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1487results about How to "Increase relative volatility" patented technology

Method and apparatus for playing video poker with a redraw function

InactiveUS20060046816A1Increase their winningHigh volatilityBoard gamesCard gamesMonetary AmountIntermediate outcome
According to some embodiments of a video poker game of the present invention, a gaming device and/or controller may be configured to (i) output a pay table, (ii) deal an intermediate outcome, (iii) receive a request from a player to retain/discard a number of identified cards of the intermediate outcome, (iv) replace the discarded cards to create a primary game outcome, (v) determine a payout amount associated with the primary game outcome based on the pay table, (vi) determine one or more strategy options based on the primary game outcome to determine a secondary game outcome (e.g., holding selected cards from any in the final poker hand) (vii) determine a payout amount associated with one or more secondary game outcomes, (viii) receive a player selection to receive a strategy option, (ix) deal cards to a selected strategy, (x) determine whether or not the player achieves a winning secondary game outcome, and if so, (xi) output the payout amount associated with the winning secondary game outcome. Thus, in some embodiments, a video poker game of the present invention may allow a player to retain one or more cards of a primary video poker game, select a strategy based on the primary game outcome, and receive a payout if the player achieves a winning game outcome in the secondary game.
Owner:IGT

Multifunctional hydrocarbon oil composition

A multifunctional, high-performance hydrocarbon composition is demanded. Concretely, a metalworking oil composition having high workability even under a severer lubricating condition while resisting to high productivity, and further capable of suppressing deterioration of working environments or degradation of quality of a product without rise of lubricant cost, a metalworking oil composition for minimal quantitative lubrication system, which is excellent in characteristics as a water-insoluble lubricant for nonferrous metalworking and also in characteristics as a lubricant for cutting/grinding by minimal quantitative lubrication method, and can attain improvement in working efficiency and a further extended tool life, an electric discharge machining oil improved in working environments such as odor or skin roughness and further improved in processing rate, particularly processing rate in high-level finish, a rust preventing oil composition improved in resin compatibility, and a detergent excellent in adaptability with organic material are demanded.
Therefore, metalworking oil which contains, as hydrocarbon base oil, hydrocarbon base oil having a density at 15° C. of 0.7 to 0.8 g/cm3, and including a n-paraffin content of 10 to 90% by mass, an aromatic content of 0 to 3% by volume, and a naphthene content of 0 to 20% by volume, a metalworking oil including the above-mentioned base oil and ester oil, and electric discharge machining oil, rust preventing oil, and a detergent composition including the above-mentioned base oil are provided.
Owner:NIPPON OIL CORP

Continuous extractive distillation separation method of dimethyl carbonate-methanol azeotropic mixture

The invention discloses a continuous extractive distillation separation method of a dimethyl carbonate-methanol azeotropic mixture, and relates to a continuous extractive distillation method. The technical process of the method is as follows: ethylene glycol is used as an extraction agent at normal pressure; the solvent ratio is 1-3; the separated dimethyl carbonate-methanol azeotropic mixture is fed from the middle part of a tower, the extraction agent is fed from the top of the tower, and the reflux ratio is 2; high-purity methanol is extracted from the tower top of an extractive distillation tower, and the dimethyl carbonate and the extraction agent are extracted from the tower bottom; the fraction at the tower bottom enters an extraction agent recovery tower, and the reflux ratio is 3; and dimethyl carbonate is extracted from the tower top, and the extraction agent extracted from the tower bottom can be recycled. The method disclosed by the invention adopts ethylene glycol as an extraction agent, and improves the separation effect of the dimethyl carbonate-methanol azeotropic mixture; and since ethylene glycol is a co-production product in synthesizing dimethyl carbonate by a transesterification method, the source is conveniently available, and the cost caused by introducing other substances is avoided.
Owner:SHENYANG INSTITUTE OF CHEMICAL TECHNOLOGY

Method and apparatus for playing video poker with a redraw function

InactiveUS7740533B2Winning increasedLarger than normal payoutBoard gamesCard gamesHuman–computer interactionOperations research
According to some embodiments of a video poker game of the present invention, a gaming device and / or controller may be configured to (i) output a pay table, (ii) deal an intermediate outcome, (iii) receive a request from a player to retain / discard a number of identified cards of the intermediate outcome, (iv) replace the discarded cards to create a primary game outcome, (v) determine a payout amount associated with the primary game outcome based on the pay table, (vi) determine one or more strategy options based on the primary game outcome to determine a secondary game outcome (e.g., holding selected cards from any in the final poker hand) (vii) determine a payout amount associated with one or more secondary game outcomes, (viii) receive a player selection to receive a strategy option, (ix) deal cards to a selected strategy, (x) determine whether or not the player achieves a winning secondary game outcome, and if so, (xi) output the payout amount associated with the winning secondary game outcome. Thus, in some embodiments, a video poker game of the present invention may allow a player to retain one or more cards of a primary video poker game, select a strategy based on the primary game outcome, and receive a payout if the player achieves a winning game outcome in the secondary game.
Owner:IGT

Modeling method for medium and long-term wind power output model of power system capable of optimally running for medium and long terms

The invention discloses a modeling method for a medium and long-term wind power output model of a power system capable of optimally running for medium and long terms. The modeling method has the advantages that wind power output of the power system in day peak periods, day valley periods and day shoulder load periods is computed, wind power output data in the day shoulder load periods are optimally selected, a wind power generation capacity substitution benefit is reasonably taken into consideration, a bidirectional wind power output peak-load regulation characteristic is considered on the premise that the running reliability level of the power system is guaranteed, the peak-load regulation balance of the power system is guaranteed, energy conservation and emission reduction benefits of wind power resources are sufficiently realized, the highest utilization rate of the wind power generating capacity is guaranteed, the characteristic of low schedulability of wind power is sufficiently taken into consideration, the randomness and the volatility of wind power output are correctly simulated, the modeling method conforms to medium and long-term optimal running simulation engineering practice of the power system, and the purpose of effectively computing the randomness, the volatility, the regionalism and the bidirectional peak-load regulation characteristic of wind power generation and the mutual relation among wind power generation and loads is achieved.
Owner:STATE GRID CORP OF CHINA +2

Control method of cell energy storage system inhibiting renewable energy output power fluctuation

The invention provides a control method of a cell energy storage system inhibiting renewable energy output power fluctuation. The control method is characterized in that: based on a low pass filtering principle, through a first order Butterworth filter, a renewable energy output power value is subjected to filtering, a renewable energy output power object value is obtained, by utilizing charge and discharge control of the cell energy storage system, a difference between the renewable energy output power object value and a renewable energy output power measured value is compensated, and a purpose of inhibiting the renewable energy output power fluctuation is achieved. According to the invention, based on a basic filtering principle, by utilizing a good renewable energy output power inhibition effect and adding of an SOC (state of charge) feedback link, over charge and over discharge of a cell are avoided, innovation is carried out, when adding the SOC feedback link, through adjusting a size of a filtering time constant, an output power of the energy storage system is changed indirectly, thus when inhibiting the inhibiting the renewable energy output power fluctuation, the over charge and over discharge of the cell are effectively avoided, stable operation of the cell energy storage system is maintained, and a service life of the cell is prolonged.
Owner:ELECTRIC POWER RESEARCH INSTITUTE, CHINA SOUTHERN POWER GRID CO LTD +2
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