CN209087416U - The natural circulation cooling system and well formula normal pressure process heat reactor of well formula normal pressure process heat reactor - Google Patents
The natural circulation cooling system and well formula normal pressure process heat reactor of well formula normal pressure process heat reactor Download PDFInfo
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- CN209087416U CN209087416U CN201821050868.2U CN201821050868U CN209087416U CN 209087416 U CN209087416 U CN 209087416U CN 201821050868 U CN201821050868 U CN 201821050868U CN 209087416 U CN209087416 U CN 209087416U
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model discloses the natural circulation cooling system and well formula normal pressure process heat reactor of a kind of well formula normal pressure process heat reactor, it is related to nuclear reactor technology field, to solve the technical issues of natural circulation cooling system of existing well formula normal pressure process heat reactor can not play a role in the low operating condition of main water level in water pool.The natural circulation cooling system of well formula normal pressure process heat reactor described in the utility model, comprising: be arranged in reactor core pond and along at least two groups heat exchanger of the short transverse in reactor core pond distribution；Wherein the most significant end of one group of heat exchanger closes on the top edge setting in reactor core pond, and the least significant end of another group of heat exchanger is arranged lower than the most significant end of reactor core.
Description
Technical field
The utility model relates to nuclear reactor technology field, in particular to a kind of Natural Circulation of well formula normal pressure process heat reactor is cold
But system and well formula normal pressure process heat reactor.
Background technique
Nuclear heating (utilization of nuclear energy in district heat supply), with core
The energy that fission generates is the Urban District Heating of heat source.It is to solve urban energy supply, mitigates transport pressure and disappears
Except a kind of new way for burning environmental pollution caused by coal.
Specifically, in the prior art, well formula normal pressure process heat reactor specifically includes that concrete shielding, is arranged in concrete screen
The reactor core pond in layer is covered, and the reactor core and cooling system that are arranged in reactor core pond.
However, present inventor has found the natural circulation cooling system of existing well formula normal pressure process heat reactor, in main pond
Water level decreasing can not usually play the role of cooling, to increase to the heat exchanger operating condition below for being located at pond upper end
The burden of waste heat guiding system；It cannot play a role under the operating condition that accident leads to main water level in water pool decline simultaneously.
Therefore, how the natural circulation cooling system and well formula normal pressure process heat reactor of a kind of well formula normal pressure process heat reactor, energy are provided
It is enough still to play the effect that cools well in the operating condition that main water level in water pool declines, it has also become those skilled in the art need to solve
Certainly the technical issues of.
Utility model content
The purpose of this utility model is to provide a kind of natural circulation cooling system of well formula normal pressure process heat reactor and well formula are normal
Press process heat reactor, the operating condition declined with to solve the natural circulation cooling system of existing well formula normal pressure process heat reactor in main water level in water pool without
Method plays the role of the technical issues of cooling.
The utility model provides a kind of natural circulation cooling system of well formula normal pressure process heat reactor, comprising: is arranged in reactor core water
In pond and along at least two groups heat exchanger of the short transverse in reactor core pond distribution；The wherein highest of heat exchanger described in one group
The top edge setting in the reactor core pond is closed at end, and the least significant end of heat exchanger described in another group is set lower than the most significant end of reactor core
It sets.
When practical application, in the natural circulation cooling system of well formula normal pressure process heat reactor described in the utility model, along described
Two groups or three groups of heat exchangers are distributed in the short transverse in reactor core pond.
Wherein, it in the natural circulation cooling system of well formula normal pressure process heat reactor described in the utility model, exchanges heat described in multiple groups
Short transverse of the device along the reactor core pond is uniformly distributed.
Specifically, it in the natural circulation cooling system of well formula normal pressure process heat reactor described in the utility model, is changed described in every group
Hot device includes multiple, and multiple heat exchangers surround the axis direction of the reactor core, along the reactor core pond
Pool wall is circumferentially uniformly distributed, and with the pool wall spacing 0.1m to 0.5m.
