CN205719474U - Supercritical water narrow passage Natural Circulation experimental provision - Google Patents
Supercritical water narrow passage Natural Circulation experimental provision Download PDFInfo
- Publication number
- CN205719474U CN205719474U CN201620588609.XU CN201620588609U CN205719474U CN 205719474 U CN205719474 U CN 205719474U CN 201620588609 U CN201620588609 U CN 201620588609U CN 205719474 U CN205719474 U CN 205719474U
- Authority
- CN
- China
- Prior art keywords
- experiment
- experimental provision
- water
- main pipeline
- closed loop
- 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.)
- Expired - Fee Related
Links
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of supercritical water narrow passage Natural Circulation experimental provision, this device includes being sequentially connected the preheating part constituting closed loop by main pipeline, experiment portion, and heat exchanging part, also include being connected to the voltage stabilizing portion on described closed loop main pipeline and water unit, described preheating part is oil bath heating part, described experiment portion includes dismountable experiment tube, described heat exchanging part includes heat-exchanging water tank and cooling water pump, described voltage stabilizing portion includes vacuum tank, nitrogen cylinder and be arranged on the air bag within vacuum tank, described water unit includes deionization water tank, filter and plunger displacement pump.
Description
Technical field
The utility model relates to heat energy and the experimental provision in nuclear energy field, particularly to research supercritical water heat transfer characteristic
Experimental provision.
Background technology
Overcritical water-cooled reactor is unique water cooled reator, its heating efficiency in the six kind of four generation heap chosen in the world
Show extraordinary potential economy with the system simplifying, equipment.Compared with conventional presurized water reactor, supercritical water reactor uses single
Loop direct circulation design, core exit working medium is directly entered steam turbine, it is not necessary to arrange steam generator and voltage-stablizer.With routine
Boiling-water reactor is compared, and supercritical water belongs to monophasic fluid, it is not necessary to arrange steam-water separator and drier.Supercritical-Pressure Light Water Cooled Reactor is come
Say, under loss-of-flow accident state the heat-carrying capacity of cooling agent Natural Circulation and the stability of flowing to the safety analysis of reactor and
It is all very important for reducing reactor core meltdown probability.
The outer supercritical water Natural Circulation of Current Domestic is studied in the starting stage, and the Bhabha Atomic Research Centre of India uses
Two heaters, two condensers, experiment portion internal diameter is 13.88mm, uses 44 K-type thermocouples through calibration, is used for surveying
The out temperature of amount fluid, heating surface and secondary side fluid.Shanghai Communications University uses closed-up water circuit form, device
Operating condition covers the thermal parameter scope of presurized water reactor and Supercritical-Pressure Light Water Cooled Reactor, takes into account Natural Circulation and forced circulation.Xi'an is handed over
Logical university supercritical water heat-exchanger rig has two kinds of heat exchanging segment, is made up of SA-213T12 steel.Wherein hexagon test section is used
In thermal power plant's w-type combustion stove, another is plain tube, external diameter 31.8mm, wall thickness 6mm, uses NiCr-NiSi thermocouple to survey
Amount.Tsing-Hua University's supercritical water natural convection loop is similar to Bhabha Atomic Research Centre, is also two heaters, two condensers
Stainless steel loop.Chinese Nuclear Power Design Academy has built binary channels critical experimental bench, and experiment portion uses direct current to add
Heat, heating efficiency is 600kW, and experiment portion uses 14 N-type armoured thermocouples to measure tube wall temperature.
Above supercritical water experimental provision experiment portion all uses electrical heating, and cost is higher, and the portion of experiment is single
Passage or binary channels fixed form, it is impossible to realize that multiple use switches, it is impossible to the fluid interchange of research narrow passage Natural Circulation is special
Point, and the cost of above-mentioned experimental provision is all and costliness, it is difficult to meet the Research Requirements of student.
For above-mentioned reasons, existing supercritical water Natural Circulation experimental provision is furtherd investigate by the present inventor, with
Just a kind of Novel experiment device that can solve the problem that the problems referred to above is designed.
