CN207662012U - A kind of refrigeration system of absorption and steam compressed combination - Google Patents
A kind of refrigeration system of absorption and steam compressed combination Download PDFInfo
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- CN207662012U CN207662012U CN201721898183.9U CN201721898183U CN207662012U CN 207662012 U CN207662012 U CN 207662012U CN 201721898183 U CN201721898183 U CN 201721898183U CN 207662012 U CN207662012 U CN 207662012U
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Abstract
The utility model is related to the refrigeration systems of a kind of absorption and steam compressed combination, compressor, devaporizer, throttle valve, evaporator including being in turn connected to form Vapor Compression Refrigeration Cycle, further include the first adsorbent bed for being in turn connected to form the first sorption cycle, the first adsorption condensing device, the first absorption evaporator, the condensation heat of the devaporizer release provides heat for the first adsorbent bed.The utility model can utilize vapor compression refrigeration on daytime, and save cold by recycling the condensation heat generated during vapor compression refrigeration, utilize saved cold to freeze at night, to energy saving.
Description
Technical field
The utility model is related to refrigeration technology fields, and in particular to the refrigeration system of a kind of absorption and steam compressed combination.
Background technology
Summer day sunshine is strong and the time is long, and temperature is high, and public building central air-conditioning load is big；Night temperature is relatively
Low, central air-conditioning load is low.In the process of running, the simple electric energy energy consumption that consumes is big, and is needed when obtaining cold for central air-conditioning
A large amount of condensation heat is discharged, not only increases the thermal pollution in city, and air-conditioner efficiency is low.Conventional energy saving way is to use to avoid the peak hour
Electricity consumption and Water cold storage technology, but the power consumption of central air-conditioning is still very big, and financial burden is caused to user.
Adsorptive refrigeration technology have it is environmental-friendly, using the clear superiorities such as low-grade heat source, operating cost be low, meet
Current social is to environmental requirement.Such as application No. is a kind of ice storage adsorption heat recycling air-conditioner of CN201110454931, will adsorb
Refrigeration and vapor compression refrigeration are together in series co-operation；For another example application No. is a kind of absorption-machineries of CN201010581180
Coupling refrigeration and cold accumulation system are compressed, the shell-tube evaporator parallel connection in cold-accumulating box and vapor compression refrigeration in absorption refrigeration rises
Come.Two parts of patent documents disclose the pattern for being combined absorbing refrigeration system and vapor compression refrigeration system, but two
System shares refrigerant, cannot individually control, and can not cooperate well, not account for actual demand and system output
Matching and adaptability adjusting, and for temperature fluctuation larger heat source and low-grade heat source, cannot make full use of
The cold for exporting continuous-stable, limits absorption type refrigerating application range.
Utility model content
The utility model is in order to overcome at least one defect described in the above-mentioned prior art（It is insufficient）, provide it is a kind of absorption and
The refrigeration system of steam compressed combination can utilize vapor compression refrigeration on daytime, and by recycling vapor compression refrigeration process
The condensation heat of middle generation saves cold, and saved cold is utilized to freeze at night, to energy saving.
To realize the purpose of this utility model, it is achieved using following technical scheme：
A kind of refrigeration system of absorption and steam compressed combination, including it is in turn connected to form the pressure of Vapor Compression Refrigeration Cycle
Contracting machine, devaporizer, throttle valve, evaporator further include the first adsorbent bed for being in turn connected to form the first sorption cycle, first
Adsorption condensing device, the first absorption evaporator, the condensation heat of the devaporizer release provide heat for the first adsorbent bed.
The vapor compression refrigeration that first refrigerant is formed by connecting in compressor, devaporizer, throttle valve, evaporator follows
It is recycled in ring, second refrigerant adsorbs first that evaporator is formed by connecting in the first adsorbent bed, the first adsorption condensing device, first
It is recycled in sorption cycle.
On daytime, temperature is higher, and the cooling load of refrigeration system is larger, and Vapor Compression Refrigeration Cycle unlatching is freezed,
The vapour cooler in Vapor Compression Refrigeration Cycle can release a large amount of condensation heat at this time, and the first adsorbent bed can absorb the condensation
Heat is increased with the temperature of the first adsorbent bed, and the adsorbent in the first adsorbent bed declines the adsorption capacity of second refrigerant, the
Second refrigerant pressure in one sorption cycle increases, and liquid is condensed into the first adsorption condensing device after reaching condensing pressure,
To carry out desorption process of cool.It is effectively recycled using first adsorbent bed in daytime and is discharged in vapor compression refrigeration cycles
Condensation heat can be to save cold at night.
