Chương I Thông tư 30/2014/TT-BCT: Quy định chung

Chapter I

GENERAL PROVISIONS

Article 1. Scope of regulation

This Circular provides for the operation of competitive electricity generation market (hereafter referred to as electricity market) and the responsibilities of Units participating in electricity market.

Article 2. Subjects of application

This Circular applies to the following Units participating in electricity market:

1. Single wholesaling Units .

2. Electricity generating Units

3. Electricity system and market operating Unit

4. Electricity transmitting Units.

5. Power metering data managing Units.

6. Vietnam Electricity

Article 3. Interpretation of terms

In this Circular, the terms below are construed as follows:

1. Price quotation is the quotation of power sale in the electricity market of each generating set. This quotation is submitted by the price offering Units to the electricity system and market operating Unit under the form of price quotation specified in this Circular.

2. Scheduling price quotation is the one accepted by the electricity system and market operating Unit for next hour and day scheduling.

3. Payment list is the calculation table of payments to the power plant directly participating in the electricity market. This list is made by the electricity system and market operating Unit for each transaction day and for each payment cycle.

4. Intervention in the electricity market is the act to change the normal operational mode of the electricity market which the electricity system and market operating Unit must apply to deal with circumstances specified in Clause 1, Article 59 of this Circular.

5. Transaction cycle is the period of one hour from the first minute of each hour.

6. Payment cycle is the one to prepare invoices and vouchers for transactions in the electricity marketing the period of one month, from the 1^st date of each month.

7. Announced capacity is the available highest capacity of the generating set announced as per the schedule of electricity market by the price offering Units or the electricity system and market operating Unit and the electricity generating Units signing the auxiliary services announced as per the electricity market operation schedule.

8. Dispatched capacity is the one of the generating set actually mobilized by the electricity system and market operating Unit in the transaction cycle.

9. Mobilized capacity for next hour is the capacity of the generating set planned for mobilization for the first hour in the mobilization schedule for next hour.

10. Mobilized capacity for next hour is the capacity of the generating set planned for mobilization for the first hour in the mobilization schedule for next hour as per the constrained scheduling result.

11. Increasingly generated capacity is the difference of capacity between the dispatching capacity and the capacity arranged in the market price calculation schedule of the generating set.

12. Paid capacity is the capacity of generating set included in the hourly capacity schedule and is paid the market capacity price.

13. Auxiliary services mean the frequency adjustment, rotation standby, quick start standby, cold standby, operation to be generated due to constrained security of electricity system, voltage adjustment and black start

14. Increasingly generated power is the power generated by the generating set thanks to mobilization corresponding to the increasingly generated capacity.

15. Price offering Units mean the ones directly submitting the price quotation in the electricity market, including the electricity generating Units or power plants that register direct price offer and representative Units of price offer for group of ladder hydropower plants.

16. Single whosaling Unit is the single electricity buying Units in the electricity market, having function to buy all power through the electricity market and under electricity sale contract.

17. Electricity generating Unit is the Units owning one or many power plants participating in the electricity market and signing the electricity sale contract for such power plants with the single wholesaling Units .

18. Electricity generating Units indirectly doing transaction are the electricity generating Units having power plant but not entitled to direct price offer in the electricity market.

19. Electricity generating Units directly doing transaction are the electricity generating Units having power plant entitled to direct price offer in the electricity market.

20. Power metering data managing Unit is the one providing, installing, managing the operation of system collecting, processing and storing the power metering data and network of communication line in service of electricity market.

21. Electricity transmitting Unit is the electricity Units licensed for electricity activities in the field of electricity transmission, responsible for managing and operating the national transmission grid.

22. Electricity system and market operating Unit is the Unit directing and controlling the process of electricity generation, transmission and distribution in the national electricity system and operating the transaction of electricity market.

23. Market capacity price is the price for one Units of active capacity determined for each transaction cycle to be applied for calculating the payment of capacity to the electricity generating Units in the electricity market.

24. Price floor of quotation is the lowest price which the price offering Units is entitled to offer for one generating set in the price quotation for next day.

25. Market power price is the price for one Units of power  determined for each transaction cycle to be applied for calculating the payment of power to the electricity generating Units in the electricity market.

26. Full electricity market price is the total electricity market price and market capacity price of each transaction cycle.

27. Price ceiling of quotation is the highest price which the price offering Units is entitled to offer for one generating set in the price quotation for next day.

28. Electricity market price ceiling is the highest market power price determined for each year.

29. Water value is the marginal price to expect the calculation for the water amount reserved in reservoirs when used to generate power in lieu of electrothermal in the future as converted to a power Units.

30. Performance degradation coefficient is the performance degradation index of the generating set as per operational time.

31. Monthly or annual average load factor is the is the ratio between the total power generated in 01 year or 01 month and the product of the total installed capacity with the total calculation hour of annual or monthly load factor.

32. Information system of electricity market is the system of equipment and database for management and exchange of information on electricity market which the electricity system and market operating Unit manages.

33. Electricity sale contract is the written agreement on electricity sale between the single wholesaling Units  and the electricity generating Units or trading of electricity with foreign countries.

34. Electricity sale contract for difference is the electricity sale contract signed between the single wholesaling Units  with the electricity generating Units with directly doing transaction under the form issued by the Ministry of Industry and Trade.

35. Constrained scheduling is the collocation of mobilization of generating  Units by the least-cost method of electricity purchase taking into account the technical constraint in the electrical system.

36. Unconstrained scheduling is the collocation of mobilization of generating  Units by the least-cost method of electricity purchase not taking into account the technical constraint in the electrical system.

37. Capacity schedule is the schedule prepared by the electricity system and market operating Unit after operation to determine the amount of paid capacity in each transaction cycle.