Utility model content
In order to overcome the problems referred to above, present inventor has performed and study with keen determination, design a kind of supercritical water narrow passage natural
Circulation experiment device, this device includes being sequentially connected preheating part, experiment portion and the heat exchange constituting closed loop by main pipeline
Portion, also includes being connected to the voltage stabilizing portion on described closed loop main pipeline and water unit, and described preheating part is oil bath heating
Portion, described experiment portion includes dismountable experiment tube, and described heat exchanging part includes heat-exchanging water tank and cooling water pump, and described voltage stabilizing portion wraps
Including vacuum tank, nitrogen cylinder and being arranged on air bag within vacuum tank, described water unit includes deionization water tank, filter and plunger
Pump, thus complete the utility model.
Specifically, the purpose of this utility model be provide following aspect:
(1) a kind of supercritical water narrow passage Natural Circulation experimental provision, it is characterised in that this device includes passing through main pipeline
1 is sequentially connected preheating part the 2nd, experiment portion 3 and the heat exchanging part 4 constituting closed loop；
This device also includes being connected to the voltage stabilizing portion 5 on described closed loop main pipeline 1 and water unit 6.
(2) experimental provision according to above-mentioned (1), it is characterised in that
Described preheating part 2 is for the working medium in preliminary heating main pipeline 1, and described preheating part 2 is oil bath heating part, preferably
Ground, described preheating part 2 includes three sections of pipelines in parallel, described pipeline external is provided with oil lagging 21.
(3) experimental provision according to above-mentioned (1), it is characterised in that
Described experiment portion 3, for continuing to heat the working medium in the preliminarily heated main pipeline 1 in preheated portion 2, detects and record
The parameter information of working medium；
Preferably, described experiment portion 3 includes two connection ends 31 and is arranged between two described connection ends 31
Dismountable experiment tube 32；
It is further preferred that described experiment tube 32 has multiple, its internal diameter is 1-10mm.
(4) experimental provision according to above-mentioned (3), it is characterised in that
Between two described connection ends 31, an experiment tube 32 is installed,
Or,
Two experiment tubes 32 in parallel are installed between two described connection ends 31, it is preferable that said two is tested
The diameter of pipe 32 can be the same or different,
Or,
The experiment tube 32 of three more parallels is installed between two described connection ends 31, it is preferable that described three
The diameter of above experiment tube 32 can be the same or different.
(5) experimental provision according to above-mentioned (3), it is characterised in that
Each experiment tube 32 described is fitted with multiple thermocouple 33, preferably between neighboring thermocouple 33 between
Away from unanimously.
(6) experimental provision according to above-mentioned (1), it is characterised in that
The working medium that described heat exchanging part 4 heats through experiment portion further for cooling,
Preferably, described heat exchanging part 4 includes heat-exchanging water tank 41 and cooling water pump 42.
(7) experimental provision according to above-mentioned (1), it is characterised in that
Described voltage stabilizing portion 5 is used for adjusting/stablize the pressure in closed loop,
Preferably, described voltage stabilizing portion 5 includes vacuum tank the 51st, nitrogen cylinder 52 and is arranged on air bag 53 within vacuum tank 51；
Wherein, described vacuum tank is airtight, and described air bag 53 is connected by wireway with gas cylinder 52, and described vacuum tank is led by voltage stabilizing
Pipe 54 is connected with the main pipeline 1 on described closed loop；
It is further preferred that be provided with stop valve 55 on described voltage stabilizing conduit 54.
(8) experimental provision according to above-mentioned (1), it is characterised in that
Described water unit 6 is for injecting working medium in closed loop；
Preferably, described water unit 6 includes deionization water tank the 61st, filter 62 and plunger displacement pump 63.
(9) experimental provision according to above-mentioned (1), it is characterised in that
The main pipeline 1 of described closed loop is additionally provided with high-pressure pump, air bleeding valve, flowmeter, thermocouple and pressure reduction pass
Sensor, wherein preferably, air bleeding valve is arranged in experiment portion the one end near heat exchanging part.
(10) a kind of supercritical water narrow passage Natural Circulation experimental technique, it is characterised in that
The method is to be realized by the supercritical water narrow passage Natural Circulation experimental provision as described in above-mentioned (1)-(9)；
Preferably, the method comprises the steps:
Step 1, starts plunger displacement pump and deionized water is full of whole closed loop；
Step 2, starts heat exchanging part；
Step 3, adds preheating part and experiment portion, and the air bleeding valve by top, experiment portion is opened, when water can be glibly from row
Air valve flows out, and does not has to perform next step during the sound of air impingement metal；
Step 4, by the pressure in voltage stabilizing portion regulation closed loop, reaches predetermined force value and maintains；Described predetermined
Force value be preferably 22MPa-26MPa；
Step 5, adjusts the power of preheating part, the temperature of regulation experiment portion entrance, preferably reaches 280 DEG C-380
℃；
Step 6, after treating that temperature reaches predetermined value, stablizes the power of preheating part, steps up the power in experiment portion, record
And store the measured value data detecting；
Step 7, closes power supply, closes valve, and lays down pressure in vacuum tank；
Wherein, it is further preferred that described measured value data include the numbers such as the pressure of working medium in experiment portion, temperature, flow velocity
It is believed that breath.