Further, in the natural circulation cooling system of well formula normal pressure process heat reactor described in the utility model, the heat exchange
Device is using any one in plate heat exchanger, fixed tube-sheet exchanger or U-tube sheet heat exchanger.
Compared with the existing technology, the natural circulation cooling system of well formula normal pressure process heat reactor described in the utility model have with
Lower advantage:
In the natural circulation cooling system of well formula normal pressure process heat reactor provided by the utility model, comprising: be arranged in reactor core water
In pond and along at least two groups heat exchanger of the short transverse in reactor core pond distribution；Wherein the most significant end of one group of heat exchanger closes on heap
The top edge in core pond is arranged, and the least significant end of another group of heat exchanger is arranged lower than the most significant end of reactor core.From this analysis,
In the natural circulation cooling system of well formula normal pressure process heat reactor provided by the utility model, since the most significant end of one group of heat exchanger closes on
The top edge in reactor core pond is arranged, and the least significant end of another group of heat exchanger is arranged lower than the most significant end of reactor core, therefore even if
The operating condition of main water level in water pool decline has heat exchanger that can play the role of cooling well and effect, still so as to have
Effect improves the safety and economy of well formula normal pressure process heat reactor.
The utility model also provides a kind of natural circulation cooling system of well formula normal pressure process heat reactor, comprising: heat exchanger, it is described
Heat exchanger is vertically provided in reactor core pond, and the most significant end of the heat exchanger closes on the top edge setting in the reactor core pond, institute
The least significant end for stating heat exchanger is arranged lower than the most significant end of reactor core.
Wherein, in the natural circulation cooling system of well formula normal pressure process heat reactor described in the utility model, the heat exchanger packet
Included it is multiple, and multiple heat exchangers surround the reactor core axis direction, along the reactor core pond pool wall week
To being uniformly distributed, and with the pool wall spacing 0.1m to 0.5m.
Specifically, in the natural circulation cooling system of well formula normal pressure process heat reactor described in the utility model, the heat exchanger
Using any one in plate heat exchanger, fixed tube-sheet exchanger or U-tube sheet heat exchanger.
Compared with the existing technology, the natural circulation cooling system of well formula normal pressure process heat reactor described in the utility model have with
Lower advantage:
In the natural circulation cooling system of well formula normal pressure process heat reactor provided by the utility model, comprising: heat exchanger, the heat exchange
Device is vertically provided in reactor core pond, and the most significant end of heat exchanger closes on the top edge setting in reactor core pond, the least significant end of heat exchanger
Most significant end lower than reactor core is arranged.From this analysis, the nature of well formula normal pressure process heat reactor provided by the utility model
In circulating cooling system, since the most significant end of heat exchanger closes on the top edge setting in reactor core pond, least significant end is lower than reactor core
Most significant end setting, therefore even if heat exchanger can still play well in main water level in water pool down to edge on reactor core
Cool effect and effect, so as to effectively improve the safety and economy of well formula normal pressure process heat reactor.
The utility model provides a kind of well formula normal pressure process heat reactor again, comprising: well formula normal pressure as described in any one of the above embodiments supplies
The natural circulation cooling system of thermal reactor.
When practical application, well formula normal pressure process heat reactor described in the utility model further include: cooling tower, the cooling tower and institute
State the connection of reactor core pond.
Compared with the existing technology, well formula normal pressure process heat reactor described in the utility model has the advantage that
In well formula normal pressure process heat reactor provided by the utility model, due to including well formula normal pressure as described in any one of the above embodiments
The natural circulation cooling system of process heat reactor, therefore even if in main water level in water pool down to edge on reactor core, above-mentioned cooling system
Can still play the role of cooling well and effect, so as to effectively improve well formula normal pressure process heat reactor safety and
Economy.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the first well formula normal pressure process heat reactor provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of second of well formula normal pressure process heat reactor provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of the third well formula normal pressure process heat reactor provided by the embodiment of the utility model；
Fig. 4 is the overlooking structure diagram of well formula normal pressure process heat reactor provided by the embodiment of the utility model.
