CN208139236U - steam generating system - Google Patents
steam generating system Download PDFInfo
- Publication number
- CN208139236U CN208139236U CN201720830432.4U CN201720830432U CN208139236U CN 208139236 U CN208139236 U CN 208139236U CN 201720830432 U CN201720830432 U CN 201720830432U CN 208139236 U CN208139236 U CN 208139236U
- Authority
- CN
- China
- Prior art keywords
- steam
- steam generator
- downpipe
- water jacket
- generating system
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/10—Water tubes; Accessories therefor
- F22B37/14—Supply mains, e.g. rising mains, down-comers, in connection with water tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/34—Adaptations of boilers for promoting water circulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B9/00—Steam boilers of fire-tube type, i.e. the flue gas from a combustion chamber outside the boiler body flowing through tubes built-in in the boiler body
- F22B9/10—Steam boilers of fire-tube type, i.e. the flue gas from a combustion chamber outside the boiler body flowing through tubes built-in in the boiler body the boiler body being disposed substantially horizontally, e.g. at the side of the combustion chamber
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical & Material Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- External Artificial Organs (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Detergent Compositions (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
- Devices For Medical Bathing And Washing (AREA)
Abstract
The utility model relates to steam generating systems.Steam generating system includes steam generator and steam drum, wherein, downpipe from steam drum passes through the water jacket of steam generator above one or more heating tube of steam generator, and the water-jacket space region being located at below one or more described heating tube is extended up in the water jacket of steam generator.
Description
Technical field
The utility model relates to a kind of steam generating systems comprising：
Steam generator, the steam generator have water jacket and at least one heating tube, and the heating tube is in the water jacket
It is middle to extend to be used to that heat transmission medium to be made to pass through,
The steam drum being arranged in above steam generator,
At least one upspout, the upspout are used to the water jacket of steam generator being hydraulically connected to steam drum,
So that steam can be sent in steam drum,
At least one downpipe, the downpipe are used to for steam drum being hydraulically connected to the water jacket of steam generator,
So that the enough water jackets for being returned to steam generator from steam drum of water energy.
Background technique
From the prior art, such as from international application WO2011/104328A2, it is known that have the steaming in the type of beginning description
Vapour generating system.In many situations, particularly, if hot gas will be used as heat transmission medium, steam generator is set
Count into horizontally disposed circular cylindrical shell tubing heat exchanger.Such as European patent EP 2312252B1 describes this shell-tube type heat
Exchanger and its purposes for cooling down hot synthesis gases.
Here, while water to be evaporated is in jacket space, heating tube of the hot gas by tube bank.About heat
Transfer medium, the preheater for being often similarly configured into shell and tube heat exchanger can be disposed under steam generator
Trip, and superheater can be disposed in upstream." steam drum " quilt for the pressure vessel being usually similarly horizontally arranged
It is mounted on above steam generator.Steam drum and steam generator are connected to each other by upspout and downpipe.This make water/
Vapour mixture can be recycled, so that steam can be discharged efficiently from steam generator and be made in steam
Significantly more efficient heat transmitting at the surface of the heating tube of generator is possibly realized.If steam drum can be positioned in steam
Above generator at enough distances, then this circulation can be operated as Natural Circulation.If there is no can be used for this foot
Enough spaces, then pump must promote to recycle.Then term " forced circulation " has been used.
Steam enters downpipe in order to prevent, these downpipes are attached to the periphery of steam generator by low land as far as possible,
If the cross section of steam generator is imagined as clock face, steam generation often is attached between 4 and 8 o'clock position
The periphery of device.Therefore, in order to realize these positions on the bottom side of steam generator water jacket, the downpipe come from above is therefore
It must be laid with arcuate motion, the minimum point of the arc still is below the minimum point of steam generator water jacket.Result it is required that steaming
Minimum range of the vapour generator away from ground, thus lead to and design and be arranged related limitation during the plan of this system,
Such as reactor supporting element must be arranged at minimum constructive height.
The supporting element being laterally attached for the downpipe furthermore valence on the water jacket of steam generator, that is, due to falling
The self weight of water pipe and the static force due to caused by thermal expansion force, and the dynamic due to caused by wind-force and seismic (seismal
Power.As a result, the special designing shape of this system particularly carried in the weight of wherein steam drum by downpipe and upspout
In the situation of formula, it may be required that supporting element and the significantly bigger wall thickness of pressure shield.
