CN104733151B - For storing the device and method of superconductor line and using the superconducting magnet system of the device - Google Patents
For storing the device and method of superconductor line and using the superconducting magnet system of the device Download PDFInfo
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- CN104733151B CN104733151B CN201310713405.5A CN201310713405A CN104733151B CN 104733151 B CN104733151 B CN 104733151B CN 201310713405 A CN201310713405 A CN 201310713405A CN 104733151 B CN104733151 B CN 104733151B
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Abstract
The present invention relates to the device and method for being used to store superconductor line and use the superconducting magnet system of the device.What is be directed to is used to store the storage matrix that the device of the superconductor line of superconducting joint in superconducting magnet system includes thermal conductivity, has the conduit for being used to store the superconductor line.The device further includes the packing material in the gap being filled between the storage matrix and the superconductor line being contained in the conduit for storing matrix and the cooling matrix for being used to cool down the storage matrix with the storage matrix thermal coupling.Moreover, it relates to the method for superconducting magnet system and storage superconductor line using the device of the storage superconductor line.
Description
Technical field
The present invention relates to a kind of in superconducting magnet system be used to store the connected superconductor line of superconducting joint device and
Method and the superconducting magnet system for using the device and method.
Background technique
Superconductor and technology be widely used in medical industry (such as magnetic resonance imaging), food service industry (such as food separation),
General industry (such as continuous casting and water process), transportation (such as magnetic suspension train) and power industry (such as power plant)
Deng.It in practical application, is limited by single superconducting magnet length, common superconducting joint connects two or more superconducting magnets
At a large-scale superconducting magnet system.
In current practice, in order to form superconducting joint, the outer shell of superconducting line is usually removed, then will not had
The superconducting line of outer shell is connected and is fixed on matrix in certain method.This needs certain operating space to complete described connect
The production of head.In some cases, in order to which scene online connects the two or more superconducting magnets installed,
It needs to extend certain length on each superconducting coil, such as 2 meters of long one section superconductor lines (superconducting line), to facilitate lead
Both ends connect.
The superconductor line and connector are maintained at low temperature required for obtaining superconducting characteristic to be very important.Some
In traditional superconducting magnet system, the superconductor line and connector and superconducting coil can be immersed in liquid helium together, thus can
Hold them in one it is extremely low at a temperature of, to prevent from quenching.However, since liquid helium is expensive, it is volatile, and use
It is more difficult with dealing with, therefore the use of liquid helium will increase operating cost and difficulty.In addition, the use of liquid helium can also require liquid
The equipment such as slot and transmission pipeline, so that superconducting magnet system becomes bulky.
Summary of the invention
An aspect of of the present present invention is related to a kind of device for storing the superconductor line of superconducting joint in superconducting magnet system,
The device includes the storage matrix of thermal conductivity, has the conduit for being used to store the superconductor line, further includes for filling
It is described storage matrix and it is described be contained in storage matrix conduit in superconductor line between gap in packing material, with
And with the storage matrix thermal coupling with the cooling matrix of the cooling storage matrix.
Another aspect of the present invention relates to a kind of superconducting magnet system, which includes at least two and extends from superconducting coil
Superconductor line, the connection superconductor line superconducting joint and lead storage device.The lead storage device includes leading
The storage matrix of thermal conducting comprising conduit, the superconductor line are stored in the conduit.The lead storage device further includes
The filling material being filled in the gap between the superconductor line in the storage matrix and the conduit for being contained in storage matrix
Material and the cooling matrix that the storage matrix is cooled to predetermined temperature with the storage matrix thermal coupling.
Another aspect of the invention further relates to a kind of method, in the method, extends from superconducting line with superconducting joint connection
The superconductor line of circle provides lead storage device to store the superconductor line.The lead storage device includes thermal conductivity
Storage matrix comprising conduit further includes with the storage matrix thermal coupling so that the storage matrix is cooled to predetermined temperature
The cooling matrix of degree.After the superconductor line is placed in the conduit, to the storage matrix and described it is contained in storage
A kind of packing material of the gap filling between superconductor line in the conduit of matrix.
Detailed description of the invention
The embodiment of the present invention is described in conjunction with the accompanying drawings, the present invention may be better understood, in the accompanying drawings:
Fig. 1 shows a kind of illustrative superconducting magnet system.
Fig. 2A shows a kind of reality of connector pin that superconducting magnet system shown in FIG. 1 is stored with lead storage device
Apply example；Fig. 2 B is sectional view of the Fig. 2A along line A-A.
