CN105551542B - A kind of water cooling containment simulator - Google Patents
A kind of water cooling containment simulator Download PDFInfo
- Publication number
- CN105551542B CN105551542B CN201610066837.5A CN201610066837A CN105551542B CN 105551542 B CN105551542 B CN 105551542B CN 201610066837 A CN201610066837 A CN 201610066837A CN 105551542 B CN105551542 B CN 105551542B
- Authority
- CN
- China
- Prior art keywords
- adapter
- water
- measurement
- concetration
- housing
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/001—Mechanical simulators
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The present invention provides a kind of water cooling containment simulator, it includes:Housing, the housing include a upper cover, a cylinder and a low head, and the upper cover, the cylinder and the low head combine successively, form the confined space of the enclosure interior；Water jacket body end plate is provided with the cylinder, water jacket body is fixed on outside cylinder by the water jacket body end plate；Cooling water inlet pipe and cooling water drainage water pipe are disposed with the water jacket body, by water jacket body described in cooling water inflow and outflow.In this way, cooling water inflow and outflow water jacket body can be taken away the heat produced in the housing, so as to simulate the water-cooled effect of real reaction heap containment.
Description
Technical field
The present invention relates to Containment Model technical field, more particularly, to a kind of water cooling containment simulator.
Background technology
Containment Model is a kind of for the model equipment preferably simulated to npp safety shell.
In the case of major accident, radioactive substance is discharged with gas, steam, aerosol form for usual nuclear power plant.Wherein,
Aerosol is suspended in solid-state or liquid particles in gas, is the main carriers of radioactive substance release, it expands in space
The process such as scattered, distribution and deposition, is paid close attention in reactor disaster security fields.
In second generation presurized water reactor containment, generally using dry-type encapsulated containment.Containment is made of armored concrete,
And containment spray system is specially provided with, the pressure and temperature in containment, aerosol can be reduced under accident conditions
For grain sedimentation mechanism based on gravitational settling, it is relatively secondary that thermophoresis, diffusiophoresis and Blang spread three kinds of sedimentation mechanisms.
In third generation advanced pressurized water reactor AP1000, there is provided Passive containment cooling system, the system by one with
Water tank that containment barrier structure structure is integrated, from water tank via flow distribution device be delivered to containment shell by water
The pipeline of body, and relevant instrument, pipeline and valve are formed.Passive containment cooling system can be directly from steel safety
Shell container transmits heat to environment.Since Passive containment cooling system can reduce steel containment vessel temperature, temperature is opposite
The containment of reduction forms cold wall, strengthens containment inner surface and the temperature gradient of headroom, while enhance in containment
Steam condensation, have impact on thermophoresis, the diffusiophoresis deposition of aerosol, and then have impact on deposition of the aerosol in containment
Situation.
But in the containment carried out in the world at present in the research of aerosol migratory behaviour, due to the office of research contents
It is sex-limited, the Passive containment cooling system of generation Ⅲ nuclear power factory is not researched and analysed, the Containment Model of design is not
The Passive containment cooling system of the large-scale advanced pressurized water reactor AP1000 of the third generation can preferably be simulated.
And traditional Containment Model is mainly using second generation presurized water reactor containment as research object, and most experiments do not have
There is the function of containment wall cooling or do not refer to this function in the literature, so to the large-scale advanced pressurized water reactor of the third generation
The research of AP1000 needs to design new Containment Model to simulate Passive containment cooling system.
In view of drawbacks described above, creator of the present invention obtains this creation finally by prolonged research and practice.
The content of the invention
It is an object of the present invention to provide a kind of water cooling containment simulator, to overcome above-mentioned technological deficiency.
To achieve the above object, the technical solution adopted by the present invention is, there is provided a kind of water cooling containment simulator, its
Including:Housing, the housing include a upper cover, a cylinder and a low head, the upper cover, the cylinder and the lower envelope
Head combines successively, forms the confined space of the enclosure interior；Water jacket body end plate, the water jacket body end are provided with the cylinder
Water jacket body is fixed on outside cylinder by plate；Cooling water inlet pipe and cooling water drainage water pipe are disposed with the water jacket body, will be cooled down
Water jacket body described in water inflow and outflow.
Preferably, the upper cover and the cylinder are respectively welded a concave-convex flange, the two concave-convex flange unicom and in
Between be lined with vessel flange gasket, and be bolted.
Preferably, the low head bottom is taken over equipped with steam inlet, a steam generator is connect by the steam inlet
Pipe is connected with the housing.