Therefore, the purpose of this utility model is that proposing a kind of steam generating system for avoiding described disadvantage.
Utility model content
The purpose is realized using the steam generating system of the utility model.
Steam generating system according to the present utility model：
Steam generating system includes：
A) steam generator, the steam generator have water jacket and at least one heating tube, and the heating tube is in the water
Extend in set to be used to that heat transmission medium to be made to pass through,
B) steam drum,
C) at least one upspout, the upspout are used to the water jacket of steam generator being hydraulically connected to steam vapour
Packet, so that steam can be sent in steam drum,
D) at least one downpipe, the downpipe are used to for steam drum being hydraulically connected to the water of steam generator
Set, so that the enough water jackets that steam generator is returned to from steam drum of water energy,
It is characterized in that：
E) downpipe from steam drum passes through the water jacket of steam generator in the upper half of the water jacket of steam generator,
And the lower half of the water jacket of steam generator is extended up in the water jacket of steam generator.
Since downpipe does not re-form the minimum point of the system, so steam generating system according to the present utility model makes
It can be close to terrestrial positioning steam generator.This simplifies the designs of the upstream and downstream component of a system.
The downpipe import supporting element between 4 o'clock position and 8 o'clock position is eliminated it is meant that power is no longer horizontal
In the water jacket for introducing steam generator to ground.Therefore, water jacket can be produced with lesser wall thickness.
According to the low spot of the downpipe of pervious prior art laying, each must be provided with discharge joint.According to this
These connectors are eliminated in the system of utility model.
Compared with corresponding prior art systems, due to no longer there is any laterally protruding downpipe, these are overboard
Pipe downward shakedown in equipment is set, so the space requirement for steam generating system according to the present utility model to be arranged reduces.
The preferred embodiment of the utility model
The preferred embodiment of the utility model is characterized in that the steam generator and the steam drum are relative to that
This is arranged in this way and the upspout and downpipe design in this way, enables water to be evaporated
It is moved between the water jacket and steam drum of steam generator by Natural Circulation.This eliminates the installation of pump and is safeguarding and repairing
Relevant cost in terms of reason and cost of investment.
One alternate embodiments of the utility model are characterized in that, at least one pump are installed, to promote steam generation
Water circulation between the water jacket and steam drum of device.Even if between steam drum and steam generator there is no it is any for every
The space of appropriately distance is opened, still is able to realize sufficient water circulation in a vapor generator in this case.
Another preferred embodiment of the utility model is characterized in that steam generator and steam drum are designed to water
The cylindrical pressure vessel that plain cloth is set.Cylindrical shape with accordingly arched end is long-term in terms of the construction of equipment
Since have been proven that its value and can produce at low cost.The horizontally disposed lower overall height and therefore of allowing
Good system accessibility.
Another preferred embodiment of the utility model is characterized in that upspout and downpipe enter in 0 o'clock position
The water jacket of steam generator, and enter the steam drum shield in 6 o'clock position.By this method, the pipe can also be by
As the structural detail for being used to support steam drum.
Another preferred embodiment of the utility model is characterized in that steam generator is designed to shell-tube type evaporation
Device.Such construction has been proven that its value for a long time in terms of the construction of equipment and can be at low cost
Production.
Another preferred embodiment of the utility model is characterized in that, in the water jacket of downpipe pile warp steam generator
A piece heating tube or more heating tubes are advanced until being located at the steam generator below a heating tube or more heating tubes
Volume area.As a result, downpipe has no effect in practice for the construction of heating tube, and do not require to hold high in this region
Expensive design measure.
Another preferred embodiment of the utility model is characterized in that downpipe passes through the heating tube in the boiler
Beam.As a result, a downpipe or more downpipes can linearly advance, it is low for thus keeping the flow resistance in pipeline.
The utility model is additionally related to the purposes of steam generating system according to the present utility model comprising：Steam hair
Raw system is disposed in the downstream of steam reformer reactors, and is used as from the synthetic gas that steam reformer reactors are discharged
Heat transmission medium in the steam generator of steam generating system.It is assisted in a tubular reactor in catalyst in many situations
The steam reformation of the hydrocarbon for giving synthetic gas of lower execution is to carry out under high-energy consumption and at high temperature.
