CN205032082U - Solar energy heating system - Google Patents
Solar energy heating system Download PDFInfo
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- CN205032082U CN205032082U CN201520649878.8U CN201520649878U CN205032082U CN 205032082 U CN205032082 U CN 205032082U CN 201520649878 U CN201520649878 U CN 201520649878U CN 205032082 U CN205032082 U CN 205032082U
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Abstract
The utility model provides a solar energy heating system, its regenerator column that communicates gaseous chemical absorption and regeneration system for rich solution to the absorbing gas of regenerator column heats. Solar energy heating system includes: solar collector, high temperature heat conduction fluid storage tank, low temperature heat conduction fluid storage tank, high temperature heat conduction fluid pump, low temperature heat conduction fluid pump, heat conduction fluid circulation pump and the multistage ware that boils. The multistage ware that boils is with regenerator column parallel connection. In the basis the utility model discloses an among the solar energy heating system, solar collector gathers solar energy and make full use of solar energy, replaces steam heating to the energy consumption has been reduced, adopt the multistage regenerator column parallel connection who boils ware and gaseous chemical absorption and regeneration system simultaneously, utilize the desorption temperature requirement of the high -efficient thermal -arrest ability fully provided rich solution of solar energy.
Description
Technical field
The utility model relates to field of renewable energy resource utilization, particularly relates to a kind of solar heating system.
Background technology
At present, conventional in the world CO
2separation method has absorption process, absorption method and membrane separation process etc., absorption process be study the earliest, the most widely used general and CO of maturation
2capture method.Absorption process utilizes absorbent and CO
2physics is carried out or chemical process carries out enrichment CO in absorption tower
2, then in regenerator, desorb is carried out to absorbent, obtains the CO that purity is higher
2, simultaneously stability agent is reduced.
Organic amine absorption process is most widely used chemical absorption method, its CO
2separative efficiency can reach about 98%.But because chemical absorption method is the chemical reversible reaction utilizing absorbent, the regeneration of absorbent not only needs the reaction heat providing back reaction, and need provide higher solution sensible heat and the steam latent heat of vaporization, therefore can consume a large amount of steam, add CO
2trapping cost.
In existing technique, the energy of regenerator desorb is provided by low-pressure steam, and reboiler energy consumption accounts for about 50% of total energy consumption, therefore, reduces energy-conservation significant to whole technique of the energy consumption of reboiler.
Solar energy is a kind of important regenerative resource, and its developing and utilizingpotentiality is huge.In recent years, solar utilization technique researching and developing, commercially produce, all obtain tremendous development in market development, become the world fast, one of the new industry of stable development.。
Utility model content
In view of Problems existing in background technology, an object of the present utility model is to provide a kind of solar heating system, and it can make full use of solar energy, replaces Steam Heating, reduces energy consumption.
Another object of the present utility model is to provide a kind of solar heating system, utilizes the efficient heat-collecting ability of solar energy fully can meet the desorption temperature requirement of rich solution.
To achieve these goals, the utility model provides a kind of solar heating system, and it is communicated with the regenerator of aerochemistry absorption and regenerative system, and the rich solution for the absorption gas to regenerator heats.Solar heating system comprises: solar thermal collector, high-temperature heat-conductive fluid reservoir, low temperature heat-conducting fluid storage tank, high-temperature heat-conductive fluid pump, low temperature heat-conducting fluid pump, heat-conducting fluid circulating pump and multistage boiling device.
Solar thermal collector gathers solar energy, has: solar thermal collector heat-conducting fluid entrance; And the outlet of solar thermal collector heat-conducting fluid.
High-temperature heat-conductive fluid reservoir has: high-temperature heat-conductive fluid reservoir entrance, is controlledly communicated in solar thermal collector heat-conducting fluid entrance; And the outlet of high-temperature heat-conductive fluid reservoir.
Low temperature heat-conducting fluid storage tank stores low temperature heat-conducting fluid, has: low temperature heat-conducting fluid reservoir inlet port; And low temperature heat-conducting fluid reservoir outlet.
High-temperature heat-conductive fluid pump has: high-temperature heat-conductive Fluid pump inlet, and the controlled high-temperature heat-conductive fluid reservoir that is communicated in exports; And high-temperature heat-conductive Fluid pump outlet.
Low temperature heat-conducting fluid pump has: low temperature heat-conducting fluid pump intake, is controlledly communicated in low temperature heat-conducting fluid reservoir outlet; And low temperature heat-conducting fluid pump discharge, the controlled solar thermal collector heat-conducting fluid that is communicated in exports.
Heat-conducting fluid circulating pump has: heat-conducting fluid pump entry; Heat-conducting fluid circulating-pump outlet, is controlledly communicated in solar thermal collector heat-conducting fluid entrance and is controlledly communicated in low temperature heat-conducting fluid reservoir inlet port.
Multistage boiling device and regenerator are connected in parallel, and boiling device at different levels has: boiling device rich solution entrance, is communicated in regenerator; Boiling device heat-conducting fluid entrance, is controlledly communicated in the outlet of solar thermal collector heat-conducting fluid and is controlledly communicated in high-temperature heat-conductive Fluid pump outlet; Boiling device rich solution exports, and is communicated in regenerator; And the outlet of boiling device heat-conducting fluid, be controlledly communicated in heat-conducting fluid pump entry.
