CN109114657A - Force the regenerative apparatus of layering - Google Patents
Force the regenerative apparatus of layering Download PDFInfo
- Publication number
- CN109114657A CN109114657A CN201811198191.1A CN201811198191A CN109114657A CN 109114657 A CN109114657 A CN 109114657A CN 201811198191 A CN201811198191 A CN 201811198191A CN 109114657 A CN109114657 A CN 109114657A
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- water
- regenerative apparatus
- water distributor
- warm area
- kickboard
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- 230000001172 regenerating effect Effects 0.000 title claims abstract description 116
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 296
- 238000005338 heat storage Methods 0.000 claims abstract description 69
- 230000009182 swimming Effects 0.000 claims abstract description 4
- 238000005192 partition Methods 0.000 claims description 20
- 238000009826 distribution Methods 0.000 claims description 18
- 238000009413 insulation Methods 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 claims 1
- 238000009825 accumulation Methods 0.000 abstract description 30
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005619 thermoelectricity Effects 0.000 description 4
- 238000013519 translation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical group O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- 210000003296 saliva Anatomy 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/02—Other domestic- or space-heating systems consisting of self-contained heating units, e.g. storage heaters
-
- 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
- F28D20/0034—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using liquid heat storage material
- F28D20/0039—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using liquid heat storage material with stratification of the heat storage material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2220/00—Components of central heating installations excluding heat sources
- F24D2220/10—Heat storage materials, e.g. phase change materials or static water enclosed in a space
-
- 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)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a kind of regenerative apparatus of forced layering, it include: shell, the first water distributor and the second water distributor, the kickboard for being suitable for swimming in heat storage medium is equipped in shell, kickboard is vertically movably assembled relative to the internal perisporium of shell, accommodating chamber is divided into the first warm area and the second warm area by kickboard, the density of kickboard is greater than the density of the heat storage medium of the first warm area and less than the density of the second warm area heat storage medium, first water distributor is set to the first warm area, and for being connected to hot-water line, second water distributor is set to the second warm area, and for being connected to cold water pipe.The regenerative apparatus of forced layering of the invention, by the way that kickboard is arranged, to effectively inhibit the mixing of high-temperature heat accumulation medium and low-temperature heat accumulating medium in regenerative apparatus, reduce thermocline thickness, to improve the heat storage efficiency of regenerative apparatus, and kickboard no setting is required active equipment, stable and reliable operation, at low cost, follow-up maintenance is simple.
Description
Technical field
The present invention relates to heat-storage technology fields, more particularly, to a kind of regenerative apparatus of forced layering.
Background technique
Water heat-storage technology using water sensible heat store thermal energy, the heat accumulation stage by heat storage in regenerative apparatus, supplying
The hot stage discharges heat to heat user, is applicable to the renewable energies such as thermoelectricity flexibility transformation, cogeneration of heat and power, consumption abandonment abandoning light
Source, Solar use, industrial exhaust heat such as utilize at the heat reservoirs, have and improve efficiency of energy utilization, balance thermal energy for environment of summing
The significance of protection.
Regenerative apparatus generallys use the regenerative apparatus of natural layering in water heat-storage technology, and hot and cold water is due to close in regenerative apparatus
Degree is poor rather than effect of inertia generates gravity stream (density current), forms the smaller mesolimnion with thinner thickness of hot and cold water immixture
(transition zone between cold fluid and hot fluid), mesolimnion top is hot water, mesolimnion lower part is cold water, by the hot water of natural layering and
The upper and lower translation of cold water moves to realize heat accumulation and heat release.When heat accumulation, entered by the hot water that heat source heats by top water distributor
Regenerative apparatus, bottom cold water are expelled to heat source heating.When heat release, hot water is expelled to heat user heat supply by top water distributor, heat
The return water of the lower temperature of subscriber's outlet enters regenerative apparatus by lower part water distributor.
In order to reduce influence of the water inlet to natural layering in regenerative apparatus, upper and lower part cloth is usually set in regenerative apparatus
Hydrophone, it is desirable that water flow flows into water pot with lower and uniform flow velocity, reduces water inlet to water disturbance in regenerative apparatus and to mesolimnion
Destruction.
Multi-turn tubular type water distributor in the related technology, firstly, axial water distribution of the water distributor along tank body, the water distribution manner pair
The entire intracorporal disturbance of tank is more serious；Secondly, water distributor aperture on water distributor, by each circle water distributor aperture spacing
It is unequal to ensure the water distribution area equation of each circle water distributor, to realize that water distributor exports approximate uniform low-speed flow
It is dynamic, but the aperture mode will lead to water distributor processing difficulties, it is difficult to realize volume production, outer ring opening spacing is larger, causes cloth
The waste of supplying pipe, in outer ring, opening spacing is greater than inner ring, and it is local not to result in the hole exits flow between inner ring and outer ring
Uniformly, the density current of upper and lower translation cannot be formed in regenerative apparatus, thermocline thickness thickens, regenerative apparatus efficiency reduces.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, one object of the present invention
It is the regenerative apparatus for proposing that a kind of influent flow distribution uniformly forces layering.
