Accumulator may refer to:
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Accumulator (bet)
A parlay, accumulator (or acca), combo bet or multi is a single bet that links together two or more individual wagers and is dependent on all of those wagers winning together. The benefit of the parlay is that there are much higher pay-offs th ...
, a parlay bet
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Accumulator (computing), in a CPU, a processor register for storing intermediate results
* Accumulator (computer vision), discrete cell structure to count votes, standard component of the
Hough transform
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Accumulator (cryptography)
In cryptography, an accumulator is a one way membership hash function. It allows users to certify that potential candidates are a member of a certain set without revealing the individual members of the set. This concept was formally introduce ...
, a value, determined by a set of values, that allows one to verify if any one of the original values is a member of the set
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Accumulator (energy) An accumulator is an energy storage device: a device which accepts energy, stores energy, and releases energy as needed. Some accumulators accept energy at a low rate (low power) over a long time interval and deliver the energy at a high rate (high ...
, an apparatus for storing energy or power
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Capacitor
A capacitor is a device that stores electrical energy in an electric field by virtue of accumulating electric charges on two close surfaces insulated from each other. It is a passive electronic component with two terminals.
The effect of ...
, in electrical engineering, also known by the obsolete term ''accumulator''
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Electrochemical cell
An electrochemical cell is a device capable of either generating electrical energy from chemical reactions or using electrical energy to cause chemical reactions. The electrochemical cells which generate an electric current are called voltaic o ...
, a cell that stores electrical energy, typically used in rechargeable batteries
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Hydraulic accumulator
A hydraulic accumulator is a pressure storage reservoir in which an incompressible hydraulic fluid is held under pressure that is applied by an external source of mechanical energy. The external source can be an engine, a spring, a raised weight ...
, an energy storage device using hydraulic fluid under pressure
** Thermal accumulator, a device or system that provides
thermal energy storage
Thermal energy storage (TES) is achieved with widely different technologies. Depending on the specific technology, it allows excess thermal energy to be stored and used hours, days, months later, at scales ranging from the individual process, ...
as from concentrated solar power and storage heaters or heat banks in buildings
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Accumulator (structured product)
Accumulators (aka: share forward accumulators) are financial derivative products sold by an issuer (seller) to investors (the buyer) that ''require'' the buyers to buy shares of some underlying security at a predetermined strike price, settled per ...
, a financial contract used by clients (usually individuals) to accumulate stock positions over time
* ''
Accumulator 1'', a Czech film
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Dynamic accumulator, a plant that mines nutrients from the soil through its roots
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