CN201285128Y - Ice cold-accumulation heat pump air-conditioning unit - Google Patents
Ice cold-accumulation heat pump air-conditioning unit Download PDFInfo
- Publication number
- CN201285128Y CN201285128Y CNU2008201397333U CN200820139733U CN201285128Y CN 201285128 Y CN201285128 Y CN 201285128Y CN U2008201397333 U CNU2008201397333 U CN U2008201397333U CN 200820139733 U CN200820139733 U CN 200820139733U CN 201285128 Y CN201285128 Y CN 201285128Y
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 26
- 238000009825 accumulation Methods 0.000 title abstract 5
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 238000003860 storage Methods 0.000 claims description 22
- 238000001035 drying Methods 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 7
- 238000005057 refrigeration Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 239000012595 freezing medium Substances 0.000 abstract 4
- 239000000126 substance Substances 0.000 abstract 2
- 238000004781 supercooling Methods 0.000 abstract 1
- 239000003507 refrigerant Substances 0.000 description 34
- 238000002309 gasification Methods 0.000 description 6
- 239000012071 phase Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000000048 melt cooling Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Other Air-Conditioning Systems (AREA)
Abstract
The utility model discloses an ice cold accumulation heat pump air-conditioning unit which comprises an outdoor unit and an indoor unit and belongs to the technical field of cold-accumulation type heat pump air-conditionings. A working substance pump and a circulating reservoir are additionally arranged in a cold accumulation device; in cold releasing operation, liquid freezing medium generated after ice in an ice barrel is condensed and liquefied is boosted by utilizing the working substance pump and then is transported to each indoor heat interchanger of the indoor unit through a freezing medium pipeline for supplying cold, thus the freezing medium releases and supplies cold in a mechanical circulating way; and when the ice in the ice barrel is completely melted, super-cooling is carried out for the freezing medium by the low-temperature water in the ice barrel. The scheme of the utility model effectively increases the transfer rate of the peak electric load of an air-conditioning system, increases the effective cold accumulation quantity of the ice barrel, enlarges the function selecting range of the unit, enables the unit to run more flexibly, improves the economical efficiency and the reliability of the running of the system, and is suitable for areas with electric power peak-trough price difference and occasions using hanging type or cabinet type air-conditioning units for supplying cold or heat, and the hanging type or cabinet type air-conditioning unit takes a wind-cooling ( or air-heating) heat interchanger as the heat interchanger of the indoor unit.
Description
Technical field
The ice-reserving that the present invention relates to freeze a kind of evening is released ice then daytime provides the cold air refrigerating air conditioning device to air-conditioning.
Background technology
Along with improving constantly of social development and living standards of the people, urban electric power consumption increases substantially, and particularly the peak power load growth is too fast, causes peak period electricity shortage phenomenon to take place again and again, and valley power is more than needed.Therefore, " peak load shifting " of electrical network is problem demanding prompt solution.And the air-conditioning system that ensures as the human settlement, its electric load generally concentrates on electric power peak period, and the low-valley interval electricity consumption is very few, and air conditioning electricity has the potentiality of very big peak load shifting to urban distribution network.Along with the enforcement of electric power demand side time-of-use tariffs policy, the ice-storage air-conditioning unit has obtained development fast,
But the ice-storage air-conditioning machine that uses is when cooling and heat supply running operating mode at present, the cold of low-valley interval preparation or heat just are used for the state of cold-producing medium in the change system, by day when air-conditioning cooling or heat supply running, compressor must put into operation, this technical characterstic causes the air-conditioning unit when cooling or heat supply running the demand of peak power load to be increased, " peak load shifting " effect to electric power is not remarkable, has increased the operating cost of heat supply of air-conditioning unit or cooling; Prolong the air-conditioning machine set compressor simultaneously in the running time in heat supply and cooling season, reduced the service life of compressor; In addition,, cause the reliability of air-conditioned room cooling and heat supply to be subjected to the restriction of supply of electric power peak period, do not give full play to the technical advantage of icing cold-storage because unit need put into operation at electric power compressor peak period of cooling and heat supply.
The utility model content
The utility model is for addressing the above problem, and provides that a kind of electric load demand is little, the mechanical circulation type ice storage cold-hot pump air-conditioning unit of controlled compressor operating.
The technical solution of the utility model is as follows:
A kind of ice storage cold-hot pump air-conditioning unit, comprise off-premises station and indoor set, described off-premises station comprises compressor, outdoor heat exchanger, high pressure reservoir, device for drying and filtering, expansion valve, magnetic valve, ice-reserving bucket, circulation reservoir and working medium pump, described indoor set comprises magnetic valve, expansion valve, indoor heat converter
Be when it changes that described indoor heat converter is made up of the indoor heat exchanger A that is connected in parallel, indoor heat exchanger B, indoor heat exchanger A inlet is parallel with electric expansion valve A, magnetic valve A, and indoor heat exchanger B inlet is parallel with electric expansion valve B, magnetic valve B,
Described off-premises station adopts the cross valve that is connected with indoor set A in parallel, B by pipeline F, described cross valve exhaust outlet is connected with outdoor heat exchanger, described cross valve in addition two interfaces by pipeline form one closed circuit, compressor, gas-liquid separator A are installed in series on the described closed circuit pipeline;
Described outdoor heat converter exhaust outlet extends two pipeline A, B, described pipeline A and is connected with indoor set A in parallel, B, ice-reserving bucket by triple valve, be connected with the refrigeration check valve on the described pipeline A, heat check valve, pipeline is connected between described pipeline B and triple valve and the indoor set in parallel, be connected with expansion valve C, magnetic valve G on the described pipeline B
Be connected with working medium pump, circulation reservoir on the pipeline between described triple valve and the ice-reserving bucket, the described circulation reservoir port of export is connected with pipeline F by another pipeline G, and magnetic valve C is installed on the pipeline G, on the pipeline between described pipeline G and pipeline F access point and the indoor set in parallel magnetic valve E is installed
The pipeline C that described magnetic valve E inlet connects,
On the described pipeline C magnetic valve D is installed, there is pipeline D to be connected between two check valves of described pipeline A with between pipeline C magnetic valve D and the ice-reserving bucket, be connected with high pressure reservoir, device for drying and filtering on the described pipeline D, there is pipeline E to be connected between described pipeline B expansion valve A and the magnetic valve G with between pipeline C magnetic valve D and the ice-reserving bucket, be connected with expansion valve D on the described pipeline E, described pipeline D goes up expansion valve D two ends and upward is connected by pipeline at magnetic valve F two ends with pipeline E.
Gaseous refrigerant condensation liquefaction after the utility model adopts cold that the ice-reserving bucket stores to the indoor heat exchanger endothermic gasification, and drive cold-producing medium by working medium pump and between indoor heat exchanger and ice-reserving bucket, circulate, the realization refrigerant mechanical circulation type is released cold cooling, make compressor need not to put into operation, effectively shifted air-conditioning electric power peak load in the electric power peak cooling period; Utilize working medium pump to drive the cold-producing medium mechanical cycles and release cold cooling, compressor does not move releasing the cold operation period, has improved reliability of system operation and economy; Not only can be implemented in and adopt working medium pump driving cold-producing medium mechanical cycles to release cold cooling when the ice-reserving bucket has ice, the high-temperature liquid state cold-producing medium carried out cold to improve the runnability of unit after simultaneously can realizing adopting in the ice bucket water at low temperature to condensation after ice bucket ice-melt fully, effectively increased the effective cold storage capacity of ice-reserving bucket, the function that has enlarged unit is selected, and makes unit operation more flexible.Have electric power peak valley price difference area, be the application scenario that the wall-hanging of indoor set heat exchanger or cabinet air-conditioner unit carry out cooling and heating with air-cooled (or heating sky ' gas) heat exchanger, the present invention is particularly suitable.
Description of drawings
The connection diagram of Fig. 1 ice storage cold-hot pump air-conditioning unit
The pipeline schematic diagram of Fig. 2 ice storage cold-hot pump air-conditioning unit
Mark representative among the figure is as follows:
1, indoor set 2, off-premises station 3, indoor heat exchanger A 4, indoor heat exchanger B 5, ice-reserving bucket 6, outdoor heat exchanger 7, high pressure reservoir 8, compressor 9, circulation reservoir 10, gas-liquid separator A 11, cross valve 12 magnetic valve D 13, magnetic valve E 14, magnetic valve C 15, expansion valve A 16, magnetic valve A 17, expansion valve B18, magnetic valve B 19, magnetic valve F 20, expansion valve D 21, magnetic valve G 22, device for drying and filtering 23, expansion valve C 24, refrigeration check valve 25, heat check valve 30, pipeline A 31, pipeline B 32, pipeline C 33, pipeline D 34, pipeline E 35, pipeline F 36, pipeline G
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
As Fig. 1, shown in Figure 2, the utility model ice storage cold-hot pump air-conditioning unit, comprise that is used to a compressor that sucks gaseous refrigerant and compress output, the exhaust outlet of this compressor 8 connects a four-way change-over valve 11, between the air entry of the return-air mouth of this four-way change-over valve 11 and compressor 8, be connected gas-liquid separator 10, the exhaust outlet of this four-way change-over valve 11 connects an outdoor heat exchanger 6, the outlet of this outdoor heat exchanger 6 is respectively by pipeline A30, pipeline B31 is connected with a three-way solenoid valve 26, pipeline A30 goes up cooling check valve 24 of serial connection, one heats with check valve 25, be connected with electric expansion valve C23 on the pipeline B31, magnetic valve G21, check valve 24,25 outlet is by pipeline D33 and high pressure reservoir 7, the inlet of device for drying and filtering 22 connects; The inlet of electric expansion valve D20 and magnetic valve F19 is connected the outlet of high pressure reservoir 7, device for drying and filtering 22 and connects the port of expansion valve C23, magnetic valve G21 by pipeline E34; The outlet of electric expansion valve D20 and magnetic valve F19 is connected with the inlet of ice-reserving bucket 5, the outlet of ice-reserving bucket 5 connects circulation reservoir 9, the bottom of this circulation reservoir 9 connects the inlet of working medium pump 27, the outlet of this working medium pump 27 is connected with the inflow end of three-way solenoid valve 26 by refrigerant line, is connected with the air entry of four-way change-over valve 11 after refrigerant line F35 that the gaseous phase outlet of described circulation reservoir 9 exports by refrigerant tubing G36 and magnetic valve C14 and indoor heat exchanger in parallel and the magnetic valve E13 parallel connection; Another outflow end that connects three-way solenoid valve 26 by the inlet of cooling electric expansion valve A15/B17, magnetic valve A16/B18, its outlet connects the inlet of indoor heat exchanger A3/B4, and another road of this indoor heat exchanger A3/B4 outlet is connected with the inlet of ice-reserving bucket 5 and the outlet of electric expansion valve D20 and magnetic valve F19 by magnetic valve D12 and refrigerant line C32; Wherein, described indoor heat exchanger A3/B4 can be made of an air-cooled heat exchanger or water-cooled heat exchanger, perhaps is made of a plurality of air-cooled heat exchangers or water-cooled heat exchanger parallel connection.Described outdoor heat exchanger 6 can adopt air-cooled heat exchanger or water-cooled heat exchanger.Can there be dual mode to be arranged to indoor units and outdoor unit for above-mentioned refrigerant mechanical circulation type ice storage cold-hot pump air-conditioning unit.
Operation conditions under different demands is seen following explanation: this ice storage cold-hot pump air-conditioning system can realize cold-storage, the independent cooling of unit, ice-reserving bucket ice-melt cooling, four kinds of operational modes of unit Winter heat supply according to the different open and-shut modes of four-way change-over valve 11, magnetic valve G21, magnetic valve A16/B18, magnetic valve D12, magnetic valve E13, magnetic valve C14, magnetic valve F19 and three-way solenoid valve 26.
1) cool-storage in summer operational mode
When system during at the cold-storage mode operation; the fan operation of compressor 8, outdoor heat exchanger 6, magnetic valve G21, magnetic valve D12, magnetic valve E13, magnetic valve F19, expansion valve C23 outage are closed, cross valve B11 outage; the magnetic valve C14 conducting of switching on, working medium pump 20, indoor heat exchanger fan are shut down.The compressed machine 8 boil down to high temperature and high pressure gaseous refrigerants of the gaseous refrigerant of low-temp low-pressure, flow into outdoor heat exchanger 6 through cross valve B11 and be condensed into the cold anticyclone liquid state, flow into high pressure reservoir 7 by cooling check valve 24 then, high pressure liquid refrigerant drying filter 22 backs of being flowed out by high pressure reservoir 7 are the hold-over coil that low-temp low-pressure gas-liquid two-phase cold-producing medium enters ice-reserving bucket 5 in expansion valve D20 throttling, the heat of vaporization that absorbs water in the ice-reserving bucket 5 is a low-pressure gaseous refrigerant, make the coil surface water freezing of ice-reserving bucket 5 simultaneously, realize the purpose of ice cold-storage: the low-temperature low-pressure refrigerant that is flowed out by ice-reserving bucket 5 is through circulation reservoir 9, magnetic valve C14, cross valve B11 and gas-liquid separator 15 return compressor 8, finish the cold-storage circulation.
2) ice-reserving bucket ice-melt cooling operational mode
Ice-reserving bucket ice-melt cooling when operation, have two kinds of methods of operation according to having or not of ice-reserving bucket 5 internal memory ice amounts.When depositing ice in the ice-reserving bucket 5; the fan of compressor 8, outdoor heat exchanger 6 is shut down; magnetic valve G21, magnetic valve E13, magnetic valve C14, magnetic valve F19 cold-storage are closed with expansion valve D20, cooling electric expansion valve A15/B17 outage; cross valve B11 outage; magnetic valve A16/B18, the magnetic valve D12 conducting of switching on, working medium pump 20, the operation of indoor heat exchanger A/B fan.Gaseous refrigerant behind the indoor set A/B endothermic gasification flows into 5 ice-melts of ice-reserving bucket through magnetic valve D12 and is condensed into liquid refrigerant, enter circulation reservoir 9 then, and the liquid refrigerants in the circulation reservoir 9 are delivered to indoor heat exchanger A/B endothermic gasification by refrigerant line, magnetic valve A16/B18 by working medium pump 20, finish the ice-reserving bucket and release cold circulation, realize that working medium pump drives cold-producing medium circulation cooling.Do not deposit ice but water temperature when being lower than 30～C when having in the ice-reserving bucket 5; system carries out operational mode and switches; the fan of the fan of compressor 8, outdoor heat exchanger 6, indoor heat exchanger A/B operation at this moment; working medium pump 20 is shut down; magnetic valve G21, magnetic valve A16/B18, magnetic valve D12, magnetic valve C14, cold-storage are closed with expansion valve D20, expansion valve C outage; cooling electric expansion valve A15/B17, the magnetic valve E13 conducting of switching on, cross valve B11 outage.The compressed machine 8 boil down to high temperature and high pressure gaseous refrigerants of the gaseous refrigerant of low-temp low-pressure, flow into outdoor heat exchanger 6 through cross valve B11 and be condensed into the cold anticyclone liquid state, flow into high pressure reservoir 7 by cooling check valve 24 then, high pressure liquid refrigerant drying filter 22 by 7 outflows of high pressure reservoir, magnetic valve F19 flows into ice-reserving bucket 5 to carry out significantly coldly excessively entering circulation reservoir 9 and through refrigerant line, three-way solenoid valve 26 is that low-temp low-pressure gas-liquid two-phase cold-producing medium enters indoor heat exchanger A/B evaporation cooling and gasification is the low-temp low-pressure gaseous refrigerant by cooling electric expansion valve A15/B17 throttling, the low-temp low-pressure gaseous refrigerant is through magnetic valve E13, gas-liquid separator 10, cross valve B11 gets back to compressor 8, finishes the ice-reserving bucket and crosses cold cooling circulation.
3) the independent cooling operational mode of unit
In the cooling period, when water temperature in the ice-reserving bucket 5 was higher than 30～C or need not ice-reserving bucket cooling, unit switched to independent cooling operational mode.The fan of the fan of compressor 8, outdoor heat exchanger 6, indoor heat exchanger A/B operation at this moment; working medium pump 20 is shut down; magnetic valve A16/B18, magnetic valve D12, magnetic valve C14, magnetic valve F19, cold-storage are closed with expansion valve D20, expansion valve C23 outage; cooling electric expansion valve A15/B17, the magnetic valve E13 conducting of switching on, cross valve B11 outage.The compressed machine 8 boil down to high temperature and high pressure gaseous refrigerants of the gaseous refrigerant of low-temp low-pressure, flow into outdoor heat exchanger 6 through cross valve B11 and be condensed into the cold anticyclone liquid state, flow into high pressure reservoir 7 by cooling check valve 24 then, high pressure liquid refrigerant drying filter 22 by 7 outflows of high pressure reservoir, be that low-temp low-pressure gas-liquid two-phase cold-producing medium enters indoor heat exchanger A/B evaporation cooling and gasification is the low-temp low-pressure gaseous refrigerant by cooling electric expansion valve A15/B17 throttling behind the magnetic valve G21, the low-temp low-pressure gaseous refrigerant is through magnetic valve E13, gas-liquid separator 15, cross valve B11 gets back to compressor 8, finishes the circulation of unit independence cooling.
4) unit heat supply running pattern
During the unit heat supply running; cross valve B11 energising; the fan operation of the fan of compressor 8, outdoor heat exchanger 6, indoor heat exchanger A/B; working medium pump 27 is shut down; magnetic valve G21, magnetic valve D12, magnetic valve C14, magnetic valve F19 outage are closed; magnetic valve A16/B18, the magnetic valve E13 conducting of switching on, cooling electric expansion valve A15/B17, cold-storage are closed the conducting of expansion valve C23 passage with expansion valve D20 outage.The compressed machine 8 boil down to high temperature and high pressure gaseous refrigerants of low-temp low-pressure gaseous refrigerant, through cross valve B11, magnetic valve E13 flows into indoor heat exchanger A/B heat release and is condensed into high pressure liquid refrigerant, then by magnetic valve A16/B18, heat with check valve 25 and flow into high pressure reservoir 7, behind the high pressure liquid refrigerant drying filter 22 by 7 outflows of high pressure reservoir, by expansion valve C23 throttling is the low-temp low-pressure gas-liquid, the heat gasification that two-phase refrigerant flow is gone in the outdoor heat exchanger 6 absorption chamber outer air is the low-temp low-pressure gaseous refrigerant, then through cross valve B11, gas-liquid separator 15 is back to compressor 8, finishes the circulation that heats of unit.
Claims (1)
1, a kind of ice storage cold-hot pump air-conditioning unit, comprise off-premises station (1) and indoor set (2), described off-premises station comprises compressor (8), outdoor heat exchanger (6), high pressure reservoir, device for drying and filtering, expansion valve, magnetic valve, ice-reserving bucket (5), circulation reservoir (9) and working medium pump (27), described indoor set comprises magnetic valve, expansion valve, indoor heat converter
It is characterized in that, described indoor heat converter is made up of the indoor heat exchanger A (3) that is connected in parallel, indoor heat exchanger B (4), indoor heat exchanger A (3) inlet is parallel with electric expansion valve A (15), magnetic valve A (16), indoor heat exchanger B (4) inlet is parallel with electric expansion valve B (17), magnetic valve B (18)
Described off-premises station (1) adopts the cross valve (11) that is connected with indoor set A in parallel, B by pipeline F (35), described cross valve exhaust outlet is connected (6) with outdoor heat exchanger, described cross valve in addition two interfaces by pipeline form one closed circuit, the compressor (8) that is installed in series on the described closed circuit pipeline, gas-liquid separator A (10);
Described outdoor heat converter (6) exhaust outlet extends two pipeline A, B, described pipeline A (30) is connected with indoor set A in parallel, B, ice-reserving bucket (5) by triple valve (26), be connected with refrigeration check valve (24) on the described pipeline A (30), heat check valve (25), pipeline is connected between described pipeline B (31) and triple valve (26) and the indoor set in parallel, be connected with expansion valve C (23), magnetic valve G (21) on the described pipeline B (31)
Be connected with working medium pump (27), circulation reservoir (9) on the pipeline between described triple valve (26) and the ice-reserving bucket (5), described circulation reservoir (9) port of export is connected with pipeline F (35) by another pipeline G (36), and magnetic valve C (14) is installed on the pipeline G (36), on the pipeline between described pipeline G (36) and pipeline F (35) access point and the indoor set in parallel magnetic valve E (13) is installed
Be connected with directly the pipeline C (32) that enters the mouth and be connected with ice-reserving bucket (5) on the pipeline of described magnetic valve E (13) and indoor set in parallel,
Magnetic valve D (12) is installed on the described pipeline C (32), there is pipeline D (33) to be connected between (30) two check valves of described pipeline A with between pipeline C (32) magnetic valve D (12) and the ice-reserving bucket, be connected with high pressure reservoir (7) on the described pipeline D (33), device for drying and filtering (22), there is pipeline E (34) to be connected between described pipeline B (31) expansion valve A (23) and the magnetic valve G (21) with between pipeline C (32) magnetic valve D (12) and the ice-reserving bucket, be connected with expansion valve D (20) on the described pipeline E (34), described pipeline D (33) goes up expansion valve D (20) two ends and upward is connected by pipeline at magnetic valve F (19) two ends with pipeline E (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201397333U CN201285128Y (en) | 2008-10-24 | 2008-10-24 | Ice cold-accumulation heat pump air-conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201397333U CN201285128Y (en) | 2008-10-24 | 2008-10-24 | Ice cold-accumulation heat pump air-conditioning unit |
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| Publication Number | Publication Date |
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| CN201285128Y true CN201285128Y (en) | 2009-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201397333U Expired - Lifetime CN201285128Y (en) | 2008-10-24 | 2008-10-24 | Ice cold-accumulation heat pump air-conditioning unit |
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| Country | Link |
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| CN (1) | CN201285128Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644985A (en) * | 2012-05-22 | 2012-08-22 | 罗良宜 | Energy-saving ice storage air conditioner |
| CN104154596A (en) * | 2014-08-12 | 2014-11-19 | 浙江蔚庭新能源科技有限公司 | Energy-storage type heat pump air-conditioning system |
| WO2022160340A1 (en) * | 2021-01-27 | 2022-08-04 | 苏州必信空调有限公司 | Air conditioning device having cold storage function |
| CN115031319A (en) * | 2022-07-29 | 2022-09-09 | 郑州轻工业大学 | Water supply air conditioning system utilizing natural energy and control method |
| CN115986603A (en) * | 2023-03-22 | 2023-04-18 | 浙江省通信产业服务有限公司 | Photovoltaic power supply cabinet and pipeline control method thereof |
-
2008
- 2008-10-24 CN CNU2008201397333U patent/CN201285128Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644985A (en) * | 2012-05-22 | 2012-08-22 | 罗良宜 | Energy-saving ice storage air conditioner |
| CN104154596A (en) * | 2014-08-12 | 2014-11-19 | 浙江蔚庭新能源科技有限公司 | Energy-storage type heat pump air-conditioning system |
| WO2022160340A1 (en) * | 2021-01-27 | 2022-08-04 | 苏州必信空调有限公司 | Air conditioning device having cold storage function |
| CN115031319A (en) * | 2022-07-29 | 2022-09-09 | 郑州轻工业大学 | Water supply air conditioning system utilizing natural energy and control method |
| CN115031319B (en) * | 2022-07-29 | 2024-02-02 | 郑州轻工业大学 | Control method of water supply air conditioning system utilizing natural energy |
| CN115986603A (en) * | 2023-03-22 | 2023-04-18 | 浙江省通信产业服务有限公司 | Photovoltaic power supply cabinet and pipeline control method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING ICE-BANK ENERGY TECHNOLOGY CO.,LTD. Free format text: FORMER OWNER: DAI SIJIA Effective date: 20100422 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100022 ROOM 501, XINGHUO TECHNOLOGY BUILDING, NO.2, FUFENG ROAD, FENGTAI DISTRICT, BEIJING CITY TO: 100070 ROOM 501, XINGHUO TECHNOLOGY BUILDING, NO.2, FUFENG ROAD, FENGTAI DISTRICT, BEIJING CITY |
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| TR01 | Transfer of patent right |
Effective date of registration: 20100422 Address after: 100070 Beijing spark science and Technology Building No. 2 Fengtai District Fung Fu Road Room 501 Patentee after: Beijing Gaoling Energy Technology Co.,Ltd. Address before: 100022 Beijing spark science and Technology Building No. 2 Fengtai District City Fung Fu Road Room 501 Patentee before: Dai Sijia |
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| C56 | Change in the name or address of the patentee |
Owner name: ICE BANK ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER NAME: ZOU LISI |
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Address after: 100022, room 902, block B, Yintai Center, 2 East Gate Street, Beijing Patentee after: ICE BANK ENERGY TECHNOLOGY Co.,Ltd. Address before: 100070 Beijing spark science and Technology Building No. 2 Fengtai District Fung Fu Road Room 501 Patentee before: Beijing Gaoling Energy Technology Co.,Ltd. |
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Address after: 100022, room 902, block B, Yintai Center, 2 East Gate Street, Beijing Patentee after: ICE BANK ENERGY INVESTMENT GROUP CO.,LTD. Address before: 100022, room 902, block B, Yintai Center, 2 East Gate Street, Beijing Patentee before: High spirit Energy Investment Co.,Ltd. Address after: 100022, room 902, block B, Yintai Center, 2 East Gate Street, Beijing Patentee after: High spirit Energy Investment Co.,Ltd. Address before: 100022, room 902, block B, Yintai Center, 2 East Gate Street, Beijing Patentee before: ICE BANK ENERGY TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20180928 Granted publication date: 20090805 |
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Granted publication date: 20090805 |
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Date of cancellation: 20181024 Granted publication date: 20090805 |