The synthetic gas generated in this process higher than 800 DEG C at a temperature of leave reactor.In order to using in synthetic gas
The thermal energy for including, synthetic gas are used as heat transmission medium, to operate steam generating system according to the present utility model.
In short, the utility model provides a kind of steam generating system comprising：
Steam generator, the steam generator have water jacket and at least one heating tube, and the heating tube is in the water
Extend in set to be used to that heat transmission medium to be made to pass through,
Steam drum,
At least one upspout, the upspout are used to the water jacket of the steam generator being hydraulically connected to the steaming
Vapour drum, so that steam can be sent in the steam drum,
At least one downpipe, the downpipe are used to the steam drum being hydraulically connected to the steam generator
Water jacket so that the enough water jackets for being returned to the steam generator from the steam drum of water energy,
It is characterized in that：
The downpipe from the steam drum passes through the water jacket of the steam generator in half portion on it, and
Its lower half is extended up in the water jacket of the steam generator.
Preferably, the steam generator and the steam drum arrangement and described in this way relative to each other
Upspout and downpipe design in this way, enable water to be evaporated by Natural Circulation in the steam generation
It is moved between the water jacket of device and the steam drum.
Preferably, at least one pump is installed to promote the water between the steam generator and the steam drum to recycle.
Preferably, the steam generator and the steam drum are designed to horizontally disposed cylindrical pressure vessel.
Preferably, the upspout and the downpipe enter the water jacket of the steam generator in 0 o'clock position, and
6 o'clock position enter steam drum shield.
Preferably, the steam generator is designed to shell and tube evaporator.
Preferably, the tube bank in the water jacket of steam generator described in the downpipe pile warp.
Preferably, the downpipe passes through the tube bank in the water jacket of the steam generator.
Detailed description of the invention
Illustrative examples
The utility model further feature, advantage and possible use will also be according to the following explanations of illustrative examples
It is become apparent with drawing.In this case, described and/or description all features are with its own or with any combination shape
At the theme of the utility model.
In figure：
Fig. 1 shows the longitudinal section by steam generating system according to the present utility model,
Fig. 2 shows the cross section by steam generating system according to prior art,
Fig. 3 a shows the first cross section by steam generating system according to the present utility model,
Fig. 3 b shows the second cross section by steam generating system according to the present utility model.
Specific embodiment
Fig. 1 illustrates to include the steam generating system 1 of steam generator 2 and steam drum 3 as main member.Steam hair
Raw device 2 is designed to shell and tube evaporator, and is horizontally set.Thermal synthesis from steam reformer reactors (not describing)
Gas 4 is introduced in the inlet plenum 5 of steam generator 2, is distributed between the pipe 6 of tube bank 13 at inlet plenum 5, to
Before flow in outlet chamber 7, and steam generator 2 is left, for further processing or to use (not shown).
Steam drum 3 is disposed in 2 top of steam generator.The boiler feedwater 8 to be evaporated is fed to the steam
In drum.Water to be evaporated is recycled in a manner of Natural Circulation via upspout 9 and downpipe 10.Enter via upspout 9
The steam/water mixture of steam drum 3 is separated at steam drum 3, and steam 11 is discharged to be used to further use, and
Water is back fed in steam generator via downpipe 10.Here, downpipe 0 o'clock position enter steam generator 2
Water jacket 12, and then travel through lower volume area of the heating tube until water jacket 12 of tube bank 6 in water jacket 12.Downpipe
Low land terminates as far as possible in water jacket, with entering in downpipe to avoid vapor bubbles and realize drop as big as possible, that is,
Vertical distance between the lower end and upper end of downpipe as big as possible, thereby assists in Natural Circulation.
Fig. 2 shows the cross sections of the steam generating system of the downpipe 10' by being laid with the with good grounds prior art.In order to
Clearer, upspout does not give description, and still, such as in the example depicted in fig. 1, they are disposed in 0 point of water jacket 12 again
In clock position.Downpipe 10' 4 o'clock position and 8 o'clock position be connected to steam drum 3, outside around steam send out
Raw device 2 is advanced, and similarly 4 o'clock position and 8 o'clock position in enter steam generator water jacket 12.
Fig. 3 a shows the cross section of the steam generating system 1 of the downpipe 10 by being laid with with good grounds the utility model.
Downpipe 10 is connected to steam drum 3 in 6 o'clock position, and passes through the water jacket 12 of steam generator 2 in 0 o'clock position.?
In water jacket 12, downpipe 10 is advanced around tube bank 13 until the volume area for being located at the water jacket 12 below tube bank 13.
Fig. 3 b similarly shows the cross of the steam generating system of the downpipe 10 by being laid with with good grounds the utility model
Section.Downpipe 10 similarly 6 o'clock position be connected to steam drum 3, and pass through steam generator 2 in 0 o'clock position
Water jacket 12.In water jacket 12, downpipe 10 passes through tube bank 13 and reaches the volume area for being located at the water jacket 12 of 13 lower section of tube bank.
Industrial feasibility
The utility model is provided by more cheap and more save and realize the possibility of steam generating system in a manner of space-efficient
Property, wherein the assembly of system can also be executed more flexiblely relative to upstream and downstream equipment.
Reference signs list
1 steam generating system according to the present utility model
1 ' steam generating system according to prior art
2 steam generators
3 steam drums
4 synthetic gas
5 inlet plenums
6 heating tubes
7 outlet chamber
8 boiler feedwaters
9 upspouts
10 downpipes
10 ' downpipes according to prior art
11 steam
The water jacket of 12 steam generators
13 heating tube bundles.
Claims (8)
1. a kind of steam generating system, including：
Steam generator, the steam generator have water jacket and at least one heating tube, and the heating tube is in the water jacket
Extend to be used to that heat transmission medium to be made to pass through,
Steam drum,
At least one upspout, the upspout are used to the water jacket of the steam generator being hydraulically connected to the steam vapour
Packet, so that steam can be sent in the steam drum,
At least one downpipe, the downpipe are used to for the steam drum being hydraulically connected to the water of the steam generator
Set, so that the enough water jackets that the steam generator is returned to from the steam drum of water energy,
It is characterized in that：
The downpipe from the steam drum passes through the water jacket of the steam generator in half portion on it, and in institute
It states and extends up to its lower half in the water jacket of steam generator.
2. steam generating system according to claim 1, which is characterized in that the steam generator and the steam drum
It arranges in this way relative to each other and the upspout and downpipe designs in this way, make to be evaporated
Water energy enough pass through Natural Circulation and moved between the water jacket and the steam drum of the steam generator.
3. steam generating system according to claim 1, which is characterized in that install at least one pump to promote the steam
Water circulation between generator and the steam drum.
4. according to claim 1 to steam generating system described in any one of 3, which is characterized in that the steam generator
It is designed to horizontally disposed cylindrical pressure vessel with the steam drum.
5. steam generating system according to claim 4, which is characterized in that the upspout and the downpipe are at 0 point
Clock position enter the steam generator water jacket, and 6 o'clock position enter steam drum shield.
6. according to claim 1 to steam generating system described in any one of 3, which is characterized in that the steam generator
It is designed to shell and tube evaporator.
7. steam generating system according to claim 6, which is characterized in that steam generator described in the downpipe pile warp
Water jacket in tube bank.
