The test-bed of a kind of resin transhipment technique and test method thereof
Technical field
The present invention relates to a kind of test-bed, the test-bed of a kind of resin transhipment technique and test method thereof.
Background technology
Introduction along with three generations nuclear power technology AP1000, about its refuse process " full factory share, from heap pattern, focus on " Advanced Idea be the most together introduced into, the pattern combined by the factory site waste disposal facilities (SRTF) using single unit nuclear island waste treatment system to share with multiple stage unit, categorised collection, classification processes, concentrate and store, dispose all kinds of radioactive substance in batches.Radioactive spent resin is in view of its specific physical character, and radioactive level is higher, in terms of shielding transhipment, difficulty is relatively big, and the domestic research for the shielding transporter of radioactive spent resin is technological gap, researches and develops a shielding transfer container being applicable to radioactive spent resin transport extremely urgent.
How the difficult point researching and developing radioactive spent resin shielding transfer container is by a set of efficient resin transhipment technique, it is ensured that shielding transfer container efficiently accomplishes at the process safety that nuclear island loads and transport unloads resin to SRTF station.Specific physical character due to radioactivity resin, how to ensure resin transport process does not produce exchange with the external world, how to ensure that transporting each flow process is smoothed out, how the state of resin transfer is observed, the resin transfer situation that the transhipment of monitoring shielding at any time loads, has higher requirement to transhipment technique.The most domestic referential technique of complete set that there is no can meet the particular/special requirement of radioactivity resin transhipment, is therefore badly in need of researching and developing and verify its effectiveness to resin transhipment technique.
Summary of the invention
The defect existed in view of above-mentioned prior art, the purpose of the present invention is to propose to the test-bed that a kind of structure is simplified, controlled simple, safe and reliable, to be capable of full transport process resin transhipment technique.
The purpose of the present invention will be achieved by the following technical programs:
A kind of test-bed of resin transhipment technique, including:
For simulating the resin storage tank of the stored spent resin of shielding transporter;
For simulating, tank transported by the resin of nuclear island/SRTF station, resin rushes displacement can, mixed with resin tank;
And be used for simulating the metal hose that described shielding transporter docks with nuclear island/SRTF station;
Be provided with in described resin storage tank instrument cluster, one for remove its internal water except water pump and a QI invigorating branch road;Described resin storage tank loads simulation pipeline, a water-filling simulation pipeline, an aerofluxus simulation pipeline and a resin unloading simulation pipeline by a resin and transports tank UNICOM with described resin;
Described resin storage tank rushes displacement can UNICOM except draining simulation pipeline with described resin by one;
Described resin transhipment tank is by resin transfer pipeline and mixed with resin tank UNICOM;
Described resin transhipment tank, resin are rushed and are connected by hydraulic pipeline between displacement can and mixed with resin tank;
Described resin loads simulation pipeline, water-filling simulation pipeline, pipeline is simulated in aerofluxus, resin unloading simulation pipeline, hydraulic pipeline are all connected with same resin transhipment pump, and described resin loads simulation pipeline and resin unloading simulation pipeline all includes the first metal hose, described water-filling simulation pipeline, aerofluxus simulation pipeline and except draining simulation pipeline all includes the second metal hose;
Described instrument cluster, resin transport pump and except water pump and controls operating board connection for simulated emission shielding transporter control panel, described control operating board controls described resin transhipment pump and the operating except water pump, shows the output signal of described instrument cluster simultaneously.
Preferably, the test-bed of described resin transhipment technique, wherein: described resin storage tank is pressure vessel, and it is provided above observation window.
Preferably, the test-bed of described resin transhipment technique, wherein: described instrument cluster includes being respectively arranged at low liquidometer and the pressure transducer of both sides, bottom in described resin storage tank, being respectively arranged at the high level meter of described resin storage tank internal upper part both sides and heat-conducted flow switch that resin level meter and is arranged at outside described resin storage tank, the sensor of described heat-conducted flow switch stretches into the inside of described resin storage tank.
