CN110454760A - Fermentation ullage disappears waste-heat recovery device and technique - Google Patents
Fermentation ullage disappears waste-heat recovery device and technique Download PDFInfo
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- CN110454760A CN110454760A CN201910717302.3A CN201910717302A CN110454760A CN 110454760 A CN110454760 A CN 110454760A CN 201910717302 A CN201910717302 A CN 201910717302A CN 110454760 A CN110454760 A CN 110454760A
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- 239000002918 waste heat Substances 0.000 title claims abstract description 138
- 238000000855 fermentation Methods 0.000 title claims abstract description 42
- 230000004151 fermentation Effects 0.000 title claims abstract description 42
- 238000011084 recovery Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000007789 gas Substances 0.000 claims abstract description 170
- 230000008676 import Effects 0.000 claims abstract description 29
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 142
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 142
- 239000004571 lime Substances 0.000 claims description 142
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 90
- 230000003020 moisturizing effect Effects 0.000 claims description 43
- 239000002699 waste material Substances 0.000 claims description 38
- 238000004064 recycling Methods 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000009833 condensation Methods 0.000 claims description 9
- 230000005494 condensation Effects 0.000 claims description 9
- 239000002351 wastewater Substances 0.000 claims description 5
- 238000010025 steaming Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000003643 water by type Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 4
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/04—Heat
- A61L2/06—Hot gas
- A61L2/07—Steam
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/24—Apparatus using programmed or automatic operation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/26—Accessories or devices or components used for biocidal treatment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/26—Steam-separating arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D11/00—Feed-water supply not provided for in other main groups
- F22D11/02—Arrangements of feed-water pumps
- F22D11/06—Arrangements of feed-water pumps for returning condensate to boiler
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Epidemiology (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
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- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Sustainable Energy (AREA)
- Processing Of Solid Wastes (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention belongs to heat recovery technical field, it is specifically related to a kind of fermentation ullage and disappears waste-heat recovery device and technique.Including waste-heat recoverer, the top of waste-heat recoverer is connected by secondary steam outlet pipe with steam compressor, and steam compressor is connected by pipeline with separator, and separator is connected by pipeline with jet chimney is recycled；The lower part tube side import of waste-heat recoverer and the sky steam inlet tube that disappears are connected；The tube side outlet of waste-heat recoverer is connected by tail gas connecting tube with the shell side of tail gas pre-heater, and the shell side of tail gas pre-heater is connected by pipeline with the shell side of exhaust gas cooler, and evacuation port is arranged in exhaust gas cooler top.Fermentation ullage of the present invention disappears waste-heat recovery device and technique, by being recycled to thermal energy, recovery efficiency is high, easy to use, energy-saving effect is good, it can be achieved that automation control, is that a kind of fermentation ullage that can effectively reduce energy consumption disappears waste-heat recovery device.
Description
Technical field
The invention belongs to heat recovery technical field, be specifically related to a kind of fermentation ullage disappear waste-heat recovery device and
Technique.
Background technique
Heat recovery refers to that the waste heat for generating industrial process recycles re-using again.It mainly include high-temp waste gas
Waste heat, waste vapour waste water residual heat, cooling medium waste heat etc..
It is that steam is passed through in fermentor that fermentation ullage, which disappears, opens simultaneously installed exhaust steam valve on various inlet and outlet pipelines,
Waste heat steam is emptied the method for carrying out sterilization to entire tank body.Equipment sky, which disappears, can be improved the utilization rate of equipment,
Conducive to realization continuous operation.With the progress of production technology, fermentor gradually develops to enlarged direction, and sky disappears consumed
Steam largely uses, if not recycling and reusing results in a large amount of energy waste.
Chinese patent CN204064033U discloses a kind of fermentation ullage and disappears the recycle device of waste vapour.Fermentation ullage disappears
The gas uniform effluent of discharge is into a particular conduit, then recovered pipeline is discharged into hose, and the ullage that makes to ferment disappears generation
Waste vapour is soluble in water, and the heat in waste vapour is then used for continuous sterilization technique.The ullage that will the ferment heat in process waste vapour that disappears leads to
Heating water is crossed to store, both waste heat was recycled, greatly reduces energy consumption, and waste steam exhausting can be prevented into atmosphere
Pollute environment.But no sky is disappeared organic matter in waste vapour to this method and disinfection mycelium is separated, and will cause heating
The pollution of water and influence to use.
Summary of the invention
The purpose of the present invention is overcome the deficiencies of the prior art and provide a kind of fermentation ullage to disappear waste-heat recovery device and work
Skill.The device and technique recycle thermal energy, have recovery efficiency high, easy to use, energy-saving effect is good, can automate control
Thermal energy is carried out recycling and reusing by waste-heat recovery device by the energy of the characteristics of processed, the discharge that ullage of fermenting can disappear.
A kind of fermentation ullage of the present invention disappears waste-heat recovery device, including waste-heat recoverer, waste-heat recoverer it is upper
Portion is connected by secondary steam outlet pipe with steam compressor, and steam compressor is connected by pipeline with separator, and separator passes through
Pipeline is connected with jet chimney is recycled；The lower part tube side import of waste-heat recoverer and the sky steam inlet tube that disappears are connected；Waste heat recycling
The tube side outlet of device is connected by tail gas connecting tube with the shell side of tail gas pre-heater, and the shell side of tail gas pre-heater passes through pipeline and tail
The shell side of Gas Cooler is connected, and evacuation port is arranged in exhaust gas cooler top.
Wherein:
The condensate outlet of waste-heat recoverer is connect by lime set efferent duct with lime set heat exchanger import, in lime set heat exchanger
Lime set exchanges heat with the water in replenisher tank, and lime set heat exchanger exit is connect by pipeline with lime set tank import, lime set tank lower part
Outlet is connected by the outer comb of lime set with wastewater disposal basin.
The lower part of waste-heat recoverer is connected by recycling inlet pipe with main circulation pump import, main circulation pump outlet and circulation outlet pipe
It is connected, circulation outlet pipe is connected with the middle part injector of waste-heat recoverer.
Exhaust gas cooler top connects moisturizing pipeline, exhaust gas cooler outlet by moisturizing inlet pipe and lime set heat exchanger into
Mouth is connected, and lime set heat exchanger is connected by pipeline with replenisher tank, and replenisher tank lower part is connected by pipeline with the import of small pump, mends
Exit of pump is three-port structure, and a-road-through piping connects the tube side import of tail gas pre-heater, changes in tail gas pre-heater and tail gas
It is flowed back into replenisher tank, is connect by water supply pipe with circulation inlet pipe by another way, on water supply pipe by warm-up cycle pipe after heat
It is provided with water compensating valve.
Tail gas pre-heater lower part outlet is connected by tail gas lime set delivery pipe with lime set tank import.
Check valve is set on separator and the pipeline for recycling jet chimney to be connected；Separator is returned by liquid back pipe and waste heat
Device is received to be connected.
Sky disappears and control valve is arranged on steam inlet tube.
The secondary steam that waste-heat recoverer generates carries out increasing temperature and pressure to scheduled operating condition by steam compressor, carries out again
It utilizes.
Waste-heat recoverer is connected with tail gas pre-heater, exhaust gas cooler, i.e. the offgas outlet of waste-heat recoverer passes through
Tail gas connecting tube is connect with tail gas pre-heater import, and the import of exhaust gas cooler is connected by pipeline and tail gas pre-heater outlet.
Tail gas pre-heater is connected by pipeline with replenisher tank, is recycled to the waste heat of tail gas, i.e. tail gas pre-heater
It is connected by warm-up cycle pipe with replenisher tank, and is recycled by small pump.
The condensate outlet of waste-heat recoverer is connected by pipeline with lime set heat exchanger, is recycled to the waste heat of lime set.
Device uses automatic valve, and sensor is arranged in equipment, and is connected to controller and carries out automatically controlling and can be remote
Range monitoring.
Fermentation ullage of the present invention disappears waste heat reclaiming process, comprising the following steps:
(1) 105-125 DEG C of waste vapour after fermentation ullage disappears enters the tube side of waste-heat recoverer by pipeline；
(2) the empty waste vapour multipaths in the tube side of waste-heat recoverer that disappears recycles, and is sufficiently exchanged heat with the water of shell side, changes
The 102-112 DEG C of lime set obtained after heat is entered in lime set heat exchanger by pipeline, 102-112 DEG C of obtained tail gas by pipeline according to
It is secondary to enter in tail gas pre-heater and exhaust gas cooler；
(3) water in waste-heat recoverer reaches 100 DEG C of bubble point by heating and vaporizes, and generates 100 DEG C of secondary steam warp
It crosses steam compressor and carries out increasing temperature and pressure, at 40-45 DEG C, the later steam of increasing temperature and pressure passes through outside separator discharge system for temperature rise
It recycles；
(4) 102-112 DEG C of the lime set of waste-heat recoverer is entered in lime set heat exchanger by pipeline and is changed with material in replenisher tank
Heat, lime set are cooled sufficiently to enter lime set tank by pipeline after 35-40 DEG C；
(5) 102-112 DEG C of tail gas is entered in tail gas pre-heater by pipeline with material-heat-exchanging in replenisher tank, enters back into tail
After being cooled sufficiently to 30-35 DEG C in Gas Cooler, on-condensible gas emptying, 35-40 DEG C of condensation water enters lime set tank simultaneously by pipeline
Outlet；
(6) 25 DEG C of normal-temperature water by pipeline sequentially enters exhaust gas cooler and lime set preheater be fully warmed-up it is laggard
Enter replenisher tank；
(7) water in replenisher tank is connected by small pump and warm-up cycle pipe with tail gas pre-heater and continuously circulation carries out heat
Amount recycling；And circulation inlet pipe is connected to by water supply pipe, moisturizing is carried out to waste-heat recoverer.
Fermentation ullage of the present invention disappear waste heat recycling the course of work of the technique in above-mentioned waste-heat recovery device such as
Under:
105-125 DEG C of waste vapour after fermentation ullage disappears enters the waste hot steam pipe of fermentor, passes through the useless of fermentor
Live steam pipe enters sky and disappears steam inlet tube, and sky disappears and control valve is arranged on steam inlet tube, by sky disappear steam inlet tube enter it is remaining
The tube side of heat regenerator；The sky waste vapour multipaths in the tube side of waste-heat recoverer that disappears recycles, and is sufficiently changed with the water of shell side
Heat, 102-112 DEG C of the tail gas obtained after heat exchange enter the shell side of tail gas pre-heater by tail gas connecting tube, preheat in tail gas
It exchanges heat in device in the water in replenisher tank, enters in exhaust gas cooler after heat exchange and filled with the water (25 DEG C) in moisturizing pipeline
It is emptied after dividing heat exchange；102-112 DEG C of lime set is obtained in waste-heat recoverer after heat exchange, lime set heat exchange is entered by lime set efferent duct
In device.
Water in waste-heat recoverer reaches 100 DEG C of bubble point by waste vapour heating and vaporizes, and generates 100 DEG C of secondary steam
Enter by secondary steam outlet pipe and carry out increasing temperature and pressure in steam compressor, temperature rise is at 40 DEG C -45 DEG C, the later steaming of increasing temperature and pressure
Vapour is provided with check valve on pipeline by recycling outside separator discharge system；The liquid phase of separator separation is returned by liquid back pipe
It returns in waste-heat recoverer.
The lower part water of waste-heat recoverer enters main circulation pump by recycling inlet pipe, and main circulation pump is conveyed using circulation outlet pipe
Injector carries out heat absorption evaporation in the middle part of to waste-heat recoverer.
102-112 DEG C of shell side of lime set of waste-heat recoverer is entered in lime set heat exchanger by lime set efferent duct and replenisher tank
Interior water heat exchange, lime set are cooled sufficiently to enter lime set tank by pipeline after 35-40 DEG C.
102-112 DEG C of tail gas is entered in tail gas pre-heater by tail gas connecting tube to exchange heat with the water in replenisher tank, heat exchange
After, tail gas enters back into exhaust gas cooler be cooled sufficiently to 30-35 DEG C after, on-condensible gas emptying, the 35- of tail gas pre-heater
40 DEG C of condensation waters enter lime set tank by tail gas lime set delivery pipe, and lime set tank lower part connects lime set outlet and manages outlet processing processed.
The outer moisturizing of system is entered in exhaust gas cooler by moisturizing pipeline, water (25 DEG C of the normal-temperature waters) warp in moisturizing pipeline
Lime set preheater is entered by moisturizing inlet pipe after tail gas preheating, replenisher tank is entered by pipeline after lime set preheats again；Replenisher tank
By piping connection small pump, moisturizing pump discharge is three-port structure for lower part, and the water in replenisher tank enters tail by moisturizing pump discharge
It is flowed back into replenisher tank after air preheater, with tail gas heat exchange by warm-up cycle pipe；And it is continuously recycled by small pump and carries out heat
Recycling；Moisturizing pump discharge is connected to circulation inlet pipe by water supply pipe and carries out moisturizing to waste-heat recoverer.
Compared with the prior art, the present invention has the following beneficial effects:
Fermentation ullage of the present invention disappears waste-heat recovery device and technique, by being recycled to thermal energy, recycling effect
Rate is high, easy to use, energy-saving effect is good, it can be achieved that automation control, the energy for the discharge that ullage of fermenting can disappear pass through waste heat
Thermal energy is carried out waste heat recycling, a secondary waste heat from tail gas and recycled by recovery gear, and collected thermal energy is converted into low-pressure steam, so
It is that one kind can effectively reduce the energy for recycling for energy afterwards by steam intensifier increasing temperature and pressure to scheduled operating condition
The fermentation ullage of consumption disappears waste-heat recovery device.
Detailed description of the invention
Fig. 1 is that fermentation ullage disappears waste-heat recovery device structural schematic diagram.
In figure: 1, exhaust gas cooler；2, tail gas pre-heater；3, warm-up cycle pipe；4, tail gas connecting tube；5, waste heat recycles
Device；6, secondary steam outlet pipe；7, steam compressor；8, liquid back pipe；9, separator；10, check valve；11, sky disappears steam inlet tube；
12, control valve；13, outlet pipe is recycled；14, main circulation pump；15, inlet pipe is recycled；16, water supply pipe；17, water compensating valve；18, lime set exports
Pipe；19, replenisher tank；20, small pump；21, lime set heat exchanger；22, lime set tank；23, the outer comb of lime set；24, tail gas lime set is discharged
Pipe；25, moisturizing inlet pipe.
Specific embodiment
The invention will be further described with reference to embodiments.
Embodiment 1
Fermentation ullage of the present invention disappears waste-heat recovery device, including waste-heat recoverer 5, the top of waste-heat recoverer 5
It is connected by secondary steam outlet pipe 6 with steam compressor 7, steam compressor 7 is connected by pipeline with separator 9, and separator 9 is logical
It crosses pipeline and is connected with jet chimney is recycled, check valve 10 is set on pipeline；Separator 9 passes through liquid back pipe 8 and waste-heat recoverer 5
It is connected.Waste hot steam pipe and the sky of fermentor the discharge steam inlet tube 11 that disappears are connected, empty disappear steam inlet tube 11 and waste-heat recoverer 5
Tube side import is connected, and control valve 12 is arranged on pipeline；The tube side outlet of waste-heat recoverer 5 is pre- by tail gas connecting tube 4 and tail gas
The shell side of hot device 2 is connected, and the shell side of tail gas pre-heater 2 is connected by pipeline with the shell side of exhaust gas cooler 1, exhaust gas cooler
Evacuation port is arranged in 1 top.
The condensate outlet of waste-heat recoverer 5 is connect by lime set efferent duct 18 with 21 import of lime set heat exchanger, is changed in lime set
Lime set exchanges heat with the water in replenisher tank 19 in hot device 21, and the outlet of lime set heat exchanger 21 is connected by pipeline and 22 import of lime set tank
It connects, 22 lower part outlet of lime set tank is connected by the outer comb 23 of lime set with wastewater disposal basin.
The lower part of waste-heat recoverer 5 by recycle inlet pipe 15 be connected with 14 import of main circulation pump, main circulation pump 14 export and
It recycles outlet pipe 13 to be connected, circulation outlet pipe 13 is connected with the middle part injector of waste-heat recoverer 5.
1 top of exhaust gas cooler connects moisturizing pipeline, and the outlet of exhaust gas cooler 1 passes through moisturizing inlet pipe 25 and lime set heat exchanger
21 import is connected, and lime set heat exchanger 21 is connected by pipeline with replenisher tank 19, and 19 lower part of replenisher tank passes through pipeline and small pump
20 import is connected, and the outlet of small pump 20 is three-port structure, and a-road-through piping connects the tube side import of tail gas pre-heater 2, In
Warm-up cycle pipe 3 flows back into replenisher tank 19 after tail gas pre-heater 2 and tail gas heat exchange, passes through water supply pipe 16 by another way and follows
Ring inlet pipe 15 connects, and is provided with water compensating valve 17 on water supply pipe 16.
The lower outlet of tail gas pre-heater 2 is connect by tail gas lime set delivery pipe 24 with 22 import of lime set tank.
22 lower part outlet of lime set tank is connected by the outer comb 23 of lime set with wastewater disposal basin, 22 top of lime set tank set there are two into
Mouthful, an import is that 22 upper inlet of lime set tank is connected by pipeline and the outlet of lime set heat exchanger 21, and another import is lime set tank
22 imports pass through pipeline by tail gas lime set delivery pipe 24 and the lower outlet connection of tail gas pre-heater 2,2 upper outlet of tail gas pre-heater
It is connect with 1 lower inlet of exhaust gas cooler, evacuation port is arranged in 1 top of exhaust gas cooler.
Fermentation ullage described in the present embodiment 1 disappears waste heat reclaiming process, comprising the following steps:
(1) 105 DEG C of waste vapour after fermentation ullage disappears enter the tube side of waste-heat recoverer by pipeline；
(2) the empty waste vapour multipaths in the tube side of waste-heat recoverer that disappears recycles, and is sufficiently exchanged heat with the water of shell side, changes
The 102 DEG C of lime sets obtained after heat are entered in lime set heat exchanger by pipeline, and 102 obtained DEG C tail gas sequentially enters tail by pipeline
In air preheater and exhaust gas cooler；
(3) water in waste-heat recoverer reaches 100 DEG C of bubble point by heating and vaporizes, and generates 100 DEG C of secondary steam warp
It crosses steam compressor and carries out increasing temperature and pressure, at 40 DEG C, the later steam of increasing temperature and pressure passes through outside separator discharge system again for temperature rise
It utilizes；
(4) entered in lime set heat exchanger by pipeline with material-heat-exchanging in replenisher tank for 102 DEG C of the lime set of waste-heat recoverer, coagulated
Liquid is cooled sufficiently to enter lime set tank by pipeline after 35 DEG C；
(5) 102 DEG C of tail gas is entered in tail gas pre-heater by pipeline with material-heat-exchanging in replenisher tank, and it is cold to enter back into tail gas
But after being cooled sufficiently to 30 DEG C in device, on-condensible gas emptying, 35 DEG C of condensation water enter lime set tank and outlet by pipeline；
(6) 25 DEG C of normal-temperature water by pipeline sequentially enters exhaust gas cooler and lime set preheater be fully warmed-up it is laggard
Enter replenisher tank；
(7) water in replenisher tank is connected by small pump and warm-up cycle pipe with tail gas pre-heater and continuously circulation carries out heat
Amount recycling；And circulation inlet pipe is connected to by water supply pipe, moisturizing is carried out to waste-heat recoverer.
Fermentation ullage described in the present embodiment 1 disappears the course of work of the technique in above-mentioned waste-heat recovery device of waste heat recycling
It is as follows:
105 DEG C of waste vapour enters the waste hot steam pipe of fermentor after fermentation ullage disappears, and passes through the waste hot steam of fermentor
Pipe enters sky and disappears steam inlet tube 11, and sky disappears and control valve 12 is arranged on steam inlet tube 11, is entered by the sky steam inlet tube 11 that disappears
The tube side of waste-heat recoverer 5；The sky waste vapour multipaths in the tube side of waste-heat recoverer 5 that disappears recycles, and is filled with the water of shell side
Divide heat exchange, 102 DEG C of the tail gas obtained after heat exchange enters the shell side of tail gas pre-heater 2 by tail gas connecting tube 4, pre- in tail gas
It exchanges heat in hot device in the water in replenisher tank, the water (25 in exhaust gas cooler 1 and in moisturizing pipeline is entered after heat exchange
DEG C) sufficiently heat exchange after empty；102 DEG C of lime set is obtained in waste-heat recoverer after heat exchange to change by lime set efferent duct 18 into lime set
In hot device 21.
Water in waste-heat recoverer 5 reaches 100 DEG C of bubble point by waste vapour heating and vaporizes, and generates 100 DEG C of secondary steam
Enter in steam compressor 7 by secondary steam outlet pipe 6 and carry out increasing temperature and pressure, temperature rise is at 40 DEG C, the later steam of increasing temperature and pressure
By recycling outside 9 discharge system of separator, check valve 10 is provided on pipeline；The isolated liquid phase of separator 9 passes through liquid back pipe 8
It returns in waste-heat recoverer 5.
The lower part water of waste-heat recoverer 5 enters main circulation pump 14 by circulation inlet pipe 15, conveys using circulation outlet pipe 13
Heat absorption evaporation is carried out to 5 middle part injector of waste-heat recoverer.
102 DEG C of shell side of lime set of waste-heat recoverer 5 is entered in lime set heat exchanger 21 by lime set efferent duct 18 and moisturizing
Water exchanges heat in tank 19, and lime set is cooled sufficiently to enter lime set tank 22 by pipeline after 35 DEG C.
102 DEG C of tail gas is entered in tail gas pre-heater 2 by tail gas connecting tube 4 to exchange heat with the water in replenisher tank 19, heat exchange
After, tail gas enters back into exhaust gas cooler 1 be cooled sufficiently to 30 DEG C after, on-condensible gas emptying, 35 DEG C of tail gas pre-heater 2
Condensation water enters lime set tank 22 by tail gas lime set delivery pipe 24, and 22 lower part of lime set tank connects the outer comb 23 of lime set and controls at outlet
Reason.
The outer moisturizing of system is entered in exhaust gas cooler 1 by moisturizing pipeline, the water (25 DEG C of normal-temperature waters) in moisturizing pipeline
Lime set preheater 21 is entered by moisturizing inlet pipe 25 after tail gas preheats, replenisher tank is entered by pipeline after lime set preheats again
19；19 lower part of replenisher tank is three-port structure by piping connection small pump 20, the outlet of small pump 20, and the water in replenisher tank 19 passes through
The outlet of small pump 20 enters tail gas pre-heater 2, is flowed back into replenisher tank 19 with after tail gas heat exchange by warm-up cycle pipe 3；And by
Continuously circulation carries out heat recovery to small pump 20；The outlet of small pump 20 is connected to circulation inlet pipe 15 by water supply pipe 16 and returns to waste heat
It receives device and carries out moisturizing.
Embodiment 2
The fermentation ullage as described in example 2 waste-heat recovery device that disappears is same as Example 1.
Fermentation ullage described in the present embodiment 2 disappears waste heat reclaiming process, comprising the following steps:
(1) 115 DEG C of waste vapour after fermentation ullage disappears enter the tube side of waste-heat recoverer by pipeline；
(2) the empty waste vapour multipaths in the tube side of waste-heat recoverer that disappears recycles, and is sufficiently exchanged heat with the water of shell side, changes
The 106 DEG C of lime sets obtained after heat are entered in lime set heat exchanger by pipeline, and 106 obtained DEG C tail gas sequentially enters tail by pipeline
In air preheater and exhaust gas cooler；
(3) water in waste-heat recoverer reaches 100 DEG C of bubble point by heating and vaporizes, and generates 100 DEG C of secondary steam warp
It crosses steam compressor and carries out increasing temperature and pressure, at 43 DEG C, the later steam of increasing temperature and pressure passes through outside separator discharge system again for temperature rise
It utilizes；
(4) entered in lime set heat exchanger by pipeline with material-heat-exchanging in replenisher tank for 106 DEG C of the lime set of waste-heat recoverer, coagulated
Liquid is cooled sufficiently to enter lime set tank by pipeline after 37 DEG C；
(5) 106 DEG C of tail gas is entered in tail gas pre-heater by pipeline with material-heat-exchanging in replenisher tank, and it is cold to enter back into tail gas
But after being cooled sufficiently to 33 DEG C in device, on-condensible gas emptying, 37 DEG C of condensation water enter lime set tank and outlet by pipeline；
(6) 25 DEG C of normal-temperature water by pipeline sequentially enters exhaust gas cooler and lime set preheater be fully warmed-up it is laggard
Enter replenisher tank；
(7) water in replenisher tank is connected by small pump and warm-up cycle pipe with tail gas pre-heater and continuously circulation carries out heat
Amount recycling；And circulation inlet pipe is connected to by water supply pipe, moisturizing is carried out to waste-heat recoverer.
Fermentation ullage described in the present embodiment 2 disappear waste heat recycling the course of work of the technique in waste-heat recovery device such as
Under:
115 DEG C of waste vapour enters the waste hot steam pipe of fermentor after fermentation ullage disappears, and passes through the waste hot steam of fermentor
Pipe enters sky and disappears steam inlet tube 11, and sky disappears and control valve 12 is arranged on steam inlet tube 11, is entered by the sky steam inlet tube 11 that disappears
The tube side of waste-heat recoverer 5；The sky waste vapour multipaths in the tube side of waste-heat recoverer 5 that disappears recycles, and is filled with the water of shell side
Divide heat exchange, 106 DEG C of the tail gas obtained after heat exchange enters the shell side of tail gas pre-heater 2 by tail gas connecting tube 4, pre- in tail gas
It exchanges heat in hot device in the water in replenisher tank, the water (25 in exhaust gas cooler 1 and in moisturizing pipeline is entered after heat exchange
DEG C) sufficiently heat exchange after empty；106 DEG C of lime set is obtained in waste-heat recoverer after heat exchange to change by lime set efferent duct 18 into lime set
In hot device 21.
Water in waste-heat recoverer 5 reaches 100 DEG C of bubble point by waste vapour heating and vaporizes, and generates 100 DEG C of secondary steam
Enter in steam compressor 7 by secondary steam outlet pipe 6 and carry out increasing temperature and pressure, temperature rise is at 43 DEG C, the later steam of increasing temperature and pressure
By recycling outside 9 discharge system of separator, check valve 10 is provided on pipeline；The isolated liquid phase of separator 9 passes through liquid back pipe 8
It returns in waste-heat recoverer 5.
The lower part water of waste-heat recoverer 5 enters main circulation pump 14 by circulation inlet pipe 15, conveys using circulation outlet pipe 13
Heat absorption evaporation is carried out to 5 middle part injector of waste-heat recoverer.
106 DEG C of shell side of lime set of waste-heat recoverer 5 is entered in lime set heat exchanger 21 by lime set efferent duct 18 and moisturizing
Water exchanges heat in tank 19, and lime set is cooled sufficiently to enter lime set tank 22 by pipeline after 37 DEG C.
106 DEG C of tail gas is entered in tail gas pre-heater 2 by tail gas connecting tube 4 to exchange heat with the water in replenisher tank 19, heat exchange
After, tail gas enters back into exhaust gas cooler 1 be cooled sufficiently to 33 DEG C after, on-condensible gas emptying, 37 DEG C of tail gas pre-heater 2
Condensation water enters lime set tank 22 by tail gas lime set delivery pipe 24, and 22 lower part of lime set tank connects the outer comb 23 of lime set and controls at outlet
Reason.
The outer moisturizing of system is entered in exhaust gas cooler 1 by moisturizing pipeline, the water (25 DEG C of normal-temperature waters) in moisturizing pipeline
Lime set preheater 21 is entered by moisturizing inlet pipe 25 after tail gas preheats, replenisher tank is entered by pipeline after lime set preheats again
19；19 lower part of replenisher tank is three-port structure by piping connection small pump 20, the outlet of small pump 20, and the water in replenisher tank 19 passes through
The outlet of small pump 20 enters tail gas pre-heater 2, is flowed back into replenisher tank 19 with after tail gas heat exchange by warm-up cycle pipe 3；And by
Continuously circulation carries out heat recovery to small pump 20；The outlet of small pump 20 is connected to circulation inlet pipe 15 by water supply pipe 16 and returns to waste heat
It receives device and carries out moisturizing.
Embodiment 3
The fermentation ullage described in embodiment 3 waste-heat recovery device that disappears is same as Example 1.
Fermentation ullage described in the present embodiment 1 disappears waste heat reclaiming process, comprising the following steps:
(1) 125 DEG C of waste vapour after fermentation ullage disappears enter the tube side of waste-heat recoverer by pipeline；
(2) the empty waste vapour multipaths in the tube side of waste-heat recoverer that disappears recycles, and is sufficiently exchanged heat with the water of shell side, changes
The 112 DEG C of lime sets obtained after heat are entered in lime set heat exchanger by pipeline, and 112 obtained DEG C tail gas sequentially enters tail by pipeline
In air preheater and exhaust gas cooler；
(3) water in waste-heat recoverer reaches 100 DEG C of bubble point by heating and vaporizes, and generates 100 DEG C of secondary steam warp
It crosses steam compressor and carries out increasing temperature and pressure, at 45 DEG C, the later steam of increasing temperature and pressure passes through outside separator discharge system again for temperature rise
It utilizes；
(4) entered in lime set heat exchanger by pipeline with material-heat-exchanging in replenisher tank for 112 DEG C of the lime set of waste-heat recoverer, coagulated
Liquid is cooled sufficiently to enter lime set tank by pipeline after 40 DEG C；
(5) 112 DEG C of tail gas is entered in tail gas pre-heater by pipeline with material-heat-exchanging in replenisher tank, and it is cold to enter back into tail gas
But after being cooled sufficiently to 35 DEG C in device, on-condensible gas emptying, 40 DEG C of condensation water enter lime set tank and outlet by pipeline；
(6) 25 DEG C of normal-temperature water by pipeline sequentially enters exhaust gas cooler and lime set preheater be fully warmed-up it is laggard
Enter replenisher tank；
(7) water in replenisher tank is connected by small pump and warm-up cycle pipe with tail gas pre-heater and continuously circulation carries out heat
Amount recycling；And circulation inlet pipe is connected to by water supply pipe, moisturizing is carried out to waste-heat recoverer.
Fermentation ullage described in the present embodiment 3 disappear waste heat recycling the course of work of the technique in waste-heat recovery device such as
Under:
125 DEG C of waste vapour enters the waste hot steam pipe of fermentor after fermentation ullage disappears, and passes through the waste hot steam of fermentor
Pipe enters sky and disappears steam inlet tube 11, and sky disappears and control valve 12 is arranged on steam inlet tube 11, is entered by the sky steam inlet tube 11 that disappears
The tube side of waste-heat recoverer 5；The sky waste vapour multipaths in the tube side of waste-heat recoverer 5 that disappears recycles, and is filled with the water of shell side
Divide heat exchange, 112 DEG C of the tail gas obtained after heat exchange enters the shell side of tail gas pre-heater 2 by tail gas connecting tube 4, pre- in tail gas
It exchanges heat in hot device in the water in replenisher tank, the water (25 in exhaust gas cooler 1 and in moisturizing pipeline is entered after heat exchange
DEG C) sufficiently heat exchange after empty；112 DEG C of lime set is obtained in waste-heat recoverer after heat exchange to change by lime set efferent duct 18 into lime set
In hot device 21.
Water in waste-heat recoverer 5 reaches 100 DEG C of bubble point by waste vapour heating and vaporizes, and generates 100 DEG C of secondary steam
Enter in steam compressor 7 by secondary steam outlet pipe 6 and carry out increasing temperature and pressure, temperature rise is at 45 DEG C, the later steam of increasing temperature and pressure
By recycling outside 9 discharge system of separator, check valve 10 is provided on pipeline；The isolated liquid phase of separator 9 passes through liquid back pipe 8
It returns in waste-heat recoverer 5.
The lower part water of waste-heat recoverer 5 enters main circulation pump 14 by circulation inlet pipe 15, conveys using circulation outlet pipe 13
Heat absorption evaporation is carried out to 5 middle part injector of waste-heat recoverer.
112 DEG C of shell side of lime set of waste-heat recoverer 5 is entered in lime set heat exchanger 21 by lime set efferent duct 18 and moisturizing
Water exchanges heat in tank 19, and lime set is cooled sufficiently to enter lime set tank 22 by pipeline after 40 DEG C.
112 DEG C of tail gas is entered in tail gas pre-heater 2 by tail gas connecting tube 4 to exchange heat with the water in replenisher tank 19, heat exchange
After, tail gas enters back into exhaust gas cooler 1 be cooled sufficiently to 35 DEG C after, on-condensible gas emptying, 40 DEG C of tail gas pre-heater 2
Condensation water enters lime set tank 22 by tail gas lime set delivery pipe 24, and 22 lower part of lime set tank connects the outer comb 23 of lime set and controls at outlet
Reason.
The outer moisturizing of system is entered in exhaust gas cooler 1 by moisturizing pipeline, the water (25 DEG C of normal-temperature waters) in moisturizing pipeline
Lime set preheater 21 is entered by moisturizing inlet pipe 25 after tail gas preheats, replenisher tank is entered by pipeline after lime set preheats again
19；19 lower part of replenisher tank is three-port structure by piping connection small pump 20, the outlet of small pump 20, and the water in replenisher tank 19 passes through
The outlet of small pump 20 enters tail gas pre-heater 2, is flowed back into replenisher tank 19 with after tail gas heat exchange by warm-up cycle pipe 3；And by
Continuously circulation carries out heat recovery to small pump 20；The outlet of small pump 20 is connected to circulation inlet pipe 15 by water supply pipe 16 and returns to waste heat
It receives device and carries out moisturizing.
Above embodiments only describe main feature main points and implementation method of the invention.Those skilled in the art should
Solution, the present invention is not limited to the above embodiments.Under the premise of not departing from inventive point and protection scope, there are also various by the present invention
Variation, these changes and improvements are fallen in the scope of protection of present invention.
Claims (8)
- The waste-heat recovery device 1. a kind of fermentation ullage disappears, it is characterised in that: including waste-heat recoverer (5), waste-heat recoverer (5) Top is connected by secondary steam outlet pipe (6) with steam compressor (7), and steam compressor (7) passes through pipeline and separator (9) phase Even, separator (9) is connected by pipeline with jet chimney is recycled；The lower part tube side import of waste-heat recoverer (5) and sky disappear steaming Vapour inlet pipe (11) is connected；The tube side outlet of waste-heat recoverer (5) passes through the shell side of tail gas connecting tube (4) and tail gas pre-heater (2) It is connected, the shell side of tail gas pre-heater (2) is connected by pipeline with the shell side of exhaust gas cooler (1), exhaust gas cooler (1) top Evacuation port is set.
- The waste-heat recovery device 2. fermentation ullage according to claim 1 disappears, it is characterised in that: waste-heat recoverer (5) coagulates Liquid outlet is connect by lime set efferent duct (18) with lime set heat exchanger (21) import, in the interior lime set of lime set heat exchanger (21) and moisturizing Water in tank (19) exchanges heat, and lime set heat exchanger (21) outlet is connect by pipeline with lime set tank (22) import, lime set tank (22) lower part outlet is connected by the outer comb (23) of lime set with wastewater disposal basin.
- The waste-heat recovery device 3. fermentation ullage according to claim 1 disappears, it is characterised in that: under waste-heat recoverer (5) Portion is connected by recycling inlet pipe (15) with main circulation pump (14) import, and main circulation pump (14) outlet is connected with circulation outlet pipe (13), Circulation outlet pipe (13) is connected with the middle part injector of waste-heat recoverer (5).
- The waste-heat recovery device 4. fermentation ullage according to claim 1 disappears, it is characterised in that: exhaust gas cooler (1) top Moisturizing pipeline is connected, exhaust gas cooler (1) outlet is connected by moisturizing inlet pipe (25) with the import of lime set heat exchanger (21), lime set Heat exchanger (21) is connected by pipeline with replenisher tank (19), and replenisher tank (19) lower part passes through the import phase of pipeline and small pump (20) Even, small pump (20) outlet is three-port structure, and a-road-through piping connects the tube side import of tail gas pre-heater (2), pre- in tail gas It is flowed back into replenisher tank (19) after hot device (2) and tail gas heat exchange by warm-up cycle pipe (3), water supply pipe is passed through by another way (16) it is connect with circulation inlet pipe (15), water compensating valve (17) is provided on water supply pipe (16).
- The waste-heat recovery device 5. fermentation ullage according to claim 1 disappears, it is characterised in that: tail gas pre-heater (2) lower part Outlet is connected by tail gas lime set delivery pipe (24) with lime set tank (22) import.
- The waste-heat recovery device 6. fermentation ullage according to claim 1 disappears, it is characterised in that: separator (9) and recycling Check valve (10) are set on the connected pipeline of jet chimney；Separator (9) is connected by liquid back pipe (8) with waste-heat recoverer (5).
- The waste-heat recovery device 7. fermentation ullage according to claim 1 disappears, it is characterised in that: sky disappears on steam inlet tube (11) It is arranged control valve (12).
- The waste heat reclaiming process 8. a kind of fermentation ullage described in claim 1 disappears, it is characterised in that: the following steps are included:(1) 105-125 DEG C of waste vapour after fermentation ullage disappears enters the tube side of waste-heat recoverer by pipeline；(2) the empty waste vapour multipaths in the tube side of waste-heat recoverer that disappears recycles, and is sufficiently exchanged heat with the water of shell side, after heat exchange 102-112 DEG C of obtained lime set is entered in lime set heat exchanger by pipeline, 102-112 DEG C of obtained tail gas by pipeline successively into Enter in tail gas pre-heater and exhaust gas cooler；(3) water in waste-heat recoverer reaches 100 DEG C of bubble point by heating and vaporizes, and generates 100 DEG C of secondary steam by steaming Vapour compressor carries out increasing temperature and pressure, and at 40 DEG C -45 DEG C, the later steam of increasing temperature and pressure passes through outside separator discharge system again for temperature rise It utilizes；(4) entered in lime set heat exchanger by pipeline with material-heat-exchanging in replenisher tank for 102-112 DEG C of the lime set of waste-heat recoverer, coagulated Liquid is cooled sufficiently to enter lime set tank by pipeline after 35-40 DEG C；(5) 102-112 DEG C of tail gas is entered in tail gas pre-heater by pipeline with material-heat-exchanging in replenisher tank, and it is cold to enter back into tail gas But after being cooled sufficiently to 30-35 DEG C in device, on-condensible gas emptying, 35-40 DEG C of condensation water enters lime set tank and outlet by pipeline；(6) 25 DEG C of normal-temperature water by pipeline sequentially enter exhaust gas cooler and lime set preheater be fully warmed-up after enter and mend Water pot；(7) water in replenisher tank is connected by small pump and warm-up cycle pipe with tail gas pre-heater and continuously circulation carries out heat time It receives；And circulation inlet pipe is connected to by water supply pipe, moisturizing is carried out to waste-heat recoverer.
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| CN111795503A (en) * | 2020-07-14 | 2020-10-20 | 葛时欢 | Heat energy shunting and recovering device for large bathing place |
| CN113623627A (en) * | 2021-09-14 | 2021-11-09 | 西安热工研究院有限公司 | Steam generation device and method adapting to load change |
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| CN110454760B (en) | 2023-12-29 |
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