CN111594905B - Automatic multifunctional assembled split heat pump with additional enhanced joint group - Google Patents
Automatic multifunctional assembled split heat pump with additional enhanced joint group Download PDFInfo
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- CN111594905B CN111594905B CN202010492680.9A CN202010492680A CN111594905B CN 111594905 B CN111594905 B CN 111594905B CN 202010492680 A CN202010492680 A CN 202010492680A CN 111594905 B CN111594905 B CN 111594905B
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- heat exchanger
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/18—Hot-water central heating systems using heat pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D17/00—Domestic hot-water supply systems
- F24D17/02—Domestic hot-water supply systems using heat pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1066—Arrangement or mounting of control or safety devices for water heating systems for the combination of central heating and domestic hot water
- F24D19/1072—Arrangement or mounting of control or safety devices for water heating systems for the combination of central heating and domestic hot water the system uses a heat pump
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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
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
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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
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
Abstract
The invention relates to a heat pump technology, and discloses an automatic multifunctional assembled split heat pump with an enhanced union, which comprises a basic heat pump union consisting of a second condensing heat exchanger, a second plate heat exchanger, a first water pump, a second water pump, a first valve, a second valve and a radiator, an enhanced union consisting of a first condensing heat exchanger, a compressor and an expansion valve, and a control module consisting of a first sensor, a second sensor, a third sensor, a fourth sensor and a control chip.
Description
Technical Field
The invention relates to a heat pump technology, in particular to an automatic multifunctional assembled split type heat pump with an enhanced combined set.
Background
A Heat Pump (Heat Pump) is a device for transferring Heat energy from a low-level Heat source to a high-level Heat source, and is also a new energy technology which attracts attention worldwide.
The basic heat utilization device with the heat pump can be completed only by devices such as a condensation heat exchanger, a water pump and a heat utilization device, the heat efficiency is objective under the conditions that the temperature of a circulating working medium is low, the temperature of flue gas is high and the contact area in the condensation heat exchanger is sufficient, the flue gas realizes heat exchange in the heat exchanger, the circulating working medium is heated and then exchanges heat with the heat utilization device, so that the heat utilization is realized, and the low-temperature circulating working medium after heat exchange flows back to the condensation heat exchanger, so that the circulation is realized.
However, such a basic heat utilization device has such a drawback in practical use that: the contact area of the heat exchanger is too low, so that the heat exchange efficiency is low; the utilization efficiency of heat utilization equipment is low, so that the temperature of the circulating working medium is higher, and the heat exchange efficiency of the circulating working medium and the flue gas is reduced; the manual addition of some equipment for improving the heat efficiency by common users is very troublesome; the ordinary user often can not hold the opportunity that the equipment switching improved whole heat pump set thermal efficiency in the use, makes whole heat pump set be in the low efficiency state operation always, can cause the harm to heat pump set.
Therefore, if a new heat pump unit can be designed to make up for the above-mentioned defects, it is helpful to promote the development of heat pump technology and further promote the development of new energy technology in the world.
Disclosure of Invention
The invention aims to provide an automatic multifunctional assembled split heat pump with an enhanced combined set, which can improve the heat exchange efficiency of a circulating working medium, flue gas and other working media and improve the heat utilization efficiency.
