Vietnam Competitive Wholesale Electricity Market (VWEM)
Vietnam. Status: operational under Circular 29/2026/TT-BCT, effective 2026-07-20.
Wholesale design: Competitive wholesale market with day-ahead generator offers, constrained and unconstrained schedules, market energy price (SMP), market capacity price (CAN), and regulated settlement. CAN is a settlement price component, not a capacity auction.
- Market type
- National market
- Operator
- National Power System and Market Operation Company Limited (NSMO)
- Dispatch model
- Day-ahead bid submission followed by unconstrained price calculation and constrained system dispatch.
- Pricing granularity
- national SMP plus CAN under the market rules
- Settlement interval
- 30 minutes
- Nominal frequency
- 50 Hz
Where does energy trade in Vietnam Competitive Wholesale Electricity Market (VWEM)?
Energy in Vietnam Competitive Wholesale Electricity Market (VWEM) trades in 4 layers: day-ahead wholesale, system dispatch, market capacity price component and direct power purchase where eligible.
Merchant revenue routes
- market energy price
- market capacity price component
- contract for difference or direct purchase where applicable
Technical notes
The market capacity price (CAN) is not generation-adequacy auction or separately procured MW quantity.
Official sources
Market explainer
Current as of · from the Global Electricity Market Catalogue v1.2.0 (compiled to , CC BY 4.0). Facts belong to the linked official authorities; verify the current rules before design or bidding decisions.
Common questions about Vietnam Competitive Wholesale Electricity Market (VWEM)
- Who operates Vietnam Competitive Wholesale Electricity Market (VWEM)?
- National Power System and Market Operation Company Limited (NSMO) operates Vietnam Competitive Wholesale Electricity Market (VWEM), covering Vietnam.
- How is energy traded, priced and settled in Vietnam Competitive Wholesale Electricity Market (VWEM)?
- Vietnam Competitive Wholesale Electricity Market (VWEM): Competitive wholesale market with day-ahead generator offers, constrained and unconstrained schedules, market energy price (SMP), market capacity price (CAN), and regulated settlement. CAN is a settlement price component, not a capacity auction. dispatch — Day-ahead bid submission followed by unconstrained price calculation and constrained system dispatch; pricing granularity — national SMP plus CAN under the market rules; settlement interval — 30 minutes.
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