CN201163123Y - Solar energy-geothermal energy double-heat source composite heat pump - Google Patents
Solar energy-geothermal energy double-heat source composite heat pump Download PDFInfo
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- CN201163123Y CN201163123Y CNU2008200693626U CN200820069362U CN201163123Y CN 201163123 Y CN201163123 Y CN 201163123Y CN U2008200693626 U CNU2008200693626 U CN U2008200693626U CN 200820069362 U CN200820069362 U CN 200820069362U CN 201163123 Y CN201163123 Y CN 201163123Y
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Abstract
The utility model discloses a solar energy-geothermal energy double heat source composite heat pump device. One of two water inlets of a hot water storage tank (11) is connected with a water outlet of a solar heat collector (12), and the other water inlet is communicated with a water outlet pipe mouth of a first medium channel of a shell-casing type three medium composite heat exchanger (2); one of two water outlets of the hot water storage tank (11) is connected with a water inlet of the solar heat collector (12), and the other water outlet is communicated with a water inlet pipe mouth of the first medium channel of the shell-casing type three medium composite heat exchanger (2); a geothermal water supply pipe is connected with a water inlet pipe mouth of a second medium channel of the shell-casing type three medium composite heat exchanger (2), and a water outlet pipe mouth of the second medium channel is connected with a geothermal return water pipeline; and both ends of a third medium channel pipe mouth of the shell-casing type three medium composite heat exchanger (2) are respectively connected with both ports of a heat exchange pipe in a user side heat exchanger (3).
Description
Technical field
The utility model relates to geothermal heat pump air-conditioner and solar energy heat utilization field, relates in particular to the solar-ground energy dual-heat-source composite heat pump device.
Background technology
Along with the development of society and the raising of living standards of the people, be used for heating, air-conditioning and produce life increasing with the ratio that the energy consumption of hot water aspect accounts for energy total amount.For this reason, energetically the exploitation and effectively utilize regenerative resource to become the strategy of first developing of various countries' energy.Solar energy is as the renewable and clean energy resource that has huge applications prospect and market, and its exploitation and effective utilization more and more are subjected to paying attention to widely.Solar heat pump with solar energy heating technology and heat pump techniques organic integration, can improve solar energy heating efficient and heat pump performance as the solar thermal utilization complex art simultaneously.Therefore, innovation and developing low-cost, high efficiency new type solar energy heat pump technology and product have become solar heat pump Study on Technology emphasis and developing direction.But solar energy is a kind of intermittent energy, and can't directly utilize overcast and rainy and evening, makes the application of solar heat pump be subjected to great restriction.Earth source heat pump is a kind of efficient energy-saving device, has environmental protection, significant advantage such as energy-conservation, economic, reliable.Earth source heat pump utilizes heat in underground water, underground, the rivers and lakes water as the Cooling and Heat Source of heat pump type air conditioning system, makes full use of this regenerative resource of geothermal energy, realizes the heat pump type air conditioning system efficient operation of the whole year.But problems such as still there is the groundwater recharge difficulty in earth source heat pump, and the underground water internal circulating load is big, and the water circulating pump energy consumption is higher, and underground buried tube is too much.
Summary of the invention
The purpose of this utility model is the solar-ground energy dual-heat-source composite heat pump device that a kind of stability and high efficiency is provided on the basis of the mature technology that makes full use of existing earth source heat pump and solar water thermal-arrest.This device had both solved the solar-heating problem of unstable, can make full use of solar energy again, reduced underground water consumption of earth source heat pump and pump energy consumption, made that solar water heating system and earth source heat pump are effective to be combined.
The purpose of this utility model can realize by following technique measures, but not limit the utility model:
Solar-ground energy dual-heat-source composite heat pump device of the present utility model comprises compressor, shell-sleeve type three-medium composite heat exchanger (do evaporimeter, summer winter and make condenser), the user side heat exchanger, four-way change-over valve, choke valve, first water circulating pump, second water circulating pump, the 3rd water circulating pump, solar thermal collector is provided with the hot water storage tank of heat exchange coil in the casing; A water inlet in two water inlets of wherein said hot water storage tank is connected with the delivery port of solar thermal collector by the valve that is arranged between pipeline, and another water inlet is connected by the effluent pipe mouth of by-passing valve with first kind of medium channel of shell-sleeve type three-medium composite heat exchanger; A delivery port in two delivery ports of hot water storage tank is connected with the water inlet of solar thermal collector by valve, first water circulating pump that is arranged between pipeline, and another delivery port is connected with first kind of medium channel water inlet pipe mouth of shell-sleeve type three-medium composite heat exchanger by second water circulating pump; Underground thermal source feed pipe is connected with the water inlet pipe mouth of second kind of medium channel of shell-sleeve type three-medium composite heat exchanger by valve, the 3rd water circulating pump, and the effluent pipe mouth of second kind of medium channel is connected with underground thermal source water return pipeline; One end of the third medium channel mouth of pipe of described shell-sleeve type three-medium composite heat exchanger is connected with port of heat exchanger tube in the user side heat exchanger by four-way change-over valve, compressor, and the other end of the third medium channel mouth of pipe inserts another port of heat exchanger tube described in the user side heat exchanger by choke valve.
Hot water storage tank described in the utility model also can adopt following technique measures to realize with the connected mode of other associated components: be connected with the delivery port of solar thermal collector by the valve that is arranged between pipeline with the water inlet that hot water storage tank accumulation of heat chamber is connected, be connected with the water inlet of solar thermal collector by valve, first water circulating pump that is arranged between pipeline with the delivery port that hot water storage tank accumulation of heat chamber is connected; The water inlet that is arranged on the heat exchange coil in the hot water storage tank is connected by the effluent pipe mouth of by-passing valve with first kind of medium channel of shell-sleeve type three-medium composite heat exchanger; The delivery port of this heat exchange coil is connected with first kind of medium channel water inlet pipe mouth of shell-sleeve type three-medium composite heat exchanger by second water circulating pump.The utility model can be provided with domestic hot-water the supply water mouth of pipe and the moisturizing mouth of pipe on hot water storage tank, also domestic hot-water's case that heat exchange coil is installed in its cavity can be set separately, heat exchange coil in this domestic hot-water's case water inlet be connected with the delivery port of solar thermal collector by the valve that is arranged between pipeline, the delivery port of this heat exchange coil is connected with the water inlet of solar thermal collector by valve; Described domestic hot-water's case is provided with domestic hot-water the supply water mouth of pipe and the moisturizing mouth of pipe.
Hot water storage tank described in the utility model also can adopt following technique measures to realize with the connected mode of other associated components: the water inlet that is connected with hot water storage tank accumulation of heat chamber is connected by the effluent pipe mouth of by-passing valve with first kind of medium channel of shell-sleeve type three-medium composite heat exchanger; The delivery port that is connected with hot water storage tank accumulation of heat chamber is connected with first kind of medium channel water inlet pipe mouth of shell-sleeve type three-medium composite heat exchanger by second water circulating pump; The water inlet that is arranged on the heat exchange coil in the hot water storage tank is connected with the delivery port of solar thermal collector by the valve that is arranged between pipeline, and the delivery port of this heat exchange coil is connected with the water inlet of solar thermal collector by valve, first water circulating pump that is arranged between pipeline; The delivery port of described solar thermal collector is connected with the water inlet of heat exchange coil in being arranged on domestic hot-water's case by the valve that is arranged between pipeline, and the delivery port of heat exchange coil is connected with the water inlet of solar thermal collector by valve; Described domestic hot-water's case is provided with domestic hot-water the supply water mouth of pipe and the moisturizing mouth of pipe; The delivery port of described solar thermal collector is connected with the water inlet of domestic hot-water's case by the valve that is arranged between pipeline, and the delivery port of domestic hot-water's case is connected with the water inlet of solar thermal collector by valve; Described domestic hot-water's case is provided with domestic hot-water the supply water mouth of pipe and the moisturizing mouth of pipe.
The shell-sleeve type three-medium composite heat exchanger that is adopted in the utility model comprises that an end is provided with the closed shell that medium import, the other end are provided with media outlet, is encapsulated in the housing and the outer heat exchanger tube of housing that its two ends extend to respectively; Described heat exchanger tube is made up of outer tube and the inner sleeve that is installed in the outer tube tube chamber, and the external diameter of inner sleeve is less than the aperture of outer tube, and constitute first medium channel by the annular space between the inwall of the outer wall of inner sleeve and outer tube, the tube chamber of inner sleeve constitutes another medium channel, and inner walls and outer tube outer wall constitute the 3rd medium channel.Described shell-sleeve type three-medium composite heat exchanger has constituted between interior pipe tube chamber, the inner and outer pipes from inside to outside, outer tube outer wall and three medium channels of inner walls, the pipe tube chamber is walked a kind of medium wherein, passage between the inner and outer pipes is walked another kind of medium, passage between outer tube outer wall and the inner walls is walked the third medium, the medium between the inner and outer pipes can be separately and interior pipe tube chamber in medium or separately and between outer tube and housing medium carry out heat exchange; Also can be simultaneously and in the interior pipe tube chamber medium and and outer tube and housing between medium carry out synchronous heat exchange, realize three kinds of synchronous composite heat-exchanges of medium.When flowing through in the medium channel of medium between inner and outer pipes, both can be separately and the medium of the medium channel between outer tube outer wall and the inner walls carry out heat exchange, also can be separately with interior pipe tube chamber medium channel in medium carry out heat exchange, can also be simultaneously and the interior two media of the medium channel between the inner walls and interior pipe tube chamber medium channel carry out heat exchange.
The utility model compared with prior art has following advantage:
Because the technical solution of the utility model has been carried out scientific and reasonable fusion with solar water heat collection technology and ground source heat pump technology pump technology, make whole system to solar energy and ground can utilize mode more flexible and changeable, adopt shell-sleeve type three-medium composite heat exchanger, when carrying out heat pump cycle, both can utilize solar low-temperature heating agent and underground thermal source as source heat pump heat simultaneously, and can utilize solar low-temperature heating agent or underground thermal source again separately as source heat pump heat.This system also can realize storing daytime solar energy heating amount heat pump and use night, and solve solar energy and have intermittence, the problem that can't directly utilize night, thus fully improve heat pump operating efficiency in winter, reduce underground heating agent internal circulating load.This system also can be the user domestic hot-water is provided.
Solar-ground energy dual-heat-source composite heat pump of the present utility model can be widely used in places such as civil buildings, public building, villa buildings and industrial manufacture process.
Description of drawings
Fig. 1 is a structure principle chart of the present utility model.
Fig. 2 is second kind of embodiment of the present utility model.
Fig. 3 is the third embodiment of the present utility model.
Sequence number among Fig. 1,2,3: 1 compressor, 2 shell-sleeve type three-medium composite heat exchangers, 3 user side heat exchangers, 4 four-way change-over valves, 5 choke valves, 6 the 3rd water circulating pumps, 9 second water circulating pumps, 10 heat exchange coils, 11 hot water storage tanks, 12 solar thermal collectors, 13 first water circulating pumps, 7,8,14,15,16,17 for being connected the valve between pipeline, 18 domestic hot-water's casees.
Fig. 4, Fig. 5 are shell-sleeve type three-medium composite heat exchanger structure principle chart among Fig. 1, Fig. 2, Fig. 3.
The specific embodiment
The utility model is further described below with reference to embodiment (accompanying drawing):
Embodiment 1
As shown in Figure 1, solar-ground energy dual-heat-source composite heat pump device of the present utility model comprises compressor 1, shell-sleeve type three-medium composite heat exchanger 2, user side heat exchanger 3, four-way change-over valve 4, choke valve 5, first water circulating pump, 13, the second water circulating pumps, 9, the three water circulating pumps 6, solar thermal collector 12 is provided with the hot water storage tank 11 of heat exchange coil 10 in the casing; Wherein be connected with the delivery port of solar thermal collector 12 by the valve 15 that is arranged between pipeline, be connected with the water inlet of solar thermal collector 12 by valve 14, first water circulating pump 13 that is arranged between pipeline with the delivery port that hot water storage tank 11 accumulation of heat chambeies are connected with the water inlet that hot water storage tank 11 accumulation of heat chambeies are connected; The water inlet that is arranged on the heat exchange coil 10 in the hot water storage tank 11 is connected by the effluent pipe mouth of by-passing valve 8 with first kind of medium channel of shell-sleeve type three-medium composite heat exchanger 2; The delivery port of this heat exchange coil 10 is connected with first kind of medium channel water inlet pipe mouth of shell-sleeve type three-medium composite heat exchanger 2 by second water circulating pump 9. Underground thermal source feed pipe is connected with the water inlet pipe mouth of second kind of medium channel of shell-sleeve type three-medium composite heat exchanger 2 by valve 7, the 3rd water circulating pump 6, and the effluent pipe mouth of second kind of medium channel is connected with underground thermal source water return pipeline; One end of the third medium channel mouth of pipe of described shell-sleeve type three-medium composite heat exchanger 2 is connected with port of heat exchanger tube in the user side heat exchanger 3 by four-way change-over valve 4, compressor 1, and the other end of the third medium channel mouth of pipe inserts another port of heat exchanger tube described in the user side heat exchanger 3 by choke valve 5; On hot water storage tank 11 tops domestic hot-water's water supply interface is set, the bottom is provided with water supplement port.
As shown in Figure 2, this embodiment compares its difference with embodiment 1 and is: domestic hot-water's water supply interface and water supplement port are not set on hot water storage tank 11, but domestic hot-water's case 18 is set separately in addition, the water inlet of this domestic hot-water's case is connected with the delivery port of solar thermal collector by the valve 16 that is arranged between pipeline, and the delivery port of this domestic hot-water's case is connected with the water inlet of solar thermal collector by valve 17; Described domestic hot-water's case is provided with domestic hot-water the supply water mouth of pipe and the moisturizing mouth of pipe.
As shown in Figure 3, this embodiment is with the difference of embodiment 2: the water inlet that is connected with hot water storage tank 11 accumulation of heat chambeies is connected by the effluent pipe mouth of by-passing valve 8 with first kind of medium channel of shell-sleeve type three-medium composite heat exchanger 2; The delivery port that is connected with hot water storage tank 11 accumulation of heat chambeies is connected with first kind of medium channel water inlet pipe mouth of shell-sleeve type three-medium composite heat exchanger 2 by second water circulating pump 9; The water inlet that is arranged on the heat exchange coil 10 in the hot water storage tank 11 is connected with the delivery port of solar thermal collector 12 by the valve 15 that is arranged between pipeline, and the delivery port of this heat exchange coil 10 is connected with the water inlet of solar thermal collector 12 by valve 14, first water circulating pump 13 that is arranged between pipeline;
Solar thermal collector 12 in the utility model can be selected full glass vacuum tube type solar heat collector or flat plate solar collector, and collector area is determined according to heat pump watt level and installation ground solar radiation condition.Solar thermal collector 12 can place roof or balcony, and hot water storage tank 11 and domestic hot-water's case 18 are made by steel plate or other stiff materials, can place indoor or outdoors.Arrange electric heating device in hot water storage tank 11 and the domestic hot-water's case 18, thereby guarantee annual domestic hot-water's supply water temperature.Solar energy heating, hold over system in the utility model is outdoor, heating agent and the heat storage medium in the hot water storage tank 16 in the interior conduit can be water or other anti-icing fluid.Heat exchange coil is the high coefficient of heat transfer coil pipe of having of copper tube or other material in the hot water storage tank 11.
Compressor 1 optional invariable frequency compressor or frequency-changeable compressor in the utility model can use existing working medium commonly used and novel environment friendly working medium to do refrigerant.
As shown in Figure 5, the shell-sleeve type three-medium composite heat exchanger described in the utility model comprises that an end is provided with the closed shell 22 that medium import, the other end are provided with media outlet, is encapsulated in the housing and the outer heat exchanger tube of housing that its two ends extend to respectively; Described heat exchanger tube is by outer tube 23 and the inner sleeve 24 that is installed in the outer tube tube chamber; Described inner sleeve 24 external diameters are less than the aperture of outer tube 23, and constitute first medium channel 20 by the annular space between the inwall of the outer wall of inner sleeve and outer tube, the tube chamber of inner sleeve constitutes another medium channel 21, and inner walls and outer tube outer wall constitute the 3rd medium channel 19.When medium flows through in medium channel 20, both can be separately and medium channel 19 in medium carry out heat exchange, also can be separately and medium channel 21 in medium carry out heat exchange, can also be simultaneously carry out heat exchange with the interior two media of medium channel 19 and medium channel 20.
Workflow of the present utility model is as follows:
(1) heat pump mode of operation
1) the independent heat supply mode of solar energy heating agent:
First water circulating pump 13, second water circulating pump 9 are opened, and valve 8,14,15 is opened, and the 3rd water circulating pump 6 cuts out, and valve 7 is closed; Heating agent in the hot water storage tank 11 enters solar thermal collector 12 through first water circulating pump 13, sends hot water storage tank 11 after being heated back to; The heat that heating agent in the hot water storage tank 11 in the heat exchange coil 10 absorbs in the hot water storage tank 11 provides thermal source after second water circulating pump 9 is sent into shell-sleeve type three-medium composite heat exchanger 2 for heat pump; Refrigerant vapour after the heat absorption evaporation is by compressor 1 compression, through four-way change-over valve 4 to user side heat exchanger 3 after indoor release heat, reenter through choke valve 5 and to enter compressor once more after shell-sleeve type three-medium composite heat exchanger 2 absorbs solar energy heating agent heats and enter next circulation.
2) can independent heat supply and solar energy domestic hot-water supply pattern
The 3rd water circulating pump 6 is opened, and valve 7 is opened, and first water circulating pump 13 is opened, and valve 14,15 is opened, and second water circulating pump 9 cuts out, and valve 8 is closed; Underground heating agent is sent into shell-sleeve type three-medium composite heat exchanger 2 through the 3rd water circulating pump 6 and is provided thermal source for heat pump; Cold-producing medium is by compressor 1 compression, through four-way change-over valve 4 to user side heat exchanger 3 after indoor release heat, absorb refrigerant vapour after the evaporation and enter through choke valve 5 and enter compressor after heat source side heat exchanger 2 absorbs underground heating agent heat and enter next circulation; Domestic hot-water in the hot water storage tank 11 (or the domestic hot-water is to 18) enters solar thermal collector 11 by first circulating pump 13, is heated the back and enters hot water storage tank 11 (or process valve 16 enters domestic hot-water's case 18) by valve 15.
3) solar energy, can combined heat pattern
First water circulating pump 13, second water circulating pump 9, the 3rd water circulating pump 6 are opened, and valve 7,8,14,15 is opened; Heating agent in the hot water storage tank 11 enters solar thermal collector 12 through first water circulating pump 13, sends hot water storage tank 11 after being heated back to; The heat that heating agent in the hot water storage tank 11 in the heat exchange coil 10 absorbs in the hot water storage tank 11 provides thermal source after second water circulating pump 9 is sent into shell-sleeve type three-medium composite heat exchanger 2 for heat pump; Underground heating agent is sent into shell-sleeve type three-medium composite heat exchanger 2 through the 3rd water circulating pump 6 and is provided thermal source for heat pump; Cold-producing medium is by compressor 1 compression, through four-way change-over valve 4 to user side heat exchanger 3 after indoor release heat, absorb refrigerant vapour after the evaporation and enter through choke valve 5 and enter compressor after shell-sleeve type three-medium composite heat exchanger 2 absorbs solar energy heating agents and underground heating agent heat and enter next circulation.
(2) refrigeration and solar energy domestic hot-water supply pattern
The 3rd water circulating pump 6 is opened, and valve 7 is opened, and first water circulating pump 13 is opened, and valve 14,15 is opened, and second water circulating pump 9 cuts out, and valve 8 is closed; Underground heating agent is sent into shell-sleeve type three-medium composite heat exchanger 2 through the 3rd water circulating pump 6 and is provided thermal source for heat pump; Cold-producing medium is by compressor 1 compression, through four-way change-over valve 4 to shell-sleeve type three-medium composite heat exchanger 2 release heat, the condensed refrigerant liquid of heat release is after choke valve 5 throttlings enter user side heat exchanger 3 and indoor air convection released cold quantity, and refrigerant enters compressor and proceeds periodic duty; Domestic hot-water in the hot water storage tank 11 (or domestic hot-water's case 18) enters solar thermal collector 11 by first circulating pump 13, is heated the back by valve 15 hot water storage tanks 11 (or process valve 16 enters domestic hot-water's case 18).
Claims (5)
1, a kind of solar-ground energy dual-heat-source composite heat pump device, it is characterized in that: this device comprises compressor (1), shell-sleeve type three-medium composite heat exchanger (2), user side heat exchanger (3), four-way change-over valve (4), choke valve (5), first water circulating pump (13), second water circulating pump (9), the 3rd water circulating pump (6), solar thermal collector (12) is provided with the hot water storage tank (11) of heat exchange coil (10) in the casing; A water inlet in two water inlets of wherein said hot water storage tank (11) is connected with the delivery port of solar thermal collector (12) by the valve (15) that is arranged between pipeline, and another water inlet is connected by the effluent pipe mouth of by-passing valve (8) with first kind of medium channel of shell-sleeve type three-medium composite heat exchanger (2); A delivery port in two delivery ports of hot water storage tank (11) is connected with the water inlet of solar thermal collector (12) by valve (14), first water circulating pump (13) that is arranged between pipeline, and another delivery port is connected with first kind of medium channel water inlet pipe mouth of shell-sleeve type three-medium composite heat exchanger (2) by second water circulating pump (9); Underground thermal source feed pipe is connected with the water inlet pipe mouth of second kind of medium channel of shell-sleeve type three-medium composite heat exchanger (2) by valve (7), the 3rd water circulating pump (6), and the effluent pipe mouth of second kind of medium channel is connected with underground thermal source water return pipeline; One end of the third medium channel mouth of pipe of described shell-sleeve type three-medium composite heat exchanger (2) is connected with port of heat exchanger tube in the user side heat exchanger (3) by four-way change-over valve (4), compressor (1), and the other end of the third medium channel mouth of pipe inserts another port of heat exchanger tube described in the user side heat exchanger (3) by choke valve (5).
2, solar-ground energy dual-heat-source composite heat pump device according to claim 1, it is characterized in that: be connected with the delivery port of solar thermal collector (12) by the valve (15) that is arranged between pipeline with the water inlet that hot water storage tank (11) accumulation of heat chamber is connected, be connected with the water inlet of solar thermal collector (12) by valve (14), first water circulating pump (13) that is arranged between pipeline with the delivery port that hot water storage tank (11) accumulation of heat chamber is connected; The water inlet that is arranged on the heat exchange coil (10) in the hot water storage tank (11) is connected by the effluent pipe mouth of by-passing valve (8) with first kind of medium channel of shell-sleeve type three-medium composite heat exchanger (2); The delivery port of this heat exchange coil (10) is connected with first kind of medium channel water inlet pipe mouth of shell-sleeve type three-medium composite heat exchanger (2) by second water circulating pump (9).
3, solar-ground energy dual-heat-source composite heat pump device according to claim 2 is characterized in that: hot water storage tank (11) is provided with domestic hot-water the supply water mouth of pipe and the moisturizing mouth of pipe.
4, solar-ground energy dual-heat-source composite heat pump device according to claim 2, it is characterized in that: the delivery port of described solar thermal collector (12) is connected with the water inlet of domestic hot-water's case (18) by the valve (16) that is arranged between pipeline, and the delivery port of domestic hot-water's case (18) is connected by the water inlet of valve (17) with solar thermal collector (12); Described domestic hot-water's case (18) is provided with domestic hot-water the supply water mouth of pipe and the moisturizing mouth of pipe.
5, solar-ground energy dual-heat-source composite heat pump device according to claim 1 is characterized in that: the water inlet that is connected with hot water storage tank (11) accumulation of heat chamber is connected by the effluent pipe mouth of by-passing valve (8) with first kind of medium channel of shell-sleeve type three-medium composite heat exchanger (2); The delivery port that is connected with hot water storage tank (11) accumulation of heat chamber is connected with first kind of medium channel water inlet pipe mouth of shell-sleeve type three-medium composite heat exchanger (2) by second water circulating pump (9); The water inlet that is arranged on the heat exchange coil (10) in the hot water storage tank (11) is connected with the delivery port of solar thermal collector (12) by the valve (15) that is arranged between pipeline, and the delivery port of this heat exchange coil (10) is connected with the water inlet of solar thermal collector (12) by valve (14), first water circulating pump (13) that is arranged between pipeline; The delivery port of described solar thermal collector (12) is connected with the water inlet of domestic hot-water's case (18) by the valve (16) that is arranged between pipeline, and the delivery port of domestic hot-water's case (18) is connected by the water inlet of valve (17) with solar thermal collector (12); Described domestic hot-water's case (18) is provided with domestic hot-water the supply water mouth of pipe and the moisturizing mouth of pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200693626U CN201163123Y (en) | 2008-02-18 | 2008-02-18 | Solar energy-geothermal energy double-heat source composite heat pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200693626U CN201163123Y (en) | 2008-02-18 | 2008-02-18 | Solar energy-geothermal energy double-heat source composite heat pump |
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| CN201163123Y true CN201163123Y (en) | 2008-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200693626U Expired - Fee Related CN201163123Y (en) | 2008-02-18 | 2008-02-18 | Solar energy-geothermal energy double-heat source composite heat pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206739A (en) * | 2012-01-11 | 2013-07-17 | 江苏心日源建筑节能科技有限公司 | Dedicated waterpower module for ground source heat pump unit and operation method of dedicated waterpower module |
-
2008
- 2008-02-18 CN CNU2008200693626U patent/CN201163123Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206739A (en) * | 2012-01-11 | 2013-07-17 | 江苏心日源建筑节能科技有限公司 | Dedicated waterpower module for ground source heat pump unit and operation method of dedicated waterpower module |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081210 Termination date: 20110218 |