The regenerative apparatus of forced layering according to an embodiment of the present invention, the regenerative apparatus include: shell, the shell limit
The accommodating chamber for accommodating heat storage medium is made, is equipped with the kickboard for being suitable for swimming in the heat storage medium, institute in the shell
The internal perisporium that kickboard is stated relative to the shell vertically movably assembles, and the accommodating chamber is divided into positioned at institute by the kickboard
The first warm area above kickboard and the second warm area below the kickboard are stated, the first warm area is connected to second warm area,
The density of the kickboard is greater than the density of the heat storage medium of first warm area and is less than the close of the second warm area heat storage medium
Degree；First water distributor, first water distributor are set to first warm area, and for being connected to hot-water line；Second water distributor, institute
The second water distributor is stated set on second warm area, and for being connected to cold water pipe；Wherein, the regenerative apparatus is set as working
The temperature of the heat storage medium of the first warm area of Shi Suoshu is higher than the temperature of the heat storage medium of second warm area, so that first temperature
The density of the heat storage medium in area is less than the density of the heat storage medium of second warm area.
The regenerative apparatus of forced layering according to the present invention, by the way that kickboard is arranged, thus by the accommodating chamber of regenerative apparatus point
For the first warm area and the second warm area, to effectively inhibit the mixed of high-temperature heat accumulation medium in regenerative apparatus and low-temperature heat accumulating medium
It closes, reduces thermocline thickness, to improve the heat storage efficiency of regenerative apparatus, and kickboard no setting is required active equipment, it is stable
Reliably, at low cost, follow-up maintenance is simple.
The regenerative apparatus of forced layering according to an embodiment of the invention, the internal perisporium of the kickboard and the shell it
Between have gap so that first warm area is connected to second warm area.
The regenerative apparatus of forced layering according to an embodiment of the invention, the density of the kickboard are ρ, are met:
950kg/m3≤ρ≤990kg/m3。
The regenerative apparatus of forced layering according to an embodiment of the invention, the accommodating chamber has circular cross-section, described
Kickboard is disc.
The regenerative apparatus of forced layering according to an embodiment of the invention, the shell include: outer heat insulation layer and Nei Bao
Warm layer, the outer heat insulation layer are covered in outside the inner thermal insulating layer, and the inner thermal insulating layer limits accommodating chamber.
The regenerative apparatus of forced layering according to an embodiment of the invention, first water distributor and second water distribution
Device is disc type water distributor, first water distributor and second water distributor axial end be equipped with respectively with the hot water
The radial side of the interface tube that pipe is connected to the cold water pipe, first water distributor and second water distributor is equipped with radially
Outside water distribution mouth.
The interface tube of the regenerative apparatus of forced layering according to an embodiment of the invention, first water distributor is set to institute
The upper end of the first water distributor is stated, the interface tube of second water distributor is set to the lower end of second water distributor.
The regenerative apparatus of forced layering according to an embodiment of the invention, the interface tube of first water distributor are equipped with interior
The first diffuser that diameter becomes larger from top to bottom, the interface tube of second water distributor are equipped with internal diameter and become larger from top to bottom
The second diffuser.
The regenerative apparatus of forced layering according to an embodiment of the invention, first water distributor and second water distribution
Device includes: that vertically the baffle and bottom plate spaced apart being oppositely arranged, the interface tube are opened in the baffle, the water distribution mouth
Between the baffle and the bottom plate.
The diameter of the regenerative apparatus of forced layering according to an embodiment of the invention, the baffle is equal to the bottom plate
Diameter, and the baffle and the bottom plate centering are arranged.
The regenerative apparatus of forced layering according to an embodiment of the invention, first water distributor and second water distribution
Device includes: multiple partitions along the circumferentially spaced setting of the interface tube, and the partition is connected to the baffle and the bottom
Between plate, and the partition radially extends.
The regenerative apparatus of forced layering according to an embodiment of the invention, the radial inner end of the partition extend to described
The edge of interface tube, the radial outer end of the partition extend to the outer periphery of the bottom plate.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is structural schematic diagram of the regenerative apparatus connection according to an embodiment of the present invention in hold over system；
Fig. 2 and Fig. 3 is the cross-sectional view of the first water distributor according to an embodiment of the present invention.
Appended drawing reference:
Heat source 1, accommodating chamber 2, thermal source outlet valve 3, hot water valve 4, hot-water line 5, the first water distributor 6a, the second water distributor 6b,
Inner wall layer 8, outer heat insulation layer 9, cold water pipe 10, cold valves 11, heat accumulation circulating pump 12, heat user 13, heat release circulating pump 14, steam valve
15, safety valve 16, overflow valve 17, blowdown valve 18, hot water outlet temperature measuring point 19, cold water outlet temperature measuring point 20, intelligent control
Device 21, the first diffuser 61a, baffle 62, bottom plate 63, partition 64, interface tube 65, kickboard 7, the first warm area 81；Second warm area 82.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
Hold over system according to an embodiment of the present invention is described below with reference to Fig. 1-Fig. 3.
