scholarly journals Perancangan sistem manajemen energi pada industri manufaktur berdasarkan ISO 50001:2011

Author(s):  
Taufik Ridwan

As one manufacturing industry with a large level of energy consumption makes energy management mandatory applied at PT. XYZ, the purpose of this research is to design energy management system implementation strategy in PT. XYZ based on ISO 50001. Started by self assessment and by collecting data on the use of primary energy sources in the company, followed by processing and analyzing using simple linear regression. The self assessment results show 38% of the total value’s completeness of existing program in the clause of ISO 50001. From the processing and analyzing’s energy usage showed energy baseline and energy performance indicators (EnPI) of the company. The result of research is identifies and proposes the potential of energy savings in air compressor distribution system, steam boiler distribution, and electrical distribution system with good housekeeping, control system, and modification, proposes the energy management system implementation based on Deming’s PDCA cycle, and continued by recommending roadmap towards the implementation of energy management systems. 

2016 ◽  
Vol 11 (3) ◽  
pp. 512-531 ◽  
Author(s):  
Carmen Păunescu ◽  
Laura Blid

Abstract The global pressing need to protect the environment, save energy and reduce greenhouse gas emissions worldwide has prompted the enterprises to implementing both individual energy saving measures and a more systematic approach to improve the overall enterprise’s energy performance. Energy management is becoming a priority as enterprises strive to reduce energy costs, conform to regulatory requirements, and improve their corporate image. As such, enterprises are encouraged to manage their energy related matters in a systematic manner and a more harmonized way, to ensure continual improvement on their energy efficiency. Despite the increasing interest in energy management standards, a gap persists between energy management literature and current implementation practices. The release of the ISO 50001 international standard was meant to help the organizations develop sound energy management systems and effective process-based energy management structures that could be recognized through third-party certification. Building on the energy management literature and energy management standards, the current paper presents the essential steps the enterprises should take to practically design a sustainable energy management system. Also, by using multiple case studies of enterprises that have implemented an ISO 50001 energy management system, it introduces a structured approach that companies can use to effectively develop their energy planning and improve energy performance. The key components of the enterprise’s energy planning are discussed, as well as practical examples of energy objectives and performance indicators from various industries are offered. The paper shows that by establishing an effective energy planning system, this will efficiently meet demands for achieving energy performance indicators and international certification.


Author(s):  
SANGEETA MODI ◽  
RITU NAIYA ◽  
SHAIK SHABANA

Energy consumption in residential buildings account for 20 to 40 per cent of total energy consumed in a country and therefore represents a significant and potential source of energy savings. An Intelligent Energy Management System can contribute to major reductions of energy use in hundreds of millions of buildings. This paper gives an overview of sensor technology and wireless networks in the development of an intelligent energy management system for residential buildings (IEMSRB). This technology has ample potential to change the way we live and work. In this paper ZigBee is used as a communication medium in building intelligent energy management system. From the prototype setup, it is shown that ZigBee is a suitable technology to be adopted as the communication infrastructure in energy management system for residential buildings .The performance analysis discussed in this paper verifies the effectiveness of using ZigBee in energy management system. The novelty of the present scheme is its ability to save the energy and improve the performance as it learns and gains more experience in real-time operations. Results also demonstrate that the proposed scheme can achieve the minimum electricity cost for residential customers. The proposed system can be installed and maintained in residential environments with ease.


Energies ◽  
2020 ◽  
Vol 13 (17) ◽  
pp. 4551
Author(s):  
Juyong Kim ◽  
Hongjoo Kim ◽  
Jintae Cho ◽  
Youngpyo Cho ◽  
Yoonsung Cho ◽  
...  

This paper is about the development of the real-time direct current (DC) network analysis applications for the operation of DC power systems. The applications are located in the central energy management system (EMS) and provide the operator with the optimal solution for operation in real time. Developed DC applications are not limited by voltage level. Applications can be used at all DC voltage levels such as low voltage, medium voltage and high voltage. A program configuration and sequence for analyzing the DC distribution system are suggested. Algorithms of each program are presented and the differences when compared with the processes of the applications of the existing alternating current (AC) systems are analyzed. The DC grid demonstration site at the Korea Electric Power Corporation (KEPCO) power testing center is introduced. The details of EMS and applications installation are described. The developed DC applications were installed in the EMS of the demonstration site and verification tests have been carried out. The configuration of the test scenario for testing the voltage control of the DC network is described. The voltage control result is analyzed and the measured data and the results of the applications are verified for compatibility by comparing them with the results of an off-line simulation tool. Finally, the future direction of the development of technology for the operation of the DC grid is introduced.


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