38. Mobilization schedule for next hour is the Estimated schedule of generating sets for electricity generation and supply of auxiliary services to the next transaction cycle and three consecutive cycles set by the electricity system and market operating Unit.

39. Mobilization schedule for next day is the Estimated schedule of generating sets for electricity generation and supply of auxiliary services to the next transaction cycle and three consecutive cycles set by the electricity system and market operating Unit.

40. Market electricity price calculation schedule is the one set by the electricity system and market operating Unit after the current transaction day to determine the market power price for each transaction cycle.

41. Electricity market simulation model is a system of softwares simulating the mobilization of generating sets and calculating the market power price which the electricity system and market operating Unit uses for weekly, monthly and annual operational plan.

42. Water value calculation model is a system of sotwares optimizing the hydrothermal power to calculate the water value which the electricity system and market operating Unit uses for weekly, monthly and annual operational plan.

43. Limited water level is the lowest upstream water level of reservoir at the end of each month in a year or at the end of week in a month which the electricity system and market operating Unit calculates and announces under the Procedures for short and medium-term assessment of electricity system security issued by the Electricity Regulatory Authority on the implementation of Regulation on power transmission system issued by the Ministry of Industry and Trade.

44. Optimal water level is the upstream water level of reservoir at the end of each month or week, ensuring the use of water for the most effective electrical generation and meeting the constrained requirement calculated and announced by the electricity system and market operating Unit.

45. Year N is the current year of electricity market operation by solar calendar.

46. Day D is the current transaction day.

47. Transaction day is the day when there are electricity transaction activities, from 1:00 AM to 12:00 PM everyday.

48. BOT power plant is the plant invested in the form of Build - Operate - Transfer through contracts between investors and the competent state authorities.

49. Best new power plant is the thermal power plant just put into operation with the lowest electrical generation price calculated for the next year and the price of electricity sale contract is agreed based on the price bracket of electrical generation for the standard power plant issued by the Ministry of Industry and Trade. The best power plant is selected annually for use in calculating the market capacity price.

50. Multi-objective strategic hydropower plants are the big power plants playing an important role on economy, society, national defense and security. These power plants are built and operated by the state exclusively.

51. Group of ladder hydropower plants is the set of hydropower plants in which the amount of water discharged from the reservoir of the upper ladder hydropower plants makes up all or most of the amount of water to the reservoir of the lower hydropower plants and there is no reservoir with regulation capability of more than 01 week between these two reservoirs.

52. Scheduling software is the software system which the electricity system and market operating Unit uses for the mobilization scheduling for next day and hour to the generating sets in the electricity market.

53. System load is the total power output of the whole electrical system converted at the terminals of generating sets and the imported power output in a transaction cycle minus the output of power plants with installed capacity less than or equal to 30 MW not participating in the electricity market and the output of ladder hydropower plants in the same river under the ownership of one electricity generating Units with the installed capacity less than or equal to 60 MW (meeting the standard to apply the avoided cost tariff).

54. Metered output is the power of power plant which can be metered at the metering location.

55. Hourly contract output is the power output allocated for each transaction cycle and paid under the electricity sale contract for difference.

56. Yearly contract output is the yearly committed power output in the electricity sale contract for difference.

57. Monthly contract output is the power output allocated from the yearly contract output for each month.

58. Yearly planned output is the power output of power plant Estimated to be mobilized for the next year.

59. Monthly planned output is the power output of power plant Estimated to be mobilized for the months in a year.

60. Heat rate is the amount of lost thermal energy of the generating set or power plant to produce one Units of power.

61. Constrained generation payment is the payment received by the electricity generating Units for the increasingly generated power.

62. Participants of electricity market are Units participating in the transaction activities or providing services in the electricity market specified in Article 2 of this Circular.

63. Month M is the current month of electricity market operation calculated by solar month.

64. Capacity shortage is a situation when the total announced capacity of all electricity generating Units is less than the load demand of forecasting system in a transaction cycle.

65. Confidential information is secret information as stipulated by law or agreed by the parties.

66. Market information is the entire database and information related to the activities of electricity market.

67. End time of price offering is the time after which the electricity generating Units are not permitted to change the price quotation for next day, except for special cases stipulated in this Circular. In the electricity market, the end time of price offering is 11:30 PM of day D-1.

68. Mobilization order is the result of arrangement of capacity range in the price quotation as per the principle of price from low to high taking into account the constraint of electrical system.

69. Excessive capacity is a situation when the total capacity offered at ceiling price of the electricity generating Units directly doing transaction and the capacity Estimated to be mobilized of the power plants owned by electricity generating Units indirectly doing transaction. The electricity system and market operating Unit shall announce it in the transaction cycle greater than the load of forecasting system.

70. Total hours of yearly load factor calculation is the total hours of the entire year N for the generating sets which have been put into commercial operation from year N-1 and earlier or the total hours from the time of commercial operation of the generating set by the end of year for the generating sets put into commercial operation in year N minus the repair time of generating set under the approved plan in year N.

71. Total hours of monthly load factor calculation is the total hours of the entire month M for the generating sets which have been put into commercial operation from year M-1 and earlier or the total hours from the time of commercial operation of the generating set by the end of month for the generating sets put into commercial operation in month M minus the repair time of generating set under the approved plan in month M.

72. Slow-started generating set is a generating set uncapable of starting and connected with power grid in a time of less than 30 minutes.

73. Week T is the current week of electricity market operation.

74. Metering location is the location where the power metering system is placed to determine the delivered power output for payment of electricity market between the electricity generating Units and the single wholesaling Units  under the provisions in Circular No. 27/2009/TT-BCT dated 27 September 2009 stipulating the power metering in the competitive electricity generation market and under the electricity sale contract between the electricity generating Units and the single wholesaling Units .