CN102997483B - Direct-burning lithium bromide absorbing cold hot water unit capable of recycling smoke waste heat - Google Patents

Direct-burning lithium bromide absorbing cold hot water unit capable of recycling smoke waste heat Download PDF

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Publication number
CN102997483B
CN102997483B CN201210576484.5A CN201210576484A CN102997483B CN 102997483 B CN102997483 B CN 102997483B CN 201210576484 A CN201210576484 A CN 201210576484A CN 102997483 B CN102997483 B CN 102997483B
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water
pipe
valve
heat exchanger
hot water
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CN102997483A (en
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王炎丽
毛洪财
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Shuangliang Eco Energy Systems Co Ltd
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Shuangliang Eco Energy Systems Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/27Relating to heating, ventilation or air conditioning [HVAC] technologies
    • Y02A30/274Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/62Absorption based systems
    • Y02B30/625Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration

Abstract

The invention relates to a direct-burning lithium bromide absorbing cold hot water unit capable of recycling smoke waste heat. A smoke condensation heat exchanger (18) is arranged at a smoke discharging outlet pipe of a direct-burning high pressure generator, an outlet refrigerant water pipeline of a refrigerant pump (22) is divided into two branches, one branch is connected with an evaporator (4) through a refrigeration refrigerant water valve (15), and the other branch is connected with the smoke condensation heat exchanger (18) through a heating refrigerant water inlet valve (14) and then connected and joined with a pipeline at the rear side of the refrigeration refrigerant water valve (15) through a heating refrigerant water outlet valve (25) or connected with the evaporator (4) alone. A solution pump outlet dilute solution pipeline is divided into two branches, one branch of dilute solution is heated through a low-temperature solution heat exchanger and a high-temperature solution heat exchanger to be connected with the direct-burning high pressure generator, and the other branch of dilute solution is connected with a smoke condensation heat exchanger through a dilute solution inlet valve to be connected and joined with a pipeline at the rear side of the high-temperature solution heat exchanger through a dilute solution outlet valve or connected with the direct-burning high pressure generator alone. The direct-burning lithium bromide absorbing cold hot water unit can fully use the smoke heat and improves efficiency.

Description

The direct-burning lithium bromide absorption cold-hot water assembing group of Mist heat recovering
Technical field
The present invention relates to a kind of direct-burning lithium bromide absorption cold-hot water assembing group.Belong to air conditioner technical field.
Background technology
At present direct-burning lithium bromide absorption cold-hot water assembing group as shown in Figure 1, is consisted of the pipeline of direct combustion high pressure generator 1, low pressure generator 2, condenser 3, evaporimeter 4, absorber 5, cryogenic fluid heat exchanger 6, high-temperature solution heat exchanger 7, solution by-passing valve 8, refrigerant vapour valve 9, solution pump 21, cryogenic fluid pump 22, valve, control system (not shown) and connecting components.Unit is when cooling condition moves, and absorber weak solution is connected and entered successively that after cryogenic fluid heat exchanger 6 and high-temperature solution heat exchanger 7 heats up, to enter direct combustion high pressure generator 1 concentrated after solution pump boosts; When for thermal condition operation, concentrated solution by-passing valve and refrigerant vapour valve are opened, cryogenic fluid pump and external system cooling water pump stop, the low-temperature water heating coming from air conditioner user enters in heat exchange pipe of evaporator, the heat of condensation of the water vapour being produced by heat exchange pipe external surface direct combustion high pressure generator heat dilute solution heats, temperature is sent to heating user after raising, the water as refrigerant that solution after direct combustion high pressure generator is concentrated enters in absorber and after condensing is mixed into weak solution, from solution pumping, toward direct combustion high pressure generator, is again circulated and heats.Also has at present a kind of direct-burning lithium bromide absorption cold-hot water assembing group as shown in Figure 2, such as Fig. 1 has increased hot-water heater 12, cooling condition circulation is identical with Fig. 1, during for thermal condition operation, refrigerant vapour valve cuts out, except direct combustion high pressure generator and hot-water heater, other all shuts down, the refrigerant vapour being gone out by direct combustion high pressure generator directly heats the hot water in heat exchanger tube, and refrigerant vapour condenses into water after emitting heat, then flows back to direct combustion high pressure generator.