The utility model is had the advantage that to include:
(1) according to the utility model provide supercritical water narrow passage Natural Circulation experimental provision be capable of single channel or
The switching of the various ways such as binary channels；
(2) the supercritical water narrow passage Natural Circulation experimental provision providing according to the utility model can also study narrow passage
Pulsation among tubes characteristic；
(3) the supercritical water narrow passage Natural Circulation experimental provision manufacturing cost according to the utility model offer and reality
Test consumption all very low.
Brief description
Fig. 1 illustrates the supercritical water narrow passage Natural Circulation experimental provision according to a kind of preferred embodiment of the utility model
Overall structure schematic diagram；
Fig. 2 illustrates the supercritical water narrow passage Natural Circulation experimental provision according to a kind of preferred embodiment of the utility model
Overall structure schematic diagram；
Fig. 3 illustrates the supercritical water narrow passage Natural Circulation experimental provision according to a kind of preferred embodiment of the utility model
In the experiment portion structural representation of two experiment tubes；
Fig. 4 illustrates the supercritical water narrow passage Natural Circulation experimental provision according to a kind of preferred embodiment of the utility model
In the experiment portion structural representation of an experiment tube.
Drawing reference numeral illustrates:
1-main pipeline
2-preheating part
21-oil lagging
3-experiment portion
31-connection end
32-experiment tube
33-thermocouple
4-heat exchanging part
41-heat-exchanging water tank
42-cooling water pump
5-voltage stabilizing portion
51-vacuum tank
52-gas cylinder
53-air bag
54-voltage stabilizing conduit
55-stop valve
6-water unit
61-deionization water tank
62-filter
63-plunger displacement pump
Detailed description of the invention
Below by drawings and Examples, the utility model is further described.By these explanations, this practicality is new
The feature of type and advantage will become more apparent from clearly.
Word " exemplary " special here means " being used as example, embodiment or illustrative ".Here as " exemplary "
Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.Although embodiment shown in the drawings is each
Kind aspect, but unless otherwise indicated, it is not necessary to accompanying drawing drawn to scale.
A kind of supercritical water narrow passage Natural Circulation experimental provision providing according to the utility model, such as institute in Fig. 1 and Fig. 2
Showing, this device includes being sequentially connected preheating part the 2nd, experiment portion 3 and the heat exchanging part 4 constituting closed loop by main pipeline 1；This dress
Put and also include being connected to the voltage stabilizing portion 5 on described closed loop main pipeline 1 and water unit 6；Wherein, described main pipeline 1 is
The closed conduit of hollow, described preheating part is for heating the deionized water in main pipeline in advance so that it is reach predetermined temperature, institute
State experiment portion for continuing heating deionized water, and reach experimental temperature, in order to observe liquid deionization by instrument and meter
Water become supercritical water after various performance parameters, described heat exchanging part is for the cooling of described supercritical water, finally making super facing
Boundary's water natural flow in main pipeline, becomes Natural Circulation；Described voltage stabilizing portion is for stablizing the pressure in main pipeline so that it is keep
Within a predetermined range, described water unit is for injecting deionized water in main pipeline.
In one preferred embodiment, described preheating part 2 is oil bath heating part, and specifically, described preheating part 2 wraps
Include three sections of pipelines in parallel, described pipeline external is provided with oil lagging 21, between oil lagging and pipeline, be filled with heating
Oil, enables to pipeline Quick uniform and is heated, and the two ends of described three segment pipes are connected to main pipeline 1；Described oil lagging 21 by
Stainless steel material is made, and length is about 1-2m, preferably 1.5m, and the import and export in bringing-up section are provided with measuring fluid temperature (F.T.)