As shown in Figure 1, the hold over system of the embodiment of the present invention includes: heat source 1, thermal source outlet valve 3, hot water valve 4, hot-water line
5, cold water pipe 10, cold valves 11, heat accumulation circulating pump 12, heat user 13, heat release circulating pump 14, steam valve 15, safety valve 16, overflow
Valve 17, blowdown valve 18, regenerative apparatus.
Wherein, the water outlet of heat source 1 is connected by hot-water line 5 with the first water distributor 6a, and the backwater end of heat source 1 passes through cold water
Pipe 10 is connected with the second water distributor 6b, and the water inlet end of heat user 13 is connected with the water outlet of heat source 1, the water outlet of heat user 13 with
The backwater end of heat source 1 is connected.In other words, regenerative apparatus and heat user 13 are connected in parallel between the water outlet and backwater end of heat source 1.The
One water distributor 6a is optionally connected with the water outlet of heat source 1, the second water distributor 6b optionally backwater end with heat source 1
It is connected, the water inlet end of heat user 13 is optionally connected with the water outlet of heat source 1, and the water outlet of heat user 13 is optionally
It is connected with the backwater end of heat source 1, the water inlet end of heat user 13 is optionally connected with the first water distributor 6a, and heat user 13 goes out
Water end (W.E.) is optionally connected with the second water distributor 6b.
Heat source 1 can heat return water with to water outlet hot-water supply, and heat source 1 is by electric energy, the thermal energy or the sun of power plant steam
The thermal energy of water can be converted to.Heat source 1 may include the heating devices such as boiler, solar thermal collector, may also comprise steam-water heat exchange dress
It sets, the renewable energy such as light, Solar use can also be abandoned from the paddy electricity of thermoelectricity, cogeneration of heat and power, consumption abandonment, more than industry
Heat etc..Heat user 13 can be heating family etc..
In some embodiments, the water outlet of heat source 1 is equipped with thermal source outlet valve 3, and thermal source outlet valve 3 can be motorized adjustment
Valve adjusts the hot water total flow exported from heat source 1, and the backwater end of heat source 1 is equipped with heat accumulation circulating pump 12, and heat accumulation circulating pump 12 is used for
It pressurizes to return water, regenerative apparatus and heat user 13 are connected in parallel between thermal source outlet valve 3 and heat accumulation circulating pump 12.First water distributor 6a
It is connected by hot-water line 5 with thermal source outlet valve 3, hot-water line 5 is equipped with hot water valve 4, and hot water valve 4 is electric control valve, according to being wanted
The quantity of heat storage for the regenerative apparatus asked/heat accumulation power adjusts the hot water flow for entering regenerative apparatus.Second water distributor 6b passes through cold water
Pipe 10 is connected with the water inlet of heat accumulation circulating pump 12, and cold water pipe 10 is equipped with cold valves 11, and cold valves 11 are electric control valve, according to
The demand of amount of stored heat and accumulation of heat power, thermal source outlet valve 3 and hot water valve 4 control hot water flow and liquid level.Storage is full in regenerative apparatus
When hot water, liquid level maximum height is no more than limitation.The water outlet of heat user 13 can be equipped with heat release circulating pump 14, and hot water is used through heat
After family 13 exchanges heat, become return water, return water is pressurizeed by heat release circulating pump 14.
Steam valve 15 is set at the top of regenerative apparatus, and steam valve 15 is used to control into the steam flow and tank of regenerative apparatus
Pressure；Safety valve 16 is set at the top of regenerative apparatus, and safety valve 16 is more than that limit value is then automatic to atmosphere for pressure in regenerative apparatus
Discharge；Overflow valve 17 is arranged in regenerative apparatus top, when liquid level is more than limit value then overflow；Blowdown valve 18 is arranged in regenerative apparatus bottom,
For starting blowdown in preceding and operational process.
In the heat accumulation stage of regenerative apparatus, water is heated by heat source 1, flows through hot-water line 5, hot water valve 4 and the first water distributor
6a flows into regenerative apparatus, and with the inflow of heat accumulation stage hot water, the high-temperature-hot-water area in regenerative apparatus is thickened, mesolimnion is transported downwards
Dynamic, cold water outflow in regenerative apparatus bottom flows back to heat source 1 after cold water pipe 10 and heat accumulation circulating pump 12 pressurize and continues to heat.
