Electricity market models in restructured electricity supply industry

Author(s):  
M. Y. Hassan ◽  
M. P. Abdullah ◽  
A. S. Arifin ◽  
F. Hussin ◽  
M. S. Majid
2015 ◽  
Vol 773-774 ◽  
pp. 481-485
Author(s):  
Zuraidah Ngadiron ◽  
N.H. Radzi ◽  
Zaris Yassin

Restructuring of electricity supply industry had begun in early 20th centuries. Malaysia Electricity Supply Industry (MESI) has aimed to change its structure to a wholesale market model in 2005. Started in 1992, Independent Power Producers (IPPs) were introduced and since then MESI had applied the Single Buyer Model until today. Even though, the Single Buyer Model had passed several process of evolution, it still a form of imperfect competition in which there is only one buyer and many sellers of a product. Therefore, other alternatives of electricity market model for MESI have been proposed, in order to carry on the MESI previous plan towards restructuring. This paper discusses three electricity market models; Single Buyer Market Model, Pool Market Model and Hybrid Market Model. The case study is carried out to compare the three market models in term of generation revenue. Data from 14 IPP and load profiles in MESI is used for the case study and the result will be discussed.


2015 ◽  
Vol 773-774 ◽  
pp. 476-480 ◽  
Author(s):  
Zuraidah Ngadiron ◽  
N.H. Radzi ◽  
Zaris Yassin ◽  
Izzati Amin

The global trend in electricity market has put pressure for Malaysia to restructure industry to be more reliable, transparent, efficient and sustainable. Besides, centralized power purchasing units that exist within a vertically-integrated entity have been criticized for failure to provide a truly playing field for the player in the generation sector competing to sell power to the single buyer. The Malaysian Electricity Supply Industry (MESI) has gone through various stages of reform and has evolved from predominantly single entity to a multiplayer industry particularly in the generation sector. This literature review covers the evolution of MESI from the introducing of the Independent Power Producers (IPPs), issues surrounding and implementation of single buyer which had continued until now. The MESI reformed a single buyer functional structure and framework is also included. However, this model does not offer transparent competition. Thus, other alternative electricity market model, pool/hybrid market model could be applied in order to carry on the MESI previous plan towards restructuring. The significance and relevance of the pool market model and its advantages in the Malaysian context is also discussed.


Author(s):  
Tirapot Chandarasupsang ◽  
Tomek Siewierski ◽  
Stuart Galloway ◽  
Graeme Burt ◽  
Jim McDonald

This paper presents a study of market design issues for the future Electricity Supply Industry of countries in transition from monopolistic to more competitive structures. An approach is developed to apply a standard measurement of market concentration, such as Herfindahl Hirschman Index (HHI) within the market design context. Typically, HHI is used to study market power issues in established electricity markets. The approach presented in this paper indicates that HHI can also be used as a primary method to study market design ahead of implementation. A dynamic simulation of the Thai market is used to confirm the applicability of the approach presented in this paper.


Energies ◽  
2020 ◽  
Vol 13 (14) ◽  
pp. 3514
Author(s):  
Hazleen Aris ◽  
Iskandar Shah Mohd Zawawi ◽  
Bo Nørregaard Jørgensen

Malaysia is in the process of liberalising its electricity supply industry (ESI) further, with the second reform series announced in September 2018. If everything goes as planned, Malaysia would be the third country in the Association of Southeast Asia Nations (ASEAN) to have a fully liberalised ESI after the Philippines and Singapore. A number of initiatives have been in the pipeline to be executed and a lot more will be planned. At this juncture, it is important for Malaysia to look for the best practices and lessons that can be learnt from the experience of other countries that have successfully liberalised their ESIs. Being in the same region, it is believed that there is a lot that Malaysia can learn from the Philippines and Singapore. This paper therefore presents and deliberates on the chronological development of the countries’ progressive journeys in liberalising their ESIs. The aim is to discern the good practices, the challenges as well as the lessons learnt from these transformations. Analysis is being made and discussed from the following four perspectives; legislative framework, implementation phases, market components and impact on renewable energy penetration. Findings from this study would provide useful insight for Malaysia in determining the course of actions to be taken to reform its ESI. Beyond Malaysia, the findings can also serve as the reference for the other ASEAN countries in moving towards liberalising their ESIs.


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