The purpose of the invention is realized by the following technical scheme:
the utility model provides an automatic multi-functional split type heat pump of assembling of subsidiary reinforcing allies oneself with group, includes:
a fourth valve communicated with the flue gas inlet, a heat pump selection box internally provided with a first plate heat exchanger and a second condensation heat exchanger, a fourth valve communicated with the air inlet of the second condensation heat exchanger, a circulating medium outlet of the second condensation heat exchanger is communicated with a first water pump, an outlet of the first water pump is communicated with the first valve, a pipeline for communicating the first valve with the circulating medium inlet of the second plate heat exchanger and the first valve is provided with a first sensor, a pipeline for communicating the circulating medium outlet of the second plate heat exchanger with the circulating medium inlet of the second condensation heat exchanger and the second valve is provided with a second sensor, an outlet of the first water pump is also communicated with the second water pump, an outlet of the second water pump is communicated with the second valve, a pipeline for communicating the second valve with the circulating medium inlet of the radiator and the circulating medium inlet of the radiator is provided with a third sensor, a circulating medium outlet of the radiator is communicated with the circulating medium inlet of the second condensation heat exchanger and a pipeline for communicating the second pump and the fourth sensor (ii) a
The flue gas inlet is also communicated with a third valve, the third valve is communicated with the gas inlet of the first condensing heat exchanger, the circulating working medium outlet of the first condensing heat exchanger is communicated with the circulating working medium inlet of the compressor, the circulating working medium outlet of the compressor is connected with the circulating working medium inlet of the first plate heat exchanger in the heat pump selection box, the circulating working medium outlet of the first plate heat exchanger is communicated with the circulating working medium inlet of the expansion valve, and the circulating working medium outlet of the expansion valve is communicated with the circulating working medium inlet of the first condensing heat exchanger;
the first sensor, the second sensor, the third sensor and the fourth sensor are all connected with the control chip and can detect the parameters of the refrigerant flowing through the corresponding pipelines and send the parameters to the control chip, and the control chip is respectively connected with the third valve and the fourth valve and used for controlling the opening and closing of the third valve and the fourth valve.
Further, the flue gas inlet is respectively communicated with a third valve and a fourth valve through a third three-way pipe.
Furthermore, the outlet of the first water pump is respectively communicated with the first valve and the second water pump through a first three-way pipe.
Furthermore, the pipelines of the circulating medium outlet of the second plate heat exchanger and the circulating medium outlet of the radiator are connected with a second three-way pipe and then communicated with the circulating medium inlet of the second condensing heat exchanger.
Furthermore, the gas outlet of the first condensation heat exchanger and the gas outlet of the second condensation heat exchanger are externally connected with pipelines for discharging flue gas.
Furthermore, pipelines externally connected with the gas outlet of the first condensation heat exchanger and the gas outlet of the second condensation heat exchanger are communicated with a fourth three-way pipe.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, a basic heat pump combined set is composed of a second condensing heat exchanger, a second plate heat exchanger, a first water pump, a second water pump, a first valve, a second valve and a radiator, and an enhanced combined set is composed of a first condensing heat exchanger, a compressor and an expansion valve; under the condition of not changing a circulation mechanism, the control chip judges the integral working state of the heat pump unit according to the parameters of the refrigerant, such as temperature, flow rate and the like, transmitted by the sensor, so as to judge whether the smoke needs to be connected into or disconnected from the enhancement union, and further realize related control by controlling the opening and closing of the third valve and the fourth valve, therefore, when the special condition that the heat efficiency is reduced is met, the control chip can automatically and accurately switch the heat exchange equipment, the heat efficiency is improved by automatically connecting the enhancement union, and the problem that a common user cannot easily control the switching equipment by himself to improve the heat efficiency of the integral heat pump unit is solved; meanwhile, when the heat pump unit is actually used, heat utilization equipment can be increased or decreased, different heat utilization equipment can be supplied with heat respectively or simultaneously according to user requirements, and heat utilization efficiency is further improved.
Furthermore, after the pipeline of the substances to be discharged is connected with the three-way pipe, the substances are discharged through the remaining outlet of the three-way pipe, so that centralized discharge can be realized, and subsequent treatment and control are facilitated.
Drawings
FIG. 1 is a schematic diagram of the basic heat pump unit of the present invention operating alone to provide a normal heat source;
FIG. 2 is a schematic view of the heat pump select box of the present invention;
FIG. 3 is a schematic diagram of the basic heat pump unit of the present invention providing heat only through the second plate heat exchanger;
FIG. 4 is a schematic diagram of the basic heat pump unit of the present invention simultaneously providing a heat source for the second plate heat exchanger and the radiators;
FIG. 5 is a schematic diagram of the basic heat pump assembly of the present invention operating in conjunction with the enhancement assembly;
FIG. 6 is a schematic diagram of the basic heat pump unit of the present invention operating in conjunction with the enhancement unit to provide heat only through the second plate heat exchanger;
fig. 7 is a working schematic diagram of the basic heat pump unit and the enhanced unit of the present invention simultaneously providing heat source for the second plate heat exchanger and the radiator.
