CN101916605A - A complete set of equipment for shielding cover of nuclear power plant spent fuel storage tank - Google Patents
A complete set of equipment for shielding cover of nuclear power plant spent fuel storage tank Download PDFInfo
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- CN101916605A CN101916605A CN2010102387364A CN201010238736A CN101916605A CN 101916605 A CN101916605 A CN 101916605A CN 2010102387364 A CN2010102387364 A CN 2010102387364A CN 201010238736 A CN201010238736 A CN 201010238736A CN 101916605 A CN101916605 A CN 101916605A
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Abstract
本发明涉及一种核电站的乏燃料贮存罐屏蔽罩成套装置，包括屏蔽罩顶盖(1)、屏蔽罩筒体(2)和通过抽拉实现所述屏蔽罩筒体(2)开闭的抽拉底板(10)，其中，所述屏蔽罩顶盖(1)和屏蔽罩筒体(2)通过连接而固定在一起，所述抽拉底板(10)位于所述屏蔽罩筒体(2)的底部，用于支承乏燃料贮存罐(5)，所述屏蔽罩顶盖(1)上设有屏蔽罩装料口(18)。本发明的核电站乏燃料贮存罐屏蔽罩成套装置可有效屏蔽位于屏蔽罩内的乏燃料贮存罐的放射性；便于乏燃料贮存罐的吊装与转运以及冷却。
The invention relates to a complete set of shielding covers for spent fuel storage tanks of nuclear power plants, comprising a shielding cover top cover (1), a shielding cover cylinder (2) and a drawer for realizing the opening and closing of the shielding cover cylinder (2) by pulling A pull-out bottom plate (10), wherein the shield top cover (1) and the shield cylinder (2) are fixed together by being connected, and the pull-out bottom plate (10) is located on the shield cylinder (2) The bottom of the shield is used to support the spent fuel storage tank (5), and the shield top cover (1) is provided with a shield charging port (18). The complete set of shielding cover for the spent fuel storage tank of a nuclear power plant can effectively shield the radioactivity of the spent fuel storage tank in the shielding cover, and is convenient for hoisting, transfer and cooling of the spent fuel storage tank.
Description
Technical field
The present invention relates to the reactor engineering technical field, be specifically related to a kind of complete device of spent fuel storage tank and shielding cover of nuclear power plant.
Background technology
China is at present just at active development ball bed modular high temperature gas cooled reactor nuclear power station, the high temperature nuclear reactor nuclear power station be acknowledged as have the 4th generation the nuclear power principal character nuclear power station, have inherently safe, prevent nuclear proliferation, can produce advantages such as high-temperature technology heat.
The shape of high temperature gas cooled reactor based on fuel element can be divided into two classes, one class is to adopt the pebble bed high temperature reactor of spheric fuel element, another kind of is the column high temperature gas cooled reactor that adopts the prism-shaped fuel element, equal disperse has coated fuel particle, the about 1mm of the diameter of coated fuel particle in spheric fuel element and the prism-shaped fuel element.Spheric fuel element is that the fuel particle of some and matrix graphite are fully mixed, and is pressed into the graphite nodule of diameter 50mm, and then the act as a fuel shell of element of the pure graphite of parcel compacting one deck externally, and the fuel element external diameter that suppresses is 60mm.
Because the fuel element of pebble bed high temperature reactor is different with pressurized-water reactor nuclear power plant, spherical spentnuclear fuel from the reactor core discharge, need to adopt the hold-up vessel that is fit to the spheric fuel element storage, and be stored in the suitable storage facilities, in the operating process and storage process of spentnuclear fuel, guarantee that handling safety, criticality safety, radiation protection safety and the waste heat of spentnuclear fuel discharged safety.In order to reduce the manufacturing cost of spent fuel storage tank, spent fuel storage tank need be designed to thin-walled pressure vessel, but thin-walled pressure vessel to gamma-ray radiation shield function a little less than, can't satisfy radiation proof safety requirements, for this reason, need a kind of device that is used for spent fuel storage tank charging and transfer process of development, spent fuel storage tank is placed in the radome with radiation shield function, realize spentnuclear fuel radioactive effective shielding in charging and transfer process, guarantee the safety of operating personnel and external unit.
Summary of the invention
(1) technical matters that will solve
The technical problem to be solved in the present invention is: shield the radioactivity of spentnuclear fuel effectively, guarantee the safety of operating personnel and external unit; Make things convenient for the lifting of spent fuel storage tank and the lifting of storage vertical shaft well lid; Spent fuel storage tank is cooled off.
(2) technical scheme
For achieving the above object, the present invention adopts following technical scheme.
The invention provides a kind of complete device of spent fuel storage tank and shielding cover of nuclear power plant, comprise radome top cover, radome cylindrical shell and realize the pull base plate that described radome cylindrical shell opens and closes by pull, wherein, described radome top cover and radome cylindrical shell are connected and fixed, described pull base plate is positioned at the bottom of described radome cylindrical shell, be used to support spent fuel storage tank, described radome top cover is provided with the radome charging door.
Preferably, described complete device of spent fuel storage tank and shielding cover of nuclear power plant also comprises pulley, is arranged on the outside surface of described radome top cover; Hold-up tank lifting elevator unit, the number of its number and described pulley is complementary, and all is arranged on the outer wall of described radome cylindrical shell; The hold-up tank suspender is arranged in the inner chamber of described radome complete equipment, is connected on the described hold-up tank lifting elevator unit by wire rope, is used to lift described spent fuel storage tank; Steel-cable channel is arranged on the described radome top cover, and is complementary with described hold-up tank suspender.
Preferably, described complete device of spent fuel storage tank and shielding cover of nuclear power plant also comprises shielding lifting mechanism and bar shaped shielding, wherein said bar shaped shielding and shielding lifting mechanism are arranged on a side of described radome, described shielding lifting mechanism is used for descending operation is carried out in described bar shaped shielding, and described bar shaped shielding is used to prevent that the slit bottom the described radome and between operation room ground of ray when described spent fuel storage tank lift from spilling in described radome.
Preferably, described complete device of spent fuel storage tank and shielding cover of nuclear power plant also comprises exhaust outlet, is arranged on a side of described radome cylindrical shell; Blower fan is arranged on the outside of described exhaust outlet.
Preferably, described complete device of spent fuel storage tank and shielding cover of nuclear power plant also comprises the pull plate bottom support, is used to support described pull base plate.
Preferably, described complete device of spent fuel storage tank and shielding cover of nuclear power plant also comprises support ear, is arranged on the outer wall of described cylindrical shell; The ground car is used for cooperating with described support ear remaining part and described spent fuel storage tank to support described complete device of spent fuel storage tank and shielding cover.
Preferably, described complete device of spent fuel storage tank and shielding cover of nuclear power plant also comprises the well lid lifting mechanism, is arranged on a side of described radome cylindrical shell; Support bar is connected with the radome cylindrical shell with described well lid lifting mechanism respectively.
Preferably, described complete device of spent fuel storage tank and shielding cover of nuclear power plant also comprises the shielding well lid, is used to shield storage vertical shaft; The well lid overcoat is arranged on the outside of described shielding well lid; The well lid gripping apparatus is used to grasp described shielding well lid, and it is risen in the described well lid overcoat.
Preferably, described pull base plate is provided with air vent, is used for the ventilation air intake of described spent fuel storage tank.
(3) beneficial effect
Complete device of spent fuel storage tank and shielding cover of nuclear power plant of the present invention has the following advantages:
1, the shielding by radome cylindrical shell and top cover can be played effective shielding action to the radioactivity of spent fuel storage tank in the radome;
2, the hold-up tank suspender by being provided with in the radome can be realized each generic operation such as the extracting of hold-up tank and let-down;
3, the well lid lifting mechanism by the radome complete equipment can be realized each generic operation such as the extracting of vertical shaft well lid and let-down;
4, the shielding lifting mechanism by the radome complete equipment can be realized each generic operation such as the lifting of bar shaped shielding and let-down, make radome to hold-up tank the shielding in hoisting process accomplish effectively omnidistance;
5, blower fan and the ventilating system by being provided with on the radome can make hold-up tank fully be cooled off in operating process such as charging and transfer.
Description of drawings
Fig. 1 is the diagrammatic cross-section of complete device of spent fuel storage tank and shielding cover of nuclear power plant of the present invention;
Fig. 2 is the schematic three dimensional views of complete device of spent fuel storage tank and shielding cover of nuclear power plant of the present invention;
Fig. 3 is the vertical view of the spent fuel storage tank suspender of Fig. 1;
Fig. 4 is the A-A cut-open view of Fig. 3;
Fig. 5 is the cut-open view of the B-B part of Fig. 3
Embodiment
The complete device of spent fuel storage tank and shielding cover of nuclear power plant that the present invention proposes is described in detail as follows in conjunction with the accompanying drawings and embodiments.
Shown in Fig. 1-2, complete device of spent fuel storage tank and shielding cover of nuclear power plant of the present invention is by constituting with lower member: radome top cover 1, radome cylindrical shell 2, hold-up tank suspender 3, support bar 4, well lid lifting mechanism 6, well lid gripping apparatus 7, shielding well lid 8, well lid overcoat 9, pull base plate 10, bar shaped shielding 11, shielding lifting mechanism 12, car 13, support pad 14, blower fan 15, exhaust outlet 16, bolt 17, radome charging door 18, pulley 20, steel-cable channel 21, cable passage 22, pull plate bottom support 23, hold-up tank lifting elevator unit 24.Wherein, radome is divided into top cover 1 and cylindrical shell 2 two parts, and top cover 1 is fixed on the cylindrical shell 2 by bolt 17, and cylindrical shell 2 is provided with support pad 14, and the remaining part of whole radome complete equipment and spent fuel storage tank 5 are bearing on the ground car 13; But the bottom of radome is provided with the base plate 10 of pull, be used to support spent fuel storage tank 5, base plate 10 is provided with air vent, the ventilation air intake that is used for spent fuel storage tank 5, one side is provided with exhaust outlet 16 on radome cylindrical shell 2 tops, be used for the ventilation of spent fuel storage tank 5, be discharged into external environment condition at the air of discharging from exhaust outlet 16; Outside surface at radome top cover 1 is provided with 4 pulleys 20, hold-up tank lifting elevator unit 24 is arranged on the outer surface of upper of radome cylindrical shell 2, extend through 4 next wire rope from two cover hold-up tank lifting elevator units 24, through behind the pulley 20, enter the radome inner chamber by the steel-cable channel 21 that is arranged on the radome top cover 1, be fixed on the hold-up tank suspender 3 that is arranged on the complete device of spent fuel storage tank and shielding cover inner chamber, two cover hold-up tank lifting elevator units 24 satisfy single failure criteria, guarantee the safe reliability of spent fuel storage tank 5 lifting operations.The signal wire via cable passage 22 of hold-up tank suspender 3 enters on the interior hold-up tank suspender 3 of radome.Radome one side is furnished with well lid lifting mechanism 6, well lid lifting mechanism 6 grasps the shielding well lid 8 of storage vertical shaft by well lid gripping apparatus 7, to shield well lid 8 rises in the well lid overcoat 9, well lid lifting mechanism 6 is connected on the radome cylindrical shell 2 by support bar 4, by total weight and the load that radome bears well lid lifting mechanism 6, radome passes on the ground car 13 by the total weight and the load of support pad 14 with well lid lifting mechanism 6 again.Opposite side at radome cylindrical shell 2 is furnished with shielding lifting mechanism 12 and bar shaped shielding 11, can shield 11 to bar shaped and carry out descending operation, bar shaped shielding 11 is used for spent fuel storage tank 5 hoisting process in radome, prevent that ray from spilling from the slit between radome bottom and operation room ground, can guarantee the radiation safety of radome external environment condition, operating personnel can be approaching.
Shown in Fig. 3 to 5, the hold-up tank suspender 3 of one embodiment of the present invention is by constituting with lower member: overcoat 31, adapter sleeve 32, turning set 33, slip cap 34, suspension hook 35, suspension hook rotating shaft 36, slidiing pin 39, electric pushrod 310, fork 311, connection rotating shaft 312, fork bolster 313, fork shift fork 314 and turning set connecting rod 315.Relation between each parts is as follows: as shown in Figure 3, the overcoat 31 of hold-up tank suspender 3 fixedly becomes one with adapter sleeve 32 welding, 4 wire rope also reliably are connected 4 quadrant position symmetric arrangement with the upper surface of slip cap 34, the middle and lower part of slip cap 34 is provided with 4 U type grooves 38,4 groups of suspension hooks 35 are 4 quadrant position symmetric arrangement, and be fixed on the adapter sleeve 32 by suspension hook rotating shaft 36, when suspension hook upper surface 37 is lifting with the stress surface that contacts of spent fuel storage tank.Turning set 33 is positioned at the bottom outside of slip cap 34, and 4 slidiing pins 39 by its inside insert in 4 U type grooves 38 of slip caps 34, and the outer rim of turning set 33 then withstands in the inboard groove of suspension hook 35.Turning set 33 can circumferentially rotate, 4 slidiing pins 39 of its outside are slided in the translot up and down of 4 U type grooves 38 of slip cap 34, turning set 33 also can endwisely slip, and 4 slidiing pins 39 of its inside are slided in the vertical slot of 4 U type grooves 38 of slip cap 34.
Shown in Figure 4 and 5, electric pushrod 310 is fixed on the upper surface of slip cap 34, and be connected by rotating shaft 312 with an end of fork 311,311 upper surfaces that are fixed on slip cap 34 by bolster 313 of fork, an other end of fork 311 is provided with shift fork 314, with turning set 33 be fixed together turning set connecting rod 315 place in the shift fork 314, can be under the effect of shift fork 314, slide in the U type groove on slip cap 34, rotate thereby drive turning set 33.When 4 slidiing pins 39 of turning set 33 place the end of the bottom translot in 4 U type grooves 38 of slip cap 34, being to be in jar state of grabbing, when slidiing pin 39 places the end of the top translot in the U type groove 38, is to be in disengaged condition.
The operating process of hold-up tank suspender 3 is as follows:
1) hold-up tank suspender hook is grabbed a jar operation
When hold-up tank suspender 3 is in disengaged condition, cage elevator unit is by wire rope lifting hold-up tank suspender 3, hold-up tank suspender 3 is placed into the upper surface of spent fuel storage tank 5, slip cap 34 is under action of gravity, adapter sleeve 32 is to lower slider relatively, thereby driving turning set 33 is also followed and is moved down, and drives suspension hook 35 and rotates, and catch spent fuel storage tank lifting mouth.
The electric pushrod 310 of operation hold-up tank suspender 3, promote to slide in the U type groove of shift fork 314 drive turning set connecting rods 315 on slip cap 34, circumferentially rotate thereby drive turning set 33, make 4 slidiing pins 39 of its inside in 4 U type grooves 38 of slip cap 4, change the vertical slot position over to.Operation hold-up tank lifting elevator unit 24, by wire rope lifting hold-up tank suspender 3, slip cap 34 is moved up, thereby 4 slidiing pins 39 that make turning set 33 move to the following translot position of 4 U type grooves 38 of slip cap 34, operate the electric pushrod 310 of hold-up tank suspender 3 then, promote shift fork 314 and drive slip in the U type groove 38 of turning set connecting rod 315 on slip cap 34, thereby driving turning set 33 circumferentially rotates, make 4 slidiing pins 39 of its inside in 4 U type grooves 38 of slip cap 34, change translot position down over to, because the outer rim of turning set 33 withstands on the bottom surface of suspension hook 35 inboard grooves, turning set 33 is fixed with the relative position of slip cap 34, the stationkeeping of 4 groups of suspension hooks 35, can not be shifted, thereby make suspension hook 35 reliably catch spent fuel storage tank lifting mouth.
2) the hold-up tank suspender breaks off relations loose jar and operates
After hold-up tank lifting elevator unit 24 driving hold-up tank suspenders 3 winch to assigned address with spent fuel storage tank 5, the electric pushrod 310 of operation hold-up tank suspender 3, promote shift fork 314, drive in the U type groove 38 of turning set connecting rod 315 on slip cap 4 and slide, thereby driving turning set 33 circumferentially rotates, 4 slidiing pins 39 of its inside are changed in the vertical slot in 4 U type grooves 38 of slip cap 34, slip cap 34 is under action of gravity, adapter sleeve 32 moves down relatively, make 4 slidiing pins 39 of turning set 33 move to the last translot position of 4 U type grooves 38 of slip cap 34, operate the electric pushrod 310 of hold-up tank suspender 3 then, promote shift fork 314 and drive slip in the U type groove 38 of turning set connecting rod 315 on slip cap 34, thereby driving turning set 33 circumferentially rotates, make 4 slidiing pins 39 of its inside in 4 U type grooves 38 of slip cap 34, change the translot position over to, carry hold-up tank suspender 3 on the hold-up tank lifting elevator unit 24, suspension hook 35 is thrown off, unclamp spent fuel storage tank lifting mouth, and keep the unhook state, until next cage operation.
According to complete device of spent fuel storage tank and shielding cover of nuclear power plant of the present invention, the spentnuclear fuel that pebble bed high temperature reactor can be discharged, by the conveyance conduit spent fuel storage tank 5 of packing into, the spent fuel storage tank 5 that will fill spentnuclear fuel is then packed into by ground car 13 and hanging device and is stored in the irradiated fuel store storehouse.When needs move away spent fuel storage tank 5 in depots, spent fuel storage tank 5 can be taken out in depots, transport by the hanging device spentnuclear fuel shielding transfer container of packing into then.The operating process of radome complete equipment is as follows:
1) charging of spent fuel storage tank 5 and in-stockroom operation
2) outbound of spent fuel storage tank 5 operation
When needs take out spent fuel storage tank 5 in storage vertical shaft, ground car 13 drives the radome complete equipment, well lid overcoat 9 is navigated to the center of storage vertical shaft, well lid lifting mechanism 6 grasps shielding well lid 8 by well lid gripping apparatus 7, to shield well lid 8 rises in the well lid overcoat 9, car 13 drives the radome complete equipment then, radome cylindrical shell 2 is navigated to the center of storage vertical shaft, pull base plate 10 is opened, hold-up tank lifting elevator unit 24 drives hold-up tank suspender 3, it is transferred in the storage vertical shaft, after grasping the spent fuel storage tank of placing in the vertical shaft 5, hold-up tank lifting elevator unit 24 drives hold-up tank suspenders 3 and spent fuel storage tank 5 is recovered in the radome cylindrical shell 2, pull base plate 10 is closed, with spent fuel storage tank 5 let-downs to pull base plate 10; Car 13 drives the radome complete equipment then, and well lid overcoat 9 is navigated to the center of storage vertical shaft, and well lid lifting mechanism 6 resets to the shielding well lid 8 that grasps on the well head of storage vertical shaft by well lid gripping apparatus 7, finishes the outbound operation of spent fuel storage tank 5.
3) transfer operation of spent fuel storage tank
Needs with spent fuel storage tank 5 in the depots during to the transhipment of other site, spent fuel storage tank 5 is taken out in storage vertical shaft, car 13 drives the radome complete equipment then, navigate on the hold-up tank lifting mouth of operation room, pull base plate 10 is opened, hold-up tank lifting elevator unit 24 drives hold-up tank suspender 3, hold-up tank 5 is transferred in the spentnuclear fuel shielding transhipment jar under the hold-up tank lifting mouthful, hold-up tank lifting elevator unit 24 driving hold-up tank suspenders 3 are recovered in the radome cylindrical shell 2 then, pull base plate 10 is closed, finish spent fuel storage tank 5 from pack into the operation of spentnuclear fuel shielding transhipment jar of depots, spent fuel storage tank 5 is packed into after the shielding transhipment jar, can transport other site to by automobile.
In charging and transfer process, spent fuel storage tank 5 places in the radome 2, whole spentnuclear fuel feed process and spent fuel storage tank moves and hoisting process in, operating personnel can make an inspection tour and carry out overhaul of the equipments near radome.The radiation dose of spent fuel storage tank has been considered in the wall thickness design synthesis of radome, and the radiation subregion requirement in the factory building.
Spent fuel storage tank 5 adopts the spent fuel storage tank 5 in 15 pairs of radomes of blower fan to carry out forced air cooling in charging and transport process, and hot-air passes through the outer smoke stack emission of spentnuclear fuel factory building to outside atmosphere.
In ground car 13 operational processs, shielding lifting mechanism 12 is mentioned bar shaped shielding 11, and after ground car 13 stopped, in the time of need carrying out other operation, shielding lifting mechanism 12 was put bar shaped shielding 11 and fallen to the ground the radioactivity that shielding may spill.
Complete device of spent fuel storage tank and shielding cover of nuclear power plant of the present invention is except having the radiation shield function, also have the lifting of lifting, the storage vertical shaft well lid of spent fuel storage tank, to types of functionality such as spent fuel storage tank cool off, this device also can be used to operate the spent fuel storage tank in pressurized-water reactor nuclear power plant and other types of nuclear power station through suitably revising.
Above embodiment only is used to illustrate the present invention; and be not limitation of the present invention; the those of ordinary skill in relevant technologies field; under the situation that does not break away from the spirit and scope of the present invention; can also make various variations and modification; therefore all technical schemes that are equal to also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (9)
1. complete device of spent fuel storage tank and shielding cover of nuclear power plant, it is characterized in that, described complete equipment comprise radome top cover (1), radome cylindrical shell (2) and realize the pull base plate (10) of described radome cylindrical shell (2) switching by pull, wherein, described radome top cover (1) and radome cylindrical shell (2) are connected and fixed, described pull base plate (10) is positioned at the bottom of described radome cylindrical shell (2), be used to support spent fuel storage tank (5), described radome top cover (1) is provided with radome charging door (18).
2. complete device of spent fuel storage tank and shielding cover of nuclear power plant as claimed in claim 1 is characterized in that, described complete equipment also comprise pulley (20), is arranged on the outside surface of described radome top cover (1); Hold-up tank lifting elevator unit (24), the number of its number and described pulley (20) is complementary, and all is arranged on the outer wall of described radome cylindrical shell (2); Hold-up tank suspender (3) is arranged in the inner chamber of described radome complete equipment, is connected on the described hold-up tank lifting elevator unit (24) by wire rope, is used to lift described spent fuel storage tank (5); Steel-cable channel (21) is arranged on the described radome top cover (1), and is complementary with described hold-up tank suspender (3).
3. complete device of spent fuel storage tank and shielding cover of nuclear power plant as claimed in claim 1, it is characterized in that, described complete equipment also comprise bar shaped shielding (11) and shielding lifting mechanism (12), wherein said bar shaped shielding (11) and shielding lifting mechanism (12) all are arranged on a side of described radome, described shielding lifting mechanism (12) is used for descending operation is carried out in described bar shaped shielding (11), and described bar shaped shielding (11) is used to prevent that the slit bottom the described radome and between the operation room ground of ray when described spent fuel storage tank (5) lift from spilling in described radome.
4. complete device of spent fuel storage tank and shielding cover of nuclear power plant as claimed in claim 1 is characterized in that, described complete equipment also comprise exhaust outlet (16), is arranged on a side of described radome cylindrical shell (2); Blower fan (15) is arranged on the outside of described exhaust outlet (16).
5. as each described complete device of spent fuel storage tank and shielding cover of nuclear power plant among the claim 1-4, it is characterized in that described complete equipment also comprise pull plate bottom support (23), be used to support described pull base plate (10).
6. complete device of spent fuel storage tank and shielding cover of nuclear power plant as claimed in claim 5 is characterized in that, described complete equipment also comprise support ear (14), is arranged on the outer wall of described cylindrical shell (2); Ground car (13) is used for cooperating with described support ear (14) remaining part and described spent fuel storage tank (5) to support described complete device of spent fuel storage tank and shielding cover.
7. complete device of spent fuel storage tank and shielding cover of nuclear power plant as claimed in claim 6 is characterized in that, described complete equipment also comprise well lid lifting mechanism (6), is arranged on a side of described radome cylindrical shell (2); Support bar (4) is connected with radome cylindrical shell (2) with described well lid lifting mechanism (6) respectively.
8. complete device of spent fuel storage tank and shielding cover of nuclear power plant as claimed in claim 7 is characterized in that, described complete equipment also comprise shielding well lid (8), are used to shield storage vertical shaft; Well lid overcoat (9) is arranged on the outside of described shielding well lid (8); Well lid gripping apparatus (7) is used to grasp described shielding well lid (8), and it is risen in the described well lid overcoat (9).
9. complete device of spent fuel storage tank and shielding cover of nuclear power plant as claimed in claim 8 is characterized in that, described pull base plate (10) is provided with air vent, is used for the ventilation air intake of described spent fuel storage tank (5).
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| CN2010102387364A CN101916605B (en) | 2010-07-26 | 2010-07-26 | Complete device of spent fuel storage tank and shielding cover of nuclear power plant |
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| CN102085996A (en) * | 2011-01-10 | 2011-06-08 | 同济大学 | Spent fuel storage tank hanger of high-temperature gas cooled reactor power station |
| CN102142288A (en) * | 2010-12-24 | 2011-08-03 | 清华大学 | Spent fuel storage tank for nuclear power plants |
| CN102412001A (en) * | 2011-10-18 | 2012-04-11 | 清华大学 | Shielding lid grapping apparatus of vertical shaft for storing spent fuel in nuclear power station |
| CN102693770A (en) * | 2012-05-28 | 2012-09-26 | 清华大学 | Coordinate ground vehicle system of nuclear power plant |
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| CN114043920A (en) * | 2021-10-15 | 2022-02-15 | 太原重工股份有限公司 | Radiation shielding maintenance car |
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