Preferably, the upper cover top center is provided with aerosol entrance, for being passed through aerosol.
Preferably, being provided with measurement of concetration adapter on the housing, an aerosol concentration measuring instrumentss pass through the concentration
Measurement adapter is connected with the housing, measures the aerosol concentration distribution of the enclosure interior.
Preferably, the measurement of concetration adapter includes the adapter of the first measurement of concetration and the adapter of the second measurement of concetration；Described
The adapter of one measurement of concetration is arranged at the top of the upper cover, and the second measurement of concetration adapter is arranged on the cylinder and runs through
The water jacket body is connected with the housing；Multiple second measurement of concetration adapters are arranged on the cylinder axial direction different height
Place, and height and position takes over the end position phase of the aerosol concentration measuring instrumentss of interior insertion with first measurement of concetration
It is corresponding.
Preferably, the aerosol of insertion is dense in the first measurement of concetration adapter/second measurement of concetration adapter
Degree measuring instrumentss are optics particle diameter spectrometer/aerodynamic size spectrometer.
Preferably, thermometric adapter is provided with the housing, and insertion contact type thermometric indicator table in the thermometric adapter, measurement
The temperature of the enclosure interior.
Preferably, the first thermometric adapter is arranged at the top of the upper cover, more of insertion contact is surveyed in it
Warm instrument, the contact temperature-measuring instrument reach deep down into the enclosure interior different height；The second thermometric adapter is arranged on
On the cylinder, multiple contact temperature-measuring instrument are welded on the surface of cylinder's inboard wall not after being taken over through second thermometric
At coaxial position, wall axial-temperature gradient is measured.
Preferably, the thermometric adapter further includes the 3rd thermometric adapter being arranged on the cylinder；Multiple contacts
Formula temperature instrumentation is supported after being taken over through the 3rd thermometric by the inner supporting structure of the housing, and edge in different lengths
Radial alignment is arranged.
Compared with the prior art the beneficial effects of the present invention are：The present invention provides a kind of water cooling containment simulator,
In this way, cooling water inflow and outflow water jacket body can be taken away the heat produced in the housing, so as to simulate real reaction heap safety
The water-cooled effect of shell, and by controlling the temperature of cooling water, the case temperature can be controlled in predetermined temperature range, satisfaction
The environmental demand tested in the housing；Cooling water bottom in and top out can be such that cooling water is sufficiently injected in water jacket body, cooling effect
Fruit is good；Before aerosol input, shadow of the air content to result of the test need to be reduced to the greatest extent to being vacuumized in the housing
Ring, vacuumized before on-test, just start colloidal sol of ventilating after vacuum is met the requirements；By the steam of the special parameter of generation
It is passed through in the housing, the water vapor under mock-up reactor accident conditions after main coolant loop boiling in containment；Survey
The humidity of enclosure interior space air and water vapor mixture is measured, aerosol is passed through after humidity meets test requirements document；Make
Aerosol is passed through after the housing under the action of turbulent flow, and uniformly mixed distribution is realized in the housing；To ensure that gas is molten
Glue is evenly distributed in the housing；The aerosol concentration measurement adapter of different length is inserted into, to measure the enclosure interior not
With the aerosol concentration of depth；The aerosol concentration measuring instrumentss of first measurement of concetration adapter connection are taken over the second measurement of concetration
The aerosol concentration measuring instrumentss of connection are engaged, and determine that the shell space is interior at sustained height and wall is under identical operating mode
Aerosol concentration distribution.
Brief description of the drawings
Fig. 1 is the diagrammatic cross-section of water cooling containment simulator front view of the present invention；
Fig. 2 is the diagrammatic cross-section of water cooling containment simulator of the present invention front view after welding adapter on the basis of Fig. 1；
Fig. 3 is the diagrammatic cross-section of water cooling containment simulator of the present invention right view after welding adapter on the basis of Fig. 1；
In figure：1- upper covers；11-the first measurement of concetration is taken over；12-vacuumize adapter；13-aerosol entrance；14—
Hygronom is taken over；15-safety valve connecting pipe；16-gauge manifold；17-the first thermometric is taken over；2-cylinder；21-water jacket body
End plate；22-water jacket body；23-cooling water drainage water pipe；24-cooling water inlet pipe；25-the second measurement of concetration is taken over；26-the
Two thermometrics are taken over；27-the three thermometric is taken over；3-low head；31-steam inlet is taken over；32-electrical heating elements are taken over；
33-discharging of waste liquid pipe；34-brace type bearing；41-vessel flange；42-vessel flange gasket.