Fig. 3 A shows another connector pin that superconducting magnet system shown in FIG. 1 is stored with lead storage device
Embodiment；Fig. 3 B is sectional view of Fig. 3 A along A '-A ' line.
Fig. 4 A shows two lead storage devices, respectively there is a tabular storage matrix with the conduit that wriggles, should
Two lead storage devices allow arrangement to make two connectors thereon close to each other to low magnetic field region.
Fig. 4 B shows that a kind of shape for storing matrix adapts to the lead storage device of sinuous conduit thereon.
Fig. 5 A shows a kind of lead storage device that matrix and helical form conduit are stored with tabular.
Fig. 5 B shows that a kind of shape for storing matrix adapts to the lead storage device of helical form conduit thereon.
Fig. 5 C shows the cross-sectional shape of the storage matrix of lead storage device in Fig. 5 B.
Fig. 6 shows a kind of lead storage device with bundle shape storage matrix and winding-type conduit.
Fig. 7 shows a kind of lead storage device of storage matrix and helical form conduit with column coiling cartridge form.
Fig. 8 A and 8B show a kind of lead storage device that matrix and helical form conduit are stored with cup-shaped, wherein Fig. 8 B
It is Fig. 8 A along the sectional view of line B-B.
Fig. 9 A shows a kind of lead storage device, there is a storage matrix of column coiling cartridge form, useful on the matrix
Make its helical form conduit generally circumferentially and to accommodate superconductor line for accommodating the connection superconductor line
The conduit of connector axially extended；Fig. 9 B and 9C show that superconductor line is wrapped on lead storage device shown in Fig. 9 A
Situation.
Figure 10 A shows a kind of lead storage device, and the conduit for being used to store lead is located at the lateral surface of its matrix, uses
One outboard cover is centered around the lateral surface of described matrix；Figure 10 B is sectional view of Figure 10 A along line C-C.
Figure 11 A-11F shows the lead storage device for having wire-wrap board matrix and winding-type conduit in different embodiments.
Figure 12 A-12C show by superconductor line be arranged to it is a kind of with the lead of wire-wrap board matrix and winding-type conduit store up
A kind of example process of cryopreservation device.
Figure 13 A-13C, which is shown, is arranged to another lead with wire-wrap board matrix and winding-type conduit for superconductor line
A kind of example process of storage device.
Figure 14, which is shown, is arranged in one for the lead storage device for being respectively intended to the superconductor line of storage two different connectors
The case where rising.
Specific embodiment
Unless otherwise defined, technical term or scientific term used in claims and specification should be this hair
The ordinary meaning that personage in bright technical field with general technical ability is understood.Present patent application specification and power
The similar word of "one" or " one " etc. used in sharp claim is not offered as quantity limitation, but indicates there is at least one
It is a.The similar word such as " comprising " or "comprising" means to appear in element or object culvert before " comprising " or "comprising"
Lid appears in the element or object and its equivalent element of " comprising " or "comprising" presented hereinafter, it is not excluded that other elements or
Person's object." connection " either the similar word such as " connected " may include physics or mechanical connection, may also comprise electrical
Connection, it is either direct or indirect.
The language of approximation used herein can be used for quantitative expression, show in the case where not changing basic function
Permissible quantity has certain variation.Therefore, the exact value is not limited to the modified numerical value of the language such as " about ", " left and right " institute
Itself.In some embodiments, the model for allowing its modified numerical value in positive and negative 10 (10%) " about " or " about " is indicated
Interior variation is enclosed, for example, any numerical value that can be between 90 to 110 that " about 100 " indicate.In addition, " the about first numerical value arrives
In the statement of second value ", the first and second numerical value two values are at about corrected.In some cases, approximating language
It may be related with the precision of measuring instrument.
The embodiment of the present invention is related to a kind of compact low cost device and method, extends for storing from superconducting coil
To make the superconducting line of connector.In the described embodiment, after the connector is made, by the way that lead is carried out heat, electricity and machine
The coupling of tool is installed, to prevent them from quenching in the case where directly not cooling with liquid helium.
