CN109029029A - One kind goes with each other all the time plate heat exchanger and desalination plant - Google Patents
One kind goes with each other all the time plate heat exchanger and desalination plant Download PDFInfo
- Publication number
- CN109029029A CN109029029A CN201810932666.9A CN201810932666A CN109029029A CN 109029029 A CN109029029 A CN 109029029A CN 201810932666 A CN201810932666 A CN 201810932666A CN 109029029 A CN109029029 A CN 109029029A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- water inlet
- plate
- exchanger plates
- seawater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
- F28F9/16—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
- F28F9/18—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
Abstract
It goes with each other all the time plate heat exchanger and desalination plant the invention discloses one kind, including front end-plate, radiator-grid, brazing solder layer, end plate, the first heat exchanger plates, flow control valve, temperature sensor, third water inlet, the first water inlet is provided on the front end-plate, the flow control valve is provided in first water inlet, the second water inlet is provided with beside first water inlet, it is provided with the third water inlet beside second water inlet, third water inlet two sides are provided with fastening bolt.Beneficial effect is: the present invention can be such that former heat transfer effect is improved, and increase seawater flow, reduce seawater velocity, pipe flushing is reduced, service life of equipment is extended, seawater is enable to intake from front and back ends bilateral, reduce sea water service system plate heat exchanger interface flow velocity, improve heat transfer effect, due to more interfaces, under uniform pressure, increase seawater total flow, but it goes with each other all the time and increases pipeline flow ability, reduce interface flow velocity, reduce abrasion.
Description
Technical field
The present invention relates to petrochemical industry seawater pipeline field, go with each other all the time plate heat exchanger and seawater more particularly to one kind
Desalting plant.
Background technique
Under normal circumstances, capital equipment has water circulating pump, plate heat exchanger, seawater filter etc. in Circulating Water Field；Wherein
Plate heat exchanger effect is that recirculated water and seawater are carried out cooling, heat exchange to act on, and device return water is passed through in plate heat exchanger
Sea water service system cools down, and is boosted again by water circulating pump, supplies each device and continues cycling through use.Since system designs and changes
The influence of thermal effect makes plate heat exchanger recirculated water leaving water temperature that cannot always reach requirement, by the cleaning of heat exchanging device and adds
Medicine can not play good effect.This is solved the problems, such as in the way of increase seawater flow in currently available technology, but
Since heat exchanger seawater nozzle designs limited (highest DN500), flow velocity is no more than 6m/s, so unilateral water inlet cannot improve sea
Water flow.
There is also the plate heat exchangers using two water inlets, such as patent CN201811617U(document in the prior art
1) a kind of copper alloy plate type heat exchanger is disclosed, by two input pipes of setting and two efferent ducts to realize changing for fluid
Heat.However there are still problems for the scheme of document 1: first is that the heat exchanger of document 1 only realizes that heat exchange is not set by corrugated plating
Other heat dissipations, heat-absorbing body are set, heat transfer effect is less desirable；It is increased second is that two input/output ports are arranged in the heat exchanger of document 1
The device of the flow of water but not set slow pressure may cause loss etc. to equipment.
Summary of the invention
It goes with each other all the time plate heat exchanger and seawater the object of the invention is that providing one kind to solve the above-mentioned problems
Desalting plant.
The present invention through the following technical solutions to achieve the above objectives:
One kind go with each other all the time be arranged between plate heat exchanger, including front end-plate, end plate and front end-plate and end plate it is several
Layer heat exchanger plates, it is characterised in that: one end is provided with the first water inlet, phase in the end plate plane in the front end-plate plane
Pair the other end be provided with the second water inlet, first water inlet and second water inlet are used for while accessing seawater.
Further, it is additionally provided with third water inlet in the end plate plane, for alleviating hydraulic pressure.
Further, it is provided with pressure detector in the third water inlet, when its detection seawater pressure is excessive, referred to
Show that the third water inlet is opened, seawater enters from the third water inlet to alleviate hydraulic pressure.
