scholarly journals PENERAPAN METODE WATERFALL UNTUK PENYAJIAN PUBLIKASI INDUSTRI PENGOLAHAN LOGAM BERBASIS WEBGIS DI NAGARI SUNGAI PUA

JURNAL BUANA ◽  
2019 ◽  
Vol 3 (5) ◽  
pp. 1044
Author(s):  
Afifu Rahman ◽  
Triyatno Triyatno

The purpose of this research is. 1) mapping the distribution pattern of the metal processing industry in Nagari Sungai Pua. 2) publish the profile and potential of the metal processing industry in Nagari Sungai Pua using a WebGIS based geographic information system. This type of research is quantitative descriptive. In analyzing the distribution pattern of the metal processing industry, the method used is the Nearest Neighborhood analysis method and the method used in building WebGIS is the waterfall method The result of this study are: 1) the distribution pattern of the metal processing industry in Nagari Sungai Pua is random with a T index value of 0,884269. 2) publication related to the profile and potential of the metal processing industry in Nagari Sungai Pua can be accessed using WebGIS which has been successfully build using the waterfall method with the domain address http://webgisindustrisungaipua.000webhostapp.com. This WebGIS presents information about the metal processing industry in Nagari Sungai Pua which is presented in the form of maps containing data ranging from the distribution of metal processing industries, profiles and industrial potential that can be seen by the public so that information related to this industry can be accessed easily.

Author(s):  
Inese Mārtiņsone ◽  
Mārīte-Ārija Baķe ◽  
Žanna Martinsone ◽  
Maija Eglīte

Possible hazards of work environment in metal processing industry in Latvia The aim of this study was to investigate risk factors in the work environment of Latvian metal processing industry using the database of the Laboratory of Hygiene and Occupational Diseases of the Institute of Occupational Safety and Environmental Health, Rīga Stradiņš University. During the period between 1996 and 2005, 703 measurements were made in metalworking enterprises. In Latvia, approximately 2.4% of the workforce is involved in the metal processing industry. Physical (noise, lighting, vibration) and chemical (abrasive dust, welding aerosol and contained metals) risk factors were analysed. In the assessed metalworking workplaces, the work environment was estimated to be of poor quality, because occupational exposure limits or recommended values were exceeded in 42% (n = 294) of cases. Noise, manganese and welding aerosols most often exceeded the occupational exposure limits or recommended values, the significance was P < 0.001, P < 0.01 and P < 0.05, respectively.


Author(s):  
Daniel Putra Pardamean Mbarep ◽  
Hayati Sari Hasibuan ◽  
Setyo Sarwanto Moersidik

Kalijodo green open space has vegetated area 48 %. The ideal green open space, has vegetated area ​​80-90 % of total area. The results of the thermal comfort index in the Kalijodo green open space is 30.75. This condition makes the Kalijodo green open space in very uncomfortable status, and the thermal comfort index is categorized as comfortable is in 29 and below. This research was conducted to determine and analyze the perception of thermal comfort that  felt by the public in the green open space of Kalijodo. Descriptive analysis method is used to examine any information obtained from data processing from questionnaires filled out by 50 respondents. The results of this research on the perception of thermal comfort show that as many as 24 respondents felt very uncomfortable, 14 respondents felt comfortable, and 12 respondents felt uncomfortable when they were in the green open space of Kalijodo. These results indicate that the majority of people living in green open spaces are in line with the results of research on thermal comfort in the Kalijodo green open space which is in the very uncomfortable category. The condition of the Kalijodo green open space, which lacks vegetation, results in a very uncomfortable thermal comfort index value, so that the people there also feel the discomfort.


Author(s):  
Nezih Kamil SALİHOĞLU ◽  
Zeinab AMIN ◽  
Çagla Celikli

Metal swarf is unavoidable material in metal processing industry, also metal swarf treatment lead to cost savings by metal waste reduction and removing the cutting fluid waste, that cause to increasing process stability and metal value. It is interested that in how to recycle metal swarf especially when swarf surrounded by cutting fluid, is considered because these waste are classified as hazardous waste. The aim of the study is to increase the process efficiency and environmental performance by metal waste reduction at source which are the first step of the waste hierarchy. The results of the experiments showed that 3391 tons of metal swarf coated with cutting fluids which contained 2.29% cutting fluid be produced annually. It has been found that if the total amount of cutting fluid on the swarf surface be reduced to less than 1% leads to a significant mass reduction in the amount of hazardous waste. In this research, it was considered, 107,922 USD profit at the end of first year and 205,278 USD at the end of second year would be obtained by reducing the cutting fluid content from 2.29% to 0.8% with using cutting fluid that surrounded metal swarf separation equipment in manufacturing location.


Author(s):  
Edwin F. Coxe

The purpose of this presentation is to acquaint you with cogeneration, provide techniques for quickly assessing its possible application at your facility, and provide direction for implementation, if appropriate. Cogeneration is the sequential production of steam and electricity from the same energy source. It is sequential in that the energy first produces electricity and then useful thermal energy. This application is called a topping cycle because the power production precedes the thermal application. It is the one that should be of most interest in the citrus industry, and the one that will be addressed herein. The other configuration, the bottoming cycle, is where the energy source for power generation is from heat recovered from a high temperature thermal process application such as often exists in the metal processing industry. Paper published with permission.


Author(s):  
Yeti Kuswati

In an effort to realize the vision of the Regional Technical Implementation Unit (UPTD) of Irrigation Network at Talaga, Majalengka, which is "providing optimal and maximum service in the field of irrigation to the public", it is needed a motivation from the Head of the UPTD so that employees can actively and enthusiastically carry out management, utilization, and services of irrigation. Based on observations, it turned out that the effectiveness of employee's work in irrigation management is still not optimal (still low). The problem was because the implementation of motivation by Head of the UPTD is not based on the principles of motivation maximally. This research was conducted at the UPTD of Irrigation Network at Talaga, Majalengka, using a theoretical basis on motivation with the parameters of principles of motivation proposed by Malayu S.P. Hasibuan and for the measurement of work effectiveness using indicators according to Gibson which are production, quality, efficiency, flexibility, and satisfaction. The analytical method used was a quantitative analysis method using quantitative descriptive analysis techniques, scoring, and crosstab. In this study, the sample used was random sampling.


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