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INDONESIA
Journal of Innovation Materials, Energy, and Sustainable Engineering
ISSN : -     EISSN : 30250307     DOI : -
Core Subject : Engineering,
Journal of Innovation Materials, Energy, and Sustainable Engineering (JIMESE) encourages deeper discussion about sustainability, especially on energy engineering. JIMESE publishes research and review papers about energy sustainability. This journal primary aims to develop and implement technologies that harness renewable energy sources to meet our energy needs. This journal also advance the development of sustainable technologies, promote clean energy production, and address environmental challenges. Article focuses to a more sustainable and environmentally friendly future by improving materials, energy sources, and renewable technology solutions. The scope encompasses materials for structural engineering, electronics, aerospace, healthcare, ossil fuels, nuclear energy, and renewable sources such as solar, wind, hydro, geothermal energy, solar panels, wind turbines, hydropower systems, bioenergy technologies, and other renewable energy solutions. It also involves energy storage systems and grid integration.
Articles 35 Documents
Innovation in hanging bamboo weaving of malet gusti using modern techniques for interior design and building facades: Sustainable materials Gunawarman, Anak Agung Gede Raka; Pradnyaningrum, Putu Siskha; Murti, Anak Agung Gede Krisna; Utari, Putu Marchia Eka; Atmaja, I Made Alit Giri Rama Kanaka
Journal of Innovation Materials, Energy, and Sustainable Engineering Vol. 2 No. 2: (January) 2025
Publisher : Institute for Advanced Science Social, and Sustainable Future

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61511/jimese.v2i2.2025.1393

Abstract

Background: As awareness of the importance of sustainability continues to grow, the demand for environmentally friendly products has also increased. However, the bamboo craft industry in Indonesia faces challenges in enhancing the added value of its products, such as improving production efficiency and diversifying designs to meet modern market demands. This study aims to develop more efficient bamboo weaving techniques through the utilization of bamboo splitting machines and analyze their impact on product quality and craftsmen's competitiveness. Methods: The research employed a development method (Research and Development) with both qualitative and quantitative approaches. Data were collected through observations, in-depth interviews, and product trials conducted during a training program in Penglumbaran Village, Bangli. The program integrated traditional techniques with modern technology to produce wall panels, interior partitions, and exterior facades. Findings: The results showed a 48% increase in production time efficiency and the development of three new weaving models with higher aesthetic value. Additionally, craftsmen demonstrated enhanced skills in combining technological innovation with traditional techniques. Conclusion: This study has implications for improving the competitiveness of bamboo weaving products in local and international markets, strengthening the local economy through product diversification, and contributing to environmental preservation through the use of sustainable materials. These findings highlight that technology-based innovation can serve as a strategic solution to bridge tradition and modernity in the bamboo craft industry. Novelty/Originality of this Study: This study offers a unique approach by combining traditional bamboo weaving techniques with modern bamboo splitting technology, bridging the gap between tradition and modernity while enhancing both product efficiency and quality in the bamboo craft industry.
The potential of cassava peel as acoustic panel material: A sustainable innovation in green engineering Pramesti, Sharfina Djati; Aryani, Silfia Mona
Journal of Innovation Materials, Energy, and Sustainable Engineering Vol. 2 No. 2: (January) 2025
Publisher : Institute for Advanced Science Social, and Sustainable Future

