CN105650879A - Heat pump hot water system for preheating by using solar energy - Google Patents
Heat pump hot water system for preheating by using solar energy Download PDFInfo
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- CN105650879A CN105650879A CN201610055213.3A CN201610055213A CN105650879A CN 105650879 A CN105650879 A CN 105650879A CN 201610055213 A CN201610055213 A CN 201610055213A CN 105650879 A CN105650879 A CN 105650879A
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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
- F24H9/00—Details
- F24H9/0005—Details for water heaters
- F24H9/001—Guiding means
- F24H9/0015—Guiding means in water channels
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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
- F24H9/00—Details
- F24H9/0005—Details for water heaters
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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
- 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
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S70/00—Details of absorbing elements
- F24S70/20—Details of absorbing elements characterised by absorbing coatings; characterised by surface treatment for increasing absorption
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S70/00—Details of absorbing elements
- F24S70/60—Details of absorbing elements characterised by the structure or construction
- F24S70/65—Combinations of two or more absorbing elements
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a heat pump hot water system for preheating by using solar energy. The system comprises a water storage tank heating circulating loop, a municipal pipe water replenishing pipeline and a user side hot water circulating loop. The invention designs the square hot water storage tank with an insulation separation plate; the square hot water storage tank is divided into a heating water cavity and an insulation water cavity by the insulation separation plate to prevent replenished cold water from being mixed with hot water so as to enhance the set energy-efficiency ratio; solar heated water cavities are additionally arranged out of insulation layers on the side surface and the top surface of the square water storage tank; and through communication of the whole solar heated water cavities, the solar energy can be absorbed to preheat the replenished cold water stored in the solar heated water cavities, so that the water replenishing temperature is increased, and the energy consumption of a heat pump hot water set heating the replenished water is reduced.
Description
Technical field
The invention belongs to Teat pump boiler field, relate to a kind of heat pump hot-water system utilizing solar energy to preheat.
Background technology
Along with improving constantly of people's living standard, people are also more and more higher for the requirement of quality of the life, hot water for life also becomes the raising indispensable aspect of quality of the life, and traditional electric heater, boiler have a series of problems such as energy consumption is big, seriously polluted. Traditional solar water heater is subject to again the restriction of weather, during bad weather, affects hot water supply and water supply quality, even can not sustainable supply hot water. Heat pump hot-water system can absorb heat from Cryogenic air, transfers in the high-temperature water higher than air themperature by this partial heat, makes water temperature raise. Heat pump hot-water system has energy-efficient feature, when power consumption is identical, the hot water amount that heat pump hot-water system produces is 3-4 times of electric heater, being widely used in the places such as school dormitory, hotel, bath center, heat pump hot-water system is one of optimal case of concentrated supply domestic hot-water.
Heat pump hot-water system in current China market is mainly single water-storing tank system, when carrying out moisturizing to water-storing tank, cold water moisturizing in city planting ductwork mixes with the hot water in water-storing tank, the hot water temperature making supply user significantly declines, reduce the quality of hot water, have impact on the comfort level of user. Cold water moisturizing mixes with the hot water in water-storing tank, makes the condensation temperature of heat-pump hot-water unit be in higher state all the time, reduces average cop during heat-pump hot-water unit heat hot water, add the power consumption of heat pump hot-water system.
Summary of the invention
Technical problem:It is an object of the invention to provide a kind of heat pump hot-water system utilizing solar energy to preheat, it is to avoid the cold water moisturizing of city planting ductwork mixes with the hot water in water-storing tank, improve average cop during heat-pump hot-water unit heating water, reduce the power consumption of heat-pump hot-water unit.
