CN201181067Y - Dynamic ice cold accumulation equipment - Google Patents
Dynamic ice cold accumulation equipment Download PDFInfo
- Publication number
- CN201181067Y CN201181067Y CNU2007200582050U CN200720058205U CN201181067Y CN 201181067 Y CN201181067 Y CN 201181067Y CN U2007200582050 U CNU2007200582050 U CN U2007200582050U CN 200720058205 U CN200720058205 U CN 200720058205U CN 201181067 Y CN201181067 Y CN 201181067Y
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- ice
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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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- Other Air-Conditioning Systems (AREA)
Abstract
The utility model relates to a dynamic ice-storage device, which comprises an ice storage tank for ice-storage (6), a first valve (3), a water pump (5), a gas compressor (7), a heat interchanger (8), a second valve (9), an expansion valve (12), a third valve (13) and a control system. The dynamic ice-storage device uses normal butane as a refrigerant and ice as an ice-storage medium; the normal butane and the ice are in direct contact; the ice-making cool storage is performed by utilizing the physical characteristics that the boiling point of the normal butane is lower than the freezing point of water, the density of the normal butane is lower than that of the water and the ice, the liquidity is good, etc. When in use, the dynamic ice-storage device has an ice-making process and a de-icing process; the normal butane takes the heat away to transform cold water into ice-storage during the ice-making process and the ice melts to supply cold to an air conditioner system during the de-icing process, thereby greatly widening the application range of the air conditioner system. The whole dynamic ice-storage device adopts modularized ice-storage components that can be additionally installed on a common central air-conditioner system directly, and the highly-efficient installation of the ice-storage air-conditioner system can be completed simply by connecting an external pipeline by a user.
Description
Technical field:
The utility model is a kind of ice cold-storage apparatus, relates in particular to a kind of dynamic ice storage equipment provided, belongs to the renovation technique of icing cold-storage apparatus.
Background technology:
Ice-chilling air conditioning system is to utilize the electrical network cheap electric power of low-load period, and the cold that refrigeration system is produced is stored in the water, and water is made ice; In the electrical network high load capacity phase of electricity price costliness, the cold of storing in the ice is discharged to the air-conditioning system cooling, thereby reduce the demand of electrical network high load capacity phase electric power, realize the air-conditioning system of power system " peak load shifting ".Area at power shortage, ice-storage system even can realize " load shift ", the refrigeration duty of time period of power supply shortage is transferred to the time period of supply of electric power abundance, improve the scope of application of air-conditioning system, and obtain good economic benefit and social benefit, worldwide developed rapidly.
It is the non-direct contact type ice maker of cold-producing medium that the tradition ice making equipment generally adopts ethylene glycol solution, because refrigerating medium does not directly contact with frozen water, its diabatic process exists that pipeline enclosure heat transfer temperature difference and pipe surface form ice sheet and the thermal resistance that causes, its heat transfer efficiency is descended greatly, and because heat transfer efficiency is low, a large amount of heat exchanger tubes be must be equipped with, cost and volume increased.And independent ice making unit or the ice making air-conditioning duplex condition unit of common ice making equipment employing, need a large amount of up-front investments buy this unit, original common air-conditioning unit can only be assisted operation, causes significant wastage.Simultaneously under the ice making operating mode, because evaporating temperature is low, unit COP value reduces quite obvious, descending reaches more than 33%, because ice making unit power consumption is big, the reduction of COP value brings a large amount of power consumptions, add the power consumption of circulating pump and secondary pump, economic benefit is low, if the time-of-use tariffs difference is little, then ice-chilling air conditioning system is promoted and is restricted.
The utility model content:
The purpose of this utility model is to consider the problems referred to above and a kind of heat exchange efficiency height is provided, and system's investment is little, and cost is low, and equipment is installed simple, the dynamic ice storage equipment provided that overall operation efficiency is high.The utility model adopts the integral module formula to install, and uses simple, safety.
The technical solution of the utility model is: dynamic ice storage equipment provided of the present utility model, comprise ice cold-storage ice storage jar, first valve, water pump, gas compressor, heat exchanger, second valve, expansion valve, the 3rd valve and control system, wherein the pump mouth of water pump communicates with the bottom of ice cold-storage ice storage jar and is connected with the chilled water feed pipe of air-conditioning system by the 3rd valve, the delivery port of water pump is connected with the nozzle that places ice cold-storage ice storage tank top, and the nozzle of ice cold-storage ice storage tank top is connected with the chilled water return pipe of air-conditioning system by first valve, the gaseous refrigerant inlet of gas compressor communicates with the top of the ice cold-storage ice storage jar that is built-in with low pressure gaseous state normal butane, the medium temperature and medium pressure gaseous refrigerant outlet of gas compressor communicates with the heat exchanger tube refrigerant inlet of heat exchanger, hydraulic fluid attitude refrigerant outlet communicates with the inlet of expansion valve in the low temperature of the heat exchanger tube of heat exchanger, the low-temp low-pressure liquid refrigerant outlet of expansion valve communicates with the bottom of ice cold-storage ice storage jar, and the heat transferring medium of heat exchanger inlet is connected with the chilled water feed pipe of air-conditioning system by second valve, and the heat transferring medium delivery port of heat exchanger is connected with the chilled water return pipe of air-conditioning system.
Above-mentioned first valve, second valve are motor-driven valve, and the 3rd valve also is a motor-driven valve.
Above-mentioned water pump is for can regulate the flow-changing water pump.
The utility model is owing to adopt normal butane as cold-producing medium, and ice is as cool storage medium, and both adopt direct contact, utilizes the physical characteristic of freezing point, density that the normal butane boiling point is lower than the water all little and good fluidity etc. than the density of water and ice, carries out the ice making cold-storage.The utility model ice cold-storage apparatus is divided into ice making and deicing processes in use, and ice-making process is taken away heat by normal butane cold water is become the ice cold-storage, deicing processes by ice-out to the air-conditioning system cooling, thereby improve the scope of application of air-conditioning system greatly.The whole dynamic ice storage equipment provided of the utility model adopts modular ice cold-storage assembly, can directly be installed in the ordinary central air-conditioner system, and the user only need connect exterior line, can finish ice-chilling air conditioning system installation efficiently.The utility model is that a kind of design is ingenious, function admirable, convenient and practical dynamic ice storage equipment provided.
Description of drawings:
Fig. 1 is the schematic diagram of the utility model dynamic ice storage equipment provided.
The specific embodiment:
Embodiment:
The schematic diagram of the utility model dynamic ice storage equipment provided as shown in Figure 1, comprise ice cold-storage ice storage jar 6, first valve 3, water pump 5, gas compressor 7, heat exchanger 8, second valve 9, expansion valve 12, the 3rd valve 13 and control system, wherein the pump mouth of water pump 5 communicates with the bottom of ice cold-storage ice storage jar 6 and is connected with the chilled water feed pipe 2 of air-conditioning system by the 3rd valve 13, the delivery port of water pump 5 is connected with the nozzle that places ice cold-storage ice storage jar 6 tops, and the nozzle at ice cold-storage ice storage jar 6 tops is connected with the chilled water return pipe 1 of air-conditioning system by first valve 3, the gaseous refrigerant inlet of gas compressor 7 communicates with the top of the ice cold-storage ice storage jar 6 that is built-in with low pressure gaseous state normal butane, the medium temperature and medium pressure gaseous refrigerant outlet of gas compressor 7 communicates with the heat exchanger tube refrigerant inlet of heat exchanger 8, hydraulic fluid attitude refrigerant outlet communicates with the inlet of expansion valve 12 in the low temperature of the heat exchanger tube of heat exchanger 8, the low-temp low-pressure liquid refrigerant outlet of expansion valve 12 communicates with the bottom of ice cold-storage ice storage jar 6, and the heat transferring medium of heat exchanger 8 inlet is connected with the chilled water feed pipe 10 of air-conditioning system by second valve 9, and the heat transferring medium delivery port of heat exchanger 8 is connected with the chilled water return pipe 11 of air-conditioning system.In the present embodiment, above-mentioned first valve 3, second valve 9, the 3rd valve 13 are motor-driven valve, as magnetic valve etc.Above-mentioned water pump 5 is for can regulate the flow-changing water pump.Above-mentioned control system adopts electric-control system commonly used.
The whole dynamic ice storage equipment provided of the utility model adopts modular ice cold-storage assembly, can directly be installed in the ordinary central air-conditioner system, and the user only need connect exterior line, can finish ice-chilling air conditioning system installation efficiently.The utility model dynamic ice storage equipment provided operation is divided into ice making and deicing processes, and ice-making process is taken away heat by normal butane cold water is become the ice cold-storage, deicing processes by ice-out to the air-conditioning system cooling, thereby improve the scope of application of air-conditioning system greatly.Its concrete running is as follows:
Ice-making process: control system is controlled first valve 3, the 3rd valve 13 is closed, the operation of water pump 5 low discharges, and cold water is extracted out from the bottom of ice cold-storage ice storage jar 6, sprays the ice storage tank top; The low pressure gaseous state normal butane of icing cold-storage ice storage jar 6 tops is extracted in gas compressor 7 operations, is compressed into the gaseous state normal butane of medium temperature and medium pressure, is transported to heat exchanger; Second valve 9 is opened, and connects the chilled water feed pipe 10 of the air-conditioning system of air-conditioning system, the liquid normal butane that the gaseous state normal butane of medium temperature and medium pressure is cooled to press in the low temperature by cryogenic freezing water; The liquid normal butane of pressing in the low temperature expands by expansion valve 12 and reduces pressure after heat exchanger 8 outputs, outputs to the bottom of ice cold-storage ice storage jar 6; Liquid low temperature normal butane begins to rise, and carry out sufficient heat exchange with water in the process that rises because density is littler than water, gasification gradually, and, reduce water temperature with water cooling, and drop to 0 ℃ up to water temperature, make water begin to freeze; Because ice concentration is also little than water, float on the surface, under the effect that shower water and normal butane bubble do not stop, ice crystal can not become piece all the time, avoids occurring sealing the situation that normal butane flows; After operation a period of time, ice crystal increases gradually, and when rising to setting value, ice making work stops; The gas compressor 7 and second valve 9 are closed, and water pump 5 low discharges operations avoids occurring problem such as icing in ice crystal caking and the water pipe.
Deicing processes:, the cold of storing in the ice can be discharged to the air-conditioning system cooling in the electrical network high load capacity phase of electricity price costliness; At this moment, the gas compressor 7 and second valve 9 are closed; First valve 3, the 3rd valve 13 are opened, and connect the chilled water return pipe 1 of air-conditioning system; The top that common air-conditioning backwater (middle warm water) is transported to ice cold-storage ice storage jar 6 begins spray, and the ice crystal in middle warm water and the parts ice cold-storage ice storage jar 6 carries out the heat exchange of direct contact type, melts the part ice crystal, and warm water is lowered the temperature into water at low temperature in making; And, drop to the bottom of icing cold-storage ice storage jar 6 by the ice crystal layer with the ice crystal thawing water, extract water at low temperature from ice cold-storage ice storage jar 6 bottoms and directly supply with air-conditioning system, melt up to whole ice crystals, water temperature rises to setting value, and first valve 3, the 3rd valve 13 are closed, and deicing processes finishes.
Claims (3)
1, a kind of dynamic ice storage equipment provided, it is characterized in that comprising ice cold-storage ice storage jar (6), first valve (3), water pump (5), gas compressor (7), heat exchanger (8), second valve (9), expansion valve (12), the 3rd valve (13) and control system, wherein the pump mouth of water pump (5) communicates with the bottom of ice cold-storage ice storage jar (6) and is connected with the chilled water feed pipe (2) of air-conditioning system by the 3rd valve (13), the delivery port of water pump (5) is connected with the nozzle that places ice cold-storage ice storage jar (6) top, and the nozzle at ice cold-storage ice storage jar (6) top is connected with the chilled water return pipe (1) of air-conditioning system by first valve (3), the gaseous refrigerant inlet of gas compressor (7) communicates with the top of the ice cold-storage ice storage jar (6) that is built-in with low pressure gaseous state normal butane, the medium temperature and medium pressure gaseous refrigerant outlet of gas compressor (7) communicates with the heat exchanger tube refrigerant inlet of heat exchanger (8), hydraulic fluid attitude refrigerant outlet communicates with the inlet of expansion valve (12) in the low temperature of the heat exchanger tube of heat exchanger (8), the low-temp low-pressure liquid refrigerant outlet of expansion valve (12) communicates with the bottom of ice cold-storage ice storage jar (6), and the heat transferring medium of heat exchanger (8) inlet is connected with the chilled water feed pipe (10) of air-conditioning system by second valve (9), and the heat transferring medium delivery port of heat exchanger (8) is connected with the chilled water return pipe (11) of air-conditioning system.
2, dynamic ice storage equipment provided according to claim 1 is characterized in that above-mentioned first valve (3), second valve (9), the 3rd valve (13) are motor-driven valve.
3, dynamic ice storage equipment provided according to claim 1 is characterized in that above-mentioned water pump (5) is for can regulate the flow-changing water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200582050U CN201181067Y (en) | 2007-10-12 | 2007-10-12 | Dynamic ice cold accumulation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200582050U CN201181067Y (en) | 2007-10-12 | 2007-10-12 | Dynamic ice cold accumulation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201181067Y true CN201181067Y (en) | 2009-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200582050U Expired - Fee Related CN201181067Y (en) | 2007-10-12 | 2007-10-12 | Dynamic ice cold accumulation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201181067Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881492A (en) * | 2010-06-24 | 2010-11-10 | 上海弗格森制冷设备有限公司 | Dynamic ice cold storing and refrigerating equipment |
| CN106594931A (en) * | 2016-12-20 | 2017-04-26 | 深圳达实智能股份有限公司 | Cold accumulation and discharge temperature setting method and device for cold radiation air conditioner system |
-
2007
- 2007-10-12 CN CNU2007200582050U patent/CN201181067Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881492A (en) * | 2010-06-24 | 2010-11-10 | 上海弗格森制冷设备有限公司 | Dynamic ice cold storing and refrigerating equipment |
| CN106594931A (en) * | 2016-12-20 | 2017-04-26 | 深圳达实智能股份有限公司 | Cold accumulation and discharge temperature setting method and device for cold radiation air conditioner system |
| CN106594931B (en) * | 2016-12-20 | 2019-07-26 | 深圳达实智能股份有限公司 | A kind of temperature setting method and device that cold emission air-conditioning system cold-storage is let cool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: CHEN SHUPING Owner name: GUANGZHOU YONGCHENG REFRIGERATION EQUIPMENT CO., L Free format text: FORMER OWNER: ZOU JIE Effective date: 20110329 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 510620 ROOM 1103, NO. 1389, HUANAN YUJINGYUAN, CEN VILLAGE, TIANHE DISTRICT, GUANGZHOU CITY, GUANGDONG PROVINCE TO: 510630 ROOM 16E, NO. 267, WUSHAN ROAD, TIANHE DISTRICT, GUANGZHOU CITY, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110329 Address after: 510630 16E room, No. five, 267 mountain road, Guangzhou, Guangdong, Tianhe District Patentee after: GUANGZHOU YONGCHENG REFRIGERATION EQUIPMENT CO., LTD. Address before: 510620, Guangzhou, Guangdong province Tianhe District Cen village, Southern China imperial garden 1389, room 1103 Co-patentee before: Chen Shuping Patentee before: Zou Jie |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090114 Termination date: 20151012 |
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| EXPY | Termination of patent right or utility model |