In the figure: 1-enhanced union; 11-a first condensing heat exchanger; 12-a compressor; 13-an expansion valve; 2-basic heat pump unit; 21-heat pump option box; 211-a first plate heat exchanger; 212-a second condensing heat exchanger; 22-a first water pump; 23-a first tee; 24-a second tee; 25-a first valve; 26-a second plate heat exchanger; 27-a second water pump; 28-a second valve; 29-radiator; 31-a third tee; 32-a third valve; 33-a fourth valve; 34-a fourth tee; 35-a control chip; 41-a first sensor; 42-a second sensor; 43-a third sensor; 44-fourth sensor.
Detailed Description
The invention is described in further detail below with reference to the figures and specific embodiments.
Referring to fig. 3, the automatic multifunctional assembled split heat pump with the enhanced combined set of the present invention includes a fourth valve 33 communicated with a flue gas inlet through a third three-way pipe 31, a heat pump selection box 21 shown in fig. 2 is disposed on the right side of the fourth valve 33, and a first plate heat exchanger 211 and a second condensing heat exchanger 212 are disposed in the heat pump selection box 21.
The fourth valve 33 is communicated with the air inlet of the second condensing heat exchanger 212, the air outlet of the second condensing heat exchanger 212 is externally connected with a pipeline for discharging flue gas, the circulating working medium outlet of the second condensing heat exchanger 212 is communicated with the first water pump 22, the outlet of the first water pump 22 is communicated with the first valve 25, the pipeline for communicating the first valve 25 with the circulating working medium inlet of the second plate heat exchanger 26 is provided with a first sensor 41, the pipeline for communicating the circulating working medium outlet of the second plate heat exchanger 26 with the circulating working medium inlet of the second condensing heat exchanger 212 is provided with a second sensor 42, the outlet of the first water pump 22 is further communicated with the second water pump 27, the outlet of the second water pump 27 is communicated with the second valve 28, the pipeline for communicating the circulating working medium inlet of the second valve 28 with the circulating working medium inlet of the radiator 29 is provided with a third sensor 43, the circulating working medium outlet of the radiator 29 is communicated with the circulating working medium inlet of the second condensing heat exchanger 212 and is communicated with the pipeline for communicating the circulating working medium inlet of the radiator 29 A fourth sensor 44; in order to simplify the installation process, make the pipeline connection clearer and facilitate the routine maintenance, the outlet of the first water pump 22 is respectively communicated with the first valve 25 and the second water pump 27 through the first three-way pipe 23, and the pipelines of the circulating working medium outlet of the second plate heat exchanger 26 and the circulating working medium outlet of the radiator 29 are communicated with the circulating working medium inlet of the second condensing heat exchanger 212 after being connected with the second three-way pipe 24; in the invention, the second condensing heat exchanger 212, the second plate heat exchanger 26, the first water pump 22, the second water pump 27, the first valve 25, the second valve 28 and the radiator 29 form a basic heat pump unit 2.
The third three-way pipe 31 at the flue gas inlet is also communicated with a third valve 32, the third valve 32 is communicated with the gas inlet of the first condensing heat exchanger 11, the gas outlet of the first condensing heat exchanger 11 is externally connected with a pipeline for discharging flue gas, the circulating working medium outlet of the first condensing heat exchanger 11 is communicated with the circulating working medium inlet of the compressor 12, the circulating working medium outlet of the compressor 12 is connected with the circulating working medium inlet of the first plate heat exchanger 211 in the heat pump selection box 21, the circulating working medium outlet of the first plate heat exchanger 211 is communicated with the circulating working medium inlet of the expansion valve 13, the circulating working medium outlet of the expansion valve 13 is communicated with the circulating working medium inlet of the first condensing heat exchanger 11, the circulating working medium outlet of the first plate heat exchanger 211 is communicated with the first water pump 22, the circulating working medium inlet of the first plate heat exchanger 211 is respectively communicated with the circulating working medium outlet of the second plate heat exchanger 26, The circulation working medium outlet of the radiator 29 is communicated, so that the gas exhausted by the first condensation heat exchanger 11 and the second condensation heat exchanger 212 is subjected to subsequent treatment and control, the external pipelines of the gas outlet of the first condensation heat exchanger 11 and the gas outlet of the second condensation heat exchanger 212 are communicated with the fourth three-way pipe 34, and the concentrated gas emission is carried out through the port of the fourth three-way pipe 34 which is not connected with the pipeline. In the invention, the first condensing heat exchanger 11, the compressor 12 and the expansion valve 13 form the enhancement unit 1.
