CN103017240A - Solar combined type phase-changing heat-storing warming system - Google Patents

Solar combined type phase-changing heat-storing warming system Download PDF

Info

Publication number
CN103017240A
CN103017240A CN2012105766906A CN201210576690A CN103017240A CN 103017240 A CN103017240 A CN 103017240A CN 2012105766906 A CN2012105766906 A CN 2012105766906A CN 201210576690 A CN201210576690 A CN 201210576690A CN 103017240 A CN103017240 A CN 103017240A
Authority
CN
China
Prior art keywords
heating
heat
phase
solar
storage case
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2012105766906A
Other languages
Chinese (zh)
Inventor
卢军
赵娟
李婷
徐政宇
曾诚
孙芸雅
王亮
邹秋生
王曦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing University
Original Assignee
Chongqing University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing University filed Critical Chongqing University
Priority to CN2012105766906A priority Critical patent/CN103017240A/en
Publication of CN103017240A publication Critical patent/CN103017240A/en
Pending legal-status Critical Current

Links

Classifications

    • 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 invention discloses a solar combined type phase-changing heat-storing warming system which mainly comprises a solar heat collector (1), an auxiliary heat source (2), a solar circulating pump (4), a phase-changing heat-storing tank (5), a plate heat exchanger (6) and a warming circulating pump (9) which are communicated with each other through water pipes and are adjusted by mounting valves; the solar heat collector is in serial connection or parallel connection with the auxiliary heat source; a phase-changing material within 0-100 DEG C is adopted for the phase-changing heat-storing tank according to the requirement; when the outlet water temperature of the solar heat collector reaches a warming temperature, the hot water of the solar heat collector is directly subjected to heat exchange with warming return water through the plate heat exchanger; when surplus heat exists, the heat is stored in the phase-changing heat-storing tank in advance; and when the solar radiation is insufficient, the surplus heat is subjected to the heat exchange with the warming return water. The solar combined type phase-changing heat-storing warming system utilizes the combined mode of various pipelines and valves of the solar heat collector and the heat-storing characteristics of high heat-storing quantity and stable temperature of the phase-changing heat-storing material to overcome the defect of unstable solar radiation, so that the time for starting the auxiliary heat source is shortened. The system is energy-saving and environment-friendly.