Technical scheme:The heat pump hot-water system that solar energy preheats that utilizes of the present invention includes water-storing tank heat cycles loop, city planting ductwork water pipe, user side hot water circulation loop; Water-storing tank that described water-storing tank heat cycles loop includes being sequentially connected with along water loop direction, heat cycles water pump, heat-pump hot-water unit, the hot water outlet of described heat-pump hot-water unit is connected with the water inlet adding hot-water cavity arranged in water-storing tank by the first electromagnetic valve, and the hot water outlet of heat-pump hot-water unit is connected by the water inlet of the second electromagnetic valve with the insulation water cavity arranged in water-storing tank;Described water-storing tank side and end face are outside equipped with solar energy by hot-water cavity, described solar energy by hot-water cavity by the 4th electromagnetic valve with add hot-water cavity and connect, solar energy is provided with the water supplement port in order to connect and the 3rd electromagnetic valve with city planting ductwork by hot-water cavity; The described outlet adding hot-water cavity is connected by the user side hot water circulating pipeline between the 8th electromagnetic valve and outlet and the water supply hot water unit fixed on water pump suction of insulation water cavity, and water supply hot water exit of pump passes sequentially through discharge pressure tank, the 5th electromagnetic valve is connected with the water inlet of insulation water cavity.
Further, in present system, adding of arranging in described water-storing tank is separated by built-in heat insulation dividing plate between hot-water cavity and insulation water cavity.
Further, in present system, described in add the outlet of hot-water cavity and be connected with the water inlet of heat-pump hot-water unit by the 6th electromagnetic valve, be incubated the outlet of water cavity and pass through the 7th electromagnetic valve and be connected with the water inlet of heat-pump hot-water unit.
Further, in present system, in this system, by opening the first electromagnetic valve and the 6th electromagnetic valve, close the second electromagnetic valve and the 7th electromagnetic valve, it is achieved to the heating adding hot-water cavity; By opening the second electromagnetic valve and the 7th electromagnetic valve, close the first electromagnetic valve and the 6th electromagnetic valve, it is achieved the heating to insulation water cavity.
Further, in present system, described solar energy is laid with solar energy absorbing coating by the outer surface of hot-water cavity, in order to absorb solar energy and to preheat to enter and add the cold water of hot-water cavity.
In the present invention, square water-storing tank built-in heat insulation dividing plate, square water-storing tank is divided into and adds hot-water cavity and insulation water cavity, cold water moisturizing is avoided to mix with hot water, improve the comfort level of user's heat water, reduce the operating temperature point of heat-pump hot-water unit, improve the average cop of heat-pump hot-water unit, when heating equivalent hot water, consume energy lower. Fill the first water level switch, the second water level switch and the first temperature sensor respectively in the inside adding hot-water cavity, fill the 3rd water level switch, the 4th water level switch and the second temperature sensor respectively in the inside of insulation water cavity. Solar energy is added by hot-water cavity outside square water-storing tank side and end face heat-insulation layer, whole solar energy is connected by hot-water cavity, the surface of hot-water cavity it is subject at solar energy, scribble the black material that absorption efficiency is higher, cold water can be preheated by absorption solar energy by solar energy by hot-water cavity, improve moisturizing temperature, reduce the energy consumption during heating moisturizing of heat-pump hot-water unit.
Solar heat pump and water heating system includes water-storing tank heat cycles loop, city planting ductwork water pipe, user side hot water circulation loop. Water-storing tank heat cycles loop includes heat cycles water pump, heat-pump hot-water unit, the first electromagnetic valve, the second electromagnetic valve, adds hot-water cavity, is incubated water cavity, the 6th electromagnetic valve, the 7th electromagnetic valve and relevant connection pipeline thereof; City planting ductwork water pipe include the 3rd electromagnetic valve, solar energy by hot-water cavity, the 4th electromagnetic valve, add hot-water cavity, the 8th electromagnetic valve, hot water water supply pump, the 5th electromagnetic valve, insulation water cavity and relevant connection pipeline thereof; User side hot water circulation loop includes insulation water cavity, hot water water supply pump, the 5th electromagnetic valve and relevant connection pipeline thereof.