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61511/jimese.v2i2.2025.1397

Abstract

Background: Natural waste is one of the materials that has the potential to become acoustic material because it has a porous texture and meets the requirements of suitable sound-absorbing materials. Utilizing natural waste as acoustic material can reduce cassava peel waste, especially in cassava peel processing industries, both from factories and home industries.  Methods: This research is conducted to determine the potential of cassava peel waste as a natural material that can be utilized to create acoustic materials made from natural substances. In this study, cassava peel waste was tested as a sound-absorbing acoustic material using the impedance tube method. The sample was made by mixing finely ground cassava peel waste and PVAc (Poly-vinyl-acetate) white glue, then molding the mixture into circular molds with a diameter of 10 cm and thicknesses of 3.5 cm and 4 cm, respectively. Findings: The results indicate that the sample with a thickness of 3.5 cm has an absorption coefficient of 0.45 at a frequency of 500 Hz, while the 4 cm thick sample has an absorption coefficient of 0.32 at 600 Hz. Both samples show that cassava peel waste is a viable soundproofing material with absorption coefficients above 0.3, making it an effective, eco-friendly acoustic panel material. Conclusion: Cassava peel waste demonstrates good potential as an acoustic material, with promising sound absorption properties, making it an environmentally friendly and accessible alternative to conventional soundproofing materials. Novelty/Originality of this Study: This study introduces cassava peel waste as a sustainable and accessible material for acoustic applications, offering an innovative solution to both waste reduction and soundproofing. The research highlights the potential of using locally available natural waste, specifically cassava peel, in the creation of eco-friendly acoustic panels, which is a novel approach not widely explored in the acoustic material industry.
Renewable energy development towards indonesia’s energy transition: Technological innovations for a sustainable future Fahmi, Yunita
Journal of Innovation Materials, Energy, and Sustainable Engineering Vol. 2 No. 2: (January) 2025
Publisher : Institute for Advanced Science Social, and Sustainable Future

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61511/jimese.v2i2.2025.1488

Abstract

Background: Global climate change has significantly impacted Indonesia, leading to various challenges such as water scarcity, the degradation of marine and land ecosystems, and food instability. These environmental issues are also affecting public health and the nation's economy. Increased frequency of natural disasters like floods, landslides, and droughts is resulting in agricultural losses, while rising sea temperatures and changing seawater composition threaten fishery resources. Addressing these issues is critical for both environmental preservation and strengthening Indonesia's economy. Method: This study employs a literature review approach to explore Indonesia's strategy for transitioning to renewable energy. By analyzing various sources and reports, the paper aims to understand the country's energy transition and the economic and environmental implications of continuing reliance on non-renewable energy. Findings: The study finds that Indonesia is facing significant negative impacts from climate change, which are expected to cause economic losses ranging from 0.66% to 3.45% of GDP by 2030. These impacts are particularly due to the use of non-renewable energy sources. Transitioning to renewable energy is viewed as a vital solution for mitigating these losses, but it requires collaboration from government bodies, communities, and the private sector. Conclusion: Efforts to mitigate climate change and adapt to its impacts are crucial for the sustainability of Indonesia's economy, public health, and environmental preservation. A transition to renewable energy is essential, but it requires concerted efforts from various stakeholders to ensure its success and address the broader challenges posed by climate change. Novelty/Originality of this Study: This study offers a comprehensive review of Indonesia’s renewable energy transition strategy, providing new insights into how mitigating the impacts of climate change through renewable energy could contribute to economic sustainability. The analysis emphasizes the collaborative approach needed from multiple stakeholders to address the challenges of climate change and transition away from non-renewable energy sources.
Geothermal power plant as a sustainable renewable energy alternative: Innovations and engineering solutions Saputra, Dany Yuda; Sibarani, Saputra
Journal of Innovation Materials, Energy, and Sustainable Engineering Vol. 2 No. 2: (January) 2025
Publisher : Institute for Advanced Science Social, and Sustainable Future

