CN108215931A - A kind of High Temperature Superconducting Electromagnetic Levitation rail system - Google Patents
A kind of High Temperature Superconducting Electromagnetic Levitation rail system Download PDFInfo
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- CN108215931A CN108215931A CN201711409330.6A CN201711409330A CN108215931A CN 108215931 A CN108215931 A CN 108215931A CN 201711409330 A CN201711409330 A CN 201711409330A CN 108215931 A CN108215931 A CN 108215931A
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- train
- electromagnet
- temperature superconducting
- electromagnetic path
- electromagnetic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L13/00—Electric propulsion for monorail vehicles, suspension vehicles or rack railways; Magnetic suspension or levitation for vehicles
- B60L13/10—Combination of electric propulsion and magnetic suspension or levitation
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
Abstract
The invention discloses a kind of High Temperature Superconducting Electromagnetic Levitation rail system, including electromagnetic path, propulsion system and the high-temperature superconducting block being set in the heat insulating of train lower end；Electromagnetic path includes track girder and electromagnet, and electromagnet is set as two rows of, is set to track girder upper end both sides along its length respectively, the equal spaced set to each other of the electromagnet in often arranging；The linear electric machine stator of propulsion system is set to track girder upper center along its length, and linear electric machine rotor is set to along its length in the middle part of train lower end；The magnetic field that generates suspends train after electromagnet is powered, and using high-temperature superconducting block to the pining force of magnetic flux train constraints above electromagnetic path, under the action of propulsion system, the train for being suspended and constraining is advanced along electromagnetic path.Safety of the present invention, energy-saving and environmental protection, can efficiently use the regenerative resources such as wind energy, solar energy.
Description
Technical field
The invention belongs to magnetic-levitation field of traffic, more specifically, being to be related to a kind of High Temperature Superconducting Electromagnetic Levitation rail
Road system.
Background technology
Diamagnetism by high-temperature superconductor and the pinning effect to magnetic flux, high-temperature superconducting maglev train can be suspended in
On ground rail, not only with track without Mechanical Contact but also by the guiding constraint of track.A kind of ratio can be built using high-temperature superconductor
Comparatively ideal Rail Transit System, for the transport of personnel and cargo.High-temperature superconductor bulk is realizing stable suspersion and constraint
It is all indispensable factor to be oriented to two aspects.
In experimental high-temperature superconducting magnetic levitation Rail Transit System that is up to the present designed, building, high-temperature superconductor
Bulk and its adiabatic cooling device are generally mounted to the bottom of train, and track is generally laid with by permanent magnet.This track and outstanding
Floating mechanism is in laboratory or has on circuit in small distance certain feasibility, but for the transportation system of long range, forever
The shortcomings that magnet track is obvious.Major defect includes：
(1) daily maintenance is difficult；
(2) easily unexpected absorption magnetisable material, security risk are more；
(3) suspending power is limited by permanent magnet magnetic flux density；
(4) decayed for a long time using rear permanent magnet magnetic flux density, need constantly to update permanent magnet；
(5) a large amount of permanent magnet is needed, wastes scarce resource, and it is very high to be laid with cost.
Invention content
The purpose of the invention is to overcome deficiency of the prior art, provide a kind of safety, energy-saving and environmental protection high temperature
Superconducting magnetic suspension railway system, can efficiently use the regenerative resources such as wind energy, solar energy, have complete innovative and bright
True advance.
The purpose of the present invention is what is be achieved through the following technical solutions.
A kind of High Temperature Superconducting Electromagnetic Levitation rail system, including electromagnetic path, propulsion system and to be set to train lower end exhausted
High-temperature superconducting block in hot device；
The electromagnetic path includes track girder and electromagnet, and the electromagnet is set as two rows of, sets along its length respectively
Track girder upper end both sides are placed in, the electromagnet equal spaced set to each other in often arranging；
The linear electric machine stator of the propulsion system is set to track girder upper center, the propulsion system along its length
Linear electric machine rotor be set to along its length in the middle part of train lower end；
The magnetic field that the electromagnet generates after being powered suspends train, and using high-temperature superconducting block to the nail of magnetic flux
Power is pricked train constraints above electromagnetic path, under the action of propulsion system, the train for being suspended and constraining is along electromagnetism rail
It advances in road.
The electromagnet is made of magnet exciting coil and iron core, and the magnet exciting coil is made by conventional conductor or superconducting conductor,
The iron core uses U-shaped or E-type magnetic iron core, is set upward in the openend of track girder upper core.
When the electromagnet is powered, to magnet exciting coil logical exciting current size should according to the weight of institute's aerotrain into
Row is adjusted.
The electromagnetic path reaches certain section of electromagnetic path before setting time to the area using segmentation excitation mode, train
Electromagnet energization excitation in section, stops energization excitation immediately after train leaves the section.
Wind energy, solar energy renewable energy power plant are established along electromagnetic path, and is incorporated into the excitation of electromagnetic path
Electric power system.
Compared with prior art, present invention electromagnet substitution permanent magnet structure high-temperature superconducting magnetic levitation rail traffic system is adopted
The track of system can not only overcome the shortcomings that above-mentioned permanent magnet railway, but also with following advantage：
(1) spaced set electromagnet is distinguished in middle orbit beam upper end both sides of the present invention, is generated after electromagnet energization excitation
Magnetic field can suspend the train for being equipped with high-temperature superconducting block, and using high-temperature superconducting block to the pining force handle of magnetic flux
Train is constrained in securely above electromagnetic path, and under the action of propulsion system, the train for being suspended and constraining can be along electricity
Magnetic orbital is advanced, conveying people or cargo.
(2) in the present invention can according to the payload of train to magnet exciting coil the size of logical exciting current be adjusted,
Practice every conceivable frugality electric energy under the premise of the safe and stable operation of train is ensured.
(3) present invention in electromagnetic path using segmentation excitation side examination, only train by when to place section electromagnetism rail
Road energization excitation, no train by when be not required to electromagnetic path be powered, it is possible to reduce the electric energy loss of excitation i.e. save energy
Source.
(4) requirement characteristic of the electromagnetic path proposed by the present invention to field power supply make it possible to regenerative resource (wind energy,
Solar energy etc.) characteristic match, regenerative resource is conducive to be included in its excitation power system.
Description of the drawings
Fig. 1 is High Temperature Superconducting Electromagnetic Levitation rail system schematic cross-sectional view of the present invention；
Fig. 2 is the layout drawing of electromagnet in the present invention；
Fig. 3 is that electromagnetic path is segmented excitation schematic diagram in the present invention.
Reference numeral:1 train；2 high-temperature superconducting blocks；3 track girders；4 linear electric machine stators；5 linear electric machine rotors；6 electricity
Magnet；601 magnet exciting coils；602 iron cores.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1, the High Temperature Superconducting Electromagnetic Levitation rail system of the present invention, including electromagnetic path, propulsion system and height
Temperature superconductive bulk 2.The electromagnetic path includes track girder 3 and electromagnet 6, and the electromagnet 6 is set as two rows of, respectively along length
Direction is set to 3 upper end both sides of track girder, includes multiple electromagnet 6 in often arranging, and the electromagnet 6 in often arranging is to each other between equalization
Away from setting, extend along 3 length direction of track girder.The electromagnet 6 is made of magnet exciting coil 601 and iron core 602, the excitation wire
Conventional conductor making may be used in circle 601, superconducting conductor can also be used to make, the iron core 602 uses U-shaped or E types or class
Like the magnetive cord of structure, both ends or multiterminal open core are used, in the openend of 3 upper core 602 of track girder upward
Setting.When the electromagnet 6 is powered, the size that exciting current is led to magnet exciting coil 601 should be according to the weight of institute's aerotrain 1
It is adjusted, practice every conceivable frugality electric energy under the premise of the safe and stable operation of train is met.
The linear electric machine stator 4 of the propulsion system is set to 3 upper center of track girder along its length, described to promote system
The linear electric machine rotor 5 of system is set to along its length in the middle part of 1 lower end of train.The high-temperature superconducting block 2 is set under train 1
In the heat insulating for holding both sides, the high-temperature superconducting block 2 is operated in a certain warm area that liquid nitrogen or refrigeration machine are cooled down, in super
Lead state.
The magnetic field generated after the 6 energization excitation of electromagnet can suspend the train 1 for being equipped with high-temperature superconducting block 2
Come, and the pining force of magnetic flux securely constrains in train 1 above electromagnetic path using high-temperature superconducting block 2, be promoting
Under the action of system, the train 1 for being suspended and constraining can advance along electromagnetic path, conveying people or cargo.
Fig. 2 is only a kind of arrangement examples of electromagnet in the present invention, and the iron core 602 in figure is E shaped iron cores, magnet exciting coil
601 are wound on the center pillar of E shaped iron cores, and electromagnet 6 is arranged according to the electromagnetic path route of design.Magnet exciting coil 601 is passed through direct current
The Distribution of Magnetic Field of similar permanent magnet track is generated after electric current, can be repelled with vehicle-mounted high-temperature superconducting block 2 formation magnetic pole and right
The pinning effect of magnetic flux, such train 1 can be not only suspended on surface em track, but also can be by guiding constraint power.This hair
It is bright to be changed according to the physical burden of train 1, the exciting current in magnet exciting coil 601 is adjusted, and then adjust and hanged suffered by train 1
The size of buoyancy and guiding force.
In order to energy saving, using segmentation excitation mode, train 1 reaches certain section of electromagnetic path and exists electromagnetic path proposed by the present invention
(excitation time in advance of setting can be 1 second or be longer than 1 second some time span) is in the section before setting time
6 energization excitation of electromagnet stops energization excitation after train 1 leaves the section, can further reduce electromagnetic path immediately
The power consumption of excitation.As shown in figure 3, A is 1 place section of train, electric current is passed to the section electromagnet 6, with solid in figure
Arrow represents that the electromagnet 6 of the section is under excited state entirely.B is the section that train 1 will reach, and can reach the area
The time point of a setting before section starts to this section of electromagnetic path energization excitation, and hollow arrow was represented in some time in figure
Point has begun to give electromagnet 6 energization excitation, ensures that electromagnet 6 has been in excited state to the arrival of train 1 part below,
The size of hollow arrow represents the degree of excitation in the section.C leaves section for train 1, this section of electromagnetic path is left in train 1
The time point of afterwards one setting stops to this section of electromagnetic path excitation, after hollow arrow size represents that electromagnet 6 powers off in figure
The state of demagnetization.The energy is saved in the electric energy loss that excitation can be reduced in this way.
In addition, requirement characteristic of the electromagnetic path proposed by the present invention to field power supply is (intermittently, in short-term to the spy of electricity needs
Sign) regenerative resource of the generations such as wind energy, solar energy is suitable for use with, wind energy, solar energy can be established along electromagnetic path
Renewable energy power stations are waited, and are incorporated into the excitation electric power system of electromagnetic path.
Although the function and the course of work of the present invention are described above in conjunction with attached drawing, the invention is not limited in
Above-mentioned concrete function and the course of work, above-mentioned specific embodiment is only schematical rather than restricted, ability
The those of ordinary skill in domain is not departing from present inventive concept and scope of the claimed protection situation under the enlightenment of the present invention
Under, many forms can also be made, these are belonged within the protection of the present invention.
Claims (5)
1. a kind of High Temperature Superconducting Electromagnetic Levitation rail system, which is characterized in that including electromagnetic path, propulsion system and be set to row
High-temperature superconducting block (2) in the heat insulating of vehicle (1) lower end；
The electromagnetic path includes track girder (3) and electromagnet (6), and the electromagnet (6) is set as two rows of, respectively along length side
To track girder (3) upper end both sides are set to, electromagnet (6) the equal spaced set to each other in often arranging；
The linear electric machine stator (4) of the propulsion system is set to track girder (3) upper center along its length, described to promote system
The linear electric machine rotor (5) of system is set to along its length in the middle part of train (1) lower end；
The magnetic field that the electromagnet (6) generates after being powered suspends train (1), and using high-temperature superconducting block (2) to magnetic
Logical pining force constrains in train (1) above electromagnetic path, under the action of propulsion system, the train that is suspended and constrains
(1) it advances along electromagnetic path.
2. High Temperature Superconducting Electromagnetic Levitation rail system according to claim 1, which is characterized in that the electromagnet (6) by
Magnet exciting coil (601) and iron core (602) are formed, and the magnet exciting coil (601) is made by conventional conductor or superconducting conductor, the iron
Core (602) uses U-shaped or E-type magnetic iron core, is set upward in the openend of track girder (3) upper core (602).
3. High Temperature Superconducting Electromagnetic Levitation rail system according to claim 1, which is characterized in that the electromagnet (6) is logical
When electric, to magnet exciting coil (601) the size of logical exciting current should be adjusted according to the weight of institute's aerotrain (1).
4. High Temperature Superconducting Electromagnetic Levitation rail system according to claim 1, which is characterized in that the electromagnetic path uses
Excitation mode is segmented, train (1) reaches certain section of electromagnetic path and electromagnet (6) energization in the section is encouraged before setting time
Magnetic stops energization excitation immediately after train (1) leaves the section.
5. High Temperature Superconducting Electromagnetic Levitation rail system according to claim 1, which is characterized in that built along electromagnetic path
Vertical wind energy, solar energy renewable energy power plant, and it is incorporated into the excitation electric power system of electromagnetic path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711409330.6A CN108215931A (en) | 2017-12-22 | 2017-12-22 | A kind of High Temperature Superconducting Electromagnetic Levitation rail system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711409330.6A CN108215931A (en) | 2017-12-22 | 2017-12-22 | A kind of High Temperature Superconducting Electromagnetic Levitation rail system |
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| Publication Number | Publication Date |
|---|---|
| CN108215931A true CN108215931A (en) | 2018-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711409330.6A Pending CN108215931A (en) | 2017-12-22 | 2017-12-22 | A kind of High Temperature Superconducting Electromagnetic Levitation rail system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109532508A (en) * | 2018-11-21 | 2019-03-29 | 彭国洪 | A kind of U-shaped magnetic suspension mode of train |
| CN111284330A (en) * | 2020-02-17 | 2020-06-16 | 上海交通大学 | High-temperature superconducting electric magnetic suspension train |
| CN112977078A (en) * | 2021-04-25 | 2021-06-18 | 中铁工程设计咨询集团有限公司 | Linear motor train driving and guiding system and method and rail transit system thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2499268Y (en) * | 2001-10-09 | 2002-07-10 | 群录自动化工业股份有限公司 | Magnetic suspension system for carrier |
| CN1703817A (en) * | 2002-10-01 | 2005-11-30 | 麦克纳莫绅有限公司 | Suspending, guiding and propelling vehicles using magnetic forces |
| CN205544881U (en) * | 2016-03-04 | 2016-08-31 | 西南交通大学 | Transverse magnetic flux high -temperature superconductor magnetic suspension linear electric motor |
| CN106926743A (en) * | 2017-04-06 | 2017-07-07 | 西南交通大学 | Eddy current retarder and magnetically supported vehicle |
| CN106985701A (en) * | 2017-04-25 | 2017-07-28 | 中车株洲电力机车研究所有限公司 | A kind of magnetic suspension train and train system |
-
2017
- 2017-12-22 CN CN201711409330.6A patent/CN108215931A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2499268Y (en) * | 2001-10-09 | 2002-07-10 | 群录自动化工业股份有限公司 | Magnetic suspension system for carrier |
| CN1703817A (en) * | 2002-10-01 | 2005-11-30 | 麦克纳莫绅有限公司 | Suspending, guiding and propelling vehicles using magnetic forces |
| CN205544881U (en) * | 2016-03-04 | 2016-08-31 | 西南交通大学 | Transverse magnetic flux high -temperature superconductor magnetic suspension linear electric motor |
| CN106926743A (en) * | 2017-04-06 | 2017-07-07 | 西南交通大学 | Eddy current retarder and magnetically supported vehicle |
| CN106985701A (en) * | 2017-04-25 | 2017-07-28 | 中车株洲电力机车研究所有限公司 | A kind of magnetic suspension train and train system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109532508A (en) * | 2018-11-21 | 2019-03-29 | 彭国洪 | A kind of U-shaped magnetic suspension mode of train |
| CN111284330A (en) * | 2020-02-17 | 2020-06-16 | 上海交通大学 | High-temperature superconducting electric magnetic suspension train |
| CN112977078A (en) * | 2021-04-25 | 2021-06-18 | 中铁工程设计咨询集团有限公司 | Linear motor train driving and guiding system and method and rail transit system thereof |
| CN112977078B (en) * | 2021-04-25 | 2021-09-28 | 中铁工程设计咨询集团有限公司 | Linear motor train driving and guiding method and rail transit system thereof |
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Application publication date: 20180629 |