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Power Plant
Published by Institut Teknologi Perusahaan Listrik Negara
ISSN : 23561513     EISSN : 2656372X     DOI : -
Core Subject : Science, Engineering,
Automotive Engineering Energy Industrial & Manufacturing Engineering Materials Science & Nanotechnology Mechanical Engineering
The Scientific Journal of "Power Plant" is a collection of scientific works by lecturers, researchers, and practitioners in the field of Mechanical Engineering that have been published since September 2012. This journal is the result of scientific work, research in the fields of Energy, Materials and Energy Conversion to contribute in writing scientific which will be useful for the application of science and technology, especially in the field of Mechanical Engineering.
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Articles 10 Documents
 1 
Search results for , issue "Vol 1 No 1 (2013): JURNAL POWER PLANT" : 10 Documents clear
Analisis Patah Lelah Pipa Cold Superheater Boiler PLTU 2 Banten – Labuan Andika Widya Pramono; Ari Yulianto
JURNAL POWERPLANT Vol 1 No 1 (2013): JURNAL POWER PLANT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/powerplant.v1i1.787

Abstract

Boilers (Boiler) is a major component in the plant in which there are pipes steam boiler that serves to drain the water to be heated by the flame or hot gases to be steam. Boiler pipes are arranged into a single entity, starting from the steam drum, the combustion chamber (furnace / burner), superheater and economizer. The existing pipe in the boiler is a vital component, because the pipe is used as a container to drain the vapor or liquid throughout the existing system with high operating temperatures. It depends on the type of material engineering digunakan.Pipa boiler operating at high temperature and pressure in the long term is a problem that often occurs is in the form of leaks that resulted in the power plant should cease to operate as it did on 2 Banten Labuan power plant. Boiler pipe leakage at this plant occurs in areas of cold pipe boiler superheater in the form of fracture mechanics and surface defects due to the weld metal splashes. To overcome this, a boiler pipe to be analyzed by observing the microstructure, chemical composition analysis and micro hardness tester with Vickers method to determine the cause of the leak. In the sample cold pipe fracture failure occurs supeheater tired (fatigue failure) that is indicated on the beach mark (the beach) and striation. From the results shows that the chemical composition of the material cold pipe superheater in accordance with the standard specifications (ASTM A210 Grade C), so that failure and damage of all pipes that are not investigated due to the specifications of the material are not standardized.
Analisis Welding Joint Performance Material ASTM SA 178 D Pada Waterwall Tube Boiler PLTU Paion Unit 1-400 Arief Suardi Nc; Paltiraja Paltiraja
JURNAL POWERPLANT Vol 1 No 1 (2013): JURNAL POWER PLANT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/powerplant.v1i1.788

Abstract

One of the important components in the boiler waterwall tube. The main function of waterwall tube is to convert water into steam. Conducted research focused on the performance of welded joints waterwall tube boilers, where the testing is done Vikers micro test, SEM and EDAX test and Mapping, and the chemical composition of the test. Because the welding process was very important here, whether appropriate or thoroughness standards that affect the heat treatment that occurred in the boiler tube material. In this paper waterwall tube material used is a type of medium carbon steel material (Electric resistance welded carbon steel) as defined in ASTM SA178D. In the waterwall tube welded joints can also be compared in terms of both its Performance microstructure and hardness and also the spread of elements - elements contained within these materials.
Kajian Rancangan Dan Permasalahan Instalasi Pengujian Pompa Dan Turbin Model PLMTH Di STT-PLN Eko Sulistyo; Gita Puspa Artiani; Teguh Febriyanto
JURNAL POWERPLANT Vol 1 No 1 (2013): JURNAL POWER PLANT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/powerplant.v1i1.789

Abstract

In testing the water turbine installation should be able to test various types of water turbines and their characteristics. Known models such as the type of turbine, turbine pelton, francis, propeller / kaplan, and cross flow. pelton turbine is a turbine that has the characteristics of high head and a small discharge, whereas francis turbine for medium and discharge head being, as well as a turbine propeller / kaplan for low head dann large discharge. The test installation shall be able to accommodate the needs of characteristics (needs) of each turbine. Besides the problems of installation testing is also required measuring tools to measure / determine the magnitude of the parameter-parmeter time of testing, such as the flow of water entering the turbine, a large head of the turbine, the greater the power of the turbine, and the amount of rotation of the turbine when pengujian.Semua case must be thought out and designed to meet the requirements and testing purposes so that the results meet the desired accuracy.
Analisis Korosi Pada Inside Water Wall Tube PLTU Tarahan Unit 3 Lampung Ammar Asof; Ucok Nelwan P
JURNAL POWERPLANT Vol 1 No 1 (2013): JURNAL POWER PLANT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/powerplant.v1i1.791

