A dishwasher having a washing compartment; an air-guiding channel to generate an airflow; and a sorption drying system to dry items to be washed. The sorption drying system has a sorption compartment with reversibly dehydratable sorption material and the sorption compartment is connected to the wash
A dishwasher having a washing compartment; an air-guiding channel to generate an airflow; and a sorption drying system to dry items to be washed. The sorption drying system has a sorption compartment with reversibly dehydratable sorption material and the sorption compartment is connected to the washing compartment by the air-guiding channel. The reversibly dehydratable sorption material in the sorption compartment is layered in form of a sorption unit that has an inlet cross-sectional area such that the substantially identical respective air volume flow value that is applied to each entry point of the inlet cross-sectional area.
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1. A dishwasher, comprising: a washing compartment;an air-guiding channel to generate an airflow;a sorption drying system to dry items to be washed;wherein the sorption drying system has a sorption compartment having reversibly dehydratable sorption material, the sorption compartment connected to th
1. A dishwasher, comprising: a washing compartment;an air-guiding channel to generate an airflow;a sorption drying system to dry items to be washed;wherein the sorption drying system has a sorption compartment having reversibly dehydratable sorption material, the sorption compartment connected to the washing compartment by the air-guiding channel;wherein the reversibly dehydratable sorption material in the sorption compartment is layered in a form of a sorption unit having an inlet cross-sectional area including a plurality of entry points;a fan in communication with the air-guiding channel to generate a forced air flow in a direction of the plurality of entry points of the inlet cross-sectional area; anda flow-conditioning element upstream of the plurality of entry points of the inlet cross-sectional area, the flow-conditioning element configured to control the forced air flow such that a substantially identical respective air volume flow value is applied to each entry point of the inlet cross-sectional area,wherein the flow-conditioning element includes a slotted sheet having a plurality of slots, wherein at least one of: a first slot of the plurality of slots has a different size than a second slot of the plurality of slots, andthe first slot of the plurality of slots has a different shape than the second slot of the plurality of slots. 2. The dishwasher of claim 1, wherein the dishwasher machine is a household dishwasher machine. 3. The dishwasher of claim 1, wherein the reversibly dehydratable sorption material is at least one of: a material that contains at least one of aluminum and silicon-oxide;a silica gel; andzeolite. 4. The dishwasher of claim 3, wherein the zeolite is at least one of type A, type X, and type Y. 5. The dishwasher of claim 1, wherein the sorption material in the sorption compartment is in form of one of a granular solid and a granulate having a plurality of particles with a grain size substantially between 1 mm and 6 mm; wherein the sorption material is provided as a fill; and wherein a fill height of the plurality of particles is at least 5 times the grain size. 6. The dishwasher of claim 5, wherein the grain size is between 2.4 mm and 4.8 mm. 7. The dishwasher of claim 5, wherein the fill height in the direction of gravity is substantially 5 times to 40 times the grain size of the plurality of particles. 8. The dishwasher of claim 7, wherein the fill height in the direction of gravity is substantially 10 times to 15 times the grain size of the plurality of particles. 9. The dishwasher of claim 1, wherein a fill height of the sorption material is substantially between 1.5 cm and 25 cm. 10. The dishwasher of claim 9, wherein the fill height of the sorption material is between 2 cm and 8 cm. 11. The dishwasher of claim 10, wherein the fill height of the sorption material is between 4 cm and 6 cm. 12. The dishwasher of claim 5, wherein the plurality of particles is a plurality of substantially spherical particles. 13. The dishwasher of claim 5, wherein the sorption material has an average fill density of at least 500 kg/m3. 14. The dishwasher of claim 13, wherein the average fill density is substantially between 500 kg/m3 and 800 kg/m3. 15. The dishwasher of claim 14, wherein the average fill density is substantially between 600 kg/m3 and 700 kg/m3. 16. The dishwasher of claim 15, wherein the average fill density is between 630 kg/m3 and 650 kg/m3. 17. The dishwasher of claim 16, wherein the average fill density is approximately 640 kg/m3. 18. The dishwasher of claim 1, wherein, in the sorption compartment, the reversibly dehydratable sorption material for absorbing a first moisture quantity transported in the airflow is provided in a quantity by weight such that the first moisture quantity absorbed by the sorption material is lower than a second moisture quantity applied to the items to be washed. 19. The dishwasher of claim 18, wherein the second moisture quantity is applied to the items to be washed in a final rinsing step of the dishwasher. 20. The dishwasher of claim 1, wherein, in the sorption compartment, the reversibly dehydratable sorption material has a quantity by weight sufficient to absorb a moisture quantity which corresponds substantially to a wetting quantity with which the items to be washed are wetted after the end of a final rinsing step. 21. The dishwasher of claim 1, wherein an absorbed water quantity is between 4% and 25% of a liquid quantity applied to the items to be washed. 22. The dishwasher of claim 21, wherein the water quantity is between 5% and 15% of the liquid quantity applied to the items to be washed. 23. The dishwasher of claim 1, wherein the sorption compartment accommodates substantially between 0.25 kg and 5 kg of the sorption material. 24. The dishwasher of claim 23, wherein the sorption compartment accommodates substantially between 0.3 kg and 3 kg of the sorption material. 