In the exothermic phase of regenerative apparatus, hot water flows through hot-water line 5 and hot water valve 4 flows into heat user 13, heat user 13
Heat exchanger can be water-water heat exchanger or water-air heat exchanger etc..Hot water becomes return water, return water passes through after the heat exchange of heat user 13
Heat release circulating pump 14 pressurizes, and flows into regenerative apparatus through cold water pipe 10, cold valves 11 and the second water distributor 6b, cold valves 11 are adjusted back
Water flow.
Regenerative apparatus according to an embodiment of the present invention is described below with reference to Fig. 1-Fig. 3.
As shown in Figure 1, regenerative apparatus includes: shell, the first water distributor 6a and the second water distributor 6b.
Shell limits the accommodating chamber 2 for accommodating heat storage medium, and heat storage medium can be water, and shell may include: outer
Insulating layer 9 and inner wall layer 8, outer heat insulation layer 9 are covered in outside inner wall layer 8, and inner wall layer 8 limits accommodating chamber 2, the material of inner wall layer 8
It can be stainless steel；The material of outer heat insulation layer 9 be SC service ceiling temperature be higher than 110 DEG C, thermal coefficient be less than 0.05W/ (mK) and
The higher thermal insulation material of thermal stability.
The kickboard 7 for being suitable for swimming in heat storage medium is equipped in shell, kickboard 7 vertically may be used relative to the internal perisporium of shell
It actively assembles, kickboard 7 divides accommodating chamber 2 for the first warm area 81 above kickboard 7 and the second temperature positioned at 7 lower section of kickboard
Area 82, the first warm area 81 are connected to the second warm area 82, so that kickboard 7 in accommodating chamber 2 convenient for floating, the density of kickboard 7 is greater than
The density of the heat storage medium of first warm area 81 and less than the density of 82 heat storage medium of the second warm area.
Such as when heat storage medium is water, hot water in accommodating chamber 2 and cold water due to density difference can in accommodating chamber 2 shape
At layering, the density of hot water is small above accommodating chamber 2, and the density of cold water is greatly in the lower section of accommodating chamber 2, between hot water and cold water
Certain thickness mesolimnion can be formed, i.e., mesolimnion top is hot water, mesolimnion lower part is cold water.
Kickboard 7 is movably arranged in accommodating chamber 2, and accommodating chamber 2 is divided for the first warm area 81 and the second warm area 82, and floating
The density of plate 7 is greater than the density of the heat storage medium of the first warm area 81 and less than the density of 82 heat storage medium of the second warm area, i.e. kickboard 7
Density be greater than 7 upper end of kickboard hot water density, and the density of kickboard 7 be less than 7 lower end of kickboard cold water density, hot water storage
There are the interior, cold water storages of the first warm area 81 of 7 top of kickboard in the second warm area 82 of 7 lower end of kickboard.
The density of kickboard 7 is greater than the density of the heat storage medium of the first warm area 81 and is situated between less than 82 accumulation of heat of the second warm area as a result,
The density of matter, such as when heat storage medium is water, kickboard 7 can be at the mesolimnion between hot water and cold water, in regenerative apparatus
When carrying out heat accumulation stage or exothermic phase, it is upper with respect to shell that the disengaging of the hot water or cold water in accommodating chamber 2 will lead to mesolimnion
It rises or declines, the kickboard 7 swum at mesolimnion can be with mesolimnion raising and lowering, to allow kickboard 7 by accommodating chamber 2
Inside it is divided into the first warm area 81 and the second warm area 82 that automatic adjustment can be passed in and out with the heat storage medium in accommodating chamber 2, by temperature height
Heat transferring medium and the low heat transferring medium of temperature separate, prevent heat transferring medium that temperature is high and the low heat transferring medium of temperature from accommodating
It generates heat transfer in chamber 2 and mixed, mesolimnion is handed over to thicken, improve the heat exchange efficiency of regenerative apparatus.
As shown in Figure 1, the first water distributor 6a and the second water distributor 6b are arranged in accommodating chamber 2, the first water distributor 6a arrangement
At first warm area 81 on the top of accommodating chamber 2, for the heat storage medium in hot-water line 5 to be imported to the first warm area of accommodating chamber 2
81, or the heat storage medium in the first warm area 81 is exported from accommodating chamber 2.Second water distributor 6b is arranged in the bottom end of accommodating chamber 2
The second warm area 82 at, for the heat storage medium in cold water pipe 10 to be imported to the second warm area 82 of accommodating chamber 2, or by the second warm area
Heat storage medium in 82 is exported from accommodating chamber 2.
The regenerative apparatus of forced layering according to the present invention, by the way that kickboard 7 is arranged, thus by the accommodating chamber 2 of regenerative apparatus
It is divided into the first warm area 81 and the second warm area 82, to effectively inhibit high-temperature heat accumulation medium and low-temperature heat accumulating medium in regenerative apparatus
Mixing, thermocline thickness is reduced, to improve the heat storage efficiency of regenerative apparatus, and no setting is required active equipment, the operation of kickboard 7
It is reliable and stable, at low cost, follow-up maintenance is simple.
