CN106277116A - Vacuum evaporation desalination device - Google Patents
Vacuum evaporation desalination device Download PDFInfo
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- CN106277116A CN106277116A CN201610680720.6A CN201610680720A CN106277116A CN 106277116 A CN106277116 A CN 106277116A CN 201610680720 A CN201610680720 A CN 201610680720A CN 106277116 A CN106277116 A CN 106277116A
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- sea water
- heat pipe
- condenser
- vacuum evaporation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/046—Treatment of water, waste water, or sewage by heating by distillation or evaporation under vacuum produced by a barometric column
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J1/00—Arrangements of installations for producing fresh water, e.g. by evaporation and condensation of sea water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/043—Details
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/001—Build in apparatus for autonomous on board water supply and wastewater treatment (e.g. for aircrafts, cruiseships, oil drilling platforms, railway trains, space stations)
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The present invention provides a kind of Vacuum evaporation desalination device.The thermal efficiency of this Vacuum evaporation desalination device is excellent.Vacuum evaporation desalination device (1) including: heater (3), and it utilizes the heat of self-heat power to heat the raw material seawater being supplied to and generate steam；The container body (2) of hermetic type, its steam produced for utilizing heater (3) imports；Decompression member (water ejector) (7), it is for reducing pressure in container body (2)；Condenser (4), it is used for utilizing cooling sea water to cool down the steam in container body (2) and generate fresh water；Preheater (5), its be used for utilizing the steam in container body (2) that a part for the cooling sea water that condenser (4) ejects is heated and as raw material seawater supply to heater (3).In condenser (4) and preheater (5), inner surface or the outer surface of each heat pipe (40,50) of at least one carried out convex-concave processing.
Description
The application is Application No. 201310015277.7, filing date on 01 16th, 2013, invention entitled vacuum
The divisional application of vaporation-type desalter.
Technical field
The present invention relates to a kind of Vacuum evaporation desalination device for manufacturing fresh water from sea water, particularly relate to one
There is the Vacuum evaporation desalination device of preheater.
Background technology
In the boats and ships generally at sea run, carried out following process from the most in the past: by from the boiler being equipped on boats and ships
Steam or the used heat from diesel engine, other devices are used as thermal source, make to steam under a high vacuum from the marine sea water drawn up
Send out and manufacture fresh water.This Vacuum evaporation desalination device generally includes: heater, its by the raw material seawater being supplied to
Between the hot water of the cooling etc. of diesel engine, carry out heat exchange the raw material seawater being supplied to is heated and makes it evaporate；
The container body of hermetic type, utilizes decompression member will to remain decompression (vacuum) state inside it, and this container body will be for producing
Raw steam condenses and makes its desalination.The condenser with multiple heat pipe it is built-in with, by steam in container body
And between the cooling sea water of the internal flow of heat pipe, carry out heat exchange to make steam cooling condensation, so that its fresh water
Change.And, a part for the cooling sea water that condenser is discharged is supplied to heater as raw material seawater.
Be supplied to the raw material seawater of heater by the heat exchange between the steam in itself and condenser, its temperature some
Permitted to raise, but, still far below the evaporating temperature of sea water.Therefore, in the Vacuum evaporation desalination device of said structure, it is impossible to
Efficiently the raw material seawater in heater is heated and make it evaporate.It is therefore proposed that there is following vacuum evaporation type desalination to fill
Putting: this Vacuum evaporation desalination device includes preheater, this preheater is for the cooling sea water (raw material will discharged from condenser
Sea water) further after heating, cooling sea water (raw material seawater) supply after heating (be see, for example patent literary composition to heater
Offer 1).
In the Vacuum evaporation desalination device of patent documentation 1, at the knot being arranged over as condenser of condenser
The multibarrel preheater of structure.Condenser imports to the cooling sea water in the heat pipe of preheater by it and container master
Carry out heat exchange between the steam of internal generation and be further heated, thus supplied as raw material seawater using state at higher temperature
Give to heater.Thus, in the Vacuum evaporation desalination device of patent documentation 1, seek to improve the thermal efficiency of heater, and
Seek the miniaturization that device is overall.
Patent documentation 1: Japanese Unexamined Patent Publication 6-254534 publication
But, in the Vacuum evaporation desalination device of patent documentation 1, by arranging preheater, make to be supplied to heating
The temperature of the raw material seawater of device is higher, thus seeks to improve the thermal efficiency of heater, but, due to the most especially to improving for structure
The aspect becoming the heat conductivility of each heat pipe of preheater (and condenser) is discussed, and therefore, still suffers from improvement in this aspect
Leeway.
Summary of the invention
The present invention is conceived to above-mentioned problem and makes, and its object is to the vacuum evaporation providing a kind of thermal efficiency excellent
Formula desalter.
