CN110081752A - The dual-purpose round can of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section - Google Patents
The dual-purpose round can of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section Download PDFInfo
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- CN110081752A CN110081752A CN201910354657.0A CN201910354657A CN110081752A CN 110081752 A CN110081752 A CN 110081752A CN 201910354657 A CN201910354657 A CN 201910354657A CN 110081752 A CN110081752 A CN 110081752A
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0017—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
- F28D20/025—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material being in direct contact with a heat-exchange medium or with another heat storage material
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The present invention relates to a kind of dual-purpose round cans of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section, are closed round can body, the closed round can volume surrounding is equipped with insulating layer, and insulating layer is attached on the steel inner wall of closed round can body；Upper water distributor is equipped in the closed round can body top, upper water distributor connects accumulation of energy water outlet or exoergic water inlet, lower water-dispensing device is equipped in lower part, and lower water-dispensing device connects accumulation of energy water inlet or exoergic water outlet；It is equipped with the fixed upper grid of phase-change element and the fixed Under The Grille of phase-change element in the closed round can body, forms the lattice support that can load phase-change element by the fixed upper grid of phase-change element and the fixed Under The Grille of phase-change element；The closed round can body top is equipped with the overflow pipe for extending to bottom.The dual-purpose round can of phase-transition heat-storage temperature difference cold-storage of the invention, complexity is simpler than ice storage, similar with water cold storage, but installed capacity reduces；Initial cost is less than ice storage, about the 50% of ice storage, and cost is suitable with water cold storage；Occupied area is less than ice storage and water cold storage；Good economy performance.
Description
Technical field
The present invention relates to a kind of energy storage device, in particular to a kind of dual-purpose round can of phase-transition heat-storage temperature difference cold-storage.
Background technique
Currently, energy storage device mainly uses ice storage and water accumulation of energy, in which:
Ice storage has the disadvantage that: 1. system exception is complicated, huge.2. taking up a large area.3. regulation is difficult.5. the service life
It is short.6. low efficiency.7. it is difficult in maintenance, operator quality is required high.8. deficiency in economic performance.
Water accumulation of energy has the disadvantage that: 1. energy storage density is low.2. reservoir takes up a large area, volume is big.3. accumulation of energy loss is big,
Up to 10%-15%.4. easily contaminated if open pond.5. corrosive pipeline problem is serious.6. being not readily used for closing ability of swimming
System, energy consumption is high for output.
Summary of the invention
The present invention be directed to present accumulation of energy there are the problem of, propose it is a kind of with inclination phase transformation section the phase-transition heat-storage temperature difference
The dual-purpose round can of cold-storage, for improving energy storage efficiency.
The technical solution of the present invention is as follows: a kind of dual-purpose round can of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section, is close
Round can body is closed, the closed round can volume surrounding is equipped with insulating layer, and insulating layer is attached on the steel inner wall of closed round can body；It is described
Upper water distributor is equipped in closed round can body top, upper water distributor connects accumulation of energy water outlet or exoergic water inlet, is equipped with down in lower part
Water distributor, lower water-dispensing device connect accumulation of energy water inlet or exoergic water outlet；Phase-change element is equipped in the closed round can body to fix
Grid and the fixed Under The Grille of phase-change element, phase can be loaded by being formed by the fixed upper grid of phase-change element and the fixed Under The Grille of phase-change element
The lattice support of dependent element；The closed round can body top is equipped with the overflow pipe for extending to bottom.
Further, the fixed upper grid of the intracorporal phase-change element of the closed round can and the fixed Under The Grille of phase-change element are oblique
45 ° of steel gratings, the fixed upper grid of the phase-change element and phase-change element fix on Under The Grille and are respectively equipped with grid switch under
Grid switch can replace phase-change element or maintenance of equipment by opening upper grid switch and Under The Grille switch.
Further, iron gate bolt is equipped among the steel grating as grid switch, side is equipped with one direction movable clamp groove, separately
Side is equipped with one direction fixed card slot.
