CN207555710U - A kind of air source heat pump and thermal storage electric boiler joint central heating system - Google Patents

A kind of air source heat pump and thermal storage electric boiler joint central heating system Download PDF

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Publication number
CN207555710U
CN207555710U CN201721478083.0U CN201721478083U CN207555710U CN 207555710 U CN207555710 U CN 207555710U CN 201721478083 U CN201721478083 U CN 201721478083U CN 207555710 U CN207555710 U CN 207555710U
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heat pump
water
air source
source heat
storage electric
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CN201721478083.0U
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姬乐超
高清民
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Zibo Fang Hong Heating Co Ltd
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Zibo Fang Hong Heating Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/12Hot water central heating systems using heat pumps

Abstract

The utility model is related to heating system technical field, especially a kind of air source heat pump and thermal storage electric boiler joint central heating system.The water inlet pipe of air source heat pump is connect through the first three-way valve with main water box and auxiliary water tank respectively in the air source heat pump and thermal storage electric boiler joint central heating system, the outlet pipe of air source heat pump is connect through the second three-way valve with main water box and auxiliary water tank respectively, main water box is connected with accumulative electric hot water boiler by water inlet pipe with outlet pipe, auxiliary water tank is connect with solid heat storage electric boiler by water inlet pipe and outlet pipe, main water box is connected with auxiliary water tank by being equipped with the water pipe of check-valves, and water knockout drum is connect with auxiliary water tank by water pipe.A kind of air source heat pump and thermal storage electric boiler the joint central heating system of the utility model are safe and reliable, efficiently utilize night dip phase electricity, avoid occupying the situation of peak daytime hours electricity due to night electricity accumulation of energy deficiency, system easy access, avoid causes heating system to be paralysed due to air source heat pump or thermal storage electric boiler failure.

Description

A kind of air source heat pump and thermal storage electric boiler joint central heating system
Technical field
The utility model is related to heating system technical field, especially a kind of air source heat pump and thermal storage electric boiler joint collection Middle heating system.
Background technology
As the rapid development of sociaty and economy, energy consumption and environmental disruption increasingly sharpen, energy-saving and emission-reduction have become entirely The focus of world attention, using coal-burning boiler heating traditional heating system because pollution environment and a large amount of consumption energy just gradually by New heating system is replaced.Air source heat pump is that a kind of utilization high potential makes heat flow to high-order heat source from low level heat energy air Energy saver, low level heat energy of the air as heat pump is inexhaustible, air source heat pump system Cooling and Heat Source unification, Simple in structure, construction and installation are convenient, are not take up effective usable floor area of building, use cost is low, securely and reliably, to environment without dirt Dye.But the performance of air source heat pump can change with outdoor climate and be changed, traditional net for air-source heat pump units is in outdoor air Temperature be higher than -3 DEG C in the case of, can safely and reliably run, temperature be less than -5 DEG C when reliability it is poor, Energy Efficiency Ratio drastically under Drop.Thermal storage electric boiler is divided into two kinds of water accumulation of heat and solid heat storage, is that water or solid heat storage are situated between using midnight low-valley interval electric power Matter is heated to certain temperature, while also to meet the heat load of low-valley interval building, in ordinary telegram period and peak potential period It is harmful not to discharge sulfur dioxide etc. for a kind of heating system to be heated using the heat storage residual temperature heated, system run all right Gas, smoke dust is pollution-free.When temperature is higher than -5 DEG C, the thermal efficiency of thermal storage electric boiler is significantly lower than air source heat pump, but The thermal efficiency is far above air source heat pump when temperature is less than -5 DEG C.
Have in the prior art by heating plant, such as Chinese patent application associated with air source heat pump and thermal storage electric boiler A kind of thermal storage electric boiler and air source heat pump the combination heating plant and heat supply method that CN107091494A is announced, using respectively with The thermal storage electric boiler and air source heat pump of water tank connection coordinate heating, make whole heat supply more economical rationally, leaving water temperature is guaranteed. But the heating plant is limited by water tank capacity there are the insufficient risk of night dip electricity accumulation of energy amount, when outdoor temperature is less than -5 DEG C When, it still needs to occupy part peak electricity if night electricity accumulation of energy deficiency, causes supply of electric power more nervous, directly affect power grid Normal operation;In addition, the thermal storage electric boiler that the heating plant uses is complicated, it is unfavorable for overhauling, in the relatively low feelings of temperature If thermal storage electric boiler failure will directly affect normal heating under condition.
Therefore, how a kind of air source heat pump and thermal storage electric boiler joint central heating system are provided, can efficiently be utilized Night dip phase electricity effectively avoids occupying the situation of peak daytime hours electricity due to night electricity accumulation of energy deficiency, and convenient for the inspection of system It repaiies, is those skilled in the art's urgent problem to be solved.
Utility model content
The purpose of this utility model is to provide a kind of air source heat pumps and thermal storage electric boiler joint central heating system, should Air source heat pump and thermal storage electric boiler joint central heating system overcome the deficiencies in the prior art, can be efficiently low using night Valley period power amount effectively avoids occupying the situation of peak daytime hours electricity, and convenient for the maintenance of system, avoid due to night electricity accumulation of energy deficiency Heating system is caused to be paralysed due to air source heat pump or thermal storage electric boiler failure.
The technical solution adopted by the utility model to solve its technical problems is that:
A kind of air source heat pump and thermal storage electric boiler joint central heating system, including by air source heat pump, water hot stored electric Boiler, solid heat storage electric boiler, main water box composition night storage heating system and by air source heat pump, solid heat storage electric boiler, master The heating cycle system that water tank, auxiliary water tank, water knockout drum, heat user form, the water inlet pipe of the air source heat pump is through the first threeway Valve is connect respectively with main water box and auxiliary water tank, the outlet pipe of air source heat pump through the second three-way valve respectively with main water box and auxiliary Water tank connects, and main water box is connected with accumulative electric hot water boiler by water inlet pipe with outlet pipe, and auxiliary water tank leads to solid heat storage electric boiler It crosses water inlet pipe to connect with outlet pipe, main water box is connected with auxiliary water tank by being equipped with the water pipe of check-valves, and water knockout drum leads to auxiliary water tank Cross water pipe connection.
Further, the outlet pipe of the air source heat pump, connection main water box and accumulative electric hot water boiler outlet pipe and It connects auxiliary water tank and the circulating pump shifted for heat is equipped on the outlet pipe of solid heat storage electric boiler, connect main water box and water The outlet pipe and the auxiliary water tank of connection of thermal storage electric boiler on the outlet pipe of solid heat storage electric boiler with being additionally provided with check-valves.
Further, the air source heat pump is equipped with the external air temperature sensor for measuring environment temperature.
Further, the main water box is equipped with for measuring the main water box temperature sensor of main water box temperature, for surveying Measure main water box water level main water box water level sensor and for keep suitable level in main water box, water temperature be equipped with check-valves the One outside water inlet pipe.
Further, auxiliary water tank is equipped with the auxiliary water tank temperature sensor, auxiliary for measuring for measuring auxiliary water tank temperature The auxiliary cistern water level inductor of cistern water level and for keeping outside second equipped with check-valves of suitable level in auxiliary water tank, water temperature Portion's water inlet pipe.
Further, the air source heat pump includes absorbing heat and the thermo-compression evaporation for discharging cold wind in air Device, for the heat in air is compressed into high temperature and pressure circulatory mediator heat pump compressor, for high-temperature high-pressure medium is cold Solidifying heat release and the heat pump condenser that the heat exchange feed-tank of release is inputted into water and the expansion valve for reducing pressure by regulating flow, air-source The water inlet pipe and outlet pipe of heat pump are connected with heat pump condenser.
Further, hot air circulator and geomantic omen heat exchanger are equipped in the solid heat storage electric boiler, connects auxiliary water tank It accesses in the heat exchanger of geomantic omen with the water inlet pipe and outlet pipe of solid heat storage electric boiler, is sent into air using hot air circulator Solid heat storage electric boiler heat-storage medium, the air after the heating for being driven hot air circulator using geomantic omen heat exchanger heat auxiliary water The water of case.
Further, the main water box and auxiliary water tank box inner wall are equipped with insulating layer, and insulating layer is used to keep main water box With water temperature in auxiliary water tank.
Further, the water knockout drum is connect with heat user, and the hot water that heat user is obtained from water knockout drum passes through after use The pipeline of heat user flows back to main water box, realizes water circulation use.
Further, the air source heat pump and thermal storage electric boiler combine central heating system by central control system control System, central control system receive from main water box temperature sensor, external air temperature sensor, auxiliary water tank temperature sensor, The signal input of main water box water level sensor, auxiliary cistern water level inductor, is controlled by output signal on the first outside water inlet pipe Check-valves, the check-valves on the second outside water inlet pipe, the first three-way valve, the second three-way valve, connection main water box and water store Check-valves, the auxiliary water tank of connection on the outlet pipe of water-tube boiler and the check-valves and system on the outlet pipe of solid heat storage electric boiler In all circulating pump.
The beneficial effects of the utility model are:Compared with prior art, a kind of air source heat pump and storage of the utility model Water-tube boiler joint central heating system system is safe and reliable, efficiently using night dip phase electricity, effectively avoids because of night electricity Accumulation of energy is insufficient and occupies the situation of peak daytime hours electricity;System is convenient for the maintenance of system, air source heat pump, accumulative electric hot water boiler and solid Any failure of body thermal storage electric boiler does not cause system heating to be interrupted, and avoids because of air source heat pump or thermal storage electric boiler Failure and heating system is caused to be paralysed;The mutually coordinated effect of each component part of night accumulating system, the reduction of main water box volume is not Influence the accumulation of energy of low ebb phase;According to period, outdoor temperature, main water box, auxiliary water tank temperature and main water box, the control of auxiliary cistern water level System operation mode, improves work efficiency, and makes system more economically reasonable.
Description of the drawings
Fig. 1 is the utility model general structure schematic diagram;
Wherein, 1 air source heat pump, 2 accumulative electric hot water boilers, 3 main water box, 4 auxiliary water tanks, 5 solid heat storage electric boilers, 6 points of water Device, 7 heat users, 8 first outside water inlet pipes, 9 second outside water inlet pipes, 10 main water box temperature sensors, 11 external air temperatures Sensor, 12 auxiliary water tank temperature sensors, 13 main water box water level sensors, 14 auxiliary cistern water level inductors, 15 first triple valves Door, 16 second three-way valves, 17 water inlet pipes, 18 outlet pipes, 19 evaporators with heat pump, 20 heat pump compressors, 21 heat pump condensers, 22 Expansion valve.
Specific embodiment
Purpose, technical scheme and advantage to make the utility model embodiment are clearer, new below in conjunction with this practicality Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.
In embodiment as shown in Figure 1, a kind of air source heat pump and thermal storage electric boiler joint central heating system, including by sky Air supply heat pump 1, accumulative electric hot water boiler 2, solid heat storage electric boiler 5, main water box 3 form night storage heating system and by air-source heat The heating cycle system that pump 1, solid heat storage electric boiler 5, main water box 3, auxiliary water tank 4, water knockout drum 6, heat user 7 form, the sky The water inlet pipe 17 of air supply heat pump 1 is connect through the first three-way valve 15 with main water box 3 and auxiliary water tank 4 respectively, and air source heat pump 1 goes out Water pipe 18 is connect through the second three-way valve 16 with main water box 3 and auxiliary water tank 4 respectively, main water box 3 and accumulative electric hot water boiler 2 by into Water pipe is connected with outlet pipe, and auxiliary water tank 4 is connect with solid heat storage electric boiler 5 by water inlet pipe and outlet pipe, main water box 3 and auxiliary water Case 4 is connected by being equipped with the water pipe of check-valves, and water