FEASIBILITY STUDY DAN PERANCANGAN PEMBANGKIT LISTRIK TENAGA SURYA DI KABUPATEN DEMAK

2019 ◽  
Vol 1 (1) ◽  
Author(s):  
Dhata Praditya

Kabupaten Demak merupakan daerah yang terletak di pulau Jawa Propinsi Jawa Tengah, merupakan salah satu daerah yang sebagian masyarakatnya belum pernah merasakan terangnya listrik seperti daerah lain di kota-kota besar di pulau Jawa. Listrik di wilyah ini belum masuk di karenakan jangkauan PLN untuk masuk kedaerah terpencil seperti Kabupaten Demak sangat sulit. Oleh karena itu penulis berinisiatif untuk merancang pembangunan pembangkit listrik tenaga surya untuk daerah tersebut. Pembangkit Listrik Tenaga Surya (PLTS) sebagai pembangkit listrik diarahkan agar dapat dimanfaatkan oleh para pemakai di daerah terpencil yang tidak mungkin dijangkau oleh jaringan PLN. Dari hasil pembahasan dengan menggunakan metode pendekatan Perencanaan, Desain dan Analisa Kebutuhan didapat bahwa untuk memenuhi kebutuhan listrik di Kabupaten Demak dengan jumlah 10.000 unit rumah, power house, penerangan umum dan Industri dibutuhkan listrik 30 MW. Untuk memenuhi kebutuhan itu maka diperlukan 400.000 panel surya, 375.000 baterai,10.000 buah charge controller dengan kapasitas 300 Ampere dan 167 Buah inverter dengan kapasitas 15 Kw. Untuk kebutuhna tersebut diatas maka dibutuhkan anggaran biaya USD 60,000,000.00 (Enam Puluh Juta United States Dollar). Analisis Investasi dari perhitungan Cash Flow menunjukkan bahwa Payback Period terjadi pada tahun ke 7. Nilai NPV adalah USD 27,125,809 dan IRR sebesar 15%. Hal ini menunjukkan bahwa investasi Pembangkit Listrik Tenaga Surya di Kabupaten Demak adalah FEASIBEL.

2019 ◽  
Vol 1 (1) ◽  
Author(s):  
Ima Rochimawati

Metode penelitian yang digunakan untuk menyusun laporan ini yaitu menggunakan beberapa pendekatan dengan membuat prototyping dalam bentuk maket melalui beberapa tahap yaitu tahap Planning dan Desain dan Analisa Kebutuhan. Pada tahap planning penulis membuat sebuah perencanaan siteplan prototype sebelum tahap analisan dan selanjutnya. Dari hasil pembahasan dengan menggunakan metode pendekatan Perencanaan, Desain dan Analisa Kebutuhan didapat bahwa untuk memenuhi kebutuhan listrik di Kabupaten Demak dengan jumlah  10.000 unit rumah, power house, penerangan umum dan Industri dibutuhkan listrik 30 MW. Untuk memenuhi kebutuhan itu maka diperlukan  400.000 panel surya, 375.000 baterai,10.000 buah charge controller dengan kapasitas 300 Ampere dan 167 Buah inverter dengan kapasitas 15 Kw. Untuk kebutuhna tersebut diatas maka dibutuhkan anggaran biaya USD 60,000,000.00 (Enam Puluh Juta United States Dollar).


2018 ◽  
Vol 3 (2) ◽  
pp. 160
Author(s):  
Halkadri Fitra ◽  
Salma Taqwa ◽  
Charoline Cheisviyanny ◽  
Abel Tasman ◽  
Nurzi Sebrina

Penelitian ini bertujuan untuk melihat kelayakan aspek keuangan usaha grosir sembako Badan Usaha Milik Desa (Nagari) Kamang Hilia Sejahtera di Kenagarian Kamang Hilia Kecamatan Kamang Magek Kabupaten Agam Provinsi Sumatera Barat yang dilakukan pada tahun 2018. Penelitian bersifat deskriptif kuantitatif dengan menggunakan metode cash flow analysis, payback period, net present value, profitability index, internal rate of return, dan average rate of return. Hasil penelitian menunjukkan bahwa nilai net cash flow Badan Usaha Milik Desa (Nagari) Kamang Hilia Sejahtera adalah positif yaitu Rp.21.774.000, nilai payback period adalah 1,15 tahun, nilai net present value positif sebesar Rp.10.680.034,47, nilai profitability index adalah positif 1,37, sedangkan nilai internal rate of return adalah 46,7% dan nilai average rate of return adalah 57,23%. Berdasarkan standar penilaian maka semua metode yang digunakan memberikan kesimpulan bahwa usaha grosir sembako milik Badan Usaha Milik Desa (Nagari) Kamang Hilia Sejahtera dalam kategori layak untuk dilaksanakan.


2008 ◽  
Vol 86 (1) ◽  
pp. 46-55 ◽  
Author(s):  
Lars G. Svensson ◽  
Todd Dewey ◽  
Samir Kapadia ◽  
Eric E. Roselli ◽  
Alan Stewart ◽  
...  

Author(s):  
Mohamad Fakrie Mohamad Ali ◽  
◽  
Mohd Noor Abdullah ◽  

This paper presents the feasibility study of the technical and economic performances of grid-connected photovoltaic (PV) system for selected rooftops in Universiti Tun Hussein Onn Malaysia (UTHM). The analysis of the electricity consumption and electricity bill data of UTHM campus show that the monthly electricity usage in UTHM campus is very high and expensive. The main purpose of this project is to reduce the annual electricity consumption and electricity bill of UTHM with Net Energy Metering (NEM) scheme. Therefore, the grid-connected PV system has been proposed at Dewan Sultan Ibrahim (DSI), Tunku Tun Aminah Library (TTAL), Fakulti Kejuruteraan Awam dan Alam Bina (FKAAS) and F2 buildings UTHM by using three types of PV modules which are mono-crystalline silicon (Mono-Si), poly-crystalline silicon (Poly-Si) and Thin-film. These three PV modules were modeled, simulated and calculated using Helioscope software with the capacity of 2,166.40kWp, 2,046.20kWp and 1,845kWp respectively for the total rooftop area of 190,302.9 ft². The economic analysis was conducted on the chosen three installed PV modules using RETScreen software. As a result, the Mono-Si showed the best PV module that can produce 2,332,327.40 kWh of PV energy, 4.4% of CO₂ reduction, 9.3 years of payback period considering 21 years of the contractual period and profit of RM4,932,274.58 for 11.7 years after payback period. Moreover, the proposed installation of 2,166.40kWp (Mono-SI PV module) can reduce the annual electricity bill and CO2 emission of 3.6% (RM421,561.93) and 4.4% (1,851.40 tCO₂) compared to the system without PV system.


2018 ◽  
Vol 41 (1) ◽  
pp. 82-87
Author(s):  
G.G. Geletukha ◽  
T.A. Zheliezna ◽  
S.V. Drahniev ◽  
A.I. Bashtovyi

The purpose of the work is to carry out a preliminary feasibility study of some typical projects on the production and consumption of agribiomass briquettes in Ukraine. The task of the work is to analyse and summarize the results of the feasibility study. The research methods include an overview of the successful examples of the production and use of biomass briquettes in Ukraine, the identification of priority types of relevant projects, the assessment of the main technical and economic indicators of several typical bioenergy projects. The results of the work make it possible to conclude whether it is feasible or not to implement certain types of projects in this segment of bioenergy. It is shown that today in Ukraine there are already examples of successful implementation of projects on the production and consumption of different biomass type briquettes. These examples include projects implemented for grants and business projects. For Ukraine, several promising options for the production and use of biomass briquettes can be suggested. The three typical variants of the biofuel production projects are as follows: (1) a rural enterprise produces agribiomass briquettes and sells them as a substitute for expensive coal to the local population and other consumers using small boilers with manual loading; (2) villagers or members of a united territorial community create an energy cooperative within which they produce biomass briquettes for their own consumption; (3) a large agrarian enterprise produces briquettes from its own agricultural raw materials and sells the product partly to its employees, partly to other consumers. Typical types of projects for the use of biomass briquettes can be as follows: an individual consumer or a trade/service organization or an industrial/commercial enterprise uses biomass briquettes in an existing boiler (replacement of coal) or in a newly purchased boiler of the appropriate capacity (replacement of coal/natural gas). The results of the preliminary feasibility study of these typical projects show that all the projects are economically feasible with a discounted payback period of 3-5 years.


2021 ◽  
Vol 11 (2) ◽  
pp. 369-391
Author(s):  
Emre Cevikcan ◽  
Yildiz Kose

PurposeAn appropriate space allocation among different residence types gives higher profitability and liquidity for cash flow management in real estate projects for developers. Thereby, a balance between debt and equity should be kept for capital formation in developers where high level of cost, profit and risk exists. The purpose of this paper is to provide cash flow optimization under debt and equity financing while providing an appropriate space allocation of residence types via synchronous consideration of profitability and liquidity.Design/methodology/approachA novel optimization methodology that includes project financing, optimization and experimental design modules is proposed. The first module, project financing, considers the flexibility of utilizing one or both of debt financing and equity financing when making capital. The optimization module addresses space allocation among different residence types for a construction while maximizing profitability and liquidity using two mixed-integer linear programming models in a pre-emptive manner. The experimental design module assesses the effects of decisive parameters within the methodology via multivariate analysis of variance (MANOVA).FindingsThe proposed methodology is applied to a real-life residential project in Istanbul. The optimization module yielded 42.5% profitability via the first linear programming model and 2.2% trade-off between liquidity and profitability while minimizing the payback period by the second linear programming model. Meanwhile, MANOVA results showed that profit per square meter and sale rate trends are the most prominent factors considering their significant effects on net present value and payback period.Originality/valueTo the best knowledge of the author, related papers focused only on profitability under equity financing. Liquidity (as an objective) and equity financing (as a financing method) have not been handled. Hence, this paper not only performs profitability and liquidity-oriented cash flow optimization under debt and equity financing but also optimizes space allocation of residences for the first time.


2019 ◽  
Vol 19 (2) ◽  
pp. 61-70
Author(s):  
Pandi Aditiya ◽  
Ahmad Herison ◽  
Ika Kustiani ◽  
Amril Ma’ruf Siregar

The increasing demand for port services at the Panjang port causes high levels of ship queues. The solution to overcome this problem is to build a new port. However, this new port construction project has not yet conducted a feasibility study. The purpose of this study is to assess the feasibility of port development in the Panjang district of Bandar Lampung in terms of investment or financial aspects. The methods are Benefit-Cost Ratio, Net Present Value, Payback Period, and Internal Rate of Return. The results of the feasibility study of the most profitable investment are in the seventh scenario, the Net Present Value (NPV) of Rp. 463,292,122,605.34, the BCR result of 1.2959, the IRR yield of 12.11% and the Payback Period (PP) occur in the year to thirty-seventh with an economic age of 60 years. The conclusion is that the construction of a new port can be a solution to overcome the overload of Panjang port.


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