CN203024239U - Heating hot water system - Google Patents

Heating hot water system Download PDF

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Publication number
CN203024239U
CN203024239U CN 201320020826 CN201320020826U CN203024239U CN 203024239 U CN203024239 U CN 203024239U CN 201320020826 CN201320020826 CN 201320020826 CN 201320020826 U CN201320020826 U CN 201320020826U CN 203024239 U CN203024239 U CN 203024239U
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water
heat
hot
controller
storage tank
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CN 201320020826
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郭兴海
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GERUINA CIRCULAR ENERGY TECHNOLOGY Co Ltd BEIJING
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GERUINA CIRCULAR ENERGY TECHNOLOGY Co Ltd BEIJING
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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
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/20Solar thermal
    • 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
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/70Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies

Abstract

The utility model discloses a heating hot water system. A heat storage water tank with a built-in coil-type heat exchanger replaces a plate-type heat exchanger; an outlet and an inlet of the heat exchanger of the heat storage water tank are respectively communicated with an inlet and an outlet of the heat exchanger of the heat storage water tank; a water supply port and a water return port of a fan coil of the heat storage water tank are respectively and correspondingly communicated with an inlet and an outlet of the fan coil; an inlet and an outlet of an air cooling module of an air cooling heat pump unit are respectively and correspondingly communicated with a heat storage water tank outlet and a heat storage water tank inlet of the heat storage water tank. According to the utility model, bidirectional heat exchange can be realized, the aim of heating can be achieved through heating the heat storage water tank by solar energy, requirements of heating and domestic hot water can be met by adopting the air cooling heat pump unit as a heat source for the heat storage water tank under the condition that the heat source provided by the solar energy is insufficient; and moreover, according to the utility model, by reducing use of the plate-type heat exchanger and a combined pump in design, the energy consumption and initial investment are lowered, the system running stability is improved, and meanwhile a more protruding energy-saving effect is obtained.

Description

A kind of hot-water central heating system
Technical field
The utility model relates to a kind of hot-water central heating system be used to domestic hot-water and heating are provided, and relates in particular to a kind ofly to be combined with solar energy and such as the hot-water central heating system that is other thermals source such as source pump or boiler.
Background technology
At present, existed and be combined with the hot-water central heating system that solar energy carries out united heat, refrigeration (being realized by heat pump separately) with other thermals source (this thermal source can adopt earth source heat pump, air source heat pump, water resource heat pump and boiler etc.), the domestic hot-water is provided, heat exchange between solar energy system wherein and other thermals source adopts plate type heat exchanger to realize, whole system existence investment thermal losses large, in service is large with regard to causing, energy consumption circulating pump reaches greatly the problems such as operation stability is low for this, is embodied in:
1) also need to increase a cover combination circulating pump in the time of due to the increase plate type heat exchanger, this has just increased initial cost;
2) there is heat loss in plate type heat exchanger, and has increased the kinetic equation loss in the medium transmission, so energy loss also increases.
The utility model content
The purpose of this utility model is to solve the problems referred to above that existing hot-water central heating system exists, and providing a kind of can reduce SR, the energy consumption that reduces water pump operation and the hot-water central heating system of the heat energy loss in heat transfer process under the prerequisite that does not change original system operation effect.
The technical solution adopted in the utility model is: a kind of hot-water central heating system, comprise controller, be controlled by the solar heat-collection plate, heat storage water tank, fan coil, heat source unit of controller and for detection of the first temperature sensor of the water temperature of heat storage water tank, the temperature signal output of described the first temperature sensor is electrically connected to the heat storage water tank temperature input port of controller; The outlet of the high-temperature water of described solar heat-collection plate and water at low temperature entrance respectively with solar heat-collection plate import and the corresponding connection of outlet of heat storage water tank, formation the first path is equipped with the solar thermal collector circulating pump that is controlled by controller on described the first path; Domestic hot-water feed water inlet and the water return outlet of described heat storage water tank are connected, and form alternate path, and domestic hot-water's variable frequency pump that hot water is supplied terminal and is controlled by controller is installed on described alternate path;
Described hot-water central heating system also comprises hot water storage tank and for detection of the second temperature sensor of the water temperature of hot water storage tank, the temperature signal output of described the second temperature sensor is electrically connected to the hot water storage tank temperature input port of controller; The hot water storage tank heat exchanger exit of described heat storage water tank and import respectively with the heat exchanger import of hot water storage tank and the corresponding connection of outlet, the formation three-way is equipped with the heat exchange circulating pump that is controlled by controller on described three-way; The fan coil feed water inlet of described hot water storage tank and water return outlet respectively with the import of fan coil and the corresponding connection of outlet, formation four-way road, described four-way is equipped with the fan coil circulating pump that is controlled by controller on the road; The water inlet of described heat source unit and delivery port respectively with the corresponding connection of hot water storage tank export and import of hot water storage tank, form the five-way road, described five-way is equipped with the source pump circulating pump that is controlled by controller on the road; Has the coil exchanger that is connected between heat exchanger import and outlet in described hot water storage tank.
Wherein, described hot water storage tank also is provided with overfall and spilled water hole, is provided with the switch valve that is controlled by controller or manual manipulation on described spilled water hole.
Wherein, described heat source unit is source pump.
Wherein, described heat source unit is boiler.
The beneficial effects of the utility model are: on the one hand, hot-water central heating system of the present utility model is replaced existing plate type heat exchanger with the hot water storage tank that is built-in with coil exchanger, can realize two-direction heat-exchanging, be embodied in: both can realize utilizing the solar energy heating hot water storage tank to reach the purpose of heating, can realize again providing thermal source to satisfy the demand for warm domestic hot-water by heat source unit to heat storage water tank in the heat source insufficiency situation that solar energy provides; In addition, reduced the use of plate type heat exchanger and a cover sundstrand pump in design due to hot-water central heating system of the present utility model, thereby reduced the energy consumption of required drive in thermal loss in the heat transfer process and medium transfer process, this has not only reduced the initial outlay of whole system, also can make the energy-saving effect of whole system more outstanding, and use owing to having saved plate type heat exchanger and sundstrand pump, the trouble point that system breaks down greatly reduces, and has improved the stability of system's operation.
On the other hand, the former powerful realization that partly is independent of each other of solar energy heating in hot-water central heating system of the present utility model part and air source heat pump, can be reduced to summer two independently system normally move.
Description of drawings
Fig. 1 shows a kind of enforcement structure according to hot-water central heating system of the present utility model;
Fig. 2 is the structural representation of hot water storage tank described in Fig. 1.
The specific embodiment
as illustrated in fig. 1 and 2, hot-water central heating system of the present utility model comprises solar heat-collection plate 5, heat storage water tank 4, fan coil 3, the Air-Cooled Heat Pump Unit that is controlled by controller 1 and hot water storage tank 2 as heat source unit, wherein, the outlet of the high-temperature water of solar heat-collection plate 5 and water at low temperature entrance respectively with solar heat-collection plate import 401 and the corresponding connection of solar energy heating plate exit 402 of heat storage water tank 4, form the first path, solar thermal collector circulating pump D is installed on this first path, make solar heat-collection plate 5 carry out circulating-heating to the water in heat storage water tank 4, water temperature in heat storage water tank is remained on the water temperature of setting,
Domestic hot-water feed water inlet 403 and domestic hot-water's water return outlet 404 of heat storage water tank 4 are connected, and form alternate path, and domestic hot-water's variable frequency pump E and hot water supply terminal is installed on this alternate path, supply terminal by hot water and can be the user domestic water is provided.
In addition, as illustrated in fig. 1 and 2, the hot water storage tank heat exchanger exit 405 of heat storage water tank 4 and hot water storage tank heat exchanger import 406 respectively with heat exchanger import 207 and the corresponding connection of heat exchanger exit 208 of hot water storage tank 2, form three-way, heat exchange circulating pump C is installed on this three-way;
The fan coil feed water inlet 206 of hot water storage tank 2 and fan coil water return outlet 205 respectively with the import of fan coil 3 and the corresponding connection of outlet, formation four-way road, this four-way is equipped with fan coil circulating pump B on the road;
The water inlet 101(of Air-Cooled Heat Pump Unit 1 is the entrance of the heat exchanger of Air-Cooled Heat Pump Unit) and delivery port 102(be the outlet of the heat exchanger of Air-Cooled Heat Pump Unit) respectively with the outlet 204 of the hot water storage tank of hot water storage tank 2 and the corresponding connection of hot water storage tank import 203, form the five-way road, this five-way is equipped with source pump circulating pump A on the road; At this, has the coil exchanger 209 that is connected between heat exchanger import 207 and heat exchanger exit 208 in this hot water storage tank 2.
At this, heat source unit of the present utility model also can adopt the source pump of other types, such as earth source heat pump, water resource heat pump etc., also can realize refrigerating function for the hot-water central heating system that adopts source pump, this heat source unit can be also the thermal source that boiler etc. does not have refrigerating function, at this, the technical solution of the utility model can adopt any heat resource form that can directly heat again the water in hot water storage tank 2 by heat exchange.
Water temperature in above heat storage water tank 4 detects by the first temperature sensor, water temperature in hot water storage tank 2 detects by the second temperature sensor, the temperature signal that the first and second temperature sensors detect all inputs in controller and compares with the temperature threshold of presetting, controller will be according to comparative result according to default programme-control solar thermal collector circulating pump D, domestic hot-water's variable frequency pump E, heat exchange circulating pump C, fan coil circulating pump B, source pump circulating pump A action, to carry out corresponding operational mode.
Hot-water central heating system of the present utility model is a kind of take solar source as main, and Air-Cooled Heat Pump Unit is auxiliary a kind of integrated operation system, mainly contains winter mode and summer mode.
The winter operation pattern of this hot-water central heating system will be divided into following three kinds of situations:
1) solar source satisfies the thermal source demand of domestic water and heating simultaneously, be that at first solar heat-collection plate produces the domestic hot-water, then the heat of having more than needed is by coil exchanger 209 heating hot water storage tanks 2, to indoor radiating, this kind situation need not to start Air-Cooled Heat Pump Unit to hot water storage tank 2 by fan coil 3;
2) solar source can satisfy the demand of domestic water, but (water temperature in the hot water storage tank 2 that detects by the second temperature sensor judges can not to satisfy the demand of indoor heating, water temperature in hot water storage tank 2 namely can't satisfy the heating demand lower than the heating design temperature, this heating design temperature is for example 60 degree), at this moment, controller is opened Air-Cooled Heat Pump Unit 1 auxiliary thermal source is provided, jointly heat hot water storage tank 2 with solar source, to indoor radiating, this kind situation need not to start Air-Cooled Heat Pump Unit to hot water storage tank 2 by fan coil 3;
3) due to the weather reason, solar source can't satisfy the demand of domestic water, and (water temperature in the heat storage water tank 4 that detects by the first temperature sensor judges, water temperature in heat storage water tank 4 namely can't satisfy the demand of domestic water lower than the hot water design temperature, this hot water design temperature is for example that 40 degree are to 60 degree) and the demand of heating, at this moment, controller is opened Air-Cooled Heat Pump Unit 1 auxiliary thermal source is provided, the heating hot water storage tank, when hot water storage tank passes through fan coil 3 to indoor radiating, also indirect heat storage water tank 4(is that water in hot water storage tank is got back in heat storage water tank 4 by three-way).
The summer operation pattern of this hot-water central heating system is:
Solar thermal collection system (being solar thermal collector 5 and heat storage water tank 4 parts) and air source heat pump system (being Air-Cooled Heat Pump Unit 1, hot water storage tank 2 and fan coil 3 parts) be independent operating separately, provide the domestic hot-water by solar thermal collection system, and freeze by air source heat pump system.
In addition, as shown in Figure 2, hot water storage tank 2 in the utility model also can be provided with overfall 201 and spilled water hole 202, overfall 201 is used in the hot water storage tank 2 outside overflows of full load, spilled water hole 202 is used for discharging the water of hot water storage tank 2, at this, can be provided with on spilled water hole 202 and be controlled by switch valve controller or manual manipulation.
The above is only the better embodiment of the utility model, is not to limit practical range of the present utility model, and the equivalence of in every case doing in protection domain of the present utility model changes and modifies, and all should think to have fallen in protection domain of the present utility model.

Claims (4)

1. hot-water central heating system, comprise controller, be controlled by the solar heat-collection plate, heat storage water tank, fan coil, heat source unit of controller and for detection of the first temperature sensor of the water temperature of heat storage water tank, the temperature signal output of described the first temperature sensor is electrically connected to the heat storage water tank temperature input port of controller; The outlet of the high-temperature water of described solar heat-collection plate and water at low temperature entrance respectively with solar heat-collection plate import and the corresponding connection of outlet of heat storage water tank, formation the first path is equipped with the solar thermal collector circulating pump that is controlled by controller on described the first path; Domestic hot-water feed water inlet and the water return outlet of described heat storage water tank are connected, and form alternate path, and domestic hot-water's variable frequency pump that hot water is supplied terminal and is controlled by controller is installed on described alternate path; It is characterized in that:
Described hot-water central heating system also comprises hot water storage tank and for detection of the second temperature sensor of the water temperature of hot water storage tank, the temperature signal output of described the second temperature sensor is electrically connected to the hot water storage tank temperature input port of controller; The hot water storage tank heat exchanger exit of described heat storage water tank and import respectively with the heat exchanger import of hot water storage tank and the corresponding connection of outlet, the formation three-way is equipped with the heat exchange circulating pump that is controlled by controller on described three-way; The fan coil feed water inlet of described hot water storage tank and water return outlet respectively with the import of fan coil and the corresponding connection of outlet, formation four-way road, described four-way is equipped with the fan coil circulating pump that is controlled by controller on the road; The water inlet of described heat source unit and delivery port respectively with the corresponding connection of hot water storage tank export and import of hot water storage tank, form the five-way road, described five-way is equipped with the source pump circulating pump that is controlled by controller on the road; Has the coil exchanger that is connected between heat exchanger import and outlet in described hot water storage tank.
2. hot-water central heating system according to claim 1, it is characterized in that: described hot water storage tank also is provided with overfall and spilled water hole, is provided with the switch valve that is controlled by controller or manual manipulation on described spilled water hole.
3. hot-water central heating system according to claim 1, it is characterized in that: described heat source unit is the source pump that is controlled by controller.
4. hot-water central heating system according to claim 1, it is characterized in that: described heat source unit is boiler.
CN 201320020826 2013-01-15 2013-01-15 Heating hot water system Active CN203024239U (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103615752A (en) * 2013-11-19 2014-03-05 常熟市古里镇白茆联动建筑变形缝装置厂 Constant temperature system
CN103791551A (en) * 2014-01-21 2014-05-14 罗伟强 Hot water supply system and hot water supply method
CN104061618A (en) * 2014-05-10 2014-09-24 李国成 Solar energy hot water storage bed box
CN105570981A (en) * 2014-05-07 2016-05-11 中北大学 Solar intelligent control system
CN107120711A (en) * 2017-05-03 2017-09-01 中冶华天南京工程技术有限公司 Solar-heating device
CN107131546A (en) * 2017-05-31 2017-09-05 天津大学 Hot-water type solar and superficial layer geothermal energy cogeneration of heat and power integral system and operation method
CN111750421A (en) * 2020-05-20 2020-10-09 国网河北省电力有限公司电力科学研究院 Control system based on clean energy heating

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103615752A (en) * 2013-11-19 2014-03-05 常熟市古里镇白茆联动建筑变形缝装置厂 Constant temperature system
CN103791551A (en) * 2014-01-21 2014-05-14 罗伟强 Hot water supply system and hot water supply method
CN103791551B (en) * 2014-01-21 2016-08-17 罗伟强 A kind of hot water supply system and hot water Supply Method
CN105570981A (en) * 2014-05-07 2016-05-11 中北大学 Solar intelligent control system
CN105605809A (en) * 2014-05-07 2016-05-25 中北大学 Intelligently-controlled solar system
CN104061618A (en) * 2014-05-10 2014-09-24 李国成 Solar energy hot water storage bed box
CN104061618B (en) * 2014-05-10 2017-02-01 李国成 Solar energy hot water storage bed box
CN107120711A (en) * 2017-05-03 2017-09-01 中冶华天南京工程技术有限公司 Solar-heating device
CN107120711B (en) * 2017-05-03 2019-09-06 中冶西北工程技术有限公司 Solar-heating device
CN107131546A (en) * 2017-05-31 2017-09-05 天津大学 Hot-water type solar and superficial layer geothermal energy cogeneration of heat and power integral system and operation method
CN111750421A (en) * 2020-05-20 2020-10-09 国网河北省电力有限公司电力科学研究院 Control system based on clean energy heating
CN111750421B (en) * 2020-05-20 2021-08-17 国网河北省电力有限公司电力科学研究院 Control system based on clean energy heating

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