Description

A kind of solar energy combined type phase-transition heat-storage heating system
Technical field
The present invention relates to the solar heating technology, especially a kind of solar energy combined type phase-transition heat-storage heating system.
Background technology
Solar energy gets more and more people's extensive concerning as a kind of reproducible clean energy resource, and along with the lasting deterioration of environment, low-carbon (LC), green human settlement have become the long-range objectives of Global Sustainable Development.According to human settlement's needs, building heating is the high energy consumption industry that a lot of cold districts must be faced.It is soaring year by year that a large amount of energy consumption demands is used the energy, and by initial coal heat in recent years combustion gas, heat pump heating, none is not to finish under the prerequisite that is consuming a large amount of basic energy resources.Therefore, seek a kind of new heating system, centered by energy savings, protection of the environment, substitute traditional energy with the clean type regenerative resource, become the new trend of modern architecture heating.Solar energy is as abundant, the most potential energy resources in the world---solar energy utilize technology, enjoy countries in the world to pay close attention to always.
At present, heliotechnics has obtained significant progress all over the world, but because unstability and the intermittence of solar energy, having after-heat when solar radiation is stronger can't be used effectively, and solar radiation can not provide again enough energy for building when weak.And existing most of solar heat-preservation heating technology can not be used solar thermal collector direct heating, cause in the morning solar radiation weak, want a direct-open auxiliary thermal source when phase-transition heat-storage case can't heat, the sun can not be fully used.And at the weak weather of solar radiation, solar thermal collector outlet and phase-transition heat-storage case exothermic temperature may be lower than heating temperature always, can only use the auxiliary thermal source heat supply this moment, and solar energy resources is not used fully, and therefore, these technology also are unfavorable for energy savings.
Native system and CN 101832590 A that announce before " method of solar energy heating system and heating thereof and hot water supply " structural similarity, when not having rich heat to accumulate but the characteristics of native system are to utilize solar thermal collector to make hot water reach heating temperature directly terminad utilize the phase change heat storage material accumulation of heat for warm, thereby the minimizing auxiliary thermal source opening time of maximum possible, reduce the volume of heat storage box, thereby farthest utilize solar heating, better realize the utilization of regenerative resource.In addition, heat exchanger used among CN 101832590 A " solar energy heating system and heating thereof and hot water Supply Method " is many, cause the heating temperature of required solar thermal collector higher, and the efficient of solar thermal collector descends along with the rising of solar thermal collector outlet heat supply temperature, so the efficient of its solar thermal collector is relatively low.
Summary of the invention
For the prior art above shortcomings, the object of the present invention is to provide a kind of with solar energy as main thermal source, but solar thermal collector direct heating, the heating system that also can combine with accumulation of energy and auxiliary thermal source is applicable to the solar energy combined type phase-transition heat-storage heating system of multiple different buildings.
For this reason, the present invention has taked following technical scheme: 1, solar energy combined type phase-transition heat-storage heating system, comprise mainly by solar thermal collector (1), plate type heat exchanger (6), not accumulation of heat of the solar thermal collector direct heating circulation heating loop I that heating terminal (10) forms, comprise mainly by solar thermal collector (1), plate type heat exchanger (6), phase-transition heat-storage case (5), the solar thermal collector direct heating that heating terminal (10) forms adds accumulation of heat circulation heating loop II, comprise mainly by solar thermal collector (1), phase-transition heat-storage case (5), the solar energy that heating terminal (10) forms and phase-transition heat-storage case series connection heating circulation heating loop III, comprise mainly by phase-transition heat-storage case (5), the phase-transition heat-storage case heating circulation heating loop IV that heating terminal (10) forms, comprise mainly by auxiliary thermal source (2), the auxiliary thermal source heating circulation heating loop V that heating terminal (10) forms is characterized in that:
A, described not accumulation of heat of solar thermal collector direct heating circulation heating loop I comprise solar thermal collector (1), plate type heat exchanger (6), solar energy circulating pump (4), ethylene glycol level pressure case (3), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
B, described solar thermal collector direct heating add accumulation of heat circulation heating loop II and comprise solar thermal collector (1), plate type heat exchanger (6), solar energy circulating pump (4), ethylene glycol level pressure case (3), phase-transition heat-storage case (5), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
C, described solar energy and phase-transition heat-storage case series connection heating circulation heating loop III comprise solar thermal collector (1), phase-transition heat-storage case (5), solar energy circulating pump (4), ethylene glycol level pressure case (3), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
D, described phase-transition heat-storage case heating circulation heating loop IV comprise phase-transition heat-storage case (5), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
E, described auxiliary thermal source heating circulation heating loop V comprise auxiliary thermal source (2), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
F, described not accumulation of heat of solar thermal collector direct heating circulation heating loop I, solar thermal collector direct heating add accumulation of heat circulation heating loop II, solar energy and phase-transition heat-storage case series connection heating circulation heating loop III, phase-transition heat-storage case heating circulation heating loop IV, auxiliary thermal source heating circulation heating loop V alternate run.Conversion between each heating circulation heating loop is by the valve regulated on the pipeline; Pump in the system, valve automatically controlled device, temperature sensor and auxiliary thermal source control are electrically connected with controller (11) respectively;
2, a kind of solar energy combined type phase-transition heat-storage heating system, comprise mainly by solar thermal collector (1), plate type heat exchanger (6), not accumulation of heat of the solar thermal collector direct heating circulation heating loop I that heating terminal (10) forms, comprise mainly by solar thermal collector (1), plate type heat exchanger (6), phase-transition heat-storage case (5), the solar thermal collector direct heating that heating terminal (10) forms adds accumulation of heat circulation heating loop II, comprise mainly by solar thermal collector (1), phase-transition heat-storage case (5), the solar energy that heating terminal (10) forms and phase-transition heat-storage case series connection heating circulation heating loop III, comprise mainly by phase-transition heat-storage case (5), the phase-transition heat-storage case heating circulation heating loop IV that heating terminal (10) forms, comprise mainly by auxiliary thermal source (2), the auxiliary thermal source heating circulation heating loop V that heating terminal (10) forms, comprise mainly by solar thermal collector (1), phase-transition heat-storage case (5), auxiliary thermal source (2), the solar energy that heating terminal (10) forms and auxiliary thermal source series connection heating circulation heating loop VI is characterized in that:
A, described not accumulation of heat of solar thermal collector direct heating circulation heating loop I comprise solar thermal collector (1), plate type heat exchanger (6), solar energy circulating pump (4), ethylene glycol level pressure case (3), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
B, described solar thermal collector direct heating add accumulation of heat circulation heating loop II and comprise solar thermal collector (1), plate type heat exchanger (6), solar energy circulating pump (4), ethylene glycol level pressure case (3), phase-transition heat-storage case (5), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
C, described solar energy and phase-transition heat-storage case series connection heating circulation heating loop III comprise solar thermal collector (1), phase-transition heat-storage case (5), solar energy circulating pump (4), ethylene glycol level pressure case (3), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
D, described phase-transition heat-storage case heating circulation heating loop IV comprise phase-transition heat-storage case (5), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
E, described auxiliary thermal source heating circulation heating loop V comprise auxiliary thermal source (2), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
F, described solar energy and auxiliary thermal source series connection heating circulation heating loop VI comprise solar thermal collector (1), solar energy circulating pump (4), ethylene glycol level pressure case (3), phase-transition heat-storage case (5), auxiliary thermal source (2) heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
G, described not accumulation of heat of solar thermal collector direct heating circulation heating loop I, solar thermal collector direct heating add accumulation of heat circulation heating loop II, solar energy and phase-transition heat-storage case series connection heating circulation heating loop III, phase-transition heat-storage case heating circulation heating loop IV, auxiliary thermal source heating circulation heating loop V, solar energy and auxiliary thermal source series connection heating circulation heating loop VI alternate run.Conversion between each heating circulation heating loop is by the valve regulated on the pipeline; Pump in the system, valve automatically controlled device, temperature sensor and auxiliary thermal source control are electrically connected with controller (11) respectively;
3, according to claim 1,2 described a kind of solar energy combined type phase-transition heat-storage heating systems, it is characterized in that described auxiliary thermal source can be water resource heat pump, earth source heat pump, boiler or other forms of auxiliary thermal source, can take form in parallel with solar thermal collector;
4, a kind of solar energy combined type phase-transition heat-storage heating system according to claim 2, solar thermal collector and auxiliary thermal source can be taked the form of connecting, can can not heat but some heat can the time spent at the sun, first heating water return is heated to certain temperature, is heated by auxiliary thermal source again.Can reduce the energy consumption of auxiliary thermal source;
5, according to claim 1,2 described a kind of solar energy combined type phase-transition heat-storage heating systems, it is characterized in that: the heat-storing material in the described phase-transition heat-storage case (5) can be the organic matters such as paraffin, aliphatic acid, also can be the inorganic matters such as water and salt, also comprise above-mentioned encapsulation phase change heat storage material afterwards, its phase transition temperature is at 0 ~ 100 ℃;
6, according to claim 1,2 described a kind of solar energy combined type phase-transition heat-storage heating systems, it is characterized in that: described heating output closed circuit, the heating Terminal device can be flooring radiation heating, radiator heating, also can be the forms such as fan coil.
Compared to existing technology, the present invention has following beneficial effect:
(1) the present invention utilizes heat-storing material to collect solar energy, utilize the special heat absorption and release function of phase change heat storage material, after-heat is stored in the phase-transition heat-storage case when solar radiation is stronger, when solar radiation is weak, utilize the heat in the phase-transition heat-storage case to heat for building, avoid the waste of solar energy resources, better utilized solar energy to be building heating;
(2) the present invention adopts phase change heat storage material to carry out accumulation of heat, the phase-change material heat density is large, the storage heater compact conformation, volume is little, the thermal efficiency is high, the heat absorption exothermic temperature is constant, easily with the operational system coupling, be easy to control, for the user saves space and more convenient user use;
(3) the present invention adopts the various ways such as connection in series-parallel of solar energy and auxiliary thermal source, can utilize the various ways such as solar thermal collector direct heating, auxiliary thermal source and solar energy system connection in series-parallel to reduce as far as possible the auxiliary thermal source opening time, improve the efficient of auxiliary thermal source, better utilize the energy, reduce operating cost;
(4) the present invention is applicable to general residential architecture and public building, and the scope of application is wide.
Description of drawings
Accompanying drawing 1 solar thermal collector direct heating, solar energy and auxiliary thermal source parallel compound system
Accompanying drawing 2 solar thermal collector direct heatings, solar energy and auxiliary thermal source series-parallel combined-type system.
The specific embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.
A kind of solar energy combined type phase-transition heat-storage heating system mainly comprises solar thermal collector (1), auxiliary thermal source (2), ethylene glycol level pressure case (3), solar energy circulating pump (4), phase-transition heat-storage case (5), plate type heat exchanger (6), heating feed pipe (7), heating return pipe (8), heating circulating pump (9), heating terminal (10), controller (11).Water pipe UNICOM between them, and mounted valve is regulated.
The present invention is combined solar energy heating system with phase-transition heat-storage, utilize the special heat absorption and release function of phase change heat storage material, and the keying of controlling each valve and system realizes the purpose that heats.System running pattern is based on temperature and carries out conversion and control, and whole process is controlled the opening and closing of each system by controller by temperature.
Suppose that the heating supply and return water temperature that adopts in the following examples is 50/40 oC.Domestic hot-water's supply water temperature is 50 oC.