25. The dishwasher of claim 24, wherein the sorption compartment accommodates substantially between 0.5 kg and 2.5 kg of the sorption material in the sorption compartment. 26. The dishwasher of claim 1, wherein the sorption material has a plurality of pores of substantially between 1 Angstrom and 12 Angstrom in size. 27. The dishwasher of claim 26, wherein the size of the plurality of pores is substantially between 2 Angstrom and 10 Angstrom. 28. The dishwasher of claim 27, wherein the size of the plurality of pores is substantially between 3 Angstrom and 8 Angstrom. 29. The dishwasher of claim 1, wherein the sorption material has a water absorption capacity of substantially between 15 percent and 40 percent of a dry weight of the sorption material. 30. The dishwasher of claim 29, wherein the water absorption capacity is between 20 percent and 30 percent of the dry weight of the sorption material. 31. The dishwasher of claim 1, wherein the sorption material is desorbed at a temperature substantially in the range between 80° and 450° C. 32. The dishwasher of claim 31, wherein the range is between 220° C. and 250° C. 33. The dishwasher of claim 1, wherein at least one of the air-guiding channel, the sorption compartment, and the flow-conditioning element is embodied such that the airflow is effected through the sorption material for at least one of a sorption and a desorption of the sorption material with a volume flow of substantially between 2 l/sec and 15 l/sec. 34. The dishwasher of claim 33, wherein the volume flow is between 4 l/sec and 7 l/sec. 35. The dishwasher of claim 1, further comprising a heating device assigned to the sorption material to provide an equivalent heat output of between 250 W and 2500 W in order to heat the sorption material for desorption of the sorption material. 36. The dishwasher of claim 35, wherein the equivalent heat output is between 1000 W and 1800 W. 37. The dishwasher of claim 36, wherein the equivalent heat output is between 1200 W and 1500 W. 38. The dishwasher of claim 35, wherein a ratio of the heat output of the heating device and an air volume flow of the airflow which flows through the sorption material is between 100 W sec/1 and 1250 W sec/1. 39. The dishwasher of claim 35, wherein the ratio is between 100 W sec/1 and 450 W sec/1. 40. The dishwasher of claim 39, wherein the ratio is between 200 W sec/1 and 230 W sec/1. 41. The dishwasher of claim 1, wherein, in the sorption compartment, a through-flow cross-sectional area for the sorption material of substantially between 80 cm2 and 800 cm2 is provided. 42. The dishwasher of claim 41, wherein the through-flow cross-sectional area is between 150 cm2 and 500 cm2. 43. The dishwasher of claim 1, wherein a fill height of the sorption material across the inlet cross-sectional area of the sorption compartment is substantially constant. 44. The dishwasher of claim 1, further comprising a base module, wherein the washing compartment has a base; and wherein the sorption compartment is arranged in the base module underneath the base of the washing compartment. 45. The dishwasher of claim 1, wherein the air-guiding channel is arranged substantially outside the washing compartment. 46. The dishwasher of claim 1, wherein the air-guiding channel has an inlet-side tube portion; and wherein, when viewed in the direction of the airflow, the fan is arranged upstream of the sorption compartment and inserted into the inlet-side tube portion of the air-guiding channel to generate the forced air flow in the direction of at least one entry opening of the sorption compartment. 47. The dishwasher of claim 46, further comprising a base module underneath the washing compartment, wherein the fan is arranged in the base module. 48. The dishwasher of claim 1, wherein the washing compartment has a base; wherein the air-guiding channel is coupled to the sorption compartment such that the airflow is output in an area of the sorption compartment close to the base with an inflow direction and changes into a through-flow direction different from the inflow direction, and wherein the airflow flows through the interior of the sorption compartment in the through-flow direction. 49. The dishwasher of claim 1, wherein the air-guiding channel has an inlet-side tube portion that opens out into the sorption compartment such that an inflow direction of the air-guiding channel is diverted into a through-flow direction of the sorption compartment. 50. The dishwasher of claim 49, wherein the inflow direction is diverted into the through-flow direction by approximately 90°. 51. The dishwasher of claim 1, wherein the air-guiding channel has an inlet connecting piece with which the air-guiding channel opens into an inlet opening of the sorption compartment; and wherein a through-flow cross-sectional area for the sorption material in the interior of the sorption compartment is greater than a passage cross-sectional area of the inlet connecting piece of the air-guiding channel. 52. The dishwasher of claim 1, wherein an end of the air-guiding channel has an inlet connecting piece with which the air-guiding channel opens into an inlet opening of the sorption compartment; and wherein a through-flow cross-sectional area of the sorption compartment is between 2 times and 40 times greater than a passage cross-sectional area of the inlet connecting piece on the end of the air-guiding channel. 53. The dishwasher of claim 52, wherein the through-flow cross-sectional area of the sorption compartment is between 4 times and 30 times greater than the passage cross-sectional area of the inlet connecting piece on the end of the air-guiding channel. 54. The dishwasher of claim 52, wherein the through-flow cross-sectional area of the sorption compartment is between 5 times and 25 times greater than the passage cross-sectional area of the inlet connecting piece on the end of the air-guiding channel. 55. The dishwasher of claim 1, wherein the sorption unit having the sorption material is accommodated in the sorption compartment such that air flows through the sorption material substantially in or against the direction of gravity; and wherein the air is guided out of the washing compartment into the sorption compartment via the air-guiding channel. 