Embodiment
Below in conjunction with attached drawing, the forgoing and additional technical features and advantages are described in more detail.
As shown in Figure 1, 2, 3, wherein, the water cooling containment simulator includes housing, and the housing includes sealing on one
First 1, one cylinder 2, a low head 3, the upper cover 1, cylinder 2, low head 3 combine successively, form the confined air of enclosure interior
Between, the enclosure interior can arrange a variety of measuring instrumentss and carry out various simulated experiments；
Water jacket body end plate 21 is provided with the cylinder 2, water jacket body 22 is fixed on by cylinder by water jacket body end plate 21
Outside, is disposed with cooling water inlet pipe 24 and cooling water drainage water pipe 23 on the water jacket body 22, can be by cooling water inflow and outflow water
Body 22, takes away the heat produced in the housing, so as to simulate the water-cooled effect of real reaction heap containment, and passes through control
The temperature of cooling water processed, can control the case temperature to meet the ring tested in the housing in predetermined temperature range
Border demand.
Cooling water inlet pipe 24 is arranged on 22 lower part of water jacket body, and cooling water drainage water pipe 23 is arranged on 22 top of water jacket body, cold
But water bottom in and top out can be such that cooling water is sufficiently injected in water jacket body, and cooling effect is good.
Water jacket body 22 and 2 gap of cylinder should not be too large in order to avoid reduces cooling effect, water jacket body 22 and cylinder 2 in the present embodiment
Gap about 5mm.
Cooling water inlet pipe 23 and cooling water drainage water pipe 24 can arrange more, and quantity more at most cooling water flow is more equal
Even, distribution of the more uniform then cooling water of flow in water jacket body 22 is more uniform, and distribution of the cooling water in water jacket body 22 is more uniform
Then wall temperature is more uniform, and cooling water inlet pipe 23 and cooling water drainage water pipe 24 respectively set 4 in the present embodiment.
Embodiment one
Water cooling containment simulator as described above, the present embodiment are different from part and are, the top of upper cover 1 is set
It is equipped with and vacuumizes adapter 12, it is described to vacuumize 12 external vacuum pumping pump of adapter, enclosure interior is vacuumized.Since this experiment is logical
Cross different gas and will simulate aerosol particle as carrier and bring the enclosure interior space into, different gas include nitrogen,
Helium, argon gas etc.,, need to be to described before aerosol input in order to determine influence that different carriers is distributed aerosol particle
Vacuumized in housing to reduce influence of the air content to result of the test to the greatest extent, vacuumized before on-test, treat vacuum
Degree just starts colloidal sol of ventilating after meeting the requirements.
Embodiment two
Water cooling containment simulator as described above, the present embodiment are different from part and are that 3 bottom of low head is set
There is steam inlet adapter 31, a steam generator (being not drawn into figure) is connected by the steam inlet adapter 31 with housing, will
The steam of the special parameter of generation is passed through in the housing, safety after main coolant loop boiling under mock-up reactor accident conditions
Water vapor in shell.
Embodiment three
Water cooling containment simulator as described above, the present embodiment are different from part and are, the top of upper cover 1 is set
Hygronom adapter 14 is equipped with, a hygronom (is not drawn into) adapter 14 by the hygronom and is connected with housing in figure, for measuring
The humidity of enclosure interior space air and water vapor mixture.
Sampling line and installation relative humidity probe are passed through in the hygronom adapter 14, aerosol diffusion swimming experiment is research
The diffusion mechanism of aerosol in a steam ambient, so needed before colloidal sol of ventilating to the enclosure interior water flowing steam, it is wet
The effect for spending instrument is exactly the humidity for measuring enclosure interior space air and water vapor mixture, treats that humidity meets test requirements document
After be passed through aerosol.
Example IV
Water cooling containment simulator as described above, the present embodiment are different from part and are, the top of upper cover 1 is set
Aerosol entrance 13 is equipped with, the aerosol entrance 13 is used to be passed through aerosol, and aerosol can be made to be passed through after the housing in rapids
Under the action of stream, uniformly mixed distribution is realized in the housing.
Aerosol entrance 13 is located at 1 top center of upper cover, to ensure that aerosol is evenly distributed in the housing；
If hitting exactly position to the left, the aerosol concentration on the left side will increase, the right it is on the low side, if hitting exactly position to the right,
Then the right aerosol concentration will increase, the left side it is on the low side.