Preferably, the test-bed of described resin transhipment technique, wherein: described water-filling simulation pipeline, aerofluxus simulate pipeline and except draining simulation pipeline, the both sides port of hydraulic pipeline are provided with resin filter.
Preferably, the test-bed of described resin transhipment technique, wherein: described QI invigorating branch road includes air filter, the first ball valve and the check-valves set gradually.
Preferably, the test-bed of described resin transhipment technique, wherein: described resin loads simulation pipeline and includes being successively set on described resin transhipment tank to the second ball valve, the 3rd ball valve, the 4th ball valve, the first pipeline viewing mirror, the first metal hose, the 5th ball valve and/or the 6th ball valve between resin storage tank.
Preferably, the test-bed of described resin transhipment technique, wherein: described water-filling simulation pipeline includes being successively set on described resin transhipment tank to the 3rd resin filter, the 8th ball valve, resin transhipment pump, the 9th ball valve, second pipe visor, the second metal hose, the tenth ball valve, the 11st ball valve, the first resin filter and/or the 12nd ball valve, the second resin filter between resin storage tank.
Preferably, the test-bed of described resin transhipment technique, wherein: described aerofluxus simulation pipeline includes being successively set on described resin transhipment tank to the air between resin storage tank through resin filter, the 11st ball valve, the tenth ball valve, the second metal hose, second pipe visor, the 14th ball valve, the 15th ball valve, the 4th resin filter.
Preferably, the test-bed of described resin transhipment technique, wherein: described resin unloading simulation pipeline includes that being successively set on described resin storage tank transports the 5th ball valve between tank, the first metal hose, the first pipeline viewing mirror, the 4th ball valve, the 7th ball valve to resin.
Preferably, the test-bed of described resin transhipment technique, wherein: described except draining simulation pipeline include being successively set on the first resin filter that described resin storage tank rushes between displacement can to resin, the 12nd ball valve, the 16th ball valve, except water pump, the 17th ball valve, the second metal hose, second pipe visor, the 14th ball valve, the 18th ball valve.
Preferably, the test-bed of described resin transhipment technique, wherein: described resin supplying channel includes that being successively set on described mixed with resin tank transports the 19th ball valve between tank, the 3rd ball valve, the 7th ball valve to resin.
Above-mentionedThe method of the test-bed simulation resin loading test of resin transhipment technique, comprises the steps:
Preparation process: turn on the power, gas source switch and related valve, pours in the described mixed with resin tank after water-filling, prewired resin mixed liquor by a certain amount of test resin;Start described resin transhipment pump, the resin mixture liquor mixed is transported in tank by described resin transfer Pipeline transport to described resin;
Resin storage tank water-filling steps of exhausting: open described hydraulic pipeline and aerofluxus simulation pipeline, start described resin transhipment pump, described resin storage tank is carried out water-filling aerofluxus, when in described resin storage tank, liquid level reaches high level, stop water-filling, close all valves, described control console switch return;
Resin storage tank drain step: open described except draining simulation pipeline and QI invigorating branch road, rush in displacement can by described except the water in described resin storage tank is drawn into described resin by water pump, when the liquid level in described resin storage tank drops to low liquid level, described except water pump stopping, closing all valves;
Resin loads step: opens described resin and loads simulation pipeline and aerofluxus simulation pipeline, start described resin transhipment pump, described resin mixture liquor is delivered to resin storage tank, simultaneously from described resin transhipment tank, air drains into resin transhipment tank from described resin storage tank, forms closed circuit;When the liquid level in described resin storage tank reaches high level, the high level bright warning of meter display lamp on described control operating board, described resin transhipment pump stops, and closes all valves;
Resin storage tank water removal phase: open described except draining simulation pipeline and QI invigorating branch road, start described except water pump, water in described resin storage tank is drawn into described resin and rushes in displacement can, when the sensor sensing of heat-conducted flow switch is to when flowing without fluid in described resin storage tank, it is automatically switched off described except water pump.