At night, temperature is relatively low, and the cooling load of refrigeration system is smaller, and Vapor Compression Refrigeration Cycle stopping is freezed,
First adsorbent bed natural cooling at this time is reduced with the temperature of the first adsorbent bed, and the adsorbent pair second in the first adsorbent bed is made
The adsorption capacity of cryogen rises, and the second refrigerant pressure in the first sorption cycle reduces, and is steamed in the first absorption evaporator
Gaseous state is sent out into, to carry out desorption refrigeration process.At night, Vapor Compression Refrigeration Cycle is stopped, and is inhaled using daytime first
The saved cold of attached cycle freezes, can be energy saving.
Further, the refrigeration system further includes external heat source, the second cooling blower and is in turn connected to form second
Second adsorbent bed of sorption cycle, the second adsorption condensing device, the second absorption evaporator, external heat source are used to carry for the second adsorbent bed
Heating load, the second cooling blower is for cooling down the second adsorbent bed.
Third refrigerant adsorbs second that evaporator is formed by connecting in the second adsorbent bed, the second adsorption condensing device, second
It is recycled in sorption cycle.
On daytime, temperature is higher, and the cooling load of refrigeration system is larger, and Vapor Compression Refrigeration Cycle unlatching is freezed,
First adsorbent bed can absorb generated condensation heat in Vapor Compression Refrigeration Cycle, and the first sorption cycle carries out desorption cold-storage mistake
Journey；Start the second cooling blower simultaneously, the second cooling blower can cool down the second adsorbent bed, and the second sorption cycle carries out absorption refrigeration
Process.On daytime, for Vapor Compression Refrigeration Cycle as main refrigeration cycle, the second sorption cycle carries out auxiliary cooling cycle, the
One sorption cycle carries out cold-storage, can mitigate the power supply pressure of peak times of power consumption on daytime, and effectively recycling is steamed in daytime
The condensation heat discharged in hair compression refrigeration cycle can be to save cold at night.
At night, temperature is relatively low, and the cooling load of refrigeration system is smaller, and Vapor Compression Refrigeration Cycle stopping is freezed,
First adsorbent bed natural cooling at this time, the first sorption cycle carry out desorption refrigeration process；Start external heat source, the second absorption simultaneously
Bed absorbs the heat of external heat source, and the second sorption cycle carries out desorption process of cool.At night, Vapor Compression Refrigeration Cycle stops
Work, is freezed using the cold that daytime, the first sorption cycle was saved, and can save energy consumption, and the second absorption at night
The heat of cyclic absorption external heat source can be to save cold daytime.
The refrigerant of Vapor Compression Refrigeration Cycle and the first sorption cycle, the second sorption cycle is independent from each other, mutually not
It influences, therefore can independently control its operating mode in daytime, evening.It can be using only Vapor Compression Refrigeration Cycle
Refrigeration can also freeze using only the first sorption cycle or the second sorption cycle, can also utilize vapor compression refrigeration simultaneously
Cycle and the second sorption cycle are freezed together, to keep refrigeration system more energy saving, more efficient.
Further, first adsorbent bed is equipped with standby heat source, for providing heat for the first adsorbent bed auxiliary.
The first adsorbent bed of standby heat source pair heats, and can improve the adsorbent of the first adsorbent bed to second refrigerant
Adsorption capacity, namely improve the cold saved in the first sorption cycle.Therefore can according to the practical refrigeration demand in evening,
The cold saved in the first sorption cycle is adjusted by standby heat source.
When the cold saved after the first adsorbent bed absorption on daytime vapour cooler released condensation heat, it is not enough to maintain
When the refrigeration effect in entire evening, the first adsorbent bed of standby heat source pair may be used and heat, make the first sorption cycle in evening
On run out of the cold saved daytime after, be again introduced into desorption process of cool.
