1. A moving picture coding method for coding a current block, comprising:
determining a first candidate and a second candidate, the first candidate having a first motion vector that has been used to code a first block, and the second candidate having a second motion vector that has been used to code a second block that is different from the first block;
generating a new candidate having a third motion vector and a fourth motion vector, the third motion vector being identical to the first motion vector, and the fourth motion vector being identical to the second motion vector; and
coding the current block by using a candidate from among a plurality of candidates including the first candidate, the second candidate, and the new candidate.
2. The moving picture coding method according to claim 1, wherein, when the candidate that is used to code the current block is the new candidate, the new candidate is used for bi-directional prediction.
3. The moving picture coding method according to claim 1, wherein, when the candidate that is used to code the current block is the new candidate, the third motion vector of the new candidate and the fourth motion vector of the new candidate are used for bi-directional prediction.
4. The moving picture coding method according to claim 1,
wherein a first reference picture list includes a first reference picture index value to identify a first reference picture corresponding to the first motion vector,
wherein a second reference picture list includes a second reference picture index value to identify a second reference picture corresponding to the second motion vector, and
wherein, when the candidate that is used to code the current block is the new candidate, the current block is coded by using the third motion vector, the fourth motion vector, the first reference picture index value, and the second reference picture index value.
5. A moving picture coding apparatus that codes a current block, comprising:
a determination unit configured to determine a first candidate and a second candidate, the first candidate having a first motion vector that has been used to code a first block, and the second candidate having a second motion vector that has been used to code a second block that is different from the first block;
a generation unit configured to generate a new candidate having a third motion vector and a fourth motion vector, the third motion vector being identical to the first vector, and the fourth motion vector being identical to the second motion vector; and
a coding unit configured to code the current block by using a candidate from among a plurality of candidates including the first candidate, the second candidate, and the new candidate.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A reactor for catalytic primary reformation of hydrocarbons with steam at elevated pressure comprising:
a device for top-firing of a reforming process furnace, wherein
a firing device configured to heat a thermally insulated furnace space with gas-proof sealed process-managing reforming tubes arranged in the furnace space which are to be fed with a catalyst suitable for reforming processes and through which a reforming gas mixture is passed, and
the firing device is comprised of a multitude of burners arranged between these reforming tubes, and
the firing device is connected to a supply of fuel gas and a supply of air, and
separate feeder devices exist in each burner for the fuel gas and air, said feeder devices being arranged in flush alignment and being lockable individually, and
each burner is configured to blend the fuel gas and air in the burner, wherein the feeder device for air into each burner comprises a main inlet channel and an additional secondary inlet channel, and
both inlet channels are equipped with facilities that are suitable to adjust and also to shut-off the gas flow, and
the secondary inlet channel is branched off from the relevant main inlet channel downstream of the facility for adjustment of the gas flow, and wherein the other channel extends further and forms a primary air channel, and
the ratio of cross-sectional areas of the secondary inlet channel to the main inlet channel upstream to the branch-off of the secondary inlet channel ranges between 1:2 and 1:100.
2. A device according to claim 1, wherein the secondary inlet channels and the main inlet channels are equipped with individually lockable feeder devices.
3. A device according to claim 2, comprising primary and secondary butterfly flaps, wherein the secondary butterfly flaps can be operated each immediately next to the associated main butterfly flaps.
4. A device according to claim 1, wherein the secondary inlet channels are guided from the branch-off point downwards into the fire space.
5. A device according to claim 1, wherein the secondary inlet channels are inclined or have an offset step.
6. A device according to claim 1, wherein the secondary inlet channels in the burner entrance area are configured in the form of a slot or a twisting element or a bifurcated tube.
7. A reactor for catalytic primary reformation of hydrocarbons with steam at elevated pressure with a device for top-firing of a reforming process furnace, wherein:
a firing device is configured to heat a thermally insulated furnace space with gas-proof sealed process-managing reforming tubes arranged in the furnace space which are to be fed with a catalyst suitable for reforming processes and through which a reforming gas mixture is passed, and
the firing device is comprised of a multitude of burners arranged between these reforming tubes, and
the firing device is configured to be supplied with fuel gas and a supply of air, and
separate feeder devices exist in each burner for fuel gas and air, said feeder devices being arranged in flush alignment and being lockable individually, and
each burner is configured to blend the fuel gas and air, wherein the feeder device for air into each burner comprises a main inlet channel and an additional secondary inlet channel, and
both inlet channels are equipped with facilities that are suitable to adjust and also to shut-off the gas flow, and
the secondary inlet channel is branched off from the relevant main inlet channel downstream of the facility for adjustment of the gas flow, and wherein the other channel extends further and forms a primary air channel, and
the ratio of cross-sectional areas of the secondary inlet channel to the main inlet channel upstream to the branch-off of the secondary inlet channel ranges between 1:2 and 1:100;
the secondary inlet channels are guided from the branch-off point downwards into the fire space;
the secondary inlet channels and the main inlet channels are equipped with individually lockable feeder devices; and
the reactor further comprises primary and secondary butterfly flaps, wherein the secondary butterfly flaps can be operated each immediately next to the associated primary butterfly flaps.