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61511/jimese.v2i2.2025.1489

Abstract

Background: Indonesia is an area that has abundant geothermal energy availability, with a total of approximately 28,617 MW. This is because Indonesia is located on the ring of fire between the Atlantic and Pacific oceans. However, this availability does not automatically make Indonesia prioritize geothermal power plants (GPP) as a substitute for fossil fuels in the future. GPP only ranks third in priority below hydropower plants (PLTA) and biomass power plants (PLT Biomasa). The purpose of this study is to look at the strengths, weaknesses, opportunities, and threats of geothermal energy supply. This article uses a qualitative method with literature review and SWOT analysis to describe the phenomenon experienced by geothermal energy in Indonesia. Methods: This article uses a qualitative method with literature review and SWOT analysis to describe the phenomenon experienced by geothermal energy in Indonesia. Findings: The results of this study show that geothermal energy has strengths, namely reliable, stable, and efficient power, a clean energy with minimal emissions, does not require storage space, does not require large land and has minimal water requirements, and provides direct benefits to the community. Meanwhile, the weaknesses of geothermal energy utilization are that it has a relatively high investment cost, requires sophisticated and complex technology, so it takes a long time to develop, is highly dependent on geographic location to obtain good capacity, is sometimes far from the load center, often conflicts with indigenous communities, making it difficult to obtain social license, and has negative impacts on flora and fauna. The opportunity to utilize this technology is the existence of regulations, especially Law No. 21/2014 and other related regulations, including as the third potential renewable energy transition. The threats faced are government policies and licensing processes that still do not fully support geothermal energy, international scrutiny, and community resistance. Conclusion: The conclusion of this article is that geothermal energy is very suitable as a substitute for fossil fuels by mitigating and improving policy, technology, and financing aspects. Novelty/Originality of this article: The originality of this article lies in its application of a SWOT analysis to evaluate the geothermal energy sector in Indonesia. It provides a comprehensive review of the current challenges and opportunities in utilizing geothermal energy as a renewable resource, highlighting the need for policy improvements and technological advancements to overcome barriers and support its growth.
Environmental life cycle assessment of conventional and electric vehicles: lessons learned from selected countries Idris, Muhammad; Koestoer, Raldi Hendro
Journal of Innovation Materials, Energy, and Sustainable Engineering Vol. 1 No. 1: (July) 2023
Publisher : Institute for Advanced Science Social, and Sustainable Future

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61511/jimese.v1i1.2023.27

Abstract

Electric vehicle (EV) is an alternative expected to be tail-pipe emission-free and improve public health. Switching conventional or internal combustion engine vehicles (ICEVs) to EVs becomes a potential strategy for realizing urban sustainability. The study aims to review the environmental impact between ICEV and EV in Lithuania, China, Canada, Poland, Czech Republic, Italy, United States, and Australia. Then, the review result is compared to the Indonesia context as lessons learned. A comparative study with a qualitative descriptive method was carried out. The main activities are a literature review. The works of literature were collected, classified, and reviewed to find out significant findings on the environmental impact of ICEV and EV. Assessing the vehicle in all life-cycle (LC) phases is an essential issue. The entire LC of products may significantly impact the environment due to the utilization of raw materials through a process that causes adverse environmental impacts. Therefore, Life-cycle assessment (LCA) is proposed to estimate the environmental effects related to all the LC stages of EVs. Thus, LCA could be a critical tool. Numerous cases in several countries show that EVs were not always more environmentally friendly than ICEVs. The review indicates that EVs and electricity-generating mix scenarios play a significant role in performing LCA due to the performance of an EV is extremely dependent on the energy consumed through its operation phase. Additionally, the results show how significant renewable energy sources (RES) are in the electricity-generating mix that provides different environmental impacts. In the Indonesia context, the environmental impact of EV is predicted to be higher than ICEV due to the electricity generating mix is still lower than 20% in 2023. Optimizing the electricity generating mix scenario by increasing the RES, implementing clean technology power plants, and applying vehicle recycling are excellent strategies to promote sustainable development in the EV industry. However, economic and social aspects shall be considered to get comprehensive results in further research.
Power factor correction for energy efficient at public hospital of Manokwari Panggei, Yahja; Pasalli, Yulianus Rombe; Paisey, Fourys Yudo Setiawan; Rehiara, Adelhard
Journal of Innovation Materials, Energy, and Sustainable Engineering Vol. 1 No. 1: (July) 2023
Publisher : Institute for Advanced Science Social, and Sustainable Future

