IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0033230
(2011-02-23)
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등록번호 |
US-8567388
(2013-10-29)
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발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
St. Onge Steward Johnston & Reens LLC
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인용정보 |
피인용 횟수 :
1 인용 특허 :
12 |
초록
▼
A hot water storage tank having features to minimize heat loss and improve stratification throughout the tank. The tank having an inner lid and outer lid. The tank having a bladder. A tank having a solar stratification input pipe, the solar stratification input pipe having one or more holes, the one
A hot water storage tank having features to minimize heat loss and improve stratification throughout the tank. The tank having an inner lid and outer lid. The tank having a bladder. A tank having a solar stratification input pipe, the solar stratification input pipe having one or more holes, the one or more holes allowing the fluid to exit the solar stratification input pipe at a level where the fluid is of similar density to the fluid in the tank maintaining stratification throughout the tank, and the solar stratification input pipe being located within the tank and parallel to the longitudinal axis of the tank.
대표청구항
▼
1. A tank for heating and storing a fluid comprising: a housing, the housing comprising a base and at least one side wall, the at least one side wall and the base forming an internal body for storing a fluid;a removable double lid being placed upon the housing, the double lid comprising: an outer li
1. A tank for heating and storing a fluid comprising: a housing, the housing comprising a base and at least one side wall, the at least one side wall and the base forming an internal body for storing a fluid;a removable double lid being placed upon the housing, the double lid comprising: an outer lid, andan inner lid, the inner lid having a hole and being located within the outer lid, the inner lid being insulated; anda bladder located between the inner lid and the outer lid, the bladder being able to expand and contract. 2. The tank of claim 1, wherein an air pocket is formed between the inner lid and the outer lid, the air pocket promoting condensation of the fluid. 3. The tank of claim 2, wherein the condensation of fluid within the air pocket enters the hole in the inner lid and returns to the internal body of the tank. 4. The tank of claim 1, further comprising a seal on top of the hole located within the inner lid. 5. The tank of claim 4, wherein the seal has a narrow opening to allow fluid vapor to be released when there is a slight pressure gradient. 6. The tank of claim 1, further comprising: an output pipe, the output pipe allowing the fluid to exit the tank, andan input pipe, the input pipe allowing the fluid to return to the tank,wherein the fluid that is returned to the tank enters the tank above the fluid level of the fluid in the tank. 7. The tank of claim 1, further comprising: a solar stratification output pipe allowing fluid from the lower portion of the tank to exit the tank and enter a solar thermal heating circuit, anda solar stratification input pipe, the solar stratification input pipe returning the fluid into the tank at a level where the fluid in the tank is of a similar density to the level of the fluid located within the internal body of the tank. 8. The tank of claim 7, wherein the solar stratification input pipe is located within the tank and parallel to the longitudinal axis of the tank. 9. The tank of claim 7, wherein the fluid from the solar stratification input pipe enters the internal body of the housing at the top of the tank. 10. The tank of claim 1, wherein the tank is made of polypropylene and wherein the tank is non-pressurized. 11. The tank of claim 1, wherein the tank has a shape selected from a group consisting of a cylinder, rectangular cube, polyhedron, hexahedron, cuboid, trapezoid, pentagon, or cone. 12. A tank for heating and storing a fluid comprising: a housing, the housing comprising a base and at least one side wall, the at least one side wall and the base forming an internal body for storing a fluid;an outer lid; anda bladder, the bladder being located on the top of the housing and sealing the internal body of the housing, the bladder being able to expand and contract,wherein the bladder is comprised of a film and an inner lid, the inner lid having a hole, the inner lid having a seal located on top of the hole,wherein the seal has a narrow opening to allow fluid vapor to be released when there is a slight pressure gradient, andwherein the outer lid is able to receive the bladder. 13. The tank of claim 12, wherein an air pocket is formed between the bladder and the outer lid, the air pocket promoting condensation of the fluid. 14. The tank of claim 13, wherein the condensation of fluid within the bladder enters the hole in the inner lid and returns to the internal body of the tank. 15. The tank of claim 12, further comprising: an output pipe, the output pipe allowing the fluid to exit the tank, andan input pipe, the input pipe allowing the fluid to return to the tank,wherein the fluid that is returned to the tank enters the tank above the fluid level of the fluid in the tank. 16. The tank of claim 12, further comprising: a solar stratification output pipe allowing fluid from the lower portion of the tank to exit the tank and enter a solar thermal heating circuit, anda solar stratification input pipe, the solar stratification input pipe returning the fluid into the tank at a level where the fluid in the tank is of a similar density to the level of the fluid located within the internal body of the tank. 17. The tank of claim 16, wherein the solar stratification input pipe is located within the tank and parallel to the longitudinal axis of the tank, and wherein the fluid from the solar stratification input pipe enters the internal body of the housing at the top of the tank. 18. A tank for heating and storing a fluid comprising: a housing, the housing comprising a base and at least one side wall, the at least one side wall and the base forming an internal body for storing a fluid; anda double lid, the double lid being placed upon the housing to seal the housing, the double lid comprising: an outer lid,an inner lid, the inner lid having a hole and being located within the outer lid, the inner lid having a seal on top of the hole, the seal having a narrow opening to allow fluid vapor to be released when there is a slight pressure gradient, anda film, the film being placed on top of the inner lid, the film being able to expand and contract, wherein the film and the inner lid form a bladder. 19. A tank for heating and storing a fluid comprising: a housing, the housing comprising a base and at least one side wall, the at least one side wall and the base forming an internal body for storing a fluid;lid located on top of the housing;a bladder, the bladder attached to the lid, the bladder being able to expand in a downward direction towards the top of the housing; anda solar stratification input pipe, the solar stratification input pipe returning the fluid from a solar thermal heating circuit,wherein the solar stratification input pipe has one or more holes, the one or more holes allowing the fluid to exit the solar stratification input pipe at a level where the fluid is of similar density to the fluid in the tank maintaining stratification throughout the tank, andwherein the solar stratification input pipe is located within the tank and parallel to the longitudinal axis of the tank. 20. The tank of claim 19, further comprising a solar stratification output pipe allowing fluid to enter the solar thermal heating circuit. 21. The tank of claim 19, wherein the solar stratification input pipe extends the full height of the inner tank accepting solar return fluid at the top of the tank. 22. The tank of claim 19, wherein the solar stratification input pipe and the solar stratification out pipe are made of polypropylene or plastic. 23. The tank of claim 19, wherein the tank is non-pressurized and wherein the tank is made of polypropylene or high density plastic material that has poor heat transfer properties. 24. A tank for heating and storing a fluid comprising: a housing, the housing comprising a base and at least one side wall, the at least one side wall and the base forming an internal body for storing a fluid; anda double lid, the double lid being placed upon the housing to seal the housing, the double lid comprising: an outer lid;an inner lid, the inner lid having a hole and being located within the outer lid, the inner lid having a seal on top of the hole, the seal having a narrow opening to allow fluid vapor to be released when there is a slight pressure gradient, anda film, the film being placed on top of the inner lid, the film being able to expand and contract, wherein the film and the inner lid form a bladder;a solar stratification output pipe, the solar stratification output pipe allowing the fluid to leave the tank and enter a solar thermal heating circuit,a solar stratification input pipe, the solar stratification input pipe returning the fluid from the solar thermal heating circuit, wherein the solar stratification input pipe returns the fluid to the tank at a level where the fluid is of a similar density, maintaining stratification throughout the tank; andan output pipe, the output pipe allowing the fluid from the bottom of the tank to leave the tank; andan input pipe, the input pipe returning the fluid to the tank above the level of fluid in the tank.
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