Concrete connected mode: the bottom adding hot-water cavity and insulation water cavity connects heat cycles pump intake respectively through the 6th electromagnetic valve and the 7th electromagnetic valve, heat cycles pump discharge connects heat-pump hot-water unit entrance, the top adding hot-water cavity and insulation water cavity connects the outlet of heat-pump hot-water unit respectively through the first electromagnetic valve and the second electromagnetic valve, city planting ductwork filling pipe receives the solar energy top by hot-water cavity by the 3rd electromagnetic valve, solar energy is connect by the 4th electromagnetic valve by the bottom of hot-water cavity and adds hot-water cavity top, the bottom adding hot-water cavity connects the pipeline before hot water feed pump entrance by the 8th electromagnetic valve, the bottom of insulation water cavity connects hot water feed pump entrance, the outlet of hot water feed pump picks out water pressure tank entrance, the top of insulation water cavity picks out the outlet of water pressure tank by the 5th electromagnetic valve, it it is user side supplying hot water pipe network between discharge pressure tank and the 5th electromagnetic valve.Solar energy by hot-water cavity, add hot-water cavity and insulation water cavity outside fill the first automatic exhaust steam valve, the second automatic exhaust steam valve and the 3rd automatic exhaust steam valve, for the moisturizing aerofluxus of each water cavity. Take on water pressure tank in the downstream of hot water feed pump, for buffer system pressure oscillation, when hydraulic pressure slightly changes in system, can guarantee that the stable water pressure of system.
Utilize the heat pump hot-water system mode of heating that solar energy preheats: utilize the heat pump hot-water system of solar energy, under normal operating conditions, moisturizing from city planting ductwork enters solar energy by hot-water cavity by the 3rd electromagnetic valve, high temperature cold water through solar energy preheating is added hot-water cavity by hot-water cavity by the 4th electromagnetic valve entrance from solar energy, being heated to the cold water adding hot-water cavity by heat-pump hot-water unit, the high-temperature-hot-water after heating enters insulation water cavity by the 8th electromagnetic valve, hot water feed pump, discharge pressure tank and the 4th electromagnetic valve.
Utilize the working method of the automatic control system of the heat pump hot-water system that solar energy preheats: first detection adds the second water level switch of hot-water cavity, if the water level added in hot-water cavity is lower than the second water level switch, namely the second water level switch is closed, then the 3rd electromagnetic valve and the 4th electromagnetic valve are opened, the 3rd electromagnetic valve is passed through in moisturizing from city planting ductwork, solar energy is subject to hot-water cavity, 4th electromagnetic valve enters and adds hot-water cavity, add hot-water cavity water level constantly to rise, when adding hot-water cavity water level more than the second water level switch, second water level switch Guan Bi, first electromagnetic valve and the 6th electromagnetic valve are opened, second electromagnetic valve and the 7th closed electromagnetic valve, the cold water added in hot-water cavity is heated by heat-pump hot-water unit, when the water level added in hot-water cavity is higher than the first water level switch, first water level switch Guan Bi, 4th closed electromagnetic valve, stop adding hot-water cavity moisturizing. when the temperature adding hot-water cavity is higher than the first temperature sensor design temperature, and the water level in insulation water cavity is lower than the 3rd water level switch, when being namely incubated the 3rd water level switch disconnection of water cavity, 8th electromagnetic valve is opened, add the hot water in hot-water cavity and pass through the hot water circulation network of the 8th electromagnetic valve, hot water feed pump, discharge pressure tank, the 5th electromagnetic valve entrance user side, enter insulation water cavity by the hot water circulation network of user side, carry out hot water supply for insulation water cavity. when the temperature adding hot-water cavity is higher than the first temperature sensor design temperature, and the water level in insulation water cavity is higher than the 3rd water level switch, and when being namely incubated the 3rd water level switch Guan Bi of water cavity, heat-pump hot-water unit stops heating. when adding the water level decreasing of hot-water cavity to time below the second water level switch, the second water level switch is closed, and now the 8th closed electromagnetic valve, the 4th electromagnetic valve is opened, and carries out moisturizing to adding hot-water cavity. in running, if the water temperature of insulation water cavity is lower than the design temperature of the second temperature sensor, then the second electromagnetic valve and the 7th electromagnetic valve are opened, the first electromagnetic valve and the 6th closed electromagnetic valve, and heat-pump hot-water unit is heated to the hot water in insulation water cavity.
Beneficial effect:The present invention compared with prior art, has the advantage that
In this cover system, hot-water cavity and insulation water cavity is added owing to water-storing tank is divided into by thermal-insulation baffle plate, avoid cold water moisturizing to mix with water-storing tank hot water, improve the average cop of heat-pump hot-water unit, and according to said structure and described system pipe network, can realize heat-pump hot-water unit both can to the cool water heating adding hot-water cavity, it is also possible to give the hot water heating of insulation water cavity.
Solar energy is set outside the side of water-storing tank and the heat-insulation layer of end face by hot-water cavity, solar energy is by the cold water in hot-water cavity, before entrance adds hot-water cavity, by absorbing solar energy, can improve to enter and add the moisturizing temperature of hot-water cavity, decrease heat-pump hot-water unit heating cold water to power consumption time temperature required.
Native system is adding hot-water cavity to while insulation water cavity moisturizing, and heat-pump hot-water unit is heated still can to the moisturizing that adds in hot-water cavity, adds the operation time of heat-pump hot-water unit, improves the utilization rate of heat-pump hot-water unit.
Accompanying drawing explanation
Fig. 1 is the heat pump hot-water system schematic diagram utilizing solar energy to preheat.
Figure has: water-storing tank 1; Solar energy is subject to hot-water cavity 2; Add hot-water cavity 3; Insulation water cavity 4; 3rd electromagnetic valve 5; 5th electromagnetic valve 6; 8th electromagnetic valve 7; Hot water feed pump 8; Discharge pressure tank 9; 4th electromagnetic valve 10; 6th electromagnetic valve 11; 7th electromagnetic valve 12; Heat cycles pump 13; Heat-pump hot-water unit 14; First electromagnetic valve 15; Second electromagnetic valve 16; First water level switch 17; First temperature sensor 18; Second water level switch 19; 3rd water level switch 20; Second temperature sensor 21; 4th water level switch 22; First automatic exhaust steam valve 23; Second automatic exhaust steam valve 24; 3rd automatic exhaust steam valve 25; Thermal-insulation baffle plate 26; Heat-insulation layer 27.
Detailed description of the invention
Below in conjunction with embodiment and Figure of description, the present invention is further illustrated.
The present invention is based on a kind of heat pump hot-water system utilizing solar energy to preheat. Square water-storing tank 1 built-in heat insulation dividing plate 26, square water-storing tank 1 is divided into and adds hot-water cavity 3 and insulation water cavity 4, cold water moisturizing is avoided to mix with hot water, improve the comfort level of user's heat water, reduce the operating temperature point of heat-pump hot-water unit 14, improve the average cop of heat-pump hot-water unit 14, when heating equivalent hot water, consume energy lower. Fill the first water level switch the 17, second water level switch 19 and the first temperature sensor 18 in the inside adding hot-water cavity 3 respectively, fill the 3rd water level switch the 20, the 4th water level switch 22 and the second temperature sensor 21 respectively in the inside of insulation water cavity 4. Solar energy is added by hot-water cavity 2 outside square water-storing tank 1 side and end face heat-insulation layer 27, whole solar energy is connected by hot-water cavity 2, the surface of hot-water cavity 2 it is subject at solar energy, scribble the black material that absorption efficiency is higher, cold water can be preheated by absorption solar energy by solar energy by hot-water cavity 2, improve moisturizing temperature, reduce the energy consumption during heating moisturizing of heat-pump hot-water unit.
