CN202993660U - Energy-saving cold and heat source device for producing domestic hot water for cooling tower - Google Patents
Energy-saving cold and heat source device for producing domestic hot water for cooling tower Download PDFInfo
- Publication number
- CN202993660U CN202993660U CN2012207305223U CN201220730522U CN202993660U CN 202993660 U CN202993660 U CN 202993660U CN 2012207305223 U CN2012207305223 U CN 2012207305223U CN 201220730522 U CN201220730522 U CN 201220730522U CN 202993660 U CN202993660 U CN 202993660U
- Authority
- CN
- China
- Prior art keywords
- heat
- water
- stainless steel
- cooling
- pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 115
- 238000001816 cooling Methods 0.000 title claims abstract description 67
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 54
- 239000010935 stainless steel Substances 0.000 claims abstract description 54
- 238000011084 recovery Methods 0.000 claims abstract description 32
- 238000006243 chemical reaction Methods 0.000 claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 239000000498 cooling water Substances 0.000 claims abstract description 11
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 4
- 238000004378 air conditioning Methods 0.000 abstract description 4
- 239000008236 heating water Substances 0.000 abstract description 4
- 238000005057 refrigeration Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000005338 heat storage Methods 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 abstract 5
- 239000005457 ice water Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002918 waste heat Substances 0.000 description 3
- 239000003643 water by type Substances 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
Images
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Other Air-Conditioning Systems (AREA)
Abstract
The utility model relates to an energy-saving cold and heat source device for producing domestic hot water for a cooling tower. The energy-saving cold and heat source device comprises a total heat recovery heat pump screw unit, a stainless steel heating and heat preservation water tank, a stainless steel storage and heat preservation water tank, a heating water circulating pump, a cooling water circulating pump, a heat storage water booster pump, a hot water frequency conversion booster pump, a refrigeration water circulating pump, a frequency control system device, a total heat recovery automatic electrical control device and a cooling tower frequency conversion automatic cooling control device, wherein the total heat recovery heat pump screw unit is connected with the stainless steel heating and heat preservation water tank, the stainless steel storage and heat preservation water tank, a tail-end air conditioning circulating system and a cooling system respectively; the total heat recovery heat pump screw unit is connected with the cooling system through the cooling tower frequency conversion automatic cooling control device; and the stainless steel storage and heat preservation water tank is connected with a domestic hot water supply system. Compared with the prior art, ice water and domestic hot water at the temperature of 55 DEG C can be produced efficiently all day, energy and management costs are saved substantially, the environmental temperature is effectively reduced, the investment cost is low, and the application range is wide.
Description
[technical field]
The utility model relates to the cold and heat source system technical field, and specifically a kind of cooling tower is made domestic hot-water's energy-saving cold and heat source device.
[background technology]
Traditional cold and heat source system great majority adopt refrigeration unit production in summer cold air; the domestic hot-water uses boiler for producing; this traditional Design Mode has the following disadvantages: on the one hand; the heat that refrigeration unit need be come out when freeze summer is cooling by cooling tower; and need adopt on the other hand boiler to make hot water; along with the price of the energy consumptions such as oil, gas, coal rises year by year; it is outstanding all the more that this traditional cold and heat source system not only brings the consumption of user's energy consumption; cost increases day by day; and the discharging of boiler exhaust gas and waste heat also is unfavorable for environmental protection.
Except above traditional cold and heat source system, present other power-economizing method, for example the air-source heat pump hot water group is made the domestic hot-water, its defective is not have cold air to reclaim function, and be arranged on the waste heat recovery that waste-heat recovery device on refrigeration machine not only only has 20% left and right, and the domestic hot-water can only accomplish below 45 ℃, can't guarantee the supply requirement of 55 ℃ of normal life hot water.For the irretrievable technological deficiency of the cooling heat of present cooling tower, if a kind of cooling tower manufacturing domestic hot-water's full heat recovery energy-saving cold and heat source system can be provided, will have very important significance.