56. The dishwasher of claim 1, wherein the sorption unit has one of a lower sieve element and a lower grid element and one of an upper sieve element and an upper grid element at a predefined vertical distance from one another; and wherein a spatial volume between the one of the two sieve elements and the two grid elements is essentially completely filled with the sorption material. 57. The dishwasher of claim 1, wherein, when viewed against a direction of gravity, the sorption compartment has a layer including a heater; a space downstream from the heater, and the sorption unit downstream from the space. 58. The dishwasher of claim 1, further comprising a heater upstream of the sorption unit of the sorption compartment when viewed in a through-flow direction of the sorption compartment. 59. The dishwasher of claim 1, wherein the sorption compartment has a base, and wherein the sorption compartment has a heater in a lower cavity close to the base. 60. The dishwasher of claim 1, wherein the air-guiding channel has an inlet-end tube portion; wherein the at least one flow-conditioning element is provided in at least one of the sorption compartment and the inlet-end tube portion of the air-guiding channel such that equalization of a local flow cross-sectional profile of the airflow is effected when the airflow flows through the sorption compartment in a through-flow direction of the sorption compartment. 61. The dishwasher of claim 1, wherein the sorption material in the sorption compartment absorbs a water quantity of substantially between 150 ml and 400 ml. 62. The dishwasher of claim 61, wherein the water quantity is between 200 ml and 300 ml. 63. The dishwasher of claim 1, further comprising: a heater upstream of the plurality of entry points of the inlet cross-sectional area of the sorption unit of the sorption compartment when viewed in a through-flow direction of the sorption compartment, the heater being downstream of the flow-conditioning element when viewed in the through-flow direction of the sorption compartment. 64. The dishwasher of claim 1, wherein the first slot of the flow-conditioning element restricts the forced air flow through the flow-conditioning element more than the second slot of the flow-conditioning element restricts the forced air flow through the flow-conditioning element such that the substantially identical respective air volume flow value is applied to each entry point of the inlet cross-sectional area. 65. The dishwasher of claim 63, wherein the heater includes a coiled-tube heater, and wherein the plurality of slots of the slotted sheet trace a course of a portion of the coiled-tube heater. 66. A dishwasher, comprising: a washing compartment;an air-guiding channel to generate an airflow;a sorption drying system to dry items to be washed;wherein the sorption drying system has a sorption compartment having reversibly dehydratable sorption material, the sorption compartment connected to the washing compartment by the air-guiding channel;wherein the reversibly dehydratable sorption material in the sorption compartment is layered in a form of a sorption unit having an inlet cross-sectional area including a plurality of entry points;a fan in communication with the air-guiding channel to generate a forced air flow in a direction of the plurality of entry points of the inlet cross-sectional area; anda flow-conditioning element upstream of the plurality of entry points of the inlet cross-sectional area, the flow-conditioning element configured to control the forced air flow such that a substantially identical respective air volume flow value is applied to each entry point of the inlet cross-sectional area,wherein the flow-conditioning element includes a slotted sheet having a plurality of slots, andwherein a first slot of the plurality of slots is larger than a second slot of the plurality of slots. 67. The dishwasher of claim 66, wherein the first slot of the plurality of slots is located at a first area where the forced air flow entering the sorption compartment has a first velocity and the second slot of the plurality of slots is located at a second area where the forced air flow entering the sorption compartment has a second velocity, wherein the first velocity is less than the second velocity. 68. A dishwasher, comprising: a washing compartment;an air-guiding channel to generate an airflow;a sorption drying system to dry items to be washed;wherein the sorption drying system has a sorption compartment having reversibly dehydratable sorption material, the sorption compartment connected to the washing compartment by the air-guiding channel;wherein the reversibly dehydratable sorption material in the sorption compartment is layered in a form of a sorption unit having an inlet cross-sectional area including a plurality of entry points;a fan in communication with the air-guiding channel to generate a forced air flow in a direction of the plurality of entry points of the inlet cross-sectional area;a flow-conditioning element upstream of the plurality of entry points of the inlet cross-sectional area, the flow-conditioning element configured to control the forced air flow such that a substantially identical respective air volume flow value is applied to each entry point of the inlet cross-sectional area,wherein the flow-conditioning element includes a slotted sheet having a plurality of slots; anda heater upstream of the plurality of entry points of the inlet cross-sectional area of the sorption unit of the sorption compartment when viewed in a through-flow direction of the sorption compartment, the heater being downstream of the flow-conditioning element when viewed in the through-flow direction of the sorption compartment, the heater including a coiled-tube heater, wherein the plurality of slots trace a course of the coiled-tube heater.
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이 특허에 인용된 특허 (3)
Chu Jia-Ni ; Pryor James Neil ; Welsh William Alan, Desiccation using polymer-bound desiccant beads.
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