1. An improved evaporative cooling system comprising,
an enclosed insulated chamber having an inlet, an outlet and a blower in the system located downstream of the outlet to draw gas through the chamber;
a foraminous filter extends across the inlet to clean the incoming gas of large solid particles;
an electric motor mounted partially across the inlet opening, having a rotating shaft and supporting a disc for rotation on the shaft;
a reservoir of chilled water supported within the bottom of the chamber, positioned for engagement by the disc during rotation, which upon rotation flings chilled water adhered droplets upwardly away from the reservoir in a fan-shaped pattern to further clean, cool and humidify the gas which passes through a fog-like curtain formed by the chilled water droplets moving within the chamber, prior to exiting the chamber.
2. The system of claim 1, wherein the temperature of air exiting the chamber is between 5-7 degrees Fahrenheit below wet bulb temperature.
3. The system of claim 1, wherein the water within the reservoir is chilled to between 55 and 40 degrees Fahrenheit.
4. The system of claim 1, wherein the temperature of air exiting the chamber is as great as 7 degrees Fahrenheit below wet bulb temperature
5. The system of claim 1, wherein the gas cooled within the system is room or outside air.
6. The system of claim 1, wherein the foraminous filter is a polymer material.
7. The system of claim 1, wherein the enclosed insulated chamber includes a refrigeration assembly, a heat exchange unit and a pump for supplying water from and to the reservoir to the heat exchange unit, having coolant material which is cooled by the refrigeration assembly.
8. The system of claim 1, wherein the pump is positioned on the bottom of the reservoir submersed within water.
9. An improved evaporative cooling system comprising,
an enclosed insulated chamber having an inlet, an outlet and a blower in the system located downstream of the outlet to draw air to be cooled through the chamber;
a foraminous filter extends across the inlet to clean the incoming air of large solid particles;
an electric motor mounted partially across the inlet opening, having a rotating shaft and supporting a disc for rotation on the shaft;
a reservoir of water chilled to between 55 and 40 degrees Fahrenheit is supported within the bottom of the chamber, positioned for engagement by the disc during rotation, which upon rotation flings chilled water adhered droplets upwardly away from the reservoir in a fan-shaped pattern to further clean, cool and humidify the air which passes through a fog-like curtain formed by the chilled water droplets moving within the chamber, prior to exiting the chamber.
10. The system of claim 9, wherein the enclosed insulated chamber includes a refrigeration assembly and a heat exchange unit for chilling the water within the reservoir.
11. The system of claim 10, wherein the enclosed insulted chamber further includes a pump for supplying water between the reservoir and the heat exchange unit.
12. The system of claim 11, wherein the pump is positioned on the bottom of the reservoir submersed in water.
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. Apparatus for heating plastic receptacles comprising:
a transport device which transports the plastic receptacles along a predetermined transport path;
at least one heating device for heating the plastic receptacles, the heating device including
at least one radiation source which directs radiation at the plastic receptacles, and
at least one first reflector element which reflects radiation emitted by the radiation source; and
a proportional reflection device which transmits radiation emitted by the radiation source with wavelengths in a first predetermined wavelength range onto the receptacle and reflects radiation with wavelengths in a second predetermined wavelength range.
2. Apparatus according to claim 1, wherein the proportional reflection device reflects the radiation in the second predetermined wavelength range back onto the radiation source.
3. Apparatus according to claim 1, wherein the proportional reflection device is arranged in a direct beam path between the radiation source and the plastic receptacle.
4. Apparatus according to claim 1, wherein the proportional reflection device is arranged between the radiation source and one of said plastic receptacles.
5. Apparatus according to claim 1, wherein the first wavelength range contains wavelengths for which the transmission of the receptacle material is between about 10% and about 90%.
6. Apparatus according to claim 5, wherein the first wavelength range contains wavelengths for which the transmission of the receptacle material is between about 20% and about 80%.
7. Apparatus according to claim 6, wherein the first wavelength range contains wavelengths for which the transmission of the receptacle material is between about 30% and about 70%.
8. Apparatus according to claim 5, wherein the first wavelength range is between about 1700 nm and about 2100 nm.
9. Apparatus according to claim 1, wherein the second wavelength range contains wavelengths which are shorter than the wavelengths of the first wavelength range.
10. Apparatus according to claim 1, wherein the second wavelength range contains wavelengths which are longer than the wavelengths of the first wavelength range.
11. Apparatus according to claim 1, wherein the radiation source is arranged stationary.
12. Apparatus according to claim 1, wherein the apparatus has an additional reflector device, where the receptacle is transported between the additional reflector device and the radiation source.
13. Apparatus according to claim 1, wherein a plurality of radiation sources is arranged in a longitudinal direction of the receptacle.
14. Method for heating plastic receptacles comprising:
transporting plastic receptacles along a predetermined transport path; and
heating the plastic receptacles with a first radiation source which directs radiation at the plastic receptacles,
wherein the radiation emitted by the radiation source with wavelengths in a first predetermined wavelength range is directed at the receptacle and radiation emitted by the radiation source with wavelengths in a second predetermined wavelength range is reflected onto the radiation source.
15. Method according to claim 14, wherein the first wavelength range contains wavelengths for which a transmission of the receptacle material is between about 10% and about 90%.
16. Method according to claim 15, wherein the first wavelength range contains wavelengths for which a transmission of the receptacle material is between about 20% and about 80%.
17. Method according to claim 16, wherein the first wavelength range contains wavelengths for which a transmission of the receptacle material is between about 30% and about 70%.
18. Apparatus for heating plastic receptacles comprising:
at least one heating device configured to heat plastic receptacles, the heating device including
at least one radiation source configured to direct radiation at one of the plastic receptacles, and
at least one first reflector element configured to reflect radiation emitted by the radiation source toward said plastic receptacle; and
a proportional reflection device configured to transmit radiation emitted by the radiation source with wavelengths in a first predetermined wavelength range onto the receptacle and reflect radiation with wavelengths in a second predetermined wavelength range.
19. Apparatus according to claim 18, wherein the proportional reflection device is between the at least one radiation source and said plastic receptacle, the proportional reflection device being configured to reflect said radiation in the second predetermined wavelength range back onto the radiation source.