Some embodiments of the regenerative apparatus of forced layering according to the present invention are described referring to Fig. 1-Fig. 3.
As shown in Figure 1, the regenerative apparatus of forced layering according to an embodiment of the invention, the inner circumferential of kickboard 7 and shell
Have gap so that the first warm area 81 is connected to the second warm area 82, in this way, can reduce the internal perisporium of kickboard 7 Yu shell between wall
Between friction, facilitate the sliding up and down in accommodating chamber 2 of kickboard 7, and can make between the first warm area 81 and the second warm area 82 can be with
By vapor etc., convenient for the release etc. of the pressure of the first warm area 81 and the second warm area 82.
The regenerative apparatus of forced layering according to an embodiment of the invention, the density of kickboard 7 are ρ, are met: 950kg/m3
≤ ρ≤990kg/m3, in this way, kickboard 7 can swim in the oblique temperature between the high heat storage medium of temperature and the low heat storage medium of temperature
In layer, certainly, the density of kickboard 7 can be designed according to the design temperature of heat storage medium in regenerative apparatus, i.e., temperature is high
The density of the higher kickboard 7 of the design temperature of heat storage medium is smaller, to guarantee that kickboard 7 can swim in the high heat storage medium of temperature
At mesolimnion between the low heat storage medium of temperature.
The regenerative apparatus of forced layering according to an embodiment of the invention, accommodating chamber 2 have circular cross-section, and kickboard 7 is
Disc, in this way can be in order to the cooperation of kickboard 7 and accommodating chamber 2, and during slide up and down kickboard 7 in accommodating chamber 2
It is not easy to be stuck, to promote the stability of regenerative apparatus.
The regenerative apparatus of forced layering according to an embodiment of the invention, as shown in Figure 1, shell includes: outer heat insulation layer 9
And inner thermal insulating layer, outer heat insulation layer 9 are covered in outside inner thermal insulating layer, inner thermal insulating layer limits accommodating chamber 2, in some instances, inner wall
Layer 88 limits accommodating chamber 22, and the material of inner wall layer 8 can be stainless steel；The material of outer heat insulation layer 9 is that SC service ceiling temperature is high
In 110 DEG C, thermal coefficient is less than 0.05W/ (mK) and the higher thermal insulation material of thermal stability.
The regenerative apparatus of forced layering according to an embodiment of the invention, the first water distributor 6a and the second water distributor 6b are equal
For disc type water distributor, the first water distributor 6a is equipped with the interface tube 65 being connected to hot-water line 5, the second water distributor 6b in axial end
The interface tube 65 being connected to cold water pipe 10, the radial side of the first water distributor 6a and the second water distributor 6b are equipped in axial end
Equipped with water distribution mouth radially, interface tube 65 is used to the heat storage medium in hot-water line 5 or cold water pipe 10 importing water distributor,
The heat storage medium that water distribution mouth is used to imported into water distributor imports accommodating chamber 2.
The regenerative apparatus of forced layering according to an embodiment of the invention, the interface tube 65 of the first water distributor 6a are set to the
The upper end of one water distributor 6a, the interface tube 65 of the second water distributor 6b is set to the lower end of the second water distributor 6b, in this way, the storage that temperature is high
Thermal medium can import the first warm area 81 from the top of accommodating chamber 2 by hot-water line 5, and the low heat storage medium of temperature can be from accommodating chamber
2 lower section imports the second warm area 82 by cold water pipe 10, the cold or hot heat transferring medium of regenerative apparatus can be passed in and out accumulation of heat in this way
The path of device separates, and convenient for the heat storage medium of heat is imported the first warm area 81, cold heat storage medium is imported the second warm area 82.
The regenerative apparatus of forced layering according to an embodiment of the invention, as shown in Fig. 2, the pipe of the first water distributor 6a connects
Mouthfuls 65 interface tubes 65 for being equipped with the first diffuser 61a, the second water distributor 6b that internal diameter becomes larger from top to bottom be equipped with internal diameter from
Under to the second diffuser above become larger, the first diffuser 61a and the second diffuser can be diffuser.
In some specific examples, the upper end of the first diffuser 61a is connected with hot-water line 5, and the first diffuser 61a can be with
Lower end for the diffuser that caliber from top to bottom is gradually increased, the second diffuser is connected with cold water pipe 10, and the second diffuser can be with
For by the lower diffuser being gradually increased to upper caliber.
The setting of first diffuser 61a and the second diffuser can flow into the first water distributor by hot-water line 5 when heat storage medium
6a or heat storage medium reduce water resistance during flowing into the second water distributor 6b by cold water pipe 10, play the role of water conservancy diversion, make accumulation of heat
Circulation of the medium between accommodating chamber 2 and hot water pipe 5 is more smooth.