In order to ensure after the first sorption cycle runs out of the cold saved daytime at night, lasting system is still maintained
It is cold, the second adsorbent bed can be cooled down by the second cooling blower, the second sorption cycle is made to enter Process of Adsorption, using at night
The cold saved by the heat of external heat source freezes.
Further, first adsorbent bed is equipped with the first cooling blower, for cooling down the first adsorbent bed.
At night, Vapor Compression Refrigeration Cycle stopping is freezed, and needs to the first adsorbent bed cool down at this time just may be used
So that the first sorption cycle carries out Process of Adsorption.If by natural cooling, cooling efficiency can be relatively low.At the first adsorbent bed
The first cooling blower is added, the cooling velocity of the first adsorbent bed can be accelerated, improves the absorption refrigeration efficiency of the first sorption cycle.
Further, the devaporizer includes Sprayer Circulation device, and the Sprayer Circulation device setting is cold in evaporation
But between device and the first adsorbent bed.
In order to allow the first adsorbent bed fully to absorb the condensation heat of devaporizer release, filled by Sprayer Circulation
It sets, cooling water is sprayed on devaporizer, so that cooling water is fully exchanged heat with devaporizer, absorb devaporizer
Cooling water flow to the first adsorbent bed again, to improve the first adsorbent bed to the utilization rate of condensation heat.
Further, the Sprayer Circulation device includes nozzle, water circulating pump, drip tray, pipeline, and water circulating pump is mounted on
On pipeline, nozzle is connected with the outlet of pipeline and towards devaporizer, and the first adsorbent bed is arranged in the lower section of devaporizer,
Drip tray is connected with the entrance of pipeline and is arranged in the lower section of the first adsorbent bed.
Cooling water is equably sprinkled upon on devaporizer, by being sprayed from the nozzle of pipeline exit after pipeline with evaporation
Cooler is adequately exchanged heat；The cooling water for absorbing condensation heat flows under devaporizer down under gravity
First adsorbent bed of side is simultaneously adequately exchanged heat with the first adsorbent bed, and the first absorption bed tempertaure is made to increase；With the first adsorbent bed
Condensed water after heat exchange is gathered in the drip tray below the first adsorbent bed, power of the cooling water in drip tray in water circulating pump
It is again introduced into pipeline under effect and carries out Sprayer Circulation.
Further, the refrigeration system further includes cabinet, the devaporizer, the first adsorbent bed, the first cooling wind
Machine, nozzle, drip tray are arranged in cabinet, and the lateral wall of cabinet is equipped with air grid, and roof is equipped with ventilation opening.
The condensation heat that devaporizer is discharged will not all be cooled water absorption, and condensation heat is not scattered away completely can shadow
Ring the refrigerating efficiency to Vapor Compression Refrigeration Cycle, waste of energy.Therefore, air grid is added in the outer wall of cabinet, first
Under the action of cooling blower, cabinet extraneous air enters interior of equipment cabinet from air grid, and it is surplus to absorb interior of equipment cabinet devaporizer
After remaining condensation heat, outside ventilation opening discharge cabinet.
Preferably, the air grid is multiple, is uniformly arranged on the lateral wall of cabinet.In order to make to enter the sky in cabinet
Gas can as often as possible take away the unabsorbed remaining condensation heat of devaporizer, in the air grating that cabinet lateral wall is uniformly arranged
Grid so that cabinet extraneous air can enter in cabinet evenly dispersedly, and be coated on around devaporizer, fully absorb surplus
Remaining condensation heat.
Further, at least in the configuration of one of the first absorption evaporator, the second absorption evaporator, evaporator
There is wind turbine.
The upper configuration wind turbine of at least one of evaporator, the second absorption evaporator, evaporator is adsorbed first, can be forced
Outdoor fresh air or indoor return air is allowed to be carried out by least one of the first absorption evaporator, the second absorption evaporator, evaporator
Temperature drop and dehumidifying, then it is discharged into the interior for needing to adjust aerial temperature and humidity.
Preferably, set wind turbine forced air is followed by the first absorption evaporator, the second absorption evaporator, evaporator.
Forced air first passes through the first absorption evaporator and the second absorption evaporator, using evaporator, can preferentially utilize first to inhale
The cold that attached cycle or the second sorption cycle are stored freezes, and Vapor Compression Refrigeration Cycle is recycled to freeze, to
Improve the effective rate of utilization of energy.