[utility model content]
The purpose of this utility model is exactly will solve above-mentioned deficiency and a kind of cooling tower manufacturing domestic hot-water energy-saving cold and heat source device is provided, not only can be in 8 ℃ of situations of temperature round-the-clock high benefit is produced the domestic hot-water of frozen water and 55 ℃, the energy and administrative expenses have significantly been saved, effectively reduce environment temperature, and cost of investment is low, the scope of application is wide, and payoff period is shorter.
design for achieving the above object a kind of cooling tower manufacturing domestic hot-water energy-saving cold and heat source device, comprise cooling tower frequency conversion automatic cooling controlling device 11, full heat-recovery heat pump screw rod unit 1, stainless steel heat tracing water tank 2, stainless steel savings attemperater 3 and full recuperation of heat automatic electric control device 10, described cooling tower frequency conversion automatic cooling controlling device 11 is connected with cooling tower 12, the output of described full heat-recovery heat pump screw rod unit 1 pipeline respectively connects stainless steel heat tracing water tank 2, stainless steel savings attemperater 3, the input of end air conditioner circulating system 13 and cooling system 14, described full heat-recovery heat pump screw rod unit 1 is connected with cooling system 14 by cooling tower frequency conversion automatic cooling controlling device 11, described stainless steel heat tracing water tank 2, the output of stainless steel savings attemperater 3 connects the input of full heat-recovery heat pump screw rod unit 1 by water heating circulating pump 4 pipelines, the output of described end air conditioner circulating system 13 connects the input of full heat-recovery heat pump screw rod unit 1 by chilled water circulating pump 8 pipelines, the output of described cooling system 14 connects the input of full heat-recovery heat pump screw rod unit 1 by cooling water circulating pump 5 pipelines, the input pipeline of described stainless steel heat tracing water tank 2 connects hot water water charging system 15, the output of described stainless steel heat tracing water tank 2 connects the input of stainless steel savings attemperater 3 by water storage booster pump 6 pipelines, the pipeline at output of described stainless steel savings attemperater 3 connects domestic hot-water's water system 16.
The input pipeline of described stainless steel heat tracing water tank 2 connects hot water backwater system 17.
Described stainless steel savings attemperater 3 is provided with hot water freq uency conversion supercharging pump 7 with the connecting pipe of domestic hot-water's water system 16.
Described cooling tower frequency conversion automatic cooling controlling device 11, full heat-recovery heat pump screw rod unit 1, stainless steel heat tracing water tank 2, stainless steel savings attemperater 3, water heating circulating pump 4, chilled water circulating pump 8, cooling water circulating pump 5, water storage booster pump 6, hot water freq uency conversion supercharging pump 7 circuit respectively connect full recuperation of heat automatic electric control device 10.
Described full recuperation of heat automatic electric control device 10 circuit connect frequency-changing control system device 9.
The utility model is compared with prior art, has following beneficial effect:
1. take technology such as cooling tower frequency conversion automatic cooling controlling device, full heat-recovery heat pump screw rod unit, full recuperation of heat automatic electric control device, stainless steel heat tracing water tank, stainless steel savings attemperater and frequency-changing control system devices as core, need not change original pipeline, need not increase machine room, need not auxiliary electric heater unit and boiler, in 8 ℃ of temperature situations, can be round-the-clock the high benefit domestic hot-water that produces frozen water and 55 ℃, significantly save the energy and administrative expenses, and accomplished effective reduction environment temperature;
2. need not change the inner air-conditioning duct of inhering architecture and knot draining internal pipeline, need not change the cooling tower internal structure, original domestic hot-water's closed system is changed into open cistern system and adopted multiple converter technique, realize hydraulic equalization;
3. in 8 ℃ of situations of temperature, can make simultaneously cold air and domestic hot-water, and can economic benefits and social benefits supply simultaneously, hot-water supply separately in the time of can accomplishing not produce frozen water, independent supply chilled water in the time of also can not producing hot water, be one the cover than more complete energy-efficient equipment, cost of investment is low, the scope of application is wide, the energy-conserving and environment-protective system that payoff period is shorter;
4. be mainly used in the whole nation and use in a large number the units such as central air-conditioning domestic hot-waters' hotel, hospital more than 95%, applied widely, its energy-saving effect can reach more than 40%.