In figure: 1- reactor core pond；2- heat exchanger；3- reactor core.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, it can be the connection inside two elements.For the ordinary skill in the art, can be understood with concrete condition above-mentioned
The concrete meaning of term in the present invention.
Fig. 1 is the structural schematic diagram of the first well formula normal pressure process heat reactor provided by the embodiment of the utility model；Fig. 2 is this reality
With the structural schematic diagram for second of well formula normal pressure process heat reactor that new embodiment provides.
As depicted in figs. 1 and 2, the utility model embodiment provides a kind of natural circulation cooling system of well formula normal pressure process heat reactor
System, comprising: be arranged in reactor core pond 1 and along at least two groups heat exchanger 2 of the short transverse in reactor core pond 1 distribution；Wherein one
The most significant end of group heat exchanger 2 closes on the top edge setting in reactor core pond 1, and the least significant end of another group of heat exchanger 2 is lower than reactor core 3
Most significant end setting.
Compared with the existing technology, the natural circulation cooling system of well formula normal pressure process heat reactor described in the utility model embodiment
It has the advantage that
In the natural circulation cooling system of well formula normal pressure process heat reactor provided by the embodiment of the utility model, such as Fig. 1 and Fig. 2 institute
Show, comprising: be arranged in reactor core pond 1 and along at least two groups heat exchanger 2 of the short transverse in reactor core pond 1 distribution；Wherein one
The most significant end of group heat exchanger 2 closes on the top edge setting in reactor core pond 1, and the least significant end of another group of heat exchanger 2 is lower than reactor core 3
Most significant end setting.From this analysis, the natural circulation cooling of well formula normal pressure process heat reactor provided by the embodiment of the utility model
In system, since the most significant end of one group of heat exchanger 2 closes on the top edge setting in reactor core pond 1, the least significant end of another group of heat exchanger 2 is low
It is arranged in the most significant end of reactor core 3, therefore even if still has heat exchanger 2 that can rise in the operating condition that main water level in water pool declines
To effect and the effect of cooling well, so as to effectively improve the safety and economy of well formula normal pressure process heat reactor.
When practical application, in the natural circulation cooling system of well formula normal pressure process heat reactor provided by the embodiment of the utility model,
Two groups of heat exchangers 2 can be distributed in short transverse along reactor core pond 1, as shown in Figure 1；Or, the short transverse along reactor core pond 1
Three groups of heat exchangers 2 can be distributed with, as shown in Figure 2.
As shown in Figure 1, when two groups of heat exchangers 2 are distributed in the short transverse along reactor core pond 1, what is be located above can be
First Heat Exchanger group, underlying can be the second heat exchanger group；At this point, the most significant end of First Heat Exchanger group closes on reactor core water
The top edge in pond 1 is arranged, and the least significant end of the second heat exchanger group is arranged lower than the most significant end of reactor core 3, from regardless of water level such as
What declines, and plays the role of heat exchanger 2 and can play to cool and effect, and then effectively improve the peace of well formula normal pressure process heat reactor
Quan Xing avoids the generation of safety accident.
As shown in Fig. 2, when three groups of heat exchangers 2 are distributed in the short transverse along reactor core pond 1, what is be located above can be
First Heat Exchanger group, being located in the middle to be the second heat exchanger group, and underlying can be third heat exchanger group；At this point,
The most significant end of First Heat Exchanger group closes on the top edge setting in reactor core pond 1, and the least significant end of third heat exchanger group is lower than reactor
The most significant end of core 3 is arranged, from regardless of how water level declines, playing the role of heat exchanger 2 and can play to cool and effect,
And then the safety of well formula normal pressure process heat reactor is effectively improved, avoid the generation of safety accident.
Wherein, as depicted in figs. 1 and 2, the Natural Circulation of well formula normal pressure process heat reactor provided by the embodiment of the utility model is cold
But in system, above-mentioned multi-group heat exchanger 2 can be preferably that the short transverse along reactor core pond 1 is uniformly distributed.
Fig. 4 is the overlooking structure diagram of well formula normal pressure process heat reactor provided by the embodiment of the utility model.
Specifically, in order to further increase the effect that cools of heat exchanger 2, well formula provided by the embodiment of the utility model
In the natural circulation cooling system of normal pressure process heat reactor, as shown in figure 4, every group of heat exchanger 2 may include having multiple, and multiple heat exchange
Device 2 can be preferably around the axis direction of reactor core 3, and the pool wall along reactor core pond 1 is circumferentially uniformly distributed, and and pond
Wall spacing 0.1m to 0.5m.
Further, in the natural circulation cooling system of well formula normal pressure process heat reactor provided by the embodiment of the utility model, on
Stating heat exchanger 2 can be using any one in plate heat exchanger, fixed tube-sheet exchanger or U-tube sheet heat exchanger.
Fig. 3 is the structural schematic diagram of the third well formula normal pressure process heat reactor provided by the embodiment of the utility model.
As shown in figure 3, the utility model embodiment also provides a kind of natural circulation cooling system of well formula normal pressure process heat reactor,
It include: heat exchanger 2, which is vertically provided in reactor core pond 1, and the most significant end of heat exchanger 2 closes on reactor core pond 1
The least significant end of top edge setting, heat exchanger 2 is arranged lower than the most significant end of reactor core 3.
Compared with the existing technology, the natural circulation cooling system of well formula normal pressure process heat reactor described in the utility model embodiment
It has the advantage that
In the natural circulation cooling system of well formula normal pressure process heat reactor provided by the embodiment of the utility model, as shown in figure 3, packet
Include: heat exchanger 2, which is vertically provided in reactor core pond 1, and the most significant end of heat exchanger 2 closes on the top in reactor core pond 1
Along setting, the least significant end of heat exchanger 2 is arranged lower than the most significant end of reactor core 3.From this analysis, the utility model is implemented
In the natural circulation cooling system for the well formula normal pressure process heat reactor that example provides, since the most significant end of heat exchanger 2 closes on reactor core pond 1
Top edge setting, least significant end are arranged lower than the most significant end of reactor core 3, therefore even if change in the operating condition that main water level in water pool declines
Hot device 2 can still play the role of cooling well and effect, so as to effectively improve the peace of well formula normal pressure process heat reactor
Full property and economy.
Wherein, in order to further increase the effect that cools of heat exchanger 2, as shown in figure 4, the utility model embodiment mentions
In the natural circulation cooling system of the well formula normal pressure process heat reactor of confession, above-mentioned heat exchanger 2 may include having multiple, and multiple heat exchangers
2 can be preferably around the axis direction of reactor core 3, and the pool wall along reactor core pond 1 is circumferentially uniformly distributed, and and pool wall
Spacing 0.1m to 0.5m.
Specifically, above-mentioned in the natural circulation cooling system of well formula normal pressure process heat reactor provided by the embodiment of the utility model
Heat exchanger 2 can be using any one in plate heat exchanger, fixed tube-sheet exchanger or U-tube sheet heat exchanger.
The utility model embodiment provides a kind of well formula normal pressure process heat reactor again, comprising: well formula as described in any one of the above embodiments
The natural circulation cooling system of normal pressure process heat reactor.
Compared with the existing technology, well formula normal pressure process heat reactor described in the utility model embodiment has the advantage that
In well formula normal pressure process heat reactor provided by the embodiment of the utility model, due to including well as described in any one of the above embodiments
The natural circulation cooling system of formula normal pressure process heat reactor, therefore even if in main water level in water pool down on reactor core 3 at edge, it is above-mentioned
Cooling system can still play the role of cooling well and effect, so as to effectively improve well formula normal pressure process heat reactor
Safety and economy.
When practical application, well formula normal pressure process heat reactor provided by the embodiment of the utility model can also include: cooling tower, this is cold
But tower is connected to reactor core pond 1, so that cooling tower can be used as cooling equipment, greatlys improve cooling effect.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of natural circulation cooling system of well formula normal pressure process heat reactor characterized by comprising be arranged in reactor core pond,
And along at least two groups heat exchanger of the short transverse in reactor core pond distribution；
Wherein the most significant end of heat exchanger described in one group closes on the top edge setting in the reactor core pond, and heat exchanger described in another group is most
Low side is arranged lower than the most significant end of reactor core.
2. the natural circulation cooling system of well formula normal pressure process heat reactor according to claim 1, which is characterized in that along the heap
Two groups or three groups of heat exchangers are distributed in the short transverse in core pond.
3. the natural circulation cooling system of well formula normal pressure process heat reactor according to claim 1 or 2, which is characterized in that multiple groups
Short transverse of the heat exchanger along the reactor core pond is uniformly distributed.
4. the natural circulation cooling system of well formula normal pressure process heat reactor according to claim 3, which is characterized in that described in every group
Heat exchanger includes multiple, and multiple heat exchangers surround the axis direction of the reactor core, along the reactor core pond
Pool wall be circumferentially uniformly distributed, and with the pool wall spacing 0.1m to 0.5m.
5. the natural circulation cooling system of well formula normal pressure process heat reactor according to claim 1, which is characterized in that the heat exchange
Device is using any one in plate heat exchanger, fixed tube-sheet exchanger or U-tube sheet heat exchanger.
6. a kind of natural circulation cooling system of well formula normal pressure process heat reactor characterized by comprising heat exchanger, the heat exchanger
It is vertically provided in reactor core pond, and the most significant end of the heat exchanger closes on the top edge setting in the reactor core pond, the heat exchange
The least significant end of device is arranged lower than the most significant end of reactor core.
7. the natural circulation cooling system of well formula normal pressure process heat reactor according to claim 6, which is characterized in that the heat exchange
Device includes multiple, and multiple heat exchangers surround the axis direction of the reactor core, along the pond in the reactor core pond
Wall is circumferentially uniformly distributed, and with the pool wall spacing 0.1m to 0.5m.
8. the natural circulation cooling system of well formula normal pressure process heat reactor according to claim 6 or 7, which is characterized in that described
Heat exchanger is using any one in plate heat exchanger, fixed tube-sheet exchanger or U-tube sheet heat exchanger.
9. a kind of well formula normal pressure process heat reactor characterized by comprising such as above-mentioned well formula of any of claims 1-8
The natural circulation cooling system of normal pressure process heat reactor.
10. well formula normal pressure process heat reactor according to claim 9, which is characterized in that further include: cooling tower, the cooling tower
It is connected to the reactor core pond.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821050868.2U CN209087416U (en) | 2018-07-03 | 2018-07-03 | The natural circulation cooling system and well formula normal pressure process heat reactor of well formula normal pressure process heat reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821050868.2U CN209087416U (en) | 2018-07-03 | 2018-07-03 | The natural circulation cooling system and well formula normal pressure process heat reactor of well formula normal pressure process heat reactor |
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| CN209087416U true CN209087416U (en) | 2019-07-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108665981A (en) * | 2018-07-03 | 2018-10-16 | 启迪新核（北京）能源科技有限公司 | The natural circulation cooling system and well formula normal pressure process heat reactor of well formula normal pressure process heat reactor |
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2018
- 2018-07-03 CN CN201821050868.2U patent/CN209087416U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108665981A (en) * | 2018-07-03 | 2018-10-16 | 启迪新核（北京）能源科技有限公司 | The natural circulation cooling system and well formula normal pressure process heat reactor of well formula normal pressure process heat reactor |
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