The above-mentioned purpose of the present invention can be realized by a kind of Vacuum evaporation desalination device.This vacuum evaporation type desalination
Device utilizes the heat from the thermal source being equipped on boats and ships, manufactures fresh water, wherein, this vacuum from the sea water being introduced in boats and ships
Vaporation-type desalter includes: heater, and it utilizes the heat of self-heat power to heat the raw material seawater being supplied to and give birth to
Become steam；The container body of hermetic type, its steam produced for utilizing above-mentioned heater imports；Decompression member, its for
Reduce pressure in stating container body；Condenser, it has multiple heat pipe, is used for utilizing cooling sea water to said vesse main body
Interior steam carries out cooling down and generating fresh water；Preheater, it has multiple heat pipe, the steaming in utilizing said vesse main body
A part for the vapour cooling sea water to ejecting from above-mentioned condenser is supreme as raw material seawater supply after heating
State heater,
In above-mentioned condenser and above-mentioned preheater, inner surface or the outer surface of above-mentioned each heat pipe of at least one are carried out
Cross convex-concave processing.
In the preferred technical scheme of the present invention, it is characterised in that set between above-mentioned condenser and above-mentioned preheater
Have donkey pump, this donkey pump be supplied to after the part boosting making the cooling sea water ejected from above-mentioned condenser to
Above-mentioned preheater.
In the preferred technical scheme of the present invention, it is characterised in that this Vacuum evaporation desalination device include for
By cooling sea water supply to the pump of above-mentioned condenser, said pump be for by from the marine sea water supply drawn up to comprising
Each sea water of the boats and ships of diesel engine uses the sea water pump at position.
In the preferred other technologies scheme of the present invention, it is characterised in that this Vacuum evaporation desalination device includes using
In by cooling sea water supply to the pump of above-mentioned condenser, the water ejector that above-mentioned decompression member is driven by sea water, and, on
Stating pump is for the ejector pump by driving sea water supply to above-mentioned water ejector, the driving sea discharged from above-mentioned water ejector
Water is by as cooling sea water supply to above-mentioned condenser.
According to the Vacuum evaporation desalination device of technique scheme, the most above-mentioned heat pipe is made up of corrugated tube.Or,
The most above-mentioned heat pipe is to carry out convex-concave processing by being integrally provided projection or groove on surface within it or outer surface
's.
And, in the preferred other technologies scheme of the present invention, it is characterised in that above-mentioned decompression member is driven by sea water
Dynamic water ejector, this Vacuum evaporation desalination device also includes for the spray by driving sea water supply to above-mentioned water ejector
Penetrating pump, above-mentioned ejector pump is supplied to supreme after the part boosting making the cooling sea water ejected from above-mentioned condenser
State water ejector and above-mentioned preheater.In this technical scheme, it is preferred that this Vacuum evaporation desalination device also includes using
In the pump by cooling sea water supply to above-mentioned condenser, said pump is for by from the marine sea water supply drawn up extremely bag
Each sea water of the boats and ships containing diesel engine uses the sea water pump at position.And, it is further preferred that above-mentioned heat pipe is by corrugated tube structure
Become, or above-mentioned heat pipe is to carry out convex-concave and add by being integrally provided projection or groove on surface within it or outer surface
Work.
Further, in the Vacuum evaporation desalination device of above-mentioned all of technical scheme, it is preferred that above-mentioned heating utensil
Have and multiple add heat pipe, it is possible to raw material seawater is imported to the plurality of inside adding heat pipe, the above-mentioned inner surface respectively adding heat pipe or
Outer surface carried out convex-concave processing.
Use the Vacuum evaporation desalination device of the present invention, due to each heat conduction of at least one in condenser and preheater
The inner surface of pipe or outer surface carried out convex-concave processing, therefore, it is possible to improve the heat conductivility of each heat pipe.Thus, with profit
The existing vacuum evaporation type desalter constituting each heat pipe with smooth pipe is compared, it is possible to make to supply to heater from preheater
The temperature of raw material seawater be higher temperature.Therefore, it is possible to improve the thermal efficiency of heater further.
Accompanying drawing explanation
Fig. 1 is the summary construction diagram of the Vacuum evaporation desalination device of one embodiment of the present invention.
Fig. 2 is the longitudinal section of the apparatus main body of Fig. 1.
Fig. 3 is the sectional view of I-I line along Fig. 2.
Fig. 4 is the sectional view of II-II line along Fig. 2.
Fig. 5 is the sectional view of heat pipe.
Fig. 6 is the longitudinal section of the apparatus main body of other embodiments.
Fig. 7 is the sectional view adding heat pipe.
Fig. 8 is the summary construction diagram of the Vacuum evaporation desalination device of other embodiments of the present invention.
Fig. 9 is the summary construction diagram of the Vacuum evaporation desalination device of other embodiments of the present invention.
Figure 10 is the summary construction diagram of the Vacuum evaporation desalination device of other embodiments of the present invention.
Detailed description of the invention
Hereinafter, referring to the drawings while embodiments of the present invention are illustrated.Fig. 1 is an embodiment party of the present invention
The summary construction diagram of the Vacuum evaporation desalination device 1 of formula, Fig. 2 is the longitudinal section of the apparatus main body 6 of Fig. 1.Such as Fig. 1 and Fig. 2
Shown in, the Vacuum evaporation desalination device 1 of present embodiment include by the container body 2 of hermetic type, heater 3, condenser 4 and
Apparatus main body 6 that preheater 5 is constituted and for container body 2 being remained the decompression member 7 of decompression (vacuum) state.It addition,
In FIG, reference 10 is the hull of boats and ships, and reference 11 is disposed in boats and ships and for from the marine sea water that draws
Sea water pump.The sea water drawn up by sea water pump 11 is except being reserved as various sea water use the chuck of position cooling cool down
Outside water supply extremely various sea water use position, the diesel engine being such as equipped in boats and ships, also by as vacuum evaporation type desalination
The cooling water of the desalination of device 1 supplies to condenser 4.
For container body 2, connect having heaters 3 in its underpart, and, it is built-in with condenser 4 and preheating at an upper portion thereof
Device 5.And, exhaustor 102 it is provided with on the top of container body 2, and, the ratio heater 3 in the bottom of container body 2 is high
Position is provided with brine outlet 103.
Exhaustor 102 is connected to decompression member 7 by gas piping 17.Decompression member 7 is sprayed by water in the present embodiment
Emitter is constituted, and the non-condensing gas of the inside of container body 2 is attracted out in exhaustor 102 by water ejector 7, container master
Decompression (vacuum) state forced down than air it is retained as, in container body 2, it is possible under decompression (vacuum) state in body 2
Carry out the evaporative condenser of raw material seawater described later.And, brine outlet 103 is connected to water injection by brine discharge tube road 18
Device 7, the saline (sea water) in container body 2 after evaporation described later is being attracted out from brine outlet 103 by water ejector 7
Afterwards, it is discharged to outside boats and ships.
Heater 3 include the heating chamber 30 of hermetic type and be arranged in heating chamber 30 multiple add heat pipe 31.Multiple heating
Pipe 31 configures in the way of being extends in the vertical direction, these two ends adding heat pipe 31 be connected to heating chamber 30 upper wall surface and under
Wall.Connect in the bottom of heating chamber 30 and have sea water supply room 32, be provided with for raw material seawater is led in sea water supply room 32
Enter to the raw material seawater introducing port 33 respectively adding heat pipe 31.The side wall surface of heating chamber 30 is provided with hot water introducing port 34 and hot water row
Outlet 35, this hot water introducing port 34 can import the hot water such as the folder jacket water of the cooling etc. for diesel engine, this hot water outlet
The hot water such as the 35 folder jacket waters that can discharge the cooling etc. for diesel engine.It is directed into from raw material seawater introducing port 33 and respectively adds heat pipe
The raw material seawater of 31 is by it and is directed between the hot water in heating chamber 30 from hot water introducing port 34 and carries out heat exchange and added
Heat and evaporate, become steam and be supplied in container body 2.
Condenser 4 is for cooling down the steam being supplied in container body 2 and generating fresh water, and this condenser 4 wraps
Include multiple heat pipe 40 to be connected with the two ends of the heat pipe group each obtained with being got up by these multiple heat pipe 40 harnesses
The 1st top cover 9A and the 2nd top cover 9B.Each heat pipe 40 configures in the way of horizontally extending, two of each heat pipe 40
End is connected to the left wall face of container body 2 and right wall.
The multiple heat pipes 50 being arranged over for constituting preheater 5 at condenser 4.The plurality of heat pipe 50 is also with edge
The mode that horizontal direction extends configures, and two ends of multiple heat pipes 50 are connected to the left wall face of container body 2 and right wall,
And be connected with the 1st top cover 9A and the 2nd top cover 9B.
In the 1st top cover 9A, it is provided with demarcation strip 90A, in the 2nd top cover 9B, is provided with demarcation strip 90B.Separated in top cover 9A
Plate 90A is drawn by demarcation strip 90B in being divided into the preheating top cover room 91A of top and the condensation top cover room 92A, top cover 9B of lower section
It is divided into the preheating top cover room 91B and the condensation top cover room 92B of lower section of top.Top cover room is used in preheating top cover room 91A, preheating
91B is connected with each heat pipe 50 being used for constituting preheater 5, and on the other hand, top cover room is used in condensation top cover room 92A, condensation
92B is connected with each heat pipe 40 being used for constituting condenser 4.
As it is shown on figure 3, be provided with demarcation strip 93A in condensation top cover room 92A, it is provided with in condensation top cover room 92B point
Dividing plate 93B.Room, the cooling water inlet 94a in distally it is divided into by demarcation strip 93A with near in the condensation top cover 92A of the 1st top cover 9A
The room 94b that turns back of side.Go out additionally, be divided into the cooling water of nearside by demarcation strip 93B in the condensation top cover 92B of the 2nd top cover 9B
Mouth room 94d and the room 94c that turns back in distally.
Being provided with cooling water inlet 95 in the 94a of room, cooling water inlet, this cooling water inlet 95 is for importing for by container
The cooling sea water of the steam cooling condensation in main body 2.Connect at cooling water inlet 95 and have cooling water supplying pipe road 13, should
Each sea water that cooling water supplying pipe road 13 is connected in sea water pump 11 to boats and ships uses the sea water supply pipeline 12 (reference at position
Fig. 1), by making sea water pump 11 work, sea water is imported as cooling water.It is fed to the cold of room, cooling water inlet 94a
But with sea water in each heat pipe 40 as shown by arrows in Figure 3 as, in carrying out in the room 94b that respectively turns back, the room 94c that turns back
Continue, towards the coolant outlet room 94d flowing of the 2nd top cover 9B of opposite side.The steam being supplied in container body 2 passes through it
And in each heat pipe 40, carry out heat exchange between the cooling sea water of flowing and cooled thus be condensed, generated by condensing
Fresh water be discharged from the water outlet 96 being arranged at container body 2.
The coolant outlet 97 for discharging cooling sea water it is provided with in the 94d of coolant outlet room.Go out from cooling water
A part for the cooling sea water that mouth 97 ejects is supplied to ejector pump 8 via branch line 14, and another part is via water supply
Pipeline 15 is supplied to preheater 5, and remainder is discharged to outside boats and ships wait (with reference to Fig. 1).Ejector pump 8 is used for driving water to spray
Device 7, it is integrally provided with apparatus main body 6 and forms.The cooling seawater utilization ejector pump 8 being supplied to ejector pump 8 is boosted
Afterwards, it is supplied to water ejector 7, after driving water ejector 7, is discharged to outside boats and ships.
Then, as shown in Figure 4, in preheating top cover room 91A, two pieces of demarcation strip 98A it are provided with, at preheating top cover room 91B
Inside it is provided with two pieces of demarcation strip 98B.It is divided into the raw material seawater in distally by demarcation strip 98A in the preheating top cover 91A of the 1st top cover 9A
The room 99d that turns back of turn back room 99e and the nearside of downstream chamber 99f and central authorities.And, the preheating of the 2nd top cover 9B is with in top cover 91B
It is divided into the raw material seawater inlet 99a of nearside and the room 99c that turns back in turn back room 99b and the distally of central authorities by demarcation strip 98B.
Being provided with raw material seawater entrance 100 in raw material seawater inlet 99a, this raw material seawater entrance 100 is used for importing certainly
A part for the cooling sea water that condenser 4 ejects.Raw material seawater entrance 100 connects and has supply channel 15, supplying water
Pipeline 15 is provided with donkey pump 9 (with reference to Fig. 1).A part for the cooling sea water that condenser 4 ejects is utilizing donkey pump 9
Make, under its state boosted, to be fed to raw material seawater inlet 99a.Then, a part for this cooling sea water is for structure
The each heat pipe 50 becoming preheater 5 is interior as shown in the arrow of Fig. 4, in carrying out in the room 99b～the room 99e that turns back that respectively turns back
Continue, towards the raw material seawater downstream chamber 99f flowing of the 1st top cover 9A of opposite side.Now, cooling sea water is by respectively leading
In heat pipe 50 during flowing and carry out heat exchange between the steam being supplied in container body 2 and be heated, it is fed to
Raw material seawater downstream chamber 99f.
The raw material seawater outlet 101 for being discharged by cooling sea water it is provided with in raw material seawater downstream chamber 99f.From raw material
The cooling sea water that seawer outlet 101 ejects is supplied to sea water as raw material seawater supply via raw material seawater feeding pipe 16
To room 32.
So, owing to there is the preheater 5 of said structure, a part for the cooling sea water that condenser 4 ejects is led to
Carry out heat exchange between the steam of the higher temperature crossed and be supplied in container body 2 and heated after, by as raw material
Sea water supply is to heater 3.Thus, it is possible to make the temperature being supplied to the raw material seawater of heater 3 higher such that it is able to improve
The thermal efficiency of heater 3.
As it is shown in figure 5, for constituting each heat pipe 40 of condenser 4 and for constituting each heat pipe 50 of preheater 5
Inner surface and outer surface carried out convex-concave processing.In the present embodiment, each heat pipe 40, each heat pipe 50 are by corrugated tube structure
Become, the tube wall 41 of heat pipe 40 alternately has multiple protuberance 42 and recess 43, continuously at the tube wall 51 of heat pipe 50
Upper alternately have multiple protuberance 52 and recess 53 continuously.Protuberance 42, protuberance 52 and recess 43, recess 53 cross-sectional shape except
Be formed as outside the chevron shape as shown in (A) of Fig. 5, it is also possible to be formed as shown in (B) of Fig. 5, (C) of Fig. 5
Such rectangle, waveform etc. are variously-shaped.
It addition, as each heat pipe 40, each heat pipe 50, in addition to using corrugated tube, it is possible to use following adds
Work pipe, this processing pipe is by tube wall 41, the tube wall 51 smooth tube wall 41 of smooth pipe, the inner surface of tube wall 51 and outer surface
On be integrally provided the multiple ring-type projection circumferentially extended the most at a predetermined interval and concavo-convex be processed into.This
Outward, as processing pipe, it is also possible to by projection being integrally provided in the shape of a spiral the smooth tube wall 41 of pipe, the interior table of tube wall 51
Face and outer surface carry out convex-concave processing, or can also by replace projection and by groove with as projection by the way of integratedly
It is arranged at the tube wall 41 of smooth pipe, the inner surface of tube wall 51 and outer surface.And, it is also possible to by many by axially extending
Individual projection or groove are integrally provided to the smooth tube wall 41 of pipe, the inner surface of tube wall 51 and appearance the most at a predetermined interval
Face carries out convex-concave processing.So, as long as making each heat pipe 40, the surface area of heat pipe 50 becomes big, it is possible to unrestricted choice
The method that tube wall 41, the inner surface of tube wall 51 and outer surface are carried out convex-concave processing.
In the vacuum evaporation type desalter 1 of present embodiment, due to the heat pipe 40 of condenser 4 and preheater 5
The inner surface of heat pipe 50 and outer surface carried out convex-concave processing, therefore, compared with the smooth pipe roughly equal with its external diameter, respectively led
Heat pipe 40, each heat pipe 50 surface area bigger, i.e. can carry out guaranteeing bigger thermal conductive surface during heat exchange inside and outside heat pipe
Long-pending, and, concavo-convex stir the cooling sea water at heat conduction Bottomhole pressure by utilizing, thus improve thermal conductive surface (tube wall 41, pipe
Wall 51) place steam and cooling sea water between heat transfer efficiency, its result, each heat pipe 40, the heat exchange of each heat pipe 50
Amount increases.Thus, by each heat pipe 40, the inner surface of each heat pipe 50 and outer surface being carried out convex-concave processing, flat with using
The situation of slip pipe is compared, it is possible to by making between cooling sea water and the steam flowed in each heat pipe 40, each heat pipe 50
Carry out heat exchange, and the cooling heating of seawater of flowing in each heat pipe 40, heat pipe 50 is become higher temperature, its result,
The temperature being supplied to the raw material seawater of heater 3 can be made higher.Thus, it is possible to improve the thermal efficiency of heater 3 further.
On the other hand, add man-hour when each heat pipe 40, the inner surface of each heat pipe 50 and outer surface are carried out convex-concave, due to
Concavo-convex and cause pipe friction coefficient to increase, thus become big at the pressure loss of the cooling sea water of heat conduction Bottomhole pressure.Therefore, for
Prevent the situation that the flowing of cooling sea water is bad, need to increase the size of heat pipe or improve the capacity of sea water pump and raise
The such countermeasure of journey.For condenser 4, owing to the sea water after utilizing sea water pump 11 boosted is supplied to condenser 4,
Therefore, condenser 4 is not readily susceptible to the impact that pressure loss increases, but, for preheater 5, due to condenser 4 row
Cooling sea water out is supplied to preheater 5, and, the pressure loss of preheater 5 self also increases, accordingly, as in advance
The pressure of the sea water in the raw material seawater outlet 101 of the outlet of hot device 5 is greatly reduced compared with the situation using smooth pipe.
When pressure loss becomes big, and the sea water supply pressure from raw material seawater outlet 101 reduces, it is possible to cannot be sufficiently to heating
Device 3 base feed sea water.In order to solve these problems, although it can be considered that the method improving the capacity lift of sea water pump 11,
But, at the capacity of the large-scale sea water pump 11 improved further for each sea water in sea water supply to boats and ships being used position
Etc. aspect, there are the operating funds such as the cost of pump self, amount of power consumption and raise such problem significantly.Therefore, in this enforcement
In the vacuum evaporation type desalter 1 of mode, the supply channel 15 between condenser 4 and preheater 5 is arranged small-sized auxiliary
Helping pump 9, after the cooling seawater utilization donkey pump 9 condenser 4 ejected boosts, supply is to preheater 5.Thus, exist
In preheater 5, it is also possible to promote the heat exchange between cooling sea water and steam, further, it is possible to the pressure of corresponding cooling sea water
The problem that power loss increases, therefore, it is possible to guarantee the output of raw material seawater fully for heater 3.
Use the vacuum evaporation type desalter 1 of said structure, due to the multibarrel condenser 4 at container body 2
It is provided above multibarrel preheater 5, the raw material seawater of supply to heater 3 is heated, it is therefore not necessary to be used for making preheating
The space that device 5 is provided independently from condenser 4, it is possible to seek the miniaturization of device.
Further, owing to the inner surface of each heat pipe 50 of each heat pipe 40 of condenser 4 and preheater 5 and outer surface are entered
Go convex-concave processing, therefore, it is possible to improve each heat pipe 40, the heat conductivility of each heat pipe 50.Thus, smooth pipe structure with utilizing
Become each heat pipe 40, the existing vacuum evaporation type desalter of each heat pipe 50 is compared, it is possible to make condenser 4 via preheating
Device 5 and the temperature of raw material seawater that supplies to heater 3 is higher temperature, therefore, it is possible to improve the thermal effect of heater 3 further
Rate.It is additionally, since on the supply channel 15 between condenser 4 and preheater 5 and donkey pump 9 is set, condenser 4 is ejected
Cooling boost with seawater utilization donkey pump 9 after, supply to preheater 5, therefore, it is possible to reply is in each heat conduction of preheater 5
The problem that in pipe 50, the cooling of flowing increases with the pressure loss of sea water (raw material seawater).Thus, it is possible to heater 3 sufficiently
Base feed sea water.Its result, the manufacture of the fresh water manufactured in vacuum evaporation type desalter 1 increases, it is possible to carry
The desalting performance of high device.On the other hand, with the existing vacuum steaming utilizing smooth pipe to constitute each heat pipe 40, each heat pipe 50
Hair style desalter is compared, owing to the desalting performance of device raises, even if therefore reduction condenser 4 and each heat conduction of preheater 5
Pipe 40, the quantity of each heat pipe 50, it is also possible to manufacture approximately equal amounts of fresh water.Thus, it is also possible to seek the miniaturization of device.
And, constitute each heat pipe 40, the existing vacuum evaporation type desalter of each heat pipe 50 utilizing smooth pipe
In, only smooth pipe is replaced with inner surface and outer surface carried out the corrugated tube of convex-concave processing, processing pipe etc., it becomes possible to improve dress
The desalting performance put, therefore, it is possible to simple and at low cost existing vacuum evaporation type desalter is carried out edition upgrading.
Above, one embodiment of the present invention is illustrated, but, the present invention is not limited to above-mentioned embodiment party
Formula, without departing from carrying out various change in the range of the purport of the present invention.Such as at the embodiment of above-mentioned Fig. 1
In, each heat pipe 40, the inner surface of each heat pipe 50 and outer surface are carried out convex-concave processing, however, it can be the most internal
One in surface or outer surface carries out convex-concave processing.
And, although each heat pipe 40 of condenser 4 and each heat pipe 50 of preheater 5 are implemented convex-concave processing, but
It is, it is also possible to be only the one in each heat pipe 40 of condenser 4 or each heat pipe 50 of preheater 5 to be implemented convex-concave to add
Work.
Furthermore, it is also possible in the same manner as each heat pipe 40 of condenser 4, each heat pipe 50 of preheater 5, to heater 3
Respectively add heat pipe 31 implement convex-concave processing.Fig. 6 represents not only each heat pipe 40 and each heat pipe of preheater 5 to condenser 4
50 implement convex-concave processing, also the heat pipe 31 that respectively adds of heater 3 are implemented the embodiment (deformation of Fig. 2 of convex-concave processing
Example).In the same manner as each heat pipe 40 of condenser 4 and each heat pipe 50 of preheater 5, as it is shown in fig. 7, respectively add heat pipe 31 at it
Tube wall 31A alternately has multiple protuberance 31B and recess 31C continuously, within it implements convex-concave processing on surface and outer surface.
The cross-sectional shape of protuberance 31B and recess 31C is except being formed as the chevron shape as shown in (A) of Fig. 7, it is also possible to be formed as
As (B) of Fig. 7, Fig. 7 (C) shown in as rectangle, waveform etc. variously-shaped.Heat pipe 31, energy is added as said structure
Corrugated tube is enough preferably used, but is in addition to outside corrugated tube, it is possible to use by multiple ring-type by circumferentially extend
Projection is integrally provided to inner surface and the appearance of the tube wall 31A of smooth pipe smooth for tube wall 31A the most at a predetermined interval
Face and processing pipe that convex-concave is processed into.And, as processing pipe, it is also possible to put down by projection is integrally provided in the shape of a spiral
The tube wall 31A inner surface of slip pipe and outer surface carry out convex-concave processing, furthermore, it is also possible to by replacement projection by groove and projection
Similarly it is integrally provided to smooth the inner surface of the tube wall 31A of pipe and outer surface to carry out convex-concave processing.And, it is also possible to logical
Cross the tube wall 31A that the multiple projections axially extended or groove are integrally provided to the most at a predetermined interval smooth pipe
Inner surface and outer surface.So, as long as making the surface area respectively adding heat pipe 31 become big, it is possible to unrestricted choice is to tube wall 31A
Inner surface and the outer surface method that carries out convex-concave processing.
By the inner surface respectively adding heat pipe 31 of heater 3 and outer surface are carried out convex-concave processing, with its external diameter substantially phase
Deng smooth pipe compare, the surface area of each heater 30 is bigger, i.e. can guarantee bigger when adding and carrying out heat exchange inside and outside heat pipe
Heat-conducting area.Further, by utilizing concavo-convex stirring in the raw material seawater heating Bottomhole pressure, thus thermal conductive surface (pipe is improved
Wall 31A) in hot water and raw material seawater between heat transfer efficiency.Its result, the heat exchange amount respectively adding heat pipe 31 increases.Thus,
Embodiment as shown in Figure 6 is such, by the inner surface and outer surface that respectively add heat pipe 31 are carried out convex-concave processing, flat with using
The situation of slip pipe is compared, and carries out heat exchange efficiently, it is possible to carry within respectively adding heat pipe 31 between raw material seawater and the hot water of flowing
The high efficiency of heating surface respectively adding heat pipe 31, it is as a result, it is possible to make the evaporation efficiency of raw material seawater good such that it is able to steam is sufficient
Ground supplies to container body 2.
And, in the embodiment of above-mentioned Fig. 1, it is used as to add hot charge in heater 3 by the used heat from diesel engine
Sea water also makes its thermal source evaporated, but, in addition, it is also possible to utilize the used heat from the equipment for producing used heat, also
The steam from boiler can be utilized, heater 3 heats raw material seawater and makes it evaporate.
And, in the embodiment of above-mentioned Fig. 1, a part for cooling sea water condenser 4 discharged utilizes auxiliary
Help pump 9 to boost and supplied to preheater 5, but it is also possible to omit this donkey pump 9 by supply channel 15.Fig. 8 is the reality of Fig. 1
Executing the variation of mode, it represents the summary construction diagram of the Vacuum evaporation desalination device 1 eliminating donkey pump 9.It addition, this change
The basic structure of shape example is identical with the structure of the embodiment of above-mentioned Fig. 1, here, to identical attached of corresponding structure mark
Figure labelling, thus omit the description.
In the embodiment of Fig. 8, a part for the cooling sea water that condenser 4 ejects passes through branch line 14 quilt
Supply is to ejector pump 8, and the remainder of cooling sea water is discharged to outside boats and ships.It is supplied to the cooling sea of ejector pump 8
After water conservancy is boosted by ejector pump 8, the cooling sea water of a part is supplied to water ejector 7, on the other hand, remainder
Cooling sea water is supplied to preheater 5 via supply channel 19.Then, the cooling sea water being supplied to preheater 5 passes through
And carry out heat exchange between the steam being supplied in container body 2 and heated after, as raw material seawater via raw material sea
Water supplying pipe road 16 is supplied to heater 3.So, in the embodiment of Fig. 8, by making the pipe of the ejection side of ejector pump 8
Road branch, the cooling sea water after boosting utilizing ejector pump 8 is supplied to preheater 5 by supply channel 19, it is possible to tackle
The problem that in each heat pipe 50 of preheater 5, the pressure loss of the cooling sea water of flowing increases such that it is able to heater 3 is filled
Foot ground base feed sea water.Its result, in addition to being capable of the action effect as the embodiment of Fig. 1, due to
Need not donkey pump 9, thus, it is also possible to make device simplify.
And, in the embodiment of above-mentioned Fig. 1, ejector pump 8 is integrally provided with apparatus main body 6 and forms, but, as
Shown in Fig. 9, it is also possible to ejector pump 8 is arranged at than apparatus main body 6 position on the lower.In the embodiment of figure 1, condenser
A part for the cooling sea water that 4 eject is supplied to ejector pump 8, but, in the embodiment of Fig. 9, ejector pump 8 is from sea
In draw sea water, and using this sea water as driving water to supply to water ejector 7.
And, in the embodiment of Fig. 1, Fig. 8 and Fig. 9, it is sprayed against device and is used as decompression member 7, but, might not
It is defined in this, it is also possible to by vacuum pump etc. as decompression member 7.
Further, Figure 10 represents the summary construction diagram of Vacuum evaporation desalination device 1 of other embodiments of the present invention.Separately
Outward, the basic structure of this embodiment is identical with the embodiment of above-mentioned Fig. 1, here, identical to corresponding structure mark
Reference, thus omit detailed description.
In the embodiment of Figure 10, as drive water self-injection pump 8 supply to water ejector 7 sea water via cooling water
Supply circuit 13 is supplied to condenser 4 by the cooling water of the desalination as Vacuum evaporation desalination device 1.To be used for from marine
Draw sea water and this sea water is only supplied to water ejector 7 small-sized pump be used as ejector pump 8.
In the embodiment of this Figure 10, make to be supplied to container body 2 at the cooling sea water being supplied to condenser 4
After interior steam cooling condenses and generates fresh water, this cooling sea water condenser 4 is discharged, but, this cooling sea
A part for water is supplied to preheater 5 processed, a part for this cooling sea water by with the steam being supplied in container body 2
Between carry out heat exchange and heated after, be supplied to sea water supply as raw material seawater via raw material seawater feeding pipe 16
Room 32.Here, by the inner surface of each heat pipe 50 (and each heat pipe 40 of condenser 4) to preheater 5 and outer surface
At least one carry out convex-concave processing, so that supply is higher to the temperature of raw material seawater of heater 3, it is possible to increase heater
The thermal efficiency of 3.On the other hand, in the embodiment of Figure 10, it is possible to by improving the capacity etc. of ejector pump 8 without auxiliary
Pump 9, and, with the cost lower than the method for the capacity etc. improving sea water pump 11, tackle each heat pipe 50 at preheater 5
The problem that in (and each heat pipe 40 of condenser 4), the pressure loss of the cooling sea water of flowing increases, therefore, it is possible to heating
Device 3 base feed sea water sufficiently.It is as a result, it is possible to realize the action effect as the embodiment of Fig. 1.
Description of reference numerals
1, Vacuum evaporation desalination device；2, container body；3, heater；4, condenser；5, preheater；7, water injection
Device；8, ejector pump；9, donkey pump；11, sea water pump；31, heat pipe is added；40,50, heat pipe.
Claims (7)
1. a Vacuum evaporation desalination device, it utilizes the heat from the thermal source being equipped on boats and ships, from being introduced in boats and ships
Sea water in manufacture fresh water, wherein,
This Vacuum evaporation desalination device includes:
Heater, it utilizes the heat of self-heat power to heat the raw material seawater being supplied to and generate steam；
The container body of hermetic type, its steam produced for utilizing above-mentioned heater imports；
Decompression member, it is for reducing pressure in said vesse main body；
Condenser, it has multiple heat pipe, for utilizing cooling sea water to cool down the steam in said vesse main body
And generate fresh water；
Preheater, it has multiple heat pipe, and the steam in utilizing said vesse main body ejects from above-mentioned condenser
The part of cooling sea water heat after as raw material seawater supply to above-mentioned heater,
In above-mentioned condenser and above-mentioned preheater, inner surface or the outer surface of each above-mentioned heat pipe of at least one carry out excess convexity
Recessed processing,
Being provided with donkey pump between above-mentioned condenser and above-mentioned preheater, this donkey pump is for making to eject from above-mentioned condenser
It is supplied to above-mentioned preheater after the part boosting of cooling sea water,
Above-mentioned heater has and multiple adds heat pipe, it is possible to raw material seawater imports to the plurality of inside adding heat pipe,
Each above-mentioned inner surface adding heat pipe or outer surface carried out convex-concave processing.
Vacuum evaporation desalination device the most according to claim 1, wherein,
This Vacuum evaporation desalination device includes for the pump by cooling sea water supply to above-mentioned condenser,
Said pump is for the sea water pump by using position from each sea water of the marine sea water supply drawn up to boats and ships.
Vacuum evaporation desalination device the most according to claim 1, wherein,
This Vacuum evaporation desalination device includes for the pump by cooling sea water supply to above-mentioned condenser,
The water ejector that above-mentioned decompression member is driven by sea water, and, said pump is for by supreme for driving sea water supply
State the ejector pump of water ejector,
The driving sea water discharged from above-mentioned water ejector is by as cooling sea water supply to above-mentioned condenser.
Vacuum evaporation desalination device the most according to claim 1, wherein,
Above-mentioned heat pipe is made up of corrugated tube.
Vacuum evaporation desalination device the most according to claim 1, wherein,
Above-mentioned heat pipe is by being integrally provided projection on surface within it or outer surface or groove carries out convex-concave processing
's.
Vacuum evaporation desalination device the most according to claim 2, wherein,
The water ejector that above-mentioned decompression member is driven by sea water,
For the ejector pump of driving sea water supply to above-mentioned water ejector is integrally provided with apparatus main body, this apparatus main body
It is made up of said vesse main body, above-mentioned heater, above-mentioned condenser and above-mentioned preheater,
Above-mentioned ejector pump is supplied to supreme after the part boosting making the cooling sea water ejected from above-mentioned condenser
State water ejector.
Vacuum evaporation desalination device the most according to claim 2, wherein,
The water ejector that above-mentioned decompression member is driven by sea water,
For driving sea water supply to the ejector pump of above-mentioned water ejector being arranged at ratio apparatus main body position on the lower, should
Apparatus main body is made up of said vesse main body, above-mentioned heater, above-mentioned condenser and above-mentioned preheater,
Above-mentioned ejector pump is used for making to be supplied to above-mentioned water ejector after the marine sea water drawn up boosts.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-006182 | 2012-01-16 | ||
| JP2012006182 | 2012-01-16 | ||
| JP2012193025A JP6041584B2 (en) | 2012-01-16 | 2012-09-03 | Vacuum evaporative fresh water generator |
| JP2012-193025 | 2012-09-03 | ||
| CN201310015277.7A CN103204557B (en) | 2012-01-16 | 2013-01-16 | Vacuum evaporation desalination device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310015277.7A Division CN103204557B (en) | 2012-01-16 | 2013-01-16 | Vacuum evaporation desalination device |
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| CN106277116A true CN106277116A (en) | 2017-01-04 |
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| CN201610680720.6A Pending CN106277116A (en) | 2012-01-16 | 2013-01-16 | Vacuum evaporation desalination device |
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| JP (3) | JP6041584B2 (en) |
| CN (1) | CN106277116A (en) |
| TW (1) | TWI617342B (en) |
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| CN115536093A (en) * | 2017-08-02 | 2022-12-30 | 笹仓机械工程有限公司 | Water making device |
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| JP6041584B2 (en) * | 2012-01-16 | 2016-12-14 | 株式会社ササクラ | Vacuum evaporative fresh water generator |
| MX2017013299A (en) * | 2015-04-23 | 2018-01-25 | Wga Water Global Access S L | Condenser-evaporator tube. |
| JP7229599B2 (en) * | 2017-08-02 | 2023-02-28 | 株式会社ササクラ | Multi-effect fresh water generator |
| JP7026939B2 (en) * | 2017-08-02 | 2022-03-01 | 株式会社ササクラ | Multi-effect water production equipment |
| JP7129041B2 (en) * | 2018-05-08 | 2022-09-01 | 株式会社ササクラ | fresh water generator |
| CN109437353B (en) * | 2018-12-17 | 2024-02-27 | 海汇集团有限公司 | Single-effect sea water desalination device |
| CN110217847A (en) * | 2019-07-26 | 2019-09-10 | 哈尔滨汽轮机厂辅机工程有限公司 | A kind of small-sized Flash Type desalination plant |
| CN111099676A (en) * | 2020-02-19 | 2020-05-05 | 怡灏环境技术有限公司 | Device for synchronously recycling salt during seawater purification |
| JP7431447B2 (en) | 2020-06-08 | 2024-02-15 | 株式会社東洋製作所 | Distilled water production equipment |
| TW202212268A (en) * | 2020-09-25 | 2022-04-01 | 日商笹倉機械工程股份有限公司 | Management device managing vacuum vaporization-type fresh water generation device |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP6321736B2 (en) | 2018-05-09 |
| JP2016193437A (en) | 2016-11-17 |
| JP6041584B2 (en) | 2016-12-14 |
| TW201330915A (en) | 2013-08-01 |
| JP6524298B2 (en) | 2019-06-05 |
| JP2013166141A (en) | 2013-08-29 |
| TWI617342B (en) | 2018-03-11 |
| JP2018114501A (en) | 2018-07-26 |
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