[description of drawings]
Fig. 1 is structural representation of the present utility model;
in figure: 1, full heat-recovery heat pump screw rod unit 2, stainless steel heat tracing water tank 3, stainless steel savings attemperater 4, water heating circulating pump 5, cooling water circulating pump 6, water storage booster pump 7, hot water freq uency conversion supercharging pump 8, chilled water circulating pump 9, frequency-changing control system device 10, full recuperation of heat automatic electric control device 11, cooling tower frequency conversion automatic cooling controlling device 12, cooling tower 13, end air conditioner circulating system 14, cooling system 15, hot water water charging system 16, domestic hot-water's water system 17, the hot water backwater system.
[specific embodiment]
Further illustrate below below in conjunction with accompanying drawing, the utility model being done:
as shown in drawings, the utility model comprises: full heat-recovery heat pump screw rod unit 1, stainless steel heat tracing water tank 2, stainless steel savings attemperater 3, water heating circulating pump 4, cooling water circulating pump 5, water storage booster pump 6, hot water freq uency conversion supercharging pump 7, chilled water circulating pump 8, frequency-changing control system device 9, full recuperation of heat automatic electric control device 10 and cooling tower frequency conversion automatic cooling controlling device 11, cooling tower frequency conversion automatic cooling controlling device 11 is connected with cooling tower 12, and the output of full heat-recovery heat pump screw rod unit 1 pipeline respectively connects stainless steel heat tracing water tank 2, stainless steel savings attemperater 3, the input of end air conditioner circulating system 13 and cooling system 14, full heat-recovery heat pump screw rod unit 1 is connected with cooling system 14 by cooling tower frequency conversion automatic cooling controlling device 11, stainless steel heat tracing water tank 2, the output of stainless steel savings attemperater 3 connects the input of full heat-recovery heat pump screw rod unit 1 by water heating circulating pump 4 pipelines, the output of end air conditioner circulating system 13 connects the input of full heat-recovery heat pump screw rod unit 1 by chilled water circulating pump 8 pipelines, the output of cooling system 14 connects the input of full heat-recovery heat pump screw rod unit 1 by cooling water circulating pump 5 pipelines, the input pipeline of stainless steel heat tracing water tank 2 connects hot water water charging system 15 and hot water backwater system 17, the output of stainless steel heat tracing water tank 2 connects the input of stainless steel savings attemperater 3 by water storage booster pump 6 pipelines, the output of stainless steel savings attemperater 3 connects domestic hot-water's water system 16 by hot water freq uency conversion supercharging pump 7 pipelines, cooling tower frequency conversion automatic cooling controlling device 11, full heat-recovery heat pump screw rod unit 1, stainless steel heat tracing water tank 2, stainless steel savings attemperater 3, water heating circulating pump 4, chilled water circulating pump 8, cooling water circulating pump 5, water storage booster pump 6, hot water freq uency conversion supercharging pump 7, frequency-changing control system device 9 circuit respectively connects full recuperation of heat automatic electric control device 10.
operation principle of the present utility model is script to be entered the cooling heat recovery of cooling tower obtain for the heating of life heating water tank, then supplies 55 ℃ of domestic hot-waters by the heat-storage heat-preserving water tank that is connected with the life heating water tank to hot water supply system, when making the domestic hot-water, if heat is too much, automatically heat is lowered the temperature by cooling tower by cooling tower frequency conversion automatic cooling controlling device, full heat-recovery heat pump screw rod unit can be told 6 pipelines, namely 2 frozen water go out, return pipe, 2 domestic hot-waters go out, return pipe, 2 cooling waters go out, return pipe, wherein, the frozen water pipe connects the end air conditioner circulating system, hot-water line connects stainless steel heat tracing water tank and stainless steel savings attemperater, cooling water pipe connects cooling tower, this stainless steel heat tracing water tank and stainless steel savings attemperater are the insulation of polyurethane foaming type, also can adopt stand-by provision in the middle of stainless steel heat tracing water tank, when heating water tank breaks down, can automatically jump to the attemperater heating.
The utility model can be realized the automatic control operation of hot and cold water, and realizes the telecreen management, can be used for directly doing on man-machine interface start and stopping function, meets central air-conditioning and domestic hot-water's needs fully, and automaticity is high, and is very easy to use.
The utility model is not subjected to the restriction of above-mentioned embodiment; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, within being included in protection domain of the present utility model.
Claims (5)
1. a cooling tower is made domestic hot-water's energy-saving cold and heat source device, comprise cooling tower frequency conversion automatic cooling controlling device (11), full heat-recovery heat pump screw rod unit (1), stainless steel heat tracing water tank (2), stainless steel savings attemperater (3) and full recuperation of heat automatic electric control device (10), it is characterized in that: described cooling tower frequency conversion automatic cooling controlling device (11) is connected with cooling tower (12), the output of described full heat-recovery heat pump screw rod unit (1) pipeline respectively connects stainless steel heat tracing water tank (2), stainless steel savings attemperater (3), the input of end air conditioner circulating system (13) and cooling system (14), described full heat-recovery heat pump screw rod unit (1) is connected with cooling system (14) by cooling tower frequency conversion automatic cooling controlling device (11), described stainless steel heat tracing water tank (2), the output of stainless steel savings attemperaters (3) connects the input of full heat-recovery heat pump screw rod unit (1) by water heating circulating pump (4) pipeline, the output of described end air conditioner circulating system (13) connects the input of full heat-recovery heat pump screw rod unit (1) by chilled water circulating pump (8) pipeline, the output of described cooling system (14) connects the input of full heat-recovery heat pump screw rod unit (1) by cooling water circulating pump (5) pipeline, the input pipeline of described stainless steel heat tracing water tank (2) connects hot water water charging system (15), the output of described stainless steel heat tracing water tank (2) connects the input of stainless steel savings attemperaters (3) by water storage booster pump (6) pipeline, the pipeline at output of described stainless steel savings attemperaters (3) connects domestic hot-water's water system (16).
2. equipment as claimed in claim 1, is characterized in that: the input pipeline connection hot water backwater system (17) of described stainless steel heat tracing water tank (2).
3. equipment as claimed in claim 1 or 2 is characterized in that: described stainless steel savings attemperaters (3) are provided with hot water freq uency conversion supercharging pump (7) with the connecting pipe of domestic hot-water's water system (16).
4. equipment as claimed in claim 3, is characterized in that: described cooling tower frequency conversion automatic cooling controlling device (11), full heat-recovery heat pump screw rod unit (1), stainless steel heat tracing water tank (2), stainless steel savings attemperater (3), water heating circulating pump (4), chilled water circulating pump (8), cooling water circulating pump (5), water storage booster pump (6), hot water freq uency conversion supercharging pump (7) difference circuit connection full recuperation of heat automatic electric control device (10).
5. equipment as claimed in claim 4, is characterized in that: described full recuperation of heat automatic electric control device (10) circuit connection frequency-changing control system device (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207305223U CN202993660U (en) | 2012-12-26 | 2012-12-26 | Energy-saving cold and heat source device for producing domestic hot water for cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207305223U CN202993660U (en) | 2012-12-26 | 2012-12-26 | Energy-saving cold and heat source device for producing domestic hot water for cooling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202993660U true CN202993660U (en) | 2013-06-12 |
Family
ID=48564834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012207305223U Expired - Fee Related CN202993660U (en) | 2012-12-26 | 2012-12-26 | Energy-saving cold and heat source device for producing domestic hot water for cooling tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202993660U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997498A (en) * | 2012-12-26 | 2013-03-27 | 上海中普节能科技有限公司 | Energy-saving cold and heat resource system for producing domestic hot water by using cooling tower |
| CN109159389A (en) * | 2018-10-11 | 2019-01-08 | 佛山市金泰诺机电工程有限公司 | A kind of energy conservation central refrigerating cooling system |
-
2012
- 2012-12-26 CN CN2012207305223U patent/CN202993660U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997498A (en) * | 2012-12-26 | 2013-03-27 | 上海中普节能科技有限公司 | Energy-saving cold and heat resource system for producing domestic hot water by using cooling tower |
| CN109159389A (en) * | 2018-10-11 | 2019-01-08 | 佛山市金泰诺机电工程有限公司 | A kind of energy conservation central refrigerating cooling system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102679620A (en) | Waste heat recovery energy-saving cold and heat source system | |
| CN201885354U (en) | Energy-saving central air-conditioning system | |
| CN201555394U (en) | A solar energy-ground source heat pump integrated system for residential buildings | |
| CN203477891U (en) | Distributed energy comprehensive utilization system for natural gas station | |
| CN201531427U (en) | Heat energy recovery system of water-cooled oil-injected screw air compressor | |
| CN202993660U (en) | Energy-saving cold and heat source device for producing domestic hot water for cooling tower | |
| CN113701219A (en) | Building energy supplementing system and control method | |
| CN105650712A (en) | Air energy heating system and corresponding peak-load shifting heating method | |
| CN105757758A (en) | Thermal power plant heat network energy saving system and method | |
| CN102997498A (en) | Energy-saving cold and heat resource system for producing domestic hot water by using cooling tower | |
| CN109764387B (en) | System for carrying out combined cooling and heating by utilizing regional heating network and control method | |
| CN201819479U (en) | A waste heat recovery energy-saving cold and heat source system | |
| CN104457022A (en) | Solar energy-air source heat pump heat recycling combined system | |
| CN215675384U (en) | Building energy supplementing system | |
| CN203221145U (en) | Energy-saving circulating cooling water system for hot stamping automatic line | |
| CN202250716U (en) | Waste heat recovery system of air compressor | |
| CN208382326U (en) | A kind of solar energy and the compound heating plant of air source heat pump | |
| CN203595225U (en) | Fresh air heat recycling device for air conditioner | |
| CN102748896A (en) | Integrated system combining complementary power supply device, heat supply and refrigeration | |
| CN104676928A (en) | Coil pipe auxiliary heating double-container type water tank of solar and heat pump water heater | |
| CN212108993U (en) | Energy-saving and water-saving construction site hot water system based on air energy heat pump | |
| CN203797764U (en) | Clean thermal energy supply system for small-sized buildings | |
| CN2793618Y (en) | Automatic hot-water supplying system with solar-air source | |
| CN201273643Y (en) | Energy-saving air conditioning system | |
| CN201706776U (en) | Cold hot water piping system in mixing production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI JITONG ZHONGPU ENERGY TECHNOLOGY DEVELOPM Free format text: FORMER OWNER: SHANGHAI CENTRALARP ENERGY SAVING TECHNOLOGY CO., LTD. Effective date: 20140710 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201703 QINGPU, SHANGHAI TO: 200051 CHANGNING, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140710 Address after: 200051, No. 1291 West Zhongshan Road, Shanghai, building 5 Patentee after: Shanghai access general energy technology development Co., Ltd. Address before: Liantang Town Qingpu District Shanghai city 201703 Zhu Feng Road No. 6188 room 2199 Patentee before: Shanghai Centralarp Energy Saving Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20151226 |
|
| EXPY | Termination of patent right or utility model |