Wherein, solar heating system adopt in the daytime work pattern time:
Solar thermal collector works, low temperature heat-conducting fluid pump intake is communicated in low temperature heat-conducting fluid reservoir outlet, low temperature heat-conducting fluid pump discharge is communicated in solar thermal collector heat-conducting fluid entrance, high-temperature heat-conductive fluid reservoir entrance is communicated in the outlet of solar thermal collector heat-conducting fluid, the boiling device heat-conducting fluid entrance of boiling device at different levels is communicated in the outlet of solar thermal collector heat-conducting fluid, the boiling device heat-conducting fluid outlet of boiling device at different levels is in heat-conducting fluid pump entry, heat-conducting fluid circulating-pump outlet is communicated in solar thermal collector heat-conducting fluid entrance, high-temperature heat-conductive Fluid pump inlet is not communicated in the outlet of high-temperature heat-conductive fluid reservoir, the boiling device heat-conducting fluid entrance of boiling device at different levels is not communicated in high-temperature heat-conductive Fluid pump outlet, heat-conducting fluid circulating-pump outlet is not communicated in low temperature heat-conducting fluid reservoir inlet port,
Low temperature heat-conducting fluid in low temperature heat-conducting fluid pump driving low temperature heat-conducting fluid storage tank is via low temperature heat-conducting fluid reservoir outlet, low temperature heat-conducting fluid pump intake, low temperature heat-conducting fluid pump, low temperature heat-conducting fluid pump discharge, solar thermal collector heat-conducting fluid entrance enters in solar thermal collector, in solar thermal collector, the solar energy absorbed with solar thermal collector carries out heat exchange, the heat absorption of low temperature heat-conducting fluid becomes high-temperature heat-conductive fluid, high-temperature heat-conductive fluid is discharged via the outlet of solar thermal collector heat-conducting fluid, a part for the high-temperature heat-conductive fluid of discharging flows in high-temperature heat-conductive fluid reservoir via high-temperature heat-conductive fluid reservoir entrance and stores, and the another part of the high-temperature heat-conductive fluid of discharging enters in boiling device at different levels via the boiling device heat-conducting fluid entrance of boiling device at different levels, rich solution simultaneously in regenerator enters in boiling device at different levels via boiling device rich solution entrance from regenerator, in boiling device at different levels, high-temperature heat-conductive fluid and rich solution carry out heat exchange, rich solution heat absorption is warming up to desorption temperature and turns back in regenerator to carry out desorb via the outlet of boiling device rich solution, high-temperature heat-conductive fluid heat release cooling becomes low-temperature circulating heat-conducting fluid, low-temperature circulating heat-conducting fluid exports via boiling device heat-conducting fluid, heat-conducting fluid pump entry enters heat-conducting fluid circulating pump and discharges from heat-conducting fluid circulating-pump outlet, the low-temperature circulating heat-conducting fluid of discharging via heat-conducting fluid circulating-pump outlet and low temperature heat-conducting fluid pump enter solar thermal collector together with collaborating via the low temperature heat-conducting fluid that low temperature heat-conducting fluid pump discharge is discharged, iterative cycles like this.
When solar thermal collection system adopts Night to work:
Solar thermal collector quits work, low temperature heat-conducting fluid pump quits work, low temperature heat-conducting fluid pump intake is not communicated in low temperature heat-conducting fluid reservoir outlet, low temperature heat-conducting fluid pump discharge is not communicated in solar thermal collector heat-conducting fluid entrance, high-temperature heat-conductive fluid reservoir entrance is not communicated in the outlet of solar thermal collector heat-conducting fluid, the boiling device heat-conducting fluid entrance of boiling device at different levels is not communicated in the outlet of solar thermal collector heat-conducting fluid, the boiling device heat-conducting fluid outlet of boiling device at different levels is in heat-conducting fluid pump entry, heat-conducting fluid circulating-pump outlet is communicated in low temperature heat-conducting fluid reservoir inlet port, heat-conducting fluid circulating-pump outlet is not communicated in solar thermal collector heat-conducting fluid entrance, high-temperature heat-conductive Fluid pump inlet is communicated in the outlet of high-temperature heat-conductive fluid reservoir, the boiling device heat-conducting fluid entrance of boiling device at different levels is communicated in high-temperature heat-conductive Fluid pump outlet,
High-temperature heat-conductive fluid pump drives the high-temperature heat-conductive fluid in high-temperature heat-conductive fluid reservoir to export via high-temperature heat-conductive Fluid pump inlet via high-temperature heat-conductive fluid reservoir from high-temperature heat-conductive fluid reservoir, high-temperature heat-conductive fluid pump, high-temperature heat-conductive Fluid pump outlet, the boiling device heat-conducting fluid entrance of boiling device at different levels enters in boiling device at different levels, rich solution simultaneously in regenerator enters boiling device at different levels from boiling device rich solution entrance, in boiling device at different levels, high-temperature heat-conductive fluid and rich solution carry out heat exchange, rich solution heat absorption is warming up to desorption temperature and turns back in regenerator to carry out desorb via the outlet of boiling device rich solution, high-temperature heat-conductive fluid heat release cooling becomes low-temperature circulating heat-conducting fluid, low-temperature circulating heat-conducting fluid exports via boiling device heat-conducting fluid, heat-conducting fluid pump entry enters heat-conducting fluid circulating pump and discharges from heat-conducting fluid circulating-pump outlet, the low-temperature circulating heat-conducting fluid of discharging via heat-conducting fluid circulating-pump outlet enters in low temperature heat-conducting fluid storage tank via low temperature heat-conducting fluid reservoir inlet port and stores as low temperature heat-conducting fluid.
The beneficial effects of the utility model are as follows: according in solar heating system of the present utility model, and solar thermal collector gathers solar energy and also makes full use of solar energy, replace Steam Heating, thus reduce energy consumption; Adopt multistage boiling device and aerochemistry to absorb and the regenerator of regenerative system is connected in parallel simultaneously, utilize the efficient heat-collecting ability of solar energy fully to meet the desorption temperature requirement of rich solution.
Accompanying drawing explanation
Fig. 1 be aerochemistry absorb with regenerative system and solar heating system of the present utility model be communicated with schematic diagram, wherein in dotted line frame, all elements form solar heating system of the present utility model together with preheating heat exchanger.
Wherein, description of reference numerals is as follows:
1 solar heating system
11 solar thermal collectors
11A solar thermal collector heat-conducting fluid entrance
11B solar thermal collector heat-conducting fluid exports
111 solar energy heating parts
12 high-temperature heat-conductive fluid reservoir
12A high-temperature heat-conductive fluid reservoir entrance
12B high-temperature heat-conductive fluid reservoir exports
13 low temperature heat-conducting fluid storage tanks
13A low temperature heat-conducting fluid reservoir inlet port
13B low temperature heat-conducting fluid reservoir outlet
14 high-temperature heat-conductive fluid pumps
14A high-temperature heat-conductive Fluid pump inlet
14B high-temperature heat-conductive Fluid pump outlet
15 low temperature heat-conducting fluid pumps
15A low temperature heat-conducting fluid pump intake
15B low temperature heat-conducting fluid pump discharge
16 heat-conducting fluid circulating pumps
16A heat-conducting fluid pump entry
16B heat-conducting fluid circulating-pump outlet
17 boiling devices
17A1 boiling device rich solution entrance
17A2 boiling device heat-conducting fluid entrance
17B1 boiling device rich solution exports
17B2 boiling device heat-conducting fluid exports
18 preheating heat exchangers
18A1 preheating heat exchanger rich solution entrance
18A2 preheating heat exchanger heat-conducting fluid entrance
18B1 preheating heat exchanger rich solution exports
18B2 preheating heat exchanger heat-conducting fluid exports
V1, V2, V3, V4, V5, V6, V7, V8, V9, V10 valve
2 aerochemistries absorb and regenerative system
201 regenerators
202 absorption towers
203 scrubbing towers
204 sedimentation basins
205 washing pumps
206 absorbing liquid storage tanks
207 fluid infusion pumps
208 first separators
209 rich solution pumps
210 poor rich liquid heat exchangers
211 lean pumps
212 lean solution coolers
213 gas coolers
214 second separators
Detailed description of the invention
Describe in detail with reference to the accompanying drawings according to solar heating system of the present utility model.
With reference to Fig. 1, according to solar heating system 1 of the present utility model, it is communicated with the regenerator 201 of aerochemistry absorption and regenerative system 2, and the rich solution for the absorption gas to regenerator 201 heats.Solar heating system 1 comprises solar thermal collector 11, high-temperature heat-conductive fluid reservoir 12, low temperature heat-conducting fluid storage tank 13, high-temperature heat-conductive fluid pump 14, low temperature heat-conducting fluid pump 15, heat-conducting fluid circulating pump 16 and multistage boiling device 17.
Solar thermal collector 11 gathers solar energy, has: solar thermal collector heat-conducting fluid entrance 11A; And solar thermal collector heat-conducting fluid outlet 11B.
High-temperature heat-conductive fluid reservoir 12 has: high-temperature heat-conductive fluid reservoir entrance 12A, is controlledly communicated in solar thermal collector heat-conducting fluid entrance 11A; And high-temperature heat-conductive fluid reservoir outlet 12B.
Low temperature heat-conducting fluid storage tank 13 stores low temperature heat-conducting fluid, has: low temperature heat-conducting fluid reservoir inlet port 13A; And low temperature heat-conducting fluid reservoir outlet 13B.
High-temperature heat-conductive fluid pump 14 has: high-temperature heat-conductive Fluid pump inlet 14A, and the controlled high-temperature heat-conductive fluid reservoir that is communicated in exports 12B; And high-temperature heat-conductive Fluid pump outlet 14B.
Low temperature heat-conducting fluid pump 15 has: low temperature heat-conducting fluid pump intake 15A; Controlledly be communicated in low temperature heat-conducting fluid reservoir outlet 13B; And low temperature heat-conducting fluid pump discharge 15B, the controlled solar thermal collector heat-conducting fluid that is communicated in exports 11B.
Heat-conducting fluid circulating pump 16 has: heat-conducting fluid pump entry 16A, heat-conducting fluid circulating-pump outlet 16B, is controlledly communicated in solar thermal collector heat-conducting fluid entrance 11A and is controlledly communicated in low temperature heat-conducting fluid reservoir inlet port 13A.
Multistage boiling device 17 is connected in parallel with regenerator 201.Boiling device 17 at different levels has: boiling device rich solution entrance 17A1, is communicated in regenerator 201; Boiling device heat-conducting fluid entrance 17A2, is controlledly communicated in solar thermal collector heat-conducting fluid outlet 11B and is controlledly communicated in high-temperature heat-conductive Fluid pump outlet 14B; Boiling device rich solution outlet 17B1, is communicated in regenerator 201; And boiling device heat-conducting fluid outlet 17B2, be controlledly communicated in heat-conducting fluid pump entry 16A.
Wherein, solar heating system 1 adopt in the daytime work pattern time:
Solar thermal collector 11 works, low temperature heat-conducting fluid pump intake 15A is communicated in low temperature heat-conducting fluid reservoir outlet 13B, low temperature heat-conducting fluid pump discharge 15B is communicated in solar thermal collector heat-conducting fluid entrance 11A, high-temperature heat-conductive fluid reservoir entrance 12A is communicated in solar thermal collector heat-conducting fluid outlet 11B, the boiling device heat-conducting fluid entrance 17A2 of boiling device 17 at different levels is communicated in solar thermal collector heat-conducting fluid outlet 11B, the boiling device heat-conducting fluid outlet 17B2 of boiling device 17 at different levels is communicated in heat-conducting fluid pump entry 16A, heat-conducting fluid circulating-pump outlet 16B is communicated in solar thermal collector heat-conducting fluid entrance 11A, high-temperature heat-conductive Fluid pump inlet 14A is not communicated in high-temperature heat-conductive fluid reservoir outlet 12B, the boiling device heat-conducting fluid entrance 17A2 of boiling device 17 at different levels is not communicated in high-temperature heat-conductive Fluid pump outlet 14B, heat-conducting fluid circulating-pump outlet 16B is not communicated in low temperature heat-conducting fluid reservoir inlet port 13A,
Low temperature heat-conducting fluid pump 15 drives low temperature heat-conducting fluid in low temperature heat-conducting fluid storage tank 13 via low temperature heat-conducting fluid reservoir outlet 13B, low temperature heat-conducting fluid pump intake 15A, low temperature heat-conducting fluid pump 15, low temperature heat-conducting fluid pump discharge 15B, solar thermal collector heat-conducting fluid entrance 11A enters in solar thermal collector 11, in solar thermal collector 11, the solar energy absorbed with solar thermal collector 11 carries out heat exchange, the heat absorption of low temperature heat-conducting fluid becomes high-temperature heat-conductive fluid, high-temperature heat-conductive fluid is discharged via solar thermal collector heat-conducting fluid outlet 11B, a part for the high-temperature heat-conductive fluid of discharging flows in high-temperature heat-conductive fluid reservoir 12 via high-temperature heat-conductive fluid reservoir entrance 12A and stores, and the another part of the high-temperature heat-conductive fluid of discharging enters in boiling device 17 at different levels via the boiling device heat-conducting fluid entrance 17A2 of boiling device 17 at different levels, rich solution simultaneously in regenerator 201 enters in boiling device 17 at different levels via boiling device rich solution entrance 17A1 from regenerator 201, in boiling device 17 at different levels, high-temperature heat-conductive fluid and rich solution carry out heat exchange, rich solution heat absorption is warming up to desorption temperature and turns back in regenerator 201 to carry out desorb via boiling device rich solution outlet 17B1, high-temperature heat-conductive fluid heat release cooling becomes low-temperature circulating heat-conducting fluid, low-temperature circulating heat-conducting fluid is via boiling device heat-conducting fluid outlet 17B2, heat-conducting fluid pump entry 16A enters heat-conducting fluid circulating pump 16 and discharges from heat-conducting fluid circulating-pump outlet 16B, the low-temperature circulating heat-conducting fluid of discharging via heat-conducting fluid circulating-pump outlet 16B and low temperature heat-conducting fluid pump 15 enter solar thermal collector 11 together with collaborating via the low temperature heat-conducting fluid that low temperature heat-conducting fluid pump discharge 15B discharges, iterative cycles like this.
When solar thermal collection system adopts Night to work:
Solar thermal collector 11 quits work, low temperature heat-conducting fluid pump 15 quits work, low temperature heat-conducting fluid pump intake 15A is not communicated in low temperature heat-conducting fluid reservoir outlet 13B, low temperature heat-conducting fluid pump discharge 15B is not communicated in solar thermal collector heat-conducting fluid entrance 11A, high-temperature heat-conductive fluid reservoir entrance 12A is not communicated in solar thermal collector heat-conducting fluid outlet 11B, the boiling device heat-conducting fluid entrance 17A2 of boiling device 17 at different levels is not communicated in solar thermal collector heat-conducting fluid outlet 11B, the boiling device heat-conducting fluid outlet 17B2 of boiling device 17 at different levels is communicated in heat-conducting fluid pump entry 16A, heat-conducting fluid circulating-pump outlet 16B is communicated in low temperature heat-conducting fluid reservoir inlet port 13A, heat-conducting fluid circulating-pump outlet 16B is not communicated in solar thermal collector heat-conducting fluid entrance 11A, high-temperature heat-conductive Fluid pump inlet 14A is communicated in high-temperature heat-conductive fluid reservoir outlet 12B, the boiling device heat-conducting fluid entrance 17A2 of boiling device 17 at different levels is communicated in high-temperature heat-conductive Fluid pump outlet 14B,
High-temperature heat-conductive fluid pump 14 drives the high-temperature heat-conductive fluid in high-temperature heat-conductive fluid reservoir 12 to export 12B via high-temperature heat-conductive Fluid pump inlet 14A via high-temperature heat-conductive fluid reservoir from high-temperature heat-conductive fluid reservoir 12, high-temperature heat-conductive fluid pump 14, high-temperature heat-conductive Fluid pump outlet 14B, the boiling device heat-conducting fluid entrance 17A2 of boiling device 17 at different levels enters in boiling device 17 at different levels, rich solution simultaneously in regenerator 201 enters boiling device 17 at different levels from boiling device rich solution entrance 17A1, in boiling device 17 at different levels, high-temperature heat-conductive fluid and rich solution carry out heat exchange, rich solution heat absorption is warming up to desorption temperature and turns back in regenerator 201 to carry out desorb via boiling device rich solution outlet 17B1, high-temperature heat-conductive fluid heat release cooling becomes low-temperature circulating heat-conducting fluid, low-temperature circulating heat-conducting fluid is via boiling device heat-conducting fluid outlet 17B2, heat-conducting fluid pump entry 16A enters heat-conducting fluid circulating pump 16 and discharges from heat-conducting fluid circulating-pump outlet 16B, the low-temperature circulating heat-conducting fluid of discharging via heat-conducting fluid circulating-pump outlet 16B enters in low temperature heat-conducting fluid storage tank 13 via low temperature heat-conducting fluid reservoir inlet port 13A and stores as low temperature heat-conducting fluid.
According in solar heating system 1 of the present utility model, solar thermal collector 11 gathers solar energy and makes full use of solar energy, replaces Steam Heating, thus reduces energy consumption; Adopt multistage boiling device 17 and aerochemistry to absorb and the regenerator 201 of regenerative system 2 is connected in parallel simultaneously, utilize the efficient heat-collecting ability of solar energy fully to meet the desorption temperature requirement of rich solution.
In aerochemistry absorption and regenerative system 2, gas is CO
2, rich solution can be and absorbs CO
2alkanolamine solution (as absorbent), be certainly not limited thereto, aerochemistry absorb and regenerative system 2 go for any suitable gas and absorbent.
In aerochemistry absorption and regenerative system 2, the rich solution absorbing gas absorbs gas by chemical absorbing or Physical Absorption.
In one embodiment, with reference to Fig. 1, solar thermal collector 11 comprises multiple solar energy heating parts 111 of array arrangement, and the solar energy heating part 111 in each row can be and is connected in series, and the solar energy heating part 111 of all row can be in parallel.
In one embodiment, solar energy heating part 111 adopts vacuum tube.
In one embodiment, heat-conducting fluid can be conduction oil, is certainly not limited thereto, and can adopt any suitable heat-conducting fluid.
In one embodiment, with reference to Fig. 1, multistage boiling device 17 is except the one-level boiling device 17 of least significant end, and the boiling device rich solution entrance 17A1 of the boiling device 17 of other grade is communicated in the liquid re-distributor (not shown) that the position of regenerator 201 and boiling device rich solution outlet 17B1 are communicated in the corresponding regenerator 201 in position of regenerator 201.
In one embodiment, with reference to Fig. 1, controlled connection is realized by corresponding valve.Particularly, valve V1 controls solar thermal collector heat-conducting fluid outlet 11B and being communicated with between high-temperature heat-conductive fluid reservoir entrance 12A; Valve V2 controls high-temperature heat-conductive fluid reservoir outlet 12B and being communicated with between high-temperature heat-conductive Fluid pump inlet 14A; Valve V3 controls heat-conducting fluid circulating-pump outlet 16B and being communicated with between low temperature heat-conducting fluid reservoir inlet port 13A; Valve V4 controls low temperature heat-conducting fluid reservoir outlet 13B and being communicated with between low temperature heat-conducting fluid pump intake 15A; Valve V5 controls solar thermal collector heat-conducting fluid outlet 11B and being communicated with between high-temperature heat-conductive fluid reservoir entrance 12A; Valve V6 controls heat-conducting fluid circulating-pump outlet 16B and being communicated with between solar thermal collector heat-conducting fluid entrance 11A; Valve V7 controls being communicated with between high-temperature heat-conductive Fluid pump outlet 14B and the boiling device heat-conducting fluid entrance 17A2 of boiling device 17 at different levels; Valve V8 controls the boiling device heat-conducting fluid outlet 17B2 of boiling device 17 at different levels and being communicated with between heat-conducting fluid pump entry 16A; Valve V9 controls solar thermal collector heat-conducting fluid outlet 11B and exports being communicated with between 18B1 with heat exchanger rich solution; Valve V10 controls preheating heat exchanger heat-conducting fluid entrance 18A2 and being communicated with between heat-conducting fluid pump entry 16A.
In one embodiment, with reference to Fig. 1, solar heating system 1 also can comprise preheating heat exchanger 18.Preheating heat exchanger 18 has: preheating heat exchanger rich solution entrance 18A1, is communicated in the absorption tower 202 of aerochemistry absorption and regenerative system 2; Preheating heat exchanger heat-conducting fluid entrance 18A2, the controlled solar thermal collector heat-conducting fluid that is communicated in exports 11B; Heat exchanger rich solution outlet 18B1, is communicated in the top of regenerator 201; And heat exchanger heat-conducting fluid outlet 18B2, be controlledly communicated in heat-conducting fluid pump entry 16A.Wherein, rich solution from absorption tower 202 enters preheating heat exchanger 18 via preheating heat exchanger rich solution entrance 18A1, high-temperature heat-conductive fluid in solar thermal collector 11 enters preheating heat exchanger 18 via solar thermal collector heat-conducting fluid outlet 11B and preheating heat exchanger heat-conducting fluid entrance 18A2, in preheating heat exchanger 18, high-temperature heat-conductive fluid and rich solution carry out heat exchange, the heat release of high-temperature heat-conductive fluid is lowered the temperature and becomes cooling heat-conducting fluid, and rich solution heat absorption heats up, the rich solution heated up enters in regenerator 201 via preheating heat exchanger rich solution outlet 18B1 discharge preheating heat exchanger 18 and via the top of regenerator 201 and carries out desorb, cooling heat-conducting fluid is discharged via preheating heat exchanger heat-conducting fluid outlet 18B2 and enters in heat-conducting fluid circulating pump 16 via heat-conducting fluid pump entry 16A, to participate in work pattern in the daytime and the Night work of solar heating system 1.
Finally, what here remark additionally is, with reference to Fig. 1, aerochemistry absorbs and regenerative system 2 also can comprise scrubbing tower 203, sedimentation basin 204, washing pump 205, absorbing liquid storage tank 206, fluid infusion pump 207, first separator 208, rich solution pump 209, poor rich liquid heat exchanger 210, lean pump 211, lean solution cooler 212, gas cooler 213 and the second separator 214, and the controlled connection between them is also realized by corresponding valve, the effect of these parts and to be operating as be known, therefore omit their explanation.
Claims (9)
1. a solar heating system (1), be communicated with the regenerator (201) of aerochemistry absorption and regenerative system (2), rich solution for the absorption gas to regenerator (201) heats, it is characterized in that, solar heating system (1) comprising:
Solar thermal collector (11), gathers solar energy, has:
Solar thermal collector heat-conducting fluid entrance (11A); And
Solar thermal collector heat-conducting fluid outlet (11B);
High-temperature heat-conductive fluid reservoir (12), has:
High-temperature heat-conductive fluid reservoir entrance (12A), is controlledly communicated in solar thermal collector heat-conducting fluid entrance (11A); And
High-temperature heat-conductive fluid reservoir outlet (12B);
Low temperature heat-conducting fluid storage tank (13), stores low temperature heat-conducting fluid, has:
Low temperature heat-conducting fluid reservoir inlet port (13A); And
Low temperature heat-conducting fluid reservoir outlet (13B);
High-temperature heat-conductive fluid pump (14), has:
High-temperature heat-conductive Fluid pump inlet (14A), the controlled high-temperature heat-conductive fluid reservoir that is communicated in exports (12B); And
High-temperature heat-conductive Fluid pump outlet (14B);
Low temperature heat-conducting fluid pump (15), has:
Low temperature heat-conducting fluid pump intake (15A), is controlledly communicated in low temperature heat-conducting fluid reservoir outlet (13B); And
Low temperature heat-conducting fluid pump discharge (15B), the controlled solar thermal collector heat-conducting fluid that is communicated in exports (11B);
Heat-conducting fluid circulating pump (16), has:
Heat-conducting fluid pump entry (16A);
Heat-conducting fluid circulating-pump outlet (16B), is controlledly communicated in solar thermal collector heat-conducting fluid entrance (11A) and is controlledly communicated in low temperature heat-conducting fluid reservoir inlet port (13A);
Multistage boiling device (17), is connected in parallel with regenerator (201), and boiling device at different levels (17) has:
Boiling device rich solution entrance (17A1), is communicated in regenerator (201);
Boiling device heat-conducting fluid entrance (17A2), is controlledly communicated in solar thermal collector heat-conducting fluid outlet (11B) and is controlledly communicated in high-temperature heat-conductive Fluid pump outlet (14B);
Boiling device rich solution outlet (17B1), is communicated in regenerator (201); And
Boiling device heat-conducting fluid outlet (17B2), is controlledly communicated in heat-conducting fluid pump entry (16A);
Wherein,
Solar heating system (1) adopt in the daytime work pattern time:
Solar thermal collector (11) works, low temperature heat-conducting fluid pump intake (15A) is communicated in low temperature heat-conducting fluid reservoir outlet (13B), low temperature heat-conducting fluid pump discharge (15B) is communicated in solar thermal collector heat-conducting fluid entrance (11A), high-temperature heat-conductive fluid reservoir entrance (12A) is communicated in solar thermal collector heat-conducting fluid outlet (11B), the boiling device heat-conducting fluid entrance (17A2) of boiling device at different levels (17) is communicated in solar thermal collector heat-conducting fluid outlet (11B), boiling device heat-conducting fluid outlet (17B2) of boiling device at different levels (17) is communicated in heat-conducting fluid pump entry (16A), heat-conducting fluid circulating-pump outlet (16B) is communicated in solar thermal collector heat-conducting fluid entrance (11A), high-temperature heat-conductive Fluid pump inlet (14A) is not communicated in high-temperature heat-conductive fluid reservoir outlet (12B), the boiling device heat-conducting fluid entrance (17A2) of boiling device at different levels (17) is not communicated in high-temperature heat-conductive Fluid pump outlet (14B), heat-conducting fluid circulating-pump outlet (16B) is not communicated in low temperature heat-conducting fluid reservoir inlet port (13A),
Low temperature heat-conducting fluid in low temperature heat-conducting fluid pump (15) driving low temperature heat-conducting fluid storage tank (13) is via low temperature heat-conducting fluid reservoir outlet (13B), low temperature heat-conducting fluid pump intake (15A), low temperature heat-conducting fluid pump (15), low temperature heat-conducting fluid pump discharge (15B), solar thermal collector heat-conducting fluid entrance (11A) enters in solar thermal collector (11), in solar thermal collector (11), the solar energy absorbed with solar thermal collector (11) carries out heat exchange, the heat absorption of low temperature heat-conducting fluid becomes high-temperature heat-conductive fluid, high-temperature heat-conductive fluid is discharged via solar thermal collector heat-conducting fluid outlet (11B), a part for the high-temperature heat-conductive fluid of discharging flows in high-temperature heat-conductive fluid reservoir (12) via high-temperature heat-conductive fluid reservoir entrance (12A) and stores, and the another part of the high-temperature heat-conductive fluid of discharging enters in boiling device at different levels (17) via the boiling device heat-conducting fluid entrance (17A2) of boiling device at different levels (17), rich solution simultaneously in regenerator (201) enters in boiling device at different levels (17) via boiling device rich solution entrance (17A1) from regenerator (201), in boiling device at different levels (17), high-temperature heat-conductive fluid and rich solution carry out heat exchange, rich solution heat absorption is warming up to desorption temperature and turns back in regenerator (201) to carry out desorb via boiling device rich solution outlet (17B1), high-temperature heat-conductive fluid heat release cooling becomes low-temperature circulating heat-conducting fluid, low-temperature circulating heat-conducting fluid is via boiling device heat-conducting fluid outlet (17B2), heat-conducting fluid pump entry (16A) enters heat-conducting fluid circulating pump (16) and discharges from heat-conducting fluid circulating-pump outlet (16B), the low-temperature circulating heat-conducting fluid of discharging via heat-conducting fluid circulating-pump outlet (16B) and low temperature heat-conducting fluid pump (15) enter solar thermal collector (11) together with collaborating via the low temperature heat-conducting fluid that low temperature heat-conducting fluid pump discharge (15B) is discharged, iterative cycles like this,
When solar thermal collection system adopts Night to work:
Solar thermal collector (11) quits work, low temperature heat-conducting fluid pump (15) quits work, low temperature heat-conducting fluid pump intake (15A) is not communicated in low temperature heat-conducting fluid reservoir outlet (13B), low temperature heat-conducting fluid pump discharge (15B) is not communicated in solar thermal collector heat-conducting fluid entrance (11A), high-temperature heat-conductive fluid reservoir entrance (12A) is not communicated in solar thermal collector heat-conducting fluid outlet (11B), the boiling device heat-conducting fluid entrance (17A2) of boiling device at different levels (17) is not communicated in solar thermal collector heat-conducting fluid outlet (11B), boiling device heat-conducting fluid outlet (17B2) of boiling device at different levels (17) is communicated in heat-conducting fluid pump entry (16A), heat-conducting fluid circulating-pump outlet (16B) is communicated in low temperature heat-conducting fluid reservoir inlet port (13A), heat-conducting fluid circulating-pump outlet (16B) is not communicated in solar thermal collector heat-conducting fluid entrance (11A), high-temperature heat-conductive Fluid pump inlet (14A) is communicated in high-temperature heat-conductive fluid reservoir outlet (12B), the boiling device heat-conducting fluid entrance (17A2) of boiling device at different levels (17) is communicated in high-temperature heat-conductive Fluid pump outlet (14B),
High-temperature heat-conductive fluid pump (14) drives the high-temperature heat-conductive fluid in high-temperature heat-conductive fluid reservoir (12) to export (12B) via high-temperature heat-conductive Fluid pump inlet (14A) via high-temperature heat-conductive fluid reservoir from high-temperature heat-conductive fluid reservoir (12), high-temperature heat-conductive fluid pump (14), high-temperature heat-conductive Fluid pump outlet (14B), the boiling device heat-conducting fluid entrance (17A2) of boiling device at different levels (17) enters in boiling device at different levels (17), rich solution simultaneously in regenerator (201) enters boiling device at different levels (17) from boiling device rich solution entrance (17A1), in boiling device at different levels (17), high-temperature heat-conductive fluid and rich solution carry out heat exchange, rich solution heat absorption is warming up to desorption temperature and turns back in regenerator (201) to carry out desorb via boiling device rich solution outlet (17B1), high-temperature heat-conductive fluid heat release cooling becomes low-temperature circulating heat-conducting fluid, low-temperature circulating heat-conducting fluid is via boiling device heat-conducting fluid outlet (17B2), heat-conducting fluid pump entry (16A) enters heat-conducting fluid circulating pump (16) and discharges from heat-conducting fluid circulating-pump outlet (16B), the low-temperature circulating heat-conducting fluid of discharging via heat-conducting fluid circulating-pump outlet (16B) enters in low temperature heat-conducting fluid storage tank (13) via low temperature heat-conducting fluid reservoir inlet port (13A) and stores as low temperature heat-conducting fluid.
2. solar heating system according to claim 1 (1), is characterized in that, gas is CO
2, rich solution is for absorbing CO
2alkanolamine solution.
3. solar heating system according to claim 1 (1), is characterized in that, the rich solution absorbing gas absorbs gas by chemical absorbing or Physical Absorption.
4. solar heating system according to claim 1 (1), it is characterized in that, solar thermal collector (11) comprises multiple solar energy heating parts (111) of array arrangement, solar energy heating part (111) in each row is for being connected in series, and the solar energy heating part (111) of all row is in parallel.
5. solar heating system according to claim 1 (1), is characterized in that, solar energy heating part (111) adopts vacuum tube.
6. solar heating system according to claim 1 (1), is characterized in that, heat-conducting fluid is conduction oil.
7. solar heating system according to claim 1 (1), it is characterized in that, multistage boiling device (17) is except the one-level boiling device (17) of least significant end, and the boiling device rich solution entrance (17A1) of the boiling device (17) of other grade is communicated in the liquid re-distributor that the position of regenerator (201) and boiling device rich solution outlet (17B1) are communicated in the corresponding regenerator (201) in position of regenerator (201).
8. solar heating system according to claim 1 (1), is characterized in that, controlled connection is realized by corresponding valve.
9. solar heating system according to claim 1 (1), is characterized in that, solar heating system (1) also comprises:
Preheating heat exchanger (18), has:
Preheating heat exchanger rich solution entrance (18A1), is communicated in the absorption tower (202) of aerochemistry absorption and regenerative system (2);
Preheating heat exchanger heat-conducting fluid entrance (18A2), the controlled solar thermal collector heat-conducting fluid that is communicated in exports (11B);
Preheating heat exchanger rich solution outlet (18B1), is communicated in the top of regenerator (201); And
Preheating heat exchanger heat-conducting fluid outlet (18B2), is controlledly communicated in heat-conducting fluid pump entry (16A);
Wherein, rich solution from absorption tower (202) enters preheating heat exchanger (18) via preheating heat exchanger rich solution entrance (18A1), high-temperature heat-conductive fluid in solar thermal collector (11) enters preheating heat exchanger (18) via solar thermal collector heat-conducting fluid outlet (11B) and preheating heat exchanger heat-conducting fluid entrance (18A2), in preheating heat exchanger (18), high-temperature heat-conductive fluid and rich solution carry out heat exchange, the heat release of high-temperature heat-conductive fluid is lowered the temperature and becomes cooling heat-conducting fluid, and rich solution heat absorption heats up, the rich solution heated up is discharged preheating heat exchanger (18) via preheating heat exchanger rich solution outlet (18B1) and is entered in regenerator (201) via the top of regenerator (201) and carries out desorb, cooling heat-conducting fluid is discharged via preheating heat exchanger heat-conducting fluid outlet (18B2) and is entered in heat-conducting fluid circulating pump (16) via heat-conducting fluid pump entry (16A), to participate in work pattern in the daytime and the Night work of solar heating system (1).
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|---|---|---|---|
| CN201520649878.8U CN205032082U (en) | 2015-08-26 | 2015-08-26 | Solar energy heating system |
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| CN201520649878.8U CN205032082U (en) | 2015-08-26 | 2015-08-26 | Solar energy heating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105169944A (en) * | 2015-08-26 | 2015-12-23 | 中石化节能环保工程科技有限公司 | Solar heating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105169944A (en) * | 2015-08-26 | 2015-12-23 | 中石化节能环保工程科技有限公司 | Solar heating system |
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Address after: No.38-2, Tangxun Hubei Road, Donghu New Technology Development Zone, Wuhan, Hubei 430223 Patentee after: SINOPEC PETROLEUM ENGINEERING JIANGHAN Corp. Address before: 257026 No. 49, Ji'nan Road, Dongying, Shandong Patentee before: SINOPEC ENERGY CONSERVATION AND ENVIRONMENTAL PROTECTION ENGINEERING TECHNOLOGY Co.,Ltd. |
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