menjadi masalah utama selama proses pemboran berlangsung. Oleh karena itu sistem hidrolika lumpur pemboran mempunyai peranan yang penting dalam operasi pemboran. Perencanaan dan kontrol yang baik dapat mempercepat operasi pemboran. Parameter-parameter yang dapat digu…
Seismic survey is a method used during the exploration phase of oil and gas development. Musculosceletal Disorders are complaints of the skeletal muscle that is felt by a person ranging from mild complaints to severe complaints which generally occur because of too long loading duration and too much streaching of muscles. The study was conducted on seismic workers in South Sumatra Province using…
The high traffic of motorized vehicles in the market area makes the level of air pollution from the combustion of motor vehicles will affect the quality of the air inhaled by the community. Air pollution from motor vehicles is CO, SO2 ̧ NO2, PM2,5, PM10, and TSP. Market workers in the market are one of the people at risk of health problems due to exposure to these air pollutants. The purpose o…
PT. Tambang Timah Kundur merupakan perusahaan yang bergerak pada bidang penambangan bijih timah. Metode penambangan yang dilakukan merupakan metode tambang laut salah satunya dengan menggunakan kapal isap produksi. Proses perolehan mineral kasiterit pada kapal isap produksi tak lepas dari proses pencucian bijih timah di kapal isap. Mineral kasiterit yang merupakan mineral yang mengandung unsur …
Loncat air merupakan perubahan aliran dari aliran superkritis menjadi aliran subkritis hal ini yang menyebabkan terjadinya loncatan air. Dalam saluran terbuka loncat air dapat diamati ketika air melewati bangunan ukur, loncat air terjadi akibat pengaruh kecepatan aliran yang mempengaruhi panjang loncat air serta tinggi loncat air. Penelitian dilakukan di Laboratorium Mekanika Fluida dan Hidroli…
As informal sector workers, kemplang cracker workers have many opportunities to be exposed to risk factors for occupational diseases, one of which is ergonomic risk factors. Workers bake kemplang with sitting and bending positions that are at risk for musculoskeletal complaints, one of which is low back pain. To improve the work posture, workers can use ergonomic chairs supported by appropriate…