The first sensor 41, the second sensor 42, the third sensor 43, and the fourth sensor 44 can detect parameters of refrigerant flowing through the corresponding pipes, such as temperature, flow rate, etc., and the first sensor 41, the second sensor 42, the third sensor 43, and the fourth sensor 44 are respectively connected to four ports a1, a2, A3, and a4 of the control chip 35, and send the detected refrigerant parameters to the control chip 35, the control chip 35 is respectively connected to the third valve 32 and the fourth valve 33 through signal output terminals B1 and B2, and the opening and closing of the third valve 32 and the fourth valve 33 are selectively controlled by judging the parameters transmitted from the first sensor 41, the second sensor 42, the third sensor 43, and the fourth sensor 44, that is, the enhancement association 1 is selected to be disconnected as shown in fig. 2, so that the basic heat pump association 2 works alone, or the enhancement association 1 is selected to be connected as shown in fig. 5, the enhancement unit 1 and the basic heat pump unit 2 work simultaneously. In the present invention, the third valve 32 and the fourth valve 33 may be solenoid valves, and the first valve 25 and the second valve 28 may be manual valves.
The working process of the invention is as follows:
taking the application of the present invention in the actual life of a common resident of a household as an example, as shown in fig. 1, generally, the selection is performed, flue gas enters from the third three-way pipe 31, flows through the second condensing heat exchanger 212 in the heat pump selection box 21 through the fourth valve 33, exchanges heat with the circulating working medium in the second condensing heat exchanger 212 in the heat pump selection box 21, is discharged from the gas outlet of the second condensing heat exchanger 212, and is further discharged through the fourth three-way pipe 34, then the high-temperature circulating working medium flows to the first three-way pipe 23 under the action of the first water pump 22, and after being divided by the first three-way pipe 23, a part of the high-temperature circulating working medium flows to the second water pump 27 and the second valve 28 in turn, and a part of the high-temperature circulating working medium flows to the first valve 25, at this time, the user selects the switch of the first valve 25 and the second valve 28 autonomously according to the own actual needs, and controls whether the circulating working medium flows to the second plate heat exchanger 26 and the radiator 29, if the heating is not needed in summer, the switch of the first valve 25 is opened, the high-temperature circulating working medium flows into the second plate heat exchanger 26, the high-temperature circulating working medium in the second plate heat exchanger 26 exchanges heat with the low-temperature domestic water to provide domestic hot water for the residents, and if the heating is needed, as shown in fig. 4, the switches of the first valve 25 and the second valve 28 are both opened, the high-temperature circulating working medium flows into the second plate heat exchanger 26 and the radiator 29, the high-temperature circulating working medium in the second plate heat exchanger 26 exchanges heat with low-temperature domestic water to provide domestic hot water for the household, the high-temperature circulating working medium in the radiator 29 supplies heat for the household, and then the low-temperature circulating working medium is gathered together through the second three-way pipe 24 and flows into the second condensing heat exchanger 212 in the heat pump selection box 21 again to exchange heat with the flue gas again, thereby realizing a cycle.
