CN104296291A - Water distribution device in temperature stratification type chilled water storage system - Google Patents
Water distribution device in temperature stratification type chilled water storage system Download PDFInfo
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- CN104296291A CN104296291A CN201410551869.5A CN201410551869A CN104296291A CN 104296291 A CN104296291 A CN 104296291A CN 201410551869 A CN201410551869 A CN 201410551869A CN 104296291 A CN104296291 A CN 104296291A
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- Prior art keywords
- water
- storage system
- distributing device
- cold accumulating
- drum
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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
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- 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
-
- 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
- F28D2020/0065—Details, e.g. particular heat storage tanks, auxiliary members within tanks
- F28D2020/0069—Distributing arrangements; Fluid deflecting means
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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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- 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)
- Devices For Dispensing Beverages (AREA)
Abstract
The invention provides a water distribution device in a temperature stratification type chilled water storage system and belongs to the field of energy storage. In the water distribution device, the chilled water storage system comprises a cool storage pool, the water distribution device comprises a water distribution barrel which can sleeve the cool storage pool, a clamping plate is arranged in the water distribution barrel and fixed to the water distribution barrel, fixing strips are arranged between the clamping plate and the water distribution barrel, one end of each fixing strip is fixedly connected to the inner wall of the water distribution barrel, the other end of each fixing strip is fixedly connected to the clamping plate, a straight slot is formed between two adjacent fixing strips, the water distribution device further comprises sponge which is composed of a water absorption portion and a water guide portion, one end of the water guide portion is provided with strip openings which are matched with the fixing strips, the water guide portion between every two adjacent strip openings extends into the corresponding straight slot and clings to the inner wall of the cool storage pool, the clamping plate is matched with the water absorption portion in size, and one side of the water absorption portion abuts against the clamping plate. By the water distribution device, water flow can flow into the cool storage pool uniformly, stably and slowly.
Description
Technical field
the invention belongs to accumulation of energy field, relate to the water-distributing device in a kind of thermal stratification type chilled water storage system.
Background technology
water cold storage technology utilizes electricity price between peak and valley, is stored in water at low ebb rate period by cold, and the peak of power consumption period uses the cryogenic freezing water extraction stored cold for idle call by day.When air-conditioning service time and non-air-conditioning service time and electrical network peak and low ebb synchronous time, use when just the idle call electricity in electrical network rush hour can be transferred to electrical network low ebb, reach the object of power cost saving.The most ripe and the effective cold-storage mode of current use is natural layering.
natural layering and thermal stratification, thermal stratification type water cold storage utilizes water density when different temperatures this physical characteristic different, relies between density official post warm water and cold water and keep separating, and avoids cold water and warm water mixing to cause loss of refrigeration capacity.
the density of water about 4 DEG C time is maximum, and along with the high-density of water temperature reduces gradually, utilize this physical characteristic of water, the water making temperature low is stored in the bottom in pond, and the high water level of temperature is in the top being stored in pond.Design good thermal stratification type water cold storage pond and form a caloic switching layer between warm water district, top and cold water area, bottom.One stable and thickness is little caloic switching layer improves the key of cold-storage efficiency.
in order in cistern vertical direction cross section on, current are made to flow equably on whole section reposefully with gravity current or piston flow and import reposefully in pond (or drawing by pond), formed between warm water district, top and cold water area, bottom and keep effective, thickness is a little as far as possible caloic switching layer, key is that the top and the bottom in cistern arrange identical sprinkler, to guarantee that current meet Fo Lei get (Frande) coefficient when entering cistern, make uniform fluid flow distribute and disturbance minimally enters cold accumulating pond.The design and construction of sprinkler is the key technology of thermal stratification type water cold storage, and we are called usually, the water distribution technology of water cold storage.
water distribution technology is also known as steady flow, existing flow straightener generally enters cold accumulating pond by what install that check valve or some buffer gears with pooling feature make uniform fluid flow, although current flow straightener decreases the impulsive force of current, but current maldistribution, still have upset to a certain degree, make thermoclinic length sides large, cold consumption is aggravated.