As shown in Figure 1, providing a kind of exemplary superconducting magnetic including concatenated superconducting coil 102,104,106 and 108
System system 100.As shown, adjacent superconducting coil, such as coil 102 and 104 are connected with superconducting joint 110, which is connect
First 110 are connected to the superconductor line 111 and 112 to extend out respectively from superconducting coil 102 and 104.Lead as described herein is
Refer to the freely extending end of the superconducting line of superconducting coil to be connected, alternatively, for the superconducting coil connected with connector,
Refer to that section of superconducting line extended between the superconducting coil and connector.The connector can be used to connect two or more superconductions
Coil is also possible to for connecting the both ends of a superconducting coil.The lead may have about 1.5 meters, 2 meters or more
Long length.Similarly, superconducting coil 104 and 106 is connected with superconducting joint 113, which is connected to respectively from super
The superconductor line 114 and 115 that loop 104 and 106 extends out；Superconducting coil 106 and 108 is connected with superconducting joint 116, should
Superconducting joint 116 is connected to the superconductor line 117 and 118 to extend out respectively from superconducting coil 106 and 108.It is described concatenated
The opposite end 122,124 of coil is connected by connector 126,128 with a switch 120 respectively.The superconducting coil 102,
104,106 and 108 be in contact with a cooling matrix 130, the cooling matrix 130 be used to cool down the superconducting coil 102,104,
106 and 108, it is maintained at its temperature under critical-temperature required for obtaining superconducting characteristic.Generally, the cooling matrix
130 and cold source (not shown) thermal coupling, the cold source the cooling matrix can be made to be maintained at the temperature lower than the critical-temperature.
In the illustrated embodiment, cooling matrix 130 is with superconducting coil 102,104,106 and 108 periphery face contacts and around these
The columnar shape basal of coil.But it is also possible to other shapes of structure.
As shown in Fig. 2, providing one kind is used to install and store superconductor line, for example it is used to store connector 110 and is connected
Lead 111 and 112, lead storage device 200.As shown in Figure 2 A and 2B, described device 200 includes the storage of thermal conductivity
Matrix 202 has conduit 204 wriggle or spiral helicine or winding-type, for storing the superconductor line 111 and 112.
Two superconductor lines 111 and 112 are placed in conduit 204, are rested in conduit 204 for example, being coiled, and with filling
Material is fixed, between the packing material is filled between storage matrix 202 and the lead 111 and 112 being contained in conduit 204
Gap.The storage matrix 202 also with a cooling matrix thermal coupling, to be maintained at a sufficiently low temperature, to allow storage in it
Superconductor line 111 and 112 temperature lower than the critical-temperature to obtain superconductivity.Depending on specifically needing, the storage
Depositing matrix 202 can be with 130 thermal coupling of cooling matrix for being used to cool down the superconducting coil, can also be with one and cooling matrix 130
The cooling matrix thermal coupling of different second.If using two or more different cooling matrixes, these cooling matrixes can with it is same
Cold source thermal coupling, can also respectively from different cold source thermal couplings.Since the superconductor line in the storage matrix 202 is to pass through heat
The cooling matrix for being coupled to the storage matrix 202 carries out cooling, therefore does not need to cool down the superconductor line with liquid helium.?
In the embodiment, do not contacted directly with liquid helium with the storage matrix.
In practical application, the storage matrix 202 can have a lead entrance, for allowing superconductor line to be prolonged from it
The coil stretched enters the conduit, can also have a lead outlet, for allowing the front end of the lead from the conduit
Out.The storage matrix 202 of the conduction be usually use all good metal or alloy material of thermally conductive and electric conductivity, as copper with
Made of aluminium.Certainly, it is possible to use be easy to the other materials Nian Jie with solder.It is described sinuous, spiral helicine or winding-type
Conduit can be bent or be wound in a variety of ways, generally, can be controlled the bending radius of conduit to prevent
The superconductor line of storage in the inner occurs to surrender and influence the critical current of lead.
The packing material can be conductive or nonconducting.In some embodiments, the packing material is a kind of
Conductive material, or be a kind of brazing metal further.For example, when the superconductor line and its connector are used to transmit big electricity
When stream, the packing material can be brazing metal, can establish good electrical connection between superconductor line and storage matrix
And thermal connection.In some embodiments, the packing material is the material of thermally conductive, electrically non-conductive, such as epoxy resin and grease.Than
Such as, when the superconductor line and its connector are used to transmit lower electric current, the packing material can be epoxy resin or oil
Rouge is used to establish between superconductor line and storage matrix to be thermally connected.It, can be in the storage if the packing material is conductive material
Deposit the element 210 that a thermally conductive, electrically non-conductive is set between matrix 202 and cooling matrix 130.If the packing material is not lead
The material of electricity, the storage matrix 202 and cooling down can have between matrix 130 or the not no element of thermally conductive, electrically non-conductive.