Above-mentionedThe method of the test-bed simulation resin unloading test of resin transhipment technique, comprises the steps:
Pipeline water-filling steps of exhausting: open described water-filling simulation pipeline and aerofluxus simulation pipeline, start described resin transhipment pump, to the described resin storage tank water-filling filling resin;When having observed that current return described resin transhipment tank from second pipe visor, manually stop described resin transhipment pump, close all valves;
Resin unloading step: opening described resin unloading simulation pipeline, water-filling simulation pipeline and aerofluxus simulation pipeline, start described resin transhipment pump, resin is delivered in resin transhipment tank from described resin storage tank;Water is delivered to resin storage tank from described resin transhipment tank, and resin and air are delivered in resin transhipment tank from described resin storage tank simultaneously, form closed circuit;When do not observe from the first pipeline viewing mirror have resin to flow to described resin transhipment tank time, manually stop described resin transhipment pump, close all valves.
The invention have the benefit that
Present configuration is reasonable, the full process stream journey of resin transhipment can be efficiently accomplished, decrease the step utilizing the conveying arrangements such as vehicle that cask flask is transported to other stations in prior art, and test or unloading test can be loaded the most respectively, the implementation Process as complete set can also be tested, it is achieved that multiple-working mode using two kinds.
By arranging observation window on described resin storage tank, can real-time monitored transhipment time resin storage tank in resin capacity change;
Resin reservoir gas can be supplemented as required by arranging QI invigorating branch road on resin storage tank upper pipeline, avoid gaseous matter effusion in resin storage tank simultaneously.
By by separately positioned to resin associated pipe and water, air related management, and simulate pipeline at described water-filling, pipeline is simulated in aerofluxus and except draining simulation pipeline, the both sides port of hydraulic pipeline are respectively provided with resin filter, be possible to prevent resin entrance to form intersection conveying.
In transport process resin storage tank with extraneous without gas exchange, and by resin storage tank being arranged to pressurized tank and arranging pressure transducer, operating console, can pressure condition in synchronous detecting resin storage tank;By method of the present invention be loaded with unloading test after, can detect resin storage tank unloading residual volume, and improved resin storage tank in suction channel device to reduce resin residue amount;Resin loading/unloading can be specified and carry each flow process concrete deadline;Contrasting by test of many times and to data, can obtain resin and water optimum mixture ratio rate, the integrated development for radioactivity resin shielding transporter is smoothed out providing valid data and reliable improved method.
Hereinafter accompanying drawing the most in conjunction with the embodiments, is described in further detail the detailed description of the invention of the present invention, so that technical solution of the present invention is more readily understood, grasps.
Accompanying drawing explanation
Fig. 1 is the population structure schematic diagram of the present invention;
Fig. 2 is the tubing schematic diagram of the present invention;
Fig. 3 be the present invention simulation resin loading process in resin fill flow chart;
Fig. 4 is the flow chart of the simulation removal process of the present invention;
Fig. 5 be the present invention simulation resin uninstall process in resin unloading flow chart.
Detailed description of the invention
Present invention is disclosed the test-bed of a kind of resin transhipment technique, as shown in Figure 1, including: for simulating the resin storage tank 2 of stored spent resin of shielding transporter, described resin storage tank 2 is pressure vessel, and it is provided above observation window;Also include that the transhipment tank 7 of the resin for simulating nuclear island/SRTF station, resin rush displacement can 9, mixed with resin tank 10 and shield, for simulating, the metal hose that transporter docks with nuclear island/SRTF station.
Being provided with instrument cluster on described resin storage tank 2, described instrument cluster includes being respectively arranged at low liquidometer 16 and the pressure transducer 22 of both sides, bottom in described resin storage tank 2;Have high level meter 18 and the resin level meter 17 and that are respectively arranged at described resin storage tank 2 internal upper part both sides are arranged at the heat-conducted flow switch 23 outside described resin storage tank 2, and the sensor of described heat-conducted flow switch 23 stretches into the inside of described resin storage tank 2;Described resin storage tank 2 be externally connected to one for remove its internal water except water pump 1 and a QI invigorating branch road, described QI invigorating branch road includes air filter the 20, first ball valve 36 and the check-valves 19 set gradually.
As shown in Figure 2, described resin storage tank 2 loads simulation pipeline, a water-filling simulation pipeline, an aerofluxus simulation pipeline and a resin unloading simulation pipeline by a resin and transports tank 7 UNICOM with described resin;Described resin storage tank 2 rushes displacement can 9 UNICOM except draining simulation pipeline with described resin by one;Described resin transhipment tank 7 is by a resin transfer pipeline and mixed with resin tank 10 UNICOM;Described resin transhipment tank 7, resin are rushed and are connected by hydraulic pipeline 8 between displacement can 9 and mixed with resin tank 10.
Described water-filling simulation pipeline, aerofluxus simulate pipeline and except draining simulation pipeline, the both sides port of hydraulic pipeline 8 are provided with resin filter.
Described it is connected except water pump 1 with described except draining simulation pipeline, other pipelines are all connected with a resin transhipment pump 4, and described resin loads simulation pipeline and resin unloading simulation pipeline all includes the first metal hose 61, described water-filling simulation pipeline, aerofluxus simulation pipeline and except draining simulation pipeline all includes the second metal hose 62.
As in figure 2 it is shown, described resin loads simulation pipeline includes that being successively set on described resin transhipment tank 7 arrives the second ball valve the 29, the 3rd ball valve the 28, the 4th ball valve the 26, first pipeline viewing mirror the 111, first metal hose the 61, the 5th ball valve 25 and/or the 6th ball valve 31 between resin storage tank 2.
Described water-filling simulation pipeline includes being successively set on the 3rd resin filter the 141, the 8th ball valve 40, resin transhipment pump the 4, the 9th ball valve 39, second pipe visor the 112, second metal hose the 62, the tenth ball valve the 24, the 11st ball valve the 32, first resin filter the 211 and/or the 12nd ball valve the 33, second resin filter 212 that described resin transhipment tank 7 arrives between resin storage tank 2.
Described aerofluxus simulation pipeline includes that being successively set on described resin transhipment tank 7 arrives the air between resin storage tank 2 through first resin filter the 211, the 11st ball valve the 32, the tenth ball valve the 24, second metal hose 62, second pipe visor the 112, the 14th ball valve the 27, the 15th ball valve the 30, the 4th resin filter 142.
Described resin unloading simulation pipeline includes that being successively set on described resin storage tank 2 transports the 5th ball valve the 25, first metal hose the 61, first pipeline viewing mirror the 111, the 4th ball valve the 26, the 7th ball valve 41 between tank 7 to resin.
Described include being successively set on the second resin filter the 212, the 12nd ball valve the 33, the 16th ball valve 34 that described resin storage tank 2 rushes between displacement can 9 to resin, except water pump the 1, the 17th ball valve the 35, second metal hose 62, second pipe visor the 112, the 14th ball valve the 27, the 18th ball valve 37 except draining simulation pipeline.
Described resin supplying channel includes that being successively set on described mixed with resin tank 10 transports the 19th ball valve the 43, the 3rd ball valve the 28, the 7th ball valve 41 between tank 7 to resin.
Described instrument cluster, resin are transported pump 4 and are connected except water pump 1 controls operating board 3 with one for simulated emission shielding transporter control panel, described control operating board 3 controls described resin transhipment pump 4 and the operating except water pump 1, shows the output signal of described instrument cluster simultaneously.
In the present embodiment, the work process of the present invention is as follows: when using this test-bed to carry out resin loading simulation test, its step is as follows:
Preparation process: turn on the power, gas source switch, resin transfer pipeline, rushes resin in displacement can 9 and mixed with resin tank 10 and fills a certain amount of clear water;A certain amount of test resin with radioactive spent resin consistent in density is poured in the mixed with resin tank 10 after water-filling, be made into the resin mixture liquor of certain ratio in advance;Start described resin transhipment pump 4, the resin solution mixed is transported in tank 7 by described resin transfer Pipeline transport to resin.