Summary of the invention
the object of the invention is for the above-mentioned problems in the prior art, provide the water-distributing device in a kind of thermal stratification type chilled water storage system, water-distributing device in this thermal stratification type chilled water storage system can realize uniform fluid flow is stablized, flow velocity enters in cold accumulating pond slowly, solve the water-distributing device current maldistribution in existing water cold storage, mesolimnion can be upset and cause the problems such as cold consumption.
object of the present invention realizes by following technical proposal: the water-distributing device in a kind of thermal stratification type chilled water storage system, it is characterized in that: described chilled water storage system comprises cylindrical circular cold accumulating pond, described water-distributing device comprises the cloth water drum in annular, the internal diameter of described cloth water drum is slightly larger than the external diameter of described cold accumulating pond, described cloth water drum can be set in outside described cold accumulating pond, described cloth water drum two ends are opening, in described cloth water drum, there is Ka Mian mechanism, described Ka Mian mechanism is a rounded clamp, the diameter of described clamp is less than the internal diameter of described cloth water drum, described clamp is fixed on described cloth water drum, between described clamp and described cloth water drum, there are some fixed strips, one end of described fixed strip is fixed on the inwall of described cloth water drum, the other end of described fixed strip is fixed on described clamp, groove is formed between described two adjacent fixed strips, described water-distributing device also comprises sponge, described sponge is made up of cylindrical water-holding portion and the water guide sector in annular, one end of described water guide sector and the side of described water-holding portion are integral type structure, the other end of described water guide sector have several strip gabs, described strip gab matches with described fixed strip and water guide sector between two adjacent strip gabs to be stretched in corresponding described groove and is close on the inwall of described cold accumulating pond, the size of described clamp and described water-holding portion matches and the side of described water-holding portion is resisted against on described clamp.
this water-distributing device is for reclaiming the warm water that temperature raises after refrigeration, warm water is inhaled into from the water-holding portion of sponge, cushioned, reduced velocity flow, then by the effect of water guide sector, the inwall of cold accumulating pond is close in weather board portion, warm water is flowed down on a small quantity slowly along the inwall of cold accumulating pond, maintain thermoclinic stable largely, this water-distributing device is by the design of unique sponge structure, make to be completed by water suction and water guide two parts the recovery of warm water, the warm water in sponge is made to realize direction transfer by the restriction of clamp, the water guide sector of this water-distributing device is uniformly distributed on cold accumulating pond inwall, warm water can be made to flow into evenly, warm water can not be caused uneven and cause thermoclinic disturbance in a certain local influx.
in water-distributing device in above-mentioned a kind of thermal stratification type chilled water storage system, one end that described water distribution jacket casing is located at described cold accumulating pond has the fixture block in bar shaped of a pair protrusion, the outer wall of described cold accumulating pond has the deck of a pair protrusion, described deck is block and the groove it had in bar shaped, and described fixture block can snap in described groove.
realized axially in downward direction fixing of cloth water drum by the cooperation of fixture block and groove, prevent too much the entering in cold accumulating pond in water guide sector from causing water guide sector directly to contact with the water in cold accumulating pond.
in water-distributing device in above-mentioned a kind of thermal stratification type chilled water storage system, the port, upper end of described cloth water drum has the water fender of protrusion.
water fender prevents from warm water from directly entering in cold accumulating pond causing impacting mesolimnion.
in water-distributing device in above-mentioned a kind of thermal stratification type chilled water storage system, the described water guide sector between two adjacent strip gabs is formed and stretches into portion, described in stretch into portion towards the inwall of described cold accumulating pond be skewed.
the portion that stretches into of this structure tightly can fit with the inwall of cold accumulating pond, realizes the inwall that warm water can against cold accumulating pond all the time and flows down.
in water-distributing device in above-mentioned a kind of thermal stratification type chilled water storage system, the quantity of described fixed strip is 4, and the quantity of described strip gab is also 4.
in actual production, determine the quantity of fixed strip and strip gab according to the actual requirements.
compared with prior art, the water-distributing device in this thermal stratification type chilled water storage system has the following advantages:
1, in the water-distributing device in this thermal stratification type chilled water storage system, warm water is inhaled into from the water-holding portion of sponge, cushioned, reduced velocity flow, then by the effect of water guide sector, the inwall of cold accumulating pond is close in weather board portion, and warm water is flowed down on a small quantity slowly along the inwall of cold accumulating pond, maintains thermoclinic stable largely.
, water-distributing device in this thermal stratification type chilled water storage system by the design of unique sponge structure, make to be completed by water suction and water guide two parts the recovery of warm water, smart structural design.
, water-distributing device in this thermal stratification type chilled water storage system water guide sector be uniformly distributed on cold accumulating pond inwall, warm water can be made to flow into evenly, warm water can not be caused uneven and cause thermoclinic disturbance in a certain local influx.
, water-distributing device in this thermal stratification type chilled water storage system realizes axially in downward direction fixing of cloth water drum by the cooperation of fixture block and groove, prevent too much the entering in cold accumulating pond in water guide sector from causing water guide sector directly to contact with the water in cold accumulating pond.
