CN202328900U - Energy-saving system with heat recovery water source heat pump unit - Google Patents
Energy-saving system with heat recovery water source heat pump unit Download PDFInfo
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- CN202328900U CN202328900U CN201120441855XU CN201120441855U CN202328900U CN 202328900 U CN202328900 U CN 202328900U CN 201120441855X U CN201120441855X U CN 201120441855XU CN 201120441855 U CN201120441855 U CN 201120441855U CN 202328900 U CN202328900 U CN 202328900U
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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
- 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
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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
- 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]
- Y02B30/56—Heat recovery units
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Abstract
The utility model discloses an energy-saving system with a heat recovery water source heat pump unit. The energy-saving system consists of a domestic hot water tank, an air conditioner terminal, a ground source heat exchange system, a heat recovery water source heat pump unit and a water source heat pump unit, and can be used for meeting the requirements of cold supply, heat supply and hot water supply of buildings. In summer, the system can be used for refrigerating and recovering waste heat for preparing domestic hot water during refrigerating; in winter, the units can be used for supplying heat and preparing domestic hot water; and in spring and autumn, the system can be used for optionally preparing the domestic hot water, so that the installing capacity of equipment can be saved to maximum extent, and energy saving and environmental protection are facilitated. The energy-saving system is widely applied to places such as hotels, restaurants, hospitals, residents, and the like.
Description
Technical field
The utility model relates to the earth-source hot-pump system field, specifically is a kind of energy conserving system that utilizes the heat recovery type water source heat pump unit.
Background technology
Existing earth-source hot-pump system common configuration two cover source pump; One cover is special idle call unit; One cover is that special hot water is used unit, and generally two cover systems are independent fully, under some improved design conditions; The hot water unit utilizes ground source cooling water to prepare the domestic hot-water as low-temperature receiver in an other cover source pump refrigeration; Utilize winter the ground source to prepare the domestic hot-water as low-temperature receiver, but there are three problems in such system: hot water units are not participated in cooling heating work in the whole year, the obviously just relatively waste at aspects such as system configuration and pipe laying quantity; The two, it is under the situation of closed system that native system is only applicable to the ground source, can not be suitable for situations such as direct underground water, direct lake water, perhaps need do big improvement.The three, refrigeration utilizes the evaporimeter thermal source of system cools water as the hot water unit, this temperature to be significantly higher than the evaporator operation temperature of the water source heat pump units of current most equipment producer season, and system's safety in utilization and popularity are had a greatly reduced quality.
The utility model content
The technical problem that the utility model will solve provides a kind of energy conserving system and control method thereof of utilizing the heat recovery type water source heat pump unit; It makes full use of ground source heat and carries out cooling, heating, preparation hot water; And can carry out hot water preparation according to the refrigeration mode of air-conditioning, reduce the invalid discharging of used heat.
The technical scheme of the utility model is:
A kind of energy conserving system that utilizes the heat recovery type water source heat pump unit includes domestic hot-water's case, air conditioning terminal and source, ground heat-exchange system, and described energy conserving system also comprises heat recovery type water source heat pump unit and water source heat pump units; Described heat recovery type water source heat pump unit comprises first compressor, first condenser, first evaporimeter and heat recovering heat exchanger; Described first compressor, first condenser, first throttle device, the circulation of first evaporimeter connect, and described first compressor, heat recovering heat exchanger, first throttle device, the circulation of first evaporimeter connect; Described water source heat pump units comprises second compressor, second condenser and second evaporimeter that circulation connects;
Described air conditioning terminal circulates successively with air-conditioner circulating water pump, first control valve, second interstage valve, first condenser, the 3rd control valve and is connected; Air conditioning terminal circulates successively with air-conditioner circulating water pump, first control valve, the 4th interstage valve, second condenser, the 3rd control valve and is connected; Air conditioning terminal circulates successively with air-conditioner circulating water pump, second control valve, first interstage valve, first evaporimeter, the 4th control valve and is connected, and air conditioning terminal circulates successively with air-conditioner circulating water pump, second control valve, the 3rd interstage valve, second evaporimeter, the 4th control valve and is connected;
Source, described ground heat-exchange system circulates successively with water source water circulating pump, the 7th control valve, first condenser, second interstage valve, the 5th control valve and is connected; Source, ground heat-exchange system circulates successively with water source water circulating pump, the 7th control valve, second condenser, the 4th interstage valve, the 5th control valve and is connected; Source, ground heat-exchange system circulates successively with water source water circulating pump, the 8th control valve, first evaporimeter, first interstage valve, the 6th control valve and is connected, and source, ground heat-exchange system circulates successively with water source water circulating pump, the 8th control valve, second evaporimeter, the 3rd interstage valve, the 6th control valve and is connected;
The water side of described domestic hot-water's case is connected with the water inlet end of heat recovering heat exchanger through domestic hot-water's water circulating pump, and the water inlet end of domestic hot-water's case is connected with the water side of heat recovering heat exchanger.
Be connected with the 5th interstage valve between the water inlet end of described domestic hot-water's case and the water side of heat recovering heat exchanger.
The external feed pipe of described domestic hot-water's case.
The utility model utilizes heat recovery type water source heat pump unit and the water source heat pump units in the energy conserving system of heat recovery type water source heat pump unit all can one or more be set respectively and uses; Described the 5th interstage valve is used to control the water route circulation of separate unit heat recovery type water source heat pump unit heat regenerator when being provided with many heat recovery type water source heat pump units.
The advantage of the utility model:
The utility model is a machine three-use, can one or more recuperation of heat water source source pump, and the system's perfect adaptation that also can form with common water source heat pump units collocation is aided with automatic control system, improves the cooling, heating, the heat supply water demand that solve building.Summer, system can freeze, in refrigeration, can reclaim used heat and prepare the domestic hot-water, winter unit can heat, can prepare the domestic hot-water winter, spring and autumn can prepare the domestic hot-water arbitrarily.Save equipment installed capacity, energy-conserving and environment-protective to greatest extent, places such as extensive use and hotel, hotel, hospital, dwelling house.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the structural representation of the utility model heat recovery type water source heat pump unit.
Fig. 3 is the structural representation of the utility model water source heat pump units.
Wherein, 1-air conditioning terminal, 2-domestic hot-water case, 3-domestic hot-water water circulating pump, 4-air-conditioner circulating water pump, 5-first control valve, 6-second control valve, 7-the 3rd control valve, 8-the 4th control valve, 9-the 5th control valve, 10-the 6th control valve, 11-the 7th control valve, 12-the 8th control valve, 13-first interstage valve, 14-second interstage valve, 15-the 3rd interstage valve, 16-the 4th interstage valve, 17-the 5th interstage valve, 18-heat recovery type water source heat pump unit, 19-heat recovering heat exchanger, 20-first evaporimeter, 21-first condenser, 22-water source heat pump units, 23-second evaporimeter, 24-second condenser, 25-water source water circulating pump, source, 26-ground heat-exchange system, 27-first compressor, 28-first throttle device, 29-second compressor, 30-second throttling arrangement.
The specific embodiment
See Fig. 1, a kind of energy conserving system and control method of utilizing the heat recovery type water source heat pump unit, include domestic hot-water's case 2, air conditioning terminal 1, source heat-exchange system 27, heat recovery type water source heat pump unit 18 and water source heat pump units 22; See Fig. 2; Heat recovery type water source heat pump unit 18 comprises first compressor 27, first condenser 21, first throttle device 28, first evaporimeter 20 and heat recovering heat exchanger 19; First compressor 27, first condenser 21, first throttle device 28,20 circulations of first evaporimeter connect, and described first compressor 27, heat recovering heat exchanger 19, first throttle device 28,20 circulations of first evaporimeter connect; See Fig. 3, second compressor 29 that water source heat pump units comprises that circulation connects, second condenser 24, second throttling arrangement 30 and second evaporimeter 23;
See Fig. 1; Air conditioning terminal 1 and air-conditioner circulating water pump 4, first control valve 5, second interstage valve 14, first condenser 21, the 3rd control valve 7 circulate successively and are connected; Air conditioning terminal 1 and air-conditioner circulating water pump 4, first control valve 5, the 4th interstage valve 16, second condenser 24, the 3rd control valve 7 circulate successively and are connected; Air conditioning terminal 1 and air-conditioner circulating water pump 4, second control valve 6, first interstage valve 13, first evaporimeter 20, the 4th control valve 8 circulate successively and are connected, and air conditioning terminal 1 and air-conditioner circulating water pump 4, second control valve 6, the 3rd interstage valve 15, second evaporimeter 23, the 4th control valve 8 circulate successively and be connected;
See Fig. 1; Ground source heat-exchange system 26 and water source water circulating pump 25, the 7th control valve 11, first condenser 21, second interstage valve 14, the 5th control valve 9 circulate successively and are connected; Ground source heat-exchange system 26 and water source water circulating pump 25, the 7th control valve 11, second condenser 24, the 4th interstage valve 16, the 5th control valve 9 circulate successively and are connected; Ground source heat-exchange system 26 and water source water circulating pump 25, the 8th control valve 12, first evaporimeter 20, first interstage valve 13, the 6th control valve 10 circulate successively and are connected, and source, ground heat-exchange system 26 and water source water circulating pump 25, the 8th control valve 12, second evaporimeter 23, the 3rd interstage valve 15, the 6th control valve 10 circulate successively and be connected;
See Fig. 1; The water side of domestic hot-water's case 2 is connected with the water inlet end of heat recovering heat exchanger 19 through domestic hot-water's water circulating pump 3; The water inlet end of domestic hot-water's case 3 is connected with the water side of heat recovering heat exchanger 19 through the 5th interstage valve 17, and domestic hot-water's case 3 external feed pipes.
See Fig. 1, the control method of recovery type heat earth source heat pump unit comprises following operation:
(1), all control valves, interstage valve, heat recovery type water source heat pump unit and water source heat pump units are closed;
(2), refrigeration mode: open heat recovery type water source heat pump unit 18, water source heat pump units 22, air-conditioner circulating water pump 4, water source water circulating pump 25, second control valve 6, the 4th control valve 8, the 5th control valve 9, first interstage valve 13, second interstage valve 14, the 3rd interstage valve 15 and the 4th interstage valve 16;
The refrigeration mode of a, heat recovery type water source heat pump unit: air conditioning terminal 1 indoor heat through air-conditioner circulating water pump 4, second control valve 6, first interstage valve 13 first evaporimeter 20 with heat transferred heat recovery type water source heat pump unit; Heat is given first condenser 21 through the internal refrigeration storage circulating transfer of heat recovery type water source heat pump unit then; The cold air that kind of refrigeration cycle produces transmits to make the return trip empty and transfers terminal 1 to accomplish refrigeration through first evaporimeter 20, the 4th control valve 8 again, and first condenser 21 passes to source, ground heat-exchange system 26 through second interstage valve 14, the 5th control valve 9 with heat at last successively simultaneously; The kind of refrigeration cycle that is user side is: 1 → 4 → 6 → 13 → 20 → 8 → 1; The internal refrigeration storage circulation of heat recovery type water source heat pump unit 18 is: 27 → 21 → 28 → 20; The kind of refrigeration cycle of ground source is: 26 → 25 → 11 → 21 → 14 → 9 → 26;
The refrigeration mode of b, water source heat pump units: air conditioning terminal 1 indoor heat through air-conditioner circulating water pump 4, second control valve 6, the 3rd interstage valve 15 second evaporimeter 23 with the heat transferred water source heat pump units; Heat is given second condenser 24 through the internal refrigeration storage circulating transfer of water source heat pump units then; The cold air that kind of refrigeration cycle produces transmits to make the return trip empty and transfers terminal 1 to accomplish refrigeration through second evaporimeter 23, the 4th control valve 8 again, and second condenser 24 passes to source, ground heat-exchange system 26 through the 4th interstage valve 16, the 5th control valve 9 with heat at last successively simultaneously; The kind of refrigeration cycle that is user side is: 1 → 4 → 6 → 15 → 23 → 8 → 1; The internal refrigeration storage circulation of water source heat pump units 22 is: 29 → 24 → 30 → 23; The kind of refrigeration cycle of ground source is: 26 → 25 → 11 → 24 → 16 → 9 → 26;
(3), refrigeration/hot water preparation pattern: open heat recovery type water source heat pump unit 18, water source heat pump units 22, air-conditioner circulating water pump 4, domestic hot-water's water circulating pump 3, water source water circulating pump 25, second control valve 6, the 4th control valve 8, the 5th control valve 9, first interstage valve 13, second interstage valve 14, the 3rd interstage valve 15, the 4th interstage valve 16 and the 5th interstage valve 17;
The refrigeration of a, heat recovery type water source heat pump unit/hot water preparation pattern: air conditioning terminal indoor heat through air-conditioner circulating water pump 4, second control valve 6, first interstage valve 13 first evaporimeter 20 with heat transferred heat recovery type water source heat pump unit; Heat is given heat recovering heat exchanger 19 through the internal refrigeration storage circulating transfer of heat recovery type water source heat pump unit 18 then; The cold air that kind of refrigeration cycle produces transmits to make the return trip empty and transfers terminal 1 to accomplish refrigeration through first evaporimeter 20, the 4th control valve 8 again, simultaneously the cold water in domestic hot-water's case 2 through domestic hot-water's water circulating pump 3 get into heat recovering heat exchangers 19 absorb heats after the 5th interstage valve 17 turn back to and accomplish hot water preparation in domestic hot-water's case 2; The kind of refrigeration cycle that is user side is: 1 → 4 → 6 → 13 → 20 → 8 → 1; The internal refrigeration storage circulation of heat recovery type water source heat pump unit 18 is: 27 → 19 → 28 → 20; The circulation that heats of domestic hot-water's side is: 26 → 25 → 11 → 21 → 14 → 9 → 26;
The refrigeration mode of b, water source heat pump units: air conditioning terminal 1 indoor heat through air-conditioner circulating water pump 4, second control valve 6, the 3rd interstage valve 15 second evaporimeter 23 with the heat transferred source pump; Heat is given second condenser 24 through the internal refrigeration storage circulating transfer of water source heat pump units then; The cold air that kind of refrigeration cycle produces transmits to make the return trip empty and transfers terminal 1 to accomplish refrigeration through second evaporimeter 23, the 4th control valve 8 again, and second condenser 24 passes to source, ground heat-exchange system 26 through the 4th interstage valve 16, the 5th control valve 9 with heat at last successively simultaneously; The kind of refrigeration cycle that is user side is: 1 → 4 → 6 → 15 → 23 → 8 → 1; The internal refrigeration storage circulation of water source heat pump units 22 is: 29 → 24 → 30 → 23; The circulation that heats of domestic hot-water's side is: 26 → 25 → 11 → 24 → 16 → 9 → 26;
(4), heating mode: open heat recovery type water source heat pump unit 18, water source heat pump units 22, air-conditioner circulating water pump 4, water source water circulating pump 25, first control valve 5, the 3rd control valve 7, the 6th control valve 10, the 8th control valve 12, first interstage valve 13, second interstage valve 14, the 3rd interstage valve 14 and the 4th interstage valve 15;
The heating mode of a, heat recovery type water source heat pump unit: water circulating pump 25, the 8th control valve 12 pass to first evaporimeter 20 to the heat in source, the ground heat-exchange system 26 through the water source successively; Then the heat of first evaporimeter 20 through the inside of heat recovery type water source heat pump unit the heat pump circulating transfer give first condenser 21; The heat of first condenser 21 passes to air conditioning terminal 1 through the 3rd control valve 7, and the cold water that the circulation of heat exchange simultaneously produces turns back in source, the ground heat-exchange system 26 through first evaporimeter 20, first interstage valve 13, the 6th control valve 10 more successively; I.e. the heat exchange of source circulation is: 26 → 25 → 12 → 20 → 13 → 10 → 26; The inside heat pump cycle of heat recovery type water source heat pump unit 18 is: 27 → 21 → 28 → 20; The heating circulation of user side is: 1 → 4 → 5 → 14 → 21 → 7 → 1;
The heating mode of b, water source heat pump units: water circulating pump 25, the 8th control valve 12 pass to second evaporimeter 23 to the heat in source, the ground heat-exchange system 26 through the water source successively; Then the heat of second evaporimeter 23 through the inside of water source heat pump units the heat pump circulating transfer give second condenser 24; The heat of second condenser 24 passes to air conditioning terminal 1 through the 3rd control valve 7, and the cold water that the circulation of heat exchange simultaneously produces turns back in source, the ground heat-exchange system 26 through second evaporimeter 23, the 3rd interstage valve 15, the 6th control valve 10 more successively; I.e. the heat exchange of source circulation is: 26 → 25 → 12 → 23 → 15 → 10 → 26; The inside heat pump cycle of water source heat pump units 22 is: 29 → 24 → 30 → 23; The heating circulation of user side is: 1 → 4 → 5 → 16 → 24 → 7 → 1;
(5), the hot water preparation pattern of heat recovery type water source heat pump unit: open heat recovery type water source heat pump unit 18, domestic hot-water's water circulating pump 3, water source water circulating pump 25, the 6th control valve 10, the 8th control valve 12, first interstage valve 13 and the 5th interstage valve 17; Water circulating pump 25, the 8th control valve 12 pass to first evaporimeter 20 to heat in source, the ground heat-exchange system 26 through the water source successively; Then the heat of first evaporimeter 20 through the inside of heat recovery type water source heat pump unit the heat pump circulating transfer give heat recovering heat exchanger 19; The heat of heat recovering heat exchanger 19 is flowed into heat recovering heat exchanger 19 from domestic hot-water's case 2 water absorbs; Water after the heating flows back in domestic hot-water's case 2 through the 5th interstage valve 17 again, and the cold water after the circulation of heat exchange simultaneously flows back in source, the ground heat-exchange system 26 through first evaporimeter 20, first interstage valve 13, the 6th control valve 10 successively; Promptly the kind of refrigeration cycle of source is: 26 → 25 → 12 → 20 → 13 → 10 → 26; The inside heat pump cycle of heat recovery type water source heat pump unit 18 is: 27 → 21 → 28 → 20; The circulation that heats of domestic hot-water's side is: 2 → 3 → 19 → 17 → 2.
(6), hot water preparation and heating mixed mode, be about to step 4 and carry out handover operation with step 5.
Claims (3)
1. an energy conserving system that utilizes the heat recovery type water source heat pump unit includes domestic hot-water's case, air conditioning terminal and source, ground heat-exchange system, and it is characterized in that: described energy conserving system also comprises heat recovery type water source heat pump unit and water source heat pump units; Described heat recovery type water source heat pump unit comprises first compressor, first condenser, first evaporimeter and heat recovering heat exchanger; Described first compressor, first condenser, first throttle device, the circulation of first evaporimeter connect, and described first compressor, heat recovering heat exchanger, first throttle device, the circulation of first evaporimeter connect; Described water source heat pump units comprises second compressor, second condenser and second evaporimeter that circulation connects;
Described air conditioning terminal circulates successively with air-conditioner circulating water pump, first control valve, second interstage valve, first condenser, the 3rd control valve and is connected; Air conditioning terminal circulates successively with air-conditioner circulating water pump, first control valve, the 4th interstage valve, second condenser, the 3rd control valve and is connected; Air conditioning terminal circulates successively with air-conditioner circulating water pump, second control valve, first interstage valve, first evaporimeter, the 4th control valve and is connected, and air conditioning terminal circulates successively with air-conditioner circulating water pump, second control valve, the 3rd interstage valve, second evaporimeter, the 4th control valve and is connected;
Source, described ground heat-exchange system circulates successively with water source water circulating pump, the 7th control valve, first condenser, second interstage valve, the 5th control valve and is connected; Source, ground heat-exchange system circulates successively with water source water circulating pump, the 7th control valve, second condenser, the 4th interstage valve, the 5th control valve and is connected; Source, ground heat-exchange system circulates successively with water source water circulating pump, the 8th control valve, first evaporimeter, first interstage valve, the 6th control valve and is connected, and source, ground heat-exchange system circulates successively with water source water circulating pump, the 8th control valve, second evaporimeter, the 3rd interstage valve, the 6th control valve and is connected;
The water side of described domestic hot-water's case is connected with the water inlet end of heat recovering heat exchanger through domestic hot-water's water circulating pump, and the water inlet end of domestic hot-water's case is connected with the water side of heat recovering heat exchanger.
2. a kind of energy conserving system that utilizes the heat recovery type water source heat pump unit according to claim 1 is characterized in that: be connected with the 5th interstage valve between the water inlet end of described domestic hot-water's case and the water side of heat recovering heat exchanger.
3. a kind of energy conserving system that utilizes the heat recovery type water source heat pump unit according to claim 1 is characterized in that: the external feed pipe of described domestic hot-water's case.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201120441855XU CN202328900U (en) | 2011-11-10 | 2011-11-10 | Energy-saving system with heat recovery water source heat pump unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201120441855XU CN202328900U (en) | 2011-11-10 | 2011-11-10 | Energy-saving system with heat recovery water source heat pump unit |
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| CN202328900U true CN202328900U (en) | 2012-07-11 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425883A (en) * | 2011-11-10 | 2012-04-25 | 安徽日源环保能源科技有限公司 | Energy-saving system using heat recovery type water source heat pump unit and control method for energy-saving system |
| CN105972861A (en) * | 2016-06-30 | 2016-09-28 | 华东建筑设计研究院有限公司 | Water source heat pump system device based on technological waste heat recycle |
| CN107300232A (en) * | 2017-08-01 | 2017-10-27 | 沃逸新能源科技（江苏）有限公司 | A kind of two-in-one villa Special air-conditioning system of earth source heat pump air energy heat pump |
| CN114263973A (en) * | 2021-12-22 | 2022-04-01 | 上海协佳楼宇科技有限公司 | Ground source heat pump cooling, heating and hot water supplying multifunctional triple-supply energy-saving machine room |
-
2011
- 2011-11-10 CN CN201120441855XU patent/CN202328900U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425883A (en) * | 2011-11-10 | 2012-04-25 | 安徽日源环保能源科技有限公司 | Energy-saving system using heat recovery type water source heat pump unit and control method for energy-saving system |
| CN105972861A (en) * | 2016-06-30 | 2016-09-28 | 华东建筑设计研究院有限公司 | Water source heat pump system device based on technological waste heat recycle |
| CN107300232A (en) * | 2017-08-01 | 2017-10-27 | 沃逸新能源科技（江苏）有限公司 | A kind of two-in-one villa Special air-conditioning system of earth source heat pump air energy heat pump |
| CN114263973A (en) * | 2021-12-22 | 2022-04-01 | 上海协佳楼宇科技有限公司 | Ground source heat pump cooling, heating and hot water supplying multifunctional triple-supply energy-saving machine room |
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Owner name: ANHUI RIYUAN ENERGY-SAVING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ANHUI RIYUAN ENVIRONMENT PROTECTION ENERGY SCI. + TECH. CO., LTD. Effective date: 20150714 |
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Effective date of registration: 20150714 Address after: 230061 Anhui province Hefei city Luyang District Fuyang road and Guzhen road junction Junjie Jiahe Building 1 building 10 layer Patentee after: Anhui daily energy saving Polytron Technologies Inc Address before: High tech Zone Hefei city Anhui province 230088 Wangjiang Road, No. 535 Wen building 8 floor Patentee before: Anhui Riyuan Environmental Protection Energy Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20201110 |