The operation principle of above-mentioned refrigeration system is as follows：
When cooling load is larger, starts Vapor Compression Refrigeration Cycle refrigeration, discharged in Vapor Compression Refrigeration Cycle
Condensation heat makes the first absorption bed tempertaure increase, and the first sorption cycle carries out desorption cold-storage, while the second adsorbent bed is in the second cooling
Temperature reduces under the cooling effect of wind turbine, and the second sorption cycle carries out absorption refrigeration.
When cooling load is smaller, stop Vapor Compression Refrigeration Cycle refrigeration, the first adsorbent bed natural cooling act on or
Temperature reduces under the cooling effect of first cooling blower, and the first sorption cycle carries out absorption refrigeration, and the second adsorbent bed is in external warm
Temperature increases under the heat effect in source, and the second sorption cycle carries out desorption cold-storage.
On daytime, temperature is higher, and cooling load is larger, is recycled during Vapor Compression Refrigeration Cycle generated cold
Solidifying heat, the first sorption cycle saves cold using the refrigeration that the condensation heat is evening, while the second sorption cycle is steam compressed
On the basis of refrigeration cycle is as main refrigeration cycle, auxiliary cooling is carried out.
At night, temperature is relatively low, and cooling load is smaller, stops Vapor Compression Refrigeration Cycle, is existed using the first sorption cycle
The cold saved daytime freezes, while the second sorption cycle is cold using the refrigeration savings that the heat of extra power is daytime
Amount.
By it is above-mentioned to Vapor Compression Refrigeration Cycle, the first sorption cycle, the second sorption cycle daytime and evening not
With control, the power supply pressure of peak times of power consumption on daytime can be mitigated, and keep refrigeration system more energy saving, more efficient.
When daytime condensation heat that the first adsorbent bed is absorbed it is insufficient or evening cooling load improves, the first adsorbent bed is spare
Temperature increases under the heat effect of heat source, and the first sorption cycle carries out desorption cold-storage.
The first adsorbent bed of standby heat source pair heats, and can improve the adsorbent of the first adsorbent bed to second refrigerant
Adsorption capacity, namely improve the cold saved in the first sorption cycle.Therefore can according to the practical refrigeration demand in evening,
The cold saved in the first sorption cycle is adjusted by standby heat source.
Compared with prior art, the advantageous effect of technical solutions of the utility model is：
（1）Daytime the first sorption cycle using the condensation heat in Vapor Compression Refrigeration Cycle carry out desorption cold-storage, in evening
Upper first sorption cycle is freezed using the cold saved daytime, to keep refrigeration system energy saving, efficient；
（2）The second sorption cycle carries out desorption cold-storage using the heat of external heat source at night, in vapour pressure contraction on daytime
For SAPMAC method as main refrigeration cycle, cold that the second sorption cycle was saved using evening, can be with as auxiliary cooling cycle
Mitigate the power supply pressure of peak times of power consumption on daytime；
（3）By the setting of standby heat source, the cold saved in the first sorption cycle can be improved, to solve vapour pressure
The problem of condensation heat deficiency in contraction SAPMAC method and lead to the problem of refrigerating capacity deficiency since evening cooling load improves.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model embodiment.
Explanation：1. compressor；2. devaporizer；10. wind turbine；22. nozzle；23. water circulating pump；24. drip tray；25.
Pipeline；26. cabinet；27. air grid；28. ventilation opening；3. throttle valve；4. evaporator；51. the first adsorbent bed；52. second inhales
Attached bed；61. the first adsorption condensing device；62. the second adsorption condensing device；71. the first absorption evaporator；72. the second absorption evaporator；
81. standby heat source；82. external heat source；91. the first cooling blower；92. the second cooling blower.
Specific implementation mode
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；
In order to more preferably illustrate that the present embodiment, the certain components of attached drawing have omission, zoom in or out, actual product is not represented
Size；
To those skilled in the art, it is to be appreciated that certain known features and its explanation, which may be omitted, in attached drawing
's.
In the description of the present invention, it should be understood that in addition, term " first ", " second " are only used for description mesh
, it is not understood to indicate or imply relative importance or implies the quantity of indicated technical characteristic.It limits as a result,
One or more this feature can be expressed or be implicitly included to the feature of " first ", " second ".In retouching for the utility model
In stating, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also be to be indirectly connected with by intermediary, it can be with
Say the connection inside two elements.For the ordinary skill in the art, it can understand that above-mentioned term exists with concrete condition
The concrete meaning of the utility model.