In practical situations, heat exchange efficiency is often insufficient due to various reasons, so that heating and heat supply cannot meet the living needs of residents, at this time, refrigerant parameters such as temperature, flow rate and the like detected by the first sensor 41, the second sensor 42, the third sensor 43 and the fourth sensor 44 are also abnormal, when the control chip 35 receives the abnormal parameters, it is determined that the enhancement combination 1 needs to be connected to improve the heat efficiency, a control signal is sent to open the third valve 32 and close the fourth valve 33, as shown in fig. 5, at this time, the flue gas does not flow through the second condensation heat exchanger 212 but flows into the first condensation heat exchanger 11, the flue gas and the circulating working medium in the enhancement combination 1 complete heat exchange in the first condensation heat exchanger 11, then flows into the compressor 12, the circulating working medium is changed into the high-temperature and high-pressure circulating working medium by the compressor 12, then the high-temperature high-pressure circulating working medium flows into the heat pump selection box 21, exchanges heat with the low-temperature circulating working medium in the basic heat pump combination 2 in the first plate heat exchanger 211 in the heat pump selection box 21, namely exchanges heat with the low-temperature circulating working medium in the second condensing heat exchanger 212, because the common high-temperature circulating working medium is changed into the high-temperature high-pressure circulating working medium, the heat exchange efficiency is greatly improved, the circulating working medium in the enhanced combination 1 is changed into the low-temperature high-pressure circulating working medium after exchanging heat, flows into the expansion valve 13, is changed into the low-temperature low-pressure circulating working medium again under the action of the expansion valve 13, flows back to the first condensing heat exchanger 11 to exchange heat with the flue gas again, the primary circulation in the enhanced combination 1 is completed, the flue gas exchanging heat with the circulating working medium in the basic heat pump combination 2 is replaced by the high-temperature high-pressure circulating working medium with higher actual heat exchange efficiency, the circulation process is the same as the circulation process when the basic heat pump combination 2 operates independently as shown in figure 1, the user can select to open first valve 25 according to actual conditions, closes second valve 28, realizes just letting the purpose of second plate heat exchanger work as shown in fig. 6, perhaps opens first valve 25, second valve 28, realizes the purpose of second plate heat exchanger and radiator simultaneous working as shown in fig. 7 to improve whole heat pump set's heat exchange efficiency, satisfy resident's life demand.
Claims (1)
1. The utility model provides a split type heat pump can be assembled to automatic multi-functional of subsidiary reinforcing antithetical couplet group which characterized in that includes:
a fourth valve (33) communicated with the flue gas inlet, a heat pump selection box (21) internally provided with a first plate heat exchanger (211) and a second condensing heat exchanger (212), the fourth valve (33) is communicated with an air inlet of the second condensing heat exchanger (212), a circulating medium outlet of the second condensing heat exchanger (212) is communicated with a first water pump (22), an outlet of the first water pump (22) is communicated with a first valve (25), a pipeline for communicating the first valve (25) with a circulating medium inlet of the second plate heat exchanger (26) and communicating the first valve with the second plate heat exchanger (26) is provided with a first sensor (41), a pipeline for communicating the circulating medium outlet of the second plate heat exchanger (26) with the circulating medium inlet of the second condensing heat exchanger (212) is provided with a second sensor (42), an outlet of the first water pump (22) is also communicated with a second water pump (27), an outlet of the second water pump (27) is communicated with a second valve (28), a pipeline of the second valve (28) communicated with the circulating working medium inlet of the radiator (29) and communicated with the circulating working medium inlet of the radiator is provided with a third sensor (43), and a circulating working medium outlet of the radiator (29) is communicated with the circulating working medium inlet of the second condensing heat exchanger (212) and communicated with a pipeline fourth sensor (44);
the flue gas inlet is also communicated with a third valve (32), the third valve (32) is communicated with an air inlet of the first condensing heat exchanger (11), a circulating working medium outlet of the first condensing heat exchanger (11) is communicated with a circulating working medium inlet of the compressor (12), a circulating working medium outlet of the compressor (12) is connected with a circulating working medium inlet of a first plate type heat exchanger (211) in the heat pump selection box (21), a circulating working medium outlet of the first plate type heat exchanger (211) is communicated with a circulating working medium inlet of the expansion valve (13), and a circulating working medium outlet of the expansion valve (13) is communicated with a circulating working medium inlet of the first condensing heat exchanger (11);
the first sensor (41), the second sensor (42), the third sensor (43) and the fourth sensor (44) are all connected with the control chip (35) and can detect the parameters of the refrigerant flowing through the corresponding pipelines and send the parameters to the control chip (35), and the control chip (35) is respectively connected with the third valve (32) and the fourth valve (33) to control the opening and closing of the third valve (32) and the fourth valve (33);
the flue gas inlet is respectively communicated with a third valve (32) and a fourth valve (33) through a third three-way pipe (31);
the outlet of the first water pump (22) is respectively communicated with a first valve (25) and a second water pump (27) through a first three-way pipe (23);
the pipelines of the circulating medium outlet of the second plate heat exchanger (26) and the circulating medium outlet of the radiator (29) are connected with a second three-way pipe (24) and then communicated with the circulating medium inlet of the second condensing heat exchanger (212);
the gas outlet of the first condensation heat exchanger (11) and the gas outlet of the second condensation heat exchanger (212) are externally connected with pipelines for discharging flue gas;
and pipelines externally connected with the air outlet of the first condensation heat exchanger (11) and the air outlet of the second condensation heat exchanger (212) are communicated with a fourth three-way pipe (34).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010492680.9A CN111594905B (en) | 2020-06-03 | 2020-06-03 | Automatic multifunctional assembled split heat pump with additional enhanced joint group |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010492680.9A CN111594905B (en) | 2020-06-03 | 2020-06-03 | Automatic multifunctional assembled split heat pump with additional enhanced joint group |
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| CN111594905A CN111594905A (en) | 2020-08-28 |
| CN111594905B true CN111594905B (en) | 2022-04-01 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0029219A2 (en) * | 1979-11-20 | 1981-05-27 | Paul Müller | Device for the production of hot water by means of a heat pump, and method of operating this device |
| CN103225834A (en) * | 2013-05-21 | 2013-07-31 | 青岛宏宇环保空调设备有限公司 | Boiler flue gas pollution discharge and waste heat recovery heat pump heating system and application method thereof |
| CN104132481A (en) * | 2014-08-12 | 2014-11-05 | 郑州大学 | Flue gas source heat pump water heating system and method for recycling low-temperature flue gas waste heat |
| CN205655523U (en) * | 2016-05-13 | 2016-10-19 | 包头鹏翔锅炉暖通设备有限责任公司 | Thermal wastewater heat recovery unit |
| CN210568833U (en) * | 2019-09-17 | 2020-05-19 | 北方工业大学 | Combined heat and power type heating system |
-
2020
- 2020-06-03 CN CN202010492680.9A patent/CN111594905B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0029219A2 (en) * | 1979-11-20 | 1981-05-27 | Paul Müller | Device for the production of hot water by means of a heat pump, and method of operating this device |
| CN103225834A (en) * | 2013-05-21 | 2013-07-31 | 青岛宏宇环保空调设备有限公司 | Boiler flue gas pollution discharge and waste heat recovery heat pump heating system and application method thereof |
| CN104132481A (en) * | 2014-08-12 | 2014-11-05 | 郑州大学 | Flue gas source heat pump water heating system and method for recycling low-temperature flue gas waste heat |
| CN205655523U (en) * | 2016-05-13 | 2016-10-19 | 包头鹏翔锅炉暖通设备有限责任公司 | Thermal wastewater heat recovery unit |
| CN210568833U (en) * | 2019-09-17 | 2020-05-19 | 北方工业大学 | Combined heat and power type heating system |
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| CN111594905A (en) | 2020-08-28 |
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Effective date of registration: 20230612 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: 710123 Shaanxi city of Xi'an province Changan District Xijing Road No. 1 Patentee before: XIJING University Effective date of registration: 20230612 Address after: 257000 No.1 Fenghe Road, Niuzhuang Town, Dongying District, Dongying, Shandong Province Patentee after: Shandong Haowo New Energy Technology Co.,Ltd. Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. |