Abstract

Results of chemical composition analysis and EDS (Energy Dispersive X-ray spectroscopy) on waterwall tube boiler, Unit 3 EVAL Lampung2x100 MW power plant, has mengalamikorosi showed early (initial corrosion), and observed the chlorine element content of 0.48%, which spurred the initial padapermukaan corrosion inside diameter of the tube waterwall. This indicates that there has been a difusitas chlorine on the surface of the waterwall tube diameter, which is the cause of the onset of corrosion on the waterwall tube, after the vines and get in on the inside and spread to the other side. This confirmed the results of an electron microscope photograph with magnification 1000X and 1500X. Most likely the difusitas chlorine process is caused by chlorine dissolved in the raw water boiler.
Analisis Kegagalan Material Waterwall Tube Boiler PLTU Ubon Banten 3 Lontar Unit 3 Harun Al Rosyid; Jamal Firmansyah
JURNAL POWERPLANT Vol 1 No 1 (2013): JURNAL POWER PLANT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/powerplant.v1i1.792

Abstract

In the combustion chamber of PLTU UBOH Banten 3 Lontar uses the waterwall tube (waterwall tube) for heating water to produce high pressure steam and turn a turbine, the heating of them used the principles of radiation and koveksi. Therefore, a problem often encountered is thinning and leaking waterwall tube. Depletion problem waterwall tube is a very urgent issue to be addressed immediately. In this study, the writer focused on the observation and analysis of material failure in the main area of ​​the tube wall material. The writer intends to conduct testing of waterwall tube material with Metallography testing process. The objective of test is to determine the layer thickness and the chemical elements that there is in the material and visual observations of the surface after cleaning which is to determine the level of damage that occurs in the depletion that is caused by shotblasting.
Analisis Kekuatan Konstruksi Bejana Tekan Terhadap Tekanan Hydrostatic Test Jasmid Edy; Adi Mahdi N
JURNAL POWERPLANT Vol 1 No 1 (2013): JURNAL POWER PLANT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/powerplant.v1i1.794

Abstract

Pressure Vessel (Pressure Vessel) serves as a holding tank for pressurized fluid and the tank usually play an important role in industrial companies. In the design of Pressure Vessel in addition to perform calculations and manufacturing processes, also conducted a test called Hydrostatic Test. Hydrostatic testing is one of the provisions of the standard used is ASME Section VIII Division 1 Edition 2010, aims to find leaks in Pressure Vessel. Hydrostatic Test Pressure on process is higher than the operating pressure, therefore there will be a large voltage to the material. In this thesis the author will analyze the magnitude of the voltage comparison between the yield stress material with a maximum voltage that occurs when the Hydrostatic Test.
Kemungkinan Terjadinya Slagging Dan Kerugian Efisiensi Akibat Penggunaan Low Rank Coal Pada Boiler PLTU Suralaya Unit 8 Prayudi Prayudi; Ik Agla
JURNAL POWERPLANT Vol 1 No 1 (2013): JURNAL POWER PLANT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/powerplant.v1i1.797

Abstract

Design a coal-fired power plant is made based on the type and specifications of the coal that will be used. In other words, the power plant can only use one type of coal. Suralaya unit 8 uses coal from Kalimantan to the type of low rank coal and calorific value of 4200 kcal / kg. The low rank coal when burned will produce enough ash to be a pretty big slagging potential. This thesis discusses any loss suffered in the event of slagging. And its effects on the efficiency of the boiler, as well as the way in which the Suralaya unit 8 in troubleshooting the slagging.
Perencanaan Cold Storage Untuk Pengawetan Daging Sapi PT. Kepurun Pawana Indonesia Roswati Nurhasanah; Aris Sudarmadi
JURNAL POWERPLANT Vol 1 No 1 (2013): JURNAL POWER PLANT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/powerplant.v1i1.798

