CN105466069A - Heating-efficient energy saving direct combustion type lithium bromide absorption water cooling and heating unit system - Google Patents
Heating-efficient energy saving direct combustion type lithium bromide absorption water cooling and heating unit system Download PDFInfo
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- CN105466069A CN105466069A CN201510985458.1A CN201510985458A CN105466069A CN 105466069 A CN105466069 A CN 105466069A CN 201510985458 A CN201510985458 A CN 201510985458A CN 105466069 A CN105466069 A CN 105466069A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
- F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
- F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B27/00—Machines, plants or systems, using particular sources of energy
- F25B27/02—Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
- F25B29/006—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the sorption type system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2315/00—Sorption refrigeration cycles or details thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/05—Cost reduction
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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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Sorption Type Refrigeration Machines (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
Abstract
The invention relates to a heating-efficient energy saving direct combustion type lithium bromide absorption water cooling and heating unit system. The system comprises 2, 3, 4, ... N direct combustion type lithium bromide absorption water cooling and heating units, and is additionally provided with a device; the device comprises a smoke heat exchanger (17), a heating evaporator (26), a heating absorber (19), a heating solution heat exchanger (20), a heating refrigerant pump (21) and a circulating water pump (25); the heating evaporator (26) and the heating absorber (19) are arranged in the same cavity; a hot water pipeline is added on a cold and hot water inlet pipe (15) of the system; a solution pump outlet pipe (12) of any unit of the system is added with a dilute solution pipeline; the way of dilute solution is cooled by the heating solution heat exchanger (20) to enter the heating absorber (19) for spraying; and an evaporator liquid bag (14) of the direct combustion type lithium bromide absorption water cooling and heating unit is added with a low-temperature refrigerant water replenishment pipeline. The system effectively reduces the smoke discharge temperature, improves the heating efficiency, and is simple in operation.
Description
Technical field
The present invention relates to a kind of direct-burning type lithium bromide absorption type hot water or cold water unit.Belong to air conditioner technical field.
Background technology
Direct-burning type lithium bromide absorption type hot water or cold water unit is with the combustion heat of fuel oil, combustion gas for thermal source, and water is cold-producing medium, lithium bromide water solution is absorbent, under vacuum conditions alternately or produce the equipment of air conditioning or technique cold water, hot water simultaneously.Have the characteristics such as balance energy-consuming, environmental protection and economize on electricity because of it, the Cooling and Heat Source machine as central air conditioner system is widely used, particularly large-scale place, often needs multiple stage unit to run simultaneously, to meet cooling or heat demand.Having 2,3,4 ... the occasion that N platform unit uses, outer water system provides a total inlet and outlet pipe, and the water parallel connection of water system enters N platform unit, and the smoke evacuation of N platform unit merges together is discharged in the outer air of machine room by total smoke exhaust pipe.A, B two direct-burning type lithium bromide absorption type hot water or cold water machine set systems as shown in Figure 1 at present, A, B, C tri-direct-burning type lithium bromide absorption type hot water or cold water machine set systems as shown in Figure 2, each system is provided with a total cooling water inlet tube and outlet tube, be provided with total hot water or cold water's inlet tube and outlet tube, be provided with a total smoke exhaust pipe.Single unit formed by by the pipeline of direct combustion high pressure generator 1, low pressure generator 9, condenser 8, evaporimeter 5, absorber 4, cryogenic fluid heat exchanger 3, high-temperature solution heat exchanger 2, heating concentrated solution transfer valve 10, heating refrigerant vapour transfer valve 11, solution pump 6, cryogenic fluid pump 7, valve and control system (not shown) and connecting components.Unit is when heating operating mode is run, heating concentrated solution transfer valve 10 and heating refrigerant vapour transfer valve 11 are opened, cryogenic fluid pump 7 and external system cooling water pump stop, the low-temperature water heating parallel connection come from air-conditioning heating user enters in N platform evaporimeter 5 heat exchanger tube, heated by the heat of condensation of the water as refrigerant steam of heat exchange pipe external surface direct combustion high pressure generator 1 heat dilute solution generation, temperature is summarised in after raising and is sent to heating user together, concentrated solution after direct combustion high pressure generator 1 is concentrated enters in absorber 4 to mix with the water as refrigerant after condensation and becomes weak solution, be sent to direct combustion high pressure generator 1 by solution pump 6 again circulate and heat.Because the heating hot water leaving water temperature produced limits, solution temperature is higher, causes exhaust gas temperature also higher, affect the heating thermal efficiency, if heating hot water outlet temperature is 60 DEG C time, system direct combustion high pressure generator exhaust gas temperature is at about 155 DEG C, and heating efficiency is about 93%.Particularly in the winter of cold, outdoor temperature is low, and chimney just emits white cigarette, both wastes energy, again contaminated environment.A kind of effective reduction exhaust gas temperature, raising heating efficiency, novel direct combustion type lithium bromide absorption cold simple to operate, Hot water units system how is found to become one of important topic of research at present.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, a kind of effective reduction exhaust gas temperature is provided, improves heating efficiency, heating simple to operate energy-efficient direct-burning type lithium bromide absorption type hot water or cold water machine set system.