, water-distributing device in this thermal stratification type chilled water storage system the port, upper end of cloth water drum there is the water fender of protrusion.Water fender prevents from warm water from directly entering in cold accumulating pond causing impacting mesolimnion.
, in water-distributing device in this thermal stratification type chilled water storage system, the water guide sector between two adjacent strip gabs is formed and stretches into portion, the portion that stretches into is skewed towards the inwall of described cold accumulating pond.The portion that stretches into of this structure tightly can fit with the inwall of cold accumulating pond, realizes the inwall that warm water can against cold accumulating pond all the time and flows down.
Accompanying drawing explanation
fig. 1 is the overall structure explosive view of the water-distributing device in this thermal stratification type chilled water storage system.
fig. 2 is the structural representation that water-distributing device water distribution jacket casing in this thermal stratification type chilled water storage system establishes end.
fig. 3 is the structural representation of the sponge of water-distributing device in this thermal stratification type chilled water storage system.
in figure, 1, cold accumulating pond; 1a, deck; 1a1, groove; 2, cloth water drum; 2a, fixture block; 2b, water fender; 3, clamp; 4, fixed strip; 44, groove; 5, sponge; 5a, water-holding portion; 5b, water guide sector; 5b1, strip gab; 5b2, stretch into portion.
Detailed description of the invention
as shown in figures 1 and 3, in water-distributing device in this thermal stratification type chilled water storage system, chilled water storage system comprises cylindrical circular cold accumulating pond 1, water-distributing device comprises the cloth water drum 2 in annular, the internal diameter of cloth water drum 2 is slightly larger than the external diameter of cold accumulating pond 1, cloth water drum 2 can be set in outside cold accumulating pond 1, cloth water drum 2 two ends are opening, there is in cloth water drum 2 Ka Mian mechanism, Ka Mian mechanism is a rounded clamp 3, the diameter of clamp 3 is less than the internal diameter of cloth water drum 2, clamp 3 is fixed on cloth water drum 2, there are between clamp 3 and cloth water drum 2 some fixed strips 4, one end of fixed strip 4 is fixed on the inwall of cloth water drum 2, the other end of fixed strip 4 is fixed on clamp 3, groove 44 is formed between two adjacent fixed strips 4, water-distributing device also comprises sponge 5, sponge 5 is made up of cylindrical water-holding portion 5a and the water guide sector 5b in annular, one end of water guide sector 5b and the side of water-holding portion 5a are integral type structure, the other end of water guide sector 5b has several strip gabs 5b1, strip gab 5b1 matches with fixed strip 4 and water guide sector 5b between two adjacent strip gab 5b1 to stretch in corresponding groove 44 and is close on the inwall of cold accumulating pond 1, clamp 3 and the size of water-holding portion 5a match and the side of water-holding portion 5a is resisted against on clamp 3.
this water-distributing device is for reclaiming the warm water that temperature raises after refrigeration, warm water is inhaled into from the water-holding portion 5a of sponge 5, cushioned, reduced velocity flow, then by the effect of water guide sector 5b, the inwall of cold accumulating pond 1 is close in weather board portion, warm water is flowed down on a small quantity slowly along the inwall of cold accumulating pond 1, maintain thermoclinic stable largely, this water-distributing device is by unique sponge 5 structural design, make to be completed by water suction and water guide two parts the recovery of warm water, the warm water in sponge 5 is made to realize direction transfer by the restriction of clamp 3, the water guide sector 5b of this water-distributing device is uniformly distributed on cold accumulating pond 1 inwall, warm water can be made to flow into evenly, warm water can not be caused uneven and cause thermoclinic disturbance in a certain local influx.
as depicted in figs. 1 and 2, one end that cloth water drum 2 is sheathed on cold accumulating pond 1 has the fixture block 2a in bar shaped of a pair protrusion, the outer wall of cold accumulating pond 1 has the deck 1a of a pair protrusion, deck 1a is block and the groove 1a1 it had in bar shaped, and fixture block 2a can snap in groove 1a1.Realized axially in downward direction fixing of cloth water drum 2 by the cooperation of fixture block 2a and groove 1a1, prevent too much the entering in cold accumulating pond 1 of water guide sector 5b from causing water guide sector 5b directly to contact with the water in cold accumulating pond 1.
as shown in Figure 1, the port, upper end of cloth water drum 2 has the water fender 2b of protrusion.Water fender 2b prevents from warm water from directly entering in cold accumulating pond 1 causing impacting mesolimnion.