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61511/jimese.v1i1.2023.33

Abstract

The power factor grades are an indicator to determine the effectiveness of the electric power either distributed or used by consumers. A high power factor indicates that the electrical loads are using energy efficiently. Due to the increase in inductive load, there will be a decrease in the power factor, which in turn affects the distribution of electrical energy. In this research, an investigation has been carried out to observe the background that influences the low power factor at public hospital (RSUD) of Manokwari and recommend the need for a basis for improving the power factor at the hospital. Primary data on lighting and electrical equipment, along with their respective electric power capacities and power factors, are collected and measured onsite. Then the data is analysed based on the theoretical basis of power factor improvement. Based on the investigation, there are two focus points in the hospital to be observed, i.e., motor pumps and total load at the main panel. The calculation results show that pump motors 2 and 3 need to be compensated by increasing the power factor to 0.9 so that reactive power is reduced to 1.42 kVAR and 1.24 kVAR, respectively. In the same way, apparent power can also be upgraded to 0.85 kVA and 1.46 kVA by installing bank capacitors of 30.35 mF and 26.63 mF, respectively. On the other hand, the largest load connected to the main panel needs to be corrected to reduce the reactive power and apparent power to 17.86 kVAR and 9.5 kVA through the installation of a capacitor bank of 387.75 mF. This correction will increase energy efficiency while gaining economic benefits on both electricity bills and waiving penalties.
The potential of renewable energy sources in Java Island: a systematic literature review Kurniawan, Fatah; Samsudin, Achmad; Sriwati, Endang; Coştu, Bayram
Journal of Innovation Materials, Energy, and Sustainable Engineering Vol. 1 No. 1: (July) 2023
Publisher : Institute for Advanced Science Social, and Sustainable Future

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61511/jimese.v1i1.2023.101

Abstract

This study aims to reveal the various renewable energy sources that have the potential to be developed on the island of Java, Indonesia. Because it is cheap and easy to reach, non-renewable energy is widely used as a source of energy for people's lives. The negative side of non-renewable energy sources forces local governments to look for alternative energy sources that are more environmentally friendly. Environmentally friendly alternative energy is rarely studied, specifically on the island of Java, through literature studies. Therefore, this study used a research method: a literature study on 28 Scopus, WoS, and Sinta-indexed articles. This literature study yields the information that 10 types of renewable energy sources have the potential to be developed in Java. These renewable energy sources can be further developed using technology according to their potential in each province. Thus, this research has succeeded in linking various renewable energy sources that have the potential to be developed on the island of Java.
Comparison of organic wastewater treatment using anaerobic reactors fixed bed type in Germany and Indonesia Andria Wardani, Laras; Koestoer, Raldi Hendro
Journal of Innovation Materials, Energy, and Sustainable Engineering Vol. 1 No. 1: (July) 2023
Publisher : Institute for Advanced Science Social, and Sustainable Future

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61511/jimese.v1i1.2023.202

Abstract

Waste that has a high organic matter content can be treated biologically under anaerobic conditions or using bacteria that can live in an environment without oxygen. One method of wastewater treatment that can reduce high organic content is the Fixed Bed type anaerobic reactor system. The purpose of this research is to compare the treatment of organic wastewater using a Fixed Bed type anaerobic reactor that has been implemented in Germany with that implemented in Indonesia. The method used is a literature study by comparing case studies between the two countries, so the methodology used is a systematic literature review. Based on the results of the discussion, it is known that the organic waste that is processed using an anaerobic reactor carried out in Germany has several differences starting from the sub-stages of the process, and operations to the materials used such as the use of pumps, installation storage tanks, sewage filtration, use of stainless steel and heat exchangers. These differences if applied in Indonesia can cost relatively a lot so they are not suitable for application in Indonesia. Based on the literature study, it was concluded that the anaerobic wastewater treatment solution using a fixed bed type in Indonesia can be a good opportunity and can be imitated by other countries because it has simple equipment, but the reactor efficiency and the resulting percentage of methane production are relatively high. although the required HRT is long, anaerobic catalysts can be used as a solution.
Tantangan transisi energi terbarukan di Indonesia: (Studi kasus PLTS di Kabupaten Cilacap) Manahara, Sofian; Putri, Sheila Kusuma; W, Imaniar Septa Kencana
Journal of Innovation Materials, Energy, and Sustainable Engineering Vol. 1 No. 1: (July) 2023
Publisher : Institute for Advanced Science Social, and Sustainable Future

