CN103900168A - Supercold compacted type air conditioning unit and air conditioning system with same in high-rise buildings - Google Patents
Supercold compacted type air conditioning unit and air conditioning system with same in high-rise buildings Download PDFInfo
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- CN103900168A CN103900168A CN201210582302.5A CN201210582302A CN103900168A CN 103900168 A CN103900168 A CN 103900168A CN 201210582302 A CN201210582302 A CN 201210582302A CN 103900168 A CN103900168 A CN 103900168A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B40/00—Subcoolers, desuperheaters or superheaters
- F25B40/02—Subcoolers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/13—Economisers
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Abstract
The invention provides a supercold compacted type air conditioning unit comprising a rectangular frame, a magnetic-suspension compressor mounted on the upper side of the frame, and a plate condenser and an evaporator which are respectively and parallelly mounted on the lower side of the frame. The plate condenser is provided with a condensing area and a supercold area communicated with the condensing area, a first outlet, second outlet and inlet of the supercold area are located on the same side of the condenser, and the second outlet is located at the end of the lower side of the frame adjacent to the compressor. The inlet of the evaporator is arranged adjacent to condenser. The supercold compacted type air conditioning unit is compact in structure and high in heat exchanging efficiency.
Description
Technical field
The invention belongs to the central air conditioning equipment technical field of skyscraper, particularly a kind of condensation and excessively cold compacting air conditioner group of integrating.
Background technology
Current, the high level in city and high-rise building are more and more, for skyscraper particularly the central air conditioner system of high-rise building have higher requirement, because the maximal work pressure of ordinary central air-conditioner system is generally no more than 1. 6MPa, for skyscraper, during according to the interior permissible velocity of flow design of the pipe chilled water circulatory system, if when system water static pressure and pump working pressure sum exceed the withstand voltage of handpiece Water Chilling Units and parts, just need to customize high pressure-resistant equipment or adopt the form of multiple partition systems.Partition system generally has two kinds of forms: a kind of is the closed system that adopts single air conditioning unit, between each height subregion closed system, adopts heat exchanger to transmit cold, and this is by the problem that causes system energy consumption to increase.For example, according to national standard " heating and ventilation and In Air Conditioning Design standard " GB50019-2003 and relevant air-conditioning unit parameter, the a set of heat exchanger of every increase, heat transfer temperature difference increases by 2 ℃ of meters, air-conditioning units consumption will increase 8%-10%, because air-conditioning units consumption accounts for 70% left and right of air conditioning energy consumption, certainly will increase so a large amount of energy consumption expenditures.Another kind of partition system is that high low area adopts respectively independently air conditioner group system, be placed in the intermediate equipment layer of high building or top layer and be used for reducing investment and the operating cost of high level or Super High air-conditioning system by refrigerator, in addition, the condenser of existing high level or high-rise air conditioner group system and evaporimeter generally all adopt tubular type, can only realize condensation and vaporization function, cross cold often inadequate with mistake heat, affected the operating efficiency of air-conditioning unit.
In order to improve the operating efficiency of air-conditioning unit, in existing air-conditioning unit, after condensation, often increasing cooling system carried out cold to the refrigerant of condensator outlet, but, this kind of its condensing zone of condenser is split type setting with crossing cold-zone, cause whole condenser overall structure loose, occupation of land space is large.In addition, between the parts of whole air-conditioning unit, arrange unreasonable, thereby the large volume of having aggravated air-conditioning unit, high weight.Even this kind of air-conditioning unit when building is built, can put in the middle of floor, the maintenance in later stage and complete machine change also substantially cannot, and conventional rack noise and vibration large, the research of the latent lesion to floor is also insufficient, so application is not extensive.
Summary of the invention
Therefore, it is large that the technical problem to be solved in the present invention is to overcome existing high-rise air-conditioning unit or inefficiency or volume, the defect that inconvenient complete machine is changed and keeped in repair, thus the air-conditioning unit that a kind of compact conformation, small volume and heat exchange efficiency are higher is provided.
For this reason, the invention provides a kind of cold compacting air conditioner group of crossing, comprise, square frame, be installed on the electromagnetic levitation type compressor of described frame upside and be installed in parallel in plate-type condenser and the evaporimeter of described frame downside, the cold-zone excessively that described plate-type condenser has condensing zone and is communicated with described condensing zone, one end of the condensing zone entrance of described condensing zone is communicated to the refrigerant outlet of described compressor by gas exhaust piping, the other end is communicated to one end of described the first outlet of crossing cold-zone, the other end of described the first outlet is the entrance to auxiliary electric expansion valve by pipeline connection, the outlet of described auxiliary electric expansion valve is communicated to the described entrance of crossing cold-zone, the described described entrance of crossing cold-zone is further communicated to described the second outlet of crossing cold-zone, described the second outlet is communicated to refrigerant first entrance of described compressor by tonifying Qi pipeline, the other end of described the first outlet is the entrance to main electric expansion valve by pipeline connection also, the outlet of described main electric expansion valve is communicated to the entrance of evaporimeter, the outlet of described evaporimeter is communicated to refrigerant second entrance of described compressor, described the first outlet, described the second outlet and described entrance are positioned at the same side of described condenser, and described the second outlet is positioned at described frame downside one end near described compressor, the entrance of described evaporimeter arranges near described first outlet of described condenser.
In described frame, be provided with the first installation through hole, described gas exhaust piping stretches into described frame downside by being arranged on the installation of first in described frame through hole is communicated with one end of described condensing zone entrance.
Also comprise freezing liquid recovery tube and be arranged on second in described frame through hole is installed, described freezing liquid recovery tube one end is communicated to described the first outlet, and the upside that the other end stretches into described frame by described the second installation through hole is communicated with described compressor.
Described condensing zone and the described cold-zone of crossing are by a cold deflector isolation of mistake, the cold deflector of described mistake is provided with for condensed described condensing zone described refrigerant being guided to the described cold diversion groove of mistake of crossing cold-zone, and the area of passage of the cold water conservancy diversion interface of mistake at the sectional area of the cold diversion groove of described mistake and two ends is roughly equal.
The sectional area of the cold diversion groove of described mistake equates with the area of passage of the cold water conservancy diversion interface of mistake at two ends.
Described condensing zone is closely formed by connecting by multiple condensing heat-exchange sheets, the described cold-zone of crossing is closely formed by connecting by the cold heat exchanger fin of multiple mistakes, forms pod apertures and multiple regularly arranged heat exchange groove for conducting heat transferring medium on the plate face of described condensing heat-exchange sheet and the cold heat exchanger fin of described mistake.
Described heat exchange groove is herringbone, and the described heat exchange groove on adjacent heat exchanger fin is positive herringbone and the setting of falling herringbone.
Described frame upside is also provided with switch board and regulator cubicle with respect to the opposite side of described electromagnetic levitation type compressor.
A kind of air-conditioning system of skyscraper, it comprises at least two independently air-conditioning systems, described in one of them, air-conditioning system is arranged at low layer district, described in another, air-conditioning system is arranged at high rise zone, each described air-conditioning system comprises at least one air-conditioning unit as above, and is communicated with the chilled water circulating pump of described air-conditioning unit chilled water interface.
It should be noted that, the implication of " roughly equal " described in the present invention is: the sectional area of diversion groove is set to equate completely or compare up and down to differ and be no more than 10% with the area of passage of the water conservancy diversion interface at two ends, preferably, the sectional area of diversion groove is set to equate completely or compare up and down to differ and be no more than 5% with the area of passage of the water conservancy diversion interface at two ends.
The cold compacting air conditioner group of mistake provided by the invention has the following advantages:
1. the cold compacting air conditioner group of mistake that invention provides, the cold-zone excessively that described condenser comprises condensing zone and is communicated with described condensing zone, described condenser integrates condensation with excessively cold, with respect to split type set-up mode, has saved space; In addition, air-conditioning unit provided by the invention, by frame, described compressor, condenser and evaporimeter are carried out to reasonable Arrangement, compressor is positioned at the top of frame, condenser and evaporimeter are set in parallel in the below of frame, space connection and reasonable arrangement, and described the first outlet, described the second outlet and described entrance be positioned at the same side of described condenser, and described the second outlet is positioned at described frame downside one end near described compressor; The entrance of described evaporimeter arranges near described first outlet of described condenser, this kind of set-up mode makes to be realized and being communicated with by the shortest pipeline between condenser and compressor and condenser and evaporimeter, thereby make the application's air-conditioning unit structure compacter, further reduced volume.
2. the cold compacting air conditioner group of mistake provided by the invention, in described frame, be provided with the first installation through hole, described gas exhaust piping stretches into described frame downside by being arranged on the installation of first in described frame through hole is communicated with one end of described condensing zone entrance, and this kind of set-up mode makes the structure of air-conditioning unit compacter.
3. the cold compact handpiece Water Chilling Units of mistake provided by the invention, described condensing zone and the described cold-zone of crossing are by a cold deflector isolation of mistake, the cold deflector of described mistake is provided with for condensed described condensing zone described refrigerant being guided to the described cold diversion groove of mistake of crossing cold-zone, and the area of passage of the cold water conservancy diversion interface of mistake at the sectional area of the cold diversion groove of described mistake and two ends is roughly equal.The sectional area of the sectional area of the diversion groove that deflector of the present invention is offered and two end interfaces is roughly equal, makes the flow velocity of refrigerant stable in air deflector, and heat exchange efficiency improves greatly.
Accompanying drawing explanation
For content of the present invention is more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the systematic schematic diagram of air-conditioning unit of the present invention;
Fig. 2 is the structural representation of the plate-type condenser of air-conditioning unit of the present invention;
Fig. 3 is the structural representation of the cold deflector of mistake of air-conditioning unit of the present invention;
Fig. 4 is the structural representation of air-conditioning unit of the present invention;
Fig. 5 is the side view of the air-conditioning unit shown in Fig. 4;
Fig. 6 is the opposite side view of the air-conditioning unit shown in Fig. 4;
Fig. 7 is the principle assumption diagram of air-conditioning unit of the present invention;
Fig. 8 is the air-conditioning system schematic diagram of skyscraper of the present invention.
In figure, Reference numeral is expressed as:
1-compressor; 2-condenser; 21-condensing zone; 22-crosses cold-zone; 211-condensing heat-exchange sheet; 221-crosses cold heat exchanger fin; 23-crosses cold deflector; 231-crosses cold diversion groove; 232-crosses cold water conservancy diversion interface; 2111-pod apertures; 2112-heat exchange groove; 3-evaporimeter; The auxiliary electric expansion valve of 4-; A-refrigerant; B-cooling fluid; 2a-condensing zone entrance; 2b-first exports; 2c-entrance; 2d-second exports; The main electric expansion valve of 5-; 6-end cap; 7-tonifying Qi pipeline; 8-freezing liquid recovery tube; 9-chilled water circulating pump; 10-frame; 11-gas exhaust piping; 12-switch board; 13-regulator cubicle.
The specific embodiment
embodiment 1
As Figure 4-Figure 6, the present embodiment provides a kind of cold compacting air conditioner group of crossing, comprise, square frame 10, be installed on the electromagnetic levitation type compressor 1 of described frame 10 upsides and be installed in parallel in plate-type condenser 2 and the evaporimeter 3 of described frame 10 downsides, described frame 10 upsides are also provided with switch board 12 and regulator cubicle 13 described in switch board 12 and regulator cubicle 13(for realizing power supply to whole unit and the control of operating states of the units with respect to the opposite side of described electromagnetic levitation type compressor 1), the cold-zone 22 excessively that described plate-type condenser 2 has condensing zone 21 and is communicated with described condensing zone 21, one end of the condensing zone entrance 2a of described condensing zone 21 is communicated to the refrigerant outlet of described compressor 1 by gas exhaust piping 11, the other end is communicated to one end of described the first outlet 2b that crosses cold-zone 22, the other end of described the first outlet 2b is the entrance to auxiliary electric expansion valve 4 by pipeline connection, the outlet of described auxiliary electric expansion valve 4 is communicated to the described entrance 2c that crosses cold-zone 22, the described described entrance 2c that crosses cold-zone is further communicated to described the second outlet 2d that crosses cold-zone, described the second outlet 2d is communicated to refrigerant first entrance of described compressor 1 by tonifying Qi pipeline 7, the other end of described the first outlet 2b is the entrance to main electric expansion valve 5 by pipeline connection also, the outlet of described main electric expansion valve 5 is communicated to the entrance of evaporimeter 3, the outlet of described evaporimeter 3 is communicated to refrigerant second entrance of described compressor, described the first outlet 2b, described the second outlet 2d and described entrance 2C are positioned at the same side of described condenser 2, and described the second outlet 2d is positioned at described frame 10 downsides one end near described compressor 1, the entrance of described evaporimeter 3 arranges near the described first outlet 2b of described condenser 2.
As shown in Figure 2 and Figure 3, in order to improve the heat exchange efficiency of air-conditioning unit of the present embodiment, the condenser 2 that the present embodiment is provided carries out decision design, described condenser 2 is plate-type condenser, comprise condensing zone 21, described condensing zone 21 is closely formed by connecting by multiple condensing heat-exchange sheets 211, for realizing the heat exchange from refrigerant A and the cooling fluid B of compressor 1, cross cold-zone 22, the described cold-zone 22 of crossing is closely formed by connecting by the cold heat exchanger fin 221 of multiple mistakes, the described cold-zone 22 of crossing is for realizing the A heat exchange of the refrigerant A after described condensing zone 21 and the refrigerant after auxiliary electric expansion valve 4 throttlings, described condensing zone 21 is isolated by a cold deflector 23 of mistake with the described cold-zone 22 of crossing, the cold deflector 23 of described mistake is provided with for condensed described condensing zone 21 described refrigerant A being guided to the described cold diversion groove 231 of mistake of crossing cold-zone 22, the area of passage of the cold water conservancy diversion interface 32 of mistake at the sectional area of the cold diversion groove 231 of described mistake and two ends is roughly equal, make the flow velocity of refrigerant A stable at mistake cold deflector 23 places, heat exchange efficiency improves greatly.
It should be noted that, the implication of " roughly equal " described in the present embodiment is: the sectional area of diversion groove is set to equate completely or compare up and down to differ and be no more than 10% with the area of passage of the water conservancy diversion interface at two ends.The sectional area that scope is preferably described diversion groove within the scope of this is set to equate completely or compare up and down to differ and be no more than 5% with the area of passage of the water conservancy diversion interface at two ends, in the present embodiment, the sectional area of described diversion groove is set to equate completely with the area of passage of the water conservancy diversion interface at two ends.
On the plate face of described condensing heat-exchange sheet 211 and the cold heat exchanger fin 221 of described mistake, form the first pod apertures 2111 and multiple the first regularly arranged heat exchange groove 2112 for conducting heat transferring medium, described the first heat exchange groove 2112 is herringbone, described the first heat exchange groove 2112 on adjacent heat exchanger fin is positive herringbone and the setting of falling herringbone, the heat exchange area of this heat exchanger plates is large, and heat exchange efficiency further improves.
In order further to improve the compactedness of the described air-conditioning unit of the present embodiment, in described frame 10, be provided with the first installation through hole, described gas exhaust piping 11 stretches into described frame 10 downside by being arranged on the installation of first in described frame 10 through hole is communicated with one end of described condensing zone entrance 2a.
Described air-conditioning unit also comprises freezing liquid recovery tube 8 and is arranged on second in described frame 10 installs through hole, described freezing liquid recovery tube 8 one end are communicated to described the first outlet 2b, and the upside that the other end stretches into described frame 10 by described the second installation through hole is communicated with described compressor 1.The refrigerant that freezing liquid recovery tube 8 exports condenser 2 is set and is utilized, this kind of set-up mode of freezing liquid recovery tube 8 further improved the compactedness of unit.
After above-mentioned design, the volume of the air-conditioning unit of the present embodiment is less than 1.4m*1.1m elevator (Chinese 13 elevator for people standards) capacity, and its refrigerating capacity can reach 250Kw-800kW according to the power selection standard of compressor.
The operation principle of the air-conditioning unit that the present embodiment provides enters in the interior spaced described condensing heat-exchange sheet 211 of described condensing zone 21 by end cap 6 for (schematic diagram is shown in Fig. 1 and Fig. 7): cooling fluid B, meanwhile, enter in the described condensing heat-exchange sheet 211 adjacent with described cooling fluid B of described condensing zone 21 by condensing zone entrance 2a from the gaseous state refrigerant A of compressor 1 HTHP out, realize heat exchange, after heat exchange, the gaseous state refrigerant A of HTHP becomes liquid refrigeration medium A, described liquid refrigeration medium A enters to the described cold-zone 22 of crossing through the cold water conservancy diversion interface 232 of described mistake of the cold deflector 23 of described mistake, from crossing the refrigerant A that becomes low-temp low-pressure the first outlet 2b of cold-zone discharges after auxiliary electric expansion valve 4 throttlings, the refrigerant A of described low-temp low-pressure entered cold-zone 22 from the entrance 2c that crosses cold-zone, with come from condensing zone 21 do not carried out heat exchange by the refrigerant A of throttling, after being raise, the refrigerant A self-temperature of low-temp low-pressure discharges from the second outlet 2d that crosses cold-zone 22, refrigerant from described the second outlet 2d discharges enters main electric expansion valve 5, after the throttling of main electric expansion valve 5, enter evaporimeter 3, after the interior heat exchange of evaporimeter 3, be evaporated into gaseous refrigerant A, and enter compressor 1 by aspirating pipeline 7, for recycling.
The mode that can implement as other, the structure of the air-conditioning unit in the present embodiment can also be as the Hot water units heating.Meanwhile, this air-conditioning unit can also be designed into can be by the elevator of 1.6m*1.2m (21 elevator for people standards of China) transportation, and its refrigerating capacity can reach 250Kw-1000kW according to the power selection standard of compressor.
As shown in Figure 8, the present embodiment provides a kind of air-conditioning system of skyscraper, it comprises three independently air-conditioning systems, described in one of them, air-conditioning system is arranged at low layer district, a described air-conditioning system is arranged at middle level district, described in another, air-conditioning system is arranged at high rise zone, and each described air-conditioning system comprises the air-conditioning unit A described at least one embodiment 1, and is communicated with the chilled water circulating pump 9 of the chilled water interface of described air-conditioning unit A.
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all embodiments.And the apparent variation of being extended out thus or variation are still within protection scope of the present invention.
Claims (9)
1. cross cold compacting air conditioner group, it is characterized in that: comprise,
Square frame (10), be installed on the electromagnetic levitation type compressor (1) of described frame (10) upside and be installed in parallel in plate-type condenser (2) and the evaporimeter (3) of described frame (10) downside;
Cold-zone (22) excessively that described plate-type condenser (2) has condensing zone (21) and is communicated with described condensing zone (21), one end of the condensing zone entrance (2a) of described condensing zone (21) is communicated to the refrigerant outlet of described compressor (1) by gas exhaust piping (11), the other end is communicated to one end of described the first outlet (2b) of crossing cold-zone (22), the other end of described the first outlet (2b) is the entrance to auxiliary electric expansion valve (4) by pipeline connection, the outlet of described auxiliary electric expansion valve (4) is communicated to the described entrance (2C) of crossing cold-zone (22), the described described entrance (2C) of crossing cold-zone is further communicated to described the second outlet (2d) of crossing cold-zone, described the second outlet (2d) is communicated to refrigerant first entrance of described compressor (1) by tonifying Qi pipeline (7), the other end of described the first outlet (2b) is the entrance to main electric expansion valve (5) by pipeline connection also, the outlet of described main electric expansion valve (5) is communicated to the entrance of evaporimeter (3), the outlet of described evaporimeter (3) is communicated to refrigerant second entrance of described compressor (1),
Described the first outlet (2b), described the second outlet (2d) and described entrance (2C) are positioned at the same side of described condenser (2), and described the second outlet (2d) is positioned at described frame (10) downside one end near described compressor (1); The entrance of described evaporimeter (3) arranges near described first outlet (2b) of described condenser (2).
2. the cold compacting air conditioner group of mistake according to claim 1, it is characterized in that: in described frame (10), be provided with the first installation through hole, described gas exhaust piping (11) stretches into described frame (10) downside by being arranged on the installation of first in described frame (10) through hole is communicated with one end of described condensing zone entrance (2a).
3. the cold compacting air conditioner group of mistake according to claim 1 and 2, it is characterized in that: also comprise freezing liquid recovery tube (8) and be arranged on second in described frame (10) through hole is installed, described freezing liquid recovery tube (8) one end is communicated to described the first outlet (2b), and the upside that the other end stretches into described frame (10) by described the second installation through hole is communicated with described compressor (1).
4. according to the cold compacting air conditioner group of the mistake described in any one in claim 1-3, it is characterized in that: described condensing zone (21) is isolated by a cold deflector of mistake (23) with the described cold-zone (22) of crossing, the cold deflector of described mistake (23) is provided with for condensed described condensing zone (21) described refrigerant (A) being guided to the described cold diversion groove of mistake (231) of crossing cold-zone (22), and the area of passage of the sectional area of the cold diversion groove of described mistake (231) and the cold water conservancy diversion interface of the mistake at two ends (232) is roughly equal.
5. the cold compacting air conditioner group of mistake according to claim 4, is characterized in that: the sectional area of the cold diversion groove of described mistake (231) equates with the area of passage of the cold water conservancy diversion interface of the mistake at two ends (232).
6. according to the cold compacting air conditioner group of the mistake described in any one in claim 1-5, it is characterized in that: described condensing zone (21) is closely formed by connecting by multiple condensing heat-exchange sheets (211), the described cold-zone (22) of crossing is closely formed by connecting by the cold heat exchanger fin of multiple mistakes (221), forms pod apertures (2111) and multiple regularly arranged heat exchange groove (2112) for conducting heat transferring medium on the plate face of described condensing heat-exchange sheet (211) and the cold heat exchanger fin of described mistake (221).
7. the cold compacting air conditioner group of mistake according to claim 6, is characterized in that: described heat exchange groove (2112) is herringbone, and the described heat exchange groove (2112) on adjacent heat exchanger fin is positive herringbone and the setting of falling herringbone.
8. the cold compacting air conditioner group of mistake according to claim 7, is characterized in that: described frame (10) upside is also provided with switch board (12) and regulator cubicle (13) with respect to the opposite side of described electromagnetic levitation type compressor (1).
9. the air-conditioning system of a skyscraper, it is characterized in that: it comprises at least two independently air-conditioning systems, described in one of them, air-conditioning system is arranged at low layer district, described in another, air-conditioning system is arranged at high rise zone, each described air-conditioning system comprises at least one air-conditioning unit (A) as described in as arbitrary in claim 1-8, and is communicated with the chilled water circulating pump (9) of described air-conditioning unit (A) chilled water interface.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210582302.5A CN103900168A (en) | 2012-12-28 | 2012-12-28 | Supercold compacted type air conditioning unit and air conditioning system with same in high-rise buildings |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210582302.5A CN103900168A (en) | 2012-12-28 | 2012-12-28 | Supercold compacted type air conditioning unit and air conditioning system with same in high-rise buildings |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1612491A2 (en) * | 2004-06-30 | 2006-01-04 | AERMEC S.p.A. | Liquid chiller for air conditioning systems |
| US20120210746A1 (en) * | 2011-02-17 | 2012-08-23 | Delphi Technologies, Inc. | Plate-type heat pump air conditioner heat exchanger for a unitary heat pump air conditioner |
| CN102818404A (en) * | 2012-08-14 | 2012-12-12 | 苏州必信空调有限公司 | Plate-type condenser |
| CN203116184U (en) * | 2012-12-28 | 2013-08-07 | 苏州必信空调有限公司 | Supercooling compact air conditioning unit and air conditioning unit-comprised air conditioning system of high-rise building |
-
2012
- 2012-12-28 CN CN201210582302.5A patent/CN103900168A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1612491A2 (en) * | 2004-06-30 | 2006-01-04 | AERMEC S.p.A. | Liquid chiller for air conditioning systems |
| US20120210746A1 (en) * | 2011-02-17 | 2012-08-23 | Delphi Technologies, Inc. | Plate-type heat pump air conditioner heat exchanger for a unitary heat pump air conditioner |
| CN102818404A (en) * | 2012-08-14 | 2012-12-12 | 苏州必信空调有限公司 | Plate-type condenser |
| CN203116184U (en) * | 2012-12-28 | 2013-08-07 | 苏州必信空调有限公司 | Supercooling compact air conditioning unit and air conditioning unit-comprised air conditioning system of high-rise building |
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Application publication date: 20140702 |