CN204705220U - A kind of solar energy assists the instant regenerative system of open type heat source tower anti-icing fluid - Google Patents

A kind of solar energy assists the instant regenerative system of open type heat source tower anti-icing fluid Download PDF

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Publication number
CN204705220U
CN204705220U CN201520332497.7U CN201520332497U CN204705220U CN 204705220 U CN204705220 U CN 204705220U CN 201520332497 U CN201520332497 U CN 201520332497U CN 204705220 U CN204705220 U CN 204705220U
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China
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heat source
open type
source tower
icing fluid
type heat
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Withdrawn - After Issue
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CN201520332497.7U
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Chinese (zh)
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李�浩
李敏霞
赵力
赵军
邓帅
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Tianjin University
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Tianjin University
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y02E10/44—Heat exchange systems

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Abstract

The utility model discloses a kind of solar energy and assist the instant regenerative system of open type heat source tower anti-icing fluid, comprise air intake airduct I, centrifugal blower, solar energy air heat collector and open type heat source tower heat pump system II.By controlling air inlet mode, the regeneration of anti-icing fluid in open type heat source tower can be realized, solving anti-icing fluid concentration in the operation of open type heat source tower heat pump and reducing gradually, the problem that freezing point rises; Achieving the instant regeneration of anti-icing fluid, without the need to stopping heat pump work, maintaining the continuity of open type heat source tower heat pump heat supply in winter.Add solar energy air heat collector in system, be conducive to improving the Exchange of apparent heat between air and anti-icing fluid.The utility model have employed a kind of air type regeneration of waste liquor mode, overcomes the demand of anti-icing fluid regeneration to high-grade energy, avoids complicated equipment.On open type heat source tower basis, integrated solar assists the instant regenerative system of anti-icing fluid, realizes making full use of of regenerative resource, promotes the large-scale application of solar energy and heat source tower heat pump technology.

Description

A kind of solar energy assists the instant regenerative system of open type heat source tower anti-icing fluid
Technical field
The utility model relates to the instant regenerative system of a kind of solar-assisted heat source tower anti-icing fluid, be specifically related to heat source tower heat supply and anti-icing fluid regenerates, solar energy utilization technique, carry out in heat supplying process for utilizing open type heat source tower heat pump winter, the anti-icing fluid practical problem that concentration reduces due to moisture absorption, achieve the instant regeneration of anti-icing fluid, effectively promote the application of open type heat source tower heat pump.
Background technology
Heat source tower heat pump is a kind of novel heat pump assembly, it is by heat source tower and outdoor air heat exchange, absorb the heat in air, the tow taste heat of absorption to be reached to indoor heating and the object providing domestic hot-water for high-grade heat with the formal transformation of heat pump.Although the thermal source of heat source tower heat pump system is also from air, but it is different from the mode that conventional air source heat pump obtains energy from air, in the winter time, heat source tower heat pump unit utilizes freezing point lower than the mounting medium of 0 DEG C, under the low temperature environment that high efficiency extraction more than-9 DEG C, relative humidity are higher, the low grade heat energy of air kind carries out heat supply, solve the problem of conventional air source heat pump temperature, eliminate the electric auxiliary heating of conventional air source heat pump.
After within 2004, first generation heat source tower heat pump immediate boiling heat source tower heat pump is succeeded in developing, through updating, develop into forth generation now.When open type heat source tower heat pump runs in the winter time, compared to closed type structure heat source tower, because low-freezing anti-icing fluid directly contacts with air, heat exchange efficiency is high, and structure is simple, and cost is low.But in air, part steam is condensed into aqueous water and enters in solution during its existence runs, and cause the concentration step-down of anti-icing fluid, the defect of freezing point instability, and in Practical Project, solution condensing device configuration is comparatively large, energy consumption is high, limits the application of open type heat source tower heat pump.In order to effectively solve the key technical problem in open type heat source tower heat pump running, need to take corresponding measure to regenerate the weak solution in cyclic process.
Utility model content
The utility model is in order to realize the instant regeneration of anti-icing fluid in open type heat source tower heat pump system, and reduce the complexity of regeneration energy consumption and regenerating unit as far as possible, a kind of solar energy is provided to assist the instant regenerative system of open type heat source tower anti-icing fluid, by controlling air inlet mode, the regeneration spraying anti-icing fluid in open type heat source tower can be realized, solve anti-icing fluid concentration in open type heat source tower heat pump running to reduce gradually, cause the practical problem that freezing point rises; Achieving the instant regeneration of anti-icing fluid simultaneously, without the need to stopping heat pump work, maintaining the continuity of open type heat source tower heat pump heat supply in winter.Add solar energy air heat collector in system, improve heat source tower inlet air temperature, be conducive to improving the Exchange of apparent heat of air between anti-icing fluid.The utility model have employed a kind of air type regeneration of waste liquor mode, overcomes the demand of anti-icing fluid regeneration to high-grade energy, avoids complicated equipment.On open type heat source tower basis, integrated solar assists the instant regenerative system of anti-icing fluid, achieves making full use of of regenerative resource, is conducive to the large-scale application promoting solar energy and heat source tower heat pump technology.
In order to solve the problems of the technologies described above, a kind of solar energy that the utility model proposes assists the instant regenerative system of open type heat source tower anti-icing fluid, comprise air intake airduct, centrifugal blower and open type heat source tower heat pump system, described open type heat source tower heat pump system comprises open type heat source tower, anti-icing fluid spray equipment, anti-icing fluid circulating pump, shell-and-tube heat exchanger, compressor and heat supply end and choke valve, the top of described open type heat source tower is provided with fan, be provided with filler in described open type heat source tower, the bottom of described open type heat source tower is provided with air inlet; First positive draft valve, the second positive draft valve and the 3rd positive draft valve are installed in described air intake airduct successively, be provided with drying box and axial flow blower between described second positive draft valve and the 3rd positive draft valve, described air intake airduct connects airduct by first and is connected with the air inlet of described centrifugal blower; Solar energy air heat collector is connected with between described centrifugal blower and described open type heat source tower, the air outlet of described centrifugal blower connects airduct by second and is connected with the air intake of described solar energy air heat collector, and the air outlet slit of described solar energy air heat collector connects airduct by the 3rd and is connected with the air inlet be positioned at bottom described open type heat source tower tower body.
Further, the utility model solar energy assists the instant regenerative system of open type heat source tower anti-icing fluid, wherein, described 3rd connection airduct is provided with electrical auxiliary heater.
The side that described first positive draft valve is connected with outside atmosphere is malleation, described second positive draft valve is malleation towards the side of described drying box, the side that described 3rd positive draft valve is connected with outside atmosphere is malleation, and described axial flow blower is negative pressure towards the side of drying box.
Described solar energy air heat collector is one or both the combination in flat air collector and vacuum tube air collector.
Drier used in described drying box is the combination of one or more in calcium sulfate, calcium chloride, silica gel and activated alumina.The spray anti-icing fluid that described anti-icing fluid spray equipment uses is one or both the mixed solution in calcium chloride solution, glycerine, propene carbonate, carbonic acid third ethyl ester.
Compared with prior art, the beneficial effects of the utility model are:
1. realize the regeneration spraying anti-icing fluid in open type heat source tower, solve anti-icing fluid concentration in open type heat source tower heat pump running and reduce gradually, cause the practical problem that freezing point rises.
2. achieving the instant regeneration of anti-icing fluid, without the need to stopping heat pump work, maintaining the continuity of open type heat source tower heat pump heat supply in winter.
3. add solar energy air heat collector in system, improve heat source tower inlet air temperature, be conducive to improving the Exchange of apparent heat of air between anti-icing fluid.
4. have employed a kind of air type regeneration of waste liquor mode, overcome the demand of anti-icing fluid regeneration to high-grade energy, avoid complicated equipment.
5. need by controlling the start and stop of blower fan, just can realize heat source tower normal operating cycle and regeneration of waste liquor and to circulate the transformation of two kinds of duties, improve automatic control level.
Accompanying drawing explanation
Fig. 1 is that a kind of solar energy of the utility model assists the instant regenerative system schematic diagram of open type heat source tower anti-icing fluid.
In figure:
I-air intake airduct, II-open type heat source tower heat pump system 1-first positive draft valve
2-second positive draft valve 3-drying box 4-axial flow blower
5-positive draft valve 6-first connects airduct 7-centrifugal blower
8-second connects airduct 9-solar energy air heat collector 10-the 3rd and connects airduct
11-electrical auxiliary heater 12-open type heat source tower 13-fan
14-filler 15-anti-icing fluid spray equipment 16-anti-icing fluid circulating pump
17-shell-and-tube heat exchanger 18-compressor 19-heat supply end
20-choke valve
Detailed description of the invention
Be described in further detail technical solutions of the utility model below in conjunction with the drawings and specific embodiments, described specific embodiment is only explain the utility model, not in order to limit the utility model.
As shown in Figure 1, a kind of solar energy that the utility model proposes assists the instant regenerative system of open type heat source tower anti-icing fluid, comprises air intake airduct I, centrifugal blower 7, solar energy air heat collector 9 and open type heat source tower heat pump system II.
First positive draft valve 1, second positive draft valve 2 and the 3rd positive draft valve 5 are installed in described air intake airduct I successively, be provided with drying box 3 and axial flow blower 4 between described second positive draft valve 2 and the 3rd positive draft valve 5, described air intake airduct I connects airduct 6 by first and is connected with the air inlet of described centrifugal blower 7; The side that described first positive draft valve 1 is connected with outside atmosphere is malleation, described second positive draft valve 2 is malleation towards the side of described drying box 3, the side that described 3rd positive draft valve 5 is connected with outside atmosphere is malleation, and described axial flow blower 4 is negative pressure towards the side of drying box 3.In described drying box 3, drier used is the combination of one or more in calcium sulfate, calcium chloride, silica gel and activated alumina.
Described open type heat source tower heat pump system II comprises open type heat source tower 12, anti-icing fluid spray equipment 15, anti-icing fluid circulating pump 16, shell-and-tube heat exchanger 17, compressor 18 and heat supply end 19 and choke valve 20, the top of described open type heat source tower 12 is provided with fan 13, filler 14 is provided with in described open type heat source tower 12, the bottom of described open type heat source tower 12 is provided with air inlet, therefore, the operation principle of described open type heat source tower heat pump system II is as good as with conventional open type heat source tower heat pump system, just the surrounding air intake of the open type heat source tower of routine is changed into the air inlet air intake bottom tower body.The spray anti-icing fluid that described anti-icing fluid spray equipment 15 uses is one or both the mixed solution in calcium chloride solution, glycerine, propene carbonate, carbonic acid third ethyl ester.
Described solar energy air heat collector 9 is connected between described centrifugal blower 7 and described open type heat source tower 12, the air outlet of described centrifugal blower 7 connects airduct 8 by second and is connected with the air intake of described solar energy air heat collector 9, and the air outlet slit of described solar energy air heat collector 9 connects airduct 10 by the 3rd and is connected with the air inlet be positioned at bottom described open type heat source tower tower body.Described solar energy air heat collector 9 is one or both the combinations in flat air collector and vacuum tube air collector.Described 3rd connection airduct 10 is provided with electrical auxiliary heater 11.
A kind of solar energy of the utility model assists the instant regenerative system of open type heat source tower anti-icing fluid when heating season runs, there is common heat supply and anti-icing fluid regenerates two kinds of operational modes, air inlet mode is controlled by the on off state controlling axial flow blower 4, centrifugal blower 7 and three positive draft valves 1,2,5, just can realize the transformation of open type heat source tower two kinds of operational modes, it is as shown in the table.
The control program of table 1 two kinds of operational modes
First positive draft valve 1, second positive draft valve 2 and the 3rd positive draft valve 5,
The process realizing common heat supply mode is: use solar energy air heat collector 9 to heat the air entering open type heat source tower 12.Open centrifugal blower 7 and fan 13, closing axle flow fan 4, under the effect of blast, the first positive draft valve 1 is opened, and second and third positive draft valve 2,5 cuts out.The air of its exterior low temperature and high relative humidity enters system from air intake airduct I by the first positive draft valve 1, by entering solar energy air heat collector 9 after centrifugal blower 7, air themperature enters in heat source tower from the air inlet bottom open type heat source tower 12 after raising, caloic is there is and exchanges in the anti-icing fluid that hot-air from bottom to top and anti-icing fluid spray equipment 15 spray in filler 14, the temperature of anti-icing fluid raises, and air is discharged from open type heat source tower 12 top through fan 13.
In the utility model, anti-icing fluid immediately regenerates and adopts air type regeneration of waste liquor mode to realize, namely dry air is utilized directly to contact with anti-icing fluid, when the steam partial pressure of air is lower than anti-icing fluid saturated vapor pressure, moisture in anti-icing fluid can diffuse into air from anti-icing fluid, thus achieves the concentrated of anti-icing fluid.Meanwhile, because air themperature is higher than anti-icing fluid temperature, there is Exchange of apparent heat between air and anti-icing fluid, anti-icing fluid temperature raises, in anti-icing fluid regenerative process, and heat pump continuously-running.
The process realizing anti-icing fluid regeneration mode is: use solar energy air heat collector 9 or auxiliary electrical heater 11 to heat the air entering open type heat source tower 12.Open axial flow blower 4, close centrifugal blower 7, under the effect of blast, second and the 3rd positive draft valve 2,5 open, the first positive draft valve 1 cuts out.After the air of its exterior low temperature and high relative humidity enters air intake airduct I by the 3rd positive draft valve 5 under axial flow blower 4 acts on, dehumidified by drying box 3 again, the first connection airduct 6 is entered by the second positive draft valve 2, then temperature is improved by solar energy air heat collector 9, electrical auxiliary heater 11 can be opened when cloudy day or night, air themperature enters heat source tower from the air inlet bottom open type heat source tower 12 after raising, caloic is there is and exchanges in the anti-icing fluid that hot-air from bottom to top and the anti-icing fluid of spray and anti-icing fluid spray equipment 15 spray in filler 14, the temperature of anti-icing fluid raises, air is discharged from open type heat source tower 12 top through fan 13, until anti-icing fluid concentration is elevated to the level meeting the normal work requirements of heat source tower.
Although be described the utility model by reference to the accompanying drawings above; but the utility model is not limited to above-mentioned detailed description of the invention; above-mentioned detailed description of the invention is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; when not departing from the utility model aim, can also make a lot of distortion, these all belong within protection of the present utility model.

Claims (6)

1. a solar energy assists the instant regenerative system of open type heat source tower anti-icing fluid, comprise air intake airduct (I), centrifugal blower (7) and open type heat source tower heat pump system (II), described open type heat source tower heat pump system (II) comprises open type heat source tower (12), anti-icing fluid spray equipment (15), anti-icing fluid circulating pump (16), shell-and-tube heat exchanger (17), compressor (18) and heat supply end (19) and choke valve (20), the top of described open type heat source tower (12) is provided with fan (13), filler (14) is provided with in described open type heat source tower (12),
It is characterized in that:
The bottom of described open type heat source tower (12) is provided with air inlet;
First positive draft valve (1), the second positive draft valve (2) and the 3rd positive draft valve (5) are installed in described air intake airduct (I) successively, be provided with drying box (3) and axial flow blower (4) between described second positive draft valve (2) and the 3rd positive draft valve (5), described air intake airduct (I) connects airduct (6) by first and is connected with the air inlet of described centrifugal blower (7);
Solar energy air heat collector (9) is connected with between described centrifugal blower (7) and described open type heat source tower (12), the air outlet of described centrifugal blower (7) connects airduct (8) by second and is connected with the air intake of described solar energy air heat collector (9), and the air outlet slit of described solar energy air heat collector (9) connects airduct (10) by the 3rd and is connected with the air inlet be positioned at bottom described open type heat source tower tower body.
2. solar energy assists the instant regenerative system of open type heat source tower anti-icing fluid according to claim 1, it is characterized in that, described 3rd connection airduct (10) is provided with electrical auxiliary heater (11).
3. solar energy assists the instant regenerative system of open type heat source tower anti-icing fluid according to claim 1, it is characterized in that: the side that described first positive draft valve (1) is connected with outside atmosphere is malleation, described second positive draft valve (2) is malleation towards the side of described drying box (3), the side that described 3rd positive draft valve (5) is connected with outside atmosphere is malleation, and described axial flow blower (4) is negative pressure towards the side of drying box 3.
4. solar energy assists the instant regenerative system of open type heat source tower anti-icing fluid according to claim 1, it is characterized in that: described solar energy air heat collector (9) is one or both the combination in flat air collector and vacuum tube air collector.
5. solar energy assists the instant regenerative system of open type heat source tower anti-icing fluid according to claim 1, it is characterized in that: in described drying box (3), drier used is the combination of one or more in calcium sulfate, calcium chloride, silica gel and activated alumina.
6. solar energy assists the instant regenerative system of open type heat source tower anti-icing fluid according to claim 1, it is characterized in that: the spray anti-icing fluid that described anti-icing fluid spray equipment (15) uses is one or both the mixed solution in calcium chloride solution, glycerine, propene carbonate, carbonic acid third ethyl ester.
CN201520332497.7U 2015-05-21 2015-05-21 A kind of solar energy assists the instant regenerative system of open type heat source tower anti-icing fluid Withdrawn - After Issue CN204705220U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104864736A (en) * 2015-05-21 2015-08-26 天津大学 Solar-assisted real-time regeneration system for anti-freezing solution of open heat-source tower
CN106196230A (en) * 2016-08-29 2016-12-07 天津大学 Heat supply that a kind of hollow-fibre membrane is integrated with heat pump and air dehumidification system
CN111187601B (en) * 2018-11-14 2021-11-09 丰田自动车株式会社 Cooling liquid

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104864736A (en) * 2015-05-21 2015-08-26 天津大学 Solar-assisted real-time regeneration system for anti-freezing solution of open heat-source tower
CN106196230A (en) * 2016-08-29 2016-12-07 天津大学 Heat supply that a kind of hollow-fibre membrane is integrated with heat pump and air dehumidification system
CN106196230B (en) * 2016-08-29 2018-12-21 天津大学 A kind of heat supply and air dehumidification system that hollow-fibre membrane is integrated with heat pump
CN111187601B (en) * 2018-11-14 2021-11-09 丰田自动车株式会社 Cooling liquid

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Granted publication date: 20151014

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