knockout drum 6 is connect with auxiliary water tank 4 by water pipe;The outlet pipe of air source heat pump 1 18th, the outlet pipe of main water box 3 and accumulative electric hot water boiler 2 and the outlet pipe of the auxiliary water tank 4 of connection and solid heat storage electric boiler 5 are connected On be equipped with circulating pump, connect the outlet pipe of main water box 3 and accumulative electric hot water boiler 2 and the auxiliary water tank 4 of connection and solid heat storage electricity Check-valves is additionally provided on the outlet pipe of boiler 5;Air source heat pump 1 is equipped with external air temperature sensor 11, is set on main water box 3 There are main water box temperature sensor 10, main water box water level sensor 13 and the first outside water inlet pipe 8 equipped with check-valves, auxiliary water tank 4 It is equipped with auxiliary water tank temperature sensor 12, auxiliary cistern water level inductor 14 and the second outside water inlet pipe 9 equipped with check-valves;Air Source heat pump 1 includes evaporator with heat pump 19, heat pump compressor 20, heat pump condenser 21 and expansion valve 22, the water inlet of air source heat pump 1 Pipe 17 and outlet pipe 18 are connected with heat pump condenser 21;Hot air circulator and geomantic omen heat exchange are equipped in solid heat storage electric boiler 5 Device, the water inlet pipe and outlet pipe for connecting auxiliary water tank 4 and solid heat storage electric boiler 5 are accessed in the heat exchanger of geomantic omen;3 He of main water box Auxiliary 4 cabinet wall of water tank is equipped with insulating layer;Water knockout drum 6 is connect with heat user 7, and the hot water that heat user 7 is obtained from water knockout drum 6 exists Main water box 3 is flowed back to by the pipeline of heat user 7 after use;Air source heat pump and thermal storage electric boiler combine central heating system in Entreat control system control, central control system is received from main water box temperature sensor 10, external air temperature sensor 11, auxiliary The signal input of water tank temperature sensor 12, main water box water level sensor 13, auxiliary cistern water level inductor 14, passes through output signal Control the check-valves on the first outside water inlet pipe 8, the check-valves on the second outside water inlet pipe 9, the first three-way valve the 15, the 2nd 3 Check-valves, the auxiliary water tank 4 of connection and solid heat storage electricity on the outlet pipe of port valve door 16, connection main water box 3 and accumulative electric hot water boiler 2 All circulating pumps in check-valves and system on the outlet pipe of boiler 5.
Operation principle:A kind of air source heat pump and thermal storage electric boiler the joint central heating system of the utility model, pass through Air source heat pump 1 and accumulative electric hot water boiler 2 are 23:00 to next day 7:The water of 00 pair of main water box 3 heats and by solid heat storage electricity Solid dielectric accumulation of heat in boiler 5, system is when running at night, by controlling the first three-way valve 15 and the second three-way valve 16 Air source heat pump 1 is made only to be connected with main water box 3, system then makes air source heat pump 1 only be connected with auxiliary water tank 4 in day run. Air source heat pump can heat water to 55 DEG C, heat supply in winter target temperature T0Generally 55-70 DEG C, therefore the operation point of system night For two kinds of situations:(1)Outdoor temperature is higher than -5 DEG C, heats water to 55 DEG C by air source heat pump 1 first, is then stored by water Water-tube boiler 2 continues the water for being heated to 55 DEG C to be heated to temperature T, T=T0+(20-30℃);(2)Outdoor temperature is less than -5 DEG C, only pass through the water in the heating main water box 3 of accumulative electric hot water boiler 2 to T;Situation(1)With situation(2)Lower solid heat storage electric boiler 5 It runs simultaneously, and the closure of check ring on the water pipe that is connect with auxiliary water tank 4 of solid heat storage electric boiler 5.During system day run, The check-valves on the water inlet pipe that accumulative electric hot water boiler 2 is connect with main water box 3 is closed, accumulative electric hot water boiler 2 is out of service, at this time Heating system is run in two kinds of situation:(1)Outdoor temperature is higher than -5 DEG C, and auxiliary water tank 4 enters the water of water through the second outside water inlet pipe 9 55 DEG C are heated to by air source heat pump 1, the water of main water box 3 flows into auxiliary water tank 4, and water temperature reaches heating target temperature in auxiliary water tank 4 It spends and flows into water knockout drum 6, heat user 7 is entered by water knockout drum 6;(2)Outdoor temperature is less than -5 DEG C, and auxiliary water tank 4 is through outside second The water that water inlet pipe 9 enters water is heated to 55 DEG C by solid heat storage electric boiler 5, and the water of main water box 3 flows into auxiliary water tank 4, auxiliary water tank 4 Interior water temperature reaches heating target temperature and flows into water knockout drum 6, enters heat user 7 by water knockout drum 6.When winter temperature turns warm, room Outer temperature in the daytime, night be held in 0-12 DEG C between when, accumulative electric hot water boiler 2, water tank 3 and solid heat storage electric boiler 5 stop It only runs, the water in auxiliary water tank 4 is only heated by air source heat pump 1 and is heated.In addition, when air source heat pump 1, water hot stored electric When boiler 2, solid heat storage 5 any failure of electric boiler, system operation mode is adjusted, heating system still may be used during trouble hunting Normal operation can reduce the loss during trouble hunting to greatest extent.
Above-mentioned specific embodiment is only the specific case of the utility model, and the scope of patent protection of the utility model includes But the product form and style of above-mentioned specific embodiment are not limited to, it is any to meet the utility model claims book and any institute Belong to appropriate variation or modification that the those of ordinary skill of technical field does it, should all fall into the patent protection of the utility model Range.

Claims (10)

1. a kind of air source heat pump and thermal storage electric boiler joint central heating system, it is characterised in that:Including air source heat pump (1), accumulative electric hot water boiler(2), main water box(3), auxiliary water tank(4), solid heat storage electric boiler(5), water knockout drum(6)And heat user (7), the air source heat pump(1)Water inlet pipe(17)Through the first three-way valve(15)Respectively with main water box(3)With auxiliary water tank(4) Connection, air source heat pump(1)Outlet pipe(18)Through the second three-way valve(16)Respectively with main water box(3)With auxiliary water tank(4)Even It connects, main water box(3)And accumulative electric hot water boiler(2)It is connected by water inlet pipe with outlet pipe, auxiliary water tank(4)With solid heat storage electric boiler (5)It is connected by water inlet pipe with outlet pipe, main water box(3)With auxiliary water tank(4)It is connected by the water pipe for being equipped with check-valves, water knockout drum (6)With auxiliary water tank(4)It is connected by water pipe.
2. a kind of air source heat pump as described in claim 1 and thermal storage electric boiler joint central heating system, it is characterised in that: The air source heat pump(1)Outlet pipe(18), connection main water box(3)And accumulative electric hot water boiler(2)Outlet pipe and connection Auxiliary water tank(4)With solid heat storage electric boiler(5)Outlet pipe on be equipped with circulating pump, connect main water box(3)With water accumulation of heat grill pan Stove(2)Outlet pipe and the auxiliary water tank of connection(4)With solid heat storage electric boiler(5)Outlet pipe on be additionally provided with check-valves.
3. a kind of air source heat pump as described in claim 1 and thermal storage electric boiler joint central heating system, it is characterised in that: The air source heat pump(1)It is equipped with external air temperature sensor(11).
4. a kind of air source heat pump as described in claim 1 and thermal storage electric boiler joint central heating system, it is characterised in that: The main water box(3)It is equipped with main water box temperature sensor(10), main water box water level sensor(13)With equipped with check-valves One outside water inlet pipe(8).
5. a kind of air source heat pump as described in claim 1 and thermal storage electric boiler joint central heating system, it is characterised in that: Auxiliary water tank(4)It is equipped with auxiliary water tank temperature sensor(12), auxiliary cistern water level inductor(14)Outside second equipped with check-valves Portion's water inlet pipe(9).
6. a kind of air source heat pump as described in claim 1 and thermal storage electric boiler joint central heating system, it is characterised in that: The air source heat pump(1)Including evaporator with heat pump(19), heat pump compressor(20), heat pump condenser(21)And expansion valve (22), air source heat pump(1)Water inlet pipe(17)And outlet pipe(18)With heat pump condenser(21)It is connected.
7. a kind of air source heat pump as described in claim 1 and thermal storage electric boiler joint central heating system, it is characterised in that: The solid heat storage electric boiler(5)It is interior to be equipped with hot air circulator and geomantic omen heat exchanger, connect auxiliary water tank(4)With solid heat storage electricity Boiler(5)Water inlet pipe and outlet pipe access in the heat exchanger of geomantic omen.
8. a kind of air source heat pump as described in claim 1 and thermal storage electric boiler joint central heating system, it is characterised in that: The main water box(3)With auxiliary water tank(4)Cabinet wall is equipped with insulating layer.
9. a kind of air source heat pump as described in claim 1 and thermal storage electric boiler joint central heating system, it is characterised in that: The water knockout drum(6)With heat user(7)Connection, heat user(7)From water knockout drum(6)The hot water of acquisition passes through heat user after use (7)Pipeline flow back to main water box(3).
10. a kind of air source heat pump as described in claim 1 and thermal storage electric boiler joint central heating system, feature exist In:The air source heat pump and thermal storage electric boiler joint central heating system are controlled by central control system.
CN201721478083.0U 2017-11-08 2017-11-08 A kind of air source heat pump and thermal storage electric boiler joint central heating system Active CN207555710U (en)

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CN201721478083.0U CN207555710U (en) 2017-11-08 2017-11-08 A kind of air source heat pump and thermal storage electric boiler joint central heating system

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CN201721478083.0U CN207555710U (en) 2017-11-08 2017-11-08 A kind of air source heat pump and thermal storage electric boiler joint central heating system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020063224A1 (en) * 2018-09-26 2020-04-02 全球能源互联网研究院有限公司 Solid heat-storing electric boiler heating and refrigerating system coupled with dynamic energy storage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020063224A1 (en) * 2018-09-26 2020-04-02 全球能源互联网研究院有限公司 Solid heat-storing electric boiler heating and refrigerating system coupled with dynamic energy storage

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