The regenerative apparatus of forced layering according to an embodiment of the invention, as shown in Figures 2 and 3, the first water distributor 6a
It include: that vertically the baffle 62 and bottom plate 63 spaced apart being oppositely arranged, interface tube 65 are opened in baffle with the second water distributor 6b
62, water distribution mouth is set between baffle 62 and bottom plate 63, in this way, being flowed into the accumulation of heat from water distributor from hot-water line 5 or cold water pipe 10
Medium can be flowed into accommodating chamber 2 by the guiding of bottom plate 63 between baffle 62 and bottom plate 63, be with the first water distributor 6a
Example, heat storage medium flow into water distributor through interface tube 65 by hot-water line 5 from the top down, and impact exists after heat storage medium flows out interface tube 65
On bottom plate 63, and by the guiding of bottom plate 63 and baffle 62 to the radial all directions of bottom plate 63, and finally from 62 He of baffle
Water distribution mouth between bottom plate 63 flows out the first water distributor 6a, and heat storage medium flows into accommodating chamber 2 from cold water pipe 10 through the second water distributor 6b
Interior process is similar at the first water distributor 6a, and details are not described herein.
The heat storage medium for being flowed into the first water distributor 6a or the second water distributor 6b is played in the setting of baffle 62 and bottom plate 63
The effect of guiding and buffering, the flow velocity for making heat storage medium flow into accommodating chamber 2 is slower, to reduce disturbing for water flow in regenerative apparatus
It is dynamic, enhance safety and the heat storage efficiency of regenerative apparatus.
The regenerative apparatus of forced layering according to an embodiment of the invention, as shown in figure 3, the diameter of baffle 62 is equal to bottom
The diameter of plate 63, and baffle 62 and 63 centering of bottom plate are arranged, in this way, the regenerative apparatus that can make to impact on bottom plate 63 will not splash
Be mapped on the inner wall on the top of shell etc., allow baffle 62 to play the role of being directed downwardly toward to heat storage medium, makes heat storage medium
It can smoothly be flowed into accommodating chamber 2, and the manufacture and assembly convenient for water distributor identical as the diameter of bottom plate 63 of baffle 62, from
And reduce the manufacturing cost of water distributor.
The regenerative apparatus of forced layering according to an embodiment of the invention, as shown in Fig. 2, the first water distributor 6a and second
Water distributor 6b includes: multiple partitions 64 along the circumferentially spaced setting of interface tube 65, and partition 64 is connected to baffle 62 and bottom plate
Between 63, and partition 64 radially extends, in this way, multiple partitions 64 can be formed on first step hydrophone and the second water distributor 6b
Multiple water distribution mouths, partition 64 are used to play the role of shunting to the heat storage medium for flowing into water distributor, pass through heat storage medium
Different water distribution mouths flows into accommodating chamber 2, and partition 64 can also play the role of regenerative apparatus reducing flow velocity, and then reduce accumulation of heat
During the water inlet of device water inlet disturbance, be also prevented from the impact into water to kickboard 7, allow kickboard 7 it is stable play hot water
With the effect of cold water layering.
The regenerative apparatus of forced layering according to an embodiment of the invention, the radial inner end of partition 64 extend to interface tube
65 edge, the radial outer end of partition 64 extend to the outer periphery of bottom plate 63, in this way, partition 64 can be by heat storage medium from outflow
Just play the role of guiding to heat storage medium after pipe fitting, and heat storage medium is exported at the outer periphery of bottom plate 63, and flow into
In accommodating chamber 2.
In some embodiments, forcing the regenerative apparatus of layering can also go out including hot water outlet temperature measuring point 19, cold water
Mouth temperature point 20 and intelligent controller 21, hot water outlet temperature measuring point 19 can be located at the hot water exit of regenerative apparatus, use
In the temperature for the hot water that measurement is flowed out from regenerative apparatus, cold water outlet temperature measuring point 20 can be located at the cooling water outlet of regenerative apparatus
Place, for measuring the temperature of the cold water flowed out from regenerative apparatus, intelligent controller 21 is used for according to hot water outlet temperature measuring point 19
The water temperature control heat release circulating pump 14 measured or the water temperature control heat accumulation circulating pump 12 measured according to cold water outlet temperature measuring point 20
Work so that the control process of regenerative apparatus can be more convenient.
The worked of the regenerative apparatus of forced layering according to an embodiment of the invention is described referring to Fig. 1-Fig. 3
Journey (by taking heat storage medium is water as an example):
Heat source 1 can be electric boiler for heating water, 1 device of heat source, in night dip electric period or use the abandonment electricity phase
Between start heat source 1, electric energy be converted to water thermal energy carry out accumulation of heat.
