KR20120083139A - Heat pump type speed heating apparatus - Google Patents
Heat pump type speed heating apparatus Download PDFInfo
- Publication number
- KR20120083139A KR20120083139A KR1020110004624A KR20110004624A KR20120083139A KR 20120083139 A KR20120083139 A KR 20120083139A KR 1020110004624 A KR1020110004624 A KR 1020110004624A KR 20110004624 A KR20110004624 A KR 20110004624A KR 20120083139 A KR20120083139 A KR 20120083139A
- Authority
- KR
- South Korea
- Prior art keywords
- refrigerant
- heat exchanger
- hot water
- heat
- hydrokit
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/001—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems in which the air treatment in the central station takes place by means of a heat-pump or by means of a reversible cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/02—Water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- 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]
- Y02B30/12—Hot water central heating systems using heat pumps
Abstract
Description
The present invention relates to a heat pump type hot water supply device, and more particularly, by preventing a refrigerant having a temperature lowered from the outside of the indoor unit from entering the indoor unit by using an indoor unit control unit, thereby preventing the temperature of the hot water supply unit or the heating unit from being lowered. It relates to a heat pump type hot water supply device to improve the emotional quality of the heating performance.
In general, a heat pump is a cooling and heating device that transfers a low temperature heat source to a high temperature or a high temperature heat source to a low temperature by using heat of a refrigerant or heat of condensation.
The heat pump includes a compressor, a condenser, an expansion device, and an evaporation device, and recently, a heat pump type hot water supply device that can be used for hot water supply by heating water with a refrigerant to minimize the consumption of fossil fuels has been developed.
However, the heat pump type hot water supply apparatus according to the prior art has a problem that the hot water performance may be deteriorated since the refrigerant passing through the hot water heat exchanger passes through both the outdoor heat exchanger, the expansion mechanism, and the indoor heat exchanger to condense, expand, and evaporate.
On the other hand, the heat pump type hot water supply apparatus according to the prior art is disposed outdoors with the outdoor unit, and is provided with a hydrokit heat transfer unit including the hot water supply heat exchanger. By the way, the refrigerant mechanically passes through the refrigerant pipe connecting the hydrokit heat transfer unit and the outdoor unit, and mechanically, the refrigerant passes through the refrigerant pipe and causes a predetermined heat loss, and the heat lost refrigerant causes the hydrokit. There is a problem that the minimum performance compared to the temperature during heating is not guaranteed by being transferred to the indoor side as it is through the heat transfer unit.
In order to solve the above problems, conventional control is performed to forcibly prevent heat transfer through the hydrokit heat transfer unit through indoor unit heating control, but the indoor temperature decreases continuously due to mechanical penetration of the refrigerant causing the above-described heat loss. There was a problem that caused.
The present invention has been made in order to solve the above technical problem, by using the indoor unit control the refrigerant flowing into the hydrokit heat transfer unit from the outside by using a bypass passage in advance to block the inflow of the refrigerant is introduced into It is an object of the present invention to provide a heat pump type hot water supply device which can prevent the heating capacity from being reduced.
Heat pump type hot water supply apparatus according to the present invention,
The heat pump type hot water supply device according to the present invention has an effect of preventing the heating capability from being reduced by blocking the inflow of the refrigerant having a temperature lowered from the outside into the hydrokit heat transfer unit from the outside using the indoor unit controller.
In addition, the heat pump type hot water supply apparatus according to the present invention has an effect of preventing freezing of the hydrokit heat transfer part disposed on the outdoor side.
1 is a schematic view showing an embodiment of a heat pump type hot water supply apparatus according to the present invention,
Figure 2 is a block diagram showing a preferred embodiment of a heat pump type hot water supply apparatus according to the present invention,
3 is a conceptual view illustrating a part of a hydrokit heat transfer unit in which a bypass flow path is disposed in the configuration of FIG. 2;
4 to 6 is a block diagram showing the flow of the refrigerant for each operation mode of the heat pump type hot water supply apparatus according to the present invention.
Hereinafter, a preferred embodiment of a heat pump type hot water supply apparatus according to the present invention will be described in detail with reference to the accompanying drawings.
1 is a schematic view showing an embodiment of a heat pump type hot water supply apparatus according to the present invention, Figure 2 is a block diagram showing a preferred embodiment of a heat pump type hot water supply apparatus according to the present invention, Figure 3 is 4 is a conceptual diagram illustrating a flow of a refrigerant for each operation mode of the heat pump type hot water supply device according to the present invention.
As a preferred embodiment of the heat pump type hot water supply apparatus according to the present invention, the
The
The air conditioning operation of the
In the
The
When the
The
In addition, the
The heat
The
The
The
The
The air-
On the other hand, the refrigeration cycle circuit (2) does not allow the refrigerant to flow directly to the cooling and heating
Here, the hydrokit heat exchanger (H), although not shown in the drawings, may be divided into a first heat exchanger of the hot water supply unit performing a hot water supply function and a second heat exchanger of the floor heating unit performing a floor heating function, In the following description, the hot water supply unit and the floor heating unit are indicated by the
The first heat exchanger performs a function of a hot water supply heat exchanger as a heat exchanger for generating hot water for hot water supply, while the second heat exchanger heat exchanges water to generate hot water by heat-exchanging water flowing through a water pipe for an indoor floor heating unit. It is also possible to be provided to perform a function as a water refrigerant heat exchanger.
The hydrokit heat exchanger H is connected to the hydrokit heat
That is, the
Here, when the refrigerant is introduced by the
The hydrokit heat exchanger H may have a refrigerant flow path through which the superheated refrigerant passes, and use
Here, the hot water
The water
As such, the use water circulated by the
The heat pump type hot water supply device is used for air-conditioning heating the interior of the refrigerant flows directly to the cooling /
Hereinafter, the adjustment process of the
That is, when the operation of the heat pump type hot water supply device includes at least one of a hot water operation mode and a floor heating operation mode, the
In addition, the
The
When the
The
Meanwhile, the heat exchanger
One end of the heat
More specifically, the heat exchanger
The refrigerant guided to the heat exchanger bypass flow path (8) is expanded in the indoor expansion mechanism (17) and then evaporated in the indoor heat exchanger (18) to be recovered by the compressor (12) or after expansion in the outdoor expansion mechanism (16). Evaporated by the outdoor heat exchanger (14) and recovered by the compressor (12).
That is, when the refrigerant is guided between the
The auxiliary
That is, when the operation of the heat pump type hot water supply device includes two operations of a hot water supply operation and an indoor air conditioning operation, the auxiliary
In addition, the auxiliary
However, the auxiliary
Meanwhile, when the operation of the heat pump type hot water supply device is the defrosting operation of the
The auxiliary
However, the auxiliary
The heat pump type hot water supply apparatus according to the present invention includes a heat
The heat
The liquid
Hereinafter, for convenience of description, the flow of the refrigerant recovered by the
The
As shown in FIGS. 2 and 3, the first refrigerant circuit includes a
The refrigerant
As described above, the
The refrigerant
In the heat pump type hot water supply apparatus according to the present invention, as described above, the hydrolysis of the refrigerant and the water used is actually performed by using the
On the other hand, the refrigerant
In addition, the refrigerant
Heat pump type hot water supply apparatus according to the present invention, while operating in the heating mode operation, if the defrost mode operation is required when switching to the cooling mode by using the water and the primary condensed refrigerant from the hydrokit heat exchanger (H) for a while The defrosting time is increased by defrosting the
On the other hand, the reference for activating the refrigerant
Referring to FIG. 3, an example of the use water
More specifically, when at least one of the inlet temperature sensor and the outlet temperature sensor is below the first set temperature (preferably 5 degrees Celsius or less), the refrigerant
Meanwhile, the hydrokit heat exchange
In the heat pump type hot water supply apparatus according to the present invention having such a configuration, the
On the other hand, the
The
Naturally, the hot
As described above, the heat pump type hot water supply apparatus according to the present invention includes a refrigerant
Referring to the operation process of the operation mode of the heat pump type hot water supply apparatus according to the present invention configured as described above in detail as follows.
First, as shown in FIG. 4, in the general floor heating operation mode or the hot water operation mode or the indoor air conditioning heating mode of the heat pump type hot water supply device, the
When the
When the
The refrigerant condensed in the hot water supply heat exchanger (74) passes through the hydrokit heat exchange part outlet flow passage (54), passes through the auxiliary refrigerant control unit (10), and flows to the heating and cooling switching valve (40). In 18), it condenses again as it exchanges heat with indoor air.
The refrigerant condensed in the
In this case, it is a normal case in which there is no temperature drop of the outdoor refrigerant, and it is not necessary to activate the refrigerant
However, as shown in FIG. 5, the outdoor side refrigerant detected by the
In this case, the indoor unit I control and the outdoor unit O control are the same as those referred to in FIG. 4 except for whether the refrigerant
As such, by activating the refrigerant
On the other hand, as shown in Figure 6, the operation of the heat pump type hot water supply apparatus according to the present invention in the heating operation mode for the defrost of the
Here, the defrosting condition switched to the defrosting operation mode may correspond to a case where an integration time of the hot water supply operation is longer than the set time or a condition that the temperature of the
In the heat pump type hot water supply device according to the present invention, in the case of the defrosting operation mode or the oil recovery operation mode, the refrigerant required for the defrosting can be defrosted at a higher temperature, so that the refrigerant is used in the hydrokit heat exchanger (H). By deactivating the refrigerant
Or more, with reference to the accompanying drawings, a preferred embodiment and various embodiments of the heat pump type hot water supply apparatus according to the present invention was described in detail. However, embodiments of the present invention are not necessarily limited thereto, and it is obvious that various modifications or other embodiments falling within the scope equivalent to the present invention may be implemented by those skilled in the art. Therefore, the true scope of the present invention will be defined by the claims below.
2: refrigeration cycle circuit 6: refrigerant control unit
8: heat exchanger bypass flow path 10: auxiliary refrigerant control unit
12: compressor 14: outdoor heat exchanger
16: outdoor expansion device 17: indoor expansion device
18: indoor heat exchanger 40: air conditioning switch
52: inflow passage of the hydrokit heat exchange part 54: outflow passage of the hydrokit heat exchange part
60: hot water pump 74: hot water heat exchanger
200: refrigerant
Claims (8)
A second refrigerant circuit configured to circulate an indoor heat exchanger in which the refrigerant compressed by the compressor and the indoor air are heat exchanged;
And a refrigerant control unit configured to control the refrigerant compressed by the compressor to flow through at least one refrigerant circuit of the first refrigerant circuit and the second refrigerant circuit.
In the first refrigerant circuit, the hydrokit heat exchanger is arranged to connect a temperature detector that is disposed in the hydrokit heat exchanger inlet flow passage and detects the temperature of the inlet refrigerant, and connects the hydrokit heat exchanger inflow passage and the hydrokit heat exchanger outlet flow passage. Heat pump type hot water supply device having a refrigerant bypass flow path for bypassing the refrigerant before it is introduced into the unit.
The refrigerant bypass flow path is a heating mode operation,
And the first refrigerant circuit is activated, and the heat pump hot water supply device is activated to prevent heat from being condensed in the hydrokit heat exchange part when the temperature of the refrigerant detected by the temperature detector is lower than or equal to a set value.
In the heating mode operation, further comprises an outdoor heat exchanger for evaporating the refrigerant,
The refrigerant bypass flow path,
And the first refrigerant circuit is activated and is activated when the first refrigerant circuit is operated in the defrosting operation mode of the outdoor heat exchange unit or the oil recovery operation mode of the compressor.
The refrigerant bypass flow path,
And the first refrigerant circuit is activated and deactivated when the defrosting operation mode of the outdoor heat exchange unit or the oil recovery operation mode of the compressor is released.
Further comprising a use water circuit in which the use water is circulated,
The water circuit includes a water inlet temperature sensor disposed in the water circuit inflow passage and a water outlet temperature sensor disposed in the water circuit outlet flow passage,
The refrigerant bypass flow path,
And a heat pump type hot water supply device for determining whether to activate according to the water input temperature and the water output temperature of the water used by the water temperature sensor or the water temperature sensor.
The refrigerant bypass flow path,
And a heat pump type hot water supply device activated when at least one of the water input temperature sensor and the water output temperature sensor is equal to or less than a first predetermined use water temperature.
The refrigerant bypass flow path,
And a heat pump type hot water supply device which is deactivated when the water intake temperature sensor and the water outlet temperature sensor are higher than or equal to a second predetermined use water temperature.
An expansion valve for controlling expansion of the refrigerant is provided in the hydrokit heat transfer part inflow passage corresponding to the refrigerant bypass flow path and the hydrokit heat transfer part.
The expansion valve is a heat pump type hot water supply device is closed when the refrigerant bypass flow channel activation.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110004624A KR101754685B1 (en) | 2011-01-17 | 2011-01-17 | Heat pump type speed heating apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110004624A KR101754685B1 (en) | 2011-01-17 | 2011-01-17 | Heat pump type speed heating apparatus |
Publications (2)
Publication Number | Publication Date |
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KR20120083139A true KR20120083139A (en) | 2012-07-25 |
KR101754685B1 KR101754685B1 (en) | 2017-07-19 |
Family
ID=46714645
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020110004624A KR101754685B1 (en) | 2011-01-17 | 2011-01-17 | Heat pump type speed heating apparatus |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104048408A (en) * | 2014-06-24 | 2014-09-17 | 马鞍山纽泽科技服务有限公司 | Air energy water heater |
CN104048407A (en) * | 2014-06-24 | 2014-09-17 | 马鞍山纽泽科技服务有限公司 | Air energy heat pump water heater |
CN105258333A (en) * | 2015-11-20 | 2016-01-20 | 李家海 | Double-heat-pump winding pipe type water heater |
KR20180026986A (en) * | 2016-09-05 | 2018-03-14 | 엘지전자 주식회사 | Multi air-conditioning system |
WO2018143726A1 (en) * | 2017-02-03 | 2018-08-09 | 삼성전자주식회사 | Heat pump system |
JP2018124046A (en) * | 2017-02-03 | 2018-08-09 | 三星電子株式会社Samsung Electronics Co.,Ltd. | Air conditioner |
KR20190022082A (en) * | 2017-08-25 | 2019-03-06 | 엘지전자 주식회사 | Heat pump type speed heating apparatus inter locking with Air conditioner and operating method thereof |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002048398A (en) * | 2000-07-31 | 2002-02-15 | Daikin Ind Ltd | Heat pump hot water supply apparatus |
-
2011
- 2011-01-17 KR KR1020110004624A patent/KR101754685B1/en active IP Right Grant
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104048408A (en) * | 2014-06-24 | 2014-09-17 | 马鞍山纽泽科技服务有限公司 | Air energy water heater |
CN104048407A (en) * | 2014-06-24 | 2014-09-17 | 马鞍山纽泽科技服务有限公司 | Air energy heat pump water heater |
CN105258333A (en) * | 2015-11-20 | 2016-01-20 | 李家海 | Double-heat-pump winding pipe type water heater |
KR20180026986A (en) * | 2016-09-05 | 2018-03-14 | 엘지전자 주식회사 | Multi air-conditioning system |
WO2018143726A1 (en) * | 2017-02-03 | 2018-08-09 | 삼성전자주식회사 | Heat pump system |
JP2018124046A (en) * | 2017-02-03 | 2018-08-09 | 三星電子株式会社Samsung Electronics Co.,Ltd. | Air conditioner |
US11629891B2 (en) | 2017-02-03 | 2023-04-18 | Samsung Electronics Co., Ltd. | Heat pump system |
KR20190022082A (en) * | 2017-08-25 | 2019-03-06 | 엘지전자 주식회사 | Heat pump type speed heating apparatus inter locking with Air conditioner and operating method thereof |
Also Published As
Publication number | Publication date |
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KR101754685B1 (en) | 2017-07-19 |
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