Thermocouple and the differential pressure pickup of measurement pressure reduction, thus monitor temperature and pressure information about in real time, by described pipeline
It is divided into three sections and ensure that its internal deionized water is fully heated, additionally it is possible to farthest reduce cost, save energy
Consumption, compared with the heating of one-pipe direct current, there are obvious economic advantages this oil bath heating part.
In one preferred embodiment, described experiment portion 3 includes two connection ends 31 and is arranged on described in two
Dismountable experiment tube 32 between connection end 31；I.e. can change corresponding experiment tube, specifically, experiment tube 32 at any time
Having multiple, its internal diameter is 1-10mm；It is referred to as narrow passage/narrow pipe when general internal diameter is less than 4mm, claim when internal diameter is between 4-10mm
Be fat pipe/wide pipe.
In one preferred embodiment, each experiment tube is both provided with heating part, described heating part be used for
Liquid heating in experiment tube, it can be oil bath heating, it is also possible to is electrical heating, can arrange according to specific circumstances, excellent
Selection of land, the experiment tube heating power in test portion is 20kW to the maximum.
In one preferred embodiment, as shown in Figures 3 and 4, it between described connection end 31
Individual experiment tube 32, or, the experiment tube 32 of two and more parallel is installed between two described connection ends 31, preferably
Ground, the diameter of said two experiment tube 32 can be the same or different, and i.e. can carry out a sample ruler of double narrow passage 1mm-4mm
Very little and different size fluid interchange and ambient experiment, it is also possible to carry out narrow passage real with the fluid interchange of fat pipe and pulsation
Test, realize the analysis and research to different phenomenons by changing different experiment tubes, be able to carry out kinds of experiments operation such that it is able to
Expand the range of application of this experimental provision.
In one preferred embodiment, each experiment tube 32 described is fitted with multiple thermocouple 33, excellent
Spacing between selection of land neighboring thermocouple 33 is consistent, and described thermocouple is for measuring the temperature of experiment tube inside supercritical water.This
Supercritical water described in utility model is to be obtained under the conditions of predetermined temperature and pressure by deionized water, or perhaps institute
Stating another kind of title under the conditions of predetermined temperature and pressure for the deionized water, described predetermined temperature is preferably 280 DEG C-500
DEG C, described predetermined pressure is 22MPa-26Mpa, and the working medium described in the utility model is in main pipeline and closed loop stream
Dynamic liquid, its scope referring to includes described supercritical water and described deionized water.
In one preferred embodiment, as shown in Figure 2, described heat exchanging part 4 includes heat-exchanging water tank 41 and cooling water
Pump 42, from test portion, high-temperature water out flows through described heat-exchanging water tank by main pipeline, in the effect borehole cooling cooling of cooling water.
In one preferred embodiment, as shown in Figures 1 and 2, described voltage stabilizing portion 5 includes vacuum tank the 51st, nitrogen
Bottle 52 and be arranged on the air bag 53 within vacuum tank 51；Preferably, described vacuum tank is airtight, described air bag 53 and nitrogen cylinder
52 are connected by wireway, and described vacuum tank is connected with the main pipeline 1 on described closed loop by voltage stabilizing conduit 54；Further
Preferably, being provided with stop valve 55 on described voltage stabilizing conduit 54, after described stop valve 55 is opened, the liquid in main pipeline enters
Enter in vacuum tank, and with described balloon contacts, in vacuum tank, the pressure of liquid is consistent with the pressure of liquid in main pipeline, passes through
Gas cylinder 52 injects gas in described air bag, or therefrom extracts gas, thus controls the pressure in vacuum tank, and then control institute
State the pressure in main pipeline；Gas cylinder described in the utility model is preferably nitrogen cylinder, i.e. gas in gas cylinder is preferably
Nitrogen.Preferably, described voltage stabilizing conduit is communicated to the entrance of preheating part.
In one preferred embodiment, described water unit 6 includes deionization water tank the 61st, filter 62 and plunger displacement pump
63.Described water unit 6 also includes stop valve, closes stop valve after it is filled with sufficient amount of water in main pipeline,
Make the separated of water unit and main pipeline.
In one preferred embodiment, the main pipeline 1 of described closed loop is additionally provided with, high-pressure pump, exhaust
Valve, flowmeter, thermocouple and differential pressure pickup, wherein preferably, air bleeding valve is arranged in experiment portion the one end near heat exchanging part.