The technical solution of the utility model is described further with reference to the accompanying drawings and examples.
Embodiment
As shown in Figure 1, the refrigeration system of a kind of absorption and steam compressed combination, including it is in turn connected to form vapour pressure contraction
Compressor 1, devaporizer 2, throttle valve 3, the evaporator 4 of SAPMAC method, further include being in turn connected to form the first sorption cycle
First adsorbent bed 51, the first adsorption condensing device 6161, first adsorb evaporator 71, the condensation heat that the devaporizer 2 discharges
Heat is provided for the first adsorbent bed 51.
The vapour pressure contraction that first refrigerant is formed by connecting in compressor 1, devaporizer 2, throttle valve 3, evaporator 4
It is recycled in SAPMAC method, second refrigerant connects in the first adsorbent bed 51, the first adsorption condensing device 6161, first absorption evaporator 71
It is recycled in first sorption cycle made of connecing.
On daytime, temperature is higher, and the cooling load of refrigeration system is larger, and Vapor Compression Refrigeration Cycle unlatching is freezed,
The vapour cooler in Vapor Compression Refrigeration Cycle can release a large amount of condensation heat at this time, and the first adsorbent bed 51 can absorb the condensation
Heat is increased with the temperature of the first adsorbent bed 51, and the adsorbent in the first adsorbent bed 51 is under the adsorption capacity of second refrigerant
Drop, the second refrigerant pressure in the first sorption cycle increase, and reach cold in the first adsorption condensing device 6161 after condensing pressure
Liquid is congealed into, to carry out desorption process of cool.In daytime vapor compression refrigeration is effectively recycled using the first adsorbent bed 51
The condensation heat discharged in cycle can be to save cold at night.
At night, temperature is relatively low, and the cooling load of refrigeration system is smaller, and Vapor Compression Refrigeration Cycle stopping is freezed,
First adsorbent bed, 51 natural cooling at this time reduces, the adsorbent pair in the first adsorbent bed 51 with the temperature of the first adsorbent bed 51
The adsorption capacity of second refrigerant rises, and the second refrigerant pressure in the first sorption cycle reduces, and in the first absorption evaporation
Gaseous state is flashed in device 71, to carry out desorption refrigeration process.At night, Vapor Compression Refrigeration Cycle is stopped, using white
The cold that its first sorption cycle is saved freezes, can be energy saving.
Further, the refrigeration system further includes external heat source 82, the second cooling blower 92 and is in turn connected to form
Second adsorbent bed 52 of the second sorption cycle, the second adsorption condensing device 62, second adsorb evaporator 72, and external heat source 82 is for being
Second adsorbent bed 52 provides heat, and the second cooling blower 92 is for cooling down the second adsorbent bed 52.
Third refrigerant is formed by connecting in the second adsorbent bed 52, the second adsorption condensing device 62, second absorption evaporator 72
The second sorption cycle in recycle.
On daytime, temperature is higher, and the cooling load of refrigeration system is larger, and Vapor Compression Refrigeration Cycle unlatching is freezed,
First adsorbent bed 51 can absorb generated condensation heat in Vapor Compression Refrigeration Cycle, and the first sorption cycle carries out desorption cold-storage mistake
Journey；Start the second cooling blower 92 simultaneously, the second cooling blower 92 can cool down the second adsorbent bed 52, and the second sorption cycle is inhaled
Attached process of refrigerastion.On daytime, as main refrigeration cycle, the second sorption cycle carries out auxiliary cooling and follows Vapor Compression Refrigeration Cycle
Ring, the first sorption cycle carry out cold-storage, can mitigate the power supply pressure of peak times of power consumption on daytime, and effectively returned in daytime
The condensation heat discharged in vapor compression refrigeration cycles is received, can be to save cold at night.