Further, the fixed upper grid top of phase-change element is located on the closed round can body and is equipped with inspection manhole on one；Position
Inspection manhole is equipped in the fixed Under The Grille lower part of phase-change element.
Further, when opening upper inspection manhole, closing lower manhole, phase-change element is sent into inclination phase transformation from upper inspection manhole
Duan Shi, the phase-change element shift to lower inspection manhole by self gravity, until being full of until tilting phase transformation section；Take out phase-change element
When, lower inspection manhole is directly opened, after taking out partial phase change element, neighbouring phase-change element shifts to lower maintenance people by gravity
Hole, and so on, until the phase-change element in it is all taken out.
Further, the closed round top of the tank is equipped with to guarantee pressure and the consistent breathing of atmospheric pressure in tank
Valve, and water supply pipe is installed；The closed round tank base is equipped with drain valve.
Further, the closed round can body side is equipped with helper, can enter upper inspection manhole and lower maintenance people by helper
Hole.
Further, when enter tank body water flow from the lower water-dispensing device of the closed round tank base flow into when, water flow both with
Heat exchange occurs for phase-change element, and carries out heat exchange with the space in the closed round can body of element without phase-change, so that water flow
There are enough time and space to carry out heat exchange in the closed round can body.
The beneficial effects of the present invention are:
The dual-purpose round can of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section of the invention, complexity are simpler than ice storage
It is cold, it is similar with water cold storage, but installed capacity reduces；Initial cost is less than ice storage, about the 50% of ice storage, cost and water cold storage
Quite；Occupied area is less than ice storage and water cold storage；Good economy performance.The more power consumptions 20% or so of the more generally conventional air-conditioning of ice storage,
Water cold storage is greater than 10% relative to conventional air-conditioning economize on electricity and runs relative to conventional air-conditioning economize on electricity 10% or so, high-temperature phase-change accumulation of energy
Expense saves 35% or more；Cold-storage and thermal storage double-purpose functional.Ice storage is only suitable for new clothes user, and device is suitble to old user's transformation,
Also it is suitble to grassroot project；It need to supply, non-time delay, ice storage needs ice-melt when in use, therefore lets cool speed, limited size
System, when present apparatus cold-storage, are equivalent to water cold storage, i.e., need to supply, and non-time delay is better than ice storage；Energy storage density is high, stores for water
2-3 times of heat；Still contain water in the slot for having filling phase-change material, the latent heat of the latent heat of water and phase-change material can be utilized simultaneously；
Energy storage tank inner volume is small, and running temperature can be adjusted according to phase-change element, low cost.
Detailed description of the invention
Fig. 1 is the dual-purpose round can structural front view of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section of the invention；
Fig. 2 is the dual-purpose round can structure top view of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section of the invention；
Fig. 3 is the dual-purpose round can structure sectional view of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section of the invention；
Fig. 4 is steel cell structure schematic diagram.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing.
As shown in Figures 1 to 4, a kind of dual-purpose round can of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section, whole equipment
It is closed round can body, including accumulation of energy water inlet or exoergic water outlet 1, lower water-dispensing device 2, upper water distributor 3, phase-change element 4, insulating layer
5, the fixed upper grid 7 of steel inner wall 6, phase-change element, phase-change element fixed Under The Grille 8, protective layer, upper grid switch 10, accumulation of energy
Water outlet or exoergic water inlet 11, overflow pipe 12, helper 13, Under The Grille switch 14, breather valve 15, water supply pipe 16, drain valve 17,
Upper inspection manhole 18, lower inspection manhole 19.Entire round can volume surrounding is insulating layer 5, and insulating layer 5 is attached to the steel inner wall of round can body
On 6；Circle one side lower part of tank structure has 1 exoergic water outlet of accumulation of energy water inlet, is connected with lower water-dispensing device 2, accumulation of energy water outlet is arranged at top
11 exoergic water inlets of mouth, are connected with upper water distributor 3；The promising pressure guaranteed in tank in the external top of round can and atmospheric pressure are consistent
Breather valve 15；Circle top of the tank is equipped with water supply pipe 16；Circle tank base has drain valve 17；In the middle part of round can body it is on the upper side have examined on one
Repair manhole 18；Middle part is on the lower side inspection manhole 19.It is equipped with the fixed upper grid 7 of phase-change element in round can body and phase-change element is solid
Grid 8 is fixed, and phase-change element 4 is supported by the fixed upper grid 7 of phase-change element and the fixed Under The Grille 8 of phase-change element.