Embodiment five
Water cooling containment simulator as described above, the present embodiment are different from part and are, set on the housing
Measurement of concetration adapter is equipped with, an aerosol concentration measuring instrumentss (being not drawn into figure) are connected by measurement of concetration adapter with housing
Connect, measure the aerosol concentration distribution of the enclosure interior.
Embodiment six
Water cooling containment simulator as described above, the present embodiment are different from part and are, the measurement of concetration
Adapter includes the first measurement of concetration adapter 11 and the second measurement of concetration adapter 25；The top of upper cover 1 is provided with the first measurement of concetration
Adapter 11, aerosol concentration measuring instrumentss (being not drawn into figure) are taken over by first measurement of concetration and are connected with housing, measure
The aerosol concentration distribution of the enclosure interior, when experiment, can be inserted into the aerosol concentration measurement adapter 11 of different length, with survey
Measure the aerosol concentration of the enclosure interior different depth.
Cylinder 2 is provided with the second measurement of concetration adapter 25, it is connected through water jacket body with the housing, and the aerosol is dense
Degree measuring instrumentss are connected by the second measurement of concetration adapter 25 with the housing, for measuring housing described in corresponding position
The deposition of inner wall wall aerosol.
Second measurement of concetration adapter 25 can set multiple, these positions and described first at 2 axially distinct height of cylinder
The aerosol concentration measuring instrumentss end position for the different length that measurement of concetration adapter 11 is inserted into is corresponding, is once tested same
In, the aerosol that is connected with the second measurement of concetration adapter 25 of aerosol concentration measuring instrumentss of the first measurement of concetration adapter 11 connection
Measurement of concetration instrument is engaged, and determines the aerosol concentration that the shell space is interior at sustained height and wall is under identical operating mode
Distribution.
Preferably, the second measurement of concetration adapter 25 is provided with three.
More advanced aerosol concentration measuring instrumentss have a variety of in the world at present, including APS (compose by aerodynamic size
Instrument) and OPC (optics particle diameter spectrometer).In the present embodiment, the first measurement of concetration adapter 11, aerosol concentration measurement adapter 25 can be with
One of them is selected at the same time, can also each select different instrument.
Preferably, OPC (optics particle diameter spectrometer) is selected in the first measurement of concetration adapter 11, and the second measurement of concetration adapter 25 is selected
APS (aerodynamic size spectrometer), in this way, can be contrasted the measurement data of two kinds of instruments, judges the accurate of data
(two kinds of data are identical, then it is assumed that data are correct for property；Two kinds of data differ, then it is assumed that data variation curve and anticipation trend phase
Near data are correct data).
Embodiment seven
Water cooling containment simulator as described above, the present embodiment are different from part and are, the top of upper cover 1 is set
Gauge manifold 16 is equipped with, the gauge manifold 16 installs the pressure gauge for being applicable in specification, for monitoring in real time in the housing
Portion's pressure；Due to the pressure in water cooling containment be it is consistent, it is unrelated with measuring point, therefore pressure measuring instrument adapter 16 not only can be with cloth
Put on upper cover 1, also may be arranged at the appropriate location of cylinder 2 and low head 3 (i.e. on housing).
The pressure gauge can connect the secondary meters such as pressure transmitter, and pressure signal can be changed into by the pressure transmitter
Electric signal passes to electronic equipment, and then shows pressure on computers, facilitates real-time monitored pressure change.
Embodiment eight
Water cooling containment simulator as described above, the present embodiment are different from part and are, the top of upper cover 1 is set
It is equipped with safety valve connecting pipe 15, the safety valve connecting pipe 15 connects a safety valve (being not drawn into figure), and the safety valve is by institute
The outer discharge medium of housing is stated to prevent that pressure medium exceedes specified value in pipeline or equipment.
Embodiment nine
Water cooling containment simulator as described above, the present embodiment are different from part and are that 3 bottom of low head is set
There is electrical heating elements adapter 32, a bar-shaped electric air heating device (being not drawn into figure) is inserted into the electrical heating elements adapter 32,
The casing center is heated, the thermo parameters method of simulating Safety shell.
Preferably, the bar-shaped air heating apparatus is inserted upwardly into the housing from low head center.
Embodiment ten
Water cooling containment simulator as described above, the present embodiment are different from part and are, set on the housing
Thermometric adapter is equipped with, contact type thermometric indicator table is inserted into the thermometric adapter, measures the temperature of enclosure interior.