Current direct-burning lithium bromide absorption cold-hot water assembing group when cooling condition direct combustion high pressure generator exhaust gas temperature 170 ℃ of left and right, when for thermal condition, direct combustion high pressure generator exhaust gas temperature is 155 ℃ of left and right, in flue gas, contain part water vapour simultaneously, water vapour saturation temperature is 57 ℃ of left and right, the sensible heat of this part flue gas and the condensation latent heat of water vapour can account for 10% of fuel combustion caloric value, directly discharge cannot utilize at present, cause the waste of a large amount of fume afterheats, produce the thermal pollution of discharge simultaneously.Due to suitable for water vapour saturation temperature in thermal condition hot water preparing temperature and flue gas, adopt common direct heat transfer technology to be difficult to reclaim this part waste heat, how fully to recycle obvious heat of smoke and condensation latent heat, improve the efficiency of direct-burning lithium bromide absorption cold-hot water assembing group under cooling condition and confession thermal condition simultaneously, the mixed economy and the social benefit that realize energy-saving and emission-reduction, become one of important topic of current research.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, a kind of direct-burning lithium bromide absorption cold-hot water assembing group that can make full use of smoke evacuation sensible heat and water vapour condensation latent heat when cooling condition and confession thermal condition is provided.
The object of the present invention is achieved like this: a kind of direct-burning lithium bromide absorption cold-hot water assembing group of Mist heat recovering, comprise direct combustion high pressure generator, low pressure generator, condenser, evaporimeter, absorber, cryogenic fluid heat exchanger, high-temperature solution heat exchanger, solution pump and cryogenic fluid pump, it is characterized in that: at direct combustion high pressure generator smoke evacuation outlet, have additional flue gas condensing heat exchanger, cryogenic fluid pump is exported to coolant pipeline and be divided into two tunnels, one tunnel is refrigeration water as refrigerant circulation pipe, refrigeration cryogen water valve is set thereon, another road is heating refrigerant cycle water inlet/outlet pipe, this heating refrigerant cycle water inlet/outlet pipe is divided into into flue gas condensing heat exchanger heating refrigerant cycle water pipe and goes out flue gas condensing heat exchanger heating refrigerant cycle water pipe, entering on flue gas condensing heat exchanger heating refrigerant cycle water pipe heating water as refrigerant inlet valve is set, going out on flue gas condensing heat exchanger heating refrigerant cycle water pipe heating water as refrigerant outlet valve is set, this pipeline that goes out flue gas condensing heat exchanger heating refrigerant cycle water pipe access refrigeration cryogen water valve rear portion converges or accesses separately evaporimeter, the first cross over pipe is established in entering between flue gas condensing heat exchanger heating refrigerant cycle water pipe after solution pump discharge pipe and heating water as refrigerant inlet valve, and on this first cross over pipe, dilute solution inlet valve is set, before going out the weak solution pipe of high-temperature solution heat exchanger and heating water as refrigerant outlet valve, go out between flue gas condensing heat exchanger heating refrigerant cycle water pipe to establish the second cross over pipe, and on this second cross over pipe, weak solution outlet valve is set, during cooling condition, cooling water flow is in absorber and condenser heat-transfer pipe, during heating operating mode, heating hot water is flowed through in absorber and condenser heat-transfer pipe.
