CN213578890U - Temperature concentration gradient spiral baffle storage tank - Google Patents
Temperature concentration gradient spiral baffle storage tank Download PDFInfo
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- CN213578890U CN213578890U CN202022370217.5U CN202022370217U CN213578890U CN 213578890 U CN213578890 U CN 213578890U CN 202022370217 U CN202022370217 U CN 202022370217U CN 213578890 U CN213578890 U CN 213578890U
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- storage tank
- spiral baffle
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- sector
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- 238000003860 storage Methods 0.000 title claims abstract description 49
- 238000003466 welding Methods 0.000 claims abstract description 8
- 239000012530 fluid Substances 0.000 claims description 39
- 239000010865 sewage Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 6
- 230000026676 system process Effects 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 2
- 238000004146 energy storage Methods 0.000 abstract description 8
- 238000009826 distribution Methods 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a temperature concentration gradient spiral baffling board storage tank mainly includes: the tank body, set up the spiral baffling board more than one in the tank body, set up exit nest of tubes and instrument interface group on jar external wall. The spiral baffle plate is divided into a sector area and two triangular areas, the sector area is a sector of an ellipse which is determined by the inner diameter of the tank body, the inclination angle and the fraction of the spiral baffle plate and is symmetrical about a short axis, the triangular areas are bent from two straight edges of the sector area to different directions, and the shape of each triangular area can just block half of a triangular gap formed between the sector areas of two adjacent spiral baffle plates; the adjacent spiral baffle plates are connected end to end in the triangular area and fixed by spot welding, a pseudo-spiral line is formed at the outer edge and is attached to the inner wall of the tank body and fixed by intermittent spot welding. The utility model discloses on the basis of effectively utilizing the storage tank space, realized the stable distribution and the energy storage function of temperature gradient concentration, reduce cost, energy saving and emission reduction.
Description
Technical Field
The utility model belongs to the technical field of the energy storage tank, concretely relates to temperature concentration gradient spiral baffling board storage tank.
Background
The solar high-temperature power generation relates to the inconsistency between the time period of receiving solar energy and the time period of using electricity, so that a unit is required to have the function of energy storage. The conventional solution requires the use of at least 2 saline solution storage tanks at high and low temperatures. In recent years, the development of nuclear power peak shaving units is advanced, if the traditional method of evaporating and separating the replaced boric acid solution is still adopted, the economy is greatly reduced, and the double-storage-tank scheme obviously has the defect of large volume. The solution energy storage of the absorption refrigerator is also a scheme of pretreating the solution by using solar energy and using the solution in a staggered manner, and also relates to the problem of large volume of a double-storage-tank scheme. On the contrary, in the occasions of chilled water storage and the like, the temperature gradient storage tank is also the key influencing the energy efficiency effect for energy storage. In addition, the kalina cycle adopts variable concentration to adjust the turbine power, so that the throttling loss of a turbine inlet adjusting valve can be avoided, and the key technology of the kalina cycle is how to efficiently adjust the concentration and needs a storage tank with a concentration gradient.
However, no low-cost and high-performance temperature gradient storage tank is reported at present.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a temperature concentration gradient spiral baffling board storage tank through carrying out simple layer design to the storage tank, on the basis of effectively utilizing the storage tank space, the efficient realizes temperature gradient concentration's stable distribution and energy storage function, reduces prior art economic cost, energy saving and emission reduction.