The object of the present invention is achieved like this: the energy-efficient direct-burning type lithium bromide absorption type of a kind of heating is cold, Hot water units system, comprises 2, 3, 4, N platform direct-burning type lithium bromide absorption type is cold, Hot water units, N is the natural number of > 1,2, 3, 4, N platform direct-burning type lithium bromide absorption type is cold, Hot water units is arranged in parallel, and every platform direct-burning type lithium bromide absorption type is cold, Hot water units includes direct combustion high pressure generator, low pressure generator, condenser, evaporimeter, absorber, cryogenic fluid heat exchanger and high-temperature solution heat exchanger, system is provided with a total smoke exhaust pipe, and it is characterized in that: described system increases by a device, this device comprises flue gas heat-exchange unit, heating evaporimeter, heating absorber, heating solution heat exchanger, heating cryogenic fluid pump and water circulating pump, flue gas heat-exchange unit is arranged on total smoke exhaust pipe, and heating evaporimeter and heating absorber are arranged in same cavity, and is placed on the position higher than evaporimeter and absorber components, cold in system, hot water inlet pipe sets up a road hot water line, this road hot water and the hot water parallel connection entering N platform evaporimeter in parallel, this road hot water enters in heating absorber heat exchanging pipe, and arranges heating hot water transfer valve on this hot water line, goes out the cold of heating absorber hot water connecting system, hot water outlet, cold at wherein arbitrary the direct-burning type lithium bromide absorption type of system, the solution pump outlet of Hot water units is set up a road weak solution pipeline, this road weak solution is with to enter this direct-burning type lithium bromide absorption type cold, the weak solution of the direct combustion high pressure generator of Hot water units is in parallel, this road weak solution enters heating absorber spray through the cooling of heating solution heat exchanger, and heating weak solution transfer valve is set on this weak solution pipeline, in heating absorber, weak solution becomes the lower weak solution of concentration after absorbing cryogenic coolant steam, this direct-burning type lithium bromide absorption type is entered through the intensification of heating solution heat exchanger cold by height level pressure reduction, the absorber cylinder body bottom of Hot water units, the evaporimeter liquid capsule of this direct-burning type lithium bromide absorption type hot water or cold water unit is set up a road cryogenic coolant water and supplement pipeline, this road water as refrigerant enters heating evaporimeter liquid capsule as the moisturizing of cryogenic coolant water, heating cryogenic fluid pump extracts cryogenic coolant water in heating evaporimeter liquid capsule out spray to heating evaporator heat exchange tube-surface, absorbs and flows through heat-transfer pipe Inner eycle hydro-thermal amount, be vaporizated into cryogenic coolant steam, recirculated water temperature after releasing heat reduces, recirculated water squeezed into the flue gas heat exchange together with flue gas heat-exchange unit and N platform direct combustion high pressure generator being summarised in out by water circulating pump, circulating water temperature raises to enter in heating heat exchange pipe of evaporator and continues heating cryogenic coolant water, discharge after flue gas heat recovered temperature reduces.
