초록 ▼

The present invention relates to a system for dehumidification in air conditioners comprising an expansion stage, a condenser and comprising a water separator disposed upstream of the expansion stage. A dehumidification system with reduced system construction volume, reduced weight and increased rel

The present invention relates to a system for dehumidification in air conditioners comprising an expansion stage, a condenser and comprising a water separator disposed upstream of the expansion stage. A dehumidification system with reduced system construction volume, reduced weight and increased reliability and improved system efficiency at lower cost is formed in accordance with the invention in that the condenser is formed by a heat exchanger (RAM heat exchanger) cooled with ambient air or stagnation air or with another fluid, with the exception of process air, to which the compressed air to be dehumidified is fed on the compressed air side.

대표청구항 ▼

The invention claimed is: 1. A system for dehumidification in air conditioners, comprising an expansion stage, a condenser, and a water separator upstream of the expansion stage, wherein the condenser is formed by a heat exchanger (RAM CON) cooled by ambient air or stagnation air or another fluid,

The invention claimed is: 1. A system for dehumidification in air conditioners, comprising an expansion stage, a condenser, and a water separator upstream of the expansion stage, wherein the condenser is formed by a heat exchanger (RAM CON) cooled by ambient air or stagnation air or another fluid, with the exception of process air, to which the compressed air to be dehumidified is supplied, the heat exchanger is a RAM heat exchanger, and (i) the RAM heat exchanger (RAM CON) is divided into two and the heat exchanger region facing the outlet side on the compressed air side is acted upon by air or another fluid whose temperature is under the ambient air temperature or stagnation air temperature, or (ii) a bypass which can be closed by a valve (ATV) and which bypasses the water separator (WE) is provided which is in communication with the inlet of the expansion unit. 2. A system for dehumidification in air conditioners, comprising an expansion stage, a condenser, and a water separator disposed upstream of the expansion stage, wherein the condenser is formed by a heat exchanger (RAM CON) cooled by ambient air or stagnation air or another fluid, with the exception of process air, to which the compressed air to be dehumidified is supplied, the heat exchanger is a RAM heat exchanger, a primary heat exchanger (PHX) is disposed upstream of the RAM heat exchanger (RAM CON) on the compressed air side, the RAM heat exchanger (RAM CON) and the primary heat exchanger (PHX) are arranged in the stagnation air channel such that the primary heat exchanger (PHX) partly serial or partly parallel to the RAM heat exchanger (RAM CON) is acted upon by ambient air or stagnation air, and the RAM heat exchanger (RAM CON) has no cooling fins on the stagnation air side in the discharge region on the compressed air side. 3. A system for dehumidification in air conditioners, comprising an expansion stage, a condenser, and a water separator disposed upstream of the expansion stage, wherein the condenser is formed by a heat exchanger (RAM CON) cooled by ambient air or stagnation air or another fluid, with the exception of process air, to which the compressed air to be dehumidified is supplied, the heat exchanger is a RAM heat exchanger, and (i) means are provided through which the cabin air can be fed to the RAM heat exchanger (RAM CON) as cooling air, and the mixing in of the cabin air on the stagnation air side takes place in the discharge region of the RAM heat exchanger (RAM CON) on the compressed air side, or (ii) an expansion turbine is provided for the expansion of cabin vitiated air, means are provided through which the expanded cabin air can be fed to the RAM heat exchanger (RAM CON) as cooling air, and the RAM heat exchanger (RAM CON) is divided into two and the heat exchanger region facing the outlet side on the compressed air side is acted upon by the expanded air. 4. A system for dehumidification in air conditioners, comprising an expansion stage, a condenser, and a water separator disposed upstream of the expansion stage, wherein the condenser is formed by a heat exchanger (RAM CON) cooled by ambient air or stagnation air or another fluid, with the exception of process air, to which the compressed air to be dehumidified is supplied, the heat exchanger is a RAM heat exchanger, a reheater (REH, R, RE) is provided which is disposed upstream of the expansion stage and acted upon by warm air to evaporate residual water in the air fed to the expansion stage, and one of the following (i)-(vi): (i) the reheater (REH, R) is in communication on its hot air side with the compressed air inlet of the RAM heat exchanger (RAM CON, RAM) on the inlet side and with the inlet of a compressor (C) disposed on the compressed air side upstream of the RAM heat exchanger (RAM CON, RAM ) on the outlet side, (ii) the reheater (REH, R) is in communication on its hot air side with the inlet side of a restrictor disposed upstream of the compressed air inlet of the RAM heat exchanger (RAM CON, RAM) on the inlet side and with the inlet of the heat exchanger (RAM CON, RAM) on the outlet side, (iii) the reheater (REH) is in communication on its hot air side with the inlet of a heat exchanger (PHX), which is disposed upstream of a compressor (C) disposed upstream of the RAM heat exchanger (RAM CON, RAM) on the inlet side and with the inlet of the compressor (C) on the outlet side, (iv) the reheater (REH, R) is in communication on its hot air side with the inlet of a restrictor disposed upstream of a compressor (C) on the inlet side and with the inlet of the compressor (C) on the outlet side, (v) the reheater (REH) is in communication on its hot air side with the installation space of the air conditioner on the inlet side and with the discharge of the RAM heat exchanger (RAM CON, RAM) on the stagnation air side or of another heat exchanger on the outlet side, (vi) the bypass with a valve (ATV) bypasses the water separator (WE) and the reheater (REH). 5. A system in accordance with claim 1, wherein a compressor stage is provided which is disposed upstream of the RAM heat exchanger (RAM CON) on the compressed air side. 6. A system in accordance with claim 2, wherein a compressor stage is provided which is disposed upstream of the RAM heat exchanger (RAM CON) on the compressed air side. 7. A system in accordance with claim 3, wherein a compressor stage is provided which is disposed upstream of the RAM heat exchanger (RAM CON) on the compressed air side. 8. A system in accordance with claim 1, wherein the compressed air is made available by a compressor stage which is acted upon by pre-compressed air or by ambient air or stagnation air or by cabin air and compresses this air. 9. A system in accordance with claim 2, wherein the compressed air is made available by a compressor stage which is acted upon by pre-compressed air or by ambient air or stagnation air or by cabin air and compresses this air. 10. A system in accordance with claim 3, wherein the compressed air is made available by a compressor stage which is acted upon by pre-compressed air or by ambient air or stagnation air or by cabin air and compresses this air. 11. A system in accordance with claim 4, wherein the compressed air is made available by a compressor stage which is acted upon by pre-compressed air or by ambient air or stagnation air or by cabin air and compresses this air. 12. A system in accordance with claim 1, wherein the RAM heat exchanger (RAM CON) and the primary heat exchanger (PHX) are arranged in the stagnation air channel such that the primary heat exchanger (PHX) serial or parallel to the RAM heat exchanger (RAM CON) is acted upon by ambient air or stagnation air. 13. A system in accordance with claim 3, wherein the RAM heat exchanger (RAM CON) and the primary heat exchanger (PHX) are arranged in the stagnation air channel such that the primary heat exchanger (PHX) serial or parallel to the RAM heat exchanger (RAM CON) is acted upon by ambient air or stagnation air. 14. A system in accordance with claim 4, wherein the RAM heat exchanger (RAM CON) and the primary heat exchanger (PHX) are arranged in the stagnation air channel such that the primary heat exchanger (PHX) serial or parallel to the RAM heat exchanger (RAM CON) is acted upon by ambient air or stagnation air. 15. A system in accordance with claim 1, wherein the RAM heat exchanger (RAM CON) is designed as a cross flower, a double cross flower, a cross counter flower and/or a double parallel cross flower. 16. A system in accordance with claim 2, wherein the RAM heat exchanger (RAM CON) is designed as a cross flower, a double cross flower, a cross counter flower and/or a double parallel cross flower. 17. A system in accordance with claim 3, wherein the RAM heat exchanger (RAM CON) is designed as a cross flower, a double cross flower, a cross counter flower and/or a double parallel cross flower. 18. A system in accordance with claim 4, wherein the RAM heat exchanger (RAM CON) is designed as a cross flower, a double cross flower, a cross counter flower and/or a double parallel cross flower. 19. A system in accordance with claim 1, wherein means are provided by which water can be sprayed into the cooling air flow of the RAM heat exchanger (RAM CON), with the water occurring in the water separator (WE) and/or made additionally available. 20. A system in accordance with claim 2, wherein means are provided by which water can be sprayed into the cooling air flow of the RAM heat exchanger (RAM CON), with the water occurring in the water separator (WE) and/or made additionally available. 21. A system in accordance with claim 3, wherein means are provided by which water can be sprayed into the cooling air flow of the RAM heat exchanger (RAM CON), with the water occurring in the water separator (WE) and/or made additionally available. 22. A system in accordance with claim 4, wherein means are provided by which water can be sprayed into the cooling air flow of the RAM heat exchanger (RAM CON), with the water occurring in the water separator (WE) and/or made additionally available. 