Embodiment 1:A kind of solar energy combined type phase-transition heat-storage heating system: solar thermal collector direct heating, solar energy and the auxiliary thermal source parallel compound A of system.System consists of in detail and connected mode is seen accompanying drawing 1.This system can realize solar thermal collector direct heating, causes the auxiliary thermal source opening time long owing to will the phase-transition heat-storage case being heated to the heating temperature that needs when having avoided firm unlatching solar energy system; Can when solar radiation is stronger, heat be stored, utilize the heat heating that stores in the phase-transition heat-storage case in the time of a little less than solar radiation.
Solar energy collector system carries out heat exchange by plate type heat exchanger and heating water and heats in this system, and forms parallel system with the phase-transition heat-storage case, when solar radiation is stronger unnecessary heat is stored; Form parallel system with auxiliary thermal source, auxiliary thermal source system heating when solar thermal collector and phase-transition heat-storage case all can not heat.
Solar energy system belongs to closed system, and system pressure is little, and the type selecting of solar thermal collector has larger scope like this, does not also need to add in heating water anti-icing fluid.Solar energy collector system is definite according to factors such as the concrete weather conditions in locality, construction area, heating loads, and this system does not have concrete requirement to solar energy collector system, can be according to existing technical foundation type selecting.Plate type heat exchanger will be selected for circling water flow rate and temperature according to discharge, temperature and heating in the solar thermal collector.Phase change heat storage material can be inorganic water and salt PCM for existing matured product in the phase-transition heat-storage case, or paraffin class, or fatty acid material etc.Middle regenerator temperature, heat-storing material and the volume of phase-transition heat-storage case will be determined for backwater, solar thermal collector type and the factors such as area and economical rationality according to solar radiation, the heating of locality.The type selecting of auxiliary thermal source system wants comprehensive solar energy collector system, phase-transition heat-storage case and heating system to consider.
The present invention can be used for general residential architecture and public building, and the scope of application is wide, also can transform on the original basis the building of existing heating system, and implement than being easier to.
A kind of solar energy combined type of the present invention phase-transition heat-storage heating system: the running of solar thermal collector direct heating, solar energy and auxiliary thermal source parallel compound system is as follows:
The method of operation 1 :Solar energy system is opened, in the solar thermal collector hot water with by plate type heat exchanger direct heating; Hold over system and auxiliary thermal source system closing.System's heating is independently born by solar energy system.
The method of operation 2: solar energy system is opened, and a hot water part is by plate type heat exchanger direct heating in the solar thermal collector, and part heat supply in the phase-transition heat-storage case is stored in the phase-transition heat-storage case unnecessary heat; The auxiliary thermal source system closing.System's heating is independently born by solar energy system.
The method of operation 3: solar energy system is opened, solar thermal collector direct heating system and auxiliary thermal source system closing, and hold over system is opened, and utilizes the heat heating of accumulating in the phase-transition heat-storage case, and system's heating is independently born by solar energy system.
The method of operation 4: solar energy system and auxiliary thermal source system closing, hold over system is opened, and utilizes the heat heating of accumulating in the phase-transition heat-storage case, and system's heating is still independently born by solar energy.
The method of operation 5: solar energy collector system and hold over system are closed, and the auxiliary thermal source system opens.System's heating is independently born by the auxiliary thermal source system.
From the characteristics of the different methods of operation, can obtain the method for operation of different weather.
? The method of operation 1 The method of operation 2 The method of operation 3 The method of operation 4 The method of operation 5
Fine As required
Cloudy
Overcast and rainy As required ? ? ?
A kind of solar energy combined type of the present invention phase-transition heat-storage heating system: solar thermal collector direct heating, solar energy and auxiliary thermal source parallel compound system in the control mode of different weather are:
Fine: as when solar radiation can be satisfied the heating load of all day substantially, then not need the method for operation 5, open solar energy system since morning, successively the method for operation 1,2,3,4; If solar radiation can not be satisfied the heating load of all day, open solar energy system since morning, successively the method for operation 1,2,3,4,5.
Cloudy: solar radiation this moment generally can not be satisfied the heating load of all day, opens solar energy system since morning, successively the method for operation 1,2,3,4,5.
Overcast and rainy: overcast and rainy solar radiation quantity seldom, mode 2,3,4 can not be moved substantially.May can the method for operation 1 when cloudy solar radiation is strong, but main or the method for operation 5, then can only the method for operation 5 in the rainy day.
Work and the control procedure of embodiment 1 are:
When 1, heating, pay the utmost attention to use solar energy, temperature control is adopted in the start and stop of solar energy circulating system.When solar thermal collector (1) exports water temperature less than 55 oDuring C, temperature sensor A is to controller (11) input temp signal, controller (11) sends control command, close triple valve 12,13, close solar energy circulating system, solar thermal collector (1) is in vexed solarization state, opens triple valve 14,15 and valve 16,17 and heating circulating pump (9), by control triple valve 14,15, make solar thermal collector (1) outlet water temperature not reach 55 oBefore the C, auxiliary thermal source (2) independent operating, system's heating is independently born by auxiliary thermal source.
2, when solar thermal collector (1) outlet water temperature greater than 55 oDuring C, temperature sensor A is to controller (11) input temp signal, controller sends control command, solar energy circulating system is opened, the auxiliary thermal source system closing, triple valve 14,15 is closed, and opens triple valve 12,13, valve 16,17, heating circulating pump (9) and solar energy circulating pump (4), transfers the solar energy system independent operating to.Do not reach 60 in solar thermal collector (1) outlet water temperature oBefore the C, temperature sensor A is to controller (11) input temp signal, and controller (11) sends control command, by control triple valve 12,13, makes heating by solar thermal collector (1) direct heating, not to the middle accumulation of heat of phase-transition heat-storage case (5); When solar thermal collector (1) exports water temperature greater than 60 oBehind the C, by control triple valve 12,13, make on the one hand direct heating of solar energy circulating system, on the one hand to the middle accumulation of heat of phase-transition heat-storage case (5).System's heating this moment is by solar thermal collector (1) direct heating, and system's heating is independently born by solar energy circulating system.
