CN201503099U - High-efficient energy-saving type ground source heat pump air-conditioning device - Google Patents
High-efficient energy-saving type ground source heat pump air-conditioning device Download PDFInfo
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- CN201503099U CN201503099U CN2009203057947U CN200920305794U CN201503099U CN 201503099 U CN201503099 U CN 201503099U CN 2009203057947 U CN2009203057947 U CN 2009203057947U CN 200920305794 U CN200920305794 U CN 200920305794U CN 201503099 U CN201503099 U CN 201503099U
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Abstract
The utility model discloses a high-efficient energy-saving type ground source heat pump air-conditioning device, which comprises a ground source heat pump machine set, a ground source heat exchanger, a novel fan unit, a radiation heating ground coil pipe and a cold radiation ceiling device. One path of an outlet end of the ground source heat exchanger is connected to the cold radiation ceiling device controlled by a summer-open winter-close valve while the other path is connected to a first heat mass exchange device, outlets of the two paths are both connected with an external heat exchanger of the ground source heat pump machine set, an outlet of the external heat exchanger is connected to an inlet of the ground source heat exchanger through a first circulating pump, an outlet end of an internal heat exchanger of the ground heat pump machine set is divided into two paths, one path is connected to the radiation heating ground coil pipe controlled by a winter-open summer-close valve while the other path is connected to a second heat mass exchange device, and the two paths are connected to an internal heat exchanger of the ground source heat pump machine set through a second circulating pump. The high-efficient energy-saving type ground source heat pump air-conditioning device is obvious in energy-saving effect and stable and reliable in system operation, is clean and sanitary without polluting underground water, and wide in application prospect in areas cold in winter and hot in summer which have abundant underground water resources.
Description
Technical field
The utility model relates to kind of an air conditioner refrigerating technical field.
Background technology
In the prior art, the radiation air-conditioner form that adds " dedicated outdoor air system " with " radiation end equipment " more and more receives the concern of industry.Its radiation end equipment can adopt radiation furred ceiling or radiation ground pipe laying, the radiation end can be taken away indoor sensible heat load, its dedicated outdoor air system can be taken away the total heat load and the indoor latent heat load of new wind, makes indoor environment as snug as a bug in a rug for air-conditioned room provides cold/hot fresh air.The cold/hot water that the new blower fan group of this class radiation air-conditioner all adopts source pump to produce is handled new wind, because the total heat load of outdoor new wind is born by source pump, when indoor/outdoor temperature-difference was big, the load of source pump caused energy consumption higher greatly.
Along with global energy crisis, environmental problem with make full use of under the main trend of sustainable development of regenerative resource, earth source heat pump cold and heat supply technology is risen gradually and is paid attention to greatly and develop.Earth-source hot-pump system be a kind of earth surface geothermal using resource of utilizing as Cooling and Heat Source, carry out the heating air-conditioner system of power conversion.Earth-source hot-pump system absorbs heat from the geothermal using resource or to its heat extraction, the geothermal using source resource is in solar energy, and it does not have exhaustion forever, is a kind of regenerative resource.The temperature of ground energy or shallow surface geothermal energy resources is relatively stable throughout the year, and winter, summer was lower than environment temperature than ambient air temperature height, was best source heat pump heat and cold source of air conditioning.Ground can have the more constant characteristic of temperature makes that the earth source heat pump unit operation is more reliable and more stable, has also guaranteed the high efficiency and the economy of system.
Existing underground water earth source heat pump all is to utilize underground water directly to cool off the condenser of earth source heat pump unit or the evaporimeter of source source pump heatedly, though earth source heat pump unit refrigerating efficiency or heating efficiency all improve a lot than net for air-source heat pump units or other handpiece Water Chilling Units (as adopting the cooling tower type of cooling), yet, with regard to the underground water earth source heat pump of prior art, stored hot cold in sky of underground water or heat energy are not directly used in outdoor new wind of cooling down high-temperature or the outer wind newly of heating low temperature chamber, so just cause the phreatic cold/heat-energy losses that can be directly used in cooling or heat supply originally.
The utility model content
The purpose of this utility model provides the higher energy-saving earth source heat pump air conditioner of Energy Efficiency Ratio that a kind of ground can utilize.
For achieving the above object, high-efficiency and energy-saving type earth source heat pump air conditioner of the present utility model adopts following technical scheme: a kind of high-efficiency and energy-saving type earth source heat pump air conditioner, comprise the earth source heat pump unit, be the ground source heat exchanger of cold/heat source, new blower fan group, radiant heating ground coil pipe, cold emission suspended ceiling device with underground water, successively be provided with first heat-mass exchange equipment, second heat-mass exchange equipment, new wind blower fan in the air channel of described new blower fan group on air supply direction, described earth source heat pump unit has inside and outside heat exchanger; The port of export of ground source heat exchanger is told two-way, one the road inserts the cold emission suspended ceiling device that closes valve control by Xia Kaidong, first heat-mass exchange equipment is inserted on another road, the outlet of the cold emission suspended ceiling device and first heat-mass exchange equipment all is connected to the external heat exchanger of earth source heat pump unit, and the external heat exchanger outlet takes back the inlet of ground source heat exchanger by first circulating pump; The port of export of the interior heat exchanger of earth source heat pump unit is told two-way, one the road inserts the radiant heating ground coil pipe that closes valve control by Dong Kaixia, second heat-mass exchange equipment is inserted on another road, and the radiant heating ground coil pipe and second heat-mass exchange equipment take back the interior heat exchanger of earth source heat pump unit by second circulating pump then.
The EGR that described cold emission suspended ceiling device is connected into by pipeline and the 3rd circulating pump by blending bin, cold emission ceiling board, the port of export of described ground source heat exchanger is connected to the entrance point of blending bin, the port of export of cold emission ceiling board is divided into two-way, one the tunnel connects the entrance point of blending bin, and the entrance point of valve ground connection source source pump external heat exchanger is closed on another road by Xia Kaidong.
Be provided with humidifier between second heat-mass exchange equipment of described new blower fan group and the new wind blower fan.
Described first heat-mass exchange equipment and second heat-mass exchange equipment are direct contact type heat-mass exchange equipment or mediate contact formula heat-mass exchange equipment.
The utility model utilizes between first medium and the underground water cold/heat energy that indirect heat exchange obtains at first to outdoor new wind cooling or heat supply, and then be used to cool off or the external heat exchanger of source source pump heatedly, under the cooling condition, with first medium after the underground water heat exchange still be the low-temperature receiver of cold emission furred ceiling, stored day hot cold is directly used in bears outdoor new wind all load and most of room sensible heat load, the earth source heat pump unit only need be born indoor humidity load, thereby saves the power consumption of earth source heat pump unit refrigerating capacity and compressor greatly; Under the heat supply operating mode, the stored natural heat of underground water is directly used in bears outdoor new wind part sensible heat load, has also saved the heating capacity of earth source heat pump unit and the power consumption of compressor.The utlity model has the advantage of utilizing the stored cold/heat energy of low-grade underground water, energy-efficient, system's stable and reliable operation, sanitation and hygiene, underground water is not contaminated, and the cold in winter and hot in summer area abundant at groundwater resources has a extensive future.
Description of drawings
Fig. 1 is a kind of high-efficiency and energy-saving type earth source heat pump air conditioner schematic diagram that the utility model provides.
Fig. 2 is that the new wind processing procedure of a kind of high-efficiency and energy-saving type earth source heat pump air conditioner cooling operating mode that the utility model provides is represented (h-d figure) on psychrometric chart.
Fig. 3 is that the new wind processing procedure of a kind of high-efficiency and energy-saving type earth source heat pump air conditioner heat supply operating mode that the utility model provides is represented (h-d figure) on psychrometric chart.
Among Fig. 1,1, source heat exchanger, 2, first heat-mass exchange equipment, 3, blending bin, the 4, the 3rd circulating pump, 5, the cold emission furred ceiling, 6, Xia Kaidong closes valve, and 7, earth source heat pump unit external heat exchanger, 8, the earth source heat pump unit, 9, first circulating pump, 10, heat exchanger in the earth source heat pump unit, 11, seam humidifier, 12, second heat-mass exchange equipment, 13, second circulating pump, 14, Dong Kaixia closes valve, 15, radiant heating ground coil pipe.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is elaborated.
As shown in Figure 1, be the embodiment of the high-efficiency and energy-saving type earth source heat pump air conditioner that provides of the utility model, include ground source heat exchanger 1, first heat-mass exchange equipment 2, blending bin 3, the 3rd circulating pump 4, cold emission ceiling board 5, the external heat exchanger 7 of earth source heat pump unit 8, heat exchanger 10 in the earth source heat pump unit 8, first circulating pump 9, seam humidifier 11, second heat-mass exchange equipment 12, second circulating pump 13, radiant heating ground coil pipe 15 and new wind blower fan 16, the first heat-mass exchange equipment 2, second heat-mass exchange equipment 12, humidifier 11, new wind blower fan 16 connects to form the fresh air processor group successively; Described ground source heat exchanger 1 is provided with a pair of advancing for the circulating groundwater turnover, outlet pipe, the outlet of first medium of ground source heat exchanger 1 is divided into two, first medium inlet that is connected to first heat-mass exchange equipment 2, another is connected to blending bin 3, the outlet of blending bin 3 is connected with the inlet of the 3rd circulating pump 4, the outlet of the 3rd circulating pump 4 is connected to first medium inlet of cold emission furred ceiling 5, first media outlet of cold emission furred ceiling 5 is divided into two, one is connected to blending bin 3, another is connected to the inlet that Xia Kaidong closes valve 6, after converging, first media outlet that Xia Kaidong closes the outlet of valve 6 and first heat-mass exchange equipment 2 is connected to the inlet of the external heat exchanger 7 of earth source heat pump unit 8, the outlet of external heat exchanger 7 is connected with the inlet of first circulating pump 9, and the outlet of first circulating pump 9 is connected with first medium inlet of ground source heat exchanger 1; Second media outlet of the external heat exchanger 10 of earth source heat pump unit 8 is divided into two, one is closed valve 14 inlets with Dong Kaixia and is connected, the outlet that Dong Kaixia closes valve 14 is connected with the inlet of second medium of radiant heating ground coil pipe 15, another inlet with second medium of second heat-mass exchange equipment 12 is connected, be connected to the inlet of second circulating pump 13 after the outlet of second medium of second media outlet of second heat-mass exchange equipment 12 and radiant heating ground coil pipe 15 converges, the outlet of second circulating pump 13 is connected with second medium inlet of earth source heat pump unit 8 external heat exchangers 10.First heat-mass exchange equipment 2 and second heat-mass exchange equipment 12 are direct contact type heat-mass exchange equipment such as spray chamber or mediate contact formula heat-mass exchange equipment such as surface cooler.
Just narrate the course of work of above-mentioned high-efficiency and energy-saving type earth source heat pump air conditioner under heat supply and two kinds of operating modes of cooling respectively below.
Under the cooling operating mode, Xia Kaidong closes valve 6 unlatchings, 4 work of the 3rd circulating pump, and Dong Kaixia closes valve 14 and closes; Provide low-temperature receiver by underground water, the outlet of ground source heat exchanger 1 is first medium of lower temperature, first medium of this lower temperature is divided into two, one enters and sends into cold emission furred ceiling 5 through the 3rd circulating pump 4 again after blending bin 3 and a part are mixed from first medium of cold emission furred ceiling 5 and carry out sensible heat with room air and exchange to bear indoor most of sensible heat load, another enters first heat-mass exchange equipment 2 and carries out the caloic exchange with new wind, the external heat exchanger 7 that enters earth source heat pump unit 8 after first medium mixing from cold emission furred ceiling 5 of first medium that temperature raises after caloic exchanges and another part continues to absorb heats, external heat exchanger 7 at earth source heat pump unit 8 exports first medium that becomes higher temperature, and first medium of higher temperature becomes first medium of lower temperature again after first circulating pump 9 is delivered to ground source heat exchanger 1 and underground water heat exchange; Source source pump work side by side, heat exchanger exit is second medium of lower temperature in the earth source heat pump, second medium of low temperature carries out the caloic exchange with new wind in second heat-mass exchange equipment 12, new wind is further cooled dehumidification, second medium temperature after second heat-mass exchange equipment 12 raises, and is cooled to second medium of low temperature then after second circulating pump 13 enters interior heat exchanger 10 heat exchange of earth source heat pump unit 8 again.
Under the heat supply operating mode, the 3rd circulating pump 4 quits work, Xia Kaidong closes valve 6 and closes, and Dong Kaixia closes valve 14 and opens; Provide thermal source by underground water, the outlet of ground source heat exchanger 1 is first medium of higher temperature, first medium of this higher temperature enters the external heat exchanger 7 that first heat-mass exchange equipment 2 and new wind carries out entering after the caloic exchange earth source heat pump unit 8 and continues to emit heat, delivers to first medium that becomes higher temperature after ground source heat exchanger 1 carries out heat exchange with underground water again through first circulating pump 9; Source source pump work side by side, interior heat exchanger 10 outlets of earth source heat pump unit 8 are second medium of high temperature, second medium of high temperature is divided into two, one enters second heat-mass exchange equipment 12 and carries out the caloic exchange with new wind, another enters radiant heating ground coil pipe 15 heating room airs bearing indoor most of sensible heat load, and second medium of second heat-mass exchange equipment, 12 outlets mixes with second medium that radiant heating ground coil pipe 15 exports afterwards by second circulating pump 13 sends second medium that is reheated after interior heat exchanger 10 heat exchange of earth source heat pump unit 8 to high temperature back to.
The fresh air processing method of air-conditioning system of the present utility model when work is: under the cooling operating mode, outdoor new wind is after the 2 cooling dehumidifications of first heat-mass exchange equipment, enter the second further cooling dehumidification of heat-mass exchange equipment 12, handle the new wind in back in blower fan is sent into air-conditioned room, first heat-mass exchange equipment 2 is born whole cooling load from outdoor airs and the indoor sensible heat load of part, 2 chilling requirements of first heat-mass exchange equipment are all provided by underground water, second heat-mass exchange equipment 12 is born indoor whole latent heat load and new wind part latent heat load, and 12 chilling requirements of second heat-mass exchange equipment are provided by earth source heat pump unit 8; Under the heat supply operating mode, outdoor new wind is after the first heat-mass exchange equipment wet heating such as 2 grades or humidification heating, enter wet heating or humidification heating such as second heat-mass exchange equipment 12 is further, send into air-conditioned room after entering seam humidifier 11 isothermal humidifications again, first heat-mass exchange equipment 2 is born new wind part sensible heat load, 2 calorific requirements of first heat-mass exchange equipment are provided by underground water, second heat-mass exchange equipment 12 is born new wind part sensible heat load and indoor section sensible heat load, and second heat-mass exchange equipment institute calorific requirement 12 is provided by earth source heat pump unit 8.
Here being mediate contact formula heat-mass exchange equipment with first heat-mass exchange equipment 2 and second heat-mass exchange equipment 12 is example, illustrate that new wind processing procedure is: under the cooling operating mode, outdoor new wind cools off dehumidifications to mechanical dew point (new as shown in Figure 2 wind state point O is to state point L1 process) through first heat-mass exchange equipment 2 earlier, new wind after the cooling dehumidification cools off the extremely more mechanical dew point of low temperature (state point L1 is to state point L3 process as shown in Figure 2) of dehumidification through the second calorific value switching equipment (12) again, handle the new wind in back and send into indoor elimination room part sensible heat load and whole latent heat loads (air condition point L3 is to state point R process as shown in Figure 2) through blower fan, all the other sensible heat loads of room by cold emission furred ceiling 4 bear (the cold emission furred ceiling is with wet state point M processes that is cooled to such as state point R room airs as shown in Figure 2) thus the room temperature of keeping and moisture stable (room air state point R as shown in Figure 2); Under the heat supply operating mode, outdoor new wind is earlier through wet heating such as first heat-mass exchange equipment, 2 grades (new as shown in Figure 3 wind state point O ' is to state point O " process); again through wet heating such as second heat-mass exchange equipment, 12 grades (new as shown in Figure 3 wind state O " puts state point O " ' process); the new wind after the heating is through wet heating such as humidifier 11 grades (state point O as shown in Figure 3 " ' to state point s process), new wind is sent into air-conditioned room to bear indoor whole humidity load and part sensible heat load through blower fan 16 after adding wet process, all the other indoor sensible heat loads are born (radiant heating ground coil pipe is with wet state point R ' processes that is heated to such as state point R room airs as shown in Figure 3) by radiant heating ground coil pipe 15, thus the room temperature of keeping and moisture stable (air condition point R as shown in Figure 3).
Claims (4)
1. high-efficiency and energy-saving type earth source heat pump air conditioner, it is characterized in that: comprise the earth source heat pump unit, be the ground source heat exchanger of cold/heat source, new blower fan group, radiant heating ground coil pipe, cold emission suspended ceiling device with underground water, successively be provided with first heat-mass exchange equipment, second heat-mass exchange equipment, new wind blower fan in the air channel of described new blower fan group on air supply direction, described earth source heat pump unit has inside and outside heat exchanger; The port of export of ground source heat exchanger is told two-way, one the road inserts the cold emission suspended ceiling device that closes valve control by Xia Kaidong, first heat-mass exchange equipment is inserted on another road, the outlet of the cold emission suspended ceiling device and first heat-mass exchange equipment all is connected to the external heat exchanger of earth source heat pump unit, and the external heat exchanger outlet takes back the inlet of ground source heat exchanger by first circulating pump; The port of export of the interior heat exchanger of earth source heat pump unit is told two-way, one the road inserts the radiant heating ground coil pipe that closes valve control by Dong Kaixia, second heat-mass exchange equipment is inserted on another road, and the radiant heating ground coil pipe and second heat-mass exchange equipment take back the interior heat exchanger of earth source heat pump unit by second circulating pump then.
2. high-efficiency and energy-saving type earth source heat pump air conditioner according to claim 1, it is characterized in that: the EGR that described cold emission suspended ceiling device is connected into by pipeline and the 3rd circulating pump by blending bin, cold emission ceiling board, the port of export of described ground source heat exchanger is connected to the entrance point of blending bin, the port of export of cold emission ceiling board is divided into two-way, one the tunnel connects the entrance point of blending bin, and the entrance point of valve ground connection source source pump external heat exchanger is closed on another road by Xia Kaidong.
3. high-efficiency and energy-saving type earth source heat pump air conditioner according to claim 1 is characterized in that: be provided with humidifier between second heat-mass exchange equipment of described new blower fan group and the new wind blower fan.
4. according to any described high-efficiency and energy-saving type earth source heat pump air conditioner in the claim 1～3, it is characterized in that: described first heat-mass exchange equipment and second heat-mass exchange equipment are direct contact type heat-mass exchange equipment or mediate contact formula heat-mass exchange equipment.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009203057947U CN201503099U (en) | 2009-07-07 | 2009-07-07 | High-efficient energy-saving type ground source heat pump air-conditioning device |
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| CN2009203057947U CN201503099U (en) | 2009-07-07 | 2009-07-07 | High-efficient energy-saving type ground source heat pump air-conditioning device |
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| CN201503099U true CN201503099U (en) | 2010-06-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107270447A (en) * | 2017-06-29 | 2017-10-20 | 斯福朗（北京）环保科技有限公司 | A kind of capillary radiation special air conditioner heat pump fresh air group and its control method |
| CN112628881A (en) * | 2020-12-24 | 2021-04-09 | 春意环境科技有限公司 | Intelligent air conditioner maintenance and transportation system |
| CN113701269A (en) * | 2021-08-03 | 2021-11-26 | 中建八局第二建设有限公司 | Air treatment system and method based on buried pipe ground source heat pump |
-
2009
- 2009-07-07 CN CN2009203057947U patent/CN201503099U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107270447A (en) * | 2017-06-29 | 2017-10-20 | 斯福朗（北京）环保科技有限公司 | A kind of capillary radiation special air conditioner heat pump fresh air group and its control method |
| CN112628881A (en) * | 2020-12-24 | 2021-04-09 | 春意环境科技有限公司 | Intelligent air conditioner maintenance and transportation system |
| CN113701269A (en) * | 2021-08-03 | 2021-11-26 | 中建八局第二建设有限公司 | Air treatment system and method based on buried pipe ground source heat pump |
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| Date | Code | Title | Description |
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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: 20100609 Termination date: 20110707 |