23. A system in accordance with claim 22, wherein the water is sprayed in on the stagnation air side in the discharge region of the RAM heat exchanger (RAM CON) on the compressed air side, or both the ambient air flow and stagnation air flow. 24. A system in accordance with claim 19, wherein the water is sprayed in on the stagnation air side in the discharge region of the RAM heat exchanger (RAM CON) on the compressed air side, or both the ambient air flow and stagnation air flow. 25. A system in accordance with claim 20, wherein the water is sprayed in on the stagnation air side in the discharge region of the RAM heat exchanger (RAM CON) on the compressed air side, or both the ambient air flow and stagnation air flow. 26. A system in accordance with claim 21, wherein the water is sprayed in on the stagnation air side in the discharge region of the RAM heat exchanger (RAM CON) on the compressed air side, or both the ambient air flow and stagnation air flow. 27. A system in accordance with claim 1, wherein a fan is provided in the stagnation air channel which is either in communication with the expansion and compressor stages or not in communication with the expansion and compressor stages and equipped with its own drive. 28. A system in accordance with claim 2, wherein a fan is provided in the stagnation air channel which is either in communication with the expansion and compressor stages or not in communication with the expansion and compressor stages and equipped with its own drive. 29. A system in accordance with claim 3, wherein a fan is provided in the stagnation air channel which is either in communication with the expansion and compressor stages or not in communication with the expansion and compressor stages and equipped with its own drive. 30. A system in accordance with claim 4, wherein a fan is provided in the stagnation air channel which is either in communication with the expansion and compressor stages or not in communication with the expansion and compressor stages and equipped with its own drive. 31. A system in accordance with claim 30, wherein the fan is not in communication with the expansion and compressor stages and driven by a separate motor (M) and/or a turbine. 32. A system in accordance with claim 27, wherein the fan is not in communication with the expansion and compressor stages and driven by a separate motor (M) and/or a turbine. 33. A system in accordance with claim 28, wherein the fan is not in communication with the expansion and compressor stages and driven by a separate motor (M) and/or a turbine. 34. A system in accordance with claim 29, wherein the fan is not in communication with the expansion and compressor stages and driven by a separate motor (M) and/or a turbine. 35. A system in accordance with claim 1, wherein two or more expansion stages switched in parallel or serially are disposed downstream of the water separator (WE). 36. A system in accordance with claim 2, wherein two or more expansion stages switched in parallel or serially are disposed downstream of the water separator (WE). 37. A system in accordance with claim 3, wherein two or more expansion stages switched in parallel or serially are disposed downstream of the water separator (WE). 38. A system in accordance with claim 4, wherein two or more expansion stages switched in parallel or serially are disposed downstream of the water separator (WE). 39. A system in accordance with claim 1, wherein a fan is driven by a separator motor (M) and/or a turbine and connected on the drive side by a shaft to an additional compressor disposed upstream of the RAM heat exchanger (RAM CON), or the water separator (WE) is integrated in the discharge of the RAM heat exchanger (RAM CON) on the compressed air side such that both components form a unit, or the water separator (WE) is disposed downstream of the RAM heat exchanger (RAM CON) of the compressed air side and forms a separate component. 40. A system in accordance with claim 2, wherein a fan is driven by a separator motor (M) and/or a turbine and connected on the drive side by a shaft to an additional compressor disposed upstream of the RAM heat exchanger (RAM CON), or the water separator (WE) is integrated in the discharge of the RAM heat exchanger (RAM CON) on the compressed air side such that both components form a unit, or the water separator (WE) is disposed downstream of the RAM heat exchanger (RAM CON) of the compressed air side and forms a separate component. 41. A system in accordance with claim 3, wherein a fan is driven by a separator motor (M) and/or a turbine and connected on the drive side by a shaft to an additional compressor disposed upstream of the RAM heat exchanger (RAM CON), or the water separator (WE) is integrated in the discharge of the RAM heat exchanger (RAM CON) on the compressed air side such that both components form a unit, or the water separator (WE) is disposed downstream of the RAM heat exchanger (RAM CON) of the compressed air side and forms a separate component. 42. A system in accordance with claim 4, wherein a fan is driven by a separator motor (M) and/or a turbine and connected on the drive side by a shaft to an additional compressor disposed upstream of the RAM heat exchanger (RAM CON), or the water separator (WE) is integrated in the discharge of the RAM heat exchanger (RAM CON) on the compressed air side such that both components form a unit, or the water separator (WE) is disposed downstream of the RAM heat exchanger (RAM CON) of the compressed air side and forms a separate component. 43. A system in accordance with claim 4, wherein the bypass with the valve (ATV) bypasses the water separator (WE) and reheater (REH) and connects the discharge of the RAM heat exchanger (RAM CON) on the compressed air side with the inlet of the expansion unit.