Abstract

This study describes the analytical calculation of cold storage for preservation planning of beef in PT. Kepurun Pawana Indonesia (PT. KPI). Planning this cold storage will be addressed to the PT. KPI in Yogyakarta that one of his business is cattle farm. Because cattle results from this farm will be sold in the form of fresh beef. Therefore, these companies require cold storage for the storage of beef. Cold storage is intended to keep the quality of beef stays fresh, quality is maintained and not easily damaged or rotten. Cold storage planning begins by calculating the heat load of the product itself, followed by the calculation of the human load, load infiltration, load lighting and lighting loads. After that we can survey the price of machines such as evaporators, condensers, compressors and other equipment from the calculation that writers get. By designing the cold storage, is expected to help and solve the problem of PT. KPI itself in preserving beef before sale to consumers. Meat sales volume instability problems caused by market conditions can be overcome.
Sistem Pengolahan Air Limbah Pada Pembangkit Listrik Tenaga Uap (PLTU) : Studi Kasus PLTU Muara Karang Sahlan Sahlan; Abdul Razak
JURNAL POWERPLANT Vol 1 No 1 (2013): JURNAL POWER PLANT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/powerplant.v1i1.800

Abstract

Center Steam Power (power plant) is a system of several generating units that rely on mechanical energy from the steam to generate electricity. One type of waste generated by the activities of Steam Power (power plant) is a liquid waste. Power Plant is one of the Thermal Power Plant which contributes removable waste water into the surrounding environment. Waste water originating from a variety of operational activities in the area of ​​the power plant when released into the environment without prior treatment can harm organisms that live around and through the food chain can also be harmful to human health because it generally contains a substance or substances that are potentially harmful. Based on this, the facility power plant waste water treatment system is a very important part of the system of Thermal Power Plant. This research was conducted at the facility Wastewater Treatment System / Waste Water Treatment Plant (WWTP) Muara Karang power plant. The research aims to study the WWTP plant process including the technology and materials used in processing and also compare the data output / results of initial processed WWTP design (2003) with the actual (2011). The results are expected to be used to determine the extent of conformity between the levels of contaminants are released into the environment with the quality standards recommended by the Government. The method used in this research is the field surveys and interviews, as well as data analysis by descriptive analytic. The results showed that the output of the WWTP plant Muara Karang meet quality standards, ie BOD5 3 mg / l, Chromium total 0 mg / l, Copper 0.05 mg / l, Iron 0.16 mg / l, Zinc 0.16 mg / l , pH 7.32, Oils and Fats 0.668 mg / l. Efficiency of processed products for the Iron is 87.2%, Zinc 46.67%, 21.41% Oils and Fats. Based on these data it can be seen that the process of wastewater treatment systems Muara Karang power plant includes five stages, namely the pretreatment, primary treatment, secondary treatment, tertiary treatment and sludge treatment. The performance of several components of the WWTP is less efficient due to have a lot of damage. Quality of output / processed WWTP Muara Karang power plant still operates properly, meet the quality standard of waste water issued by the government and safe for discharge into water bodies / sea.
Analisis Losses Pada Boiler Feed Pump PLTU Muara Karang Unit 5 Vendy Antono; Adi Gunawan
JURNAL POWERPLANT Vol 1 No 1 (2013): JURNAL POWER PLANT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/powerplant.v1i1.802

Abstract

Center Steam Power (power plant) is a type of power plant that is the most common and most of the electrical energy needs on the island of Java and Bali are supplied by the plant species. Broadly speaking, the system of steam power plant (power plant) is composed of some major equipment and support equipment. One part of the steam power generation equipment that plays a key role is the Boiler Feed Pump (BFP). BFP main function is to pump the fluid from the deaerator heading to Steam Boiler Drum through through High Pressure Heater and economizer. BFP in Muara Karang power plant unit 5 uses an electric motor as a pump drive and media use as transmission fluid coupling of the pump. BFP magnitude greatly affect the efficiency losses (losses) of the component - the component. Therefore, the magnitude of losses (losses) that occur need to be analyzed to gain efficiencies actual Boiler Feed Pump. This research aims to study and analyze the depth of the losses in the system BFP (Boiler Feed Pump). The results are used to determine the value of losses on some components of the system BFP. The results showed that the value of the copper losses and the loss of magnetization of electric motors at 216.051 kJ, losses due to fluid friction in the pump for 1424.8694 kJ, the losses can not be taken into account such as the pump bearings, clutch bearings, motor bearings, radiation and Lubricate the coupling of 262.3645 kJ.

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