Solar heat pump and water heating system includes water-storing tank heat cycles loop, city planting ductwork water pipe, user side hot water circulation loop. Water-storing tank heat cycles loop includes heat cycles water pump 13, heat-pump hot-water unit the 14, first electromagnetic valve the 15, second electromagnetic valve 16, adds hot-water cavity 3, is incubated water cavity the 4, the 6th electromagnetic valve the 11, the 7th electromagnetic valve 12 and relevant connection pipeline thereof; City planting ductwork water pipe include the 3rd electromagnetic valve 10, solar energy by hot-water cavity the 2, the 4th electromagnetic valve 6, add hot-water cavity the 3, the 8th electromagnetic valve 7, hot water water supply pump 8, discharge pressure tank the 9, the 5th electromagnetic valve 10, insulation water cavity 4 and relevant connection pipeline thereof; User side hot water circulation loop includes insulation water cavity 4, hot water water supply pump 8, discharge pressure tank the 9, the 5th electromagnetic valve 10 and relevant connection pipeline thereof.
Concrete connected mode: the bottom adding hot-water cavity 3 and insulation water cavity 4 connects heat cycles pump 13 entrance respectively through the 6th electromagnetic valve 11 and the 7th electromagnetic valve 12, heat cycles pump 13 outlet connects heat-pump hot-water unit 14 entrance, the top adding hot-water cavity 3 and insulation water cavity 4 connects heat-pump hot-water unit 14 export respectively through the first electromagnetic valve 15 and the second electromagnetic valve 16, city planting ductwork filling pipe receives the solar energy top by hot-water cavity 2 by the 3rd electromagnetic valve 5, solar energy is connect by the bottom of hot-water cavity 2 added hot-water cavity 3 top by the 4th electromagnetic valve 6, the bottom adding hot-water cavity 3 connects the pipeline before hot water feed pump 8 entrance by the 8th electromagnetic valve 7, the bottom of insulation water cavity 4 connects hot water feed pump 8 entrance, hot water feed pump 8 outlet picks out water pressure tank 9 entrance, the top of insulation water cavity 4 picks out water pressure tank 9 by the 5th electromagnetic valve 10 and exports, it is user side supplying hot water pipe network between discharge pressure tank 9 and the 5th electromagnetic valve 10.Solar energy by hot-water cavity 2, add hot-water cavity 3 and insulation water cavity 4 outside fill the first automatic exhaust steam valve the 23, second automatic exhaust steam valve 24 and the 3rd automatic exhaust steam valve 25, for the moisturizing aerofluxus of each water cavity. Take on water pressure tank 9 in the downstream of hot water feed pump 8, for buffer system pressure oscillation, when hydraulic pressure slightly changes in system, can guarantee that the stable water pressure of system.
Utilize the heat pump hot-water system mode of heating that solar energy preheats: utilize the heat pump hot-water system of solar energy, under normal operating conditions, moisturizing from city planting ductwork enters solar energy by hot-water cavity 2 by the 3rd electromagnetic valve 5, high temperature cold water through solar energy preheating is added hot-water cavity 3 by hot-water cavity 2 by the 4th electromagnetic valve 6 entrance from solar energy, being heated to the cold water adding hot-water cavity 3 by heat-pump hot-water unit 14, the high-temperature-hot-water after heating enters insulation water cavity 4 by the 8th electromagnetic valve 7, hot water feed pump 8, discharge pressure tank 9 and the 4th electromagnetic valve 10.
Utilize the working method of the automatic control system of the heat pump hot-water system that solar energy preheats: first detection adds the second water level switch 19 of hot-water cavity 3, if the water level added in hot-water cavity 3 is lower than the second water level switch 19, namely the second water level switch 19 is closed, then the 3rd electromagnetic valve 5 and the 4th electromagnetic valve 6 are opened, the 3rd electromagnetic valve 5 is passed through in moisturizing from city planting ductwork, solar energy is subject to hot-water cavity 2, 4th electromagnetic valve 6 enters and adds hot-water cavity 3, add hot-water cavity 3 water level constantly to rise, when adding hot-water cavity 3 water level more than the second water level switch 19, second water level switch 19 closes, first electromagnetic valve 15 and the 6th electromagnetic valve 16 are opened, second electromagnetic valve 11 and the 7th electromagnetic valve 12 are closed, the cold water added in hot-water cavity 3 is heated by heat-pump hot-water unit 14, when the water level added in hot-water cavity 3 is higher than the first water level switch 17, first water level switch 17 closes, 4th electromagnetic valve 6 cuts out, stop adding hot-water cavity 3 moisturizing. when the temperature adding hot-water cavity 3 is higher than the first temperature sensor 18 design temperature, and the water level in insulation water cavity 4 is lower than the 3rd water level switch 20, namely when the 3rd water level switch 20 of insulation water cavity 4 disconnects, 8th electromagnetic valve 7 is opened, add the hot water of 3 in hot-water cavity and entered the hot water circulation network of user side by the 8th electromagnetic valve 7, hot water feed pump 8, discharge pressure tank the 9, the 5th electromagnetic valve 10, enter insulation water cavity 4 by the hot water circulation network of user side, carry out hot water supply for insulation water cavity 4. when the temperature adding hot-water cavity 3 is higher than the first temperature sensor 18 design temperature, and the water level in insulation water cavity 4 switchs higher than the 3rd water level 20, and when namely the 3rd water level switch 20 of insulation water cavity 4 closes, heat-pump hot-water unit 14 stops heating. when adding the water level decreasing of hot-water cavity 3 to the second water level switch less than 19, the second water level switch 19 is closed, and now the 8th electromagnetic valve 7 cuts out, and the 4th electromagnetic valve 6 is opened, and carries out moisturizing to adding hot-water cavity 3. in running, if the water temperature of insulation water cavity 4 is lower than the design temperature of the second temperature sensor 21, then the second electromagnetic valve 16 and the 7th electromagnetic valve 12 are opened, and the first electromagnetic valve 15 and the 6th electromagnetic valve 23 are closed, and heat-pump hot-water unit 14 is heated to the hot water in insulation water cavity 4.
Square water-storing tank is divided into and adds hot-water cavity 3 and insulation water cavity 4 by the built-in heat insulation dividing plate 26 of square water-storing tank 1, cold water moisturizing is avoided to mix with hot water, improve the comfort level of user's heat water, reduce the operating temperature point of heat-pump hot-water unit, improve the average cop of heat-pump hot-water unit, when heating equivalent hot water, consume energy lower.
Solar energy is added by hot-water cavity 2 outside the side and end face heat-insulation layer 27 of square water-storing tank 1, whole solar energy is connected by hot-water cavity 2, it is connected with adding hot-water cavity 3 by the 4th electromagnetic valve 6, heat-pump hot-water unit 14 is to adding while hot-water cavity is heated, solar energy can be passed through to absorb solar energy to being stored in solar energy and being preheated by the cold water in hot-water cavity 2 by hot-water cavity 2, reduces energy consumption when heat-pump hot-water unit heats moisturizing. Based on city planting ductwork water pipe, when adding hot-water cavity 3 and carrying out moisturizing to insulation water cavity 4, heat-pump hot-water unit 14 need not be shut down, it is possible to persistently gives and adds hot-water cavity 3 and be heated, improves the work efficiency of whole system.
Above-described embodiment is only the preferred embodiment of the present invention; it is noted that, for those skilled in the art; under the premise without departing from the principles of the invention; some improvement and equivalent replacement can also be made; the claims in the present invention are improved and are equal to the technical scheme after replacing by these, each fall within protection scope of the present invention.
Claims (5)
1. the heat pump hot-water system utilizing solar energy to preheat, it is characterised in that this system includes water-storing tank heat cycles loop, city planting ductwork water pipe, user side hot water circulation loop;
Water-storing tank (1) that described water-storing tank heat cycles loop includes being sequentially connected with along water loop direction, heat cycles water pump (13), heat-pump hot-water unit (14), the hot water outlet of described heat-pump hot-water unit (14) is connected with the water inlet adding hot-water cavity (3) arranged in water-storing tank (1) by the first electromagnetic valve (15), and the hot water outlet of heat-pump hot-water unit (14) is connected by the water inlet of the second electromagnetic valve (16) with the insulation water cavity (4) arranged in water-storing tank (1);
Described water-storing tank (1) side and end face are outside equipped with solar energy by hot-water cavity (2), described solar energy is connected with adding hot-water cavity (3) by the 4th electromagnetic valve (6) by hot-water cavity (2), and solar energy is provided with the water supplement port in order to connect and the 3rd electromagnetic valve (5) with city planting ductwork by hot-water cavity (2);
The described outlet adding hot-water cavity (3) is connected by the user side hot water circulating pipeline between the 8th electromagnetic valve (7) and outlet and water supply hot water water pump (8) import of insulation water cavity (4), and water supply hot water water pump (8) outlet passes sequentially through discharge pressure tank (9), the 5th electromagnetic valve (10) is connected with the water inlet of insulation water cavity (4).