Resin storage tank water-filling steps of exhausting: open described hydraulic pipeline 8 and aerofluxus simulation pipeline, start resin transhipment pump 4, now aspirate described resin and rush the water in displacement can 9, described resin storage tank 2 is carried out water-filling aerofluxus, when the liquid level in described resin storage tank 2 reaches high level, the bright warning of display lamp of the high level meter 18 on described control operating board 3, described resin transhipment pump 4 stops, stopping water-filling, close all valves, described control operating board 3 switchs return;In process of the test, notice that observing all valves, pipeline and described resin transhipment pump 4 junction has No leakage.
Resin storage tank drain step: open described except draining simulation pipeline and QI invigorating branch road, as shown in Figure 4, start described except water pump 1, water in described resin storage tank 2 is successively through described second resin filter 212, 12nd ball valve 33, 16th ball valve 34, except water pump 1, 17th ball valve 35, second metal hose 62, second pipe visor 112, 14th ball valve 27, 18th ball valve 37 is sucked into described resin and rushes in displacement can 9, when the liquid level in described resin storage tank 2 drops down onto low liquid level, the display lamp of the low liquidometer 16 on described control operating board 3 is reported to the police, described stop except water pump 1, except water completes, close all valves.
Resin loads step: opens described resin and loads simulation pipeline and aerofluxus simulation pipeline, as shown in Figure 3, start described resin transhipment pump 4, described mixed resin solution is exported by described resin transhipment tank 7, enters in described resin storage tank 2 through described second ball valve the 29, the 3rd ball valve the 28, the 4th ball valve the 26, first pipeline viewing mirror the 111, first metal hose the 61, the 5th ball valve 25 and/or the 6th ball valve 31;Simultaneously, air in described resin storage tank 2 is through first resin filter the 211, the 11st ball valve the 32, the tenth ball valve the 24, second metal hose 62, second pipe visor the 112, the 14th ball valve the 27, the 15th ball valve the 30, the 4th resin filter 142, enter in described resin transhipment tank 7, form closed circuit;Along with filling operation is carried out, when liquid level in described resin storage tank 2 is gradually increasing liquid level to high level, the display lamp of the described high level meter 18 on described control operating board 3 is reported to the police, described resin transhipment pump 4 quits work, single resin loads step to be terminated, close all valves, the switch return of described control operating board 3, proceed to water removal phase.
Water removal phase: open described except draining simulation pipeline and QI invigorating branch road, as shown in Figure 4, start described except water pump 1, water in described resin storage tank 2 is through described resin filter 21, 12nd ball valve 33, 16th ball valve 34, except water pump 1, 17th ball valve 35, second metal hose 62, second pipe visor 112, 14th ball valve 27, 18th ball valve 37 is pumped to described resin and rushes in displacement can 9, described resin rushes the ball valve 38 on displacement can 9 and opens and communicate with ambient atmosphere, extraneous air is through described air filter 20, first ball valve 36 and check-valves 19 enter in described resin storage tank 2, it is continuously replenished gas for described resin storage tank 2;By described second pipe visor 112 observe pipeline have water to flow time, enable the heat-conducted flow switch 23 on described control operating board 3, after except water certain time, described heat-conducted flow switch 23 is reported to the police, now observe no liquid flowing in described second pipe visor 112, described be automatically switched off except water pump 1, close all ball valves, control switch return on described control operating board 3, single completes except water.
Carrying out staggered to above-mentioned resin loading step and water removal phase, until the resin level meter 17 on described control operating board 3 is reported to the police, then resin has loaded.
Pipeline cleaning, after completing resin loading, open respective valves, start described resin transhipment pump 4, described resin is rushed the water in displacement can 9 and is pumped to each pipeline and is rinsed, the flushing operation time lasts about 1 minute, when described first pipeline viewing mirror 111 and second pipe visor 112 observation flow without resin, manually stop described resin transhipment pump 4, terminate cleaning, closing all valves, resin loading test terminates.
When carrying out resin unloading simulation test, simulated emission resin shielding transporter unloads resin operating mode at SRTF, uses water replacing process, resin mixture liquor is extruded from described resin storage tank 2 with unloading, and its test procedure is as follows:
Pipeline water-filling steps of exhausting: open described hydraulic pipeline 8 and aerofluxus simulation pipeline, start described resin transhipment pump 4, to resin storage tank 2 water-filling filling described test resin, when having observed that from described first pipeline viewing mirror 111 current return described resin transhipment tank 7, when being full of water in each connection pipeline, manually stopping described resin transhipment pump 4, close all valves, pipeline water-filling steps of exhausting terminates.
Resin unloading step: open described resin unloading simulation pipeline, water-filling simulation pipeline and aerofluxus simulation pipeline, as shown in Figure 5, start described resin transhipment pump 4, water in described resin transhipment tank 7 enters in the described resin storage tank 2 filling test resin through the 3rd resin filter the 141, the 8th ball valve 40, resin transhipment pump the 4, the 9th ball valve 39, second pipe visor the 112, second metal hose the 62, the tenth ball valve the 24, the 11st ball valve the 32, first resin filter the 211 and/or the 12nd ball valve the 33, second resin filter 212, forms wadding state resin mixture liquor;Due to hydraulic pressure effect, resin mixture liquor is extruded by described resin storage tank 2, enter in resin transhipment tank 7 through ball valve the 25, first metal hose the 61, first pipeline viewing mirror 111, ball valve 26, ball valve 41, air in the most described resin storage tank 2 is entered in described resin transhipment tank 7 by described aerofluxus simulation pipeline, and whole process forms closed circuit;When do not observe from described first pipeline viewing mirror 111 have resin mixture liquor flow to described resin transhipment tank 7 time, stop described resin transhipment pump 4, close all valves, complete resin unloading step.
Resin storage tank drain step: open the hydraulic pipeline 8 between described resin storage tank 2 and described resin transhipment tank 7 and described QI invigorating branch road, start described except water pump 1, remaining water in described resin storage tank 2 is discharged into described resin transhipment tank 7, when the bright warning of the display lamp of the low liquidometer 16 on described control operating board 3, stop described except water pump 1, close all valves, described control operating board 3 respectively switchs reset, except water test terminates.
Resin storage tank rinsing step: open described water-filling simulation pipeline again, start described resin transhipment pump 4, the described resin storage tank 2 of feeding that draws water from described resin transhipment tank 7 is rinsed, rush draining and flow to described resin transhipment tank 7 through back of pipeline, after flushing completes, manually stop described resin transhipment pump 4, close all valves.
Resin storage tank water removal phase, open the hydraulic pipeline 8 between described resin storage tank 2 and described resin transhipment tank 7 and described QI invigorating branch road, start described except water pump 1, water in described resin storage tank 2 is drawn into described resin transhipment tank in 7, when the liquid level in described resin storage tank 2 to low liquid level, the display lamp of described low liquidometer 16 is reported to the police, and stops described except water pump 1, closes all valves;Resin residue rate in measuring and calculating, resin unloading simulation test is less than 2%.
Pipe flushing step: after completing resin unloading simulation test, open respective valves, start described resin transhipment pump 4, described resin rushes the water in displacement can 9 be pumped to each pipeline and be rinsed, the flushing operation time lasts about 1 minute, when described first pipeline viewing mirror 111 and second pipe visor 112 observation flow without resin, manually stops described resin transhipment pump 4, terminate to clean, close all valves.
Above-described embodiment is only for technology design and the feature of the explanation present invention; its object is to allow person skilled in the art will appreciate that content of the present utility model and to implement according to this; can not limit the scope of the invention with this; those skilled in the art are under the enlightenment of the technology of the present invention marrow; it is also possible to make other changes; all employing equivalents or equivalent transformation and all technical schemes of being formed, within all falling within protection scope of the present invention.