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61511/jimese.v1i1.2023.259

Abstract

The use of new, renewable Energy has been initiated since the promulgation of Law Number 30 of 2007 concerning Energy. Now, the urgency is starting to appear with the enactment of Presidential Regulation Number 112 of 2022 concerning the Acceleration of Renewable Energy Development for the Supply of Electric Power. Solar thermal Energy is very abundant in areas with tropical climates, such as Indonesia, which is always illuminated by the sun all year round. This is an energy source that has great potential to be developed. PT One of the locations for implementing PLTS by PT X is in the Cilacap Regency. PLTS, with a capacity of 1,340 kiloWatts with electricity production of 833 MWh and an investment value of IDR 10 billion per 1 MW, operational since August 2021, is used to support the provision of electrical energy sources for office activities and employee housing, with an average reduction in equivalent CO2 emission intensity of 7.60 %. Implementation of the use of PLTS still faces various challenges, especially for commercial use, such as a complicated licensing process that is not yet aligned between authorized agencies, the limited availability of PLTS infrastructure and technology and supporting facilities such as electricity transmission networks in Indonesia, thus affecting the investment value or installation costs, limitations human resources during the Covid-19 pandemic, to allegations that political factors and conflicts of interest between electricity supply sectors cause the minimal use of PLTS. On the other hand, considering that significant climate change is starting to be seen and felt, the existence of PLTS is expected to accelerate the achievement of reducing greenhouse gas emissions. This paper will provide an overview of the implementation of PLTS use for the commercial sector, which has been carried out as evaluation material for all parties to prepare environmentally sound sustainable development strategies through the implementation of PLTS use.
A systematic review of machine learning and deep learning approaches for load and energy consumption prediction in contemporary power systems Akinrogunde, Oluwadare Olatunde; Adelakun, Adeola; Theophilus, Edwin Ejike; Thomas, Temitope Grace
Journal of Innovation Materials, Energy, and Sustainable Engineering Vol. 3 No. 1: (July) 2025
Publisher : Institute for Advanced Science Social, and Sustainable Future

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61511/jimese.v3i1.2025.1949

Abstract

Background: Machine learning (ML) methods are prevalent forecasting model construction tools that outperform conventional methods. This study is a systematic review of machine learning method utilization for load and energy consumption forecasting between 2020-2025. The study covers a variety of methods, ranging from simple algorithms such as linear regression and support vector machines to complex deep learning models such as LSTM, Convolutional Neural Networks CNNs, Transformer models, Graph Neural Networks GNNs, and particular ensemble and hybrid methods. Methods: This study systematically reviewed electric load and energy demand forecasting machine learning techniques with strict methods and harvested primary research databases and preprint servers for English-language papers from January 2020 to May 2025. Results: This study revealed that deep learning models, including LSTM and CNN-LSTM, are becoming more widely used, which indicates a shift towards operational maturity. However, their complexity can be difficult for low-resource environments. The performance of Machine learning models is vastly context dependent. It is a function of factors such as the size, resolution, and range of forecasting involved, thus requiring the proper selection of models. Above all, quality data and proper pre-processing always prevail over the effect of selected machine learning techniques. Conclusion: Machine learning has assisted energy forecasting a lot but falls short on usability and reliability. More technology and collaboration are required to succeed with renewable energy systems. Originality/Novelty of this article: This study describes new developments in Machine learning for energy forecasting and mentions trends and issues to be expected. It recommends what is in the pipeline for future research and applications.

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