3, heating exports water temperature greater than 50 in phase-transition heat-storage case (5) oDuring C, temperature sensor B sends signal, opens triple valve 12,13,14,15 and valve 16,17, by control triple valve 12,13,14,15, stops solar thermal collector (1) direct heating, transfers phase-transition heat-storage case (5) heating to.This moment, solar energy circulating system and phase-transition heat-storage case system moved jointly, and system heats by solar energy circulating system and phase-transition heat-storage case shared.
4, heating exports water temperature greater than 55 in phase-transition heat-storage case (5) oDuring C, temperature passes sensor B and sends signal, and solar energy circulating system is closed, and solar thermal collector (1) is in vexed solarization state, prevents that heating system is overheated, and this moment, system's heating was independently born by the phase-transition heat-storage case; Heating outlet water temperature is less than 45 in phase-transition heat-storage case (5) oDuring C, temperature passes sensor B and sends signal, and solar energy circulating system reopens.
Embodiment 2:A kind of solar energy combined type phase-transition heat-storage heating system: solar thermal collector direct heating, solar energy and auxiliary thermal source series-parallel combined-type system.System consists of in detail and connected mode is seen accompanying drawing 2.Compare this advantage of system is can not solar radiation to be stored in the phase-transition heat-storage case during direct heating when cloudy solar energy system with the system of embodiment 1 always, solar energy system and auxiliary thermal source form train, heat in the phase-transition heat-storage case is heated to uniform temperature to heating water return first, and then be heated supply water temperature by auxiliary thermal source, can reduce the energy resource consumption of auxiliary thermal source, more utilize solar energy.
Solar thermal collector direct heating system carries out heat exchange by plate type heat exchanger and heating water and heats, and forms parallel system with the phase-transition heat-storage case, when solar radiation is stronger unnecessary heat is stored; Form the connection in series-parallel hybrid system with auxiliary thermal source, on the one hand the auxiliary thermal source system heats when solar thermal collector and phase-transition heat-storage case all can not heat, this moment, the phase-transition heat-storage case was in parallel with auxiliary thermal source, the phase-transition heat-storage case is connected the shared Heating Load with auxiliary thermal source when the phase-transition heat-storage case can be for a part on the other hand.
The type selecting of various piece is identical with solar energy combined type phase-transition heat-storage heating loop VII in the solar energy combined type phase-transition heat-storage heating system, and the two is just slightly different on type of attachment.Many a kind of methods of operation 6 on the method for operation.
The method of operation 6:When the solar thermal collector outlet temperature does not reach the temperature that can heat always but certain temperature rise is arranged, open hold over system and auxiliary thermal source system this moment, the two series connection is system's heating.
Fine, the broken sky is identical with the solar energy combined type phase-transition heat-storage heating system of embodiment 1 with the method for operation of rainy day.
Cloudy day:Solar energy system is opened the successively method of operation 6,5 in the morning.
Work and the control procedure of embodiment 2 are:
When 1, heating, pay the utmost attention to use solar energy, temperature control is adopted in the solar energy circulating system start and stop.When solar thermal collector (1) exports water temperature less than 55 oDuring C, temperature sensor A is to controller (11) input temp signal, controller (11) sends control command, close triple valve 12,13,18,19, close solar energy circulating system, solar thermal collector (1) is in vexed solarization state, opens triple valve 14,15 and valve 16,17 and heating circulating pump (9), by control triple valve 14,15, make solar thermal collector (1) outlet water temperature not reach 55 oBefore the C, auxiliary thermal source (2) independent operating, system's heating is independently born by auxiliary thermal source.
2, at the cloudy day, auxiliary thermal source (2) independent operating, when the vexed solarization of solar thermal collector (1) behind the maximum hours run of setting, solar thermal collector (1) outlet water temperature is still less than 55 oC, this moment, temperature sensor A was to controller (11) input temp signal, controller (11) sends control command, open triple valve 12,13,14,15,18,19 and solar energy circulating pump (4), this moment solar energy circulating system and auxiliary thermal source cooperation, by control triple valve 12,13, make solar energy circulating system only to phase-transition heat-storage case (5) accumulation of heat, do not heat.Not direct heating after control triple valve 14,15,18,19 makes phase-transition heat-storage case (5) with the heating of heating backwater, but it is fed in the auxiliary thermal source (2), in auxiliary thermal source (2), be heated 50 oAgain heating behind the C.This moment, system heated by auxiliary thermal source and solar energy circulating system shared, the two heating of connecting.
3, when solar thermal collector outlet water temperature greater than 55 oDuring C, temperature sensor A is to controller (11) input temp signal, controller (11) sends control command, solar energy circulating system is opened, the auxiliary thermal source system closing, triple valve 14,15,18,19 is closed, and opens triple valve 12,13 and heating circulating pump (9) and solar energy circulating pump (4), transfers the solar energy system independent operating to.Do not reach 60 in solar thermal collector (1) outlet water temperature oBefore the C, temperature sensor A is to controller (11) input temp signal, and controller (11) sends control command, by control triple valve 12,13, makes heating by solar thermal collector (1) direct heating, not to the middle accumulation of heat of phase-transition heat-storage case (5); When solar thermal collector (1) exports water temperature greater than 60 oBehind the C, by control triple valve 12,13, make on the one hand direct heating of solar energy circulating system, on the one hand to the middle accumulation of heat of phase-transition heat-storage case (5).System's heating this moment is by solar thermal collector direct heating, and system's heating is independently born by solar energy circulating system.
4, heating exports water temperature greater than 50 in phase-transition heat-storage case (5) oC does not reach 55 oDuring C, temperature sensor B sends signal, opens triple valve 12,13,14,15, by control triple valve 12,13,14,15, stops solar thermal collector (1) direct heating, and an accumulation of heat transfers phase-transition heat-storage case (5) heating to.This moment, solar energy circulating system and phase-transition heat-storage heating system moved simultaneously, and system heats by phase-transition heat-storage heating system and solar energy circulating system shared.
5, heating exports water temperature greater than 55 in phase-transition heat-storage case (5) oDuring C, temperature passes sensor B and sends signal, and solar energy circulating system is closed, and solar thermal collector (1) is in vexed solarization state, prevents that heating system is overheated, and this moment, system's heating was independently born by the phase-transition heat-storage case; Heating outlet water temperature is less than 45 in phase-transition heat-storage case (5) oDuring C, temperature passes sensor B and sends signal, and solar energy circulating system reopens.