During cooling condition, refrigeration refrigerant cycle water enters evaporimeter heat absorption evaporation through refrigeration cryogen water valve, solution pump discharge two-way weak solution is in parallel, it is concentrated that one tunnel weak solution accesses direct combustion high pressure generator after cryogenic fluid heat exchanger and high-temperature solution heat exchanger heat up, and it is concentrated that the weak solution manifold that another road weak solution accesses out high-temperature solution heat exchanger through weak solution outlet valve again after dilute solution inlet valve access flue gas condensing heat exchanger heats up closes or access separately direct combustion high pressure generator; During for thermal condition, heating refrigerant cycle water after heating water as refrigerant inlet valve enters flue gas condensing heat exchanger and heats up again the pipeline through heating water as refrigerant outlet valve access refrigeration cryogen water valve rear portion converge or enter separately the cooling of evaporimeter shwoot, it is concentrated that solution pump discharge weak solution all accesses direct combustion high pressure generator after heating up in cryogenic fluid heat exchanger and high-temperature solution heat exchanger one road; And switch by outside water system valve, while realizing cooling condition, cooling water flow is in absorber and condenser heat-transfer pipe, utilize low temperature weak solution Mist heat recovering, in heating hot water is flowed through absorber and condenser heat-transfer pipe during for thermal condition, utilize cryogenic coolant water Mist heat recovering.
The direct-burning lithium bromide absorption cold-hot water assembing group of Mist heat recovering of the present invention, the hot water line of outside water system and cold water pipeline share identical pipeline, entering the hot and cold water water inlet pipe of evaporimeter and entering between the cooling water inlet pipe of absorber and establish the 3rd cross over pipe, on the 3rd cross over pipe, hot water water intaking valve is set, going out the cooling water outlet pipe of condenser and going out between the hot and cold water outlet pipe of evaporimeter tetrad siphunculus is set, and on this tetrad siphunculus, hot water effluent's valve is set, and on the cooling water outlet pipe that goes out condenser after the second cross over pipe, cooling water outlet valve is set.
The direct-burning lithium bromide absorption cold-hot water assembing group of Mist heat recovering of the present invention, the hot water line of outside water system and cold water pipeline do not share identical pipeline, after entering the cooling water inlet pipe valve of absorber, set up a road hot water inlet pipe, and hot water water intaking valve is set on this hot water inlet pipe; Going out on the cooling water outlet pipe of condenser, to set up a road hot water outlet pipe, and hot water effluent's valve is being set on this hot water outlet pipe, and on the cooling water outlet pipe that goes out condenser after the hot water outlet pipe of Gai road, cooling water outlet valve is being set.
The invention has the beneficial effects as follows:
The present invention is by setting up flue gas condensing heat exchanger and above-mentioned brand-new flow process in direct combustion high pressure generator smoke evacuation outlet, approximately 40 ℃ of left and right of low temperature weak solution during refrigeration, can make flue gas exhaust gas temperature be reduced to below 60 ℃, reclaim a large amount of obvious heat of smoke heats and small part water vapour condensation latent heat, do not increasing under the prerequisite of fuel consumption, making unit refrigerating capacity and refrigerating efficiency improve more than 6%; 55 ℃ of left and right of heating hot water during heat supply, can make flue gas exhaust gas temperature be reduced to below 30 ℃, reclaim a large amount of obvious heat of smoke heats and most water vapour condensation latent heat, do not increasing under the prerequisite of fuel consumption, make unit heating capacity processed and heating efficiency improve more than 10%.When identical refrigerating capacity, heating load, can reduce Fuel Consumption, reduce operating cost, improve energy utilization rate, and reduced the thermal pollution of smoke evacuation to environment.
To sum up, the present invention, by the recovery to fume afterheat, can increase substantially unit efficiency, reduces fuel consumption, realizes overall economic efficiency and the social benefit of energy-saving and emission-reduction.
Accompanying drawing explanation
Fig. 1 is direct-burning lithium bromide absorption cold-hot water assembing group heating operating mode schematic diagram in the past.
Fig. 2 is the direct heating operating mode of direct-burning lithium bromide absorption cold-hot water assembing group direct combustion high pressure generator schematic diagram in the past.
Fig. 3 is the hot water line of the outside water system of direct-burning lithium bromide absorption cold-hot water assembing group and heating and the cooling condition schematic diagram of the shared identical pipeline of cold water pipeline of Mist heat recovering of the present invention.
Fig. 4 is that hot water line and the cold water pipeline of the outside water system of direct-burning lithium bromide absorption cold-hot water assembing group of Mist heat recovering of the present invention do not share heating and the cooling condition schematic diagram of identical pipeline.
Reference numeral in figure:
Direct combustion high pressure generator 1, low pressure generator 2, condenser 3, evaporimeter 4, absorber 5, cryogenic fluid heat exchanger 6, high-temperature solution heat exchanger 7, solution by-passing valve 8, refrigerant vapour valve 9, cooling water water intaking valve 10, cold valves 11, hot-water heater 12, hot water water intaking valve 13, heating water as refrigerant inlet valve 14, refrigeration cryogen water valve 15, hot water effluent's valve 16, cooling water outlet valve 17, flue gas condensing heat exchanger 18, solution pump 21, cryogenic fluid pump 22, dilute solution inlet valve 23, weak solution outlet valve 24, heating water as refrigerant outlet valve 25.
The specific embodiment
As shown in Figure 3, by direct combustion high pressure generator 1, low pressure generator 2, condenser 3, evaporimeter 4, absorber 5, cryogenic fluid heat exchanger 6, high-temperature solution heat exchanger 7, cooling water water intaking valve 10, cold valves 11, hot water water intaking valve 13, heating water as refrigerant inlet valve 14, refrigeration cryogen water valve 15, hot water effluent's valve 16, cooling water outlet valve 17, flue gas condensing heat exchanger 18, solution pump 21, cryogenic fluid pump 22, dilute solution inlet valve 23, weak solution outlet valve 24, heating water as refrigerant outlet valve 25, the pipeline of control system (not shown) and connecting components, the direct-burning lithium bromide absorption cold-hot water assembing group of a kind of Mist heat recovering that valve etc. form, it is on direct-burning lithium bromide absorption cold-hot water assembing group basis in the past, at direct combustion high pressure generator smoke evacuation outlet, set up flue gas condensing heat exchanger 18, cryogenic fluid pump 22 outlet coolant pipelines are divided into two tunnels, one tunnel is refrigeration water as refrigerant circulation pipe, refrigeration cryogen water valve 15 is set thereon, another road is heating refrigerant cycle water inlet/outlet pipe, this heating refrigerant cycle water inlet/outlet pipe is divided into into flue gas condensing heat exchanger heating refrigerant cycle water pipe and goes out flue gas condensing heat exchanger heating refrigerant cycle water pipe, entering on flue gas condensing heat exchanger heating refrigerant cycle water pipe heating water as refrigerant inlet valve 14 is set, going out on flue gas condensing heat exchanger heating refrigerant cycle water pipe heating water as refrigerant outlet valve 25 is set, this pipeline that goes out the accessible refrigeration of flue gas condensing heat exchanger heating refrigerant cycle water pipe cryogen water valve 15 rear portions converges or accesses separately evaporimeter 4, the first cross over pipe is established in entering between flue gas condensing heat exchanger heating refrigerant cycle water pipe after solution pump discharge pipe and heating water as refrigerant inlet valve 14, and on this first cross over pipe, dilute solution inlet valve 23 is set, before going out the weak solution pipe of high-temperature solution heat exchanger and heating water as refrigerant outlet valve 25, go out between flue gas condensing heat exchanger heating refrigerant cycle water pipe to establish the second cross over pipe, and on this second cross over pipe, weak solution outlet valve 24 is set.During cooling condition, refrigeration refrigerant cycle water enters evaporimeter 4 heat absorption evaporations through refrigeration cryogen water valve 15, the two-way weak solution of solution pump 21 outlets is in parallel, it is concentrated that one tunnel weak solution accesses direct combustion high pressure generator 1 after cryogenic fluid heat exchanger 6 and high-temperature solution heat exchanger 7 heats up, and it is concentrated that