The utility model discloses a realize through following technical scheme:
a temperature concentration gradient spiral baffle storage tank comprises a tank body, more than one spiral baffles which are uniformly distributed in the tank body in a staggered mode in the vertical direction and have closed edges, an inlet-outlet pipe group and an instrument interface group; wherein the content of the first and second substances,
the tank body comprises a cylindrical barrel body, an upper end enclosure and a lower end enclosure; the upper end enclosure and the lower end enclosure are respectively welded and connected with the upper end surface and the lower end surface of the cylinder body into a whole;
the spiral baffle plate is divided into a sector area and two triangular areas, wherein the sector area is a sector of an ellipse which is determined by the inner diameter of the cylinder, the inclination angle and the fraction of the spiral baffle plate and is symmetrical about a short axis, the triangular areas are bent from two straight edges of the sector area to different directions, and the shape of each triangular area can just block one half of a triangular gap formed between the sector areas of two adjacent spiral baffle plates; the adjacent spiral baffle plates are connected end to end in the triangular area and fixed by spot welding, a pseudo-spiral line is formed at the outer edge and is attached to the inner wall of the cylinder body and fixed by intermittent spot welding;
the inlet and outlet pipe group comprises a fluid inlet and outlet pipe, an air release port and a sewage outlet; the fluid inlet and outlet pipes are arranged on the outer walls of the upper end and the lower end of the cylinder body; the air release port is arranged at the top of the upper sealing head, and the sewage discharge port is arranged at the bottom of the lower sealing head;
the instrument interface group comprises a sensor interface arranged on the outer wall of the cylinder body and is used for connecting related instruments or sensors.
Preferably, the upper end socket is an elliptical hemispherical end socket; the lower end enclosure is an elliptical hemisphere end enclosure or a flat plate end enclosure.
Preferably, the inlet and outlet pipe groups determine the number of the fluid inlet and outlet pipes, the air relief ports and the sewage draining ports according to the requirement of the system process.
Preferably, the meter or sensor comprises a liquid level sensor, a temperature sensor, a pressure sensor.
The utility model has the advantages as follows:
1. the spiral baffle plate is arranged in the larger cylinder to form a spiral channel, so that the design of a storage tank related to temperature concentration gradient is greatly facilitated, and flexible conditions are created for the spatial arrangement of a unit; the spiral baffle plate forms a rib plate effect like bamboo joints, which is beneficial to improving the strength of the storage tank, and one storage tank can be used for replacing two storage tanks.
2. The utility model discloses a helical baffle adopts a sector to add the bending structure of two benefit triangle areas, and not only the contour machining method is simplified greatly than curved surface helical baffle to eliminated the inside leak passage of helical passage of discontinuous helical baffle formation, bending structure's intensity rigidity strengthens greatly moreover, can adopt the sheet metal.
3. Although there is longer equivalent flow channel, because of the flow direction does not change, its flow resistance is lower, can realize better flow effect, and it is beneficial to reducing pump work consumption, promote unit efficiency.
4. The material utilization rate is high, the fraction of the spiral baffle plate can be reasonably designed according to the inner diameter of the storage tank and the width of the rolling plate, the structure is simpler, and the cost is lower.
Drawings
FIG. 1 is a schematic structural diagram of a temperature concentration gradient spiral baffle storage tank;
FIG. 2 is a schematic structural view of a helical baffle;
in the figure: 1. a barrel; 2. an upper end enclosure; 3. a lower end enclosure; 4. a helical baffle plate; 5. a sector area; 6, a triangular area; 7. a fluid inlet and outlet pipe; 8. an air release port; 9. a sewage draining outlet; 10. a sensor interface.
Detailed Description
In order to make the objects and technical solutions of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the embodiments and the accompanying drawings. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Example 1
A temperature concentration gradient spiral baffle storage tank comprises a tank body, more than one spiral baffles 4 which are uniformly distributed in the tank body in a staggered mode in the vertical direction and have closed edges, an inlet and outlet pipe group and an instrument interface group, wherein the spiral baffles are shown in figure 1.
The tank body comprises a cylindrical barrel body 1, an upper end enclosure 2 and a lower end enclosure 3; the upper end enclosure 1 and the lower end enclosure 2 are respectively welded and connected with the upper end surface and the lower end surface of the cylinder body 1 into a whole; the upper end enclosure 2 is an elliptical hemispherical end enclosure; the lower end enclosure 3 is a flat plate end enclosure under the low pressure condition and is an elliptical hemisphere end enclosure under the high pressure condition.
As shown in fig. 2, the spiral baffle 4 is divided into a sector 5 and two triangular areas 6, wherein the sector 5 is a sector of an ellipse which is symmetrical about a short axis and is determined by the inner diameter, the inclination angle and the fraction of the spiral baffle 4 of the cylinder 1, the triangular areas 6 are bent from two straight edges of the sector 5 to different directions, and the shape of each triangular area 6 can just block half of a triangular gap formed between the sectors 5 of two adjacent spiral baffles 4; the adjacent spiral baffle plates 4 are connected end to end in the triangular area 6 and fixed by spot welding, a pseudo-spiral line is formed at the outer edge and is attached to the inner wall of the cylinder body 1 and fixed by intermittent spot welding.
The inlet and outlet pipe group comprises a fluid inlet and outlet pipe 7, an air release port 8 and a sewage discharge port 9; the fluid inlet and outlet pipe 7 is arranged on the outer walls of the upper end and the lower end of the cylinder body; the air release port 8 is arranged at the top of the upper sealing head 2, and the sewage discharge port 9 is arranged at the bottom of the lower sealing head 3. The number of the fluid inlet and outlet pipes 7, the air relief ports 8 and the sewage draining ports 9 can be determined according to the requirement of the system process.
The meter interface group comprises a sensor interface 10 arranged on the outer wall of the cylinder body 1 and used for connecting related (such as liquid level, temperature, pressure and the like) meters or sensors.
As shown in fig. 1, the temperature concentration gradient spiral baffle storage tank is arranged vertically, when the temperature concentration gradient spiral baffle storage tank is used for a temperature gradient storage tank, the high temperature end is above, and the low temperature end is below; when used in a concentration gradient tank, the density is high below and the density is low above. According to whether the purpose of the storage tank is to establish a temperature gradient or a concentration gradient, the inlet and outlet switching is carried out, and the specific operation process is as follows:
(1) when used in a temperature gradient storage tank, high temperature fluid (vapor) flows into or out of the storage tank from a fluid inlet/outlet pipe above the tank body, and low temperature fluid flows into or out of the storage tank from a fluid inlet/outlet pipe below the tank body.
Under the working condition of electricity utilization trough or abundant solar energy, high-temperature fluid (steam) generated by the system can be introduced into the storage tank from the fluid inlet and outlet pipe above the tank body, low-temperature fluid is discharged from the fluid inlet and outlet pipe below the tank body, and the average temperature of the fluid in the temperature difference storage tank is increased through continuous circulation replacement, so that the purpose of energy storage is achieved; at the moment, due to the structural design of the fan-shaped area of the spiral baffle plate, on one hand, the path and the stay time of the fluid are prolonged; on the other hand, the multilayer baffle plate and the triangular region plugging design realize the effect of temperature (or concentration) gradient layering in a large space of the storage tank. This is the heat storage function of the storage tank.
When the electricity consumption peak or the solar heat energy is insufficient, heat needs to be released, high-temperature fluid flows out from the fluid inlet and outlet pipe above the tank body, and low-temperature fluid after heat release flows back to the storage tank from the fluid inlet and outlet pipe below the tank body, so that the heat release function is achieved.
When the electricity is used in the wave trough and other occasions, the low-temperature fluid generated by the system is introduced into the storage tank from the fluid inlet and outlet pipe below the tank body, and the high-temperature fluid is discharged from the fluid inlet and outlet pipe above the tank body, so that the cold storage function of storing redundant cold energy in the storage tank in a layered manner is realized.
When the electric load is in a peak period, cold energy is released, low-temperature fluid flows out from the fluid inlet and outlet pipe below the tank body, and high-temperature fluid flows back to the storage tank from the fluid inlet and outlet pipe above the tank body, so that the cold release function is realized.
In addition, the phase-change fluid material can be considered to be adopted to realize phase-change cold accumulation and improve the energy storage performance of the temperature gradient storage tank.
(2) When the device is used for a concentration gradient storage tank, low-concentration fluid flows into or out of the storage tank from the fluid inlet and outlet pipe above the tank body, and high-concentration fluid flows out of or into the storage tank from the fluid inlet and outlet pipe below the tank body; at the moment, the density is high at the lower part and the density is low at the upper part, so that the diffusion and convection are favorably inhibited, and the fluid micro-cluster mixing is reduced; meanwhile, the sector area of the spiral baffle plate in the storage tank enables the fluid to present a baffling type streamline, stable layering in the large-space storage tank can be effectively realized, gradient distribution of concentration is realized in the large space of the storage tank, and mass exchange and other processes are hardly caused; the triangular area is used for plugging triangular gaps of the fan-shaped area to prevent liquid with different concentrations from leaking and mixing; finally, the requirement of the system for concentration regulation is effectively realized through the change of the overall average concentration of the fluid stored in the concentration gradient storage tank.
The above description is only for the embodiments of the present invention, and the description is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which all fall within the scope of the present invention.
Claims (4)
1. A temperature concentration gradient spiral baffle storage tank is characterized by comprising a tank body, more than one spiral baffles which are uniformly distributed in the tank body in a staggered mode in the vertical direction and have closed edges, an inlet and outlet pipe group and an instrument interface group; wherein the content of the first and second substances,
the tank body comprises a cylindrical barrel body, an upper end enclosure and a lower end enclosure; the upper end enclosure and the lower end enclosure are respectively welded and connected with the upper end surface and the lower end surface of the cylinder body into a whole;
the spiral baffle plate is divided into a sector area and two triangular areas, wherein the sector area is a sector of an ellipse which is determined by the inner diameter of the cylinder, the inclination angle and the fraction of the spiral baffle plate and is symmetrical about a short axis, the triangular areas are bent from two straight edges of the sector area to different directions, and the shape of each triangular area can just block one half of a triangular gap formed between the sector areas of two adjacent spiral baffle plates; the adjacent spiral baffle plates are connected end to end in the triangular area and fixed by spot welding, a pseudo-spiral line is formed at the outer edge and is attached to the inner wall of the cylinder body and fixed by intermittent spot welding;
the inlet and outlet pipe group comprises a fluid inlet and outlet pipe, an air release port and a sewage outlet; the fluid inlet and outlet pipes are arranged on the outer walls of the upper end and the lower end of the cylinder body; the air release port is arranged at the top of the upper sealing head, and the sewage discharge port is arranged at the bottom of the lower sealing head;
the instrument interface group comprises a sensor interface arranged on the outer wall of the cylinder body and is used for connecting related instruments or sensors.
2. The storage tank with temperature concentration gradient and spiral baffle plate as claimed in claim 1, wherein the upper head is an elliptical hemispherical head; the lower end enclosure is an elliptical hemisphere end enclosure or a flat plate end enclosure.
3. The storage tank with temperature concentration gradient comprising spiral baffle plate as claimed in claim 1, wherein the number of the inlet and outlet pipe groups is determined according to the requirement of the system process.
4. A temperature gradient helical baffle storage tank as claimed in claim 1 wherein said instrumentation or sensors comprise level sensors, temperature sensors, pressure sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022370217.5U CN213578890U (en) | 2020-10-22 | 2020-10-22 | Temperature concentration gradient spiral baffle storage tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022370217.5U CN213578890U (en) | 2020-10-22 | 2020-10-22 | Temperature concentration gradient spiral baffle storage tank |
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| CN213578890U true CN213578890U (en) | 2021-06-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197632A (en) * | 2020-10-22 | 2021-01-08 | 南京师范大学 | Temperature concentration gradient spiral baffle storage tank and application |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197632A (en) * | 2020-10-22 | 2021-01-08 | 南京师范大学 | Temperature concentration gradient spiral baffle storage tank and application |
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