The connector can be formed with solder connection.In some embodiments, the solder for connector processed can be it is any can be low
The material with superconductivity when certain temperature (such as critical-temperature).
In addition, the lead storage device 200 may also include a connector storage area, for the connector to be stored in
The magnetic field lowest part of superconducting coil or its near.The connector storage area is oppositely arranged with the conduit 204 of storage matrix 202
The lead of connector can be made to be stored in connector when in conduit 204 and be located at the connector storage area.In some embodiments, the connector
Storage area is the channel communicated with conduit 204 being formed on storage matrix 202.
Although only illustratively showing a lead storage device 200 in fig. 2, actually each connector may be all
There is a corresponding lead storage device.For example, for illustrative superconducting magnet system 100 as shown in Figure 2 A,
Three connectors 110,113 and 116 can have a similar lead storage device respectively, for storing the superconductor line of each connector.
In addition, in some embodiments, the superconductor line of the multiple connector can also share a lead storage device,
For example, being stored in the same lead storage device.For example, the connector 110 surpasses in embodiment as shown in Figure 3A
The superconductor line 117 and 118 of guide wire 111 and 112, the superconductor line 114 and 115 of connector 113 and connector 116 all stores
In the same lead storage device 206.Further, the opposite end of the series coil and the connector of switch 120 are connected
126 and 128 superconductor line also is stored in the lead storage device 206.The lead storage device 206 can be tabular,
The various shapes such as column, the superconductor line for inside respectively corresponding each connector is equipped with conduit, for accommodating the superconductor line of the connector.
Fig. 3 B is the sectional view along A '-A ' line of Fig. 3 A, as shown in Figure 3B, in the storage of cooling matrix 130 and lead storage device 206
A settable gasket 208 between matrix, the gasket 208 can be the saddle of diagram, have cooling 130 table of matrix of a fitting
The direct or indirect plane with 206 thermal coupling of lead storage device of the arcwall face in face and one, to adapt to drawing for plate-like structure
Line storage device 206.The gasket 208 can be made of the material of conductive and heat-conductive, can be in gasket 208 and lead storage device 206
Storage matrix between the element 210 of a thermally conductive, electrically non-conductive is set, it is ensured that without electricity between superconductor line and cooling matrix
Connection.The gasket 208 directly can also be made with the material of thermally conductive, electrically non-conductive, thus do not have to the gasket and storage matrix it
Between the element 210 of thermally conductive, electrically non-conductive is set again.
The lead storage device can have a variety of different forms.For example, the storage matrix can have it is various not
Same shape, such as tabular, bundle shape, column, coiling cartridge form, spool form.Sinuous, the spiral helicine or winding
The conduit of type can be bent and be wound in different ways.For example the conduit can be two-dimensional winding form or three-dimensional
Similar spiral-shaped winding form.Specific embodiment progress below with reference to Fig. 4-14 pairs of lead storage devices is detailed
Description.
As shown in Figure 4 A, in the lead storage device 220 of diagram, storage matrix is a plate 221, has one to wriggle thereon
Yan conduit 222, the superconductor line 141 and 142 that the bend mode of the conduit may make connector 143 to connect are stored in the conduit
When, one jiao close to plate 221 of connector 143.In this way, two such lead storage devices 220 can be arranged together, it is allowed
That angle for containing connector it is adjacent to each other, be placed in together superconducting magnet system magnetic field minimum at or near.Some
In specific embodiment, the position except the conduit on plate 221 can form jagged or gap.For example, as shown in Figure 4 B,
Jagged 223 between the two neighboring bending section of conduit, in this way, the shape of the storage matrix is made to have adapted to wriggle thereon
The shape of conduit becomes a sinuous storage matrix.The presence in these notches or gap can reduce the welding of storage matrix
Heat.In other embodiments, storage matrix is also suitable for other shapes of conduit, is wriggled according to required conduit form,
Form a variety of different shapes.
As shown in Figure 5A, in the lead storage device 230 of diagram, storage matrix is a plate 231, there is a spiral shell thereon
Shape conduit 232 is revolved, the superconductor line 144 and 145 that the helical fashion of the conduit may make connector 146 to connect is stored in the conduit
When, connector 146 is located at the immediate vicinity of plate 231.Compared with aforementioned sinuous conduit 22, the spiral helicine conduit 232 can be saved
The space on storage matrix is saved, to reduce the size of the tabular storage matrix.It is described in some specific embodiments
Plate 231 can allow its shape to adapt to the shape of helical form conduit 232, for example, as shown in Figure 5 B, storage matrix 240 is one and opens
The rodlike matrix of slot, the shape of cross section is as shown in Figure 5 C, which is coiled into a square in a spiral form
The coiling matrix of shape, such structure can not only reduce the material for manufacturing the storage matrix 240, moreover it is possible to will connect
The welding of storage matrix 240 is reduced when first 149 superconductor lines 147 and 148 connected are welded in the conduit of storage matrix 240
Heat.
As shown in fig. 6, storage matrix is the matrix 251 of a bundle type in the lead storage device 250 of diagram,
With top, lower part and below and above between winding-type conduit 252.When connector 152 connect superconductor line 150,
151 when being wrapped in the conduit 252, and connector 152 can extend out from conduit 252, and be placed on superconducting magnet system
At or near magnetic field is minimum.In some embodiments, preplating can be carried out to the conduit 252, to enhance the cementability with solder.
As shown in fig. 7, storage matrix is a column bobbin 261 in the lead storage device 260 of diagram, outside
Spiral helicine conduit 262 is formed on side (outer peripheral surface).There are one joint protective plates 263, are installed by modes such as welding
In an end face of the column bobbin 261.The joint protective plate 263 can use the material system as bobbin 261
At.When the superconductor line 153 and 154 that connector 155 connects is wrapped in conduit 262, connector 155 and superconductor line 153 and 154
A segment length close to the connector 155 arrives about between about 50 millimeters to about 250 millimeters, or further at about 100 millimeters
Between 200 millimeters, for example, about 150 millimeters of part is protected by the joint protective plate 263, make it in superconductor line
153 and 154 remainder will not be soldered to when being soldered to conduit 262.A kind of Heat Conduction Material, such as epoxy resin can be used
And grease, to fill the protection board 263 and the connector in it and the gap between lead segments, to enhance heat biography between the two
Ability is led, connector 155 and lead segments in protection board 263 are preferably cooled down by protection board 263.
Lead storage device 270 shown in Fig. 8 A and 8B is similar in Fig. 7, wherein the storage of the lead storage device 270
Depositing matrix is a cup body 271, there is a bottom 272, which passes through one or more bolts 273 and be connected to a cooling
On matrix (not shown), which is used to cool down superconductor line cup body 271 and be wrapped on the cup body.Described
There is nonconducting element 274 between bottom 272 and cooling matrix, there is nonconducting washer between bolt 273 and bottom 272
275, for preventing from generating electrical connection between storage matrix and cooling matrix.It is similar with lead storage device 260 shown in Fig. 7,
The cup body 271 has spiral helicine conduit on face (outer peripheral surface) on the outside, has a joint protective plate 277 to pass through the side such as welding
Formula is loaded on the top end face of cup body 271.The protection board 277 can be made of material identical with cup body 271.When connector 158 connects
When the superconductor line 156 and 157 connect is wrapped in conduit 276, close connector of connector 158 and superconductor line 156 and 157
158 segment length is between about 50 millimeters to about 250 millimeters, or further, between about 100 millimeters to about 200 millimeters
, the part than such as from about 150 millimeters is protected by the joint protective plate 277, makes it in the surplus of superconductor line 156 and 157
Remaining part point will not be soldered to when being soldered to conduit 276.A kind of Heat Conduction Material, such as epoxy resin and grease can be used, to fill out
The protection board 277 and the connector in it and the gap between lead segments are filled, to enhance capacity of heat transmission between the two, so that
Connector 158 and lead segments in protection board 277 can be cooled down preferably by protection board 277.
Fig. 9 A-9C shows a kind of lead storage device 280 similar with Fig. 6, but its connector storage area is located at column
Shape reel stores on the lateral surface of matrix 281.Wherein, have on the lateral surface of column reel storage matrix 281 for storing
The helical form conduit of the superconductor line and substantially it is used to store connector along the axially extending of the column reel
Slot.As shown in Figure 9 A, there is spiral helicine conduit 282 on column reel storage matrix 281, can allow superconductor line substantially edge
Circumferentially extending ground receiving in the inner, in addition there are axially extending slots 283, store described in connection as connector storage area
The connector of superconductor line.As shown in figures 9 b and 9 c, when the superconductor line 159 and 160 that connector 161 connects is wrapped in the conduit
When in 282, the connector 161, which is extend into, to be located between the superconductor line 159 and 160 of storage matrix 281 and winding thereon
In slot 283, in this way, the superconductor line 159 and 160 and the connector 161 are substantially in mutually perpendicular state.
For the lead storage device for the lateral surface that conduit for storing superconductor line is located at storage matrix, inciting somebody to action
When superconductor line is soldered in the conduit on storage matrix lateral surface, solder may be fallen down based on gravity, in such feelings
Under shape, as illustrated in figs. 10 a and 10b, the lateral surface of the storage matrix can be surrounded with an outboard cover 291, can thus be incited somebody to action
In fill solder to the gap 292 between the lateral surface and the outboard cover 291 of storage matrix, without falling.It is described
Outboard cover can be taper, in this way, can easily axially remove it from storage matrix after solder solidification
Come.
Figure 11 A-11F show lead storage device 310 with wire-wrap board storage matrix and cyclic annular coiling conduit, 320,
330,340 and 350.Each lead storage device further includes one or more lead entrances, is extended from superconducting coil for allowing
Superconductor line out enters conduit, and one or more lead outlets, for allowing the front end of the superconductor line, such as connects
The connector of the front end of superconductor line is stretched out from the conduit.In some embodiments, the lead entrance and exit can be
The same mouth, that is, the same opening can be used as lead entrance and exit simultaneously.
As shown in Figure 11 A, lead storage device 310 has a wire-wrap board storage matrix 311, has a ring-type on the matrix
Coiling conduit 312 and four opening 313,314,315 and 316, these openings are communicated with conduit 312, can be used as lead entrance or
Outlet.Similarly, as shown in Figure 11 B, lead storage device 320 has a wire-wrap board storage matrix 321, has one on the matrix
Cyclic annular coiling conduit 322 and four openings 323,324,325 and 326, these openings are communicated with conduit 322, be can be used as lead and are entered
Mouth or outlet.And in the lead storage device 330 shown in Figure 11 C, wire-wrap board storage matrix 331 be it is oval, thereon
Conduit 332 is also ellipse, and there are two the openings 333 and 334 communicated with conduit 332, can be used as lead entrance or outlet.?
On wire-wrap board storage matrix 341 as shown in Figure 11 D, there are one translots 342 other than ring winding conduit 343.The storage
The opening 344 that only one is communicated with conduit 343 on matrix 341 is deposited to be used to that superconductor line is allowed to enter or stretch out.The translot 342
Across and connect the opposite sides of the ring winding conduit 343, in this way, being wound onto the ring winding slot in superconductor line
After in road 343, the front end of superconductor line can return to opening 344 from the translot 342, and leave the conduit from the opening
342 and 343.There is ring winding conduit 352 on wire-wrap board storage matrix 351 as depicted in fig. 11E, be used to allow as lead entrance
Opening 353 and a tangent line side approximately along ring winding conduit 352 of the superconductor line into the conduit 352
To the straight trough 354 of extension.When superconductor line is located in the conduit 352, connector can stretch out from conduit 352 and enter straight
In slot 354.Lead storage device as shown in fig. 11f is similar with shown in Figure 11 E.
The embodiment of the present invention further relates to a kind of method for storing superconductor line.It in the method, will be respectively from waiting super
The superconductor line that loop extends out is connected with superconducting joint, so that two or more superconducting coils be connected.It mentions
A foregoing lead storage device is supplied comprising be formed with leading for sinuous or spiral helicine or winding-type conduit
The storage matrix of conductance heat and the cooling for being used to for the storage matrix being cooled to predetermined temperature with the storage matrix thermal coupling
Matrix.After the super superconductor line is placed in the conduit, a kind of packing material, such as brazing metal are filled into the storage
The gap that matrix is deposited between the superconductor line that is contained in the conduit of the storage matrix.In some embodiments, by superconduction
Lead can carry out pre- plating to the conduit before being put into the conduit.In some embodiments, it is filled out by packing material
During being charged in the conduit, such as when solder to be poured into the conduit, the joint protective can be got up with
It is prevented to be filled the covering such as material such as solder.Further, the connector can be placed in the magnetic field of superconducting magnet system most
Lower or its near, further, can be filled into the gap between the connector and the conduit for accommodating the connector a kind of thermally conductive
But non electrically conductive material.
As seen in figures 12 a-12 c, hereafter dress will be stored with the lead with wire-wrap board storage matrix 351 shown in Figure 11 E
For setting 350, to describe the process of an illustrative storage lead.Wherein, the storage matrix 351 of diagram is a coiling
Plate, has the winding-type conduit 352 for storing superconductor line and for storing the slot 354 of connector, the slot 354 with it is described
Winding-type conduit 352 communicates and extends approximately along a tangential direction of the winding-type conduit 352.In addition, the storage matrix
351 also have a lead entrance 353 communicated with the conduit 352.As illustrated in fig. 12, matrix at least can be stored to wire-wrap board
The surface of 351 conduit 352 carries out pre- plating.It as shown in Figure 12 B, will by a kind of winding tool after making connector 162
Superconductor line 163 and 164 is by spiral wound at the form in the conduit 352 for fitting into storage matrix 351.Such as Figure 12 C institute
Show, be put into described in the conduit 352 by spirally-wound superconductor line, so that pressing spirally-wound superconductor line section
It is contained in the conduit 352, one section of the close superconducting coil of superconductor line is located at lead entrance 353, and connector 162 is located at and connects
Head storage channel 354.Then the intracorporal superconductor line of base will be stored to fix, packing material is filled into the conduit, from
And by the superconductor line be fixed on storage matrix 351 in, and superconductor line and storage matrix between establish be thermally connected and
(or) electrical connection.Particularly, it is poured into the conduit after a kind of solder being heated fusing.
It similarly, hereafter will be with the lead with wire-wrap board storage matrix 321 shown in Figure 11 B as shown in Figure 13 A-13C
For storage device 320, to describe the process of an illustrative storage lead.As shown in FIG. 13A, at least wire-wrap board can be stored up
The surface for depositing the conduit 322 of matrix 321 carries out pre- plating.As shown in Figure 13 B, after making connector 167, pass through a kind of winding
Tool is by superconductor line 168 and 169 by spiral wound at the form in the conduit 322 for fitting into storage matrix 321.Such as figure
Shown in 13C, it is put into described in the conduit 322 by spirally-wound superconductor line, so that drawing by the superconduction of spiral winding
Line segment is contained in the conduit 322, and one section of the close superconducting coil of superconductor line enters from opening 325, and connector 162 is from opening
Mouth 324 stretches out.Then the intracorporal superconductor line of base will be stored to fix, packing material is filled into the conduit, thus will
The superconductor line is fixed in storage matrix 321, and thermal connection and (or) electricity are established between superconductor line and storage matrix
Connection.Particularly, it is poured into the conduit after a kind of solder being heated fusing.
It as shown in figure 14, in some embodiments, can be by two or more superconducting joints 171 in superconducting magnet system
It is arranged together with 173 and for the storage device 175 and 177 for storing them.
The present invention can be summarized with others without prejudice to the concrete form of spirit or essential characteristics of the invention.Therefore, originally
The embodiment above of invention can only all be considered the description of the invention and cannot limit the present invention, the scope of the present invention be by
Claims define, rather than defined by above-mentioned specific embodiment, therefore, suitable with claims of the present invention
Meaning and scope in any change, be all considered as being included within the scope of the claims.
Claims (13)
1. a kind of device for storing superconducting joint and superconductor line in superconducting magnet system comprising:
The storage matrix of thermal conductivity has the conduit for being used to store the superconductor line；
Packing material, for being filled between the storage matrix and the superconductor line being contained in the conduit for storing matrix
Gap；And
Cooling matrix, with the storage matrix thermal coupling with the cooling storage matrix；
What is communicated with the conduit is used to store the connector storage area of the superconducting joint, positioned at the superconducting magnet system
Magnetic field lowest part or its near.
2. a kind of device as described in claim 1, wherein the cooling matrix and cold source thermal coupling.
3. a kind of device as described in claim 1, wherein the packing material is brazing metal, the storage matrix and cooling
There is the element of thermally conductive, electrically non-conductive between matrix.
4. a kind of device as described in claim 1, wherein the packing material is the material of thermally conductive, electrically non-conductive.
5. a kind of superconducting magnet system comprising:
At least two extend from the superconductor line of superconducting coil；
Superconducting joint connects the superconductor line；
Lead storage device comprising:
The storage matrix of thermal conductivity comprising conduit, the superconductor line are stored in the conduit；
Packing material, between being filled between the superconductor line in the storage matrix and the conduit for being contained in storage matrix
Gap；And
Cooling matrix, with the storage matrix thermal coupling the storage matrix is cooled to predetermined temperature；And
What is communicated with the conduit is used to store the connector storage area of the superconducting joint, positioned at the superconducting magnet system
Magnetic field lowest part or its near.
6. a kind of system as claimed in claim 5, wherein the cooling matrix and cold source thermal coupling.
7. a kind of system as claimed in claim 5, wherein the packing material is brazing metal, the storage matrix and cooling
There is the element of thermally conductive, electrically non-conductive between matrix.
8. a kind of system as claimed in claim 5, wherein the packing material is the material of thermally conductive, electrically non-conductive.
9. a kind of method comprising:
The superconductor line of superconducting coil is extended from superconducting joint connection；
Lead storage device is provided, which includes:
The storage matrix of thermal conductivity comprising conduit；And
Cooling matrix, with the storage matrix thermal coupling the storage matrix is cooled to predetermined temperature；
The superconductor line is placed in the conduit；And
One kind is filled in the gap between superconductor line into the storage matrix and the conduit for being contained in storage matrix
Packing material,
Wherein during filling the packing material, the connector, which is protected, not to be covered by the packing material.
10. a kind of method as claimed in claim 9 further comprises the magnetic field that the connector is placed in the superconducting coil
Lowest part or its near.
11. a kind of method as claimed in claim 9, wherein the conduit is located at the lateral surface of the storage matrix, the side
Method further comprise when filling the packing material with an outboard cover surround it is described storage matrix lateral surface and in institute
The outboard cover is removed from the storage matrix after stating packing material solidification.
12. a kind of method comprising:
The superconductor line of superconducting coil is extended from superconducting joint connection；
Lead storage device is provided, which includes:
The storage matrix of thermal conductivity comprising conduit；And
Cooling matrix, with the storage matrix thermal coupling the storage matrix is cooled to predetermined temperature；
The superconductor line is placed in the conduit；
One kind is filled in the gap between superconductor line into the storage matrix and the conduit for being contained in storage matrix
Packing material；And
By the connector be placed in the superconducting coil magnetic field lowest part or its near.
13. a kind of method as claimed in claim 12, wherein the connector is protected during filling the packing material
Shield gets up not covered by the packing material.
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| CN201310713405.5A CN104733151B (en) | 2013-12-20 | 2013-12-20 | For storing the device and method of superconductor line and using the superconducting magnet system of the device |
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| CN201310713405.5A CN104733151B (en) | 2013-12-20 | 2013-12-20 | For storing the device and method of superconductor line and using the superconducting magnet system of the device |
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| JP6738720B2 (en) * | 2016-12-15 | 2020-08-12 | 古河電気工業株式会社 | Superconducting wire connection structure |
| GB2574210B (en) | 2018-05-30 | 2022-09-28 | Siemens Healthcare Ltd | Superconducting joints |
| CN109300646B (en) * | 2018-11-27 | 2021-05-18 | 上海联影医疗科技股份有限公司 | Coil structure for superconducting magnet and superconducting magnet |
| JP7270908B2 (en) * | 2019-05-14 | 2023-05-11 | ジャパンスーパーコンダクタテクノロジー株式会社 | Superconducting magnet device |
| JP7236076B2 (en) * | 2019-05-28 | 2023-03-09 | ジャパンスーパーコンダクタテクノロジー株式会社 | Superconducting magnet device |
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| CN102971914A (en) * | 2010-07-08 | 2013-03-13 | 英国西门子公司 | Superconducting joint cups and methods for cooling superconducting joints |
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| US5742217A (en) * | 1995-12-27 | 1998-04-21 | American Superconductor Corporation | High temperature superconductor lead assembly |
| JP2000101153A (en) * | 1998-09-18 | 2000-04-07 | Fuji Electric Co Ltd | Current lead for superconducting device |
| CN1333409C (en) * | 2005-07-08 | 2007-08-22 | 清华大学 | High temperature superconductive double helix current down-lead structure |
| CN101075496B (en) * | 2007-04-20 | 2010-12-08 | 中国科学院电工研究所 | Connector between high-temperature superconductive magnet double-cake coils and its welding method |
| JP5005582B2 (en) * | 2008-03-04 | 2012-08-22 | 富士電機株式会社 | Superconducting current lead manufacturing method |
| JP5531664B2 (en) * | 2010-02-18 | 2014-06-25 | 富士電機株式会社 | Superconducting current lead |
| CN101923936B (en) * | 2010-07-30 | 2012-08-15 | 中国科学院合肥物质科学研究院 | Low-resistance superconducting magnet inner joint |
| CN102840708B (en) * | 2012-09-29 | 2016-04-06 | 中国东方电气集团有限公司 | A kind of refrigeration system of the superconducting motor based on Conduction cooled |
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| CN102971914A (en) * | 2010-07-08 | 2013-03-13 | 英国西门子公司 | Superconducting joint cups and methods for cooling superconducting joints |
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