the weak solution manifold that another road weak solution accesses out high-temperature solution heat exchanger through weak solution outlet valve 24 again after dilute solution inlet valve 23 access flue gas condensing heat exchangers 18 heat up closes or access separately direct combustion high pressure generator 1; During for thermal condition, heating refrigerant cycle water after heating water as refrigerant inlet valve 14 enters flue gas condensing heat exchanger 18 and heats up again the pipeline through heating water as refrigerant outlet valve 25 access refrigeration cryogen water valve 15 rear portions converge or enter separately evaporimeter 4 shwoots, it is concentrated that solution pump 21 outlet weak solutions all access direct combustion high pressure generator 1 after heating up in cryogenic fluid heat exchanger 6 and high-temperature solution heat exchanger 7 one roads; The hot water line of outside water system and cold water pipeline share identical pipeline, entering cold (heat) the water water inlet pipe of evaporimeter 4 and entering between the cooling water inlet pipe of absorber 5 and establish the 3rd cross over pipe, on the 3rd cross over pipe, hot water water intaking valve 13 is set, going out the cooling water outlet pipe of condenser 3 and going out between cold (heat) water outlet pipe of evaporimeter 4 tetrad siphunculus is set, and on this tetrad siphunculus, hot water effluent's valve 16 is set, on the cooling water outlet pipe that goes out condenser 3 after the second cross over pipe, cooling water outlet valve 17 is set.
When cooling condition moves, close heating water as refrigerant inlet valve 14, heating water as refrigerant outlet valve 25, hot water water intaking valve 13 and hot water effluent's valve 16, open refrigeration cryogen water valve 15, dilute solution inlet valve 23, weak solution outlet valve 24, cold valves 11, cooling water water intaking valve 10 and cooling water outlet valve 17, in evaporimeter 4 heat-transfer pipes, pass into cold water, in absorber 5 and condenser 3 heat-transfer pipes, pass into cooling water, flue gas condensing heat exchanger 18 is not enabled, refrigeration refrigerant cycle water enters evaporimeter 4 heat absorption evaporations through refrigeration cryogen water valve 15, the two-way weak solution of solution pump 21 outlets is in parallel, it is concentrated that one tunnel weak solution accesses direct combustion high pressure generator 1 after cryogenic fluid heat exchanger 6 and high-temperature solution heat exchanger 7 intensifications, it is concentrated that the weak solution manifold that another road weak solution accesses out high-temperature solution heat exchanger through weak solution outlet valve 24 again after dilute solution inlet valve 23 access flue gas condensing heat exchangers 18 heat up closes or access separately direct combustion high pressure generator 1, other move by cooling flow in the past.By above-mentioned brand-new weak solution parallel-connection flow, the low-temperature flue gas of realizing the discharge of direct combustion high pressure generator transfers heat to the weak solution of low temperature by flue gas condensing heat exchanger, fully recycle sensible heat and the condensation latent heat of low-temperature smoke extraction.
When heating operating mode is moved, open heating water as refrigerant inlet valve 14, heating water as refrigerant outlet valve 25, hot water water intaking valve 13 and hot water effluent's valve 16, close refrigeration cryogen water valve 15, dilute solution inlet valve 23, weak solution outlet valve 24, cold valves 11, cooling water water intaking valve 10 and cooling water outlet valve 17, heat supply hot water enters absorber 5 and condenser 3 through 13 series connection of superheated water water intaking valve, enable flue gas condensing heat exchanger 18, unit is still pressed dual-effect refrigeration process flow operation, it is concentrated that solution pump 21 outlet weak solutions all access direct combustion high pressure generator 1 after cryogenic fluid heat exchanger 6 and high-temperature solution heat exchanger 7 one tunnels