as shown in figures 1 and 3, water guide sector 5b between two adjacent strip gab 5b1 is formed and stretches into portion 5b2, and it is skewed for stretching into portion 5b2 towards the inwall of cold accumulating pond 1.The portion that the stretches into 5b2 of this structure tightly can fit with the inwall of cold accumulating pond 1, realizes the inwall that warm water can against cold accumulating pond 1 all the time and flows down.
as shown in figures 1 and 3, the quantity of fixed strip 4 is 4, and the quantity of strip gab 5b1 is also 4.In actual production, determine the quantity of fixed strip 4 and strip gab 5b1 according to the actual requirements.
in water-distributing device in this thermal stratification type chilled water storage system, by cloth water drum 2 structure and sponge 5 structure of uniqueness, warm water is inhaled into from the water-holding portion 5a of sponge 5, cushioned, reduced velocity flow, then by the effect of water guide sector 5b, the inwall of cold accumulating pond 1 is close in weather board portion, warm water is flowed down on a small quantity slowly along the inwall of cold accumulating pond 1, maintains thermoclinic stable largely.
specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (5)
1. the water-distributing device in a thermal stratification type chilled water storage system, it is characterized in that: described chilled water storage system comprises cylindrical circular cold accumulating pond, described water-distributing device comprises the cloth water drum in annular, the internal diameter of described cloth water drum is slightly larger than the external diameter of described cold accumulating pond, described cloth water drum can be set in outside described cold accumulating pond, described cloth water drum two ends are opening, in described cloth water drum, there is Ka Mian mechanism, described Ka Mian mechanism is a rounded clamp, the diameter of described clamp is less than the internal diameter of described cloth water drum, described clamp is fixed on described cloth water drum, between described clamp and described cloth water drum, there are some fixed strips, one end of described fixed strip is fixed on the inwall of described cloth water drum, the other end of described fixed strip is fixed on described clamp, groove is formed between described two adjacent fixed strips, described water-distributing device also comprises sponge, described sponge is made up of cylindrical water-holding portion and the water guide sector in annular, one end of described water guide sector and the side of described water-holding portion are integral type structure, the other end of described water guide sector have several strip gabs, described strip gab matches with described fixed strip and water guide sector between two adjacent strip gabs to be stretched in corresponding described groove and is close on the inwall of described cold accumulating pond, the size of described clamp and described water-holding portion matches and the side of described water-holding portion is resisted against on described clamp.
2. the water-distributing device in a kind of thermal stratification type chilled water storage system according to claim 1, it is characterized in that, one end that described water distribution jacket casing is located at described cold accumulating pond has the fixture block in bar shaped of a pair protrusion, the outer wall of described cold accumulating pond has the deck of a pair protrusion, described deck is block and the groove it had in bar shaped, and described fixture block can snap in described groove.
3. the water-distributing device in a kind of thermal stratification type chilled water storage system according to claim 1 and 2, it is characterized in that, the port, upper end of described cloth water drum has the water fender of protrusion.
4. the water-distributing device in a kind of thermal stratification type chilled water storage system according to claim 1 and 2, is characterized in that, the described water guide sector between two adjacent strip gabs is formed and stretches into portion, described in stretch into portion towards the inwall of described cold accumulating pond be skewed.
5. the water-distributing device in a kind of thermal stratification type chilled water storage system according to claim 1 and 2, it is characterized in that, the quantity of described fixed strip is 4, and the quantity of described strip gab is also 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551869.5A CN104296291A (en) | 2014-10-17 | 2014-10-17 | Water distribution device in temperature stratification type chilled water storage system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410551869.5A CN104296291A (en) | 2014-10-17 | 2014-10-17 | Water distribution device in temperature stratification type chilled water storage system |
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| CN104296291A true CN104296291A (en) | 2015-01-21 |
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| CN201410551869.5A Pending CN104296291A (en) | 2014-10-17 | 2014-10-17 | Water distribution device in temperature stratification type chilled water storage system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949244A (en) * | 2015-06-23 | 2015-09-30 | 许文辉 | Wall-flow water distributor used in water cold accumulation system |
| CN105157138A (en) * | 2015-06-24 | 2015-12-16 | 许文辉 | Flow buffering device in chilled water storage system |
| CN107894050A (en) * | 2017-12-15 | 2018-04-10 | 江苏高菱蓄能科技有限公司 | A kind of water-locator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104949244A (en) * | 2015-06-23 | 2015-09-30 | 许文辉 | Wall-flow water distributor used in water cold accumulation system |
| CN105157138A (en) * | 2015-06-24 | 2015-12-16 | 许文辉 | Flow buffering device in chilled water storage system |
| CN107894050A (en) * | 2017-12-15 | 2018-04-10 | 江苏高菱蓄能科技有限公司 | A kind of water-locator |
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