At night, temperature is relatively low, and the cooling load of refrigeration system is smaller, and Vapor Compression Refrigeration Cycle stopping is freezed,
First adsorbent bed, 51 natural cooling at this time, the first sorption cycle carry out desorption refrigeration process；While starting external heat source 82, second
Adsorbent bed 52 absorbs the heat of external heat source 82, and the second sorption cycle carries out desorption process of cool.At night, vapor compression refrigeration
Cycle is stopped, and is freezed using the cold that daytime, the first sorption cycle was saved, can save energy consumption, and at night
Second sorption cycle absorbs the heat of external heat source 82, can be to save cold daytime.
The refrigerant of Vapor Compression Refrigeration Cycle and the first sorption cycle, the second sorption cycle is independent from each other, mutually not
It influences, therefore can independently control its operating mode in daytime, evening.It can be using only Vapor Compression Refrigeration Cycle
Refrigeration can also freeze using only the first sorption cycle or the second sorption cycle, can also utilize vapor compression refrigeration simultaneously
Cycle and the second sorption cycle are freezed together, to keep refrigeration system more energy saving, more efficient.
Further, first adsorbent bed 51 is equipped with standby heat source 81, for providing heat for the first adsorbent bed 51 auxiliary
Amount.
Standby heat source 81 heats the first adsorbent bed 51, and the adsorbent pair second that can improve the first adsorbent bed 51 is made
The adsorption capacity of cryogen, namely improve the cold saved in the first sorption cycle.It therefore can be according to the practical system in evening
Cold demand adjusts the cold saved in the first sorption cycle by standby heat source 81.
The cold saved after the first adsorbent bed 51 absorbs vapour cooler released condensation heat on daytime, is not enough to tie up
When holding the refrigeration effect in entire evening, standby heat source 81 may be used, the first adsorbent bed 51 is heated, the first absorption is made to follow
After ring runs out of the cold saved daytime at night, it is again introduced into desorption process of cool.
In order to ensure after the first sorption cycle runs out of the cold saved daytime at night, lasting system is still maintained
It is cold, the second adsorbent bed 52 can be cooled down by the second cooling blower 92, so that the second sorption cycle is entered Process of Adsorption, utilize
The cold saved at night by the heat of external heat source 82 freezes.
Further, first adsorbent bed 51 is equipped with the first cooling blower 91, for cooling down the first adsorbent bed 51.
At night, Vapor Compression Refrigeration Cycle stopping is freezed, and needs to carry out cooling ability to the first adsorbent bed 51 at this time
The first sorption cycle can be made to carry out Process of Adsorption.If by natural cooling, cooling efficiency can be relatively low.In the first adsorbent bed
The first cooling blower 91 is added at 51, can accelerate the cooling velocity of the first adsorbent bed 51, improves the absorption of the first sorption cycle
Refrigerating efficiency.
Further, the devaporizer 2 includes Sprayer Circulation device, and the Sprayer Circulation device setting is cold in evaporation
But between device 2 and the first adsorbent bed 51.
In order to allow the first adsorbent bed 51 fully to absorb the condensation heat of the release of devaporizer 2, pass through Sprayer Circulation
Cooling water is sprayed on devaporizer 2 by device, and cooling water is made fully to exchange heat with devaporizer 2, and it is cold to absorb evaporation
But the cooling water of device 2 flows to the first adsorbent bed 51 again, to improve utilization rate of first adsorbent bed 51 to condensation heat.
Further, the Sprayer Circulation device includes nozzle 22, water circulating pump 23, drip tray 24, pipeline 25, recirculated water
Pump 23 is mounted on pipeline 25, and nozzle 22 is connected with the outlet of pipeline 25 and towards devaporizer 2, and the first adsorbent bed 51 is arranged
In the lower section of devaporizer 2, drip tray 24 is connected with the entrance of pipeline 25 and is arranged in the lower section of the first adsorbent bed 51.
Cooling water by after pipeline 25 from the nozzle 22 in 25 exit of pipeline spray, be equably sprinkled upon on devaporizer 2,
It is adequately exchanged heat with devaporizer 2；The cooling water for absorbing condensation heat flows to evaporating under gravity down
First adsorbent bed 51 of 2 lower section of cooler is simultaneously adequately exchanged heat with the first adsorbent bed 51, and 51 temperature liter of the first adsorbent bed is made
It is high；Condensed water after exchanging heat with the first adsorbent bed 51 is gathered in the drip tray 24 of 51 lower section of the first adsorbent bed, in drip tray 24
Cooling water water circulating pump 23 power effect under be again introduced into pipeline 25 carry out Sprayer Circulation.