The invention has the beneficial effects as follows:
The present invention is by above-mentioned flow process, and create a low-temperature receiver lower than smog discharge temperature, not only reclaimed the sensible heat of flue gas, also reclaimed the latent heat of water vapour in flue gas, make exhaust gas temperature be down to normal temperature, heating efficiency significantly improves.Such as: produce heating hot water outlet temperature about 60 DEG C time, heating evaporimeter and heating absorber cavity internal pressure are at about 25mmHg, enter the circulating water temperature of flue gas heat-exchange unit at about 27 DEG C, the exhaust gas temperature of system is reduced to less than 35 DEG C, compared with direct fired machine system exhaust gas temperature 155 DEG C in the past, the heat of condensation of water vapour in the sensible heat of many recovered flue gas 120 DEG C of temperature difference and flue gas, fire natural gas direct combustion type machine set system energy utilization rate than ever and improve about 13%, heating efficiency reaches about 106%.In the constant situation of the total heating capacity of system, fuel consumption significantly reduces, and reduces operating cost, reaches energy-efficient object, has stopped the phenomenon that winter heating chimney emits white cigarette simultaneously, decreases the thermal pollution of smoke evacuation to environment, protects environment.And Dynamic System is simple.
Accompanying drawing explanation
Fig. 1 is A, B two direct-burning type lithium bromide absorption type hot water or cold water machine set system heat supply schematic flow sheets in the past.
Fig. 2 is A, B, C tri-direct-burning type lithium bromide absorption type hot water or cold water machine set system heat supply schematic flow sheets in the past.
Fig. 3 A, B of the present invention two heating energy-efficient direct-burning type lithium bromide absorption type hot water or cold water machine set system heat supply schematic flow sheets.
Fig. 4 A, B, C of the present invention tri-heating energy-efficient direct-burning type lithium bromide absorption type hot water or cold water machine set system heat supply schematic flow sheets.
Reference numeral:
Direct-burning type lithium bromide absorption type hot water or cold water unit A
Direct-burning type lithium bromide absorption type hot water or cold water B of Unit
Direct-burning type lithium bromide absorption type hot water or cold water unit C
Direct combustion high pressure generator 1
High-temperature solution heat exchanger 2
Cryogenic fluid heat exchanger 3
Absorber 4
Evaporimeter 5
Solution pump 6
Cryogenic fluid pump 7
Condenser 8
Low pressure generator 9
Heating concentrated solution transfer valve 10
Heating refrigerant vapour transfer valve 11
Solution pump outlet 12
Absorber cylinder body bottom 13
Evaporimeter 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 17
Heating absorber 19
Heating heat exchanger 20
Heating cryogenic fluid pump 21
Heating weak solution transfer valve 22
Cryogenic coolant water supplements pipe 23
Heating hot water transfer valve 24
Water circulating pump 25
Heating evaporimeter 26
Heating evaporimeter liquid capsule 27
Total smoke exhaust pipe 28.
