CN201652654U - Re-circulation evaporative cooling and air cooled heat pump combined chiller-heater unit - Google Patents
Re-circulation evaporative cooling and air cooled heat pump combined chiller-heater unit Download PDFInfo
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- CN201652654U CN201652654U CN2010201405996U CN201020140599U CN201652654U CN 201652654 U CN201652654 U CN 201652654U CN 2010201405996 U CN2010201405996 U CN 2010201405996U CN 201020140599 U CN201020140599 U CN 201020140599U CN 201652654 U CN201652654 U CN 201652654U
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Abstract
A re-circulation evaporative cooling and air cooled heat pump combined chiller-heater unit comprises a re-circulation evaporative cooling tower, an air cooled heat pump water chiller-heater unit and direct evaporative coolers, wherein inlet air of the re-circulation evaporative cooling tower is indoor conditioner exhausted air, the set position of the air cooled heat pump water chiller-heater unit leads the inlet air at one position of the air cooled heat pump water chiller-heater unit to come from exhausted air of the re-circulation evaporative cooling tower, and the three direct evaporative coolers are respectively disposed at other three air inlet face positions. In the combined chiller-heater unit, the indoor conditioner exhausted air is used as the inlet air of the re-circulation evaporative cooling tower, air purification treatment is less, and the temperature lower than the temperature of outdoor air is obtained by means of indoor exhausting, thereby increasing cooling efficiency. In summer, high-temperature cold water produced by the re-circulation evaporative cooling tower and low-temperature cold water produced by the air cooled heat pump water chiller-heater unit are proportionally mixed for cooling use, and in winter, the air cooled heat pump water chiller-heater unit is singularly started for warming, thereby realizing the function of dual purposes by one set of system.
Description
Technical field
The utility model belongs to air conditioner technical field, is specifically related to a kind of hot and cold water unit of forming based on recirculation wet cooling tower, air-cooled heat pump water chiller-heater units, direct evaporative cooler.
Background technology
What the air-conditioning system great majority adopted at present is traditional hot and cold water unit, and not only energy consumption is big for this, contaminated environment, and the low excessively condensed water phenomenon that is easy to generate of water temperature.In order to reach the requirement of national energy-saving and emission-reduction, present a part of radiation cooling system adopts cooling tower directly to utilize outdoor air to carry out wet exchange of heat and produces cooling water, utilize this regenerative resource of outdoor air to produce required cooling water, reach energy-conservation effect.But traditional cooling tower exists certain drawback, and the temperature drop of the cooling water that it is produced is limited, and limited by environmental condition, and cooling effect is undesirable, and is also unstable.
Summary of the invention
The purpose of this utility model is to provide a kind of hot and cold water unit that wet cooling tower and air-cooled heat pump combine that recycles, and it is integrated in addition to recycle wet cooling tower and air-cooled heat pump water chiller-heater units.Utilize summer the recirculation wet cooling tower to produce high temperature cold water, or mix mutually, satisfy the requirement of radiation cooling with low-temperature cold water that air-cooled heat pump is produced.Simultaneously, adopt air-cooled heat pump to produce hot water in the winter time, satisfy the requirement of radiant heating.
The technical scheme that the utility model adopted is, recirculation evaporative cooling and air-cooled heat pump combined type hot and cold water unit, and this combined type hot and cold water unit is formed by recycling wet cooling tower, air-cooled heat pump water chiller-heater units and direct evaporative cooler,
The recirculation wet cooling tower comprises the water tank that exhaust blower, water fender, nozzle, filler and bottom are provided with from top to bottom, is provided with the air inlet that feeds the room conditioning air draft between filler bottom and the water tank;
Air-cooled heat pump water chiller-heater units comprises condenser, evaporimeter and the compressor that constitutes the closed-loop path, also comprise the blower fan a of the air-cooled heat pump that top, loop is provided with and the blower fan b of air-cooled heat pump, the position that air-cooled heat pump water chiller-heater units is set makes place's air intake of air-cooled heat pump water chiller-heater units come from the air draft that recycles wet cooling tower, and other three air intake surface places are provided with direct evaporative cooler a, direct evaporative cooler b and direct evaporative cooler c respectively.
Characteristics of the present utility model also are,
Direct evaporative cooler a comprises that the water tank a of the nozzle a, the filler a that set gradually from top to bottom and bottom forms, and is provided with pipeline and is connected with nozzle a by water pump a in the water tank a.
Water tank is connected with water collector a by pipeline respectively with evaporimeter, water collector a is connected with user side by pipeline, the recirculation wet cooling tower is connected with water collector b by pipeline, user side also is connected with water knockout drum by pipeline, be used for backwater input water knockout drum with user side, water knockout drum is connected with water collector b with new blower fan group aerial cooler respectively by pipeline, and water collector b is connected with evaporimeter by one road pipeline, is connected with nozzle by another road pipeline.
Hot and cold water unit of the present utility model has the following advantages:
1. the recirculation wet cooling tower adopts the room conditioning air draft as intake air, different with the outdoor air that conventional cooling tower utilizes, the wet-bulb temperature of the air after precooling treatment is lower, can produce temperature more near the cold water of air dew point temperature, can be used for radiation cooling, the cooling effectiveness height.
2. adopt the room conditioning air draft as recirculation wet cooling tower intake air, therefore for outdoor air, the state of room conditioning air draft is more stable, thereby guarantees the stability of institute's cooling water.
3. three places are equipped with direct evaporative cooler in the air intake surface everywhere of the condenser of heat pump, the outdoor air that is inhaled into is carried out precooling treatment, air intake of another place's air intake surface is the air draft of recirculation wet cooling tower, thereby replaces the condensation efficiency of outdoor air air-cooled heat pump condenser when improving summer operation.Direct evaporative cooler also has good air cleaning effect, can avoid the influence of dust to condenser surface, improves the condensation radiating effect.
4. the low-temperature cold water produced of the high temperature cold water produced of wet cooling tower and air-cooled heat pump water chiller-heater units mixes by a certain percentage, make high temperature or the low-temperature cold water temperature stabilization and the needs that satisfy different water temperatures produced, and, realize the purpose that a covering device is dual-purpose for radiation air-conditioner provides hot and cold water the whole year.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model combined type hot and cold water unit;
Fig. 2 is the vertical view of Fig. 1.
Among the figure, 1 exhaust blower, 2 nozzles, 3 water fenders, 4 fillers, 5 air inlets, 6 water tanks, 7 water pumps, 8 evaporimeters, 9 compressors, 10 water pump a, 11 water tank a, 12 direct evaporative cooler a, 13 filler a, 14 nozzle a, 15 condensers, the blower fan a of 16 air-cooled heat pumps, the blower fan b of 17 air-cooled heat pumps, 18 recirculation wet cooling towers, 19 filler b, 20 direct evaporative cooler b, 21 air-cooled heat pump water chiller-heater units, 22 filler c, 23 direct evaporative cooler c, 24 water collector a, 25 water knockout drums, 26 water collector b.
The specific embodiment
The present invention is described in detail below in conjunction with the drawings and specific embodiments.
Combined type hot and cold water unit of the present utility model as shown in Figure 1, comprises recirculation wet cooling tower 18, air-cooled heat pump water chiller-heater units 21 and three direct evaporative coolers.Fig. 1, Fig. 2 are arranged in embodiment in the same cabinet with recirculation wet cooling tower, air-cooled heat pump water chiller-heater units and three direct evaporative coolers, have showed the relative position of recirculation wet cooling tower, air-cooled heat pump water chiller-heater units and three direct evaporative coolers.
Recirculation wet cooling tower 18 is used for producing summer high temperature cold water, and after the low-temperature cold water that high temperature cold water and air-cooled heat pump water chiller-heater units are produced mixed in water collector a 24, sends into user's radiation end by pipeline.Recirculation wet cooling tower 18 is made up of exhaust blower 1, water fender 3, nozzle 2, filler 4 and water tank 6 from top to bottom, the air inlet 5 that feeds the room conditioning air draft is set between filler 4 bottoms and the water tank 6, pipeline is set in the water tank 6 is connected with water collector a 24 by water pump 7.
Air-cooled heat pump water chiller-heater units 21 is used for producing summer low-temperature cold water, is used to produce hot water winter, and hot and cold water is sent into the user by water collector a24.Inside comprises condenser 15, evaporimeter 8 and the compressor 9 that constitutes the closed-loop path, and the top in loop is provided with the blower fan a16 of air-cooled heat pump and the blower fan b 17 of air-cooled heat pump.The position that is provided with of air-cooled heat pump water chiller-heater units 21 makes place's air intake come from the air draft that recycles wet cooling tower.Other three air intake surface places in air-cooled heat pump water chiller-heater units 21 are provided with direct evaporative cooler a12, direct evaporative cooler b 20 and direct evaporative cooler c 23 respectively.
The layout of this structure is in order to reduce the temperature of air-cooled heat pump condenser air intake, raising condensation efficiency, and then the Energy Efficiency Ratio of raising air-cooled heat pump water chiller-heater units.Simultaneously, direct evaporative cooler also plays the catharsis to outdoor air, avoids dust to drop on condenser heat exchanger tube surface, influences the condensation radiating effect.
Direct evaporative cooler a 12 is made up of the water tank a11 of nozzle a14, filler a13 and bottom from top to bottom successively, pipeline is set in the water tank a11 is connected with nozzle a14 by water pump a 10.The structure of direct evaporative cooler b20 and the direct evaporative cooler c23 structure with direct evaporative cooler b 10 respectively is identical.
The high temperature cold water produced of recirculation wet cooling tower 18 is sent among the water collector a24 by pipeline with the low-temperature cold water that air-cooled heat pump water chiller-heater units 21 is produced, in water collector a24 according to sending into the user after certain ratio mixing.Send into water knockout drum 25 from the water that user's end comes out, water knockout drum 25 is sent into a part of water in the new blower fan group aerial cooler then, and another part is sent among the water collector b26.A part is sent into the nozzle 2 that recycles wet cooling tower by pipeline in water collector b26, and another part is sent in the evaporimeter 8 of air-cooled heat pump water chiller-heater units.
The course of work of the compound hot and cold water unit of the utility model:
1, the air system work process is divided into following four loops during summer operation:
1) the room conditioning air draft is successively through air inlet 5, recirculation wet cooling tower 18, water fender 3, and exhaust blower 1 is discharged via the blower fan a16 of air-cooled heat pump and the blower fan b17 of air-cooled heat pump through the condenser 21 of air-cooled heat pump at last.Room conditioning air draft air at first carries out the wet exchange of heat in the wet cooling tower 18 in recirculation in this process, promptly makes the high temperature cold water air draft more much lower than room conditioning temperature of outgoing air of getting back at this moment.
2) outdoor air is discharged by the blower fan a 16 of air-cooled heat pump and the blower fan b 17 of air-cooled heat pump at last through the condenser 15 of direct evaporative cooler a12, air-cooled heat pump successively.Outdoor air in this process has carried out precooling treatment in direct evaporative cooler a12.
3) outdoor air is discharged by the blower fan a 16 of air-cooled heat pump and the blower fan b17 of air-cooled heat pump at last through the condenser 15 of direct evaporative cooler b20, air-cooled heat pump successively.Outdoor air in this process has carried out precooling treatment in direct evaporative cooler b20.
4) outdoor air is discharged by the blower fan a 16 of air-cooled heat pump and the blower fan b 17 of air-cooled heat pump at last through the condenser 15 of direct evaporative cooler c23, air-cooled heat pump successively.Outdoor air in this process has carried out precooling treatment in direct evaporative cooler c23.
2, the flow process of water system during summer operation:
The high temperature cold water that recirculation wet cooling tower 18 is produced is mixed in water collector a24 with the low-temperature cold water that air-cooled heat pump water chiller-heater units 21 is produced in proportion, is user's cooling then, gets back to water knockout drum 25 by the user at last; A part of low-temperature cold water leads to new blower fan group aerial cooler in the water knockout drum 25, gets back to water collector b 26 at last, and other backwater is got back to water collector b 26 at last through miscellaneous equipment.Finally continue spray from a part of by a certain percentage nozzle 2 of getting back to recirculation devaporizer 18 of water collector b26, another part is got back in the evaporimeter 8 of air-cooled heat pump.
3, during winter operation, recirculation wet cooling tower 18 and three direct evaporative cooler a12, direct evaporative cooler b20, direct evaporative cooler c23 quit work, and only adopt air-cooled heat pump water chiller-heater units 21 work to come the heating for the user.The hot water that this moment, air-cooled heat pump water chiller-heater units 21 was produced is sent to the user through water collector a24, gets back to water knockout drum 25 then and returns the evaporimeter 8 that water collector b26 gets back to air-cooled heat pump at last.
Claims (3)
1. recirculation evaporative cooling and air-cooled heat pump combined type hot and cold water unit is characterized in that, this combined type hot and cold water unit is made up of recirculation wet cooling tower (18), air-cooled heat pump water chiller-heater units (21) and direct evaporative cooler,
Described recirculation wet cooling tower (18) comprises the water tank (6) that exhaust blower (1), water fender (3), nozzle (2), filler (4) and bottom are provided with from top to bottom, is provided with the air inlet (5) that feeds the room conditioning air draft between filler (4) bottom and the water tank (6);
Described air-cooled heat pump water chiller-heater units (21) comprises condenser (15), evaporimeter (8) and the compressor (9) that constitutes the closed-loop path, the blower fan a(16 that also comprises the air-cooled heat pump that top, loop is provided with) and the blower fan b(17 of air-cooled heat pump), the position that air-cooled heat pump water chiller-heater units (21) is set makes place's air intake of air-cooled heat pump water chiller-heater units (21) come from the air draft that recycles wet cooling tower, and other three air intake surface places are provided with direct evaporative cooler a(12 respectively), direct evaporative cooler b(20) and direct evaporative cooler c(23).
2. according to the described combined type hot and cold water of claim 1 unit, it is characterized in that, described direct evaporative cooler a(12) comprise the nozzle a(14 that sets gradually from top to bottom), filler a(13) and the water tank a(11 of bottom) form water tank a(11) in pipeline is set by water pump a(10) with nozzle a(14) be connected.
3. according to the described combined type hot and cold water of claim 1 unit, it is characterized in that, described water tank (6) and evaporimeter (8) are respectively by pipeline and water collector a(24) be connected, water collector a(24) is connected with user side by pipeline, described recirculation wet cooling tower (18) is by pipeline and water collector b(26) be connected, user side also is connected with water knockout drum (25) by pipeline, be used for backwater input water knockout drum (25) with user side, water knockout drum (25) by pipeline respectively with new blower fan group aerial cooler and water collector b(26) be connected, water collector b(26) is connected with evaporimeter (8) by one road pipeline, is connected with nozzle (2) by another road pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201405996U CN201652654U (en) | 2010-03-25 | 2010-03-25 | Re-circulation evaporative cooling and air cooled heat pump combined chiller-heater unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201405996U CN201652654U (en) | 2010-03-25 | 2010-03-25 | Re-circulation evaporative cooling and air cooled heat pump combined chiller-heater unit |
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| CN201652654U true CN201652654U (en) | 2010-11-24 |
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|---|---|---|---|
| CN2010201405996U Expired - Fee Related CN201652654U (en) | 2010-03-25 | 2010-03-25 | Re-circulation evaporative cooling and air cooled heat pump combined chiller-heater unit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589065A (en) * | 2012-02-15 | 2012-07-18 | 西安工程大学 | Evaporative cooling precooling and thermal siphon combined composite cooling system |
| CN103017287A (en) * | 2012-11-28 | 2013-04-03 | 于向阳 | Ventilating and heat removing device, and energy-saving device and method for air conditioner |
| CN104121676A (en) * | 2014-08-07 | 2014-10-29 | 珠海格力电器股份有限公司 | Fresh air handling unit and temperature and humidity adjusting method |
| CN107990444A (en) * | 2017-11-29 | 2018-05-04 | 北京百度网讯科技有限公司 | Refrigeration system |
-
2010
- 2010-03-25 CN CN2010201405996U patent/CN201652654U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589065A (en) * | 2012-02-15 | 2012-07-18 | 西安工程大学 | Evaporative cooling precooling and thermal siphon combined composite cooling system |
| CN102589065B (en) * | 2012-02-15 | 2014-01-01 | 西安工程大学 | Evaporative cooling precooling and thermal siphon combined composite cooling system |
| CN103017287A (en) * | 2012-11-28 | 2013-04-03 | 于向阳 | Ventilating and heat removing device, and energy-saving device and method for air conditioner |
| CN103017287B (en) * | 2012-11-28 | 2017-04-12 | 于向阳 | Ventilating and heat removing device, and energy-saving device and method for air conditioner |
| CN104121676A (en) * | 2014-08-07 | 2014-10-29 | 珠海格力电器股份有限公司 | Fresh air handling unit and temperature and humidity adjusting method |
| CN104121676B (en) * | 2014-08-07 | 2020-02-14 | 珠海格力电器股份有限公司 | Fresh air handling unit and temperature and humidity adjusting method |
| CN107990444A (en) * | 2017-11-29 | 2018-05-04 | 北京百度网讯科技有限公司 | Refrigeration system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20101124 Termination date: 20130325 |