Embodiment 11
Water cooling containment simulator as described above, the present embodiment are different from part and are, the thermometric adapter
Including the first thermometric adapter 17 and the second thermometric adapter 26.
The top of upper cover 1 is provided with the first thermometric adapter 17, and the first thermometric adapter 17 is used to be inserted into contact temperature-measuring
Instrument, can be inserted into the more contact temperature-measuring instrument in a first thermometric adapter 17, by institute's contact temperature-measuring instrument
Reach deep down into different height, the thermo parameters method at measurable inner barrel different height；Described more are preferably ten.
Cylinder 2 is provided with the second thermometric adapter 26, the multiple contact temperature-measuring instrument of arrangement, the contact type thermometric indicator in it
Table is welded at the axially different position of surface of cylinder's inboard wall after passing through the second thermometric adapter 26, accurate to measure wall axial temperature ladder
Degree；Preferably, the quantity of the contact temperature-measuring instrument is ten.
More first thermometric adapters 17 are set at the different radial positions of upper cover 1, in each first thermometric adapter 17
Inner barrel at measurable inner barrel difference radial position and different height is inserted into after the contact temperature-measuring instrument respectively
Thermo parameters method.
In the present embodiment, the contact temperature-measuring instrument preferentially selects thermocouple.
Two the first thermometric adapters 17 are provided with the present embodiment, on upper cover 1 altogether.
Embodiment 12
Water cooling containment simulator as described above, the present embodiment are different from part and are, the thermometric adapter
The 3rd thermometric adapter 27 is further included, cylinder 2 is provided with the 3rd thermometric adapter 27, multiple connect is arranged in the 3rd thermometric adapter 27
Touch temperature instrumentation, the contact temperature-measuring instrument are supported after passing through the 3rd thermometric adapter 27 by enclosure interior supporting structure, and
Radially straight line (i.e. described contact temperature-measuring instrument is arranged successively by center to wall) in different lengths, to measure
State enclosure interior radial symmetry gradient.
One of described contact temperature-measuring instrument is fixed together with the bar-shaped electric air heating device, measures the housing
Inner space central temperature.
Preferably, the quantity of the contact temperature-measuring instrument is ten.
In the present embodiment, the contact temperature-measuring instrument preferably uses thermocouple.
, embodiment 13
Water cooling containment simulator as described above, the present embodiment are different from part and are that 3 bottom of low head is set
There is discharging of waste liquid pipe 33, for discharging condensed water；The discharging of waste liquid pipe 33, the position relatively low positioned at 3 bottom of low head,
So can be clean by the condensed water elimination in housing.
The external online weighing equipment (being not drawn into figure) of discharging of waste liquid pipe 33, is accurately existed by measuring condensation water quantity
Line measures steam flow.
Embodiment 14
Water cooling containment simulator as described above, the present embodiment are different from part and are, installed specifically
Cheng Zhong, upper cover 1 are linked with cylinder 2 using flange, the vessel flange that the vessel flange 41 that upper cover 1 welds is welded with cylinder 2
41 unicom, vessel flange 41 are concave-convex flange, vessel flange gasket 42 are lined among vessel flange 41, and play admittedly by bolt
It is set for using, the purpose being fixed by bolts is can to separate upper cover 1 with cylinder 2 after unloading bolt, to facilitate the housing
Point layout, dismounting and the cleaning of inner wall of interior measuring device.
Cylinder 2 is connected with low head 3 using welding form, is so connected firmly.
Brace type bearing 34 is provided with low head 3, housing is supported.
Embodiment 15
Water cooling containment simulator as described above, the present embodiment are different from part and are, upper cover 1 and cylinder
2 one end are the connection mode for coordinating one end to be buckle that is hinged, and make dismounting more convenient, save the bolt hole phase on vessel flange 41
Mutually the step of alignment, should be first by the external aerosol concentration survey of the first deeper measurement of concetration adapter 17 of insertion depth during dismounting
Amount instrument is removed, and prevents collision from fractureing.
In the present invention, the housing is stainless steel material, and pressure vessel classification is that II class media are aerosol and air, entirely
High 1603mm (containing top flange, without base), internal diameter 800mm, wall thickness 8mm, volume about 0.41m3；Design pressure 0.6MPa,
Design temperature is 150 DEG C, welded joint coefficient 1.0 (welded joint coefficient refer to butt welded joint intensity and strength of parent it
Ratio), (corrosion allowance refers to, in the equipment ordinary life phase, cause equipment because of the corrosiveness of surrounding medium corrosion allowance 0mm
Maximum allowable corrosion depth during failure), vessel form is vertical, and mounting means is vertical, the parameter and AP1000 safety
The design parameter of shell is close, tallies with the actual situation.