Detailed description of the invention
As shown in Figure 3 and Figure 4, the present invention relates to the energy-efficient direct-burning type lithium bromide absorption type of a kind of heating cold, Hot water units system, comprises 2, 3, 4, N platform direct-burning type lithium bromide absorption type is cold, Hot water units, N is the natural number of > 1,2, 3, 4, N platform direct-burning type lithium bromide absorption type is cold, Hot water units is arranged in parallel, and every platform direct-burning type lithium bromide absorption type is cold, Hot water units includes direct combustion high pressure generator 1, low pressure generator 9, condenser 8, evaporimeter 5, absorber 4, cryogenic fluid heat exchanger 3 and high-temperature solution heat exchanger 2, system is provided with a total smoke exhaust pipe 28, and described system increases by a device, and this device comprises flue gas heat-exchange unit 17, heating evaporimeter 26, heating absorber 19, heating solution heat exchanger 20, heating cryogenic fluid pump 21 and water circulating pump 25, flue gas heat-exchange unit 17 is arranged on total smoke exhaust pipe 26, and heating evaporimeter 26 and heating absorber 19 are arranged in same cavity, and is placed on the position higher than evaporimeter 5 and absorber 4 parts, cold in system, hot water inlet pipe 15 sets up a road hot water line, this road hot water and the water parallel connection entering N platform evaporimeter 5 in parallel, this road hot water enters in heating absorber 19 heat exchanger tube, and arranges heating hot water transfer valve 24 on this hot water line, goes out the cold of heating absorber 19 hot water connecting system, hot water outlet, cold at a wherein direct-burning type lithium bromide absorption type of system, the solution pump outlet 12 of Hot water units is set up a road weak solution pipeline, this road weak solution is with to enter this direct-burning type lithium bromide absorption type cold, the weak solution of the direct combustion high pressure generator 1 of Hot water units is in parallel, this road weak solution enters heating absorber 19 through heating solution heat exchanger 20 cooling and sprays, and heating weak solution transfer valve 22 is set on this weak solution pipeline, in heating absorber 19, weak solution becomes the lower weak solution of concentration after absorbing cryogenic coolant steam, this direct-burning type lithium bromide absorption type is entered through heating solution heat exchanger 20 intensification cold by height level pressure reduction, the absorber cylinder body bottom 13 of Hot water units, the evaporimeter liquid capsule 14 of this direct-burning type lithium bromide absorption type hot water or cold water unit is set up a road cryogenic coolant water and supplement pipeline, this road water as refrigerant enters heating evaporimeter liquid capsule 27 as the moisturizing of cryogenic coolant water, heating cryogenic fluid pump 21 extracts cryogenic coolant water in heating evaporimeter liquid capsule 27 out spray to heating evaporimeter 26 heat exchanger tube surface vaporization.Recirculated water is squeezed into after flue gas heat-exchange unit 17 heats up and is entered heat release in heating evaporimeter 26 heat exchanger tube by water circulating pump 25.Discharge after flue gas heat recovered temperature reduces.
When heating operating mode is run, heating circulation process still normally ran in the past, cryogenic fluid pump 7 and external system cooling water pump stop, heating concentrated solution transfer valve 10 and heating refrigerant vapour transfer valve 11 are opened, solution pump 6 starts, and the heating weak solution transfer valve 22 newly established and heating hot water transfer valve 24 are opened, heating cryogenic fluid pump 21 and water circulating pump 25 start.Be divided into two tunnels from wherein unit solution pump outlet weak solution, a road weak solution enters this direct combustion high pressure generator 1 and concentrates, and another road weak solution enters heating absorber 19 through heating solution heat exchanger 20 cooling and sprays, the low-temperature water heating come from heating user is divided into 2, 3, 4, N+1 road, wherein the hot water parallel connection of N road enters in evaporimeter 5 heat exchanger tube, heated by the heat of condensation of the high temperature refrigerant vapour of heat exchange pipe external surface direct combustion high pressure generator 1 heat dilute solution generation, another N+1 road low-temperature water heating enters in heating absorber 19 heat exchanger tube, heated from heating evaporimeter 26 cryogenic coolant steam liberated heat in the absorption of heat exchange pipe external surface weak solution by spray, 2, 3, 4, N+1 road hot water temperature raises to merge together and is sent to heating user, the water as refrigerant that concentrated solution after direct combustion high pressure generator 1 is concentrated is overflowed after entering and condensing with evaporimeter 5 in absorber 4 mixes and becomes weak solution, in heating absorber 19, weak solution becomes the lower weak solution of concentration after absorbing cryogenic coolant steam, enter absorber cylinder body bottom 13 by height level pressure reduction through heating solution heat exchanger 20 intensification to mix with weak solution in absorber 4, solution pump 6 will wherein a road weak solution be sent to direct combustion high pressure generator 1 and again circulates and heat concentrated, another road weak solution is sent to and enters heating absorber 19 after heating solution heat exchanger 20 is lowered the temperature and again circulate and absorb cryogenic coolant steam.Cryogenic coolant water in heating evaporimeter liquid capsule 27 is extracted out and is sprayed on heating evaporimeter 26 heat exchanger tube surface by heating cryogenic fluid pump 21, absorption flows through heat-transfer pipe Inner eycle hydro-thermal amount and is vaporizated into cryogenic coolant steam, recirculated water temperature after releasing heat reduces, recirculated water squeezed into the flue gas heat exchange together with flue gas heat-exchange unit 17 and N platform direct combustion high pressure generator 1 being summarised in out by water circulating pump 25, circulating water temperature raises and enters heating evaporimeter 26 continuation heating cryogenic coolant water, discharge after flue gas heat recovered temperature reduces.Solution continuous absorption cryogenic coolant steam in heating absorber 19 makes cavity internal pressure remain on certain value, and vaporization absorption process is just constantly carried out.The moisturizing of heating evaporimeter 26 water as refrigerant supplements pipe 23 from evaporimeter liquid capsule 14 through cryogenic coolant water by the pressure differential between evaporimeter 5 and heating evaporimeter 26 cavity and enters heating evaporimeter liquid capsule 27, constantly gives heating evaporimeter 26 moisturizing.
When cooling condition runs, by heating concentrated solution transfer valve 10, heating refrigerant vapour transfer valve 11, heating weak solution transfer valve 22, heating hot water transfer valve 24 Close All, heating cryogenic fluid pump 21 and water circulating pump 25 stop, flue gas heat-exchange unit 17, heating evaporimeter 26, heating absorber 19 and heating solution heat exchanger 20 stop circulation, and unit is still by kind of refrigeration cycle process flow operation in the past.
In above scheme, heating evaporimeter 26 and heating absorber 19 housing can independently be arranged, also heating evaporimeter 26 and heating absorber 19 can be arranged in systems in which wherein in arbitrary low pressure generator 9 and condenser 8 housing, separate with dividing plate between them, heating evaporimeter 26 and heating absorber 19 are in same cavity, and low pressure generator 9 and condenser 8 are in same cavity.
Above scheme is applicable to evaporimeter 5, absorber 4 can be single hop (shown in figure), also can be two sections or multistage, cooling water can be parallel-connection flow (shown in figure) also can be serial flow.
Claims (4)
1. the energy-efficient direct-burning type lithium bromide absorption type of heating is cold, Hot water units system, comprises 2, 3, 4, N platform direct-burning type lithium bromide absorption type is cold, Hot water units, N is the natural number of > 1,2, 3, 4, N platform direct-burning type lithium bromide absorption type is cold, Hot water units is arranged in parallel, and every platform direct-burning type lithium bromide absorption type is cold, Hot water units includes direct combustion high pressure generator (1), low pressure generator (9), condenser (8), evaporimeter (5), absorber (4), cryogenic fluid heat exchanger (3) and high-temperature solution heat exchanger (2), system is provided with a total smoke exhaust pipe (28), and it is characterized in that: described system increases by a device, this device comprises flue gas heat-exchange unit (17), heating evaporimeter (26), heating absorber (19), heating solution heat exchanger (20), heating cryogenic fluid pump (21) and water circulating pump (25), flue gas heat-exchange unit (17) is arranged on total smoke exhaust pipe (26), heating evaporimeter (26) and heating absorber (19) are arranged in same cavity, and the position be placed on higher than evaporimeter (5) and absorber (4) parts, cold in system, hot water inlet pipe (15) sets up a road hot water line, this road hot water and the hot water parallel connection entering N platform evaporimeter in parallel, this road hot water enters in heating absorber (19) heat exchanger tube, and heating hot water transfer valve (24) is set on this hot water line, go out the cold of heating absorber (19) hot water connecting system, hot water outlet, cold at wherein arbitrary the direct-burning type lithium bromide absorption type of system, the solution pump outlet (12) of Hot water units is set up a road weak solution pipeline, this road weak solution is with to enter this direct-burning type lithium bromide absorption type cold, the weak solution of the direct combustion high pressure generator (1) of Hot water units is in parallel, this road weak solution enters heating absorber (19) spray through heating solution heat exchanger (20) cooling, and heating weak solution transfer valve (22) is set on this weak solution pipeline, heating absorber (19) interior weak solution becomes the lower weak solution of concentration after absorbing cryogenic coolant steam, this direct-burning type lithium bromide absorption type is entered through heating solution heat exchanger (20) intensification cold by height level pressure reduction, the absorber cylinder body bottom (13) of Hot water units, the evaporimeter liquid capsule (14) of this direct-burning type lithium bromide absorption type hot water or cold water unit is set up a road cryogenic coolant water and supplement pipeline (23), this road water as refrigerant enters heating evaporimeter liquid capsule (27) as the moisturizing of cryogenic coolant water, heating cryogenic fluid pump (21) extracts interior for heating evaporimeter liquid capsule (27) cryogenic coolant water out spray to heating evaporimeter (26) heat exchanger tube surface vaporization, recirculated water is squeezed into after flue gas heat-exchange unit (17) heats up and is entered heat release in heating evaporimeter (26) heat exchanger tube by water circulating pump (25).
2. the energy-efficient direct-burning type lithium bromide absorption type of a kind of heating according to claim 1 is cold, Hot water units system, it is characterized in that: described unit heating evaporimeter (26) and heating absorber (19) housing are independently arranged, or it is cold that heating evaporimeter (26) and heating absorber (19) are arranged on N platform direct-burning type lithium bromide absorption type, in Hot water units wherein in the low pressure generator (9) of arbitrary unit and condenser (8) housing, separate with dividing plate between them, heating evaporimeter (26) and heating absorber (19) are arranged in same cavity, low pressure generator (9) and condenser (8) are arranged in same cavity.
3. a kind of heating according to claim 1 and 2 energy-efficient direct-burning type lithium bromide absorption type hot water or cold water machine set system, is characterized in that: the evaporimeter (5) of described unit and absorber (4) are single hop, two sections or multistage.
4. a kind of heating according to claim 1 and 2 energy-efficient direct-burning type lithium bromide absorption type hot water or cold water machine set system, is characterized in that: the cooling water of described unit is parallel-connection flow or serial flow.
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| CN201510985458.1A CN105466069B (en) | 2015-12-25 | 2015-12-25 | A kind of energy-efficient direct-burning type lithium bromide absorption type hot water or cold water machine set system of heating |
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| CN201510985458.1A CN105466069B (en) | 2015-12-25 | 2015-12-25 | A kind of energy-efficient direct-burning type lithium bromide absorption type hot water or cold water machine set system of heating |
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| CN105466069B CN105466069B (en) | 2017-09-08 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107178927A (en) * | 2017-06-22 | 2017-09-19 | 江苏科技大学海洋装备研究院 | A kind of BOG of LNG Power Vessels utilizes system and method for work |
| CN108397931A (en) * | 2018-04-09 | 2018-08-14 | 双良节能系统股份有限公司 | A kind of environment-friendly high-efficiency energy-saving direct-burning type lithium bromide absorption type hot water or cold water's unit |
| CN108489142A (en) * | 2018-04-09 | 2018-09-04 | 双良节能系统股份有限公司 | A kind of environment-friendly high-efficiency direct-burning type lithium bromide absorption type hot water or cold water's machine set system |
| CN109458755A (en) * | 2018-12-27 | 2019-03-12 | 双良节能系统股份有限公司 | A kind of on-line checking density direct-burning type lithium bromide absorption type low-temperature cold water unit |
| CN110307662A (en) * | 2019-07-08 | 2019-10-08 | 双良节能系统股份有限公司 | The lithium bromide absorption-type machine unit of direct combustion type heat pump and hot-water type refrigeration |
| CN115371285A (en) * | 2022-07-20 | 2022-11-22 | 约克（无锡）空调冷冻设备有限公司 | Absorption type heat exchange system |
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