CN208504787U - Eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units - Google Patents
Eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units Download PDFInfo
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- CN208504787U CN208504787U CN201820490350.4U CN201820490350U CN208504787U CN 208504787 U CN208504787 U CN 208504787U CN 201820490350 U CN201820490350 U CN 201820490350U CN 208504787 U CN208504787 U CN 208504787U
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- heat exchanger
- flue gas
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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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]
- Y02B30/62—Absorption based systems
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
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Abstract
The utility model relates to a kind of eliminating white smoke high effective flue gas type lithium bromide absorption colds, Hot water units, it is characterized by: flue gas heat-exchange unit (18) are first arranged on flue gas high pressure generator (1) smoke exhaust pipe in the unit, but be additionally arranged smoke solution heat exchanger (27) and into smoke solution heat exchanger weak solution pipeline (28), go out the weak solution pipeline (29) of smoke solution heat exchanger.When cooling condition is run, weak solution enters smoke solution heat exchanger Mist heat recovering, and flue gas release thermal temperature discharges after reducing.When heating operating condition is run, the cryogenic coolant water in flash vessel enters flue gas heat-exchange unit Mist heat recovering, and weak solution enters smoke solution heat exchanger heating room temperature flue gas, and the smoke absorption thermal temperature after relative humidity reduction discharges after increasing.The utility model chimney can be used conventional material without particular/special requirement, white cigarette can be effectively eliminated while recovered flue gas heat, promote whole system comprehensive utilization of energy rate.
Description
Technical field
The utility model relates to a kind of flue gas type lithium bromide absorption colds, Hot water units.Belong to air conditioner technical field.
Background technique
Flue gas type lithium bromide absorption cold, Hot water units be within the external device (ED)s discharge such as fuel engine power generation unit high temperature cigarette
Gas is as driving heat source, and water is refrigerant, lithium bromide water solution is absorbent, alternately or simultaneously produces sky under vacuum conditions
The equipment of controlled atmosphere section or technique cold water, hot water.Common flue gas type lithium bromide absorption cold, Hot water units are as shown in Figure 1, by cigarette
Gas high pressure generator 1, low pressure generator 9, condenser 8, evaporator 5, absorber 4, cryogenic fluid heat exchanger 3, pyrosol
Heat exchanger 2, heating concentrated solution switching valve 10, heating refrigerant vapour switching valve 11, solution pump 6, cryogenic fluid pump 7, valve and control
The pipeline of system (not shown) and connecting components is constituted.When unit cooling condition is run, exhaust gas temperature is on 170 DEG C of left sides
It is right；For unit when heating operating condition is run, if heating water outlet temperature is at 60 DEG C, flue gas high pressure generator exhaust gas temperature is 145
DEG C or so, winter outdoor temperature is low, and chimney just emits white cigarette, not only waste of energy, but also pollution environment.
There are also a kind of flue gas type lithium bromide absorption cold of heating room temperature smoke evacuation, Hot water units as shown in Fig. 2, it is general
On the basis of logical flue gas type lithium bromide absorption cold, Hot water units such as Fig. 1, flue gas heat-exchange unit 18, flash vessel 19, heating suction are increased
Receive device 20, heating heat exchanger 21, heating cryogenic fluid pump 22 and switch valve and the pipeline of connecting components etc..Unit cooling condition
When operation, exhaust gas temperature is identical as common unit still at 170 DEG C or so；Unit is when heating operating condition is run, such as heating water outlet
For temperature at 60 DEG C, exhaust gas temperature can be down to room temperature at 35 DEG C hereinafter, whole system comprehensive utilization of energy rate can be improved.But
Winter outdoor temperature is low, and room temperature exhaust gas temperature is lower than the dew-point temperature of flue gas, and lime set precipitation, conventional carbon steel are still had in chimney
Chimney can be corroded by lime set, this just gives chimney material to propose special requirement, and chimney need to be made of corrosion resistant material, investment
Increased costs.How to find a kind of chimney can be used conventional material without particular/special requirement, white cigarette can be effectively eliminated while recycling
Flue gas heat, the flue gas type lithium bromide absorption cold for improving whole system comprehensive utilization of energy rate, Hot water units become to be ground at present
One of important topic studied carefully.
Utility model content
Conventional material can be used purpose of the utility model is to overcome the above-mentioned shortcomings and provide a kind of chimney to want without special
Recovered flue gas heat while asking, white cigarette can be effectively eliminated, the eliminating white smoke high-efficiency tobacco for improving whole system comprehensive utilization of energy rate
Gas type lithium bromide absorption cold, Hot water units.
Purpose of the utility model is realized as follows: a kind of eliminating white smoke high effective flue gas type lithium bromide absorption cold, hot water
Unit, including flue gas high pressure generator, low pressure generator, condenser, evaporator, absorber, cryogenic fluid heat exchanger, high temperature
Solution heat exchanger, solution pump, cryogenic fluid pump, flue gas heat-exchange unit, flash vessel, heating absorber, heating heat exchanger, heating cryogen
Pump, flue gas heat-exchange unit is first arranged on flue gas high pressure generator smoke exhaust pipe in the unit, but be additionally arranged smoke solution heat exchanger and
Into smoke solution heat exchanger weak solution pipeline, go out smoke solution heat exchanger weak solution pipeline.It is come out from flue gas high pressure generator
Flue gas is introduced into flue gas heat-exchange unit, discharges after entering back into smoke solution heat exchanger.
And newly increase smoke solution heat exchanger weak solution pipeline has into smoke solution heat exchanger weak solution pipeline and out
Three kinds of connection types are able to achieve purpose:
The first separates part weak solution from solution pump outlet and enters smoke solution heat exchanger, this part weak solution comes out
Enter flue gas high pressure generator afterwards.
Second, part weak solution is separated from cryogenic fluid heat exchanger outlet and enters smoke solution heat exchanger, this part
Weak solution enters flue gas high pressure generator after coming out.
The third, the weak solution come out from cryogenic fluid heat exchanger fully enters smoke solution heat exchanger, and weak solution goes out
High-temperature solution heat exchanger is fully entered after coming, enters back into flue gas high pressure generator.
The evaporator and absorber of the unit are single hop, two sections or multistage.
The cooling water of the unit is parallel-connection flow or serial flow.
The beneficial effects of the utility model are:
The utility model is by above-mentioned unit and process, when cooling condition is run, by smoke solution heat exchanger with being lower than
The weak solution Mist heat recovering of flue-gas temperature improves unit refrigeration performance；When heating operating condition is run, used by flue gas heat-exchange unit
Own system generates the flue gas heat exchange come out far below the cryogenic coolant water and flue gas high pressure generator of flue gas saturation temperature, recycling
The latent heat of sensible heat and part water vapour in flue gas after generating effect on moisture extraction while recovered flue gas heat, then passes through flue gas
Solution heat exchanger uses the weak solution higher than flue-gas temperature to flue gas, and the flue gas relative humidity discharged in this way reduces and temperature is high
In flue gas dew point temperature, unit thoroughly eliminates chimney while improving heating performance and emits white cigarette phenomenon, reduces the same of thermal pollution
When protect environment, be precipitated since flue gas does not have lime set in chimney, conventional material can be used without special in the material of chimney
It is required that.Water vapour accounting is bigger in driving heat source flue gas, and the heat of condensation of recycling is more, and whole system comprehensive utilization of energy rate is just
It is higher.The utility model unit operation is simple.
Detailed description of the invention
Fig. 1 is previous flue gas type lithium bromide absorption cold, Hot water units heat supply flow diagram.
Fig. 2 is prior art heating room temperature smoke evacuation flue gas type lithium bromide absorption cold, Hot water units heat supply flow diagram.
Fig. 3 is the utility model eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units heating flow diagram
(first way).
Fig. 4 is the utility model eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units heating flow diagram
(second way).
Fig. 5 is the utility model eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units heating flow diagram
(the third mode).
Appended drawing reference:
Flue gas high pressure generator 1
High-temperature solution heat exchanger 2
Cryogenic fluid heat exchanger 3
Absorber 4
Evaporator 5
Solution pump 6
Cryogenic fluid pump 7
Condenser 8
Low pressure generator 9
Heating concentrated solution switching valve 10
Heating refrigerant vapour switching valve 11
Solution pump discharge pipe 12
Absorber cylinder body bottom 13
Evaporator liquid capsule 14
Hot water or cold water's inlet tube 15
Hot water or cold water's outlet 16
Flue gas heat-exchange unit 18
Flash vessel 19
Heating absorber 20
Heating heat exchanger 21
Heating cryogenic fluid pump 22
Heating weak solution switching valve 23
Cryogenic coolant water supplements pipeline 24
Heating hot water switching valve 25
Flash vessel liquid capsule 26
Smoke solution heat exchanger 27
Into smoke solution heat exchanger weak solution pipeline 28
Smoke solution heat exchanger weak solution pipeline 29 out.
Specific embodiment
The eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units of the utility model are in such as Fig. 2 heating room temperature
Discharge fume flue gas type lithium bromide absorption cold, on the basis of Hot water units, be additionally arranged smoke solution heat exchanger 27 and into smoke solution
Heat exchanger weak solution pipeline 28 goes out smoke solution heat exchanger weak solution pipeline 29, and the smoke solution heat exchanger 27 added is arranged in
On 18 smoke exhaust pipe of flue gas heat-exchange unit, the flue gas come out from flue gas high pressure generator 1 is introduced into flue gas heat-exchange unit 18, enters back into cigarette
It is discharged after gasoloid heat exchanger 27；And into the smoke solution heat exchanger weak solution pipeline 28 and out smoke solution newly increased exchanges heat
Device weak solution pipeline 29 is able to achieve purpose there are three types of connection type:
The first such as Fig. 3, newly increase into the setting of smoke solution heat exchanger weak solution pipeline 28 in the outlet of solution pump 6 and cigarette
Between gasoloid heat exchanger 27, the setting of smoke solution heat exchanger weak solution pipeline 29 is high in smoke solution heat exchanger 27 and flue gas out
It presses between generator 1, separates part weak solution from the outlet of solution pump 6 and enter smoke solution heat exchanger 27, this part weak solution goes out
Enter flue gas high pressure generator 1 after coming；
Second of such as Fig. 4, what is newly increased is arranged into smoke solution heat exchanger weak solution pipeline 28 in cryogenic fluid heat exchange
Between the outlet of device 3 and smoke solution heat exchanger 27, the setting of smoke solution heat exchanger weak solution pipeline 29 exchanges heat in smoke solution out
Between device 27 and flue gas high pressure generator 1, separates part weak solution from the outlet of cryogenic fluid heat exchanger 3 and enter smoke solution and change
Hot device 27, this part weak solution enter flue gas high pressure generator 1 after coming out；
Such as Fig. 5, what is newly increased is arranged into smoke solution heat exchanger weak solution pipeline 28 in cryogenic fluid heat exchange for the third
Between the outlet of device 3 and smoke solution heat exchanger 27, the setting of smoke solution heat exchanger weak solution pipeline 29 exchanges heat in smoke solution out
Between 2 import of device 27 and high-temperature solution heat exchanger, it is molten that the weak solution come out from cryogenic fluid heat exchanger 3 fully enters flue gas
Liquid heat exchanger 27, out after fully enter high-temperature solution heat exchanger 2, enter back into flue gas high pressure generator 1.
In cooling condition operation, by heating concentrated solution switching valve 10, heating refrigerant vapour switching valve 11, heating weak solution
Switching valve 23, heating hot water switching valve 25 are all closed, and heating cryogenic fluid pump 22 stops, and flash vessel 19, heating absorber 20 and are adopted
Warm heat exchanger 21 stops circulation, and previous refrigeration cycle process still operates normally, the flue gas come out from flue gas high pressure generator 1
It first passes through that 18 flue-gas temperature of flue gas heat-exchange unit is constant, enters back into smoke solution heat exchanger 27 and changed with the weak solution lower than flue-gas temperature
Heat, flue gas release thermal temperature are reduced to 100 DEG C or so discharges.Compared with flue gas type unit of the exhaust gas temperature at 170 DEG C, more times
The waste heat of 70 DEG C of temperature difference of flue gas is received, refrigeration performance greatly improves.
In the operation of heating operating condition, cryogenic fluid pump 7 and external system cooling water pump stop, and heating concentrated solution switching valve 10 and adopt
The warm opening of refrigerant vapour switching valve 11, the starting of solution pump 6, heating weak solution switching valve 23 and the opening of heating hot water switching valve 25,
Heating cryogenic fluid pump 22 starts, and previous heating circulation process still operates normally, and the flue gas come out from flue gas high pressure generator 1 is advanced
Enter the water at low temperature far below flue gas saturation temperature that flue gas heat-exchange unit 18 and own system generate to exchange heat, the sensible heat in recovered flue gas
Smoke solution heat exchanger 27 is entered back into after generating effect on moisture extraction while recovered flue gas heat with the latent heat of part water vapour
It exchanges heat with the weak solution for being higher than flue-gas temperature, room temperature flue-gas temperature is increased to 85 DEG C or so discharges, the Gas phase Smoke pair discharged at this time
Humidity reduce and temperature be higher than flue gas dew-point temperature, unit thoroughly eliminated while improving heating performance chimney emit white cigarette show
As protecting environment while reducing thermal pollution, being precipitated since flue gas does not have lime set in chimney, the material of chimney can be used
Conventional material is not necessarily to particular/special requirement.
The cryogenic coolant water far below flue gas saturation temperature that own system generates in the operation of heating operating condition is from sudden strain of a muscle
Steaming device liquid capsule 26 is that cryogenic coolant water in flash vessel liquid capsule 26 is squeezed into flue gas heat-exchange unit 18, low temperature cold by heating cryogenic fluid pump 22
Entering shwoot in lower 19 cavity of flash vessel of pressure after the heating of agent water Mist heat recovering is cryogenic coolant steam, cryogenic coolant
Steam is absorbed by the solution sprayed outside 20 heat exchanger tube of heating absorber, and solution absorbs the heat that cryogenic coolant steam is released and changed
The part low-temperature water heating that heating user comes in heat pipe is taken away, and the solution continuous absorption refrigerant vapour in heating absorber 20 makes cavity
Internal pressure power is maintained at certain value, and flash distillation absorption process constantly carries out, and just produces cryogenic coolant water.19 water as refrigerant moisturizing of flash vessel is leaned on
Pressure difference between evaporator 5 and flash vessel 19 enters flash vessel liquid capsule through cryogenic coolant water supplement pipeline 24 from evaporator liquid capsule 14
26, constantly give 19 moisturizing of flash vessel.It is lower to become concentration after weak solution absorption cryogenic coolant steam in heating absorber 20
Weak solution, by height level pressure difference through heating heat exchanger 21 heating enter absorber cylinder body bottom 13 with it is dilute molten in absorber 4
Liquid mixing, then by solution pump 6 weak solution is sent to heating absorber 20 respectively and sprays, be sent to the concentration of flue gas high pressure generator 1, give
The heat exchange in the smoke solution heat exchanger 27 newly established.
Above scheme is suitable for evaporator 5, absorber 4 can be single hop (as shown in the figure), be also possible to two sections or multistage,
Cooling water can be parallel-connection flow (as shown in the figure) and be also possible to serial flow.
Claims (6)
1. a kind of eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units, including flue gas high pressure generator (1), low pressure
Generator (9), condenser (8), evaporator (5), absorber (4), cryogenic fluid heat exchanger (3), high-temperature solution heat exchanger
(2), solution pump (6), cryogenic fluid pump (7), flue gas heat-exchange unit (18), flash vessel (19), heating absorber (20), heating heat exchanger
(21) and heating cryogenic fluid pump (22), it is characterised in that: the flash vessel (19), flash vessel liquid capsule (26) and flue gas heat-exchange unit (18)
Between be provided with return line, the flue gas high pressure generator (1), high-temperature solution heat exchanger (2), cryogenic fluid heat exchanger
(3) another return line is provided between smoke solution heat exchanger (27), the unit is arranged in flue gas high pressure generator (1)
Flue gas heat-exchange unit (18) are first set on smoke pipe, and are additionally arranged smoke solution heat exchanger (27) and into smoke solution heat exchanger weak solution
Pipeline (28) goes out smoke solution heat exchanger weak solution pipeline (29)；The flue gas come out from flue gas high pressure generator (1), is introduced into
Flue gas heat-exchange unit (18) enters back into smoke solution heat exchanger (27) and discharges afterwards.
2. a kind of eliminating white smoke high effective flue gas type lithium bromide absorption cold according to claim 1, Hot water units, feature exist
In: it is described to be exported and smoke solution heat exchanger (27) into smoke solution heat exchanger weak solution pipeline (28) setting in solution pump (6)
Between, smoke solution heat exchanger weak solution pipeline (29) is arranged in smoke solution heat exchanger (27) and flue gas high pressure generator out
(1) between, from solution pump (6) outlet separate part weak solution enter smoke solution heat exchanger (27) heating or cooling, out after
It is concentrated into flue gas high pressure generator (1).
3. a kind of eliminating white smoke high effective flue gas type lithium bromide absorption cold according to claim 1, Hot water units, feature exist
In: it is described to be arranged into smoke solution heat exchanger weak solution pipeline (28) in cryogenic fluid heat exchanger (3) outlet and smoke solution
Between heat exchanger (27), smoke solution heat exchanger weak solution pipeline (29) setting is high in smoke solution heat exchanger (27) and flue gas out
It presses between generator (1), separates part weak solution from cryogenic fluid heat exchanger (3) outlet and enter smoke solution heat exchanger (27)
Heating or cooling, out after enter flue gas high pressure generator (1) be concentrated.
4. a kind of eliminating white smoke high effective flue gas type lithium bromide absorption cold according to claim 1, Hot water units, feature exist
In: it is described to be arranged into smoke solution heat exchanger weak solution pipeline (28) in cryogenic fluid heat exchanger (3) outlet and smoke solution
Between heat exchanger (27), smoke solution heat exchanger weak solution pipeline (29) setting is molten in smoke solution heat exchanger (27) and high temperature out
Between liquid heat exchanger (2) import, the weak solution come out from cryogenic fluid heat exchanger (3) fully enters smoke solution heat exchanger
(27) heat up or cool down, out after fully enter high-temperature solution heat exchanger (2) heating, enter back into flue gas high pressure generator (1)
Concentration.
5. a kind of eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units described in one of -4 according to claim 1,
Be characterized in that: the evaporator (5) and absorber (4) of the unit are single hop, two sections or multistage.
6. a kind of eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units described in one of -4 according to claim 1,
Be characterized in that: the cooling water of the unit is parallel-connection flow or serial flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820490350.4U CN208504787U (en) | 2018-04-09 | 2018-04-09 | Eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820490350.4U CN208504787U (en) | 2018-04-09 | 2018-04-09 | Eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units |
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| Publication Number | Publication Date |
|---|---|
| CN208504787U true CN208504787U (en) | 2019-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820490350.4U Active CN208504787U (en) | 2018-04-09 | 2018-04-09 | Eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units |
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| CN (1) | CN208504787U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507223A (en) * | 2018-04-09 | 2018-09-07 | 双良节能系统股份有限公司 | Eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units |
| CN110657602A (en) * | 2019-04-27 | 2020-01-07 | 哈尔滨工大金涛科技股份有限公司 | Waste water direct-feeding lithium bromide absorption heat pump unit |
-
2018
- 2018-04-09 CN CN201820490350.4U patent/CN208504787U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507223A (en) * | 2018-04-09 | 2018-09-07 | 双良节能系统股份有限公司 | Eliminating white smoke high effective flue gas type lithium bromide absorption cold, Hot water units |
| CN108507223B (en) * | 2018-04-09 | 2024-03-08 | 双良节能系统股份有限公司 | White smoke eliminating efficient smoke type lithium bromide absorption type cold and hot water unit |
| CN110657602A (en) * | 2019-04-27 | 2020-01-07 | 哈尔滨工大金涛科技股份有限公司 | Waste water direct-feeding lithium bromide absorption heat pump unit |
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