In stage regenerator, heat source 1 heats water, flows through thermal source outlet valve 3, hot water valve 4, hot-water line 5 and the first water distributor 6a
Regenerative apparatus is flowed into, the first warm area 81 (i.e. high temperature pool) in regenerative apparatus thickens, kickboard 7 sinks to being moved in translation, accumulation of heat dress
Cold water outflow in bottom set portion flows back to heat source 1 after the pressurization of the second water distributor 6b, cold water pipe 10, cold valves 11 and accumulation of heat circulating pump
Continue to heat.When kickboard 7 reaches the second water distributor 6b, regenerative apparatus stores full hot water, regenerative apparatus bottom cold water outlet temperature
Measuring point 20 measures after exit water temperature rises to set water temperature, then intelligent controller 21 controls accumulation of heat circulating pump and stops, accumulation of heat rank
Section terminates.
In exothermic phase, hot water flows through hot-water line 5 and hot water valve 4 flows into heat user 13.Hot water through heat user 13 heat exchange after,
As low-temperature return water, low-temperature return water is pressurizeed by heat release circulating pump 14, is flowed through cold water pipe 10, cold valves 11 and the second water distributor 6b
Enter regenerative apparatus, the low temperature pool in regenerative apparatus, which thickens, kickboard 7 floats is moved in translation, the outflow of regenerative apparatus top hot water.When
When kickboard 7 reaches the second water distributor 6b, regenerative apparatus is full of cold water, and regenerative apparatus top hot water outlet temperature measuring point 19 measures out
After saliva temperature drop to set water temperature, then intelligent controller 21 controls heat release circulating pump 14 and stops, and exothermic phase terminates.
The regenerative apparatus of forced layering according to the present invention is by being arranged the kickboard 7 by buoyancy-driven auto-translating, effectively
Be isolated hot water region and cold water zones, can be realized heat storage medium layering, reduce regenerative apparatus water inlet disturbance, inhibit it is cold
The convection current friendship of hot water mixes, reduces the thermally conductive of hot and cold water, improves regenerative apparatus efficiency, provides one kind and be generally applicable to thermoelectricity
Coproduction, thermoelectricity depth peak regulation, paddy electricity by etc. space-heating systems energy-efficient heat accumulation in the way of, and no setting is required the energy of kickboard 7
Dynamic equipment, stable and reliable operation, at low cost, follow-up maintenance is simple.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
The instruction such as " thickness ", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction "
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
In the description of the present invention, " fisrt feature ", " second feature " may include one or more of the features.
In the description of the present invention, the meaning of " plurality " is two or more.
In the description of the present invention, fisrt feature may include the first and second spies in second feature " on " or " under "
Sign directly contacts, and also may include that the first and second features are not direct contacts but are connect by the other feature between them
Touching.
In the description of the present invention, fisrt feature includes fisrt feature above the second feature " above ", " above " and " above "
Right above second feature and oblique upper, or first feature horizontal height is merely representative of higher than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (12)
1. a kind of regenerative apparatus of forced layering, which is characterized in that the regenerative apparatus of the forced layering includes:
Shell, the shell limit the accommodating chamber for accommodating heat storage medium, are equipped with described in being suitable for swimming in the shell
Kickboard in heat storage medium, the kickboard are vertically movably assembled relative to the internal perisporium of the shell, and the kickboard will
The accommodating chamber is divided into the first warm area above the kickboard and the second warm area below the kickboard, the first warm area
It is connected to second warm area, the density of the kickboard is greater than the density of the heat storage medium of first warm area and is less than described the
The density of two warm area heat storage mediums；
First water distributor, first water distributor are set to first warm area, and for being connected to hot-water line；
Second water distributor, second water distributor are set to second warm area, and for being connected to cold water pipe；Wherein,
The temperature that the regenerative apparatus of the forced layering is set as the heat storage medium of first warm area at work is higher than described
The temperature of the heat storage medium of second warm area, so that the density of the heat storage medium of first warm area is less than the storage of second warm area
The density of thermal medium.
2. the regenerative apparatus of forced layering according to claim 1, which is characterized in that the kickboard is interior with the shell
Have gap so that first warm area is connected to second warm area between peripheral wall.
3. the regenerative apparatus of forced layering according to claim 1, which is characterized in that the density of the kickboard is ρ, full
Foot: 950kg/m3≤ρ≤990kg/m3。
4. the regenerative apparatus of forced layering according to claim 1, which is characterized in that the accommodating chamber has round cut
Face, the kickboard are disc.
5. the regenerative apparatus of forced layering according to claim 1, which is characterized in that the shell includes: outer heat insulation layer
And inner thermal insulating layer, the outer heat insulation layer are covered in outside the inner thermal insulating layer, the inner thermal insulating layer limits accommodating chamber.
6. the regenerative apparatus of forced layering according to any one of claims 1-5, which is characterized in that first water distribution
Device and second water distributor are disc type water distributor, and first water distributor and second water distributor are set in axial end
There are the interface tube being connected to respectively with the hot-water line and the cold water pipe, the diameter of first water distributor and second water distributor
Water distribution mouth radially is equipped with to side.