8. steam generating system according to claim 6, which is characterized in that the downpipe passes through the steam generator
Water jacket in tube bank.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16400027.5 | 2016-07-08 | ||
| EP16400027.5A EP3267100B1 (en) | 2016-07-08 | 2016-07-08 | Steam creation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208139236U true CN208139236U (en) | 2018-11-23 |
Family
ID=56799385
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720830432.4U Active CN208139236U (en) | 2016-07-08 | 2017-07-10 | steam generating system |
| CN201710555812.6A Pending CN107588414A (en) | 2016-07-08 | 2017-07-10 | Steam generating system |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710555812.6A Pending CN107588414A (en) | 2016-07-08 | 2017-07-10 | Steam generating system |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20190226675A1 (en) |
| EP (1) | EP3267100B1 (en) |
| KR (1) | KR20190024974A (en) |
| CN (2) | CN208139236U (en) |
| DE (1) | DE102016120170A1 (en) |
| EA (1) | EA039024B1 (en) |
| PL (1) | PL3267100T3 (en) |
| SG (1) | SG11201811692PA (en) |
| WO (1) | WO2018007024A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588414A (en) * | 2016-07-08 | 2018-01-16 | 乔治·克劳德方法的研究开发空气股份有限公司 | Steam generating system |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE571207C (en) * | 1929-05-04 | 1933-02-24 | Otto Buehring | Device for increasing the water circulation in evaporators or steam boilers |
| DE1148239B (en) * | 1957-06-27 | 1963-05-09 | Andre Huet | Steam boilers, especially for ships, consisting of several in a common container or several such vertical pipes arranged parallel to one another with coaxial inner pipes |
| US3463125A (en) * | 1967-11-16 | 1969-08-26 | James T Voorheis | Horizontal boilers,apparatus in combination therewith and methods for heating same |
| US4074660A (en) * | 1975-11-24 | 1978-02-21 | The Lummus Company | Waste heat recovery from high temperature reaction effluents |
| DE3429366A1 (en) * | 1984-08-09 | 1986-02-27 | L. & C. Steinmüller GmbH, 5270 Gummersbach | CLEARED GAS COOLER FOR LOW-ENERGY PLANTS |
| US7500999B2 (en) * | 2004-09-01 | 2009-03-10 | Praxair Technology, Inc. | Catalytic reactor |
| DE102006055973A1 (en) * | 2006-11-24 | 2008-05-29 | Borsig Gmbh | Heat exchanger for cooling cracked gas |
| ES2467667T3 (en) * | 2009-06-24 | 2014-06-12 | Balcke-Dürr GmbH | Heat exchanger for steam generation for a solar thermal power plant |
| EP2312252B1 (en) | 2009-10-07 | 2013-03-20 | Lurgi GmbH | Waste heat boiler and method for cooling synthesis gas |
| WO2011104328A2 (en) | 2010-02-26 | 2011-09-01 | Siemens Aktiengesellschaft | Apparatus and method for generating superheated steam using solar energy on the basis of the natural circulation concept, and use of the superheated steam |
| GB201007196D0 (en) * | 2010-04-30 | 2010-06-16 | Compactgtl Plc | Gas-to-liquid technology |
| DE102010044939C5 (en) * | 2010-09-10 | 2015-11-19 | Thyssenkrupp Industrial Solutions Ag | Process and device for generating process steam and boiler feed water vapor in a heatable reforming reactor for the production of synthesis gas |
| PL3267100T3 (en) * | 2016-07-08 | 2021-10-25 | L'Air Liquide Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Steam creation system |
-
2016
- 2016-07-08 PL PL16400027T patent/PL3267100T3/en unknown
- 2016-07-08 EP EP16400027.5A patent/EP3267100B1/en active Active
- 2016-10-24 DE DE102016120170.7A patent/DE102016120170A1/en not_active Withdrawn
-
2017
- 2017-07-03 WO PCT/EP2017/025193 patent/WO2018007024A1/en active Application Filing
- 2017-07-03 EA EA201990072A patent/EA039024B1/en unknown
- 2017-07-03 KR KR1020197002423A patent/KR20190024974A/en not_active Application Discontinuation
- 2017-07-03 SG SG11201811692PA patent/SG11201811692PA/en unknown
- 2017-07-03 US US16/316,240 patent/US20190226675A1/en not_active Abandoned
- 2017-07-10 CN CN201720830432.4U patent/CN208139236U/en active Active
- 2017-07-10 CN CN201710555812.6A patent/CN107588414A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588414A (en) * | 2016-07-08 | 2018-01-16 | 乔治·克劳德方法的研究开发空气股份有限公司 | Steam generating system |
Also Published As
| Publication number | Publication date |
|---|---|
| PL3267100T3 (en) | 2021-10-25 |
| WO2018007024A1 (en) | 2018-01-11 |
| KR20190024974A (en) | 2019-03-08 |
| SG11201811692PA (en) | 2019-01-30 |
| US20190226675A1 (en) | 2019-07-25 |
| EA039024B1 (en) | 2021-11-23 |
| EP3267100B1 (en) | 2021-04-14 |
| CN107588414A (en) | 2018-01-16 |
| EP3267100A1 (en) | 2018-01-10 |
| EA201990072A1 (en) | 2019-05-31 |
| DE102016120170A1 (en) | 2018-01-11 |
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