KR890701972A - Hot and Cold Containers, Systems and Processes - Google Patents

Abstract

No content

Description

Hot and Cold Containers, Systems and Processes

Since this is an open matter, no full text was included.

1 is a front view of an unfilled tubesheet adapted and sealed to be filled with PCM to produce a heated or refrigerated tubesheet made according to the present invention. 2 shows the cross-sectional view of the tubesheet finally filled after being suspended in a horizontal position from the top by a suspension device 21 in the conduit 19 filled with PCM. It is sectional drawing of the tube sheet of 1 degree.

3 is a cross-sectional view of the tubesheet wall 12 shown in FIG.

Claims (33)

In the warm or cold tube container for PCM storage, which charges the PCM and stores and releases or cools the heat by the phase transition action of the PCM, the storage tube container 1) the storage tube container is placed horizontally and supported from the top thereof. 2) flexibility to provide close contact between the PCM and the inner wall surface of the filled storage tube in the process of changing between the solid and liquid phases between these phases; 2) a low MVTR of less than about 0.01 g; 3) about 5BTU / sq.ft. high heat transfer constant of / hr. 4) tensile strength and sealing strength of the walls sufficient to contain the PCM in the storage tube container without breaking during the phase transition of the PCM and to maintain the storage tube under stable size conditions; And 5) a closed tube having a wall having stability to heating and cooling conditions of phase inversion. The storage tube container of claim 1, wherein the storage tube container is filled with PCM. The storage tube container of claim 2, wherein the reservoir tube is filled with a glover salt. The reservoir tube container of claim 2, wherein the PCM comprises an effective amount of a liquid forming agent or suspending agent or both. 5. The storage tube vessel of claim 4, wherein the nucleating agent is an effective amount of borax. 5. The storage tube container of claim 4, wherein the suspending agent is an effective amount of superabsorbent starch graft copolymer. The storage tube container of claim 6 wherein the superabsorbent starch graft copolymer is a starch-polyacrylonitrile graft copolymer. The storage tube container of claim 1, wherein the flexible wall is made of a laminated film of multiple layers. The storage tube container according to claim 8, wherein the inner layer of the laminated film is an aluminum thin layer. The storage tube container according to claim 9, wherein the aluminum inner layer is adhered to both sides of the intermediate film layer of the same or different intermediate film. The storage tube container according to claim 10, wherein the inner surface layer of the laminated film is a polypropylene film layer. The storage tube container according to claim 10, wherein the outer surface layer of the laminated film is a nylon film layer. 10. The storage tube container of claim 9, wherein the inner surface layer is a polypropylene film layer and the outer surface layer is a nylon 6 film layer. 3. The reservoir tube container of claim 2, wherein the reservoir tube container has an elliptical cross section when the reservoir tube container is horizontally held and supported from the top thereof. 5. The reservoir tube container of claim 4, wherein the PCM comprises an effective amount of nucleating agent or suspending agent and is a Glover salt. 3. The heated or refrigerated tube container tubesheet of claim 2 having two or more reservoir tube containers claimed. The tube sheet of claim 16 wherein the reservoir tube container is filled with PCM. 17. The heated or refrigerated tube container tubesheet of claim 16, wherein the wall of the storage tube container is made of a flexible laminated film whose inner layer is aluminum foil. 19. The heated or refrigerated tube container tubesheet of claim 18, wherein the inner surface layer is a polypropylene film or the outer surface layer is a nylon 6 film layer or both. A heating or cooling system arranged in a tubesheet as defined in claim 17 suspended in an isolated suture having an inlet and an outlet. The warming or cooling system of claim 20, wherein the tubesheet is defined in claim 18. The heating or cooling system of claim 20, wherein the tubesheet is defined in claim 19. 23. The warming or cooling system of claim 22 wherein the PCM contained is a glover salt comprising an effective amount of a nucleating agent or suspending agent or both. The method of claim 20, wherein the air or other medium is passed through the defined system to warm or cool. An effective amount of superpower that can maintain the phase transition chemical in a stable and suspended form in the melt phase and the condensation phase of the composition during the change between the hydrate of the phase change chemical and the composition between the melt phase and the condensation phase for warming or refrigeration. A warming or refrigerating phase transfer composition comprising a reagent or a combination of reagents effective to lower the phase transition temperature of the absorbent polymer and the phase change composition as desired. The phase change composition of claim 25, wherein the superabsorbent polymer used is selected from saponified polyacrylonitrile form or PAA salt form. The phase change composition of claim 25, wherein the superabsorbent polymer used is in an effective amount ranging from 0.5 to 5% by weight of the phase transfer composition. The phase transfer composition of claim 25 wherein the superabsorbent polymer used is in the form of an effective amount of PAA (Na +) in the range of 0.5 to 5% by weight of the phase transfer composition. The phase change composition of claim 27 wherein the hydrate of the phase transfer chemical is a glover salt. The phase transfer composition of claim 28 wherein the hydrate of the phase transfer chemical is a glover salt. The phase transfer composition according to claim 29 or 30, wherein an effective amount of borax is used as the nucleating agent for the glover salt. 32. The refrigerated phase transfer composition of claim 31 wherein an effective amount of the reagent or combination of reagents is used to lower the phase transition temperature of the composition. 33. The refrigerated phase transfer composition of claim 32 wherein the reagent or combination of reagents used to lower the phase transition temperature is selected from potassium chloride, ammonium chloride, sodium chloride or two or three combinations of these chlorides. ※ Note: The disclosure is based on the initial application.