Claims (6)

1. solar energy combined type phase-transition heat-storage heating system, comprise mainly by solar thermal collector (1), plate type heat exchanger (6), not accumulation of heat of the solar thermal collector direct heating circulation heating loop I that heating terminal (10) forms, comprise mainly by solar thermal collector (1), plate type heat exchanger (6), phase-transition heat-storage case (5), the solar thermal collector direct heating that heating terminal (10) forms adds accumulation of heat circulation heating loop II, comprise mainly by solar thermal collector (1), phase-transition heat-storage case (5), the solar energy that heating terminal (10) forms and phase-transition heat-storage case series connection heating circulation heating loop III, comprise mainly by phase-transition heat-storage case (5), the phase-transition heat-storage case heating circulation heating loop IV that heating terminal (10) forms, comprise mainly by auxiliary thermal source (2), the auxiliary thermal source heating circulation heating loop V that heating terminal (10) forms is characterized in that:
A, described not accumulation of heat of solar thermal collector direct heating circulation heating loop I comprise solar thermal collector (1), plate type heat exchanger (6), solar energy circulating pump (4), ethylene glycol level pressure case (3), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
B, described solar thermal collector direct heating add accumulation of heat circulation heating loop II and comprise solar thermal collector (1), plate type heat exchanger (6), solar energy circulating pump (4), ethylene glycol level pressure case (3), phase-transition heat-storage case (5), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
C, described solar energy and phase-transition heat-storage case series connection heating circulation heating loop III comprise solar thermal collector (1), phase-transition heat-storage case (5), solar energy circulating pump (4), ethylene glycol level pressure case (3), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
D, described phase-transition heat-storage case heating circulation heating loop IV comprise phase-transition heat-storage case (5), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
E, described auxiliary thermal source heating circulation heating loop V comprise auxiliary thermal source (2), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
F, described not accumulation of heat of solar thermal collector direct heating circulation heating loop I, solar thermal collector direct heating add accumulation of heat circulation heating loop II, solar energy and phase-transition heat-storage case series connection heating circulation heating loop III, phase-transition heat-storage case heating circulation heating loop IV, auxiliary thermal source heating circulation heating loop V alternate run, and the conversion between each heating circulation heating loop is by the valve regulated on the pipeline; Pump in the system, valve automatically controlled device, temperature sensor and auxiliary thermal source control are electrically connected with controller (11) respectively.
2. solar energy combined type phase-transition heat-storage heating system, comprise mainly by solar thermal collector (1), plate type heat exchanger (6), not accumulation of heat of the solar thermal collector direct heating circulation heating loop I that heating terminal (10) forms, comprise mainly by solar thermal collector (1), plate type heat exchanger (6), phase-transition heat-storage case (5), the solar thermal collector direct heating that heating terminal (10) forms adds accumulation of heat circulation heating loop II, comprise mainly by solar thermal collector (1), phase-transition heat-storage case (5), the solar energy that heating terminal (10) forms and phase-transition heat-storage case series connection heating circulation heating loop III, comprise mainly by phase-transition heat-storage case (5), the phase-transition heat-storage case heating circulation heating loop IV that heating terminal (10) forms, comprise mainly by auxiliary thermal source (2), the auxiliary thermal source heating circulation heating loop V that heating terminal (10) forms, comprise mainly by solar thermal collector (1), phase-transition heat-storage case (5), auxiliary thermal source (2), the solar energy that heating terminal (10) forms and auxiliary thermal source series connection heating circulation heating loop VI is characterized in that:
A, described not accumulation of heat of solar thermal collector direct heating circulation heating loop I comprise solar thermal collector (1), plate type heat exchanger (6), solar energy circulating pump (4), ethylene glycol level pressure case (3), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
B, described solar thermal collector direct heating add accumulation of heat circulation heating loop II and comprise solar thermal collector (1), plate type heat exchanger (6), solar energy circulating pump (4), ethylene glycol level pressure case (3), phase-transition heat-storage case (5), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
C, described solar energy and phase-transition heat-storage case series connection heating circulation heating loop III comprise solar thermal collector (1), phase-transition heat-storage case (5), solar energy circulating pump (4), ethylene glycol level pressure case (3), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
D, described phase-transition heat-storage case heating circulation heating loop IV comprise phase-transition heat-storage case (5), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
E, described auxiliary thermal source heating circulation heating loop V comprise auxiliary thermal source (2), heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
F, described solar energy and auxiliary thermal source series connection heating circulation heating loop VI comprise solar thermal collector (1), solar energy circulating pump (4), ethylene glycol level pressure case (3), phase-transition heat-storage case (5), auxiliary thermal source (2) heating feed pipe (7), heating return pipe (8), heating circulating pump (9) and heating terminal (10), water pipe UNICOM between all parts;
G, described not accumulation of heat of solar thermal collector direct heating circulation heating loop I, solar thermal collector direct heating add accumulation of heat circulation heating loop II, solar energy and phase-transition heat-storage case series connection heating circulation heating loop III, phase-transition heat-storage case heating circulation heating loop IV, auxiliary thermal source heating circulation heating loop V, solar energy and auxiliary thermal source series connection heating circulation heating loop VI alternate run, and the conversion between each heating circulation heating loop is by the valve regulated on the pipeline; Pump in the system, valve automatically controlled device, temperature sensor and auxiliary thermal source control are electrically connected with controller (11) respectively.
3. solar energy combined type phase-transition heat-storage heating system according to claim 2, solar thermal collector and auxiliary thermal source can be taked the form of connecting, can can not heat but some heat can the time spent at the sun, first heating water return is heated to certain temperature, heated by auxiliary thermal source again, can reduce the energy consumption of auxiliary thermal source.
4. according to claim 1,2 described solar energy combined type phase-transition heat-storage heating systems, it is characterized in that described auxiliary thermal source can be water resource heat pump, earth source heat pump, boiler or other forms of auxiliary thermal source, can take form in parallel with solar thermal collector.
5. according to claim 1,2 described solar energy combined type phase-transition heat-storage heating systems, it is characterized in that: the heat-storing material in the described phase-transition heat-storage case (5) can be the organic matters such as paraffin, aliphatic acid, also can be the inorganic matters such as water and salt, also comprise above-mentioned encapsulation phase change heat storage material afterwards, its phase transition temperature is at 0 ~ 100 ℃.
6. according to claim 1,2 described solar energy combined type phase-transition heat-storage heating systems, it is characterized in that: described heating output closed circuit, the heating Terminal device can be flooring radiation heating, radiator heating, also can be the forms such as fan coil.
CN2012105766906A 2012-12-27 2012-12-27 Solar combined type phase-changing heat-storing warming system Pending CN103017240A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012105766906A CN103017240A (en) 2012-12-27 2012-12-27 Solar combined type phase-changing heat-storing warming system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012105766906A CN103017240A (en) 2012-12-27 2012-12-27 Solar combined type phase-changing heat-storing warming system