intensifications, after sensible heat and condensation latent heat intensification that cryogenic coolant water enters flue gas condensing heat exchanger 18 recovered flue gas through heating water as refrigerant inlet valve 14, enter evaporimeter 4 shwoot coolings, the refrigerant vapour producing enters absorber 5 and is absorbed by concentrated solution, bromize lithium concentrated solution is emitted the heat of condensation of refrigerant vapour when absorbing refrigerant vapour, heat supply hot water in heating absorption device 4 heat-transfer pipes.After the water as refrigerant cooling that does not have to evaporate, by cryogenic fluid pump 22, promote and enter again flue gas condensing heat exchanger 18 through heating cryogen water valve 14, form closed cycle, continue sensible heat and the condensation latent heat of recovery low-temperature flue gas.The hot water that flows out absorber 5 after heating up enters in condenser 3 heat-transfer pipes, absorbs the heat of condensation that direct combustion high pressure generator 1 cryogen condensate water shwoot and low pressure generator 2 produce secondary refrigerant vapour, is sent to heating user after intensification.The water as refrigerant that condenser 3 condenses enters evaporimeter 4, and according to the difference of fume afterheat ratio, part water as refrigerant enters in absorber 5 bottom solution through evaporimeter 4 water pond overflows, realizes heating demand and reclaims the autobalance that low temperature exhaust heat is loaded.By above-mentioned brand-new craft flow, the low-temperature flue gas of realizing the discharge of direct combustion high pressure generator transfers heat to the water as refrigerant of low temperature by flue gas condensing heat exchanger, the heat of water as refrigerant has passed to hot water by the absorption process of solution again, fully recycles sensible heat and the condensation latent heat of low-temperature smoke extraction.
Hot water line and the cold water pipeline of the outside water system of direct-burning lithium bromide absorption cold-hot water assembing group that as shown in Figure 4, Fig. 4 is Mist heat recovering of the present invention do not share heating and the cooling condition schematic diagram of identical pipeline.It is on the basis of Fig. 3, cancel third and fourth cross over pipe between cooling water pipe and cold (heat) water pipe, the hot water line of outside water system and cold water pipeline do not share identical pipeline, after entering the cooling water inlet pipe valve of absorber 5, set up a road hot water inlet pipe, and hot water water intaking valve 13 is set on this hot water inlet pipe; Going out on the cooling water outlet pipe of condenser, to set up a road hot water outlet pipe, and hot water effluent's valve 16 is being set on this hot water outlet pipe, going out cooling water outlet valve 17 is set on the cooling water outlet pipe of condenser.During cooling condition, close heating water as refrigerant inlet valve 14, heating water as refrigerant outlet valve 25, hot water water intaking valve 13 and hot water effluent's valve 16, open refrigeration cryogen water valve 15, dilute solution inlet valve 23, weak solution outlet valve 24, cold valves 11, cooling water water intaking valve 10 and cooling water outlet valve 17, in evaporimeter 4 heat-transfer pipes, pass into cold water, in absorber 5 and condenser 3 heat-transfer pipes, pass into cooling water; During the operation of heating operating mode, open heating water as refrigerant inlet valve 14, heating water as refrigerant outlet valve 25, hot water water intaking valve 13 and hot water effluent's valve 16, close refrigeration cryogen water valve 15, dilute solution inlet valve 23, weak solution outlet valve 24, cold valves 11, cooling water water intaking valve 10 and cooling water outlet valve 17, heating hot water enters in absorber 5 and condenser heat-transfer pipe through 13 series connection of superheated water water intaking valve.
Above scheme is applicable to evaporimeter-absorber and can is single hop (shown in figure), also can is two sections or multistage.

Claims (4)

1. the direct-burning lithium bromide absorption cold-hot water assembing group of a Mist heat recovering, comprise direct combustion high pressure generator (1), low pressure generator (2), condenser (3), evaporimeter (4), absorber (5), cryogenic fluid heat exchanger (6), high-temperature solution heat exchanger (7), solution pump (21) and cryogenic fluid pump (22), it is characterized in that: at direct combustion high pressure generator smoke evacuation outlet, have additional flue gas condensing heat exchanger (18), cryogenic fluid pump (22) outlet coolant pipeline is divided into two tunnels, one tunnel is refrigeration water as refrigerant circulation pipe, refrigeration cryogen water valve (15) is set thereon, another road is heating refrigerant cycle water inlet/outlet pipe, this heating refrigerant cycle water inlet/outlet pipe is divided into into flue gas condensing heat exchanger heating refrigerant cycle water pipe and goes out flue gas condensing heat exchanger heating refrigerant cycle water pipe, entering on flue gas condensing heat exchanger heating refrigerant cycle water pipe heating water as refrigerant inlet valve (14) is set, going out on flue gas condensing heat exchanger heating refrigerant cycle water pipe heating water as refrigerant outlet valve (25) is set, this pipeline that goes out flue gas condensing heat exchanger heating refrigerant cycle water pipe access refrigeration cryogen water valve (15) rear portion converges or accesses separately evaporimeter (4), the first cross over pipe is established in entering between flue gas condensing heat exchanger heating refrigerant cycle water pipe after solution pump discharge pipe and heating water as refrigerant inlet valve (14), and dilute solution inlet valve (23) is set on this first cross over pipe, in the weak solution pipe and front the going out between flue gas condensing heat exchanger heating refrigerant cycle water pipe of heating water as refrigerant outlet valve (25) that go out high-temperature solution heat exchanger, establish the second cross over pipe, and weak solution outlet valve (24) is set on this second cross over pipe, during cooling condition, cooling water flow is in absorber (5) and condenser (3) heat-transfer pipe, utilize low temperature weak solution Mist heat recovering, during heating operating mode, heating hot water is flowed through in absorber (5) and condenser (3) heat-transfer pipe, utilize cryogenic coolant water Mist heat recovering.
2. the direct-burning lithium bromide absorption cold-hot water assembing group of a kind of Mist heat recovering according to claim 1, it is characterized in that: the hot water line of outside water system and cold water pipeline share identical pipeline, entering the hot and cold water water inlet pipe of evaporimeter (4) and entering between the cooling water inlet pipe of absorber (5) and establish the 3rd cross over pipe, hot water water intaking valve (13) is set on the 3rd cross over pipe, going out the cooling water outlet pipe of condenser (3) and going out between the hot and cold water outlet pipe of evaporimeter (4) tetrad siphunculus is set, and hot water effluent's valve (16) is set on this tetrad siphunculus, and cooling water outlet valve (17) is set on the cooling water outlet pipe that goes out condenser (3) after tetrad siphunculus.
3. the direct-burning lithium bromide absorption cold-hot water assembing group of a kind of Mist heat recovering according to claim 1, it is characterized in that: the hot water line of outside water system and cold water pipeline do not share identical pipeline, after the cooling water inlet pipe valve that enters absorber (5), set up a road hot water inlet pipe, and hot water water intaking valve (13) is set on this hot water inlet pipe; Going out on the cooling water outlet pipe of condenser, to set up a road hot water outlet pipe, and hot water effluent's valve (16) is being set on this hot water outlet pipe, and on the cooling water outlet pipe that goes out condenser after the hot water outlet pipe of Gai road, cooling water outlet valve (17) is being set.
4. according to the direct-burning lithium bromide absorption cold-hot water assembing group of a kind of Mist heat recovering described in claim 1,2 or 3, it is characterized in that: described evaporimeter (4) and absorber (5) are single hop, two sections or multistage.
CN201210576484.5A 2012-12-27 2012-12-27 Direct-burning lithium bromide absorbing cold hot water unit capable of recycling smoke waste heat Active CN102997483B (en)

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CN103542593A (en) * 2013-09-28 2014-01-29 昆山市周市溴化锂溶液厂 Smoke heat recycling type lithium bromide absorption cold-hot water unit
CN103542592A (en) * 2013-09-28 2014-01-29 昆山市周市溴化锂溶液厂 Direct combustion type lithium bromide absorption cold and hot water unit with heat recycling function
CN103670791B (en) * 2013-12-18 2015-06-17 上海交通大学 Combined cooling, heating and power supply system based on gradient utilization and deep recovery of waste heat
CN104457012B (en) * 2014-12-03 2016-08-31 中国电子科技集团公司第三十八研究所 A kind of absorption type refrigerating unit of recyclable steam sensible heat

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