Further, the heat exchanger plates are nearby provided with temperature sensor, for detecting ocean temperature variation.
Further, it is provided with flow control valve in first, second, third water inlet, for controlling seawater velocity.
Further, the heat exchanger plates are set as 4 layers to 7 layers, and the heat exchanger plates middle position is provided with radiator-grid.
Further, the heat exchanger plates are 5 layers, from the front end-plate to the end plate be according to this first, second, the
Three, the 4th and the 5th heat exchanger plates；Seawater enters in heat exchanger from first water inlet, exchanges heat by described first, second
Plate and the radiator-grid carry out heat exchange cooling, while seawater enters in heat exchanger from second water inlet, by described
Four, the 5th heat exchanger plates and the radiator-grid carry out heat exchange cooling；Third heat exchanger plates auxiliary is described first, second, the
Four and the 5th heat exchanger plates carry out heat exchange work.
Further, the heat exchange board ends are provided with brazing solder layer, are welded between the heat exchanger plates by the soldering
The welding of the bed of material is fastenedly connected.
Further, the front end-plate and the end plate are provided with fastening bolt, and the fastening bolt is for fixing
Heat exchanger plates.
Further, the present invention discloses a kind of desalination plant, which is characterized in that including any in claim 1-9
The plate heat exchanger that goes with each other all the time.
The beneficial effects of the present invention are:
(1) present invention can make seawater intake from front and back ends bilateral, reduce sea water service system plate heat exchanger interface flow velocity, improve
Heat transfer effect under uniform pressure, increases seawater total flow, but go with each other all the time and increase pipeline stream due to more interfaces
Logical ability, reduces interface flow velocity, reduces abrasion；
(2) present invention passes through the setting of third water inlet, alleviates hydraulic pressure, the system failure caused by preventing pressure excessive；
(3) present invention can be such that former heat transfer effect is improved, and increase seawater flow, reduce seawater velocity, reduce pipeline punching
Brush extends service life of equipment.
Detailed description of the invention
Fig. 1 is a kind of main view of plate heat exchanger that goes with each other all the time of the present invention；
Fig. 2 is a kind of bottom view of plate heat exchanger that goes with each other all the time of the present invention；
Fig. 3 is the heat exchanger plates and brazing solder layer partial sectional view of a kind of plate heat exchanger that goes with each other all the time of the present invention.
The reference numerals are as follows:
1, the first water inlet；2, fastening bolt；3, front end-plate；4, radiator-grid；5, brazing solder layer；6, the first heat exchanger plates；7, after
End plate；8, the second water inlet；9, curved edge；10, flow control valve；11, temperature sensor；12, the second heat exchanger plates；13,
Three heat exchanger plates；14, the 4th heat exchanger plates；15, the 5th heat exchanger plates；16, third water inlet；17, the first water outlet；18, the second water outlet
Mouthful.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings:
As shown in Figure 1-Figure 3, one kind goes with each other all the time plate heat exchanger, including front end-plate 3, radiator-grid 4, brazing solder layer 5, rear end
Plate 7, the first heat exchanger plates 6, flow control valve 10, temperature sensor 11, third water inlet 16, be provided on front end-plate 3 first into
The mouth of a river 1, front end-plate 3 are used for fixation member, and the first water inlet 1 enters for seawater to exchange heat, and are provided in the first water inlet 1
Flow control valve 10, flow control valve 10 are provided with the first heat exchanger plates 6, first changes for controlling seawater velocity below front end-plate 3
Hot plate 6 is cooling for seawater to make heat exchange, is provided with the second heat exchanger plates 12 below the first heat exchanger plates 6, is arranged below the second heat exchanger plates 12
There are third heat exchanger plates 13, the 4th heat exchanger plates 14 are provided with below third heat exchanger plates 13, are provided with the 5th below the 4th heat exchanger plates 14
Heat exchanger plates 15, the first heat exchanger plates 6, second heat exchange version 12, the third heat exchange heat exchange of version the 13, the 4th version 14, the 5th heat exchanger plates 15 are used
It is cooling in seawater to make heat exchange.End plate 7 is provided with below 5th heat exchanger plates 15, end plate 7 is for fixing single unit system, end plate 7
Upper position corresponding with the first water outlet of front end-plate is provided with the second water inlet 8, and the second water inlet 8 is used for seawater from end plate
7 enter, and third water inlet 16 is provided with beside the second water inlet 8, pressure detector is equipped in third water inlet 16, when seawater pressure
When power is excessive, third water inlet 16 is opened, and seawater enters from third water inlet 16, for alleviating hydraulic pressure.16 liang of third water inlet
Side is provided with fastening bolt 2, and fastening bolt 2 is provided with temperature sensor 11, temperature for fixing heat exchanger plates beside fastening bolt 2
Degree sensor 11 is equipped with the first water outlet 17 and the second water outlet 18 for detecting ocean temperature variation, end plate 7；First changes
6 middle position of hot plate is provided with radiator-grid 4, and for radiator-grid 4 for radiating, 6 both ends of the first heat exchanger plates are provided with brazing solder layer 5,
Brazing solder layer 5 is provided with curved edge 9, curved edge 9 is pacified for device for welding heat exchanger plates beside brazing solder layer 5
Dress.
In above structure, seawater enters in plate heat exchanger from the first water inlet 1 of front end face, passes through the first heat exchange
Plate 6 and the components such as the second heat exchanger plates 12 and radiator-grid 4 carry out heat exchange cooling, while other end of seawater is from end plate 7
The second water inlet 8 in enter in plate heat exchanger, by the 5th heat exchanger plates 15 and the 4th heat exchanger plates 14 and radiator-grid 4 into
Row heat exchange cooling.Third heat exchanger plates 13 assist the first heat exchanger plates 6 of front/rear end work, the second heat exchanger plates 12, the 4th heat exchanger plates
14 and the 5th heat exchanger plates 15 carry out heat exchange work.Due to hydraulic pressure difference, some seawater can enter from third water inlet 16 to be carried out
Circulation, flow control valve 10 control seawater velocity, and temperature sensor 11 detects the variation of seawater to make heat exchange temperature.
In order to further increase a kind of use function of plate heat exchanger that goes with each other all the time, it is preferred that front end-plate 3 is changed with first
Hot plate 6 is bolted connection, and front end-plate 3 is connect with the first water inlet 1 by thread seal, fastening bolt 2 and front end-plate 3
Connected by screw threads for fastening, front end-plate 3 is fastenedly connected with temperature sensor 11 by screw, fastening bolt 2 altogether there are six, first
Water outlet 17 and the second water outlet 18 are connect with end plate 7 by thread seal respectively, and the second water inlet 8 passes through with end plate 7
Thread seal connection, third water inlet 16 are molded as one with end plate 7, and the first heat exchanger plates 6 pass through welding with brazing solder layer 5
It is fastenedly connected, the second heat exchanger plates 12 are fastenedly connected with brazing solder layer 5 by welding, third heat exchanger plates 13 and brazing solder layer 5
It is fastenedly connected by welding, the 4th heat exchanger plates 14 are fastenedly connected with brazing solder layer 5 by welding, the 5th heat exchanger plates 15 and soldering
Solder layer 5 is fastenedly connected by welding, and the first heat exchanger plates 6 are fastenedly connected with the second heat exchanger plates 12 by welding, the second heat exchanger plates
12 are fastenedly connected with third heat exchanger plates 13 by welding, and third heat exchanger plates 13 are fastenedly connected with the 4th heat exchanger plates 14 by welding,
4th heat exchanger plates 14 are fastenedly connected with the 5th heat exchanger plates 15 by welding, and radiator-grid 4 and the first heat exchanger plates 6 are connected by welding fastening
It connects, radiator-grid 4 is fastenedly connected with the 5th heat exchanger plates 15 by welding, 15 company of being fastened by bolts of end plate 7 and the 5th heat exchanger plates
It connects, curved edge 9 is fastenedly connected with brazing solder layer 5 by welding, and flow control valve 10 is close by screw thread with the first water inlet 1
Envelope connection, flow control valve 10 are connect with the second water inlet 8 by thread seal, and third water inlet 16 and flow control valve 10 are logical
Cross thread seal connection.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.
Claims (10)
- The plate heat exchanger 1. one kind goes with each other all the time, if including being arranged between front end-plate, end plate and front end-plate and end plate Dried layer heat exchanger plates, it is characterised in that: one end is provided with the first water inlet in the front end-plate plane, in the end plate plane Opposite the other end is provided with the second water inlet, and first water inlet and second water inlet are used for while accessing sea Water.
- 2. heat exchanger according to claim 1, it is characterised in that: be additionally provided with third water inlet in the end plate plane Mouthful, for alleviating hydraulic pressure.
- 3. heat exchanger according to claim 2, it is characterised in that: it is provided with pressure detector in the third water inlet, When its detection seawater pressure is excessive, indicate that the third water inlet is opened, seawater enters from the third water inlet with slow Solve hydraulic pressure.
- 4. heat exchanger according to claim 1, it is characterised in that: the heat exchanger plates are nearby provided with temperature sensor, use In detection ocean temperature variation.
- 5. heat exchanger according to claim 2, it is characterised in that: be provided with stream in first, second, third water inlet Control valve, for controlling seawater velocity.
- 6. heat exchanger according to claim 1, it is characterised in that: the heat exchanger plates are set as 4 layers to 7 layers, the heat exchange Plate middle position is provided with radiator-grid.
- 7. heat exchanger according to claim 6, it is characterised in that: the heat exchanger plates are 5 layers, from the front end-plate to described End plate is the first, second, third, fourth and fifth heat exchanger plates according to this；Seawater enters in heat exchanger from first water inlet, passes through first, second heat exchanger plates and the radiator-grid Carry out heat exchange cooling, while seawater enters in heat exchanger from second water inlet, by the four, the 5th heat exchanger plates with And the radiator-grid carries out heat exchange cooling；The third heat exchanger plates assist the first, second, the 4th and the 5th heat exchanger plates to carry out Exchange heat work.
- 8. heat exchanger according to claim 6, it is characterised in that: the heat exchange board ends are provided with brazing solder layer, institute It states and is fastenedly connected between heat exchanger plates by the welding of the brazing solder layer.
- 9. heat exchanger according to claim 1, it is characterised in that: the front end-plate and the end plate are provided with fastening Bolt, the fastening bolt is for fixing heat exchanger plates.
- 10. a kind of desalination plant, which is characterized in that including board-like change that go with each other all the time any in claim 1-9 Hot device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810932666.9A CN109029029A (en) | 2018-08-16 | 2018-08-16 | One kind goes with each other all the time plate heat exchanger and desalination plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810932666.9A CN109029029A (en) | 2018-08-16 | 2018-08-16 | One kind goes with each other all the time plate heat exchanger and desalination plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109029029A true CN109029029A (en) | 2018-12-18 |
Family
ID=64630657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810932666.9A Pending CN109029029A (en) | 2018-08-16 | 2018-08-16 | One kind goes with each other all the time plate heat exchanger and desalination plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109029029A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357942A (en) * | 2021-06-28 | 2021-09-07 | 深圳市卓益节能环保设备有限公司 | High-efficient plate heat exchanger of spiral arrangement |
-
2018
- 2018-08-16 CN CN201810932666.9A patent/CN109029029A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357942A (en) * | 2021-06-28 | 2021-09-07 | 深圳市卓益节能环保设备有限公司 | High-efficient plate heat exchanger of spiral arrangement |
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