The fixed upper grid 7 of phase-change element and the fixed Under The Grille 8 of phase-change element are oblique 45 ° of steel gratings.As shown in figure 4, steel lattice
It is equipped with iron gate bolt 20 among grid and is used as grid switch, side is equipped with one direction movable clamp groove 21, and (opening direction is toward top of the tank side
To), the other side is equipped with one direction fixed card slot 22.
Accumulation of energy water inlet 1 (exoergic water outlet), intakes under accumulation of energy operating condition.Lower water-dispensing device 2, upper water distributor 3, act on to allow
Water uniformly sprays, and avoids the occurrence of and sprays excessively at single.The fixed upper grid 7 of phase-change element and Under The Grille 8 rise support phase-change element and
The effect of rectification.The non-enclosed fixation of upper and lower grid, shuts not weld, is above equipped with iron gate bolt, can one-sided active card
Slot, opening direction is toward tank interior upper and lower direction.Phase-change element 4 (for ball or board-like), the total volume of phase-change element can pass through
The position of upper grid and Under The Grille determines that 4 volume of phase-change element increases, and energy storage capability also increases accordingly.Insulating layer 5 is tank body
Heat-insulation and heat-preservation is provided.Steel inner wall 6 keeps the structure of tank body, improves service life and intensity.Protective layer protects thermal insulation material.
Upper grid switch 10, it is openable, for adding, taking out phase-change element or maintenance internal unit.Accumulation of energy water outlet 11, in exoergic work
It is discharged under condition.Overflow pipe 12, for overflow in tank.Thus helper 13, maintenance person can reach lower manhole.Under The Grille switch 14,
Openable, for adding, taking out phase-change element or maintenance internal unit, while the impurity that can deposit to tank base carries out clearly
It washes.Breather valve 15, breather valve play the role of guarantee tank in pressure and atmospheric pressure it is consistent.Water supply pipe 16, for being mended in tank
Water.Drain valve 17, for sluicing in tank.Upper inspection manhole 18, for inspection manhole as phase-change element into hole, personnel pass through maintenance
Manhole can enter and reach grid, carry out inspection operation, or can internally fill phase-change element by the hole, since gravity is made
With phase-change element can slide to tank interior along Under The Grille, can effectively reduce workload.Lower inspection manhole 19, inspection manhole doubles as
Phase-change element is portalled, and personnel can enter and reach Under The Grille by inspection manhole, carries out inspection operation, or can by the hole to
Phase-change element is taken out in inside, and can reach tank base, carries out cleaning or maintenance work.
Fabricate the process of energy storage tank: inner tank wall uses steel plate welding manufacture at the construction field (site), and people is installed in tank body side
Ladder 13；Top is installed by overflow pipe 12, breather valve 15, water supply pipe 16；Tank base installs drain valve 17.Tank body table above upper grid
It is equipped with inspection manhole 18 on face, grid can be entered from the hole, be overhauled and placed phase-change element；Tank body below Under The Grille
It is equipped with lower inspection manhole 19 on surface, grid can be entered from the hole, be overhauled and placed phase-change element, and can reach
Tank base carries out cleaning or maintenance work.The non-enclosed fixation of upper and lower grid, does not weld and shuts, be above equipped with iron gate bolt,
Can one-sided movable clamp groove, opening direction is toward tank interior upper and lower direction.Helper is built outside energy storage tank, maintenance person can pass through people
Ladder reaches upper and lower inspection manhole and carries out operation.Thermal insulation material is laid inside and outside energy storage tank, improves thermal insulation property and economy.
Process of cool in operation: when cold-storage, enter in tank from the cold water that refrigeration machine comes from accumulation of energy water inlet 1, be gradually filled with
Entire tank.Since cold water density is larger, so cold water can be in pot bottom, therefore cold accumulation effects are preferable.Entire tank is full of to cold water
And after exit water temperature reaches requirement, cold-storage terminates.
Discharging cold course when operation: when letting cool, air-conditioning return water enters in tank from exoergic water inlet 11, squeezes in tank water from exoergic
It is discharged at water outlet 1, after exit water temperature higher than after requiring temperature, releases cold junction beam.
Heat-accumulating process when operation: when accumulation of heat, tank domestic demand adds the phase-change element of corresponding accumulation of heat phase transition temperature.Hot water is from storage
Energy water inlet 1 is filled in tank, is started with the same flow direction of same process of cool and heat exchange, phase-change element occur for phase-change element
It undergoes phase transition, largely absorbs heat.After material heat absorption completion to be phased and tank inner outlet water temperature reach requirement temperature, accumulation of heat knot
Beam.
Heat release process when operation: when heat release, water at low temperature enters in tank from exoergic water inlet 11, squeezes water in tank and goes out from exoergic
It is discharged at the mouth of a river 1, hot water in first toilet-cleaning jar, when water at low temperature reaches phase-change element region, heat exchange, phase transformation occurs with it
Element release latent heat increases low temperature coolant-temperature gage, and the water after heating is discharged from exoergic water outlet 1, and material to be phased releases latent
Lower than after requiring temperature, heat release terminates hot and exit water temperature.
Claims (8)
1. a kind of dual-purpose round can of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section is closed round can body, it is characterised in that: institute
Closed round can volume surrounding is stated equipped with insulating layer (5), and insulating layer (5) is attached on the steel inner wall (6) of closed round can body；It is described close
It closes in round can body top and is equipped with upper water distributor (3), upper water distributor (3) connects accumulation of energy water outlet or exoergic water inlet (11), lower part
Interior to be equipped with lower water-dispensing device (2), lower water-dispensing device (2) connects accumulation of energy water inlet or exoergic water outlet (1)；It is set in the closed round can body
There are phase-change element fixed upper grid (7) and phase-change element fixed Under The Grille (8), by phase-change element fixed upper grid (7) and phase transformation
Element fixed Under The Grille (8) forms the lattice support that can load phase-change element (4)；The closed round can body top is equipped with and extends to
The overflow pipe (12) of bottom.
2. having the dual-purpose round can of phase-transition heat-storage temperature difference cold-storage of inclination phase transformation section according to claim 1, it is characterised in that: institute
It states the intracorporal phase-change element of closed round can fixed upper grid (7) and phase-change element fixed Under The Grille (8) is oblique 45 ° of steel gratings, institute
It states and is respectively equipped with grid switch (10) He Xiage in phase-change element fixed upper grid (7) and phase-change element fixed Under The Grille (8)
Grid switch (14), can replace phase-change element or maintenance of equipment by opening upper grid switch (10) and Under The Grille switch (14).
3. having the dual-purpose round can of phase-transition heat-storage temperature difference cold-storage of inclination phase transformation section according to claim 2, it is characterised in that: institute
It states and is equipped with iron gate bolt among steel grating as grid switch, side is equipped with one direction movable clamp groove, and the other side is solid equipped with one direction
Determine card slot.
4. having the dual-purpose round can of phase-transition heat-storage temperature difference cold-storage of inclination phase transformation section according to claim 1, it is characterised in that: institute
It states and is equipped with inspection manhole (18) on one positioned at fixed upper grid (7) top of phase-change element on closed round can body；Positioned at phase-change element
Fixed Under The Grille (8) lower part is equipped with inspection manhole (19).
5. having the dual-purpose round can of phase-transition heat-storage temperature difference cold-storage of inclination phase transformation section according to claim 4, it is characterised in that: when
Inspection manhole (18), closing are lower manhole (19) in opening, and phase-change element (4) is sent into inclination phase transformation section from upper inspection manhole (18)
When, the phase-change element (4) shifts to lower inspection manhole (19) by self gravity, until being full of until tilting phase transformation section；Take out phase
When dependent element, lower inspection manhole (19) are directly opened, after taking out partial phase change element (4), neighbouring phase-change element (4) is by weight
Power shifts to lower inspection manhole (19), and so on, until the phase-change element (4) in it is all taken out.
6. having the dual-purpose round can of phase-transition heat-storage temperature difference cold-storage of inclination phase transformation section according to claim 1, it is characterised in that: institute
It states closed round top of the tank to be equipped with to guarantee the pressure and the consistent breather valve of atmospheric pressure (15) in tank, and benefit is installed
Water pipe (16)；The closed round tank base is equipped with drain valve (17).
7. having the dual-purpose round can of phase-transition heat-storage temperature difference cold-storage of inclination phase transformation section according to claim 1, it is characterised in that: institute
Closed round can body side is stated equipped with helper (13), upper inspection manhole (18) and lower inspection manhole can be entered by helper (13)
(19)。
8. having the dual-purpose round can of phase-transition heat-storage temperature difference cold-storage of inclination phase transformation section according to claim 1, it is characterised in that: when
When flowing into the water flow of tank body from the lower water-dispensing device of the closed round tank base, both with phase-change element (4) heat occurred for water flow
Exchange, and heat exchange is carried out with the space in the closed round can body of element without phase-change (4), so that water flow is in the closed circle
There are enough time and space to carry out heat exchange in tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910354657.0A CN110081752A (en) | 2019-04-29 | 2019-04-29 | The dual-purpose round can of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910354657.0A CN110081752A (en) | 2019-04-29 | 2019-04-29 | The dual-purpose round can of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110081752A true CN110081752A (en) | 2019-08-02 |
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|---|---|---|---|
| CN201910354657.0A Pending CN110081752A (en) | 2019-04-29 | 2019-04-29 | The dual-purpose round can of phase-transition heat-storage temperature difference cold-storage with inclination phase transformation section |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780298A (en) * | 2020-07-09 | 2020-10-16 | 南京达实能源技术有限公司 | Water cold-storage system based on phase change energy storage cold-storage tank |
| WO2022000168A1 (en) * | 2020-06-28 | 2022-01-06 | 南京达实能源技术有限公司 | Cold water storage system based on phase-change energy storage material cold storage tank |
Citations (3)
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|---|---|---|---|---|
| CN108332321A (en) * | 2018-01-23 | 2018-07-27 | 上海电力学院 | A kind of phase-change energy storage device |
| CN109029039A (en) * | 2018-07-12 | 2018-12-18 | 上海电力学院 | Asymmetric phase-transition heat-storage temperature difference cold-storage dual-purpose groove |
| CN109442634A (en) * | 2018-10-31 | 2019-03-08 | 上海电力学院 | A kind of dual-purpose groove with phase-transition heat-storage and temperature difference cold-storage |
-
2019
- 2019-04-29 CN CN201910354657.0A patent/CN110081752A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332321A (en) * | 2018-01-23 | 2018-07-27 | 上海电力学院 | A kind of phase-change energy storage device |
| CN109029039A (en) * | 2018-07-12 | 2018-12-18 | 上海电力学院 | Asymmetric phase-transition heat-storage temperature difference cold-storage dual-purpose groove |
| CN109442634A (en) * | 2018-10-31 | 2019-03-08 | 上海电力学院 | A kind of dual-purpose groove with phase-transition heat-storage and temperature difference cold-storage |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022000168A1 (en) * | 2020-06-28 | 2022-01-06 | 南京达实能源技术有限公司 | Cold water storage system based on phase-change energy storage material cold storage tank |
| CN111780298A (en) * | 2020-07-09 | 2020-10-16 | 南京达实能源技术有限公司 | Water cold-storage system based on phase change energy storage cold-storage tank |
| CN111780298B (en) * | 2020-07-09 | 2021-10-29 | 南京达实能源技术有限公司 | Water cold-storage system based on phase change energy storage cold-storage tank |
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Application publication date: 20190802 |
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