Publications (1)

Publication Number Publication Date
CN103017240A true CN103017240A (en) 2013-04-03

Family

ID=47966139

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012105766906A Pending CN103017240A (en) 2012-12-27 2012-12-27 Solar combined type phase-changing heat-storing warming system

Country Status (1)

Country Link
CN (1) CN103017240A (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103216897A (en) * 2013-04-22 2013-07-24 天津百思特环保能源开发有限公司 Roof heat accumulating plate system
CN103807909A (en) * 2014-03-10 2014-05-21 成都栖睿机电设备有限公司 Novel distributed solar phase-variable energy-storage heating device and method
CN103836696A (en) * 2014-03-17 2014-06-04 中国建筑第八工程局有限公司 Combined type heating system for plateau area and control method thereof
CN104165426A (en) * 2014-08-08 2014-11-26 西安工程大学 Air conditioning system combining direct evaporative cooling with solar heat collection and phase change heat storage
CN105485752A (en) * 2016-01-08 2016-04-13 中国建筑西南设计研究院有限公司 Modular quasi-elastic thermal storage indirect type solar energy heating system and control method thereof
CN105627405A (en) * 2016-01-08 2016-06-01 中国建筑西南设计研究院有限公司 Modular quasi-elastic heat accumulation direct type solar heating system and control method thereof
CN106051901A (en) * 2016-06-03 2016-10-26 西南交通大学 Heating system
CN106642437A (en) * 2015-10-22 2017-05-10 何定兵 Fog system capable of increasing seasonal energy efficiency ratio (SEER) of air conditioning and refrigeration unit all year around
CN106958852A (en) * 2017-05-17 2017-07-18 成都麟鑫泰来科技有限公司 Solar energy heating system
CN112432371A (en) * 2019-08-23 2021-03-02 中国科学院海洋研究所 Solar gradient phase change heat storage and release system for seawater industrial culture
CN113983537A (en) * 2021-11-13 2022-01-28 嘉寓光能科技(阜新)有限公司 Household central solar heating system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4471834A (en) * 1980-12-05 1984-09-18 Schlote David D Modular solar heat storage cabinet
DE10304679A1 (en) * 2003-02-05 2004-08-26 Wolf Gmbh Combined hot water supply to user points and water heater for central heating system has layered holding water tank with cold-water inlet and a pipe to user points
CN101556082A (en) * 2009-05-11 2009-10-14 天津大学 Hot water supply system by solar energy storage heat and ground source heat pump
CN101832590A (en) * 2009-03-13 2010-09-15 潘戈 Solar heating system and method thereof for heating and supplying hot water
CN101943481A (en) * 2010-09-09 2011-01-12 东南大学 Phase change thermal storage type auxiliary solar hot-water device of air source heat pump
CN202485071U (en) * 2012-01-21 2012-10-10 中国建筑西北设计研究院有限公司 Solar phase change heat storage and capillary network radiant heating device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4471834A (en) * 1980-12-05 1984-09-18 Schlote David D Modular solar heat storage cabinet
DE10304679A1 (en) * 2003-02-05 2004-08-26 Wolf Gmbh Combined hot water supply to user points and water heater for central heating system has layered holding water tank with cold-water inlet and a pipe to user points
CN101832590A (en) * 2009-03-13 2010-09-15 潘戈 Solar heating system and method thereof for heating and supplying hot water
CN101556082A (en) * 2009-05-11 2009-10-14 天津大学 Hot water supply system by solar energy storage heat and ground source heat pump
CN101943481A (en) * 2010-09-09 2011-01-12 东南大学 Phase change thermal storage type auxiliary solar hot-water device of air source heat pump
CN202485071U (en) * 2012-01-21 2012-10-10 中国建筑西北设计研究院有限公司 Solar phase change heat storage and capillary network radiant heating device

