CN205606950U - Hybrid refrigerating system who mixes cold source - Google Patents
Hybrid refrigerating system who mixes cold source Download PDFInfo
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- CN205606950U CN205606950U CN201620381414.8U CN201620381414U CN205606950U CN 205606950 U CN205606950 U CN 205606950U CN 201620381414 U CN201620381414 U CN 201620381414U CN 205606950 U CN205606950 U CN 205606950U
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Abstract
The utility model discloses a hybrid refrigerating system who mixes cold source, this system is including setting up in indoor indoor control module and setting up in outdoor control module, indoor fan and first control portion that the indoor control module includes indoor evaporator, the compressor that links to each other with indoor evaporator export, the flow control valve who links to each other with the indoor evaporator entry, uses with the indoor evaporator cooperation, room external fan that outdoor control module includes the outdoor condenser that links to each other with indoor control module and the 2nd outdoor condenser, used with the cooperation of the 2nd outdoor condenser, with an outdoor condenser and the 2nd outdoor condenser homogeneous phase second control part and refrigerant pump even, first control portion links to each other with the communication of second control part. The utility model discloses the energy -conserving effect that cooling method that automatic selection is different comes lift system can be realized under the ambient temperature of difference, the application request in different climatic conditions's region also can be satisfied simultaneously.
Description
[technical field]
This utility model relates to refrigerating field, particularly relates to a kind of hybrid power refrigeration mixing low-temperature receiver and is
System.
[background technology]
Currently, many hybrid power refrigeration systems relate only to the single type of cooling, such as
Air-cooled condensing mode or water-cooled condensing mode, and control method corresponding to its system be also only suitable for right with it
The condensing mode answered.It is disadvantageous in that, the single type of cooling cannot meet zones of different requirement,
Such as: the hybrid power refrigeration system individually using air-cooled condensing mode cannot be Celsius higher than 20 in temperature
Energy-conserving action is played, during therefore this kind of hybrid power refrigeration system is mainly used under the ambient temperature of degree
The North of Huai River area, the Qinling Mountains in state region;And individually use water-cooled condensing mode hybrid power refrigeration system
System normally cannot use under conditions of temperature is less than 0 degree Celsius, and therefore this kind of hybrid power refrigeration is
System is mainly used in Huaihe River, the Qinling Mountains areas to the south of regional.Therefore, the mixing of the single type of cooling is dynamic
The poor universality of power refrigeration system, and the energy-saving effect of system is the best.
[utility model content]
The technical problems to be solved in the utility model is, for the defect of prior art, it is provided that a kind of
The hybrid power refrigeration system of mixing low-temperature receiver and control method thereof.
The hybrid power of the mixing low-temperature receiver that its technical problem is used is solved according to this utility model embodiment
Refrigeration system, including being arranged at the indoor control module of indoor and being arranged at the outdoor control module of outdoor;
Described indoor control module includes indoor evaporator, exports, with described indoor evaporator, the pressure being connected
Contracting machine, the flow control valve being connected with described indoor evaporator entrance coordinate with described indoor evaporator
The indoor fan used and the first control portion;
Described outdoor control module include the first outdoor condenser of being connected with described indoor control module with
And second outdoor condenser and the described second outdoor condenser with the use of outdoor fan with described
The second control portion and cold-producing medium that first outdoor condenser and the described second outdoor condenser are all connected
Pump;The outlet of described refrigerated medium pump is connected with described flow control valve, described first control portion and described the
Two control portions are connected by communication;
Described first control portion is connected with described compressor, described flow control valve and described indoor fan,
For controlling the variable of the target superheat degree preset according to indoor refrigeration demand;According to described indoor evaporation
The outlet superheat degree of device (10) controls the aperture of described flow control valve;According to indoor refrigeration demand control
Make start and stop and/or the volume output of described compressor;
Described second control portion is connected with described outdoor fan and described refrigerated medium pump, for according to outdoor
Ambient temperature controls the described first outdoor condenser and the start and stop of the described second outdoor condenser;According to
The outlet pressure of the described first outdoor condenser and/or the described second outdoor condenser controls described first Room
External condenser and the output of the described second outdoor condenser;Aperture control according to described flow control valve
Make the volume output of described refrigerated medium pump.