7. the regenerative apparatus of forced layering according to claim 6, which is characterized in that the interface tube of first water distributor
Set on the upper end of first water distributor, the interface tube of second water distributor is set to the lower end of second water distributor.
8. the regenerative apparatus of forced layering according to claim 7, which is characterized in that the interface tube of first water distributor
Equipped with the first diffuser that internal diameter becomes larger from top to bottom, the interface tube of second water distributor be equipped with internal diameter from top to bottom by
The second big diffuser of gradual change.
9. the regenerative apparatus of forced layering according to claim 6, which is characterized in that first water distributor and described
Two water distributors include: the vertically baffle and bottom plate spaced apart being oppositely arranged, and the interface tube is opened in the baffle, described
Water distribution mouth is set between the baffle and the bottom plate.
10. the regenerative apparatus of forced layering according to claim 9, which is characterized in that the diameter of the baffle is equal to institute
The diameter of bottom plate is stated, and the baffle and the bottom plate centering are arranged.
11. the regenerative apparatus of forced layering according to claim 9, which is characterized in that first water distributor and described
Second water distributor includes: multiple partitions along the circumferentially spaced setting of the interface tube, and the partition is connected to the baffle
Between the bottom plate, and the partition radially extends.
12. the regenerative apparatus of forced layering according to claim 11, which is characterized in that the radial inner end of the partition is prolonged
The edge of the interface tube is extended to, the radial outer end of the partition extends to the outer periphery of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811198191.1A CN109114657A (en) | 2018-10-15 | 2018-10-15 | Force the regenerative apparatus of layering |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811198191.1A CN109114657A (en) | 2018-10-15 | 2018-10-15 | Force the regenerative apparatus of layering |
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| CN109114657A true CN109114657A (en) | 2019-01-01 |
Family
ID=64854586
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811198191.1A Pending CN109114657A (en) | 2018-10-15 | 2018-10-15 | Force the regenerative apparatus of layering |
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| CN (1) | CN109114657A (en) |
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| CN110159380A (en) * | 2019-06-14 | 2019-08-23 | 国家电投集团科学技术研究院有限公司 | Single tank closed cycle energy-storing and power-generating system |
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| CN110487096A (en) * | 2019-08-22 | 2019-11-22 | 山东大学 | A kind of free separating device of cold fluid and hot fluid medium |
| CN110657067A (en) * | 2019-11-14 | 2020-01-07 | 西安热工研究院有限公司 | Offshore wind power compressed air energy storage type heat reservoir and operation method |
| CN112146498A (en) * | 2020-05-29 | 2020-12-29 | 国家电投集团科学技术研究院有限公司 | Thermocline control enhanced heat storage device and control method thereof |
| CN112484317A (en) * | 2020-11-02 | 2021-03-12 | 国家电投集团科学技术研究院有限公司 | Heat storage device, heat storage system, and method for controlling heat storage system |
| EP4130603A1 (en) | 2021-08-02 | 2023-02-08 | Daikin Europe N.V. | Diffuser for hot water tank |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159380A (en) * | 2019-06-14 | 2019-08-23 | 国家电投集团科学技术研究院有限公司 | Single tank closed cycle energy-storing and power-generating system |
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| CN110207250A (en) * | 2019-07-02 | 2019-09-06 | 荏原冷热系统（中国）有限公司 | A kind of waste heat recycling accumulation of energy case and control method |
| CN110487096A (en) * | 2019-08-22 | 2019-11-22 | 山东大学 | A kind of free separating device of cold fluid and hot fluid medium |
| CN110487096B (en) * | 2019-08-22 | 2020-06-02 | 山东大学 | Free separating device for cold and hot fluid medium |
| CN110657067A (en) * | 2019-11-14 | 2020-01-07 | 西安热工研究院有限公司 | Offshore wind power compressed air energy storage type heat reservoir and operation method |
| CN110657067B (en) * | 2019-11-14 | 2024-03-15 | 西安热工研究院有限公司 | Offshore wind power compressed air energy storage type heat reservoir and operation method |
| CN112146498A (en) * | 2020-05-29 | 2020-12-29 | 国家电投集团科学技术研究院有限公司 | Thermocline control enhanced heat storage device and control method thereof |
| CN112484317A (en) * | 2020-11-02 | 2021-03-12 | 国家电投集团科学技术研究院有限公司 | Heat storage device, heat storage system, and method for controlling heat storage system |
| EP4130603A1 (en) | 2021-08-02 | 2023-02-08 | Daikin Europe N.V. | Diffuser for hot water tank |
| BE1029644B1 (en) * | 2021-08-02 | 2023-02-27 | Daikin Europe Nv | DIFFUSER FOR HOT WATER TANK |
| CN117366545A (en) * | 2023-11-21 | 2024-01-09 | 北京中巨建润新能源科技有限公司 | Energy storage method and system based on gas self-contained power plant |
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