Further, the refrigeration system further includes cabinet 26, and the devaporizer 2, the first adsorbent bed 51, first are cold
But wind turbine 91, nozzle 22, drip tray 24 are arranged in cabinet 26, and the lateral wall of cabinet 26 is equipped with air grid 27, and roof is equipped with
Ventilation opening 28.
The condensation heat that devaporizer 2 is discharged will not all be cooled water absorption, and condensation heat do not scattered away meeting completely
Influence the refrigerating efficiency of Vapor Compression Refrigeration Cycle, waste of energy.Therefore, air grid 27 is added in the outer wall of cabinet 26,
Under the action of the first cooling blower 91,26 extraneous air of cabinet enters from air grid 27 inside cabinet 26, absorbs cabinet 26
After 2 remaining condensation heat of inner evaporative cooling device, it is discharged outside cabinet 26 from ventilation opening 28.
Preferably, the air grid 27 is multiple, is uniformly arranged on the lateral wall of cabinet 26.In order to make to enter cabinet 26
Interior air can as often as possible take away the unabsorbed remaining condensation heat of devaporizer 2, uniformly be set in 26 lateral wall of cabinet
The air grid 27 set so that 26 extraneous air of cabinet can enter in cabinet 26 evenly dispersedly, and be coated on evaporation cooling
Around device 2, remaining condensation heat is fully absorbed.
Further, at least it is described first absorption evaporator 71, second adsorb evaporator 72, evaporator 4 wherein one
It is a to be configured with wind turbine 10.
The upper configuration wind turbine 10 of at least one of evaporator 72, evaporator 4 is adsorbed in the first absorption evaporator 71, second,
It can force that outdoor fresh air or indoor return air is allowed to adsorb in evaporator 72, evaporator 4 by the first absorption evaporator 71, second
At least one progress temperature drop and dehumidifying, then it is discharged into the interior for needing to adjust aerial temperature and humidity.
Preferably, 10 forced air of set wind turbine is adsorbed evaporator 72 followed by the first absorption evaporator 71, second, is steamed
Send out device 4.Forced air first passes through the first absorption evaporator 71 and second absorption evaporator 72, using evaporator 4, can be preferential
The cold stored using the first sorption cycle or the second sorption cycle is freezed, and Vapor Compression Refrigeration Cycle is recycled to carry out
Refrigeration, to improve the effective rate of utilization of energy.
The operation principle of above-mentioned refrigeration system is as follows：
When cooling load is larger, starts Vapor Compression Refrigeration Cycle refrigeration, discharged in Vapor Compression Refrigeration Cycle
Condensation heat makes 51 temperature of the first adsorbent bed increase, and the first sorption cycle carries out desorption cold-storage, while the second adsorbent bed 52 is second
Temperature reduces under the cooling effect of cooling blower 92, and the second sorption cycle carries out absorption refrigeration.
When cooling load is smaller, stop Vapor Compression Refrigeration Cycle refrigeration, the first adsorbent bed 51 is acted in natural cooling
Or first cooling blower 91 cooling effect under temperature reduce, the first sorption cycle carries out absorption refrigeration, and the second adsorbent bed 52 exists
Temperature increases under the heat effect of external heat source 82, and the second sorption cycle carries out desorption cold-storage.
On daytime, temperature is higher, and cooling load is larger, is recycled during Vapor Compression Refrigeration Cycle generated cold
Solidifying heat, the first sorption cycle saves cold using the refrigeration that the condensation heat is evening, while the second sorption cycle is steam compressed
On the basis of refrigeration cycle is as main refrigeration cycle, auxiliary cooling is carried out.
At night, temperature is relatively low, and cooling load is smaller, stops Vapor Compression Refrigeration Cycle, is existed using the first sorption cycle
The cold saved daytime freezes, while the second sorption cycle is cold using the refrigeration savings that the heat of extra power is daytime
Amount.
By it is above-mentioned to Vapor Compression Refrigeration Cycle, the first sorption cycle, the second sorption cycle daytime and evening not
With control, the power supply pressure of peak times of power consumption on daytime can be mitigated, and keep refrigeration system more energy saving, more efficient.
When daytime condensation heat that the first adsorbent bed 51 is absorbed it is insufficient or evening cooling load improves, the first adsorbent bed 51 exists
Temperature increases under the heat effect of standby heat source 81, and the first sorption cycle carries out desorption cold-storage.
Standby heat source 81 heats the first adsorbent bed 51, and the adsorbent pair second that can improve the first adsorbent bed 51 is made
The adsorption capacity of cryogen, namely improve the cold saved in the first sorption cycle.It therefore can be according to the practical system in evening
Cold demand adjusts the cold saved in the first sorption cycle by standby heat source 81.
The same or similar label correspond to the same or similar components；
Position relationship described in attached drawing is used to only for illustration, should not be understood as the limitation to this patent；
Obviously, above-described embodiment of the utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to the embodiment of the utility model.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
It is exhaustive.All any modification, equivalent and improvement made within the spirit and principle of the present invention etc., should be included in
Within the protection domain of the utility model claims.
Claims (8)
1. the refrigeration system of a kind of absorption and steam compressed combination, including it is in turn connected to form the compression of Vapor Compression Refrigeration Cycle
Machine（1）, devaporizer（2）, throttle valve（3）, evaporator（4）, which is characterized in that further include being in turn connected to form the first absorption
First adsorbent bed of cycle（51）, the first adsorption condensing device（61）, first absorption evaporator（71）, the devaporizer（2）
The condensation heat of release is the first adsorbent bed（51）Heat is provided.
2. the refrigeration system of absorption according to claim 1 and steam compressed combination, which is characterized in that further include external heat
Source（82）, the second cooling blower（92）And it is in turn connected to form the second adsorbent bed of the second sorption cycle（52）, second absorption
Condenser（62）, second absorption evaporator（72）, external heat source（82）For for the second adsorbent bed（52）Heat is provided, second is cold
But wind turbine（92）For cooling down the second adsorbent bed（52）.
3. the refrigeration system of absorption according to claim 2 and steam compressed combination, which is characterized in that first absorption
Bed（51）Equipped with standby heat source（81）, for being the first adsorbent bed（51）Auxiliary provides heat.
4. the refrigeration system of absorption according to claim 3 and steam compressed combination, which is characterized in that first absorption
Bed（51）Equipped with the first cooling blower（91）, for cooling down the first adsorbent bed（51）.
5. according to the refrigeration system of claim 1-4 any one of them absorption and steam compressed combination, which is characterized in that also wrap
Sprayer Circulation device is included, the Sprayer Circulation device is arranged in devaporizer（2）With the first adsorbent bed（51）Between.
6. the refrigeration system of absorption according to claim 5 and steam compressed combination, which is characterized in that the Sprayer Circulation
Device includes nozzle（22）, water circulating pump（23）, drip tray（24）, pipeline（25）, water circulating pump（23）Mounted on pipeline（25）
On, nozzle（22）With pipeline（25）Outlet be connected and towards devaporizer（2）, the first adsorbent bed（51）Setting is cold in evaporation
But device（21）Lower section, drip tray（24）With pipeline（25）Entrance be connected and be arranged in the first adsorbent bed（51）Lower section.
7. the refrigeration system of absorption according to claim 6 and steam compressed combination, which is characterized in that further include cabinet
（26）, the devaporizer（2）, the first adsorbent bed（51）, the first cooling blower（91）, nozzle（22）, drip tray（24）If
It sets in cabinet（26）It is interior, cabinet（26）Lateral wall be equipped with air grid（27）, roof is equipped with ventilation opening（28）.
8. according to the refrigeration system of claim 2-4 any one of them absorption and steam compressed combination, which is characterized in that at least
In the first absorption evaporator（71）, second absorption evaporator（72）, evaporator（4）One of be configured with wind turbine
（10）.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168145A (en) * | 2017-12-29 | 2018-06-15 | 广东申菱环境系统股份有限公司 | A kind of refrigeration system and its control method adsorbed with steam compressed combination |
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2017
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168145A (en) * | 2017-12-29 | 2018-06-15 | 广东申菱环境系统股份有限公司 | A kind of refrigeration system and its control method adsorbed with steam compressed combination |
| CN108168145B (en) * | 2017-12-29 | 2023-12-22 | 广东申菱环境系统股份有限公司 | Refrigerating system combining adsorption and vapor compression and control method thereof |
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