Preferably, the described first outdoor condenser is connected with the described second outdoor condenser, and both strings
Refrigerant inlet end after connection is connected with described compressor outlet, and refrigerant exit end pumps into described cold-producing medium
Mouth is connected.
Preferably, the described first outdoor condenser is shell-tube type water-cooled condenser, and described second is outdoor cold
Condenser is air-cooled condenser;
Described second control portion is by the heat-transfer pipe pipe of the outdoor condenser of control described first or outside pipe
The flow of cooling water realizes controlling start and stop and the output of the described first outdoor condenser;
Described second control portion realizes controlling described second Room by the start and stop or rotating speed controlling outdoor fan
The start and stop of external condenser and output.
Preferably, the hybrid power refrigeration system of described mixing low-temperature receiver also include with described compressor and/or
The one-way conduction valve that described refrigerated medium pump is arranged in parallel.
Preferably, the hybrid power refrigeration system of described mixing low-temperature receiver also includes outdoor with described first cold
The by-pass line that condenser is arranged in parallel.
The technical scheme that this utility model embodiment provides can produce following beneficial effect: implements this practicality
Novel, it is possible to use the different types of cooling realizes the refrigeration under different situations, such as, according to room
Outer ambient temperature selects the different types of cooling (such as: the cooling sides such as air-cooled condensation or water-cooled condensation
Single or the refrigeration mode of mixing of formula), and then realize automatically selecting difference under different ambient temperatures
The type of cooling promote the energy-saving effect of system, also can meet the region of Different climate condition simultaneously
Application requirement.
Other features and advantages of the utility model will illustrate in the following description, and, part
Ground becomes apparent from description, or understands by implementing this utility model.This practicality is new
The purpose of type and other advantages can be by institutes in the description write, claims and accompanying drawing
The structure particularly pointed out realizes and obtains.
Below by drawings and Examples, the technical solution of the utility model is done and further retouches in detail
State.
[accompanying drawing explanation]
Fig. 1 is a structure of the hybrid power refrigeration system mixing low-temperature receiver in this utility model embodiment 1
Schematic diagram.
Fig. 2 is another knot of the hybrid power refrigeration system mixing low-temperature receiver in this utility model embodiment 1
Structure schematic diagram.
Fig. 3 is another knot of the hybrid power refrigeration system mixing low-temperature receiver in this utility model embodiment 1
Structure schematic diagram.
Fig. 4 is another knot of the hybrid power refrigeration system mixing low-temperature receiver in this utility model embodiment 1
Structure schematic diagram.
Fig. 5 is another knot of the hybrid power refrigeration system mixing low-temperature receiver in this utility model embodiment 1
Structure schematic diagram.
Fig. 6 is another knot of the hybrid power refrigeration system mixing low-temperature receiver in this utility model embodiment 1
Structure schematic diagram.
Fig. 7 is another knot of the hybrid power refrigeration system mixing low-temperature receiver in this utility model embodiment 1
Structure schematic diagram.
Fig. 8 is the controlling party of the hybrid power refrigeration system mixing low-temperature receiver in this utility model embodiment 2
The flow chart of method.
In figure: 1, indoor control module;2, outdoor control module;10, indoor evaporator;11、
Compressor;12, flow control valve;13, indoor fan;14, the first control portion;15, the second control
Portion processed;16, the first outdoor condenser;17, the second outdoor condenser;18, outdoor fan;19、
Refrigerated medium pump;20, one-way conduction valve;21, by-pass line;22, water pump;23, cooling tower.
[detailed description of the invention]
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with
Drawings and Examples, are further elaborated to this utility model.Should be appreciated that this place is retouched
The specific embodiment stated, only in order to explain this utility model, is not used to limit this utility model.
Embodiment 1
Fig. 1 to Fig. 7 illustrates the hybrid power refrigeration system of the mixing low-temperature receiver in the present embodiment.This mixing
The hybrid power refrigeration system of low-temperature receiver includes the indoor control module 1 being arranged at indoor and is arranged at outdoor
Outdoor control module 2;Indoor control module 1 includes indoor evaporator 10 and indoor evaporator 10
Compressor 11, the flow control valve 12 being connected with indoor evaporator 10 entrance and the room that outlet is connected
Interior vaporizer 10 with the use of indoor fan 13 and the first control portion 14.It is to be appreciated that the
One control portion 14 uses PID control method or P control method;Compressor 11 can be constant volume pressure
Contracting machine 11 or variable conpacitance compressor 11.Described refrigerated medium pump 19 is varying capacity refrigerated medium pump.Specifically,
First control portion 14 is connected, for basis with compressor 11, flow control valve 12 and indoor fan 13
Indoor refrigeration demand controls the variable of the target superheat degree preset;Go out to make a slip of the tongue according to indoor evaporator 10
Temperature controls the aperture of flow control valve 12;The start and stop of compressor 11 are controlled according to indoor refrigeration demand
And/or volume output.Outdoor control module 2 includes that be connected with indoor control module 1 first is outdoor cold
Condenser 16 and the second outdoor condenser 17 and the second outdoor condenser 17 with the use of outdoor wind
Machine 18, the second control portion being all connected with the first outdoor condenser 16 and the second outdoor condenser 17
15 and refrigerated medium pump 19;Refrigerated medium pump 19 exports and is connected with flow control valve 12, the first control portion
14 are connected by communication with the second control portion 15;Specifically, the second control portion 15 and outdoor fan 18 and system
Cryogenic fluid pump 19 is connected, for controlling the first outdoor condenser 16 and second according to outdoor environment temperature
The start and stop of outdoor condenser 17;According to the first outdoor condenser 16 and/or the second outdoor condenser 17
Outlet pressure control the first outdoor condenser 16 and output of the second outdoor condenser 17;According to
The aperture of flow control valve 12 controls the volume output of refrigerated medium pump 19.It is to be appreciated that the second control
Portion 15 processed uses PID control method or P control method.Refrigerated medium pump 19 is as the first outdoor condensation
Device 16 and the power exporting to indoor evaporator 10 entrance of the second outdoor condenser 17, coordinate stream
Control valve 12 with the flow of balanced system cooling system, i.e. indoor refrigeration demand;When flow control valve 12
When aperture is close to or up maximum, refrigeration system can not meet refrigeration system necessary flow, according to flow
The aperture of control valve 12 controls the volume output of refrigerated medium pump 19, to reach energy-saving effect.
In certain embodiments, as shown in Figures 1 to 5, the first outdoor condenser 16 and second is outdoor
Condenser 17 is connected, and the refrigerant inlet end after both series connection is connected with compressor 11 outlet, coolant
The port of export is connected with refrigerated medium pump 19 entrance.Intelligible, the first outdoor condenser 16 and the second Room
The order that external condenser 17 is connected in series can be exchanged as required;As it is shown in figure 1, both strings
After connection, the refrigerant inlet end of the first outdoor condenser 16 is connected with compressor 11 outlet, and second is outdoor
The refrigerant exit end of condenser 17 is connected with refrigerated medium pump 19 entrance.And in fig. 2, both series connection
The refrigerant inlet end of the rear second outdoor condenser 17 is connected with compressor 11 outlet, and first is outdoor cold
The refrigerant exit end of condenser 16 is connected with refrigerated medium pump 19 entrance.As preferably, the first outdoor condensation
Device 16 is shell-tube type water-cooled condenser, and the second outdoor condenser 17 is air-cooled condenser;Second controls
Portion 14 is real by the flow of the cooling water in the heat-transfer pipe pipe of the outdoor condenser 16 of control first or outside pipe
Now control start and stop and the output of the first outdoor condenser 16;Second control portion 14 is by control room exogenous wind
The start and stop of machine 18 or rotating speed realize controlling start and stop and the output of the second outdoor condenser 17.Real at some
Execute in example, as shown in Figures 1 to 5, when the first outdoor condenser 16 is shell-tube type water-cooled condenser,
In coolant circulates in the pipe of heat exchanger tube or pipe is outer, as long as the effect of heat exchange can be reached.
And in certain embodiments, as shown in FIG. 6 and 7, the first outdoor condenser 16 and the second Room
External condenser 17 can be connected to indoor control module 1 after parallel connection, and in indoor control module 1
In, corresponding as required can adjust indoor evaporator 10, compressor 11, flow control valve 12, room
The quantity of inner blower 13, and be controlled by the first control portion 14;Simultaneously in outdoor control module 2
In can also corresponding the first outdoor outdoor condenser 17 of condenser 16, second, outdoor of adjusting as required
Blower fan 18, the quantity of refrigerated medium pump 19, and be controlled by the second control portion 15;And in this process
In, the first outdoor condenser 16 is with the use of to control water pump 22 and the cooling tower 23 of cooling water flow
Quantity and connected mode can also be adjusted according to demand.
In certain embodiments, as shown in Figures 4 and 5, the hybrid power refrigeration system of low-temperature receiver is mixed
Also include the one-way conduction valve 20 being arranged in parallel with compressor 11 and/or refrigerated medium pump 19.It is appreciated that
Ground, the setting of one-way conduction valve 20 can be when system be without using compressor 11 and/or refrigerated medium pump 19
Conducting so that coolant directly passes through one-way conduction valve 20 thus is avoided by compressor 11 and/or refrigeration
Agent pump 19, causes resistance to increase, and then causes energy waste.
In certain embodiments, as shown in Figure 6, the hybrid power refrigeration system of mixing low-temperature receiver also includes
The by-pass line 21 being arranged in parallel with the first outdoor condenser 16.It is to be appreciated that by-pass line 21
The utilization rate of the first outdoor condenser 16 in systems can reach certain predetermined threshold value (such as 30%-50%)
Turn on time following;The conducting of by-pass line 21 makes the major part in coolant directly by by-pass line 21
Circulate thus be avoided by the first outdoor condenser 16, cause resistance to increase, and then cause energy waste.
In certain embodiments, the circulation area of the caliber of by-pass line 21 is preferably the circulation area of main drive tube
10%-30%.
Implement this utility model, it is possible to use the different types of cooling realizes the refrigeration under different situations,
Such as, the different types of cooling can be selected, such as according to outdoor ambient temperature: air-cooled condensation or
Single or the refrigeration mode of mixing of the types of cooling such as water-cooled condensation, and then realize in different environment temperature
Automatically select the different types of cooling under degree to promote the energy-saving effect of system, also can meet difference simultaneously
The application requirement in the region of weather conditions.
Embodiment 2
Fig. 8 illustrates the control method of the hybrid power refrigeration system of the mixing low-temperature receiver in the present embodiment.Should
The control method of the hybrid power refrigeration system of mixing low-temperature receiver is cold corresponding to the mixing in above example 1
The hybrid power refrigeration system in source, and the control method bag of the hybrid power refrigeration system of this mixing low-temperature receiver
Include:
The following steps that first control portion 14 performs:
Indoor refrigeration demand CFr of S101: acquisition, and preset according to indoor refrigeration demand CFr control
The variable of target superheat degree SHset.
In certain embodiments, step S101 includes: obtain indoor environment temperature T1, and by indoor
Ambient temperature T1 compares with default cryogenic temperature value Tset1, calculates both temperature gaps to determine
Indoor refrigeration demand CFr.Judge that whether indoor refrigeration demand CFr is beyond the refrigeration threshold range preset again
(Cfset ± error): if indoor refrigeration demand CFr is within refrigeration threshold range, that is, work as
During Cfset+error >=CFr >=Cfset-error, then maintain the target superheat degree SHset of current preset constant;
If indoor refrigeration demand CFr is more than the maximum of refrigeration threshold range, that is, as CFr > Cfset+error
Time, then reduce the target superheat degree SHset of current preset;If indoor refrigeration demand CFr is less than refrigeration threshold
The minima of value scope, that is, as CFr < Cfset-error, then improve the target mistake of current preset
Temperature SHset.
S102: obtain the outlet superheat degree SHr of indoor evaporator 10, and according to indoor evaporator 10
Outlet superheat degree SHr control flow control valve 12 aperture.
Step S102 includes: obtain first outlet temperature T2 and/or the of indoor evaporator 10 outlet
One outlet pressure P1, calculates with the outlet superheat degree SHr determining indoor evaporator 10;That is, first
Control portion 14 gathers the first outlet temperature T2 and/or first outlet pressure of indoor evaporator 10 outlet
P1, calculates according to degree of superheat computing formula with the outlet superheat degree SHr determining indoor evaporator 10.Tool
Body ground, exports first outlet temperature T2 or first of 2 at 2 by gathering indoor evaporator 10
First outlet temperature T2 and/or first of any point in the middle part of outlet pressure P1 or simultaneously collection vaporizer
Outlet pressure P1, all can be calculated the outlet superheat degree SHr of indoor evaporator 10.Judge indoor steaming
Whether send out the outlet superheat degree SHr of device 10 beyond the degree of superheat threshold range (SHset ± error) preset:
If the outlet superheat degree SHr of indoor evaporator 10 is within degree of superheat threshold range, work as SHset+error
During >=SHr >=SHset-error, then the aperture maintaining flow control valve 12 is constant;If indoor evaporator 10
Outlet superheat degree SHr more than degree of superheat threshold range maximum, that is, as SHr > SHset+error
Time, then increase the aperture of flow control valve 12;If the outlet superheat degree SHr of indoor evaporator 10 is little
In the minima of degree of superheat threshold range, that is, as SHr < SHset-error, then close low discharge control
The aperture of valve 12 processed.
S103: control start and stop and/or the volume output of compressor 11 according to indoor refrigeration demand CFr;Pressure
Contracting machine 11 can be constant volume compressor 11 or variable conpacitance compressor 11.Step S103 includes: judge
Whether indoor refrigeration demand CFr is beyond the refrigeration threshold range (Cfset ± error) preset: if indoor system
Cold demand CFr is within refrigeration threshold range, that is, as Cfset+error >=CFr >=Cfset-error,
Then maintain the volume output of compressor 11;If indoor refrigeration demand CFr is more than refrigeration threshold range
Big value, that is, as CFr > Cfset+error, then control compressor 11 and start or increase compressor
The volume output of 11;If indoor refrigeration demand CFr is less than the minima of refrigeration threshold range, that is,
As CFr < Cfset-error, then control compressor 11 and quit work or reduce variable conpacitance compressor 11
Volume output.The present embodiment also include second control portion 15 perform following steps:
S201: obtain outdoor environment temperature T3, and it is outdoor to control first according to outdoor environment temperature T3
Condenser 16 and the start and stop of the second outdoor condenser 17.As preferably, described outdoor environment temperature
T3 can measure at the entrance of the first outdoor condenser 16 and/or the second outdoor condenser 17.
In certain embodiments, step S201 includes: obtains outdoor environment temperature T3, and judges room
Whether external environment temperature T3 is beyond presetting ambient temperature range (Tset2 ± error);If outdoor environment temperature
T3 is not out presetting ambient temperature range, that is, as Tset2+error >=T3 >=Tset2-error,
Then control the first outdoor condenser 16 and start work, and the outdoor condenser 17 of control second quits work;
If outdoor environment temperature (as preferably, can preset ring higher than the maximum presetting ambient temperature range
The maximum of border temperature range is 25~30 degrees Celsius), that is, as T3 > Tset2+error, then control
The outdoor condenser of system first 16 and the second outdoor condenser 17 start simultaneously and work;If outdoor environment
Temperature (as preferably, can preset ambient temperature range less than the minima presetting ambient temperature range
Minima be 0~5 degree Celsius), that is, as T3 < Tset2-error, then control second outdoor cold
Condenser 17 starts work, and the outdoor condenser 16 of control first quits work.
S202: obtain the first outdoor condenser 16 and/or the outlet pressure P2 of the second outdoor condenser 17,
And control first according to the outlet pressure P2 of the first outdoor condenser 16 and/or the second outdoor condenser 17
Outdoor condenser 16 and the output of the second outdoor condenser 17.
In certain embodiments, step S202 includes: obtain the first outdoor condenser 16 and/or second
The outlet pressure P2 of outdoor condenser 17, and judge that the first outdoor condenser 16 and/or second is outdoor cold
Whether the outlet pressure P2 of condenser 17 is beyond the pressure threshold scope (Pset ± error) preset: if first
The outlet pressure P2 of outdoor condenser 16 and/or the second outdoor condenser 17 is not out the pressure preset
Threshold range, that is, as Pset+error >=P2 >=Pset-error, then maintain the first outdoor condenser
Constant and/or maintenance outdoor fan 18 the rotating speed of the flow of inlet water of the cooling water of 16 is constant;If the first Room
The outlet pressure P2 of external condenser 16 and/or the second outdoor condenser 17 is more than the pressure threshold model preset
The maximum enclosed, that is, as P2 > Pset+error, then increase the cold of the first outdoor condenser 16
But water flow of inlet water and/or increase outdoor fan 18 rotating speed;If the first outdoor condenser 16 and/
Or second the outlet pressure P2 of outdoor condenser 17 less than the minima of the pressure threshold scope preset,
That is, as P2 < Pset-error, then reduce the feed water flow of the cooling water of the first outdoor condenser 16
Amount and/or the rotating speed of reduction outdoor fan 18.
S203: obtain the aperture of flow control valve 12, and control according to aperture Xr of flow control valve 12
The volume output of refrigerated medium pump 19 processed.
In certain embodiments, step S203 includes: obtain aperture Xr of flow control valve 12, and
Judge that whether aperture Xr of flow control valve 12 is beyond the aperture threshold range (Xset ± error) preset:
If aperture Xr of flow control valve 12 is not out aperture threshold range, that is, when Pset+error >=
During Xr >=Xset-error, then maintain the volume output of refrigerated medium pump 19;If opening of flow control valve 12
Degree Xr is more than the maximum of aperture threshold range, that is, as Xr > Xset+error, then increase system
The volume output of cryogenic fluid pump 19;If aperture Xr of flow control valve 12 is less than aperture threshold range
Little value, that is, as Xr < Xset-error, then reduce the volume output of refrigerated medium pump 19.Preferably
Ground, described refrigerated medium pump 19 is varying capacity refrigerated medium pump.
As preferably, the first outdoor condenser 16 is shell-tube type water-cooled condenser, the second outdoor condenser
17 is air-cooled condenser;Second control portion 14 is by controlling the heat-transfer pipe pipe of the first outdoor condenser 16
In or pipe outside the flow of cooling water realize controlling start and stop and/or the output of the first outdoor condenser 16;The
Two control portions 14 realize controlling the second outdoor condenser by the start and stop or rotating speed controlling outdoor fan 18
The start and stop of 17 and/or output.In certain embodiments, as shown in Figures 1 to 5, outdoor cold when first
When condenser 16 is shell-tube type water-cooled condenser, in coolant circulates in the pipe of heat exchanger tube or pipe is outer,
As long as the effect of heat exchange can be reached.
And in certain embodiments, as shown in FIG. 6 and 7, the first outdoor condenser 16 and the second Room
External condenser 17 can be connected to indoor control module 1 after parallel connection, and in indoor control module 1
In, corresponding as required can adjust indoor evaporator 10, compressor 11, flow control valve 12, room
The quantity of inner blower 13, and be controlled by the first control portion 14;Simultaneously in outdoor control module 2
In can also corresponding the first outdoor outdoor condenser 17 of condenser 16, second, outdoor of adjusting as required
Blower fan 18, the quantity of refrigerated medium pump 19, and be controlled by the second control portion 15;And in this process
In, the first outdoor condenser 16 is with the use of to control water pump 22 and the cooling tower 23 of cooling water flow
Quantity and connected mode can also be adjusted according to demand.
It is to be appreciated that the first control portion 14 uses PID control method or P control method to indoor wind
Machine 13, compressor 11 or the control of flow control valve 12 and the second control portion 15 use PID to control
Method processed or P control method are to the first outdoor condenser 16, second outdoor condenser 17, outdoor fan
18 and the control of refrigerated medium pump 19 be independent of each other, the most each other without sequencing, according to respective control
Conditional sampling processed controls, it is not necessary to carry out pattern switching, thus without therefore causing refrigerating capacity to fluctuate.
The said method that this utility model embodiment provides, it is possible to use the different types of cooling realizes
Refrigeration under different situations, such as, can select different cooling sides according to outdoor ambient temperature
Formula, such as: the single or refrigeration mode of mixing of the types of cooling such as air-cooled condensation or water-cooled condensation, and then
Realize under different ambient temperatures, automatically selecting the different types of cooling to promote the energy-conservation effect of system
Really, also can meet the application requirement in the region of Different climate condition simultaneously.
The foregoing is only preferred embodiment of the present utility model, not new in order to limit this practicality
Type, all any amendment, equivalent and improvement made within spirit of the present utility model and principle
Deng, within should be included in protection domain of the present utility model.
Claims (5)
1. the hybrid power refrigeration system mixing low-temperature receiver, it is characterised in that include being arranged at indoor
Indoor control module (1) and be arranged at outdoor outdoor control module (2);
Described indoor control module (1) includes indoor evaporator (10) and described indoor evaporator (10)
The flow control valve that the compressor (11) that outlet is connected is connected with described indoor evaporator (10) entrance
(12) and described indoor evaporator (10) with the use of indoor fan (13) and first control
Portion (14);
Described outdoor control module (2) includes the first Room being connected with described indoor control module (1)
External condenser (16) and the second outdoor condenser (17) and the described second outdoor condenser (17)
With the use of outdoor fan (18) and described first outdoor condenser (16) and described second Room
External condenser (17) all be connected the second control portion (15) and refrigerated medium pump (19);Described refrigeration
Agent pump (19) outlet be connected with described flow control valve (12), described first control portion (14) and
Described second control portion (15) is connected by communication;
Described first control portion (14) and described compressor (11), described flow control valve (12) and
Described indoor fan (13) is connected, for the target superheat degree controlling to preset according to indoor refrigeration demand
Variable;Outlet superheat degree according to described indoor evaporator (10) controls described flow control valve (12)
Aperture;Start and stop and/or the volume output of described compressor (11) is controlled according to indoor refrigeration demand;
Described second control portion (15) and described outdoor fan (18) and described refrigerated medium pump (19)
It is connected, for controlling described first outdoor condenser (16) and described the according to outdoor environment temperature
The start and stop of two outdoor condensers (17);According to described first outdoor condenser (16) and/or described the
The outlet pressure of two outdoor condensers (17) controls the described first outdoor condenser (16) and described
The output of the second outdoor condenser (17);Aperture according to described flow control valve (12) controls institute
State the volume output of refrigerated medium pump (19).
2. the hybrid power refrigeration system mixing low-temperature receiver as claimed in claim 1, it is characterised in that
Described first outdoor condenser (16) is connected with the described second outdoor condenser (17), and both strings
Refrigerant inlet end after connection is connected with described compressor (11) outlet, refrigerant exit end and described refrigeration
Agent pump (19) entrance is connected.
3. the hybrid power refrigeration system mixing low-temperature receiver as claimed in claim 1 or 2, its feature exists
In, the described first outdoor condenser (16) is shell-tube type water-cooled condenser, the described second outdoor condensation
Device (17) is air-cooled condenser;
Described second control portion (14) is by controlling the heat-transfer pipe of the described first outdoor condenser (16)
The flow of the cooling water in pipe or outside pipe realize controlling the start and stop of described first outdoor condenser (16) and
Output;
Described second control portion (14) realizes control by the start and stop or rotating speed controlling outdoor fan (18)
Make start and stop and the output of the described second outdoor condenser (17).
4. the hybrid power refrigeration system mixing low-temperature receiver as claimed in claim 3, it is characterised in that
The hybrid power refrigeration system of described mixing low-temperature receiver also includes and described compressor (11) and/or described system
The one-way conduction valve (20) that cryogenic fluid pump (19) is arranged in parallel.
5. the hybrid power refrigeration system mixing low-temperature receiver as claimed in claim 3, it is characterised in that
The hybrid power refrigeration system of described mixing low-temperature receiver also include with described first outdoor condenser (16) and
The by-pass line (21) that connection is arranged.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105783328A (en) * | 2016-04-28 | 2016-07-20 | 深圳市艾特网能技术有限公司 | Mixed cold source hybrid power refrigerating system and control method thereof |
WO2017185298A1 (en) * | 2016-04-28 | 2017-11-02 | 深圳市艾特网能技术有限公司 | Hybrid power refrigerating system of mixed cold source and control method therefor |
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2016
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105783328A (en) * | 2016-04-28 | 2016-07-20 | 深圳市艾特网能技术有限公司 | Mixed cold source hybrid power refrigerating system and control method thereof |
WO2017185298A1 (en) * | 2016-04-28 | 2017-11-02 | 深圳市艾特网能技术有限公司 | Hybrid power refrigerating system of mixed cold source and control method therefor |
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