The II classes container refers to that at least one of following container can be divided into：1 medium pressure vessel；2 low pressure vessels
(toxic degree endangers medium for extreme and height)；3 low pressure reaction containers and low pressure storage container (inflammable medium or toxic degree
Medium is endangered for moderate)；4 low pressure shell-and-tube exhaust-heat boilers；5 low pressure glassed steel pressure vessels.
The water cooling containment simulator can accurately simulate advanced pressurized water reactor (including but not by coordinating with external equipment
It is limited to AP1000) water cooling containment；
24 external test loop of cooling water inlet pipe, water inlet body 22 is conveyed by cooling water inlet pipe 24 by cooling water
It is interior, returned by cooling water drainage water pipe 23 in the external test loop, electric heater is arranged in the external test loop
And aerial cooler is, it can be achieved that the accurate control of water jacket body water temperature；
31 steam-out (SO) generator of steam inlet adapter, the steam generator can be by steam inlet adapters 31 to cylinder
100~250 DEG C of steam is inside passed through, carrys out mock-up reactor steam caused by loss of-coolant accident (LOCA) and is released into the mistake in containment
Journey；
The external online weighing equipment of discharging of waste liquid pipe 33, can accurate on-line measurement steam flow by measuring condensation water quantity；
Bar-shaped electric air heating device is inserted into electrical heating elements adapter 32, the bar-shaped electric air heating device can be to institute
Casing center is stated to be heated；
12 external vacuum pumping pump of adapter is vacuumized, the housing is vacuumized；
14 external hygronom of hygronom adapter, the hygronom are used to measure enclosure interior space air and vapor
The humidity of mixture；
16 external pressure gauge of gauge manifold, the real-time monitoring test pressure of pressure gauge；
15 connection safety valve of safety valve connecting pipe, the safety valve ensure the enclosure interior pressure Pass Test requirement, surpass
Pressure release is carried out when crossing secure threshold；
First thermometric adapter 17, the second thermometric adapter 26,27 external contact temperature-measuring instrument of the 3rd thermometric adapter, it is described to connect
Touch temperature instrumentation monitors each measuring point profiling temperatures in real time；
First measurement of concetration adapter 17 connects aerosol concentration measuring instrumentss, and the aerosol concentration measuring instrumentss measure institute
State the aerosol concentration distribution of enclosure interior；
Second measurement of concetration adapter 25 connects aerosol concentration measuring instrumentss, and the aerosol concentration measuring instrumentss measure institute
State the deposition of shell wall side aerosol.
The water cooling containment simulator can be used for carrying out kinds of experiments research, and for simulating various working, including gas is molten
Glue diffusiophoresis is tested, the experiment of aerosol gravitational settling, aerosol thermophoresis experiment etc., its experiment process of different experiments is different.
The gravitational settling experiment of simulation aerosol is such as needed, physical simulation process is as follows：The external test loop is opened first
It is dynamic, cooling water is conveyed in water inlet body 22 by cooling water inlet pipe 24, after loop water temperature parameter meets test requirements document, then
Vacuumized by the external vacuum pumping pump via 12 pairs of housings of adapter are vacuumized, vacuum meet the requirements after pass through by
Steam inlet adapter 31 is passed through water vapour to container inside, and it is molten that container parameters are passed through gas via aerosol entrance 13 again after stablizing
Glue.
Simulation aerosol diffusion swimming experiment is such as needed, physical simulation process is as follows：The external test loop is started first,
Cooling water is conveyed in water inlet body 22 by cooling water inlet pipe 24, while starts to prepare by the steam generator and steams
Vapour, after loop water temperature and steam parameter meet test requirements document, then by the vacuum pumping pump via vacuumizing 12 pairs of institutes of adapter
State housing to be vacuumized, vacuum passes through from steam inlet adapter 31 to container inside after meeting the requirements and is passed through water vapour, container
After parameter stability aerosol is passed through via aerosol entrance 13 again.
The thermophoresis experiment of simulation aerosol is such as needed, physical simulation process is as follows：First by external loop start, pass through cooling water
Water inlet pipe 24 conveys cooling water in water inlet body 22, while by the bar-shaped electric air heating device to the casing center
Heated, it is true via taking out after temperature parameter meets test requirements document in loop water temperature and housing, then by external vacuum pumping pump
Empty 12 pairs of housings of adapter vacuumize, and container parameters are passed through aerosol via aerosol entrance 13 again after stablizing.
