CN206276054U - Condensing source heat pump backheat drives multiple-effect distillation device - Google Patents
Condensing source heat pump backheat drives multiple-effect distillation device Download PDFInfo
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- CN206276054U CN206276054U CN201621033474.7U CN201621033474U CN206276054U CN 206276054 U CN206276054 U CN 206276054U CN 201621033474 U CN201621033474 U CN 201621033474U CN 206276054 U CN206276054 U CN 206276054U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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Abstract
A kind of condensing source heat pump backheat drives multiple-effect distillation device：It is the product transboundary of condensing source heat pump industry and multi-effect distilling industry；The indirect steam latent heat of condensation that multi-effect distilling technique last evaporator is distilled out is extracted using the evaporator of condensing source heat pump, and condenses fresh water sensible heat；Low pressure water vapor is directly produced using the condenser of condensing source heat pump, and by high-pressure water vapor by after hot compression formula vapour vapour injector injection, delivering to first evaporator as technique heat source；Condensing latent heat and fresh water sensible heat that last evaporator discharges environment are reclaimed comprehensively using condensing source heat pump, multi-effect distilling technique is driven, and save 1/2 5/6 driving steam.
Description
(1) technical field
The present invention relates to a kind of desalinization, food processing, beverage production, sewage disposal, clean water treatment, sewerage disposing,
The condensing source heat pump backheat that chemical industry is used drives multiple-effect distillation device.
(2) background technology
Multi-effect distilling technique：By multigroup evaporator DnAnd its preheater En, it is connected in series through multiple technique tie points, constitute
Multi-effect distilling technique, only need to be to first evaporator D1And its preheater E1Input heating steam, and reclaim condensation fresh water；From this
The each effect for starting, this effect evaporator Dn-1During middle spray preheating supplement seawater or Sprayer Circulation salt solution, effect condenses before reclaiming
Latent heat and distill out this effect indirect steam, and introduce aftereffect evaporator DnAnd its preheater En, returned with while fresh water is condensed into
The latent heat of condensation is received, the preheating thermal source of seawater is supplemented using the distillation thermal source as aftereffect circulated sprinkling salt solution, and aftereffect；Before
Effect evaporator Dn-1And its preheater En-1The condensation fresh water and circulated sprinkling salt solution of middle generation, then the pressure differential imitated before and after,
Aftereffect evaporator E is introduced respectivelynCorresponding technique tie point ... so repeat, produced indirect steam drops step by step
Pressure, cooling, and repeat back to receive the latent heat of condensation, until last evaporator DnThe indirect steam for being distilled out, because its temperature has connect
Near-ambient, and fresh water is condensed into being introduced into condenser, its latent heat of condensation then discharges environment by refrigerated sea water.
Lowered the temperature step by step by multiple-effect distillation, condensation, preheating process, the condensation for being multiple times than heating steam amount can be obtained
Fresh water.Due to heating, distillation, enrichment, the saturation history of salt solution, carried out simultaneously, together in evaporator heat exchange pipe surface, therefore
Necessarily cause solute precipitation, accumulation, fouling in heat exchange pipe surface so that plant running is unstable, reliability and security compared with
Difference.
The advantage of multi-effect distilling technique is that the condensation fresh water of production reaches standard for drinking, but many shortcomings also restrict its hair
Exhibition：
(1) technical process must supplement a large amount of indirect steam latent heats of condensation loss of condenser, the equivalent heating water of additional heat
Quantity of steam 55-350kg/t, so needing boiler dedicated offer steam, limits the heat power efficiency of device；
(2) heat exchanger tube surface scale is serious, need to take anti-scaling measures, and often clean；
(3) power consumption makes water cost up to $20~30/t up to 7~15kW*h/t.
(3) content of the invention
The present invention seeks to：System integration condensing source heat pump and multi-effect distilling technique, are condensing source heat pump industry and multiple-effect
Distill the product transboundary of industry；Extract what multi-effect distilling technique last evaporator was distilled out using the evaporator of condensing source heat pump
The indirect steam latent heat of condensation, and condense fresh water sensible heat；Low pressure water vapor is directly produced using the condenser of condensing source heat pump, and
By high-pressure water vapor by after hot compression formula vapour vapour injector injection, delivering to first evaporator as technique heat source；That is,
Condensing latent heat and fresh water sensible heat that last evaporator discharges environment are reclaimed comprehensively using condensing source heat pump, drive multi-effect distilling work
Skill, saves the driving steam of 1/2-5/6.
Multiple-effect distillation device is driven according to the condensing source heat pump backheat shown in accompanying drawing 1, it manages interior siphon circulation countercurrently by 1-
Take hot climbing film evaporator；1-1- condensing imports；1-2- disengagement chambers；1-3- annulus is distributed vertical siphon heat removing tube cluster；1-4- is shunted
Chamber；1-5- coagulates water out；1-6- liquid heat pump fluid imports；1-7- gaseous states heat pump fluid is exported；1-8- inlet ports；1-9- injections
Device；1-10- two-way valves；1-11- fixed gas outlets；1-12- coagulates water inlet；2- condensings；3- liquid-level switches；4- expansion valves；4-
1- devices for drying and filtering；5- compressors；5-1- oil return openings；5-2- driving equipments；5-3- regenerators；Siphon circulation adverse current takes in 6- pipes
Heat rises film steam boiler condenser；6-1- softens moisturizing import；6-2- disengagement chambers；6-3- annulus is distributed vertical siphon heat outting pipe
Cluster；6-4- branch chambers；6-5- steam outlets；6-6- gaseous state heat pump fluid imports；6-7- liquid heat pump fluid is exported；6-8- goes out
Gas port；7- heat pump fluids；8- softens moisturizing；9- softens refill flow regulating valve；10- hot compression formula vapour vapour injectors；11- high pressures
Water vapour；12- pressure switches；13- temperature switches；14- vavuum pumps；15- evaporators；15-1- steam pipes；15-2- coagulates water pipe；
15-3- fluid reservoirs；15-4- liquid outlets；15-5- liquid distributors；15-6- air intakes；15-7- water inlets；15-8- delivery ports；15-9-
Demister；15-10- ventholes；15-11- inlets；16- preheaters；17- seawater make-up pumps；18- circulated sprinkling pumps；19- is light
Water pump；20- brine pumps；21- seawater；22- condenses fresh water；23- salt solution；24- low pressure water vapors；25- heating steams are constituted, its
It is characterised by：
Siphon circulation adverse current is taken the tube side of hot climbing film evaporator 1 top gaseous state heat pump fluid outlet 1-7 and is connected by pipeline in pipe
Connect siphon circulation adverse current in compressor 5, pipe take heat rise the shell side of film steam boiler condenser 6, device for drying and filtering 4-1, expansion valve 4,
Siphon circulation adverse current takes the tube side bottom liquid heat pump fluid import 1-6 of hot climbing film evaporator 1, composition heat pump cycle loop in pipe；
Siphon circulation adverse current takes the top condensing import 1-1 of the shell side of hot climbing film evaporator 1, the distribution of middle part annulus vertically in pipe
Siphon heat removing tube cluster 1-3 outsides, the solidifying water out 1-5 in bottom, composition condensing adverse current heat release loop；
Siphon circulation adverse current takes bottom liquid heat pump fluid import 1-6, the bottom tapping of the tube side of hot climbing film evaporator 1 in pipe
Chamber 1-4, middle part annulus are distributed vertical siphon heat removing tube cluster 1-3 inner side, top disengagement chamber 1-2, top gaseous state heat pump fluid outlet
1-7, constitutes siphon circulation adverse current in the pipe of heat pump fluid and takes hot climbing-film evaporation loop, and wherein annulus is distributed vertical siphon heat removing tube
Cluster 1-3 is annulus distribution, vertically disposed tube bundle, and center sets cylindrical space siphon decline passway, and tube bundle inwall
Multiple cylindrical spaces are set to siphon rising passway, and siphon decline passway is roughly equal with the circulation area of siphon rising passway；
The shell that siphon circulation adverse current takes hot climbing film evaporator 1 in pipe is the vertically disposed face of cylinder；
Siphon circulation adverse current takes the tube side upper inside wall of hot climbing film evaporator 1 and sets liquid-level switch 3 in pipe, according to heat pump fluid
The aperture of liquid level signal closed-loop control expansion valve 4, and the outlet of expansion valve 4 takes heat by siphon circulation adverse current in connecting pipe of pipeline
The tube side bottom liquid heat pump fluid import 1-6 of climbing film evaporator 1, constitutes heat pump fluid expansion circuit；
In pipe siphon circulation adverse current take heat rise the shell side of film steam boiler condenser 6 top gaseous state heat pump fluid import 6-6,
Middle part annulus is distributed vertical siphon heat release tube bundle 6-3 outsides, bottom liquid heat pump fluid outlet 6-7, constitutes the inverse of heat pump fluid
Banish hot loop；
The bottom that the interior siphon circulation adverse current of pipe takes the tube side of heat liter film steam boiler condenser 6 softens moisturizing import 6-1, bottom
Branch chamber 6-4, middle part annulus are distributed vertical siphon heat release tube bundle 6-3 inner side, top disengagement chamber 6-2, top steam outlet 6-
5, composition softens siphon circulation adverse current in the pipe of moisturizing and takes hot climbing-film evaporation loop, and wherein annulus is distributed vertical siphon heat release tube bundle
6-3 is annulus distribution, vertically disposed tube bundle, and center sets a cylindrical space siphon decline passway, and tube bundle inwall is more
Individual cylindrical space is set to siphon rising passway, and siphon decline passway is roughly equal with the circulation area of siphon rising passway；
The shell that siphon circulation adverse current takes heat liter film steam boiler condenser 6 in pipe is the vertically disposed face of cylinder；
Siphon circulation adverse current takes the tube side upper inside wall of heat liter film steam boiler condenser 6 and sets liquid-level switch 3, foundation in pipe
The water level signal closed-loop control for softening moisturizing 8 softens the aperture of refill flow regulating valve 9, and softens refill flow regulating valve 9
Outlet takes the tube side bottom of heat liter film steam boiler condenser 6 and softens moisturizing import 6- by siphon circulation adverse current in connecting pipe of pipeline
1, with after softening moisturizing 8, composition softens refill flow regulating loop；
Siphon circulation adverse current takes the tube side top disengagement chamber 6-2 inwalls of heat liter film steam boiler condenser 6 and sets pressure in pipe
Switch 12 and temperature switch 13 each；
Siphon circulation adverse current takes the fixed gas row in the middle part of the shell side of hot climbing film evaporator 1 in the air inlet connecting tube of vavuum pump 14
Outlet 1-11, composition fixed gas discharge loop；
Often the shell side of effect evaporator 15 and its preheater 16 is mutual by upper steam pipe 15-1 water pipe 15-2s solidifying with bottom
Connection, composition condenses backheat loop；
Often the liquid outlet 15-4 of the tube side bottom fluid reservoir 15-3 of effect evaporator 15, a point liquid threeway, circulation are connected by pipeline
Spray pump 18, the tube side of evaporator 15 top liquid distributor 15-5, composition brine recycling spray loop；
Often effect evaporator 15 shell side bottom sets air intake 15-6, water inlet 15-7, delivery port 15-8, with every effect evaporator
The top venthole 15-10 of 15 tube side bottom demister 15-9, constitutes the water vapour of evaporator 15, solidifying hydraulic art tie point；
Every inlet 15-11, the liquid outlet 15-4 institutes of fluid reservoir 15-3 of the tube side bottom fluid reservoir 15-3 of effect evaporator 15
Connection point liquid threeway, constitutes brine process tie point；
Often imitate the water vapour of the shell side of evaporator 15, coagulate hydraulic art tie point, the water vapour of tube side, brine process tie point,
Imitated with before it by pipeline respectively, the corresponding technique tie point of aftereffect evaporator 15 is connected in series with each other, and constitutes multi-effect distilling work
Skill；
Seawater 21 is sequentially connected seawater make-up pump 17, each effect preheater 16, the tube side of first evaporator 15 top by pipeline
Liquid distributor 15-5, composition seawater supplement, preheating circuit；
The liquid outlet 15-4 of the tube side bottom fluid reservoir 15-3 of last evaporator 15 connects a point liquid threeway, is connected by pipeline
Brine pump 20 constitutes brine discharge loop to exclude salt solution 23；
The tube side venthole 15-10 and shell side delivery port 15-8 of last evaporator 15, rainbow in connecting tube is distinguished by pipeline
Condensing import 1-1 and solidifying water inlet 1-12 that circulation adverse current takes hot climbing film evaporator 1 are inhaled, condensing resource loop is constituted；
Siphon circulation adverse current takes the solidifying water out 1-5 of hot climbing film evaporator 1 in pipe, connects fresh water pump 19 to draw by pipeline
Go out to condense fresh water 22, composition condenses fresh water and takes loop；
High-pressure water vapor 11 flows through the air intake of hot compression formula vapour vapour injector 10 by pipeline, and is sprayed by its nozzle at high speeds
Go out, the low pressure water vapor 24 that the negative pressure for being formed passes through its ejecting port and pipeline injection steam outlet 6-5, and mix, diffusion
As middle pressure, high-temperature heating water vapour 25, exported through its venthole, connecting the shell side bottom of first evaporator 15 by pipeline enters vapour
Mouth 15-6, composition water vapour injection loop；
Siphon circulation adverse current takes the tube side top inlet port 1-8 of hot climbing film evaporator 1 by pipeline and two-way valve 1-10 in pipe
The low-pressure injection mouthful of connection injector 1-9, siphon circulation adverse current takes heat and rises the shell side top outlet of film steam boiler condenser 6 in pipe
Mouth 6-8 connects the high pressure admission mouthful of injector 1-9 by pipeline and two-way valve 1-10, and the oil return opening 5-1 of the air intake duct of compressor 5 leads to
The middle extrusion steam ports of piping and two-way valve 1-10 connection injectors 1-9, siphon circulation adverse current takes hot climbing-film evaporation in composition pipe
The oil return circuit of device 1.
Condensing 2 is liquid waste heat medium 2, or gaseous state waste heat medium 2, or indirect steam 2, or exhaust steam 2, or
Weary steam 2.
Driving equipment 5-2 is motor 5-2, or gas driven explosive motor 5-2, or gasoline driven internal-combustion engine
Machine 5-2, or diesel driven explosive motor 5-2, or kerosene drive explosive motor 5-2, or Stirling external combustion to start
Machine 5-2, or gas driven gas-turbine engine 5-2, or coal gas drive gas-turbine engine 5-2.
Siphon circulation adverse current takes the tube side upper inside wall of heat liter film steam boiler condenser 6 and sets liquid-level switch 3, foundation in pipe
The water level signal closed-loop control for softening moisturizing 8 softens the aperture of refill flow regulating valve 9, and softens refill flow regulating valve 9
Import passes through pipeline and connects the regenerator 5-3 of engine 5-2 to export, its outlet then by siphon circulation in connecting pipe of pipeline countercurrently
Take heat and rise the tube side bottom softening moisturizing import 6-1 of film steam boiler condenser 6, with preheating, regulation, after softening moisturizing 8, composition
Soften moisturizing backheat and flow control circuit.
Operation principle combination accompanying drawing 1 of the invention is described as follows：
1st, multi-effect distilling technique：By multigroup evaporator 15 and its preheater 16, through often imitate the shell side of evaporator 15 water vapour,
Solidifying hydraulic art tie point, the water vapour of tube side, brine process tie point, respectively by effect, aftereffect evaporator 15 before pipeline and its
Corresponding technique tie point be connected in series with each other, constitute multi-effect distilling technique；Only need to be to first evaporator 15 and its preheater 16
Shell side input heating steam 25, and discharge its latent heat of condensation, reclaim condense fresh water 22；Each effect from that point on, handle
When preheating supplement seawater 21 or Sprayer Circulation salt solution 23 is sprayed in this effect evaporator 15, water recovery latent heat is imitated before recovery
Meanwhile, this effect indirect steam is distilled out, and aftereffect evaporator 15 and its preheater 16 are introduced, condense the same of fresh water 22 condensing into
Shi Chongfu reclaims the latent heat of condensation, using the distillation thermal source as aftereffect circulated sprinkling salt solution 23, and aftereffect supplement seawater 21
Preheating thermal source；The condensation fresh water and circulated sprinkling salt solution produced in preceding effect evaporator 15 and its preheater 16, using front and rear effect
Pressure differential, the corresponding technique tie point ... that aftereffect evaporator 15 is introduced respectively so repeats, produced indirect steam
Lower the temperature step by step, step-down, and repeat back to receive the latent heat of condensation, the indirect steam distilled out until last evaporator 15 is by venthole 15-
The condensation fresh water produced in 10 outflows, and each effect evaporator 15 and its preheater 16 is flowed out by delivery port 15-8, and its temperature is
Close to ambient condition.
2nd, supplement, pre- hot sea water 21：Seawater 21 is driven by seawater make-up pump 17, and each effect preheater 16, first effect are flowed through successively
The tube side of evaporator 15 top liquid distributor 15-5, with supplement, pre- hot sea water 21.
3rd, salt solution is discharged：The liquid outlet 15-4 of the tube side bottom fluid reservoir 15-3 of last evaporator 15 connects point liquid threeway
Salt solution 23, drives discharge to specify by brine pump 20.
4th, indirect steam condensation heat：The indirect steam 2 that the tube side venthole 15-10 of last evaporator 15 is discharged is by top
Portion condensing import 1-1, is introduced into during siphon circulation adverse current takes the shell side of hot climbing film evaporator 1 in pipe, and at middle part, annulus is distributed vertical rainbow
Condensation heat turns into condensation fresh water 22 on the outside of extract heat tube bundle 1-3；It is solidifying that the shell side delivery port 15-8 of last evaporator 15 is discharged
Knot fresh water 22 is introduced into during siphon circulation adverse current in pipe takes the shell side of hot climbing film evaporator 1 by solidifying water inlet 1-12, is distributed in annulus
Lower the temperature after heat release on the outside of vertical siphon heat removing tube cluster 1-3；And by the latent heat of condensation of heat pump cycle recovery indirect steam 2, and
The cooling sensible heat of fresh water 22 is condensed, to provide source heat pump heat.
5th, fresh water is condensed to take：Siphon circulation adverse current takes the solidifying water out 1-5 in bottom of hot climbing film evaporator 1 in pipe, passes through
Pipeline connects fresh water pump 19 to draw condensation fresh water 22.
6th, heat pump fluid adverse current takes hot climbing-film evaporation：Siphon circulation adverse current is taken in the tube side top of hot climbing film evaporator 1 in pipe
The liquid-level switch 3 that wall is set, according to the aperture of heat pump fluid liquid level signal closed-loop control expansion valve 4, so that low pressure two-phase heat pump
Working medium 7 flows through tube side bottom liquid heat pump fluid import 1-6, bottom tapping chamber 1-4, middle part annulus and is distributed vertical rainbow from bottom to up
Extract heat tube bundle 1-3 inner sides, top disengagement chamber 1-2, top gaseous state heat pump fluid outlet 1-7, heat pump fluid therein 7 is in liquid
Acted on by pipeline external pressure at heat pump fluid import 1-6 and be flowed directly to branch chamber 1-4, annulus and be distributed vertical siphon heat removing tube cluster 1-
3 inner sides, then extract condensing source heat release in a counter-current configuration and climbing-film evaporation, proportion reduce, and decline in central cylindrical siphon logical
In road, because the temperature of heat pump fluid 7 is relatively low, proportion is larger, therefore sunk by Action of Gravity Field, so as to form driving augmentation of heat transfer
Siphon circulation.
7th, heat pump cycle：Siphon circulation adverse current takes the tube side of hot climbing film evaporator 1 top low pressure superheated gaseous heat pump work in pipe
Matter 7 is collapsed into high pressure superheater gaseous state heat pump fluid 7 by the compressor 5 that combustion gas explosive motor 5-2 drives, and is re-fed into managing interior rainbow
Inhale and circulate the shell side condensation for countercurrently taking heat liter film steam boiler condenser 6 as high pressure supercooled liquid heat pump fluid 7, flow through drying
Filter 4-1, then expanded valve 4 throttles and turns into low pressure two-phase heat pump fluid 7, back flows back into siphon circulation adverse current in pipe and takes heat
The tube side of climbing film evaporator 1 is to complete heat pump cycle, while condenser heat is released to manage interior siphon circulation adverse current and takes heat and rise film steaming
The softening moisturizing 8 of the tube side of boiler furnace condenser 6.
8th, heat pump fluid condensation heat release：High pressure superheater gaseous state heat pump fluid 7 flows through the interior siphon circulation of pipe countercurrently from top to bottom
Take the gaseous state heat pump fluid import 6-6 at the top of the shell side of heat liter film steam boiler condenser 6, middle part annulus and be distributed vertical siphon heat release
Tube bundle 6-3 outsides, bottom liquid heat pump fluid outlet 6-7, then its overheat sensible heat of releasing by parts, condensation are latent in a counter-current configuration
Heat, supercooling sensible heat, and condensing turns into high pressure supercooled liquid heat pump fluid 7.
9th, hot climbing-film evaporation is countercurrently taken after softening the preheating of moisturizing backheat：Siphon circulation adverse current takes heat and rises film steam boiler in pipe
The liquid-level switch 3 that the tube side upper inside wall of condenser 6 is set, moisturizing stream is softened according to the water level signal closed-loop control for softening moisturizing 8
The aperture of adjustable valve 9, so that after softening moisturizing 8 by the cooling of set cylinder and flue gas regenerator 5-3 preheatings of engine 5-2, under
It is supreme to flow through softening moisturizing import 6-1, bottom that siphon circulation adverse current in pipe takes the tube side bottom of heat liter film steam boiler condenser 6
Branch chamber 6-4, middle part annulus are distributed vertical siphon heat release tube bundle 6-3 inner sides, and the cold of heat pump fluid 7 is then extracted in a counter-current configuration
Solidifying heat release and climbing-film evaporation, proportion reduce, and in central cylindrical siphon decline passway, because the temperature for softening moisturizing is relatively low,
Proportion is larger, therefore is sunk by Action of Gravity Field, so as to form the siphon circulation for driving augmentation of heat transfer；And the low pressure water vapor for producing
24, through the separation of top disengagement chamber 6-2 after, then flowed out by top steam outlet 6-5.
10th, low pressure water vapor reuse：1 part of high-pressure water vapor 11 flows through entering for hot compression formula vapour vapour injector 10 by pipeline
Steam ports, and sprayed by its nozzle at high speeds, the negative pressure for being formed passes through n parts of its ejecting port and pipeline injection steam outlet 6-5
Low pressure water vapor 24, and mix, diffusion turn into n+1 part in pressure, high-temperature heating water vapour 25, through its venthole export, by manage
Road connects the shell side bottom air intake 15-6 of first evaporator 15, and substituting water under high pressure with the low pressure water vapor 24 of equal quality flow steams
Vapour 11.And drawn by the pressure switch 12 and the co- controlling hot compression formula vapour vapour of temperature switch 13 of top disengagement chamber 6-2 inwall settings
The steam rates of emitter 5.
11st, compressor oil return：Siphon circulation adverse current takes heat and rises the shell side top gas outlet 6- of film steam boiler condenser 6 in pipe
8 high-pressure gaseous heat pump fluid 7 flows through the high pressure admission mouthful of injector 1-9 by pipeline, two-way valve 1-10, and high by its nozzle
Speed sprays, and the negative pressure for being formed takes heat and rises film by siphon circulation adverse current in its low-pressure injection mouth, pipeline, two-way valve 1-10, pipe
The inlet port 1-8 on the tube side top of evaporator 1 and injection lubricating oil, and mix, diffusion turns into middle pressure fluid, then through wherein extruding vapour
Mouth, pipeline, two-way valve 1-10, send the air intake duct oil return opening 5-1 of compressor 5 back to.
12nd, fixed gas is discharged：Vavuum pump 14 is opened, is taken with extracting siphon circulation adverse current in pipe out from fixed gas outlet 1-11
Fixed gas in the shell side condensing 2 of hot climbing film evaporator 1, and drain into environment.
Therefore compared with existing water resource heat pump and waste heat boiler, feature of the present invention is as follows：
(1) system integration condensing source heat pump and multi-effect distilling technique, are condensing source heat pump industry and multi-effect distilling industry
Transboundary product；
(2) indirect steam that multi-effect distilling technique last evaporator is distilled out is extracted using the evaporator of condensing source heat pump
The latent heat of condensation, and condense fresh water sensible heat；
(3) low pressure water vapor is directly produced using the condenser of condensing source heat pump, and hot compression is passed through by high-pressure water vapor
After formula vapour vapour injector injection, first evaporator is delivered to as technique heat source；
(4) condensing latent heat and fresh water sensible heat that last evaporator discharges environment are reclaimed comprehensively using condensing source heat pump, drive
Multi-effect distilling technique, saves the driving steam of 1/2-5/6.
Therefore compared with existing water resource heat pump and waste heat boiler, the technology of the present invention advantage is as follows：System integration condensing source
Heat pump and multi-effect distilling technique, are the products transboundary of condensing source heat pump industry and multi-effect distilling industry；Using condensing source heat pump
Evaporator extracts the indirect steam latent heat of condensation that multi-effect distilling technique last evaporator is distilled out, and condenses fresh water sensible heat；
Low pressure water vapor is directly produced using the condenser of condensing source heat pump, and hot compression formula vapour vapour injector is passed through by high-pressure water vapor
After injection, first evaporator is delivered to as technique heat source；That is, last evaporator is reclaimed comprehensively using condensing source heat pump arranges
The condensing latent heat and fresh water sensible heat of environment are put, multi-effect distilling technique is driven, the driving steam of 1/2-5/6 is saved.
(4) illustrate
Accompanying drawing 1 is system flow chart of the invention.
As shown in Figure 1, wherein：Siphon circulation adverse current takes hot climbing film evaporator in 1- pipes；1-1- condensing imports；1-2- points
From chamber；1-3- annulus is distributed vertical siphon heat removing tube cluster；1-4- branch chambers；1-5- coagulates water out；1-6- liquid heat pump fluids enter
Mouthful；1-7- gaseous states heat pump fluid is exported；1-8- inlet ports；1-9- injectors；1-10- two-way valves；1-11- fixed gas outlets；
1-12- coagulates water inlet；2- condensings；3- liquid-level switches；4- expansion valves；4-1- devices for drying and filtering；5- compressors；5-1- oil return openings；
5-2- driving equipments；5-3- regenerators；Siphon circulation adverse current takes heat and rises film steam boiler condenser in 6- pipes；6-1- softens moisturizing
Import；6-2- disengagement chambers；6-3- annulus is distributed vertical siphon heat release tube bundle；6-4- branch chambers；6-5- steam outlets；6-6- gas
State heat pump fluid import；6-7- liquid heat pump fluid is exported；6-8- gas outlets；7- heat pump fluids；8- softens moisturizing；9- softens benefit
Water flow adjusting valve；10- hot compression formula vapour vapour injectors；11- high-pressure water vapors；12- pressure switches；13- temperature switches；14-
Vavuum pump；15- evaporators；15-1- steam pipes；15-2- coagulates water pipe；15-3- fluid reservoirs；15-4- liquid outlets；15-5- liquid distributors；
15-6- air intakes；15-7- water inlets；15-8- delivery ports；15-9- demisters；15-10- ventholes；15-11- inlets；16-
Preheater；17- seawater make-up pumps；18- circulated sprinkling pumps；19- fresh water pumps；20- brine pumps；21- seawater；22- condenses fresh water；
23- salt solution；24- low pressure water vapors；25- heating steams.
(5) specific embodiment
Heat pump backheat in condensing source proposed by the present invention drives multiple-effect distillation device embodiment to illustrate as shown in Figure 1, now such as
Under：Its by evaporate take heat 4050kW, be vertically arranged, carbon steel manufacture pipe in siphon circulation adverse current take hot climbing film evaporator 1；Directly
The stainless steel tube condensing import 1-1 of footpath 200mm/ wall thickness 2.5mm；The cylindrical disengagement chamber 1-2 of diameter 1200mm/ height 250mm；
The annulus of overall diameter 1200mm/ height 2000mm/ calibers 19mm is distributed vertical siphon heat removing tube cluster 1-3；Diameter 1200mm/ is high
Spend the cylindrical branch chamber 1-4 of 250mm；The solidifying water out 1-5 of the stainless steel tube of diameter 40mm/ wall thickness 1.5mm/ length 60mm；Directly
The copper tube liquid heat pump fluid import 1-6 of footpath 60mm/ wall thickness 1.5mm/ length 60mm；Diameter 120mm/ wall thickness 1.5mm/ length
The copper tube gaseous state heat pump fluid outlet 1-7 of 60mm；The copper tube inlet port 1-8 of diameter 12mm/ wall thickness 0.9mm/ length 20mm；
The copper tube injector 1-9 of interface diameter 12mm/ wall thickness 0.9mm/ length 150mm；Interface diameter 12mm/ wall thickness 0.9mm/ length
The copper tube two-way valve 1-10 of 150mm；The copper tube fixed gas outlet 1- of interface diameter 9mm/ wall thickness 0.9mm/ length 150mm
11；The solidifying water inlet 1-12 of the copper tube of interface diameter 9mm/ wall thickness 0.9mm/ length 150mm；Flow 5.79t/h, temperature 50 C are satisfied
With indirect steam 2；The molten stainless steel bit switch 3 of height 250mm；The red copper expansion valve 4 of interface diameter 60mm/ wall thickness 1mm；Interface
The red copper device for drying and filtering 4-1 of diameter 60mm/ wall thickness 1mm；The compressor 5 of inspiratory capacity 4000m3/h；Diameter 12mm/ wall thickness
The copper tube oil return opening 5-1 of 0.9mm/ length 20mm；The combustion gas explosive motor 5-2 of output shaft power 967kW；Set cylinder cooling and
The regenerator 5-3 of flue gas backheat amount 967kW；Siphon circulation adverse current takes heat and rises film steam boiler in the pipe of condensation thermal discharge 5017kW
Condenser 6；The stainless steel tube of diameter 60mm/ wall thickness 2.5mm/ length 60mm softens moisturizing import 6-1；Diameter 1200mm/ is highly
The cylindrical disengagement chamber 6-2 of 250mm；The annulus of diameter 1200mm/ height 2000mm/ calibers 19mm is distributed vertical siphon heat outting pipe
Cluster 6-3；The cylindrical branch chamber 6-4 of diameter 1200mm/ height 250mm；Diameter 200mm/ wall thickness 2.5mm/ length 200mm is not
Rust steel pipe steam outlet 6-5；The copper tube gaseous state heat pump fluid import 6-6 of diameter 120mm/ wall thickness 1.5mm/ length 200mm；
The copper tube liquid heat pump fluid outlet 6-7 of diameter 60mm/ wall thickness 1.5mm/ length 60mm；0.9mm/ is long for diameter 12mm/ wall thickness
Spend the copper tube gas outlet 6-8 of 50mm；R124 heat pump fluids 7；The softening moisturizing 8 of 20 DEG C of inlet temperature, flow 7t/h；Interface is straight
The softening refill flow regulating valve 9 of the stainless steel of footpath 60mm/ wall thickness 2.5mm/ length 50mm；Absolute pressure 0.9bar, flow 7.17t/h
Water vapor pressure be reduced to the hot compression formula vapour vapour injector 10 of absolute pressure 1.2bar；The high-pressure water vapor of absolute pressure 9bar, flow 3t/h
11；The pressure switch 12 of 0.5bar-2.0bar；0 DEG C -120 DEG C of temperature switch 13；The vavuum pump 14 of extraction flow 3m3/min；
The evaporator 15 of evaporation capacity 7000kW；The stainless steel steam pipe 15-1 of diameter 100mm/ wall thickness 2.5mm/ length 1800mm；Diameter
The solidifying water pipe 15-2 of the stainless steel of 60mm/ wall thickness 2.0mm/ length 1800mm；The fluid reservoir 15-3 of volume 4m3；Diameter 200mm/ walls
The stainless steel liquid outlet 15-4 of thick 2.5mm/ length 200mm；The stainless steel liquid distributor 15-5 of diameter 1200mm/ wall thickness 2.5mm；Directly
The stainless steel air intake 15-6 of footpath 200mm/ wall thickness 2.5mm/ length 200mm；Diameter 100mm/ wall thickness 2.0mm/ length 100mm's
Stainless steel water inlet 15-7；The stainless steel delivery port 15-8 of diameter 100mm/ wall thickness 2.0mm/ length 100mm；The foam removal of 80 mesh
Device 15-9；The stainless steel venthole 15-10 of diameter 200mm/ wall thickness 2.5mm/ length 200mm；2.0mm/ is long for diameter 60mm/ wall thickness
Spend the stainless steel inlet 15-11 of 100mm；The preheater 16 of backheat amount 1400kW；The seawater of flow 18t/h, lift 20mH2O
Make-up pump 17；The circulated sprinkling pump 18 of flow 25t/h, lift 10mH2O；The fresh water pump 19 of flow 12t/h, lift 15mH2O；Stream
Amount 6t/h, the brine pump 20 of lift 15mH2O；The seawater 21 of 20 DEG C of temperature, flow 18t/h；20 DEG C of temperature, flow 12t/h it is solidifying
Knot fresh water 22；The salt solution 23 of 40 DEG C of temperature, flow 6t/h；The low pressure water vapor 24 of absolute pressure 0.8bar, flow 7t/h；Absolute pressure
1bar, the heating steam 25 of flow 12t/h are constituted.
Siphon circulation adverse current is taken the tube side of hot climbing film evaporator 1 top gaseous state heat pump fluid outlet 1-7 and is connected by pipeline in pipe
Connect siphon circulation adverse current in compressor 5, pipe take heat rise the shell side of film steam boiler condenser 6, device for drying and filtering 4-1, expansion valve 4,
Siphon circulation adverse current takes the tube side bottom liquid heat pump fluid import 1-6 of hot climbing film evaporator 1, composition heat pump cycle loop in pipe；
Siphon circulation adverse current takes the top condensing import 1-1 of the shell side of hot climbing film evaporator 1, the distribution of middle part annulus vertically in pipe
Siphon heat removing tube cluster 1-3 outsides, the solidifying water out 1-5 in bottom, composition condensing adverse current heat release loop；
Siphon circulation adverse current takes bottom liquid heat pump fluid import 1-6, the bottom tapping of the tube side of hot climbing film evaporator 1 in pipe
Chamber 1-4, middle part annulus are distributed vertical siphon heat removing tube cluster 1-3 inner side, top disengagement chamber 1-2, top gaseous state heat pump fluid outlet
1-7, constitutes siphon circulation adverse current in the pipe of heat pump fluid and takes hot climbing-film evaporation loop, and wherein annulus is distributed vertical siphon heat removing tube
Cluster 1-3 is annulus distribution, vertically disposed tube bundle, and center sets cylindrical space siphon decline passway, and tube bundle inwall
Multiple cylindrical spaces are set to siphon rising passway, and siphon decline passway is roughly equal with the circulation area of siphon rising passway；
The shell that siphon circulation adverse current takes hot climbing film evaporator 1 in pipe is the vertically disposed face of cylinder；
Siphon circulation adverse current takes the tube side upper inside wall of hot climbing film evaporator 1 and sets liquid-level switch 3 in pipe, according to heat pump fluid
The aperture of liquid level signal closed-loop control expansion valve 4, and the outlet of expansion valve 4 takes heat by siphon circulation adverse current in connecting pipe of pipeline
The tube side bottom liquid heat pump fluid import 1-6 of climbing film evaporator 1, constitutes heat pump fluid expansion circuit；
In pipe siphon circulation adverse current take heat rise the shell side of film steam boiler condenser 6 top gaseous state heat pump fluid import 6-6,
Middle part annulus is distributed vertical siphon heat release tube bundle 6-3 outsides, bottom liquid heat pump fluid outlet 6-7, constitutes the inverse of heat pump fluid
Banish hot loop；
The bottom that the interior siphon circulation adverse current of pipe takes the tube side of heat liter film steam boiler condenser 6 softens moisturizing import 6-1, bottom
Branch chamber 6-4, middle part annulus are distributed vertical siphon heat release tube bundle 6-3 inner side, top disengagement chamber 6-2, top steam outlet 6-
5, composition softens siphon circulation adverse current in the pipe of moisturizing and takes hot climbing-film evaporation loop, and wherein annulus is distributed vertical siphon heat release tube bundle
6-3 is annulus distribution, vertically disposed tube bundle, and center sets a cylindrical space siphon decline passway, and tube bundle inwall is more
Individual cylindrical space is set to siphon rising passway, and siphon decline passway is roughly equal with the circulation area of siphon rising passway；
The shell that siphon circulation adverse current takes heat liter film steam boiler condenser 6 in pipe is the vertically disposed face of cylinder；
Siphon circulation adverse current takes the tube side upper inside wall of heat liter film steam boiler condenser 6 and sets liquid-level switch 3, foundation in pipe
The water level signal closed-loop control for softening moisturizing 8 softens the aperture of refill flow regulating valve 9, and softens refill flow regulating valve 9
Outlet takes the tube side bottom of heat liter film steam boiler condenser 6 and softens moisturizing import 6- by siphon circulation adverse current in connecting pipe of pipeline
1, with after softening moisturizing 8, composition softens refill flow regulating loop；
Siphon circulation adverse current takes the tube side top disengagement chamber 6-2 inwalls of heat liter film steam boiler condenser 6 and sets pressure in pipe
Switch 12 and temperature switch 13 each；
Siphon circulation adverse current takes the fixed gas row in the middle part of the shell side of hot climbing film evaporator 1 in the air inlet connecting tube of vavuum pump 14
Outlet 1-11, composition fixed gas discharge loop；
Often the shell side of effect evaporator 15 and its preheater 16 is mutual by upper steam pipe 15-1 water pipe 15-2s solidifying with bottom
Connection, composition condenses backheat loop；
Often the liquid outlet 15-4 of the tube side bottom fluid reservoir 15-3 of effect evaporator 15, a point liquid threeway, circulation are connected by pipeline
Spray pump 18, the tube side of evaporator 15 top liquid distributor 15-5, composition brine recycling spray loop；
Often effect evaporator 15 shell side bottom sets air intake 15-6, water inlet 15-7, delivery port 15-8, with every effect evaporator
The top venthole 15-10 of 15 tube side bottom demister 15-9, constitutes the water vapour of evaporator 15, solidifying hydraulic art tie point；
Every inlet 15-11, the liquid outlet 15-4 institutes of fluid reservoir 15-3 of the tube side bottom fluid reservoir 15-3 of effect evaporator 15
Connection point liquid threeway, constitutes brine process tie point；
Often imitate the water vapour of the shell side of evaporator 15, coagulate hydraulic art tie point, the water vapour of tube side, brine process tie point,
Imitated with before it by pipeline respectively, the corresponding technique tie point of aftereffect evaporator 15 is connected in series with each other, and constitutes multi-effect distilling work
Skill；
Seawater 21 is sequentially connected seawater make-up pump 17, each effect preheater 16, the tube side of first evaporator 15 top by pipeline
Liquid distributor 15-5, composition seawater supplement, preheating circuit；
The liquid outlet 15-4 of the tube side bottom fluid reservoir 15-3 of last evaporator 15 connects a point liquid threeway, is connected by pipeline
Brine pump 20 constitutes brine discharge loop to exclude salt solution 23；
The tube side venthole 15-10 and shell side delivery port 15-8 of last evaporator 15, rainbow in connecting tube is distinguished by pipeline
Condensing import 1-1 and solidifying water inlet 1-12 that circulation adverse current takes hot climbing film evaporator 1 are inhaled, condensing resource loop is constituted；
Siphon circulation adverse current takes the solidifying water out 1-5 of hot climbing film evaporator 1 in pipe, connects fresh water pump 19 to draw by pipeline
Go out to condense fresh water 22, composition condenses fresh water and takes loop；
High-pressure water vapor 11 flows through the air intake of hot compression formula vapour vapour injector 10 by pipeline, and is sprayed by its nozzle at high speeds
Go out, the low pressure water vapor 24 that the negative pressure for being formed passes through its ejecting port and pipeline injection steam outlet 6-5, and mix, diffusion
As middle pressure, high-temperature heating water vapour 25, exported through its venthole, connecting the shell side bottom of first evaporator 15 by pipeline enters vapour
Mouth 15-6, composition water vapour injection loop.
Siphon circulation adverse current takes the tube side top inlet port 1-8 of hot climbing film evaporator 1 by pipeline and two-way valve 1-10 in pipe
The low-pressure injection mouthful of connection injector 1-9, siphon circulation adverse current takes heat and rises the shell side top outlet of film steam boiler condenser 6 in pipe
Mouth 6-8 connects the high pressure admission mouthful of injector 1-9 by pipeline and two-way valve 1-10, and the oil return opening 5-1 of the air intake duct of compressor 5 leads to
The middle extrusion steam ports of piping and two-way valve 1-10 connection injectors 1-9, siphon circulation adverse current takes hot climbing-film evaporation in composition pipe
The oil return circuit of device 1.
Condensing 2 is liquid waste heat medium 2, or gaseous state waste heat medium 2, or indirect steam 2, or exhaust steam 2, or
Weary steam 2.
Driving equipment 5-2 is motor 5-2, or gas driven explosive motor 5-2, or gasoline driven internal-combustion engine
Machine 5-2, or diesel driven explosive motor 5-2, or kerosene drive explosive motor 5-2, or Stirling external combustion to start
Machine 5-2, or gas driven gas-turbine engine 5-2, or coal gas drive gas-turbine engine 5-2.
Siphon circulation adverse current takes the tube side upper inside wall of heat liter film steam boiler condenser 6 and sets liquid-level switch 3, foundation in pipe
The water level signal closed-loop control for softening moisturizing 8 softens the aperture of refill flow regulating valve 9, and softens refill flow regulating valve 9
Import passes through pipeline and connects the regenerator 5-3 of engine 5-2 to export, its outlet then by siphon circulation in connecting pipe of pipeline countercurrently
Take heat and rise the tube side bottom softening moisturizing import 6-1 of film steam boiler condenser 6, with preheating, regulation, after softening moisturizing 8, composition
Soften moisturizing backheat and flow control circuit.
In the embodiment of the present invention：
By multigroup evaporator 15 and its preheater 16, through the water vapour for often imitating the shell side of evaporator 15, solidifying hydraulic art tie point,
The water vapour of tube side, brine process tie point, respectively by pipeline and its preceding effect, the corresponding technique tie point of aftereffect evaporator 15
It is connected in series with each other, constitutes multi-effect distilling technique；Only need to be to the shell side of first evaporator 15 and its preheater 16 input heating water
Steam 25, and discharge its latent heat of condensation, reclaim condensation fresh water 22；Each effect from that point on, spray in this effect evaporator 15
When drenching preheating supplement seawater 21 or Sprayer Circulation salt solution 23, while water recovery latent heat is imitated before recovery, this effect is distilled out
Indirect steam, and aftereffect evaporator 15 and its preheater 16 are introduced, repeat to reclaim condensation while condensing into and condensing fresh water 22
Latent heat, the preheating thermal source of seawater 21 is supplemented using the distillation thermal source as aftereffect circulated sprinkling salt solution 23, and aftereffect；Preceding effect
The condensation fresh water and circulated sprinkling salt solution produced in evaporator 15 and its preheater 16, using front and rear effect pressure differential, introduce respectively
The corresponding technique tie point ... of aftereffect evaporator 15 so repeats, and produced indirect steam is lowered the temperature, is depressured step by step, and
Repeat to reclaim the latent heat of condensation, until the indirect steam that last evaporator 15 is distilled out is flowed out by venthole 15-10, and each effect is steamed
The condensation fresh water produced in hair device 15 and its preheater 16 is flowed out by delivery port 15-8, and its temperature is close to ambient condition.
Seawater 21 is driven by seawater make-up pump 17, and each effect preheater 16, the tube side of first evaporator 15 top cloth are flowed through successively
Liquid device 15-5, with supplement, pre- hot sea water 21.
The liquid outlet 15-4 of the tube side bottom fluid reservoir 15-3 of last evaporator 15 connects a point salt solution for liquid threeway 23, by salt
Water pump 20 drives discharge to specify place.
Flow 5.79t/h that the tube side venthole 15-10 of last evaporator 15 is discharged, temperature 50 C indirect steam 2 pass through
Top condensing import 1-1, is introduced into during siphon circulation adverse current takes the shell side of hot climbing film evaporator 1 in pipe, and at middle part, annulus distribution is vertical
Condensation heat turns into condensation fresh water 22 on the outside of siphon heat removing tube cluster 1-3；The shell side delivery port 15-8 of last evaporator 15 is discharged
Fresh water 22 is condensed by solidifying water inlet 1-12, is introduced into during siphon circulation adverse current in pipe takes the shell side of hot climbing film evaporator 1, divide in annulus
Lower the temperature after heat release on the outside of the vertical siphon heat removing tube cluster 1-3 of cloth；And by heat pump cycle reclaim indirect steam 2 the latent heat of condensation, with
And the cooling sensible heat of condensation fresh water 22, to provide source heat pump heat.
Siphon circulation adverse current takes the solidifying water out 1-5 in bottom of hot climbing film evaporator 1 in pipe, and fresh water pump 19 is connected by pipeline
Fresh water 22 is condensed to draw.
Siphon circulation adverse current takes the liquid-level switch 3 of the tube side upper inside wall of hot climbing film evaporator 1 setting in pipe, according to heat pump work
The aperture of matter liquid level signal closed-loop control expansion valve 4, so that low pressure two-phase heat pump fluid 7 flows through tube side bottom liquid from bottom to up
Heat pump fluid import 1-6, bottom tapping chamber 1-4, middle part annulus are distributed vertical siphon heat removing tube cluster 1-3 inner sides, top disengagement chamber
1-2, top gaseous state heat pump fluid outlet 1-7, heat pump fluid therein 7 receive pipeline external pressure at liquid heat pump fluid import 1-6
Act on and be flowed directly to branch chamber 1-4, annulus and be distributed vertical siphon heat removing tube cluster 1-3 inner sides, then extract in a counter-current configuration
The source heat release of 4050kW condensings and climbing-film evaporation, proportion reduce, and in central cylindrical siphon decline passway, due to heat pump fluid 7
Temperature is relatively low, proportion is larger, therefore sunk by Action of Gravity Field, so as to form the siphon circulation for driving augmentation of heat transfer.
Siphon circulation adverse current takes the tube side of hot climbing film evaporator 1 top low pressure superheated gaseous heat pump fluid 7 by combustion gas in pipe
The compressor 5 that burn engine 5-2 drives is collapsed into high pressure superheater gaseous state heat pump fluid 7, is re-fed into managing interior siphon circulation countercurrently
Take heat and rise the shell side condensation of film steam boiler condenser 6 as high pressure supercooled liquid heat pump fluid 7, flow through device for drying and filtering 4-1,
Expanded valve 4 throttles and turns into low pressure two-phase heat pump fluid 7 again, back flows back into siphon circulation adverse current in pipe and takes hot climbing film evaporator
1 tube side rises film steam to complete heat pump cycle, while the condenser heat of 5017kW being released to manage interior siphon circulation adverse current and taking heat
20 DEG C of 6 tube side inlet temperature of boiler condenser, the softening moisturizing 8 of flow 7t/h.
High pressure superheater gaseous state heat pump fluid 7 flows through siphon circulation adverse current in pipe and takes heat liter film steam boiler condensation from top to bottom
Gaseous state heat pump fluid import 6-6, middle part annulus at the top of the shell side of device 6 are distributed vertical siphon heat release tube bundle 6-3 outsides, bottom liquid
Heat pump fluid export 6-7, then in a counter-current configuration releasing by parts its overheat sensible heat, condensation latent heat, supercooling sensible heat, and condensation turn into
High pressure supercooled liquid heat pump fluid 7.
Siphon circulation adverse current takes heat and rises the liquid-level switch 3 that the tube side upper inside wall of film steam boiler condenser 6 is set in pipe, according to
Soften the aperture of refill flow regulating valve 9 according to the water level signal closed-loop control for softening moisturizing 8, so that 20 DEG C of inlet temperature, flow
After the softening moisturizing 8 of 7t/h is preheated to 35 DEG C by the set cylinder cooling of engine 5-2 and flue gas regenerator 5-3, flow through from bottom to up
Siphon circulation adverse current takes softening moisturizing import 6-1, bottom tapping chamber 6- that heat rises the tube side bottom of film steam boiler condenser 6 in pipe
4th, middle part annulus is distributed vertical siphon heat release tube bundle 6-3 inner side, then extract in a counter-current configuration heat pump fluid 7 5017kW it is cold
Solidifying heat release and climbing-film evaporation, proportion reduce, and in central cylindrical siphon decline passway, because the temperature for softening moisturizing is relatively low,
Proportion is larger, therefore is sunk by Action of Gravity Field, so as to form the siphon circulation for driving augmentation of heat transfer；And the absolute pressure for producing
The low pressure water vapor 24 of 0.8bar, flow 7t/h, through the separation of top disengagement chamber 6-2 after, then flowed by top steam outlet 6-5
Go out.
Absolute pressure 9bar, the high-pressure water vapor 11 of flow 3t/h enter vapour by what pipeline flowed through hot compression formula vapour vapour injector 10
Mouthful, and sprayed by its nozzle at high speeds, the negative pressure for being formed passes through its ejecting port and pipeline injection steam outlet 6-5 absolute pressures
The low pressure water vapor 24 of 0.8bar, flow 7t/h, and mix, diffusion turn into absolute pressure 1bar, the heating steam of flow 12t/h
25, exported through its venthole, the shell side bottom air intake 15-6 of first evaporator 15 is connected by pipeline, with equal quality flow
Low pressure water vapor 24 substitutes high-pressure water vapor 11.And by the pressure switch 12 and temperature switch of top disengagement chamber 6-2 inwall settings
The steam rates of 13 co- controlling hot compression formula vapour vapour injectors 5.
Siphon circulation adverse current takes the high-pressure gaseous heat that heat rises the shell side top gas outlet 6-8 of film steam boiler condenser 6 in pipe
Pump work substance 7 flows through the high pressure admission mouthful of injector 1-9 by pipeline, two-way valve 1-10, and is sprayed by its nozzle at high speeds, is formed
Negative pressure by its low-pressure injection mouth, pipeline, two-way valve 1-10, pipe in siphon circulation countercurrently take on the tube side of hot climbing film evaporator 1
The inlet port 1-8 in portion and injection lubricating oil, and mix, diffusion turns into middle pressure fluid, then through wherein extruding steam ports, pipeline, two leading to
Valve 1-10, sends the air intake duct oil return opening 5-1 of compressor 5 back to.
Vavuum pump 14 is opened, hot climbing film evaporator 1 is taken to extract siphon circulation adverse current in pipe out from fixed gas outlet 1-11
Fixed gas in shell side condensing 2, and drain into environment.
Claims (4)
1. a kind of condensing source heat pump backheat drives multiple-effect distillation device, and it takes hot climbing film evaporator by siphon circulation adverse current in pipe
(1)；Condensing import (1-1)；Disengagement chamber (1-2)；Annulus is distributed vertical siphon heat removing tube cluster (1-3)；Branch chamber (1-4)；Solidifying water
Outlet (1-5)；Liquid heat pump fluid import (1-6)；Gaseous state heat pump fluid exports (1-7)；Inlet port (1-8)；Injector (1-
9)；Two-way valve (1-10)；Fixed gas outlet (1-11)；Solidifying water inlet (1-12)；Condensing (2)；Liquid-level switch (3)；Expansion valve
(4)；Device for drying and filtering (4-1)；Compressor (5)；Oil return opening (5-1)；Driving equipment (5-2)；Regenerator (5-3)；Siphon in pipe
Circulation adverse current takes heat and rises film steam boiler condenser (6)；Soften moisturizing import (6-1)；Disengagement chamber (6-2)；Annulus distribution is vertical
Siphon heat release tube bundle (6-3)；Branch chamber (6-4)；Steam outlet (6-5)；Gaseous state heat pump fluid import (6-6)；Liquid heat pump
Sender property outlet (6-7)；Gas outlet (6-8)；Heat pump fluid (7)；Soften moisturizing (8)；Soften refill flow regulating valve (9)；Hot pressing
Contracting formula vapour vapour injector (10)；High-pressure water vapor (11)；Pressure switch (12)；Temperature switch (13)；Vavuum pump (14)；Evaporator
(15)；Steam pipe (15-1)；Solidifying water pipe (15-2)；Fluid reservoir (15-3)；Liquid outlet (15-4)；Liquid distributor (15-5)；Air intake
(15-6)；Water inlet (15-7)；Delivery port (15-8)；Demister (15-9)；Venthole (15-10)；Inlet (15-11)；In advance
Hot device (16)；Seawater make-up pump (17)；Circulated sprinkling pump (18)；Fresh water pump (19)；Brine pump (20)；Seawater (21)；Condense light
Water (22)；Salt solution (23)；Low pressure water vapor (24)；Heating steam (25) is constituted, it is characterised in that：The interior siphon circulation of pipe is countercurrently
Take hot climbing film evaporator (1) tube side top gaseous state heat pump fluid outlet (1-7) and siphon in compressor (5), pipe is connected by pipeline
Circulation adverse current takes heat and rises siphon circulation in film steam boiler condenser (6) shell side, device for drying and filtering (4-1), expansion valve (4), pipe
Adverse current takes hot climbing film evaporator (1) tube side bottom liquid heat pump fluid import (1-6), composition heat pump cycle loop；Siphon in pipe
Circulation adverse current takes top condensing import (1-1) of hot climbing film evaporator (1) shell side, middle part annulus and is distributed vertical siphon heat removing tube cluster
(1-3) outside, the solidifying water out (1-5) in bottom, composition condensing adverse current heat release loop；Siphon circulation adverse current takes hot climbing-film evaporation in pipe
Bottom liquid heat pump fluid import (1-6) of device (1) tube side, bottom tapping chamber (1-4), middle part annulus are distributed vertical rainbow extract heat
Tube bundle (1-3) inner side, top disengagement chamber (1-2), top gaseous state heat pump fluid outlet (1-7), constitute rainbow in the pipe of heat pump fluid
Inhale circulation adverse current and take hot climbing-film evaporation loop, wherein annulus is distributed vertical siphon heat removing tube cluster (1-3) and is annulus distribution, vertically sets
The tube bundle put, center sets a cylindrical space siphon decline passway, and multiple cylindrical spaces of tube bundle inwall are set in siphon
Passage is risen, siphon decline passway is roughly equal with the circulation area of siphon rising passway；Siphon circulation adverse current takes heat and rises film in pipe
The shell of evaporator (1) is the vertically disposed face of cylinder；Siphon circulation adverse current is taken in hot climbing film evaporator (1) tube side top in pipe
Wall sets liquid-level switch (3), goes out according to the aperture of heat pump fluid liquid level signal closed-loop control expansion valve (4), and expansion valve (4)
Mouth takes hot climbing film evaporator (1) tube side bottom liquid heat pump fluid import (1-6) by siphon circulation adverse current in connecting pipe of pipeline,
Composition heat pump fluid expansion circuit；Siphon circulation adverse current takes the top gaseous state that heat rises film steam boiler condenser (6) shell side in pipe
Heat pump fluid import (6-6), middle part annulus are distributed vertical siphon heat release tube bundle (6-3) outside, bottom liquid heat pump fluid outlet
(6-7), constitutes the adverse current heat release loop of heat pump fluid；Siphon circulation adverse current takes heat and rises film steam boiler condenser (6) pipe in pipe
Bottom softening moisturizing import (6-1) of journey, bottom tapping chamber (6-4), middle part annulus are distributed in vertical siphon heat release tube bundle (6-3)
Side, top disengagement chamber (6-2), top steam outlet (6-5), composition soften siphon circulation adverse current in the pipe of moisturizing and take heat liter film
It is annulus distribution, vertically disposed tube bundle that evaporation circuit, wherein annulus are distributed vertical siphon heat release tube bundle (6-3), and center is set
One cylindrical space siphon decline passway, and multiple cylindrical spaces of tube bundle inwall are set to siphon rising passway, siphon declines logical
Road is roughly equal with the circulation area of siphon rising passway；Siphon circulation adverse current takes heat and rises film steam boiler condenser (6) in pipe
Shell be the vertically disposed face of cylinder；Siphon circulation adverse current takes heat and rises in film steam boiler condenser (6) tube side top in pipe
Wall sets liquid-level switch (3), and opening for refill flow regulating valve (9) is softened according to the water level signal closed-loop control for softening moisturizing (8)
Degree, and the outlet for softening refill flow regulating valve (9) takes heat and rises film steam boiler by siphon circulation adverse current in connecting pipe of pipeline
Condenser (6) tube side bottom softens moisturizing import (6-1), and with after softening moisturizing (8), composition softens refill flow and adjusts back
Road；The interior siphon circulation adverse current of pipe takes heat liter film steam boiler condenser (6) tube side top disengagement chamber (6-2) inwall setting pressure and opens
Close (12) and each one of temperature switch (13)；Siphon circulation adverse current takes hot climbing-film evaporation in the air inlet connecting tube of vavuum pump (14)
Fixed gas outlet (1-11) in the middle part of device (1) shell side, composition fixed gas discharge loop；Often imitate evaporator (15) and its preheater
(16) shell side is connected with each other by the solidifying water pipe (15-2) in upper steam pipe (15-1) and bottom, and composition condenses backheat loop；Often
The liquid outlet (15-4) of evaporator (15) tube side bottom fluid reservoir (15-3) is imitated, point liquid threeway, a circulated sprinkling are connected by pipeline
Pump (18), evaporator (15) tube side top liquid distributor (15-5), composition brine recycling spray loop；Often imitate evaporator (15) shell side
Bottom sets air intake (15-6), water inlet (15-7), delivery port (15-8), with every effect evaporator (15) tube side bottom demister
The top venthole (15-10) of (15-9), the water vapour of composition evaporator (15), solidifying hydraulic art tie point；Often imitate evaporator
(15) inlet (15-11) of tube side bottom fluid reservoir (15-3), the liquid outlet (15-4) of fluid reservoir (15-3) connect a point liquid
Threeway, constitutes brine process tie point；The water vapour of evaporator (15) shell side, solidifying hydraulic art tie point are often imitated, the water of tube side steams
Vapour, brine process tie point, are serially connected by pipeline with the corresponding technique tie point of its preceding effect, aftereffect evaporator (15) respectively
Connection, constitutes multi-effect distilling technique；Seawater (21) by pipeline be sequentially connected seawater make-up pump (17), respectively effect preheater (16),
First evaporator (15) tube side top liquid distributor (15-5), composition seawater supplement, preheating circuit；Last evaporator (15) tube side bottom
The liquid outlet (15-4) of portion's fluid reservoir (15-3) connects a point liquid threeway, connects brine pump (20) to exclude salt solution by pipeline
(23), composition brine discharge loop；The tube side venthole (15-10) of last evaporator (15) and shell side delivery port (15-8), lead to
Siphon circulation adverse current takes the condensing import (1-1) of hot climbing film evaporator (1) and solidifying water inlet (1- to piping in connecting tube respectively
12) condensing resource loop, is constituted；Siphon circulation adverse current takes the solidifying water out (1-5) of hot climbing film evaporator (1) in pipe, by pipeline
Connection fresh water pump (19) condenses fresh water (22) to draw, and composition condenses fresh water and takes loop；High-pressure water vapor (11) is by pipeline
The air intake of hot compression formula vapour vapour injector (10) is flowed through, and is sprayed by its nozzle at high speeds, the negative pressure for being formed passes through its injection
Mouthful and pipeline injection steam outlet (6-5) low pressure water vapor (24), and mix, diffusion turn into middle pressure, high-temperature heating water steam
Vapour (25), is exported through its venthole, and first evaporator (15) shell side bottom air intake (15-6) is connected by pipeline, and composition water steams
Vapour injection loop；Siphon circulation adverse current is taken hot climbing film evaporator (1) tube side top inlet port (1-8) and is led to by pipeline and two in pipe
The low-pressure injection mouthful of valve (1-10) connection injector (1-9), siphon circulation adverse current takes heat and rises film steam boiler condenser (6) in pipe
Shell side top gas outlet (6-8) connects the high pressure admission mouthful of injector (1-9), compressor by pipeline and two-way valve (1-10)
(5) oil return opening (5-1) of air intake duct connects the middle extrusion steam ports of injector (1-9), composition by pipeline and two-way valve (1-10)
Siphon circulation adverse current takes the oil return circuit of hot climbing film evaporator (1) in pipe.
2. multiple-effect distillation device is driven according to the condensing source heat pump backheat described in claim 1, it is characterised in that：Condensing (2) is
Liquid waste heat medium (2), or gaseous state waste heat medium (2), or indirect steam (2), or exhaust steam (2), or weary steam
(2)。
3. multiple-effect distillation device is driven according to the condensing source heat pump backheat described in claim 1, it is characterised in that：Driving equipment
(5-2) is motor (5-2), or gas driven explosive motor (5-2), or gasoline driven explosive motor (5-2), or
It is diesel driven explosive motor (5-2), or kerosene drives explosive motor (5-2), or Stirling external-burning engine (5-
, or gas driven gas-turbine engine (5-2), or coal gas drives gas-turbine engine (5-2) 2).
4. multiple-effect distillation device is driven according to the condensing source heat pump backheat described in claim 1, it is characterised in that：Siphon is followed in pipe
Ring adverse current takes heat and rises film steam boiler condenser (6) tube side upper inside wall setting liquid-level switch (3), and foundation softens moisturizing (8)
Water level signal closed-loop control softens the aperture of refill flow regulating valve (9), and the import for softening refill flow regulating valve (9) passes through
Regenerator (5-3) outlet of pipeline connection engine (5-2), its outlet then takes heat by siphon circulation adverse current in connecting pipe of pipeline
Rise film steam boiler condenser (6) tube side bottom and soften moisturizing import (6-1), with preheating, regulation, after softening moisturizing (8), group
Into softening moisturizing backheat and flow control circuit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621033474.7U CN206276054U (en) | 2016-08-21 | 2016-08-21 | Condensing source heat pump backheat drives multiple-effect distillation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621033474.7U CN206276054U (en) | 2016-08-21 | 2016-08-21 | Condensing source heat pump backheat drives multiple-effect distillation device |
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| Publication Number | Publication Date |
|---|---|
| CN206276054U true CN206276054U (en) | 2017-06-27 |
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ID=59084403
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178572A (en) * | 2016-08-21 | 2016-12-07 | 侴乔力 | Condensing source heat pump backheat drives multi-effect distilling technique |
| CN108926856A (en) * | 2018-08-14 | 2018-12-04 | 青岛大学 | A kind of continous way feed liquor multiple-effect vacuum inspissator based on heat pump |
| CN114249369A (en) * | 2021-12-30 | 2022-03-29 | 南京工业大学 | Saline wastewater treatment system and method applying ejector to provide power and vacuum variable frequency pump to stabilize pressure |
-
2016
- 2016-08-21 CN CN201621033474.7U patent/CN206276054U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178572A (en) * | 2016-08-21 | 2016-12-07 | 侴乔力 | Condensing source heat pump backheat drives multi-effect distilling technique |
| CN108926856A (en) * | 2018-08-14 | 2018-12-04 | 青岛大学 | A kind of continous way feed liquor multiple-effect vacuum inspissator based on heat pump |
| CN114249369A (en) * | 2021-12-30 | 2022-03-29 | 南京工业大学 | Saline wastewater treatment system and method applying ejector to provide power and vacuum variable frequency pump to stabilize pressure |
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