2. the heat pump hot-water system utilizing solar energy to preheat according to claim 1, it is characterised in that adding of arranging in described water-storing tank (1) is separated by built-in heat insulation dividing plate (26) between hot-water cavity (3) and insulation water cavity (4).
3. the heat pump hot-water system utilizing solar energy to preheat according to claim 1, it is characterized in that, the described outlet adding hot-water cavity (3) is connected with the water inlet of heat-pump hot-water unit (14) by the 6th electromagnetic valve (11), and the outlet of insulation water cavity (4) is connected with the water inlet of heat-pump hot-water unit (14) by the 7th electromagnetic valve (12).
4. utilize, according to claim 1,2 or 3, the heat pump hot-water system that solar energy preheats, it is characterized in that, in this system, by opening the first electromagnetic valve (15) and the 6th electromagnetic valve (11), close the second electromagnetic valve (16) and the 7th electromagnetic valve (12), it is achieved to the heating adding hot-water cavity (3);By opening the second electromagnetic valve (16) and the 7th electromagnetic valve (12), close the first electromagnetic valve (15) and the 6th electromagnetic valve (11), it is achieved the heating to insulation water cavity (4).
5. utilize, according to claim 1,2 or 3, the heat pump hot-water system that solar energy preheats, it is characterized in that, described solar energy is laid with solar energy absorbing coating by the outer surface of hot-water cavity (2), in order to absorb solar energy and to preheat entrance and add the cold water of hot-water cavity (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610055213.3A CN105650879A (en) | 2016-01-27 | 2016-01-27 | Heat pump hot water system for preheating by using solar energy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610055213.3A CN105650879A (en) | 2016-01-27 | 2016-01-27 | Heat pump hot water system for preheating by using solar energy |
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| CN201610055213.3A Pending CN105650879A (en) | 2016-01-27 | 2016-01-27 | Heat pump hot water system for preheating by using solar energy |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500322A (en) * | 2016-12-30 | 2017-03-15 | 武汉腾云数冷科技有限公司 | A kind of water supply of water heater of heat pump system and method |
| WO2020106587A1 (en) * | 2018-11-20 | 2020-05-28 | Vector Innovative Products, L.L.C. | Water provision apparatuses and related methods |
| CN112656022A (en) * | 2021-01-13 | 2021-04-16 | 成都同创恒合节能科技有限公司 | Electromagnetic heating equipment |
-
2016
- 2016-01-27 CN CN201610055213.3A patent/CN105650879A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500322A (en) * | 2016-12-30 | 2017-03-15 | 武汉腾云数冷科技有限公司 | A kind of water supply of water heater of heat pump system and method |
| WO2020106587A1 (en) * | 2018-11-20 | 2020-05-28 | Vector Innovative Products, L.L.C. | Water provision apparatuses and related methods |
| US10851005B2 (en) | 2018-11-20 | 2020-12-01 | Vector Innovative Products, L.L.C. | Water provision apparatuses and related methods |
| CN113164842A (en) * | 2018-11-20 | 2021-07-23 | 维克多创新产品公司 | Water supply device and related method |
| CN112656022A (en) * | 2021-01-13 | 2021-04-16 | 成都同创恒合节能科技有限公司 | Electromagnetic heating equipment |
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Application publication date: 20160608 |