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103216897A (en) * 2013-04-22 2013-07-24 天津百思特环保能源开发有限公司 Roof heat accumulating plate system
CN103807909B (en) * 2014-03-10 2016-05-11 成都栖睿机电设备有限公司 A kind of distributed solar energy phase-changing energy-storing heating installation and method
CN103807909A (en) * 2014-03-10 2014-05-21 成都栖睿机电设备有限公司 Novel distributed solar phase-variable energy-storage heating device and method
CN103836696A (en) * 2014-03-17 2014-06-04 中国建筑第八工程局有限公司 Combined type heating system for plateau area and control method thereof
CN103836696B (en) * 2014-03-17 2016-06-15 中国建筑第八工程局有限公司 Highlands combined type heating system and control method thereof
CN104165426B (en) * 2014-08-08 2017-01-18 西安工程大学 Air conditioning system combining direct evaporative cooling with solar heat collection and phase change heat storage
CN104165426A (en) * 2014-08-08 2014-11-26 西安工程大学 Air conditioning system combining direct evaporative cooling with solar heat collection and phase change heat storage
CN106642437A (en) * 2015-10-22 2017-05-10 何定兵 Fog system capable of increasing seasonal energy efficiency ratio (SEER) of air conditioning and refrigeration unit all year around
CN105627405A (en) * 2016-01-08 2016-06-01 中国建筑西南设计研究院有限公司 Modular quasi-elastic heat accumulation direct type solar heating system and control method thereof
CN105485752A (en) * 2016-01-08 2016-04-13 中国建筑西南设计研究院有限公司 Modular quasi-elastic thermal storage indirect type solar energy heating system and control method thereof
CN106051901A (en) * 2016-06-03 2016-10-26 西南交通大学 Heating system
CN106958852A (en) * 2017-05-17 2017-07-18 成都麟鑫泰来科技有限公司 Solar energy heating system
CN112432371A (en) * 2019-08-23 2021-03-02 中国科学院海洋研究所 Solar gradient phase change heat storage and release system for seawater industrial culture
CN113983537A (en) * 2021-11-13 2022-01-28 嘉寓光能科技(阜新)有限公司 Household central solar heating system

Similar Documents

Publication Publication Date Title
CN103017240A (en) Solar combined type phase-changing heat-storing warming system
CN103017239A (en) Solar phase change heat storage heating and hot water supply system
CN103115389A (en) Solar energy combined type phase-change heat storage heating system
CN100570223C (en) A kind of multi-water tanks solar energy-heat pump composite hot-water system
CN202792191U (en) Solar central hot water system heated by air source heat pump and boiler heating in auxiliary manner
CN101832682B (en) Energy-storing solar absorption refrigeration system
CN107228506B (en) A kind of resource integrated complementation of renewable energy based on cross-season heat-storage utilizes system
CN203964413U (en) A kind of solar heat-preservation heating system
CN205402901U (en) Utilize wall inner wall heat accumulation heating system of solar energy
CN204404560U (en) A kind of separated type solar and air source heat pump hybrid system
CN204693588U (en) Architecture noumenon regenerative type air source heat pump heating system
CN105841222A (en) Solar heat supply system based on cross-seasonal water body heat storage
CN101865541B (en) Solar system
CN105444246A (en) Solar air and heat pump heating agent compound heat collector heating system
CN208349387U (en) The heating system that across season accumulation of heat is combined with short-term heat accumulation
CN103644591B (en) A kind of composite heat supply air conditioning system adopting solar heat-preservation pond and heat pump
CN203309982U (en) Auxiliary and compensation device of solar optothermal and photoelectricity combined heating system
CN110043991A (en) A kind of building energy supplying system provided multiple forms of energy to complement each other being based primarily upon solar energy and air energy
CN104534685A (en) Split type solar energy and air source heat pump combining system
CN104110915A (en) Water heating method and device through coupling of refrigerating unit condensation heat and collected solar heat
CN201954786U (en) Phase-change heat-storage type solar heating system
CN201569055U (en) Solar-energy floorboard radiant-heating and water-source heat pump auxiliary-heating combination system
CN201837084U (en) Solar system
CN208504540U (en) A kind of solar-assisted heat pump accumulation of heat radiation ceiling system
CN207230722U (en) It is a kind of to utilize solar energy and the heating system of earth source heat pump unit

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C05 Deemed withdrawal (patent law before 1993)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20130403