A kind of supercritical water narrow passage Natural Circulation experimental technique providing according to the utility model, the method is by such as
Supercritical water narrow passage Natural Circulation experimental provision mentioned above realizes；
Specifically, the method comprises the steps:
Step 1, starts plunger displacement pump and deionized water is full of whole closed loop, make system pressure rise to 5MPa；
Step 2, starts heat exchanging part, heating deionized water；
Step 3, adds preheating part and experiment portion, and the air bleeding valve by top, experiment portion is opened, when water can be glibly from row
Air valve flows out, and does not has to perform next step during the sound of air impingement metal；
Step 4, does thermal balance experiment, calculates the efficiency of heating surface, thus know follow-up heating power and time；
Step 5, by the pressure in voltage stabilizing portion regulation closed loop, reaches predetermined force value and maintains；Described predetermined
Force value be preferably 22MPa-26MPa；
Step 6, adjusts the power of preheating part, the temperature of regulation experiment portion entrance, preferably reaches 280 DEG C-380
℃；
Step 7, after treating that temperature reaches predetermined value, stablizes the power of preheating part, steps up the power in experiment portion, record
And store the measured value data detecting；
Step 8, closes power supply, closes valve, and lays down pressure in vacuum tank；
Wherein, it is further preferred that described measured value data include the numbers such as the pressure of working medium in experiment portion, temperature, flow velocity
It is believed that breath, obtained respectively by equipment such as the differential pressure pickup being arranged on described closed loop, thermocouple and flowmeters.
Above in association with being preferred embodiment illustrated the utility model, but these embodiments are only models
Example, only play illustrative effect.On this basis, multiple replacement and improvement can be carried out to the utility model, these
Each fall within protection domain of the present utility model.
Claims (9)
1. a supercritical water narrow passage Natural Circulation experimental provision, it is characterised in that this device includes by main pipeline (1) suitable
The preheating part (2) of secondary connected composition closed loop, experiment portion (3) and heat exchanging part (4)；
This device also includes being connected to the voltage stabilizing portion (5) on described closed loop main pipeline (1) and water unit (6).
2. experimental provision according to claim 1, it is characterised in that
Described preheating part (2) is for the working medium in preliminary heating main pipeline (1), and described preheating part (2) is oil bath heating part, described
Preheating part (2) includes three sections of pipelines in parallel, and described pipeline external is provided with oil lagging (21).
3. experimental provision according to claim 1, it is characterised in that
Described experiment portion (3) is used for continuing to heat the working medium in the preliminarily heated main pipeline in preheated portion (2) (1), detects and remembers
The parameter information of record working medium；Described experiment portion (3) includes two connection ends (31) and is arranged on two described connection ends
(31) the dismountable experiment tube (32) between；
Described experiment tube (32) has multiple, and its internal diameter is 1-10mm.
4. experimental provision according to claim 3, it is characterised in that
One experiment tube (32) is installed between two described connection ends (31),
Or,
Two experiment tubes in parallel (32) are installed between two described connection ends (31), said two experiment tube (32)
Diameter can be the same or different,
Or,
The experiment tube (32) of three more parallels, described more than three experiments are installed between two described connection ends (31)
The diameter of pipe (32) can be the same or different.
5. experimental provision according to claim 3, it is characterised in that
Described each experiment tube (32) is fitted with multiple thermocouple (33), preferably between neighboring thermocouple (33)
Spacing is consistent.
6. experimental provision according to claim 1, it is characterised in that
The working medium that described heat exchanging part (4) heats through experiment portion further for cooling, described heat exchanging part (4) includes heat-exchanging water tank
And cooling water pump (42) (41).
7. experimental provision according to claim 1, it is characterised in that
Described voltage stabilizing portion (5) is used for adjusting/stablize the pressure in closed loop,
Described voltage stabilizing portion (5) includes vacuum tank (51), nitrogen cylinder (52) and is arranged on the internal air bag (53) of vacuum tank (51)；Its
In, described vacuum tank is airtight, and described air bag (53) is connected by wireway with gas cylinder (52), and described vacuum tank passes through voltage stabilizing
Conduit (54) is connected with the main pipeline (1) on described closed loop；
Described voltage stabilizing conduit (54) is provided with stop valve (55).
8. experimental provision according to claim 1, it is characterised in that
Described water unit (6) is for injecting working medium in closed loop；
Described water unit (6) includes deionization water tank (61), filter (62) and plunger displacement pump (63).
9. experimental provision according to claim 1, it is characterised in that
The main pipeline (1) of described closed loop is additionally provided with high-pressure pump, air bleeding valve, flowmeter, thermocouple and pressure difference sensing
Device, wherein preferably, air bleeding valve is arranged in experiment portion the one end near heat exchanging part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620588609.XU CN205719474U (en) | 2016-06-16 | 2016-06-16 | Supercritical water narrow passage Natural Circulation experimental provision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620588609.XU CN205719474U (en) | 2016-06-16 | 2016-06-16 | Supercritical water narrow passage Natural Circulation experimental provision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205719474U true CN205719474U (en) | 2016-11-23 |
Family
ID=57305724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620588609.XU Expired - Fee Related CN205719474U (en) | 2016-06-16 | 2016-06-16 | Supercritical water narrow passage Natural Circulation experimental provision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205719474U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066235A (en) * | 2016-06-16 | 2016-11-02 | 华北电力大学 | Supercritical water narrow passage Natural Circulation experimental provision and method |
| CN109520915A (en) * | 2018-12-10 | 2019-03-26 | 哈尔滨工程大学 | A kind of low height difference Natural Circulation experimental rig of low pressure |
-
2016
- 2016-06-16 CN CN201620588609.XU patent/CN205719474U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066235A (en) * | 2016-06-16 | 2016-11-02 | 华北电力大学 | Supercritical water narrow passage Natural Circulation experimental provision and method |
| CN106066235B (en) * | 2016-06-16 | 2019-04-19 | 华北电力大学 | Supercritical water narrow passage Natural Circulation experimental provision and method |
| CN109520915A (en) * | 2018-12-10 | 2019-03-26 | 哈尔滨工程大学 | A kind of low height difference Natural Circulation experimental rig of low pressure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106066235B (en) | Supercritical water narrow passage Natural Circulation experimental provision and method | |
| Lei et al. | Experimental study on convection heat transfer of supercritical CO2 in small upward channels | |
| CN105301047B (en) | A kind of overcritical freon local heat transfer system and its experimental method | |
| CN104966536A (en) | High-temperature working medium heat exchange test system using heat conducting oil as hot fluid and test method | |
| CN102661845B (en) | Visualized narrow rectangular natural circulation system | |
| CN107784156B (en) | Method for calculating parameters of steam discharge system of nuclear power plant | |
| CN106952669B (en) | Stagnation pressure external container cooling test rack in a kind of fusant heap | |
| CN101666704B (en) | Quick test device and method for performances of trough type solar thermal collector | |
| CN104834773B (en) | Simulation method for heat exchange performance of straight tube type once-through steam generator | |
| CN108109708A (en) | Villiaumite cools down ball bed high-temperature heap reactor core fluid interchange experimental system for simulating | |
| CN208187683U (en) | Supercritical carbon dioxide visualization measurement test-bed | |
| CN101793850B (en) | Testing device suitable for measuring constant-pressure specific heat capacity of flow fluid | |
| CN207637503U (en) | Experimental rig for the passive guiding system of containment heat | |
| CN107884332A (en) | A kind of high flow rate multimode aqueous corrosion experimental provision for controlling oxygen content | |
| CN107293340B (en) | A kind of small-sized steam generator thermal hydraulic analysis pilot system | |
| CN104777008B (en) | A kind of power-plant flue gas afterheat utilizing system performance simulation experimental apparatus for testing | |
| CN105097056A (en) | Simulation experiment system for passive residual-heat-removal heat exchanger | |
| CN104347125A (en) | Double-channel natural circulation system device | |
| CN205719474U (en) | Supercritical water narrow passage Natural Circulation experimental provision | |
| CN204720082U (en) | A kind of passive residual heat removal heat exchanger experimental system for simulating | |
| CN201488868U (en) | Performance testing device for trough-type solar collector | |
| CN204514628U (en) | Power plant's smoke discharging residual heat utilizes system Dynamic Response Simulation experimental apparatus for testing | |
| CN112614602A (en) | Modeling experiment system and method for stirring characteristics of outlet impact jet flow of sodium-cooled fast reactor core | |
| CN108565034B (en) | U-tube flows backwards the system and method for thermal environment simulation under passive service condition | |
| US11754281B2 (en) | Test loop for simulating steam generator with or without axial economizer and test method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20190616 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |