CN105115681B - The static pressure test system of main pump hydraulic part - Google Patents
The static pressure test system of main pump hydraulic part Download PDFInfo
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- CN105115681B CN105115681B CN201510496790.1A CN201510496790A CN105115681B CN 105115681 B CN105115681 B CN 105115681B CN 201510496790 A CN201510496790 A CN 201510496790A CN 105115681 B CN105115681 B CN 105115681B
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Abstract
The invention discloses a kind of static pressure test system of main pump hydraulic part, including storage tank, liquid reserve tank, static pressure test apparatus, heat shielding RRI side low pressure test (LPT)s device, pump case high-pressure test device and master control set.Static pressure test apparatus has the simulation pump case for being used for housing hydraulic part, and heat shielding RRI side low pressure test (LPT) devices irrigate the experiment water of default hydraulic pressure to heat shielding RRI chambers, and gather the pressure of heat shielding RRI side chamber laboratory test water according to the experiment water in storage tank；Pump case high-pressure test device to the experimental liquid of the default hydraulic pressure of simulation pump case chamber perfusion, and gathers the pressure of experimental liquid in simulation pump case chamber according to the experimental liquid in liquid reserve tank；Master control set is controlled according to the pressure that heat shielding RRI side low pressure test (LPT) devices and pump case high-pressure test device collect to heat shielding RRI side low pressure test (LPT) devices and pump case high-pressure test device.The present invention can realize the static pressure test to main pump hydraulic part, it is ensured that each pressure-bearing boundary of main pump meets operation demand.
Description
Technical field
The present invention relates to technical field of nuclear power, more particularly to a kind of static pressure test system of main pump hydraulic part.
Background technology
Reactor coolant pump abbreviation main pump, it is one of most important equipment of nuclear power station.Main pump returns as nuclear power station one
Unique core one-level rotating machinery, its reliability directly influence the safe operation of reactor in the system of road, and main pump belongs to RCC-P
1 grade of safety, RCC-M1 level equipment.
The hydraulic part of main pump includes the heat shielding in the pump case of main pump, diffuser, seal assembly (i.e. No. 1 sealing
Room, No. 2 closed chambers and No. 3 closed chambers) etc. part, generally, needed in hydraulic part refurbishment process to each flange sealing surface carry out
Working process, after hydraulic part assembly working terminates, in order to ensure each pressure-bearing boundary of main pump, (predominantly heat shielding and diffuser are close
Front cover, diffuser and pump case sealing surface, and No. 1 closed chamber and heat shielding sealing surface) meet operation demand, it is ensured that and hydraulic part turns over
The security of operation and reliability to hydraulic part, it is necessary to integrally carry out static pressure test after new.However, the country does not possess still at present
The device of static pressure test is carried out after hydraulic part renovation, has not been achievable and static pressure test is carried out to main pump hydraulic part.
The content of the invention
It is a primary object of the present invention to provide a kind of static pressure test system of main pump hydraulic part, it is intended to realize to main pump
The static pressure test of hydraulic part.
In order to achieve the above object, the static pressure test system of main pump hydraulic part provided by the invention includes：
Storage tank, for containing the experiment water needed for static pressure test；
Liquid reserve tank, for containing the experimental liquid needed for static pressure test；
Static pressure test apparatus, including a simulation pump case, the simulation pump case are used for the hydraulic part for housing main pump；
Heat shielding RRI side low pressure test (LPT) devices, connect the storage tank and the static pressure test apparatus respectively, for heat shielding
The experiment water of the default hydraulic pressure of RRI side cavities perfusion, and gather the pressure of heat shielding RRI side chamber laboratory test water；
Pump case high-pressure test device, connect the liquid reserve tank and the static pressure test apparatus respectively, for simulation pump case
The experimental liquid of the default hydraulic pressure of chamber perfusion, and gather the pressure of experimental liquid in simulation pump case chamber；
Master control set, for the pressure collected according to heat shielding RRI side low pressure test (LPT) devices and pump case high-pressure test device
The heat shielding RRI sides low pressure test (LPT) device and pump case high-pressure test device are controlled.
Preferably, the static pressure test apparatus is provided with the water filling port for connecting the heat shielding RRI side cavities；
The heat shielding RRI sides low pressure test (LPT) device include the first hand control valve, first filter, booster pump, the second filter,
First Pneumatic valve, the first isolating valve, first pressure sensor and first pressure table；
The first end of first hand control valve is connected to the outlet of the storage tank, the second end of first hand control valve according to
Sequence connects via the first end of the first filter, booster pump, the second filter, the first Pneumatic valve and first isolating valve
Connect, the second end of first isolating valve is connected to the water filling port by high-pressure hose；
The first pressure sensor and the first pressure table are both connected to the second end of the first isolating valve；
The master control set controls the note when the pressure that the first pressure sensor collects is more than default hydraulic pressure
Water unit release.
Preferably, the static pressure test apparatus is additionally provided with the delivery port and leakage hole for connecting the heat shielding RRI side cavities,
The leakage hole is connected to the entrance of the liquid reserve tank by water pipe；
The heat shielding RRI sides low pressure test (LPT) device also includes the second isolating valve, the second Pneumatic valve, the 3rd Pneumatic valve and first
Recovered water pump；The first end of second isolating valve is connected to the delivery port of the static pressure test apparatus, institute by high-pressure hose
The second end of the second isolating valve is stated via second Pneumatic valve first end and described first with the 3rd Pneumatic valve respectively
The first end connection of recovered water pump, the second end, the second end of first recovered water pump of the 3rd Pneumatic valve are connected to
The entrance of the storage tank.
Preferably, the water filling port is connected with the first proportioning valve, and the delivery port is connected with the second proportioning valve, the leakage
Mouth is connected with the 3rd proportioning valve.
Preferably, the static pressure test apparatus is provided with the liquid injection port of connection simulation pump case chamber；
The pump case high-pressure test device includes gas source inlet, the second hand control valve, the 3rd hand control valve, pneumatic filter, elder generation
Lead with airgun controller, pressure regulator valve, oil sprayer, magnetic valve, Gas driving hydraulic pump, accumulator, pressure controller, the 3rd filter, the
Four filters, the 4th Pneumatic valve, the 3rd isolating valve, second pressure sensor, the 3rd pressure sensor, second pressure gauge, the 3rd
Pressure gauge and the 4th pressure gauge；
The gas source inlet sequentially via second hand control valve, pneumatic filter, pressure regulator valve, oil sprayer, magnetic valve with
The drive end connection of the Gas driving hydraulic pump, the guide are connected to the pneumatic filter and the pressure regulator valve with airgun controller
Between pipeline on；The entrance of the Gas driving hydraulic pump is connected with the first end of the 3rd filter, the 3rd filter
The second end the outlet of the liquid reserve tank is connected to via the 3rd hand control valve；The outlet of the Gas driving hydraulic pump sequentially via
The pressure controller, the 4th Pneumatic valve, the 4th filter are connected with the first end of the 3rd isolating valve, the 3rd isolation
Second end of valve is connected to the liquid injection port by high-pressure hose, and the accumulator is connected to the outlet of the Gas driving hydraulic pump；
The second pressure sensor and the second pressure gauge are both connected to the second end of the 3rd isolating valve, described
3rd pressure sensor and the 3rd pressure gauge are both connected to the outlet of the Gas driving hydraulic pump, the 4th pressure gauge connection
The pressure regulator valve；
The pressure that the master control set is collected in the second pressure sensor is more than the first default hydraulic pressure and/or described
The pressure that 3rd pressure sensor collects controls the fluid injection unit release when being more than the second default hydraulic pressure.
Preferably, the simulation pump case offers osculum and steam vent, and the steam vent is located above the osculum,
The steam vent is connected to the entrance of the liquid reserve tank by water pipe；
The pump case high-pressure test device also includes the 4th isolating valve, the 5th Pneumatic valve, the 6th Pneumatic valve and the second recovery
Water pump；
The first end of 4th isolating valve is connected to the osculum by high-pressure hose, and the of the 4th isolating valve
Two ends are connected with the first end of the 5th Pneumatic valve, the second end of the 5th Pneumatic valve respectively with the 6th Pneumatic valve
First end connects with the first end of second recovered water pump, the second end of the 6th Pneumatic valve and second recovered water pump
The second end be connected to the entrance of the liquid reserve tank.
Preferably, the pump case high-pressure test device also includes perfusion water pump, the 5th filter, the 7th Pneumatic valve and at least
One filtration cycle branch road；The filtration cycle branch road includes the 4th hand control valve, the accurate filter and the 5th being sequentially connected in series
Hand control valve；
The first end of the perfusion water pump is connected with the first end of the 3rd filter, the second end of the perfusion water pump
The entrance of the liquid reserve tank is connected to via the filtration cycle branch road, and sequentially via the 5th filter, the 7th gas control
Valve is connected with the first end of the 5th Pneumatic valve.
Preferably, the liquid injection port is connected with the 4th proportioning valve, and the osculum is connected with the 5th proportioning valve, the exhaust
Hole is connected with the 6th proportioning valve.
Preferably, the first liquid level of the liquid level for gathering the water storage tank test water is provided with the storage tank
Count, the second liquid level gauge for gathering the liquid level of experimental liquid in the liquid reserve tank is provided with the liquid reserve tank；
Beyond pre- described in the liquid level that the master control set is collected in the first liquid level gauge and/or the second liquid level gauge
If alarmed during liquid level scope.
Preferably, the liquid reserve tank offers apopore, and is provided with the switch cover for sealing the apopore.
Technical solution of the present invention simulates the pump case of main pump by the simulation pump case of static pressure test apparatus, by the waterpower of main pump
Portions house is in the simulation main pump, at the trial, is filled the experiment water in storage tank by heat shielding RRI side low pressure test (LPT) devices
Note is pressurized to default hydraulic pressure to heat shielding RRI side cavities, and to experiment water, so that hydraulic pressure maintains in heat shielding RRI side cavities
Default hydraulic pressure carries out static pressure test, and gathers the pressure in heat shielding RRI side cavities, by master control set according to heat shielding RRI side chambers
Chamber pressure controls the working condition of heat shielding RRI side low pressure test (LPT) devices, so as to test heat shielding and diffuser sealing face and No. 1
The pressure-bearing situation of closed chamber and heat shielding sealing surface；And by pump case high-pressure test device by the experiment perfusion in liquid reserve tank extremely
Pump case chamber is simulated, and default hydraulic pressure is pressurized to experimental liquid, so that hydraulic pressure maintains default liquid in simulation pump case chamber
Pressure carries out static pressure test, and gathers the pressure in simulation pump case chamber, by master control set according to simulation pump case chamber pressure control
The working condition of pump case high-pressure test device processed, so as to test the pressure-bearing situation of diffuser and pump case sealing surface.So as to real
The static pressure test to main pump hydraulic part is showed, it can be ensured that each pressure-bearing boundary of main pump meets operation demand.
Brief description of the drawings
Fig. 1 is the theory diagram of the static pressure test system preferred embodiment of main pump hydraulic part of the present invention；
Fig. 2 is the structural representation of the embodiment of static pressure test system one of main pump hydraulic part shown in Fig. 1.
Drawing reference numeral explanation：
The realization of the purpose of the present invention, functional characteristics and advantage, in conjunction with the embodiments, and it will make referring to the drawings furtherly
It is bright.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of static pressure test system of main pump hydraulic part, for carrying out static pressure to the hydraulic part of main pump
Experiment.
Reference picture 1, Fig. 1 are the theory diagram of the static pressure test system preferred embodiment of main pump hydraulic part of the present invention.
In present pre-ferred embodiments, the static pressure test system of main pump hydraulic part of the invention includes storage tank 100, storage
Liquid case 200, static pressure test apparatus 300, heat shielding RRI side low pressure test (LPT)s device 400, pump case high-pressure test device 500 and master control dress
Put 600.
Wherein, storage tank 100 is used to contain the experiment water needed for static pressure test.
Liquid reserve tank 200 is used to contain the experimental liquid needed for static pressure test.
Static pressure test apparatus 300 includes a simulation pump case, and the simulation pump case is used for the hydraulic part for housing main pump.
Heat shielding RRI side low pressure test (LPT)s device 400, the storage tank 100 and the static pressure test apparatus 300 are connected respectively,
For irrigating the experiment water of default hydraulic pressure to heat shielding RRI side cavities, and gather the pressure of heat shielding RRI side chamber laboratory test water
Power.
Pump case high-pressure test device 500, connect the liquid reserve tank 200 and the static pressure test apparatus 300 respectively, for
The experimental liquid of the default hydraulic pressure of pump case chamber perfusion is simulated, and gathers the pressure of experimental liquid in simulation pump case chamber.
Master control set 600, for being gathered according to heat shielding RRI side low pressure test (LPT)s device 400 and pump case high-pressure test device 500
To pressure the heat shielding RRI sides low pressure test (LPT) device 400 and pump case high-pressure test device 500 are controlled.
In the present embodiment, to test whether the hydraulic part of main pump meets operation demand, the hydraulic part of main pump is held
Put in the simulation main pump of static pressure test apparatus 300, the hydraulic part being specifically contained in simulation main pump is heat shielding, diffuser
With No. 1 closed chamber.After the hydraulic part of main pump is placed, by static pressure test apparatus 300 respectively with heat shielding RRI side low pressure test (LPT)s
Device 400 is connected with pump case high-pressure test device 500, and heat shielding RRI side low pressure test (LPT)s device 400 is connected with storage tank 100,
Pump case high-pressure test device 500 is connected with liquid reserve tank 200.
Before the test, the experiment water needed for static pressure test first is filled with to storage tank 100, until the experiment in storage tank 100
Water reaches appropriate liquid level (2/3 volume of such as storage tank 100), while is filled with the experimental liquid needed for static pressure test to liquid reserve tank 200,
Until the experimental liquid in liquid reserve tank 200 reaches appropriate liquid level (2/3 volume of such as liquid reserve tank 200).
At the trial, the experiment water in storage tank 100 is irrigated to heat shielding by heat shielding RRI side low pressure test (LPT)s device 400
RRI side cavities, and default hydraulic pressure (such as 5bar) is pressurized to experiment water, so that hydraulic pressure maintains in heat shielding RRI side cavities
Default hydraulic pressure carries out static pressure test, and gathers the pressure in heat shielding RRI side cavities, by master control set 600 according to heat shielding RRI sides
The working condition of chamber pressure control heat shielding RRI side low pressure test (LPT)s device 400, so as to test heat shielding and diffuser sealing face
And the pressure-bearing situation of No. 1 closed chamber and heat shielding sealing surface.Moreover, by pump case high-pressure test device 500 by liquid reserve tank 200
Perfusion is tested to simulation pump case chamber, and default hydraulic pressure (such as 215bar) is pressurized to experimental liquid, so that simulation pump case
Hydraulic pressure maintains default hydraulic pressure and carries out static pressure test in chamber, and specifically, pump case high-pressure test device 500 is tried the present embodiment
When testing, it can be tested under tetra- pressure platforms of 50bar, 100bar, 150bar, 215bar, and it is steady under each pressure platform
Pressure a period of time, such as 10 minutes, rate of pressure rise is in 0~10bar/min range-controllable systems；And gather in simulation pump case chamber
Pressure, the working condition of pump case high-pressure test device 500 is controlled according to simulation pump case chamber pressure by master control set 600,
So as to test the pressure-bearing situation of diffuser and pump case sealing surface.
Master control set 600 be comprising the controller including computer, master control set 600 can real-time display heat shielding RRI sides it is low
The increasing pressure curve of compression testing device 400 and pump case high-pressure test device 500, and 500 4 pressure of pump case high-pressure test device
The data such as platform curve and each dwell time, and these data, and the basis during experiment are stored with curve and digital form
The working condition of test situation, control heat shielding RRI side low pressure test (LPT)s device 400 and pump case high-pressure test device 500, such as pressing
When power is excessive, control heat shielding RRI side low pressure test (LPT)s device 400 and the release of pump case high-pressure test device 500.
Relative to prior art, the present invention is used as the load of main pump hydraulic part static pressure test by static pressure test apparatus 300
Body, the simulation pump by heat shielding RRI side low pressure test (LPT)s device 400 and pump case high-pressure test device 500 to static pressure test apparatus 300
Hydraulic part in shell carries out static pressure test, it is achieved thereby that the static pressure test to main pump hydraulic part, it can be ensured that main pump is each
Pressure-bearing boundary meets operation demand.
Fig. 2 is referred again to, Fig. 2 is the structural representation of the embodiment of static pressure test system one of main pump hydraulic part shown in Fig. 1.
As shown in Fig. 2 the static pressure test apparatus 300 is provided with the water filling port of connection heat shielding RRI side cavities.
The heat shielding RRI sides low pressure test (LPT) device 400 includes the first hand control valve 401, first filter 402, booster pump
403rd, the second filter 404, the first Pneumatic valve 405, the first isolating valve 406, first pressure sensor 407 and first pressure table
408。
The first end of first hand control valve 401 is connected to the outlet of the storage tank 100, first hand control valve 401
The second end sequentially via the first filter 402, booster pump 403, the second filter 404, the first Pneumatic valve 405 with it is described
The first end connection of first isolating valve 406, the second end of first isolating valve 406 is connected to the water filling by high-pressure hose
Mouthful.
The first pressure sensor 407 and the first pressure table 408 are both connected to the second of the first isolating valve 406
End；
The master control set controls water filling when the pressure that the first pressure sensor 407 collects is more than default hydraulic pressure
Unit release.
At the trial, the first hand control valve 401, booster pump 403, the first Pneumatic valve 405 and the first isolating valve 406 are opened, with
The experiment water accessed in storage tank 100, while experiment water is pressurized by booster pump 403 so that irrigated by water filling port
Pressure to the experiment water of the internal heat shield RRI side cavities of static pressure test apparatus 300 reaches 5bar, so as to right under 5bar pressure platforms
The bearing capacity of the sealing surface of the sealing surface of heat shielding and diffuser, No. 1 closed chamber and heat shielding is tested, if heat shielding and diffuser
Sealing surface, the sealing surface of No. 1 closed chamber and heat shielding can bear 5bar pressure, then illustrate heat shielding and diffuser, No. 1 closed chamber
Between carrying border meet service requirement.
During experiment, the pressure of heat shielding RRI side chamber laboratory test water is gathered by first pressure sensor 407, when
When the pressure of the experiment water of heat shielding RRI side cavities is more than 5bar, master control set control booster pump 403 carries out release, so that it is guaranteed that
The pressure of heat shielding RRI side chamber laboratory test water maintains 5bar.
Specifically, as shown in Fig. 2 the static pressure test apparatus 300 is additionally provided with the delivery port of connection heat shielding RRI side cavities
And leakage hole, the leakage hole are connected to the entrance of the liquid reserve tank 200 by water pipe.
The heat shielding RRI sides low pressure test (LPT) device 400 also includes the second isolating valve 409, the second Pneumatic valve 410, the 3rd gas
Control the recovered water pump 412 of valve 411 and first；The first end of second isolating valve 409 is connected to the static pressure by high-pressure hose
The delivery port of experimental rig 300, the second end of second isolating valve 409 via second Pneumatic valve 410 respectively with it is described
The first end of 3rd Pneumatic valve 411 connects with the first end of first recovered water pump 412, and the of the 3rd Pneumatic valve 411
Two ends, the second end of first recovered water pump 412 are connected to the entrance of the storage tank 100.
Because the leakage hole of static pressure test apparatus 300 is connected to the entrance of the liquid reserve tank 200, so as to heat shielding RRI
During side cavity's perfusion experiment water, the air in heat shielding RRI side cavities can be discharged by leakage hole, to ensure heat shielding RRI
Pressure stability in side cavity；Meanwhile when there is experiment water to overflow, the experiment water of spilling can be discharged into liquid reserve tank by leakage hole
200, avoid heat shielding RRI side chamber laboratory tests water excessive and cause heat shielding RRI sides to be damaged.
After off-test, the second isolating valve 409, the second Pneumatic valve 410, the 3rd Pneumatic valve 411 and the first recovery are opened
Water pump 412, so as in the presence of the first recovered water pump 412, by the experiment water of the delivery port discharge of static pressure test apparatus 300
Filled by the second isolating valve 409, the second Pneumatic valve 410, the 3rd Pneumatic valve 411 and return to storage tank 100.Realize heat shielding RRI sides
Low pressure test (LPT) device 400 irrigates and the integration of recovery test water, and the experiment water reusable edible reclaimed, avoids through examination
Experiment water after testing directly discharges the wasting of resources.
Specifically, as shown in Fig. 2 the water filling port is connected with the first proportioning valve 301, the delivery port is connected with the second ratio
Example valve 302, the leakage hole are connected with the 3rd proportioning valve 303.
Static pressure test apparatus 300 sets the second proportioning valve by setting the first proportioning valve 301 in water filling port, in delivery port
302, heat shielding RRI side cavities, or the flow of the experiment water from delivery port outflow are flowed into from water filling port so as to controllable, moreover,
Leakage hole sets the 3rd proportioning valve 303, so as to which controllable simulation pump shell chamber laboratory test water largely overflows from leakage hole, so as to really
Thermal protection screen RRI side low pressure test (LPT)s device 400 and static pressure test apparatus 300 being capable of normal operations.
As shown in Fig. 2 the static pressure test apparatus 300 is provided with the liquid injection port of connection simulation pump case chamber.
The pump case high-pressure test device 500 includes gas source inlet 501, the second hand control valve 502, the 3rd hand control valve 503, gas
Body filter 504, guide with airgun controller 505, pressure regulator valve 506, oil sprayer 507, magnetic valve 508, Gas driving hydraulic pump 509, storage
Can device 510, pressure controller 511, the 3rd filter 512, the 4th filter 513, the 4th Pneumatic valve 514, the 3rd isolating valve
515th, second pressure sensor 516, the 3rd pressure sensor 517, second pressure gauge 518, the 3rd pressure gauge 519 and the 4th pressure
Table 520.
The gas source inlet 501 is sequentially via second hand control valve 502, pneumatic filter 504, pressure regulator valve 506, mist of oil
Device 507, magnetic valve 508 are connected with the drive end of the Gas driving hydraulic pump 509, and the guide is connected to institute with airgun controller 505
State on the pipeline between pneumatic filter 504 and the pressure regulator valve 506；The entrance of the Gas driving hydraulic pump 509 and the described 3rd
The first end connection of filter 512, the second end of the 3rd filter 512 is connected to institute via the 3rd hand control valve 503
State the outlet of liquid reserve tank 200；The outlet of the Gas driving hydraulic pump 509 is sequentially via the pressure controller, the 4th Pneumatic valve
514th, the 4th filter 513 is connected with the first end of the 3rd isolating valve 515, and the second end of the 3rd isolating valve 515 leads to
Cross high-pressure hose and be connected to the liquid injection port, the accumulator 510 is connected to the outlet of the Gas driving hydraulic pump 509.
The second pressure sensor 516 and the second pressure gauge 518 are both connected to the of the 3rd isolating valve 515
Two ends, the 3rd pressure sensor 517 and the 3rd pressure gauge 519 are both connected to the outlet of the Gas driving hydraulic pump 509,
4th pressure gauge 520 connects the pressure regulator valve 506.
The pressure that the master control set is collected in the second pressure sensor 516 be more than the first default hydraulic pressure and/or
The pressure that 3rd pressure sensor 517 collects controls fluid injection unit release when being more than the second default hydraulic pressure.
At the trial, open the second hand control valve 502, the 3rd hand control valve 503, Gas driving hydraulic pump 509, the 4th Pneumatic valve 514,
With the 3rd isolating valve 515, the experimental liquid in liquid reserve tank 200 is linked into Gas driving hydraulic pump 509, while open the second hand control valve
502 access source of the gas from gas source inlet 501 is driven to Gas driving hydraulic pump 509, so as to which Gas driving hydraulic pump 509 is carried out to experimental liquid
Supercharging so that the pressure of the experimental liquid of simulation pump case chamber reaches 50bar, 100bar, 150bar and 215bar successively, and presses
The pressure of the Control experiment liquid of force controller 511 maintains a period of time, such as 10 minutes under each pressure platform, that is, causes simulation pump
The pressure of experimental liquid pressurize 10 minutes under 50bar, 100bar, 150bar and 215bar pressure platform respectively in shell chamber, from
And respectively to diffuser and the bearing capacity of the sealing surface of pump case under 50bar, 100bar, 150bar and 215bar pressure platform
Tested, if the sealing surface of diffuser and simulation pump case can bear the pressure under four pressure platforms, illustrate diffusion
Carrying border between device and simulation pump case meets service requirement.
During experiment, the pressure of experimental liquid after being pressurized by 517 acquired Gas driving hydraulic pump 509 of the 3rd pressure sensor
Power, with by master control set control pressure regulator valve 506 adjust Gas driving hydraulic pump 509 in experimental liquid pressure to 50bar, 100bar,
150bar or 215bar.Moreover, the pressure of experimental liquid in simulation pump case chamber is gathered by second pressure sensor 516,
In the case of being tested under 50bar pressure platforms, when simulating the pressure of experimental liquid of pump case chamber more than 50bar, master control set
Gas driving hydraulic pump 509 is controlled to carry out release, so that it is guaranteed that the pressure of experimental liquid maintains 50bar in simulation pump case chamber；
In the case of being tested under 100bar pressure platforms, when simulating the pressure of experimental liquid of pump case chamber more than 100bar, master control dress
Put control Gas driving hydraulic pump 509 and carry out release, so that it is guaranteed that the pressure of experimental liquid maintains 100bar in simulation pump case chamber；
In the case of being tested under 150bar pressure platforms, when simulating the pressure of experimental liquid of pump case chamber more than 150bar, master control dress
Put control Gas driving hydraulic pump 509 and carry out release, so that it is guaranteed that the pressure of experimental liquid maintains 150bar in simulation pump case chamber；
In the case of being tested under 250bar pressure platforms, when simulating the pressure of experimental liquid of pump case chamber more than 250bar, master control dress
Put control Gas driving hydraulic pump 509 and carry out release, so that it is guaranteed that the pressure of experimental liquid maintains 250bar in simulation pump case chamber.
Specifically, as shown in Fig. 2 the simulation pump case offers osculum and steam vent, the steam vent is positioned at described
Above osculum, the steam vent is connected to the entrance of the liquid reserve tank 200 by water pipe.Wherein, the quantity of steam vent can root
Set according to being actually needed, no longer limit herein.
The pump case high-pressure test device 500 also includes the 4th isolating valve 521, the 5th Pneumatic valve 522, the 6th Pneumatic valve
523 and second recovered water pump 524.
The first end of 4th isolating valve 521 is connected to the osculum, the 4th isolating valve by high-pressure hose
521 the second end is connected with the first end of the 5th Pneumatic valve 522, the second end of the 5th Pneumatic valve 522 respectively with institute
The first end for stating the 6th Pneumatic valve 523 connects with the first end of second recovered water pump 524, the 6th Pneumatic valve 523
Second end and the second end of second recovered water pump 524 are connected to the entrance of the liquid reserve tank 200.
Steam vent due to simulating pump case is connected to the entrance of the liquid reserve tank 200, so as to irrigate examination to pump case chamber
Test during liquid, the air in simulation pump case chamber can be discharged by steam vent, it is ensured that the pressure of experimental liquid in simulation pump case chamber
Power is stable；Meanwhile when there is experimental liquid spilling, the experimental liquid of spilling can be discharged into liquid reserve tank 200 by steam vent, avoid because of simulation
Experimental liquid excessively causes hydraulic part to be damaged in pump case chamber.
After off-test, the 4th isolating valve 521, the 5th Pneumatic valve 522, the 6th Pneumatic valve 523 and the second recovery are opened
Water pump 524, so as in the presence of the second recovered water pump 524, by the experimental liquid of the osculum discharge of static pressure test apparatus 300
Filled by the 4th isolating valve 521, the 5th Pneumatic valve 522, the 6th Pneumatic valve 523 and return to liquid reserve tank 200.Realize the examination of pump case high pressure
Experiment device 500 irrigates and the integration of recovery test liquid, avoids the directly discharge of the experimental liquid after experiment and pollutes.
Specifically, as shown in Fig. 2 the pump case high-pressure test device 500 also includes perfusion water pump 525, the 5th filter
526th, the 7th Pneumatic valve 527 and at least a filtration cycle branch road；The filtration cycle branch road includes the 4th be sequentially connected in series
Hand control valve 528, the hand control valve 530 of accurate filter 529 and the 5th.
The first end of the perfusion water pump 525 is connected with the first end of the 3rd filter 512, the perfusion water pump
525 the second end is connected to the entrance of the liquid reserve tank 200 via the filtration cycle branch road, and sequentially via the 5th mistake
Filter 526, the 7th Pneumatic valve 527 are connected with the first end of the 5th Pneumatic valve 522.
To recycle the experimental liquid after experiment, the present embodiment carries out accurate mistake by filtration cycle branch road to experimental liquid
Filter, filters out the impurity in experimental liquid so that experimental liquid can reuse.Specifically, can be by irrigating water pump 525 by liquid reserve tank
The experimental liquid reclaimed in 200 is input to filter circulation branch by the 3rd hand control valve 503, the 3rd filter 512, perfusion water pump 525
Road carries out secondary filter, and filter circulation branch road again exports experimental liquid after filtering to the entrance of liquid reserve tank 200 to utilize herein.
The quantity of filtration cycle branch road can be restricted herein according to setting is actually needed.For example, in Fig. 2, the present embodiment sets two-way
Filtration cycle branch road, the purpose of two-way filtration cycle branch road is set to be, when wherein filtration cycle branch road blocks all the way, to open
Experimental liquid is filtered with another way filtration cycle branch road.
Certainly, can be by irrigating water pump 525 by liquid reserve tank 200 in the case where the experimental liquid impurity reclaimed is few
The experimental liquid reclaimed is input to the 5th filter 526 by the 3rd hand control valve 503, the 3rd filter 512, perfusion water pump 525
Common filtration treatment is carried out, then experimental liquid after filtering is passed through into the 7th Pneumatic valve 527, the 5th Pneumatic valve 522, the 6th gas
Control valve 523 is circulated into the entrance of liquid reserve tank 200 to reuse.
The liquid injection port is connected with the 4th proportioning valve 304, and the osculum is connected with the 5th proportioning valve 305, the exhaust
Hole is connected with the 6th proportioning valve 306.
Static pressure test apparatus 300 sets the 5th proportioning valve by setting the 4th proportioning valve 304 in liquid injection port, in osculum
305, simulation pump case chamber, or the flow of the experimental liquid from osculum outflow are flowed into from liquid injection port so as to controllable, moreover, arranging
Stomata sets the 6th proportioning valve 306, so as to which experimental liquid largely overflows from steam vent in controllable simulation pump shell chamber, so that it is guaranteed that
Pump case high-pressure test device 500 and static pressure test apparatus 300 can be normally carried out static pressure test.
Specifically, as shown in Fig. 2 being provided with the storage tank 100 for gathering experiment water in the storage tank 100
The first liquid level gauge 101 of liquid level, the liquid level for gathering experimental liquid in the liquid reserve tank 200 is provided with the liquid reserve tank 200
Second liquid level gauge 201.
The liquid level that the master control set 600 collects in the first liquid level gauge 101 and/or the second liquid level gauge 201
Alarmed during beyond default liquid level scope.
The liquid level of experiment water in the storage tank 100 is gathered by first liquid level gauge 101, is adopted by second liquid level gauge 201
Collect the liquid level of experimental liquid in the liquid reserve tank 200, master control set 600 is alarmed, such as is less than default liquid level scope in liquid level
Minimum liquid level (such as 1/3 volume) or during highest liquid level (such as 2/3 volume) higher than default liquid level scope, carry out corresponding acousto-optic
Alarm, and shown in display interface.
Specifically, as shown in Fig. 2 the liquid reserve tank 200 offers apopore 202, and be provided with for seal it is described go out
The switch cover 202 in water hole 202.
The present embodiment sets an apopore 202 in the bottom of liquid reserve tank 200, and sets and seal opening for the apopore 202
Lid 202 is closed, so as to which the experimental liquid in liquid reserve tank 200 exceedes full-water level, or needs to discharge the experimental liquid in liquid reserve tank 200
When, switch cover 202 can be opened, is discharged experimental liquid by apopore 202.Or when having cleaned liquid reserve tank 200, it can open
Switch cover 202, rinse water is discharged by apopore 202.
It should be noted that the technical scheme of each embodiment of the present invention can be combined with each other, but must be with this
The technical staff in field can be implemented as basis, will be understood that when the combination appearance of technical scheme is conflicting or can not realize
The combination of this technical scheme is not present, also not within the protection domain of application claims.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, every utilization
The equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, be included within the scope of the present invention.
Claims (10)
- A kind of 1. static pressure test system of main pump hydraulic part, it is characterised in that including：Storage tank, for containing the experiment water needed for static pressure test；Liquid reserve tank, for containing the experimental liquid needed for static pressure test；Static pressure test apparatus, including a simulation pump case, the simulation pump case are used for the hydraulic part for housing main pump；Heat shielding RRI side low pressure test (LPT) devices, connect the storage tank and the static pressure test apparatus respectively, for heat shielding RRI The experiment water of the default hydraulic pressure of side cavity's perfusion, and gather the pressure of heat shielding RRI side chamber laboratory test water；Pump case high-pressure test device, connect the liquid reserve tank and the static pressure test apparatus respectively, for simulation pump case chamber The experimental liquid of the default hydraulic pressure of perfusion, and gather the pressure of experimental liquid in simulation pump case chamber；Master control set, for the pressure that is collected according to heat shielding RRI side low pressure test (LPT) devices and pump case high-pressure test device to institute State heat shielding RRI side low pressure test (LPT) devices and pump case high-pressure test device is controlled.
- 2. the static pressure test system of main pump hydraulic part as claimed in claim 1, it is characterised in that the static pressure test apparatus It is provided with the water filling port for connecting the heat shielding RRI side cavities；The heat shielding RRI sides low pressure test (LPT) device includes the first hand control valve, first filter, booster pump, the second filter, first Pneumatic valve, the first isolating valve, first pressure sensor and first pressure table；The first end of first hand control valve is connected to the outlet of the storage tank, and the second end of first hand control valve sequentially passes through It is connected by the first filter, booster pump, the second filter, the first Pneumatic valve with the first end of first isolating valve, institute The second end for stating the first isolating valve is connected to the water filling port by high-pressure hose；The first pressure sensor and the first pressure table are both connected to the second end of the first isolating valve；Master control set control water injection unit when the pressure that the first pressure sensor collects is more than default hydraulic pressure unloads Pressure.
- 3. the static pressure test system of main pump hydraulic part as claimed in claim 2, it is characterised in that the static pressure test apparatus The delivery port and leakage hole for connecting the heat shielding RRI side cavities are additionally provided with, the leakage hole is connected to the storage by water pipe The entrance of liquid case；The heat shielding RRI sides low pressure test (LPT) device also includes the second isolating valve, the second Pneumatic valve, the 3rd Pneumatic valve and the first recovery Water pump；The first end of second isolating valve is connected to the delivery port of the static pressure test apparatus by high-pressure hose, and described Second end of two isolating valves is via second Pneumatic valve first end with the 3rd Pneumatic valve and first recovery respectively The first end connection of water pump, the second end, the second end of first recovered water pump of the 3rd Pneumatic valve are connected to described The entrance of storage tank.
- 4. the static pressure test system of main pump hydraulic part as claimed in claim 3, it is characterised in that the water filling port is connected with First proportioning valve, the delivery port are connected with the second proportioning valve, and the leakage hole is connected with the 3rd proportioning valve.
- 5. the static pressure test system of main pump hydraulic part as claimed in claim 1, it is characterised in that the static pressure test apparatus It is provided with the liquid injection port of connection simulation pump case chamber；The pump case high-pressure test device includes gas source inlet, the second hand control valve, the 3rd hand control valve, pneumatic filter, Xian Daoyong Airgun controller, pressure regulator valve, oil sprayer, magnetic valve, Gas driving hydraulic pump, accumulator, pressure controller, the 3rd filter, the 4th mistake Filter, the 4th Pneumatic valve, the 3rd isolating valve, second pressure sensor, the 3rd pressure sensor, second pressure gauge, the 3rd pressure Table and the 4th pressure gauge；The gas source inlet sequentially via second hand control valve, pneumatic filter, pressure regulator valve, oil sprayer, magnetic valve with it is described The drive end connection of Gas driving hydraulic pump, the guide are connected between the pneumatic filter and the pressure regulator valve with airgun controller Pipeline on；The entrance of the Gas driving hydraulic pump is connected with the first end of the 3rd filter, and the of the 3rd filter Two ends are connected to the outlet of the liquid reserve tank via the 3rd hand control valve；The outlet of the Gas driving hydraulic pump is sequentially via described Pressure controller, the 4th Pneumatic valve, the 4th filter are connected with the first end of the 3rd isolating valve, the 3rd isolating valve Second end is connected to the liquid injection port by high-pressure hose, and the accumulator is connected to the outlet of the Gas driving hydraulic pump；The second pressure sensor and the second pressure gauge are both connected to the second end of the 3rd isolating valve, and the described 3rd Pressure sensor and the 3rd pressure gauge are both connected to the outlet of the Gas driving hydraulic pump, described in the 4th pressure gauge connection Pressure regulator valve；The master control set is more than the first default hydraulic pressure and/or the described 3rd in the pressure that the second pressure sensor collects The pressure that pressure sensor collects controls fluid injection unit release when being more than the second default hydraulic pressure.
- 6. the static pressure test system of main pump hydraulic part as claimed in claim 5, it is characterised in that the simulation pump case opens up There are osculum and steam vent, the steam vent is located above the osculum, and the steam vent is connected to the storage by water pipe The entrance of liquid case；The pump case high-pressure test device also includes the 4th isolating valve, the 5th Pneumatic valve, the 6th Pneumatic valve and the second recovered water pump；The first end of 4th isolating valve is connected to the osculum, the second end of the 4th isolating valve by high-pressure hose Be connected with the first end of the 5th Pneumatic valve, the second end of the 5th Pneumatic valve respectively with the 6th Pneumatic valve first End connects with the first end of second recovered water pump, and the of the second end of the 6th Pneumatic valve and second recovered water pump Two ends are connected to the entrance of the liquid reserve tank.
- 7. the static pressure test system of main pump hydraulic part as claimed in claim 6, it is characterised in that the pump case high-potting Device also includes perfusion water pump, the 5th filter, the 7th Pneumatic valve and an at least filtration cycle branch road；The filtration cycle branch road Including the 4th hand control valve, accurate filter and the 5th hand control valve being sequentially connected in series；It is described perfusion water pump first end be connected with the first end of the 3rd filter, it is described irrigate water pump the second end via The filtration cycle branch road is connected to the entrance of the liquid reserve tank, and sequentially via the 5th filter, the 7th Pneumatic valve with The first end connection of 5th Pneumatic valve.
- 8. the static pressure test system of main pump hydraulic part as claimed in claim 6, it is characterised in that the liquid injection port is connected with 4th proportioning valve, the osculum are connected with the 5th proportioning valve, and the steam vent is connected with the 6th proportioning valve.
- 9. the static pressure test system of main pump hydraulic part as claimed in claim 1, it is characterised in that set on the storage tank There is the first liquid level gauge for gathering the liquid level of the water storage tank test water, be provided with the liquid reserve tank described for gathering The second liquid level gauge of the liquid level of experimental liquid in liquid reserve tank；The master control set exceeds default liquid level model in the liquid level that the first liquid level gauge and/or the second liquid level gauge collect Alarmed when enclosing.
- 10. the static pressure test system of the main pump hydraulic part as described in claim 1 or 9, it is characterised in that the liquid reserve tank is opened Provided with apopore, and it is provided with the switch cover for sealing the apopore.
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106898393B (en) * | 2015-12-18 | 2018-11-02 | 核动力运行研究所 | A kind of main pump hydraulic component static pressure test two, three-level seal simulator |
| CN108266360A (en) * | 2016-12-30 | 2018-07-10 | 核动力运行研究所 | Main pump hydraulic component static pressure test apparatus |
| CN110164570B (en) * | 2019-04-30 | 2020-10-13 | 中广核核电运营有限公司 | Main pump first sealing low differential pressure operation offline test method and system |
| CN117949315B (en) * | 2024-03-26 | 2024-05-28 | 摩丁普信热能技术（江苏）有限公司 | Cooler static pressure intensity test equipment for new energy automobile |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008045396A2 (en) * | 2006-10-10 | 2008-04-17 | Vast Power Portfolio, Llc | Thermodynamic cycles with thermal diluent |
| CN101211674A (en) * | 2006-12-30 | 2008-07-02 | 大亚湾核电运营管理有限责任公司 | Nuclear reactors cooling agent pump mechanical sealing leakage amount abnormity quick processing method |
| CN201539398U (en) * | 2009-09-08 | 2010-08-04 | 合肥通用机械研究院 | Testing system for mechanical sealing test for reactor coolant pump |
| CN102278482A (en) * | 2011-06-23 | 2011-12-14 | 北京化工大学 | Mechanical seal device with stress self adaption |
| CN102278302A (en) * | 2011-08-17 | 2011-12-14 | 广东核电合营有限公司 | Mechanical seal identification platform and method for reactor coolant pump of million-kilowatt nuclear power station |
| CN202732307U (en) * | 2012-09-04 | 2013-02-13 | 哈尔滨电气动力装备有限公司 | Three-stage fluid dynamic pressure mechanical sealing test device |
| WO2015086708A1 (en) * | 2013-12-10 | 2015-06-18 | Areva Np | Method for carrying out emergent shaft sealing for reactor coolant pump and shaft sealing assembly |
-
2015
- 2015-08-13 CN CN201510496790.1A patent/CN105115681B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008045396A2 (en) * | 2006-10-10 | 2008-04-17 | Vast Power Portfolio, Llc | Thermodynamic cycles with thermal diluent |
| CN101211674A (en) * | 2006-12-30 | 2008-07-02 | 大亚湾核电运营管理有限责任公司 | Nuclear reactors cooling agent pump mechanical sealing leakage amount abnormity quick processing method |
| CN201539398U (en) * | 2009-09-08 | 2010-08-04 | 合肥通用机械研究院 | Testing system for mechanical sealing test for reactor coolant pump |
| CN102278482A (en) * | 2011-06-23 | 2011-12-14 | 北京化工大学 | Mechanical seal device with stress self adaption |
| CN102278302A (en) * | 2011-08-17 | 2011-12-14 | 广东核电合营有限公司 | Mechanical seal identification platform and method for reactor coolant pump of million-kilowatt nuclear power station |
| CN202732307U (en) * | 2012-09-04 | 2013-02-13 | 哈尔滨电气动力装备有限公司 | Three-stage fluid dynamic pressure mechanical sealing test device |
| WO2015086708A1 (en) * | 2013-12-10 | 2015-06-18 | Areva Np | Method for carrying out emergent shaft sealing for reactor coolant pump and shaft sealing assembly |
Non-Patent Citations (2)
| Title |
|---|
| CPR1000压水堆核电站核级泵用机械密封鉴定浅谈;王超;《机械》;20131231;第40卷;第5-9页 * |
| 核主泵用流体静压型机械密封性能的影响因素研究;彭旭东 等;《机械工程学报》;20120930;第48卷(第17期);第83-90页 * |
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