CN203010775U - Heat-recovery fresh air dehumidifying machine - Google Patents
Heat-recovery fresh air dehumidifying machine Download PDFInfo
- Publication number
- CN203010775U CN203010775U CN2012206402052U CN201220640205U CN203010775U CN 203010775 U CN203010775 U CN 203010775U CN 2012206402052 U CN2012206402052 U CN 2012206402052U CN 201220640205 U CN201220640205 U CN 201220640205U CN 203010775 U CN203010775 U CN 203010775U
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- fresh air
- air
- condenser
- heat recovery
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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Abstract
The utility model provides a heat-recovery fresh air dehumidifying machine, which comprises a fresh air dehumidifying system, a return air heat-recovery system, a secondary fresh air system and a refrigerating system, wherein the heat-recovery fresh air dehumidifying machine adopts an upper-and-lower layer structure; the fresh air dehumidifying system is located on the lower layer; and the return air heat-recovery system and the secondary fresh air system are located on the upper layer. A unit is compact in structure, small in floor area and convenient to transport and install; the heat-recovery fresh air dehumidifying machine is applied to an air conditioning system controlling the temperature and the humidity independently, bears all humidity loads and a part of cooling loads of the whole air conditioning system, and recovers the total heat or the sensible heat of exhausted air, thereby saving energy and reducing emission; and due to the secondary fresh air system, the heat-recovery fresh air dehumidifying machine is particularly applicable for a positive pressure air supply system of which the exhaust air volume is smaller than the fresh air volume.
Description
Technical field
The utility model relates to field of air conditioning, particularly relates to a kind of air exhaust heat and reclaims, utilizes secondary fresh air to take away the fresh air dehumidifier of unnecessary condensation heat.
Background technology
The purpose of building air conditioning is outdoor indoor waste heat, remaining wet discharge, and the new wind that satisfies hygienic requirements is provided.The load of air-conditioning system has: indoor refrigeration duty, indoor humidity load, cooling load from outdoor air, fresh air moisture load.In the air-conditioning system that humiture is independently controlled, new blower fan group is born whole humidity loads, part refrigeration duty, satisfies simultaneously row CO
2, deodorization of water and the requirement of fresh air is provided, sensible heat treatment facility (as radiation top board, dry coil pipe) is born remaining refrigeration duty (indoor sensible heat load).
Fresh air processor group dehumidification mode in humiture independence control air conditioner system mainly contains three kinds: freeze drying, solution dehumidification and rotary wheel dehumidifying.Solution dehumidification system is complicated, volume is large, there is burn into air-supply band liquid in solution; The rotary wheel dehumidifying volume is large, energy consumption is large; Existing freeze drying Energy Efficiency Ratio when processing new wind is lower;
The utility model is exactly for a kind of fresh air dehumidifier of energy-conservation, compact conformation is provided.
The utility model content
The purpose of this utility model is to provide a kind of brand-new heat recovery fresh air dehumidifier, and this unit is applied to bear whole humidity loads, part refrigeration duty in air-conditioning system that humiture independently controls, energy is carried out in air draft reclaim, and improves efficiency of energy utilization; When this unit is applied to exhaust air rate less than the occasion of resh air requirement, utilize secondary fresh air to take away the unnecessary condensation heat of refrigeration system, improve the Energy Efficiency Ratio (COP) of unit.
The technical solution of the utility model:
Relevant a kind of heat recovery fresh air dehumidifier of the present utility model, comprise fresh air dehumidifying system, return air heat recovery system, refrigeration system, described fresh air dehumidifying system comprises the first fresh wind port, the surface cooler that sets gradually, evaporimeter, the second condenser, pressure fan and air outlet; Described return air heat recovery system comprises return air inlet, the first condenser, compressor, exhaust blower and the exhaust outlet that set gradually; Described refrigeration system comprises compressor, expansion valve and described evaporimeter, the first condenser, the second condenser, the outlet of compressor is connected with the arrival end of the first condenser, the outlet of the first condenser is connected with the arrival end of the second condenser, the port of export of the second condenser is connected with the entrance point of expansion valve, the port of export of expansion valve is connected with the entrance point of evaporimeter, and evaporimeter connects compressor again; Also comprise the secondary fresh air system, this secondary fresh air system is connected with described return air heat recovery system.
Described secondary fresh air system comprises new air-valve, the second fresh wind port, before described the second fresh wind port and air return system are connected in the first condenser jointly.
Described heat recovery fresh air dehumidifier adopts the levels structure, and described fresh air dehumidifying system is positioned at lower floor, and described return air heat recovery system and secondary fresh air system are positioned at the upper strata.
Described fresh air dehumidifying system also comprises the drip tray that is arranged on surface cooler and evaporimeter below, and described return air heat recovery system also comprises the liquid distribution that is arranged on the first condenser top.
Described the first fresh wind port, air outlet, the second fresh wind port, return air inlet, exhaust outlet are arranged in same plane, lay respectively at the not ipsilateral of unit.
Beneficial effect:
A kind of heat recovery fresh air dehumidifier of the utility model has the secondary fresh air system, be specially adapted to exhaust air rate less than the forced draft system of resh air requirement, higher or return air amount hour when return air temperature, open new wind control valve, introduce the second new wind, increase reduces condensation temperature through the air quantity of the first condenser, improves Energy Efficiency Ratio cop value.
Unit adopts the levels structure, and compact conformation, floor space are little; Simultaneously, the interface position of each airduct of unit is flexible, the layout of convenient on-the-spot airduct, conserve space.
Description of drawings
Fig. 1 is the heat recovery fresh air dehumidifier system schematic of the utility model embodiment one;
Fig. 2 is the heat recovery fresh air dehumidifier structural representation of the utility model embodiment two.
The specific embodiment
Embodiment one, sees also Fig. 1, and the utility model is a kind of heat recovery fresh air dehumidifier that carries Cooling and Heat Source, and unit adopts the levels structure, comprises four major parts: fresh air dehumidifying system, return air heat recovery system, secondary fresh air system, refrigeration system.
Fresh air dehumidifying system is positioned at unit lower floor, comprises the first fresh wind port A, surface cooler 3, evaporimeter 5, is positioned at drip tray 4, the second condenser 7, pressure fan 8 and the air outlet B of surface cooler 3 and evaporimeter 5 belows.The first new wind A of outdoor high temperature high humidity enters from a side, at first pass through surface cooler 3, by cool-down dehumidification, the new wind A of first after precooling is through the evaporimeter 5 further cool-down dehumidifications of quilt, be heated to blow a little through the second condenser 7 again, send into indoor finally by pressure fan 8, air outlet B.Surface cooler 3 connects (7～12 ℃) chilled water, for the air-conditioning system Energy Efficiency Ratio is provided, also can connect the chilled water (12～16 ℃) of other air-conditioner after out, perhaps directly connects the cold water (16～18 ℃) of high temperature cold water unit.
The secondary fresh air system is positioned at the unit upper strata, comprise new air-valve 9, the second fresh wind port D, before described the second fresh wind port D and air return system are connected in the first condenser 11 jointly, higher or return air amount hour when return air temperature, open new air-valve 9, introduce new wind from the second new wind D, increase the air quantity through the first condenser 11, reduce condensation temperature, improve Energy Efficiency Ratio.。
The return air heat recovery system is positioned at the unit upper strata, comprises return air inlet C, the first condenser 11, compressor 1, exhaust blower 2, is positioned at the liquid distribution 10 of the first condenser 11 tops.Indoor return air enters through return air inlet C, through the first condenser 11, after absorbing the condenser heat of the first condenser 11 discharges, is expelled to outdoor through exhaust blower 2.Liquid distribution 10 is connected with drip tray 4, and the condensed water in drip tray 4 spray to the first condenser 11, is infiltrated the first condenser 11 surfaces, increases heat transfer effect, and humidification return air simultaneously carries out the recovery of latent heat (utilizing the psychrometric difference of return air) of return air.
Refrigeration system comprises compressor 1, expansion valve 6 and described evaporimeter 5, the first condenser 11, the second condenser 7.The outlet of compressor 1 is connected with the arrival end of the first condenser 11, the outlet of the first condenser 11 is connected with the arrival end of the second condenser 7, the port of export of the second condenser 7 is connected with the entrance point of expansion valve 6, the port of export of expansion valve 6 is connected in the entrance point of evaporimeter 5, and evaporimeter 5 is connecting compressor 1.Enter the first condenser 11 after coming the low-pressure low-temperature refrigerant vapour of flash-pot 5 to be compressed into the gas of HTHP by compressor 1, cooling by the first outer new wind A of the second condenser 7 again after cooling by the first condenser 11 outer return air C, the second new wind D, be condensed into the refrigerant liquid of cryogenic high pressure, become the liquid of low-temp low-pressure to enter evaporimeter 5 through expansion valve 6 throttlings, be evaporated to gas after the first new wind A picked-up heat in evaporimeter 5, sucked by compressor 1 again and compress, so circulation.
, open new air-valve 9, the second fresh wind port D and introduce new wind during higher than setting value when the condensing pressure of refrigeration system, reduce condensing pressure, unit eer is provided.
Claims (5)
1. heat recovery fresh air dehumidifier, comprise fresh air dehumidifying system, return air heat recovery system, refrigeration system, surface cooler (3), evaporimeter (5), the second condenser (7), pressure fan (8) and air outlet (B) that described fresh air dehumidifying system comprises the first fresh wind port (A), sets gradually; Described return air heat recovery system comprises return air inlet (C), the first condenser (11) that sets gradually, compressor (1), exhaust blower (2) and exhaust outlet (E); Described refrigeration system comprises compressor (1), expansion valve (6) and described evaporimeter (5), the first condenser (11), the second condenser (7), the outlet of compressor (1) is connected with the arrival end of the first condenser (11), the outlet of the first condenser (11) is connected with the arrival end of the second condenser (7), the port of export of the second condenser (7) is connected with the entrance point of expansion valve (6), the port of export of expansion valve (6) is connected with the entrance point of evaporimeter (5), and evaporimeter (5) connects compressor (1) again; It is characterized in that, also comprise the secondary fresh air system, this secondary fresh air system is connected with described return air heat recovery system.
2. heat recovery fresh air dehumidifier as claimed in claim 1, is characterized in that, described secondary fresh air system comprises new air-valve (9), the second fresh wind port (D), and it is front that described the second fresh wind port (D) and air return system are connected in the first condenser (11) jointly.
3. heat recovery fresh air dehumidifier as claimed in claim 1, is characterized in that, described heat recovery fresh air dehumidifier adopts the levels structure, and described fresh air dehumidifying system is positioned at lower floor, and described return air heat recovery system and secondary fresh air system are positioned at the upper strata.
4. heat recovery fresh air dehumidifier as described in arbitrary claim in claim 1 ~ 3, it is characterized in that, described fresh air dehumidifying system also comprises the drip tray that is arranged on surface cooler (3) and evaporimeter (5) below, and described return air heat recovery system also comprises the liquid distribution that is arranged on the first condenser (11) top.
5. heat recovery fresh air dehumidifier as claimed in claim 4, it is characterized in that, described the first fresh wind port (A), air outlet (B), the second fresh wind port (D), return air inlet (C), exhaust outlet (E) are arranged in same plane, lay respectively at the not ipsilateral of unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206402052U CN203010775U (en) | 2012-11-28 | 2012-11-28 | Heat-recovery fresh air dehumidifying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206402052U CN203010775U (en) | 2012-11-28 | 2012-11-28 | Heat-recovery fresh air dehumidifying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203010775U true CN203010775U (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206402052U Expired - Fee Related CN203010775U (en) | 2012-11-28 | 2012-11-28 | Heat-recovery fresh air dehumidifying machine |
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| Country | Link |
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| CN (1) | CN203010775U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017262A (en) * | 2012-11-28 | 2013-04-03 | 江苏高科应用科学研究所有限公司 | Heat recovery fresh air dehumidifier |
| CN103851707A (en) * | 2014-03-21 | 2014-06-11 | 无锡市汉马空调与通风设备有限公司 | All fresh air power heat recovery temperature-humidity adjusting air purifier |
| CN111043793A (en) * | 2019-12-17 | 2020-04-21 | 上海理工大学 | Double fresh air and double exhaust multifunctional swimming pool heat pump air conditioning unit |
-
2012
- 2012-11-28 CN CN2012206402052U patent/CN203010775U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017262A (en) * | 2012-11-28 | 2013-04-03 | 江苏高科应用科学研究所有限公司 | Heat recovery fresh air dehumidifier |
| CN103017262B (en) * | 2012-11-28 | 2015-06-10 | 江苏高科应用科学研究所有限公司 | Heat recovery fresh air dehumidifier |
| CN103851707A (en) * | 2014-03-21 | 2014-06-11 | 无锡市汉马空调与通风设备有限公司 | All fresh air power heat recovery temperature-humidity adjusting air purifier |
| CN111043793A (en) * | 2019-12-17 | 2020-04-21 | 上海理工大学 | Double fresh air and double exhaust multifunctional swimming pool heat pump air conditioning unit |
| CN111043793B (en) * | 2019-12-17 | 2021-07-13 | 上海理工大学 | Double fresh air and double exhaust multifunctional swimming pool heat pump air conditioning unit |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20181128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |