CN106902531A - A kind of quadruple effect potassium chloride preparation evaporator - Google Patents
A kind of quadruple effect potassium chloride preparation evaporator Download PDFInfo
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- CN106902531A CN106902531A CN201710263557.8A CN201710263557A CN106902531A CN 106902531 A CN106902531 A CN 106902531A CN 201710263557 A CN201710263557 A CN 201710263557A CN 106902531 A CN106902531 A CN 106902531A
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- effect
- evaporator
- quadruple
- triple
- potassium chloride
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/26—Multiple-effect evaporating
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/14—Purification
Abstract
A kind of quadruple effect potassium chloride preparation evaporator, the evaporator includes 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator；The 1st effective evaporator includes an effect evaporator and an effect reboiler；The 2nd effect evaporator includes two effect evaporators and two effect reboilers；The triple effect evaporator includes triple effect evaporator and triple effect reboiler；The four-effect evaporator includes four-effect evaporation tank and quadruple effect reboiler；The evaporator also includes the first gas-liquid separator for coordinating with an effect reboiler, two effect reboilers and triple effect reboiler and the second gas-liquid separator for coordinating with four-effect evaporation tank and quadruple effect reboiler.The evaporation structure is simple, long service life, is not only effectively guaranteed the normal discharge of steam and cooling water, it is ensured that the normal table work of evaporator, also further increases the yield and production efficiency of potassium chloride.
Description
Technical field
The present invention relates to a kind of process units of potassium chloride, particularly a kind of quadruple effect potassium chloride preparation evaporator.
Background technology
Evaporator is a kind of for extracting concentrator, usually using the hot operation principle of circulation, external, material is carried out
Evaporative crystallization treatment, is suitable for the evaporating and concentrating process process of the liquid material of pharmacy, chemical industry, food, light industry etc. extensively.
But, comprising one or two evaporator, then the existing evaporator for preparing potassium chloride is generally all only
Being passed through external steam carries out heating evaporation treatment to the potassium chloride material in evaporator, and the steam that outside is passed through is typically all to run through
The evaporation flow of whole potassium chloride, the steam and some on-condensible gases that will finally provide heat are all passed through same condenser
Processed.There are some defects among these：One is and many of wherein adulterating because the last quantity of steam for needing discharge is big
On-condensible gas so that the device such as condenser often works overloadingly, not only energy consumption is big, and is easy to block even appearance
Failure, the strong influence production stability of potassium chloride；Two is existing for preparing the evaporator of potassium chloride due to evaporation
Tank quantity is few, has had a strong impact on the output of potassium chloride, but if continuing to increase evaporator, can be to follow-up condenser etc.
Reason device band carrys out more work loads, further increases the unstability of evaporator, influences the normal table life of potassium chloride
Produce.
The content of the invention
The technical problems to be solved by the invention are directed to the deficiencies in the prior art, there is provided it is a kind of it is reasonable in design, can protect
Card potassium chloride normal table effectively improves the quadruple effect potassium chloride preparation evaporator of potassium chloride yield in the case of producing.
The technical problems to be solved by the invention are realized by following technical scheme.The present invention is a kind of quadruple effect
Potassium chloride preparation evaporator, the evaporator includes 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator；
The 1st effective evaporator includes an effect evaporator and an effect reboiler, and an effect evaporator is provided with an effect recycle feed mouthful, an effect and follows
Ring discharging opening and an effect steam drain；It is described one effect reboiler be provided with an effect boil again charging aperture, one effect boil again discharging opening, one effect boil again
Air intake and an effect boil delivery port again；The one effect circulation discharging opening and an effect are communicated with effect discharging between boiling charging aperture again
Pipe, an effect circulating pump is provided with an effect discharge nozzle；One is communicated between one effect recycle feed mouthful and again and again boiling discharging opening
Effect feed back pipe；The 2nd effect evaporator includes two effect evaporators and two effect reboilers, and two effect evaporators are provided with two effect recycle feeds
Mouth, two effect circulation discharging openings and two effect steam drains；It is described two effect reboiler be provided with two effects boil again charging aperture, two effect boil discharging again
Mouth, two are imitated two effects boiled delivery port again and connected with an effect steam drain and boil air intake again；The two effects circulation discharging opening and two effects
Boil again and be communicated with two effect discharge nozzles between charging aperture, two effect circulating pumps are provided with two effect discharge nozzles；The two effects recycle feed
Mouth and two effects are communicated with two effect feed back pipes between boiling discharging opening again；The triple effect evaporator includes that triple effect evaporator and triple effect boil again
Device, triple effect evaporator is provided with triple effect cycle charging aperture, triple effect cycle discharging opening and triple effect steam drain；The triple effect reboiler is provided with
Triple effect boils charging aperture, triple effect and boils discharging opening, triple effect again and boils delivery port again and boiled again into vapour with the two effect triple effects that connect of steam drains again
Mouthful；The triple effect cycle discharging opening and triple effect are communicated with triple effect discharge nozzle between boiling charging aperture again, are provided with triple effect discharge nozzle
Triple effect cycle pump；The triple effect cycle charging aperture and triple effect are communicated with triple effect feed back pipe between boiling discharging opening again；The quadruple effect steams
Hair device includes four-effect evaporation tank and quadruple effect reboiler, four-effect evaporation tank be provided with quadruple effect recycle feed mouthful, quadruple effect circulation discharging opening and
Quadruple effect steam drain；The quadruple effect reboiler be provided with quadruple effect boil again charging aperture, quadruple effect boil again discharging opening, quadruple effect boil again delivery port and with
The quadruple effect of triple effect steam drain connection boils air intake again；The quadruple effect circulation discharging opening and quadruple effect are communicated with four between boiling charging aperture again
Effect discharge nozzle, is provided with quadruple effect circulating pump on quadruple effect discharge nozzle；The quadruple effect recycle feed mouthful and quadruple effect boil between discharging opening again
It is communicated with quadruple effect feed back pipe；The evaporator also includes the first gas-liquid separator and the second gas-liquid separator, the first gas-liquid separator
The first separate inlet opening is provided with, is communicated with the first separate inlet opening and is boiled delivery port, first point that quadruple effect steam drain is connected again with quadruple effect
Managed from entering；Second gas-liquid separator is provided with the second separate inlet opening, is communicated with the second separate inlet opening and boils again with an effect
The mouth of a river, two effects are boiled second that delivery port boils that delivery port connect with triple effect again and are segregated into managing again.
The technical problems to be solved by the invention can also further be realized by following technical scheme, at first point
The first condenser is additionally provided with from entering on pipe, the first condenser is provided with the first condensation import and the first condensate outlet, quadruple effect steam discharge
Mouth and quadruple effect boil delivery port and condense inlet communication with first again, and the first condensate outlet is connected with the first separate inlet opening.
The technical problems to be solved by the invention can also further be realized by following technical scheme, at second point
The second condenser is additionally provided with pipe from entering, the second condenser is provided with the second condensation import and the second condensate outlet, an effect is boiled again
Delivery port, two effect boil again delivery port and triple effect boil again delivery port with second condensation inlet communication, the second condensate outlet and second
Separate inlet opening is connected.
The technical problems to be solved by the invention can also further be realized by following technical scheme, the evaporator
Also include that steam generator, the venthole of steam generator and an effect are communicated with the steaming being input into for steam between boiling air intake again
Steam pipe road, is provided with steam pump on jet chimney.
The technical problems to be solved by the invention can also further be realized by following technical scheme, described first
Gas-liquid separator is additionally provided with the first separation gas outlet and first separates delivery port, and the first vacuum is communicated with the first separation gas outlet
Pump, the first separation water outlet is communicated with first and goes out water pump.
The technical problems to be solved by the invention can also further be realized by following technical scheme, the second gas-liquid
Separator is additionally provided with the second separation gas outlet and second separates delivery port, and the second vavuum pump is communicated with the second separation gas outlet,
Second separation water outlet is communicated with second and goes out water pump.
The technical problems to be solved by the invention can also further realize that described one imitates by following technical scheme
The top of evaporator is provided with the effect resistance material cap coordinated with an effect recycle feed mouthful；The top of the two effects evaporator is provided with and two
The two effect resistance material caps that effect recycle feed mouthful coordinates；The top of the triple effect evaporator is provided with three coordinated with triple effect cycle charging aperture
Effect resistance material cap；The top of the four-effect evaporation tank is provided with the quadruple effect resistance material cap coordinated with quadruple effect recycle feed mouthful.
The technical problems to be solved by the invention can also further be realized by following technical scheme, in quadruple effect row
Quadruple effect steam drain at steam ports is segregated into the pipeline that pipe connects and is provided with the first intake valve, the air inlet of the first intake valve with first
Mouth end is also associated with the first air filter.
The technical problems to be solved by the invention can also further be realized by following technical scheme, in an effect row
An effect steam drain at steam ports is imitated with two and boils the pipeline that air intake connects again and be provided with the second intake valve, the air inlet of the second intake valve
Mouth end is also associated with the second air filter.
The technical problems to be solved by the invention can also further realize that described one imitates by following technical scheme
Preheater is equipped with the charging aperture pipeline of evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator.
Compared with prior art, the present invention by one imitate reboiler, two effect reboilers and triple effect reboiler generation steam,
Steam, cooling water and the on-condensible gas that cooling water and on-condensible gas are produced with four-effect evaporator are separately discharged, and are effectively reduced
The work load of the first condenser, not only ensure that the normal table operation of whole evaporator, also improve in four-effect evaporator
Potassium chloride heat exchange evaporation efficiency.The evaporation structure is simple, long service life, is not only effectively guaranteed steam and cooling water
Normal discharge, it is ensured that evaporator normal table work, also further increase the yield and production efficiency of potassium chloride.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the invention.
Specific embodiment
It is right below in conjunction with accompanying drawing of the present invention to make the purpose, technical scheme and advantage of the embodiment of the present invention clearer
Technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of the invention
Embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making wound
The every other embodiment obtained under the premise of the property made work, belongs to the scope of protection of the invention.
Reference picture 1, a kind of quadruple effect potassium chloride preparation evaporator, the evaporator include 1st effective evaporator, 2nd effect evaporator,
Triple effect evaporator and four-effect evaporator；The 1st effective evaporator includes an effect effect reboiler 4 of evaporator 1 and, an effect evaporator 1
It is provided with an effect recycle feed mouthful, an effect circulation discharging opening and an effect steam drain；The one effect reboiler 4 is provided with an effect and boils charging again
Mouthful, one effect boil again discharging opening, one effect boil again air intake and one effect boil delivery port again；The one effect circulation discharging opening boils again with an effect
An effect discharge nozzle 2 is communicated between charging aperture, an effect circulating pump 7 is provided with an effect discharge nozzle 2；The one effect recycle feed mouthful
An effect feed back pipe 3 is communicated between boiling discharging opening again and again；The 2nd effect evaporator includes the two effect effect reboilers of evaporator 8 and two
11, two effect evaporators 8 are provided with two effect recycle feeds mouthful, two effect circulation discharging openings and two effect steam drains；The two effects reboiler 11
Be provided with two effects boil again charging aperture, two effect boil again discharging opening, two effect boil again delivery port and with one effect steam drain connect two imitate boil again
Air intake；The two effects circulation discharging opening and two effects are communicated with two effect discharge nozzles 9 between boiling charging aperture again, and discharge nozzle 9 is imitated two
It is provided with two effect circulating pumps 12；Two effect recycle feed mouthful and two effects are communicated with two effect feed back pipes 10 between boiling discharging opening again；
The triple effect evaporator include triple effect evaporator 13 and triple effect reboiler 16, triple effect evaporator 13 be provided with triple effect cycle charging aperture,
Triple effect cycle discharging opening and triple effect steam drain；The triple effect reboiler 16 be provided with triple effect boil again charging aperture, triple effect boil again discharging opening,
Triple effect boils delivery port and boils air intake again with the two effect triple effects that connect of steam drains again；The triple effect cycle discharging opening boils again with triple effect
Triple effect discharge nozzle 14 is communicated between charging aperture, triple effect cycle pump 17 is provided with triple effect discharge nozzle 14；The triple effect cycle enters
Material mouth and triple effect are communicated with triple effect feed back pipe 15 between boiling discharging opening again；The four-effect evaporator includes four-effect evaporation tank 18 and four
Effect reboiler 21, four-effect evaporation tank 18 is provided with quadruple effect recycle feed mouthful, quadruple effect circulation discharging opening and quadruple effect steam drain；The quadruple effect
Reboiler 21 is provided with quadruple effect and boils charging aperture, quadruple effect again and boil discharging opening, quadruple effect again and boils delivery port again and connect with triple effect steam drain
Quadruple effect boils air intake again；The quadruple effect circulation discharging opening and quadruple effect are communicated with quadruple effect discharge nozzle 19 between boiling charging aperture again, four
Effect discharge nozzle 19 is provided with quadruple effect circulating pump 22；The quadruple effect recycle feed mouthful and quadruple effect are communicated with quadruple effect between boiling discharging opening again
Feed back pipe 20；The evaporator also includes the first gas-liquid separator 25 and the second gas-liquid separator 30, and the first gas-liquid separator 25 sets
There is the first separate inlet opening, be communicated with the first separate inlet opening and boil delivery port, quadruple effect steam drain connection again with quadruple effect and first separate
Into pipe 23；Second gas-liquid separator 30 is provided with the second separate inlet opening, is communicated with the second separate inlet opening and is boiled again with an effect
Delivery port, two effects are boiled second that delivery port boils that delivery port connects with triple effect again and are segregated into pipe 28 again.1st effective evaporator, two effects are steamed
Hair device, the setting of triple effect evaporator and four-effect evaporator cause that more potassium chloride materials can be allowed to be received within the same time
Thermal evaporation, often imitates the potassium chloride material in evaporator and is all heated in constantly circulation, the very big evaporation effect that improve potassium chloride
Rate；One effect reboiler 4 is used to heat the potassium chloride material in an effect evaporator 1；One effect circulating pump 7 is used to circulate an effect
Material in evaporator；One effect steam drain is used to for the steam that an effect evaporator 1 is produced to pass to two effect reboilers with on-condensible gas
The material in two effect evaporators 8 is heated in 11；One effect boil again delivery port for discharge one imitate reboiler 4 in produce remain
Remaining steam and cooling water；Two effect reboilers 11 are used to heat the potassium chloride material in two effect evaporators 8；Two effect circulating pumps
12 are used to circulate the material in 2nd effect evaporator；Two effect steam drains are used for the steam and on-condensible gas for producing two effect evaporators 8
Pass to the material in triple effect evaporator 13 is heated in triple effect reboiler 16；Two effect boil again delivery port for discharge two imitate again
The residual steam and cooling water produced in boiling device 11；Triple effect reboiler 16 is used to enter the potassium chloride material in triple effect evaporator 13
Row heating；The material that triple effect cycle pump 17 is used in circulation three-effect evaporator；Triple effect steam drain is used to produce triple effect evaporator 13
Raw steam is discharged with on-condensible gas；Triple effect boils delivery port for discharging the residual steam that produces in triple effect reboiler 16 and cold again
But water；Quadruple effect reboiler 21 is used to heat the potassium chloride material in four-effect evaporation tank 18；Quadruple effect circulating pump 22 is used to follow
Material in ring four-effect evaporator；The steam that quadruple effect steam drain is used to produce in four-effect evaporation tank 18 is discharged with on-condensible gas；Four
Effect boils delivery port for discharging the residual steam and cooling water that are produced in quadruple effect reboiler 21 again；First gas-liquid separator 25 is used for
The waste water and gas that the effect reboiler 11 of reboiler 4, two and triple effect reboiler 16 are produced are imitated in treatment one；Second gas-liquid separator 30 is used for
The waste water and gas that treatment quadruple effect reboiler 21 is produced；Produced in the typically outside steam being passed through, generation tank in the prior art
Steam and on-condensible gas typically all can be circulated to last evaporator from first evaporator, through the evaporation of whole potassium chloride
Flow, the steam for first producing and on-condensible gas can be reduced to above potassium chloride temperature after heating, be circulated to subsequent evaporation tank not
Follow-up potassium chloride material will not only be heated, can also absorb the temperature of the follow-up steam heated to potassium chloride material,
And due to being all that last concentration is discharged, the device for the discharge of steam, cooling water and on-condensible gas to setting causes pole
Big work load.The waste water and gas that the setting of the first gas-liquid separator 25 and the second gas-liquid separator 30 produces evaporator point
Treatment is opened, the first gas-liquid separator 25 is for giving up that effect reboiler 4, the two effect reboiler 11 for the treatment of one and triple effect reboiler 16 are discharged
Water waste gas；Second gas-liquid separator 30 is used to process the waste water and gas of quadruple effect reboiler 21, greatly improves waste water and gas
Treatment effeciency, it is ensured that the stable operation of evaporator.
The basic running of the quadruple effect potassium chloride preparation evaporator is that external steam is passed through 4 pairs of effects of an effect reboiler
Potassium chloride material is heated in evaporator, cooling water is cooled to after external steam heat release and is boiled delivery port again and is entered first from an effect
Gas-liquid separator 25 carries out separating treatment, and the potassium chloride material after being heated in 1st effective evaporator can produce steam and on-condensible gas stream
Enter two effect reboilers 11 to heat the potassium chloride material in 2nd effect evaporator, the steam and on-condensible gas after heat release are imitated from two
Boiling delivery port again and entering the first gas-liquid separator 25 carries out separating treatment, and the potassium chloride material after being heated in 2nd effect evaporator can be produced
Raw steam and on-condensible gas flow into triple effect reboiler 16 and the potassium chloride material in triple effect evaporator are heated, the steaming after heat release
Vapour and on-condensible gas boil delivery port from triple effect and enter the first gas-liquid separator 25 and carry out separating treatment again, are heated in triple effect evaporator
Potassium chloride material afterwards can produce steam and on-condensible gas to flow into quadruple effect reboiler 21 to the potassium chloride material in four-effect evaporator
Heated, the steam and on-condensible gas after heat release boil delivery port from quadruple effect and enter the second gas-liquid separator 30 and carries out at separation again
Reason, while the potassium chloride material after being heated in four-effect evaporator can produce steam and on-condensible gas also to enter the second gas-liquid separator
30 carry out separating treatment.
Be segregated into being additionally provided with the first condenser 24 on pipe 23 first, the first condenser 24 be provided with the first condensation import and
First condensate outlet, quadruple effect steam drain and quadruple effect boil again delivery port with the first condensation inlet communication, the first condensate outlet and the
One separate inlet opening is connected.The residual steam for being provided for be produced in four-effect evaporator of the first condenser 24, on-condensible gas and
Cooling water is further condensed, and facilitates subsequent treatment；Residual steam, on-condensible gas and the cooling water typical temperature produced due to quadruple effect
It is all higher, it is necessary to be discharged after condensation, therefore usual first condenser 24 can not all be saved.
Be segregated into being additionally provided with the second condenser 29 on pipe 28 second, the second condenser 29 be provided with the second condensation import and
Second condensate outlet, one effect boil again delivery port, two effect boil again delivery port and triple effect boil again delivery port with second condensation import connect
Logical, the second condensate outlet is connected with the second separate inlet opening.Second condenser 29 is used for 1st effective evaporator, 2nd effect evaporator and three
Residual steam, on-condensible gas and the cooling water produced in effect evaporator are further condensed, and facilitate subsequent treatment.
The evaporator also includes that steam generator 6, the venthole of steam generator 6 are connected between boiling air intake again with an effect
There is the jet chimney for steam input, steam pump 5 is provided with jet chimney.Steam generator 6 is used to produce steam, steam
Pump 5 is used to be sent in an effect reboiler 4 to enter the potassium chloride material in 1st effective evaporator by the steam that steam generator 6 is produced
Row heats.
First gas-liquid separator 25 is additionally provided with the first separation gas outlet and first separates delivery port, and first separates outlet
The first vavuum pump 26 is communicated with mouthful, the first separation water outlet is communicated with first and goes out water pump 27.First vavuum pump 26 is used for will
Some on-condensible gases discharge that first gas-liquid separator 25 is separated, it is to avoid primary pollution is caused to potassium chloride material；First
The setting for going out water pump 27 facilitates the discharge of the cooling water that the first gas-liquid separator 25 is separated, and improves discharge efficiency.
Second gas-liquid separator 30 is additionally provided with the second separation gas outlet and second separates delivery port, and second separates outlet
The second vavuum pump 31 is communicated with mouthful, the second separation water outlet is communicated with second and goes out water pump 32.Second vavuum pump 31 is used for will
Some on-condensible gases discharge that second gas-liquid separator 30 is separated, it is to avoid secondary pollution is caused to potassium chloride material；Second
The setting for going out water pump 32 facilitates the discharge of the cooling water that the second gas-liquid separator 30 is separated, and improves discharge efficiency.
The top of the one effect evaporator 1 is provided with the effect resistance material cap coordinated with an effect recycle feed mouthful；Two effect is steamed
The top for sending out tank 8 is provided with the two effect resistance material caps coordinated with two effect recycle feeds mouthful；The top of the triple effect evaporator 13 be provided with
The triple effect resistance material cap that triple effect cycle charging aperture coordinates；The top of the four-effect evaporation tank 18 is provided with and coordinates with quadruple effect recycle feed mouthful
Quadruple effect resistance material cap.One setting for imitating resistance material cap causes that the potassium chloride material in an effect evaporator 1 adds by an effect reboiler 4
After heat, the bottom of an effect evaporator 1 can be rapidly deposited to when being again introduced into an effect evaporator 1, in the effect of an effect circulating pump 7
Under circulated next time, it is to avoid substantial amounts of potassium chloride solid accumulation one effect evaporator 1 top formed crystallization, influence chlorination
The product quality of potassium material；The setting of two effect resistance material caps causes that the potassium chloride material in two effect evaporators 8 boils again by two effects
After device 11 is heated, the bottom of two effect evaporators 8 can be rapidly deposited to when being again introduced into two effect evaporators 8, circulating pump is imitated two
Circulated next time in the presence of 12, it is to avoid substantial amounts of potassium chloride solid accumulation forms crystallization at the top of two effect evaporators 8,
Influence the product quality of potassium chloride material；The setting of triple effect resistance material cap causes that the potassium chloride material in an effect evaporator 1 is passing through
After triple effect reboiler 16 is heated, the bottom of triple effect evaporator 13 can be rapidly deposited to when being again introduced into triple effect evaporator 13,
Circulated next time in the presence of triple effect cycle pump 17, it is to avoid substantial amounts of potassium chloride solid accumulation is on the top of triple effect evaporator 13
Portion forms crystallization, influences the product quality of potassium chloride material；The setting of quadruple effect resistance material cap causes the chlorination in four-effect evaporation tank 18
Potassium material is by after the heating of quadruple effect reboiler 21, can rapidly be deposited to four-effect evaporation tank when being again introduced into four-effect evaporation tank 18
18 bottom, is circulated next time in the presence of quadruple effect circulating pump 22, it is to avoid substantial amounts of potassium chloride solid accumulation is in quadruple effect
Crystallization is formed on the top of evaporator 18, influences the product quality of potassium chloride material.
Quadruple effect steam drain at quadruple effect steam drain is segregated into being provided with the first air inlet on the pipeline that pipe 23 is connected with first
Valve, the inlet port of the first intake valve is also associated with the first air filter.The setting of the first intake valve is convenient to quadruple effect
Evaporator 18 is exhausted after vacuumizing and can be passed through extraneous air and balance the air pressure inside and outside four-effect evaporation tank 18, the first air
Filter includes active carbon layer, for the debris in filtering external air, it is to avoid Potassium Chloride Product is polluted.
An effect steam drain at an effect steam drain boils and be provided with the second intake valve on the pipeline that air intake is connected again with two effects,
The inlet port of the second intake valve is also associated with the second air filter.The setting of the first intake valve is convenient to an effect evaporation
Tank 1, two is imitated evaporator 8 and triple effect evaporator 13 and is exhausted after vacuumizing and can be passed through extraneous air and balance an effect evaporator
1st, two the air pressure inside and outside evaporators 8 and triple effect evaporator 13 is imitated, the second air filter includes active carbon layer, outer for filtering
Debris in portion's air, it is to avoid polluted to Potassium Chloride Product.
It is equipped with the charging aperture pipeline of the 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator
Preheater.Preheater includes high-power blower and heater, potassium chloride material can be preheated by providing hot blast；Preheating
The setting of device enables that potassium chloride has when 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator is entered
There is uniform temperature, improve the heating evaporation efficiency of potassium chloride material.
Claims (10)
1. a kind of quadruple effect potassium chloride preparation evaporator, it is characterised in that：The evaporator includes 1st effective evaporator, two effect evaporations
Device, triple effect evaporator and four-effect evaporator；
The 1st effective evaporator includes an effect evaporator and an effect reboiler, and an effect evaporator is provided with an effect recycle feed mouthful, one
Effect circulation discharging opening and an effect steam drain；It is described one effect reboiler be provided with an effect boil again charging aperture, one effect boil discharging opening, an effect again
Air intake is boiled again and an effect boils delivery port again；The one effect circulation discharging opening and an effect to be boiled and be communicated with one between charging aperture and imitate out again
Expects pipe, an effect circulating pump is provided with an effect discharge nozzle；It is communicated between one effect recycle feed mouthful and again and again boiling discharging opening
One effect feed back pipe；
The 2nd effect evaporator includes two effect evaporators and two effect reboilers, and two effect evaporators are provided with two effect recycle feeds mouthful, two
Effect circulation discharging opening and two effect steam drains；It is described two effect reboiler be provided with two effects boil again charging aperture, two effect boil discharging opening, two effects again
Two effects boiled delivery port again and connected with an effect steam drain boil air intake again；The two effects circulation discharging opening and two effects boil charging again
Two effect discharge nozzles are communicated between mouthful, two effect circulating pumps are provided with two effect discharge nozzles；Two effect recycle feed mouthful and two effects
Boil again and be communicated with two effect feed back pipes between discharging opening；
The triple effect evaporator includes triple effect evaporator and triple effect reboiler, and triple effect evaporator is provided with triple effect cycle charging aperture, three
Effect circulation discharging opening and triple effect steam drain；The triple effect reboiler is provided with triple effect and boils charging aperture, triple effect again and boils discharging opening, triple effect again
The triple effect for boiling delivery port again and being connected with two effect steam drains boils air intake again；The triple effect cycle discharging opening boils charging again with triple effect
Triple effect discharge nozzle is communicated between mouthful, triple effect cycle pump is provided with triple effect discharge nozzle；The triple effect cycle charging aperture and triple effect
Boil again and be communicated with triple effect feed back pipe between discharging opening；
The four-effect evaporator includes four-effect evaporation tank and quadruple effect reboiler, and four-effect evaporation tank is provided with quadruple effect recycle feed mouthful, four
Effect circulation discharging opening and quadruple effect steam drain；The quadruple effect reboiler is provided with quadruple effect and boils charging aperture, quadruple effect again and boils discharging opening, quadruple effect again
The quadruple effect for boiling delivery port again and being connected with triple effect steam drain boils air intake again；The quadruple effect circulation discharging opening boils charging again with quadruple effect
Quadruple effect discharge nozzle is communicated between mouthful, quadruple effect circulating pump is provided with quadruple effect discharge nozzle；The quadruple effect recycle feed mouthful and quadruple effect
Boil again and be communicated with quadruple effect feed back pipe between discharging opening；
The evaporator also includes the first gas-liquid separator and the second gas-liquid separator, and the first gas-liquid separator is provided with first and segregates into
Mouthful, be communicated with the first separate inlet opening boiled again with quadruple effect delivery port, first that quadruple effect steam drain connect be segregated into manage；Described
Two gas-liquid separators are provided with the second separate inlet opening, be communicated with the second separate inlet opening with one effect boil again delivery port, two effect boil again
Boil second that delivery port connects again with triple effect and be segregated into pipe in the mouth of a river.
2. quadruple effect potassium chloride preparation evaporator according to claim 1, it is characterised in that：It is segregated on pipe first
The first condenser is additionally provided with, the first condenser is provided with the first condensation import and the first condensate outlet, and quadruple effect steam drain and quadruple effect are again
Boiling delivery port condenses inlet communication with first, and the first condensate outlet is connected with the first separate inlet opening.
3. quadruple effect potassium chloride preparation evaporator according to claim 1, it is characterised in that：It is segregated on pipe second
The second condenser is additionally provided with, the second condenser is provided with the second condensation import and the second condensate outlet, and an effect boils delivery port, two effects again
Boil again delivery port and triple effect boil again delivery port with the second condensation inlet communication, the second condensate outlet and the second separate inlet opening company
It is logical.
4. quadruple effect potassium chloride preparation evaporator according to claim 1, it is characterised in that：The evaporator also includes steam
Generator, the venthole of steam generator and an effect are communicated with the jet chimney being input into for steam between boiling air intake again,
Jet chimney is provided with steam pump.
5. quadruple effect potassium chloride preparation evaporator according to claim 1, it is characterised in that：First gas-liquid separator
It is additionally provided with the first separation gas outlet and first and separates delivery port, the first vavuum pump, first point is communicated with the first separation gas outlet
First is communicated with from water outlet go out water pump.
6. quadruple effect potassium chloride preparation evaporator according to claim 1, it is characterised in that：Second gas-liquid separator also sets
There is the second separation gas outlet and second to separate delivery port, the second vavuum pump is communicated with the second separation gas outlet, second isolates
Second is communicated with the mouth of a river and goes out water pump.
7. quadruple effect potassium chloride preparation evaporator according to claim 1, it is characterised in that：Described one imitates the upper of evaporator
Portion is provided with the effect resistance material cap coordinated with an effect recycle feed mouthful；The top of the two effects evaporator is provided with and two effect recycle feeds
The two effect resistance material caps that mouth coordinates；The top of the triple effect evaporator is provided with the triple effect resistance material cap coordinated with triple effect cycle charging aperture；
The top of the four-effect evaporation tank is provided with the quadruple effect resistance material cap coordinated with quadruple effect recycle feed mouthful.
8. quadruple effect potassium chloride preparation evaporator according to claim 1, it is characterised in that：At quadruple effect steam drain four
Effect steam drain is segregated into the pipeline that pipe connects and is provided with the first intake valve with first, and the inlet port of the first intake valve is also connected with
There is the first air filter.
9. quadruple effect potassium chloride preparation evaporator according to claim 1, it is characterised in that：At an effect steam drain one
Effect steam drain is imitated with two and boils the pipeline that air intake connects again and be provided with the second intake valve, and the inlet port of the second intake valve is also connected with
There is the second air filter.
10. quadruple effect potassium chloride preparation evaporator according to claim 1, it is characterised in that：The 1st effective evaporator, two
Preheater is equipped with the charging aperture pipeline of effect evaporator, triple effect evaporator and four-effect evaporator.
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| CN201710263557.8A CN106902531B (en) | 2017-04-20 | 2017-04-20 | Evaporator is used in a kind of preparation of quadruple effect potassium chloride |
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| CN201426984Y (en) * | 2009-04-25 | 2010-03-24 | 博兴华润油脂化学有限公司 | Device for condensing sweet water by four-effect evaporator |
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| CN204034294U (en) * | 2014-09-15 | 2014-12-24 | 郑铁军 | The board-like forced-circulation evaporator of novel triple effect |
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| CN105903218A (en) * | 2016-05-26 | 2016-08-31 | 江苏康缘药业股份有限公司 | Continuous concentrating device for jasmine extracting solution and control method thereof |
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| CN201426984Y (en) * | 2009-04-25 | 2010-03-24 | 博兴华润油脂化学有限公司 | Device for condensing sweet water by four-effect evaporator |
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| CN203609885U (en) * | 2013-12-18 | 2014-05-28 | 温州环诺蒸发器有限公司 | Efficient forced circulation evaporator |
| CN204034294U (en) * | 2014-09-15 | 2014-12-24 | 郑铁军 | The board-like forced-circulation evaporator of novel triple effect |
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| CN106902531B (en) | 2019-06-25 |
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Denomination of invention: A four effect potassium chloride standby evaporator Effective date of registration: 20210609 Granted publication date: 20190625 Pledgee: Guanyun Branch of Bank of China Ltd. Pledgor: JIANGSU KOLOD FOOD INGREDIENTS Co.,Ltd. Registration number: Y2021980004595 |
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Date of cancellation: 20220719 Granted publication date: 20190625 Pledgee: Guanyun Branch of Bank of China Ltd. Pledgor: JIANGSU KOLOD FOOD INGREDIENTS CO.,LTD. Registration number: Y2021980004595 |
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