The foregoing is merely presently preferred embodiments of the present invention, is merely illustrative for the purpose of the present invention, and non-limiting
's.Those skilled in the art understands, many changes can be carried out to it in the spirit and scope that the claims in the present invention are limited,
Modification, in addition it is equivalent, but fall within protection scope of the present invention.
Although 1- upper covers are used more herein；11-the first measurement of concetration is taken over；12-vacuumize adapter；13—
Aerosol entrance；14-hygronom is taken over；15-safety valve connecting pipe；16-gauge manifold；17-the first thermometric is taken over；2—
Cylinder；21-water jacket body end plate；22-water jacket body；23-cooling water drainage water pipe；24-cooling water inlet pipe；25-the second concentration
Measurement adapter；26-the second thermometric is taken over；27-the three thermometric is taken over；3-low head；31-steam inlet is taken over；32-electricity
Heating element is taken over；33-discharging of waste liquid pipe；34-brace type bearing；41-vessel flange；The arts such as 42-vessel flange gasket
Language, but it does not preclude the possibility of using other terms.The use of these items is only for more easily describe and explain this
The essence of invention；Any one of the additional limitations is construed as all to disagree with spirit of the present invention.
Claims (8)
- A kind of 1. water cooling containment simulator, it is characterised in that including:Housing, the housing include a upper cover, a cylinder With a low head, the upper cover, the cylinder and the low head combine successively, form the confined air of the enclosure interior Between；Water jacket body end plate is provided with the cylinder, water jacket body is fixed on outside cylinder by the water jacket body end plate；The water jacket body On be disposed with cooling water inlet pipe and cooling water drainage water pipe, by water jacket body described in cooling water inflow and outflow；Set on the housing There is measurement of concetration adapter, an aerosol concentration measuring instrumentss are taken over by the measurement of concetration and are connected with the housing, measure institute State the aerosol concentration distribution of enclosure interior；The measurement of concetration adapter includes the adapter of the first measurement of concetration and the second measurement of concetration Adapter；The first measurement of concetration adapter is arranged at the top of the upper cover, and the second measurement of concetration adapter is arranged on described It is connected on cylinder and through the water jacket body with the housing；Multiple second measurement of concetration adapters are arranged on the drum shaft To at different height, and height and position and the aerosol concentration measuring instrumentss of insertion in first measurement of concetration adapter End position is corresponding.
- 2. water cooling containment simulator according to claim 1, it is characterised in that the upper cover and the cylinder point Do not weld a concave-convex flange, two concave-convex flange unicom and centre is lined with vessel flange gasket, and be bolted.
- 3. water cooling containment simulator according to claim 2, it is characterised in that the low head bottom is equipped with steam Inlet connection, a steam generator are taken over by the steam inlet and are connected with the housing.
- 4. according to any water cooling containment simulator in claim 1-3, it is characterised in that at the top of the upper cover Center is provided with aerosol entrance, for being passed through aerosol.
- 5. water cooling containment simulator according to claim 1, it is characterised in that the first measurement of concetration adapter/ The aerosol concentration measuring instrumentss of insertion are optics particle diameter spectrometer/aerodynamics grain in the second measurement of concetration adapter Footpath spectrometer.
- 6. according to any water cooling containment simulator in claim 1-3, it is characterised in that set on the housing There is thermometric adapter, be inserted into contact type thermometric indicator table in the thermometric adapter, measure the temperature of the enclosure interior.
- 7. water cooling containment simulator according to claim 6, it is characterised in that the first thermometric adapter is arranged on At the top of the upper cover, more contact temperature-measuring instrument of insertion, the contact temperature-measuring instrument reach deep down into described in it Enclosure interior different height；The second thermometric adapter is arranged on the cylinder, and multiple contact temperature-measuring instrument pass through It is welded on after the second thermometric adapter at the axially different position of the surface of cylinder's inboard wall, measures wall axial-temperature gradient.
- 8. water cooling containment simulator according to claim 7, it is characterised in that the thermometric adapter further includes setting The 3rd thermometric adapter on the cylinder；Multiple contact temperature-measuring instrument through the 3rd thermometric adapter after by described The inner supporting structure support of housing, and radially straight line in different lengths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610066837.5A CN105551542B (en) | 2016-01-29 | 2016-01-29 | A kind of water cooling containment simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610066837.5A CN105551542B (en) | 2016-01-29 | 2016-01-29 | A kind of water cooling containment simulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105551542A CN105551542A (en) | 2016-05-04 |
| CN105551542B true CN105551542B (en) | 2018-04-20 |
Family
ID=55830682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610066837.5A Active CN105551542B (en) | 2016-01-29 | 2016-01-29 | A kind of water cooling containment simulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105551542B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106970108B (en) * | 2017-03-31 | 2019-11-19 | 中国核动力研究设计院 | Containment steam condensation heat transfer coefficient measurement experiment device and method |
| CN108007645B (en) * | 2017-10-25 | 2021-07-27 | 中国核电工程有限公司 | Sensor arrangement method for large pressurized water reactor containment overall tightness test |
| CN112820426A (en) * | 2019-11-15 | 2021-05-18 | 中国原子能科学研究院 | Containment simulation device for aerosol test |
| CN111370149B (en) * | 2020-03-17 | 2022-06-14 | 中国核动力研究设计院 | Outer wall temperature zone control device and method for containment vessel |
| CN113029848B (en) * | 2021-03-03 | 2022-11-25 | 上海交通大学 | Test device for testing condensate recovery efficiency of inner wall surface of containment of nuclear power station |
| CN114252376B (en) * | 2021-12-20 | 2022-11-08 | 上海交通大学 | System and method for testing multiple single-item migration mechanisms of aerosol |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5826241A (en) * | 1981-08-10 | 1983-02-16 | Mitsubishi Heavy Ind Ltd | Excitation device for long sized structure |
| CN103440889B (en) * | 2013-09-05 | 2016-03-23 | 上海核工程研究设计院 | Non-active npp safety shell systems heat shifts out the proportion grading method of process |
| CN104392753B (en) * | 2014-10-13 | 2016-12-07 | 中国工程物理研究院材料研究所 | The experimental system of simulation Nuclear Safety shell major accident operating mode and its implementation |
| CN204760047U (en) * | 2015-06-30 | 2015-11-11 | 浙江工业大学 | Structural integrity test platform under reactor pressure vessel IVR condition |
| CN205334972U (en) * | 2016-01-29 | 2016-06-22 | 中国原子能科学研究院 | Water -cooling containment analogue means |
-
2016
- 2016-01-29 CN CN201610066837.5A patent/CN105551542B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105551542A (en) | 2016-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105551542B (en) | A kind of water cooling containment simulator | |
| CN110797128A (en) | Test system for measuring aerosol concentration and behavior under test condition | |
| CN104952497B (en) | Passive residual heat removal heat exchanger testing device | |
| CN110793895B (en) | Method for measuring aerosol concentration and behavior under test condition | |
| CN108091409B (en) | A kind of comprehensive estimation method of nuclear emergency set state diagnosis and damage sequence | |
| CN207096165U (en) | Mixed gas concentration on-line measurement device | |
| CN106328227A (en) | Spray test device and method for containment vessel | |
| CN112164482A (en) | Thermal hydraulic comprehensive test device for containment | |
| CN205334972U (en) | Water -cooling containment analogue means | |
| CN105527369B (en) | A kind of implementation method of the kinetics detection means for the hydrogen catalysis plate that disappears | |
| CN211654328U (en) | Test system for measuring aerosol concentration and behavior under test condition | |
| CN110517798A (en) | A kind of concentration of hydrogen in containment vessel measuring system test device and test method | |
| CN205995429U (en) | Carry out the reactor of adiabatic calorimetry measurement under High Temperature High Pressure | |
| CN103698092B (en) | The quantitative leak detecting device of pressure system | |
| US3497421A (en) | Shielded enclosure providing resistance to high temperatures and pressures | |
| CN107993731A (en) | Gas flammability monitors system in containment after a kind of reactor disaster | |
| CN208902638U (en) | Heat transfer free convection testing equipment | |
| CN208567948U (en) | A kind of comprehensive test system of thermal medium circulation | |
| CN203629754U (en) | A quantitative leakage detection apparatus for a pressure system | |
| CN211319736U (en) | Containment simulation device for aerosol test | |
| CN103925697B (en) | Ultra-pure gases heat exchanger and its implementation | |
| CN206092941U (en) | Pressure container | |
| Head et al. | A molten salt test loop for component and instrumentation testing | |
| CN112820426A (en) | Containment simulation device for aerosol test | |
| CN207500806U (en) | Shell and tube vapourizing unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |