CN206269417U - Air conditioner circulating system and air-conditioning - Google Patents
Air conditioner circulating system and air-conditioning Download PDFInfo
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- CN206269417U CN206269417U CN201621188801.6U CN201621188801U CN206269417U CN 206269417 U CN206269417 U CN 206269417U CN 201621188801 U CN201621188801 U CN 201621188801U CN 206269417 U CN206269417 U CN 206269417U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The utility model is related to air conditioner coolant cycle art, more particularly to air conditioner circulating system and air-conditioning.Air conditioner circulating system includes:Compressor, indoor heat exchanger, outdoor heat exchanger and gas-liquid separation assembly;Gas-liquid separation component is installed on the connecting path of indoor heat exchanger and outdoor heat exchanger, gas-liquid separation component is provided with entrance to be separated, separate after gas vent, separate after liquid outlet;Refrigerant exit after the condensation of outdoor heat exchanger or indoor heat exchanger that refrigerant entrance connection to be separated performs condensation function after condensation, gas vent connects compressor after separation, and liquid outlet connection performs the indoor heat exchanger or outdoor heat exchanger of vaporization function after separation.This technology gas-liquid separation component makes refrigerant after condensation carry out gas-liquid separation to redistribute, the gas feeding compressor of separation, separating liquid is used for subsequent evaporation, by after the separation, reduce coolant quantity to be evaporated, improving heat exchanging efficiency, beneficial to air-conditioning system is improved in refrigeration and efficiency when heating, saves electric energy.
Description
Technical field
The utility model is related to air conditioner coolant cycle art, more particularly to air conditioner circulating system and air-conditioning.
Background technology
With advances in technology, Air-conditioning Enterprise is stepping up the efficiency of refrigeration system, and Normal practice is concentrated on:Increase
The size of indoor set, outdoor unit, increase evaporator, the heat exchange area of condenser, or use more efficient compressor.Together
When, some negative effects are also produced, such as:High energy consumption, power-consuming and effect on environment is heavier.
Utility model content
(1) technical problem to be solved
The purpose of this utility model is to provide a kind of air conditioner circulating system and air-conditioning, is asked with solving high energy consumption in improving efficiency
Topic.
(2) technical scheme
In order to solve the above-mentioned technical problem, the utility model carries a kind of air conditioner circulating system, and it includes:Compressor, interior
Heat exchanger, outdoor heat exchanger and gas-liquid separation assembly, the compressor, the indoor heat exchanger, the outdoor heat exchanger three
Constitute the series circulation path of refrigeration mode or heating mode;Indoor heat exchanger includes:It is respectively arranged in indoor set main body
Indoor fan and indoor heat exchanger components, outdoor heat exchanger include:The outdoor fan being respectively arranged on outdoor unit main body and outdoor
Heat exchanger components;
The gas-liquid separation component is installed on the connecting path of the indoor heat exchanger and the outdoor heat exchanger, described
Gas-liquid separation component be provided with entrance to be separated, separate after gas vent, separate after liquid outlet;The entrance connection to be separated
Refrigerant exit after the condensation of the outdoor heat exchanger or indoor heat exchanger that perform condensation function, gas vent connects after the separation
Lead to the compressor, liquid outlet connection performs the indoor heat exchanger or the outdoor heat exchange of vaporization function after the separation
Device.
In certain embodiments, preferably, four-way reversing valve is set on the series circulation path, to switch refrigeration mode
Series circulation or heating mode series circulation.
In certain embodiments, preferably, the gas-liquid separation component includes:More than one group of vapor-liquid separating structure, when
When vapor-liquid separating structure is multigroup, all vapor-liquid separating structure serial or parallel connections.
In certain embodiments, preferably, the vapor-liquid separating structure includes:Flow controller and gas-liquid separator, from institute
State on pipeline of the outdoor heat exchanger to the indoor heat exchanger, it is the flow controller, described in each described vapor-liquid separating structure
Gas-liquid separator sets gradually;Flow controller sets entrance to be separated and gas-liquid mixture outlet, the gas-liquid mixed of the flow controller
Thing outlet is connected with the gas-liquid mixture entrance of the gas-liquid separator.
In certain embodiments, preferably, the gas vent of the gas-liquid separator being directly connected with indoor heat exchanger and pressure
Stop valve is set on the path that contracting machine is arbitrarily downgraded between entrance, the stop valve is closed in heating mode, opened in cooling mode
Open.
In certain embodiments, preferably, in cooling mode, when the vapor-liquid separating structure is more than two, on
After the separation of the vapor-liquid separating structure of trip gas vent connect compressor medium pressure grade entrance, the vapor-liquid separating structure in downstream point
The low-pressure stage entrance of compressor is connected from rear gas vent.
In certain embodiments, preferably, the group number of the vapor-liquid separating structure is two, two gas-liquid separation knots
Structure is connected.
The utility model additionally provides a kind of air-conditioning, and it includes described air conditioner circulating system.
(3) beneficial effect
The technical scheme that the utility model is provided, installs gas-liquid separation on the path of heat exchanger and outdoor heat exchanger indoors
Component, is redistributed the refrigerant into evaporator, and condensed refrigerant is carried out into gas-liquid separation, and gas is isolated
Go, send into compressor repressurization, and separate liquid is used for subsequent evaporation, by after the separation, reducing coolant quantity to be evaporated,
Heat exchange efficiency is greatly improved, is conducive to improving air-conditioning system in refrigeration and efficiency when heating, save electric energy.
Brief description of the drawings
Fig. 1 flows to schematic diagram for the refrigerant of air conditioner circulating system under refrigeration mode in the utility model one embodiment;
Fig. 2 flows to schematic diagram for the refrigerant of air conditioner circulating system under heating mode in the utility model one embodiment;
Fig. 3 be the utility model one embodiment in air-conditioning round-robin method the step of schematic diagram.
Accompanying drawing is marked:
101 compressors;102 four-way reversing valves;
103 outdoor heat exchangers;104 first nuclear one-stage throttling devices;
105 first order gas-liquid separators;106 second nuclear one-stage throttling devices;
107 second level gas-liquid separators;108 indoor heat exchangers;
109 stop valves.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is used to illustrate the utility model, but is not limited to scope of the present utility model.
, it is necessary to explanation, unless otherwise clearly defined and limited, term " is pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection;Can mechanically connect, or electrically connect;Can be joined directly together, it is also possible to be indirectly connected to by intermediary,
Can be two connections of element internal." source " " upstream " " middle reaches " " downstream " is said with the flow regime of main fluid
It is bright, it is to describe position, structural relation for convenience.For the ordinary skill in the art, can be understood with concrete condition
Concrete meaning of the above-mentioned term in the utility model.
While raising due to current air-conditioning efficiency, there is the big problem of high energy consumption, power-consuming, ambient temperature effect, this reality
A kind of air conditioner circulating system and air-conditioning are given with new.
Product, method etc. will be described in detail by basic engineering, extension design and alternative design below.
A kind of air conditioner circulating system, it is mainly by compressor, indoor heat exchanger, outdoor heat exchanger and gas-liquid separation assembly structure
Into wherein compressor, indoor heat exchanger, outdoor heat exchanger three constitute the series circulation path of refrigeration mode or heating mode.
Indoor heat exchanger includes:Indoor fan and indoor heat exchanger components, outdoor heat exchanger include:Outdoor fan and outdoor heat exchange part;
Under heating mode, the high temperature and high pressure gas of compressor discharge initially enter indoor heat exchanger and (serve as condenser, perform condensation work(
Can), heat exchange, room air is warmed, and the refrigerant after being condensed enters outdoor heat exchanger and (serves as evaporator, perform evaporation work(
Can), gas returns to compressor after evaporation, is compressed to high temperature and high pressure gas, realizes that heats a circulation.Under refrigeration mode, pressure
The high temperature and high pressure gas of contracting machine discharge initially enter outdoor heat exchanger (serving as condenser, perform condensation function), after being condensed
Refrigerant gets in heat exchanger (serving as evaporator, perform vaporization function), and heat exchange, room air is lowered the temperature, the gas after evaporation
Compressor is returned to, high temperature and high pressure gas are compressed to, a kind of refrigeration cycle is realized.
Gas-liquid separation component is installed on the connecting path of indoor heat exchanger and outdoor heat exchanger, for will be condensed cold
After gas in matchmaker is separated, the liquid that will be separate sends into evaporation, and the gas feeding compressor of separation directly compresses, by dividing
From heat exchange efficiency is promoted, heat exchange energy consumption is reduced.To realize the purpose, concrete structure is:Gas-liquid separation component is provided with to be separated
Liquid outlet after gas vent, separation after entrance, separation;Entrance connection to be separated performs outdoor heat exchanger or the room of condensation function
Refrigerant exit after the condensation of interior heat exchanger, gas vent connection compressor after separation, liquid outlet connection performs evaporation after separation
The indoor heat exchanger or outdoor heat exchanger of function.
It should be noted that by condensed refrigerant generally based on liquid, adulterate some gases, so this technology is carried
To liquid to be separated, material to be separated, refrigerant to be separated etc. can be understood as the mixing of gas and liquid (shared by the two
Ratio in varied situations may be different).Meanwhile, the separation of gas and liquid for convenience before separation can be by section
The modes such as stream obtain the mixture of gas-liquid state mixing.
In order to realize being circulated under above-mentioned refrigeration mode, heating mode, can be in the logical of compressor high temperature and high pressure gas discharge
Four-way reversing valve is set on road, and four-way reversing valve goes out with indoor heat exchanger, outdoor heat exchanger, compressor high temperature and high pressure gas respectively
Mouthful, compressor arbitrarily downgrade entrance be connected, the connection of different entrances is realized according to refrigeration mode, heating mode.That is series circulation path
Upper setting four-way reversing valve, to switch the series circulation of refrigeration mode or the series circulation of heating mode.Specific mode of communicating, after
Text can be illustrated by instantiation.
Understand that gas-liquid separation component is used for gas-liquid separation by described above, in various embodiments, specific to the gas
Liquid separation assembly, it can be made up of more than one group vapor-liquid separating structure, realize the multi-stage separation of gas-liquid, all gas-liquid separations
Structures in series, the liquid that upper level vapor-liquid separating structure is isolated is used as the material to be separated of next stage vapor-liquid separating structure.
Certainly, in certain embodiments can also be in parallel by vapor-liquid separating structure, to improve the efficiency of separation.
It is right in forward direction depending on amount, compressor horsepower, coolant quantity that the number of vapor-liquid separating structure according to gas can separate
Should be related to.For specific to current domestic air conditioning, two-stage vapor-liquid separating structure can be used.
The vapor-liquid separating structure is mainly made up of flow controller and gas-liquid separator, and flow controller is used to obtain gas-liquid by throttling
Mixture, gas-liquid separator is used to carry out gas-liquid separation to gas-liquid mixture.Therefore, from outdoor heat exchanger to indoor heat exchanger
Pipeline on, in each vapor-liquid separating structure, flow controller, gas-liquid separator set gradually;Flow controller sets entrance to be separated
Exported with gas-liquid mixture, the gas-liquid mixture outlet of flow controller is connected with the gas-liquid mixture entrance of gas-liquid separator.
Because on the pipeline of outdoor heat exchanger to indoor heat exchanger, afterbody gas-liquid separator is straight with indoor heat exchanger
Connect connected, in a heating mode, the gas-liquid separator being joined directly together is directly entered from the refrigerant of indoor heat exchanger discharge, at it
Internal easily to produce flash distillation, gas can be returned directly to compressor, be unfavorable to heating circulation efficiency.Therefore, directly with interior
Stop valve 109 is set on the path that the gas vent and compressor of the gas-liquid separator of heat exchanger connection are arbitrarily downgraded between entrance, is cut
Only valve is closed in heating mode, turns off the path that flash gas returns to compressor.Be not in the situation under refrigeration mode, because
This stop valve is opened in cooling mode.
It should be noted that the vapor-liquid separating structure per one-level can be using the combination of flow controller combination gas-liquid separator
Mode, but, it is contemplated that separating effects at different levels, fractional dose are different, so, design parameters at different levels can be with difference.
In addition, the number of flow controller can be one or more, restriction effect can be more preferable for multiple one relatively, but
Certain influence can be also produced for efficiency.Those skilled in the art can as needed select parameter, the number of flow controller.
If the multiple flow controllers of selection, can be by the way of parallel connection, it would however also be possible to employ the mode of series connection.
For clear explanation structure, with reference to refrigeration or heating mode, some embodiments are always provided by fluid stream
Middle different connected mode:
In cooling mode, when vapor-liquid separating structure is more than two, gas after the separation of the vapor-liquid separating structure of upstream
The medium pressure grade entrance of body outlet compressor, gas vent connection compressor is low after the separation of the vapor-liquid separating structure in downstream
Arbitrarily downgrade entrance.
There is certain difference in view of the pressure of gas after separation, the gas pressure that upstream is separate is larger, the separation in downstream
Gas the pressure of gas is discharged close to evaporator, it is possible to the gas of different pressures feeding compressor difference entrance is carried out
Boil down to high temperature and high pressure gas, and reach the purpose of energy-conservation.
Certainly, it is small due to separating gas flow, directly can also enter from low-pressure stage entrance in some cases.
In one embodiment, the air conditioner circulating system can be in a chiller mode described using the connection figure of Fig. 1,
The outlet of compressor 101 2 connects the import of four-way reversing valve 102, the condensation of outlet 103 outdoor heat exchangers of connection of four-way reversing valve 102
Device import, the 103 outlet connection imports of the first nuclear one-stage throttling device 104, the outlet connection first order gas-liquid point of the first nuclear one-stage throttling device 104
From device 105, the gaseous phase outlet (gas vent after separation) of first order gas-liquid separator 105 connects compressor medium pressure grade import 3, the
The liquid-phase outlet of one-level gas-liquid separator 105 (liquid outlet after separation) connection the second nuclear one-stage throttling device 106 import (it is to be separated enter
Mouthful), the second nuclear one-stage throttling device 106 exports (gas-liquid mixture outlet) connection import of second level gas-liquid separator 107, second level gas
Gaseous phase outlet (gas vent after separation) the connection import of stop valve 109 of liquid/gas separator 107, the liquid of second level gas-liquid separator 107
Mutually outlet (liquid outlet after separation) connection indoor heat exchanger (evaporator) 108 import, indoor heat exchanger (evaporator) 108 is exported
After the gaseous refrigerant exported with stop valve 109 mixes, the import of four-way reversing valve 102 is flowed into, compressor inlet 1 is returned afterwards
(low-pressure stage entrance).Wherein the first order, the second nuclear one-stage throttling device can be capillary, capillary wick or electric expansion valve etc..
It should be noted that directly returned by independent pipeline from the gas of the outlet of indoor heat exchanger (evaporator) 108 pressing
Contracting machine import 1 (low-pressure stage entrance) can also, it is so easier.
So, the method that Air-conditioning Cycle is carried out using above-mentioned air conditioner circulating system, as shown in figure 3, including:
Step 110, the high temperature and high pressure gas that compressor is discharged are discharged into indoor heat exchanger or the room for performing condenser function
External heat exchanger, is condensed, refrigerant after being condensed;
Step 120, gas-liquid separation is carried out to refrigerant after condensation, and the liquid after separation enters the outdoor for performing evaporator function
Heat exchanger or indoor heat exchanger are evaporated, and the gas after separation enters compressor, are compressed.
Wherein when refrigerant after to condensation carries out gas-liquid separation, specific steps include:By refrigerant after condensation by being processed as gas
Liquid mixture;Gas-liquid separation is carried out to gas-liquid mixture.
Gas-liquid mixture can be processed as by the way of throttling in certain embodiments.
When air-conditioning opens refrigeration mode, A and the B UNICOM of four-way reversing valve 102, C and D UNICOMs, stop valve 109 are protected always
Open mode is held, the endless form of its refrigerant is as shown in figure 1, the low-temperature low-pressure refrigerant gas come in from compressor inlet 1
It is high-temperature high-pressure refrigerant by air injection enthalpy-increasing compressor compresses, is discharged from compressor outlet 2, by after four-way reversing valve 102
High pressure liquid refrigerant into the outlet of outdoor side condenser 103,103 is by after the slight throttling of the first nuclear one-stage throttling device 104, becoming
It is gas-fluid two-phase mixture, gas-liquid two-phase is separated in first order gas-liquid separator 105, and gas directly returns to compressor medium pressure grade
Import 3, is continued to compress by compressor, and liquid refrigerant enters second level gas-liquid separator 106 by 9, now obtains gas-liquid two
Refrigerant (refrigerant can also be turned into) is mixed, is separated in 107, refrigerant liquid is by entering cut-off after gas-liquid separator 11
Valve, refrigerant liquid is directly entered indoor heat exchanger 108 (evaporator) and carries out phase transformation evaporation, and liquid becomes gas, and temperature is raised,
Air themperature reduction in indoor environment, reduces room temperature.From the refrigerant gas of indoor set outflow, with 109 stop valves
The refrigerant gas of outlet are mixed, by flowing into the low-pressure stage import of compressor 101 after four-way reversing valve.
It should be noted that directly returned by independent pipeline from the gas of the outlet of indoor heat exchanger (evaporator) 108 pressing
Contracting machine import 1 (low-pressure stage entrance) can also, it is so easier.
When air-conditioning opens heating mode, A and the D UNICOM of four-way reversing valve 102, B and C UNICOMs, stop valve 109 are protected always
Closed mode is held, the endless form of its refrigerant is as shown in Figure 2:
The low-temperature low-pressure refrigerant gas come in from compressor inlet 1 is HTHP by air injection enthalpy-increasing compressor compresses
Refrigerant, discharges from compressor outlet 2, and by getting in heat exchanger 108 (condenser) after four-way reversing valve 102, gaseous state is high
Warm refrigerant is changed into liquid low temperature refrigerant after 108, and the mesohigh liquid low temperature refrigerant of 108 outlets is by second level gas-liquid
Separator 107, because being liquid, can all flow into throttled in the second nuclear one-stage throttling device 106, be changed into gas-liquid two-phase mixing
Thing, gas-liquid two-phase is separated in first order gas-liquid separator 105, and gas directly returns to medium pressure grade import 3 in compressor, is compressed
Machine continues to compress, and liquid refrigerant enters in first order throttling arrangement 104 by 7 points, and liquid refrigerant is changed into gas-liquid two-phase system
Cryogen, heats up subsequently into outdoor heat exchanger 103 (evaporator), and refrigerant is changed into gas, by being returned after four-way reversing valve 102
Compressor, completes kind of refrigeration cycle.
In order to increase protection domain, this technology additionally provides a kind of air-conditioning comprising above-mentioned air conditioner circulating system.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of air conditioner circulating system, it is characterised in that including:Compressor, indoor heat exchanger, outdoor heat exchanger and gas-liquid separation
Component, the series connection of the compressor, the indoor heat exchanger, outdoor heat exchanger three composition refrigeration mode or heating mode
Peripheral passage;Indoor heat exchanger includes:The indoor fan and indoor heat exchanger components being respectively arranged in indoor set main body, outdoor is changed
Hot device includes:The outdoor fan and outdoor heat exchange part being respectively arranged on outdoor unit main body;
The gas-liquid separation component is installed on the connecting path of the indoor heat exchanger and the outdoor heat exchanger, the gas-liquid
Separation assembly be provided with entrance to be separated, separate after gas vent, separate after liquid outlet;The entrance connection to be separated is performed
Refrigerant exit after the condensation of the outdoor heat exchanger or indoor heat exchanger that condense function, gas vent connection institute after the separation
Compressor is stated, liquid outlet connection performs the indoor heat exchanger or the outdoor heat exchanger of vaporization function after the separation.
2. air conditioner circulating system as claimed in claim 1, it is characterised in that four-way commutation is set on the series circulation path
Valve, to switch the series circulation of refrigeration mode or the series circulation of heating mode.
3. air conditioner circulating system as claimed in claim 1 or 2, it is characterised in that the gas-liquid separation component includes:One group with
On vapor-liquid separating structure, when vapor-liquid separating structure for it is multigroup when, serial or parallel connection between the vapor-liquid separating structure.
4. air conditioner circulating system as claimed in claim 3, it is characterised in that the vapor-liquid separating structure includes:Flow controller and
Gas-liquid separator, on the pipeline from the outdoor heat exchanger to the indoor heat exchanger, each described vapor-liquid separating structure
In, the flow controller, the gas-liquid separator set gradually;Flow controller sets entrance to be separated and gas-liquid mixture outlet, institute
The gas-liquid mixture outlet for stating flow controller is connected with the gas-liquid mixture entrance of the gas-liquid separator.
5. air conditioner circulating system as claimed in claim 4, it is characterised in that the gas-liquid separation being directly connected with indoor heat exchanger
Stop valve is set on the path that the gas vent and compressor of device are arbitrarily downgraded between entrance, the stop valve is closed in heating mode
Close, open in cooling mode.
6. air conditioner circulating system as claimed in claim 3, it is characterised in that in cooling mode, when the gas-liquid separation knot
When structure is more than two, gas vent connects the medium pressure grade entrance of compressor, downstream after the separation of the vapor-liquid separating structure of upstream
Vapor-liquid separating structure separation after gas vent connect compressor low-pressure stage entrance.
7. air conditioner circulating system as claimed in claim 3, it is characterised in that the group number of the vapor-liquid separating structure is two,
Two vapor-liquid separating structure series connection.
8. a kind of air-conditioning, it is characterised in that including the air conditioner circulating system described in claim any one of 1-7.
Priority Applications (1)
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CN201621188801.6U CN206269417U (en) | 2016-10-28 | 2016-10-28 | Air conditioner circulating system and air-conditioning |
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CN201621188801.6U CN206269417U (en) | 2016-10-28 | 2016-10-28 | Air conditioner circulating system and air-conditioning |
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CN206269417U true CN206269417U (en) | 2017-06-20 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113433983A (en) * | 2021-06-18 | 2021-09-24 | 北京京仪自动化装备技术股份有限公司 | Multi-channel energy-saving semiconductor temperature control device and semiconductor production equipment |
-
2016
- 2016-10-28 CN CN201621188801.6U patent/CN206269417U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113433983A (en) * | 2021-06-18 | 2021-09-24 | 北京京仪自动化装备技术股份有限公司 | Multi-channel energy-saving semiconductor temperature control device and semiconductor production equipment |
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