JPH0150161B2 - - Google Patents
Info
- Publication number
- JPH0150161B2 JPH0150161B2 JP58089153A JP8915383A JPH0150161B2 JP H0150161 B2 JPH0150161 B2 JP H0150161B2 JP 58089153 A JP58089153 A JP 58089153A JP 8915383 A JP8915383 A JP 8915383A JP H0150161 B2 JPH0150161 B2 JP H0150161B2
- Authority
- JP
- Japan
- Prior art keywords
- vehicle
- induction coil
- supply device
- signal
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000006698 induction Effects 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 18
- 238000005339 levitation Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000004907 flux Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 9
- 230000007423 decrease Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Classifications
-
- 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
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/002—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of propulsion for monorail vehicles, suspension vehicles or rack railways; for control of magnetic suspension or levitation for vehicles for propulsion purposes
- B60L15/005—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of propulsion for monorail vehicles, suspension vehicles or rack railways; for control of magnetic suspension or levitation for vehicles for propulsion purposes for control of propulsion for vehicles propelled by linear motors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
【発明の詳細な説明】
〔発明の利用分野〕
本発明は磁気浮上式車両内電源装置に係り、特
に、磁気浮上式車両内で用いる電力を供給できる
電源装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Application of the Invention] The present invention relates to a power supply device in a magnetically levitated vehicle, and particularly to a power supply device capable of supplying electric power for use in a magnetically levitated vehicle.
この種の磁気浮上式車両は、超電導磁石又は常
電導磁石を利用して浮上させ推進するものであ
る。この磁気浮上式車両は、パンタグラフを備え
ていないので、該車内部で用いる電力を外部から
取り込むことができないという不都合があつた。
This type of magnetically levitated vehicle uses superconducting magnets or normal conducting magnets to levitate and propel the vehicle. Since this magnetically levitated vehicle is not equipped with a pantograph, it has the disadvantage that electric power for use inside the vehicle cannot be taken in from outside.
本発明の目的は、上記不都合を解消し、効率よ
く車両内部に電力を取り込み、車両内部で用いる
電力を供給できるようにした磁気浮上式車両内電
源装置を提供するにある。
SUMMARY OF THE INVENTION An object of the present invention is to provide a magnetic levitation type in-vehicle power supply device that eliminates the above-mentioned disadvantages and can efficiently take in electric power into a vehicle and supply electric power for use inside the vehicle.
〔発明の概要〕
本発明は、上記目的を達成するため、車両に設
けた誘起コイルからの出力を直流に変換する電力
変換装置を、速度又は浮上用磁石に供給される電
力の周波数に応じて該誘起コイルから最大電力が
取り出されるように制御するものである。[Summary of the Invention] In order to achieve the above object, the present invention provides a power conversion device that converts the output from an induction coil provided on a vehicle into direct current, depending on the speed or the frequency of the power supplied to the levitation magnet. Control is performed so that maximum power is extracted from the induction coil.
以下、本発明の実施例を図面に基づいて説明す
るが、その前に本発明の原理を説明する。
Embodiments of the present invention will be described below based on the drawings, but before that, the principle of the present invention will be explained.
第１図乃至第３図は本発明の原理を説明するた
めに示すもので、第１図は誘導コイルの出力特性
を検出するための回路図、第２図は電流Idに対す
る直流出力電圧Ed及び電力Pdを示す特性図、第
３図は速度、周波数又は誘起電圧に対する最大電
力Idnの関係を示す特性図である。 Figures 1 to 3 are shown to explain the principle of the present invention. Figure 1 is a circuit diagram for detecting the output characteristics of the induction coil, and Figure 2 is a circuit diagram for detecting the output characteristics of the induction coil. FIG. 3 is a characteristic diagram showing the relationship between maximum power I dn and speed, frequency, or induced voltage.
第１図において、車両に設けた誘導コイル１は
星形結線され、各誘導コイル１の各出力端子が三
相ブリツジ整流器２の交流端子に接続されてい
る。該三相ブリツジ整流器２の直流端子は、負荷
抵抗３に接続されている。 In FIG. 1, induction coils 1 provided in a vehicle are connected in a star shape, and each output terminal of each induction coil 1 is connected to an AC terminal of a three-phase bridge rectifier 2. A DC terminal of the three-phase bridge rectifier 2 is connected to a load resistor 3.
このような回路構成において、当該車両を運転
すると、整流器２の出力電圧Edと、該抵抗器３
に流れる電流Idとの関係は、車両速度をパラメー
タにとれば第２図に示す如くになる。 In such a circuit configuration, when the vehicle is driven, the output voltage E d of the rectifier 2 and the resistor 3
The relationship between the current I d flowing in and the current I d is as shown in FIG. 2 if the vehicle speed is taken as a parameter.
第２図において、直流電流Idを大きくしていく
と、整流器２からの出力電圧Edは、減少してゆ
くことになる。そのまま電流Idを大きくしてゆく
と電圧Edは減少するが、誘導コイル１のリアク
タンスが大きいので、転流重なり角が急激に大き
くなり、遂には、交流側から見て三相短絡状態が
現われ、その結果出力電圧が０となる。 In FIG. 2, as the direct current I d increases, the output voltage E d from the rectifier 2 decreases. If the current I d continues to increase, the voltage E d will decrease, but since the reactance of the induction coil 1 is large, the commutation overlap angle will suddenly increase, and finally, as seen from the AC side, a three-phase short circuit will occur. appears, and as a result, the output voltage becomes zero.
したがつて、出力電圧Edと出力電流Idの積であ
る電力Pdは、同図に示すようになり、出力電流Id
のある点において最大値を示すことになる（点線
参照）。この電流をIdnとすると、Idnは、車両速
度、または、誘導コイル１に誘起される電圧、も
しくは周波数との関係を求めると、第３図に示し
た如くになる。 Therefore, the power P d , which is the product of the output voltage E d and the output current I d , is as shown in the figure, and the output current I d
will reach its maximum value at a certain point (see dotted line). Assuming that this current is I dn , the relationship between I dn and the vehicle speed, the voltage induced in the induction coil 1, or the frequency is as shown in FIG. 3.
つまり、速度、周波数又は誘起電圧によつて誘
導コイル１から最大電力を取り出せることにな
る。以上に本発明の原理を説明した。 In other words, maximum power can be extracted from the induction coil 1 depending on the speed, frequency, or induced voltage. The principle of the present invention has been explained above.
第４図は、本発明に係る磁気浮上式車両内電源
装置の一実施例を示す回路図である。 FIG. 4 is a circuit diagram showing an embodiment of the magnetic levitation in-vehicle power supply device according to the present invention.
第４図において、地上の推進コイルに対応し
て、車両上に推進コイルの他に、車両用電源用誘
導コイル１が配設されており、該誘導コイル１
は、車両が走行するにつれて、地上コイルの高調
波磁束を利用して交流電圧を誘起するようになつ
ている。該コイル１の出力端は、電力変換装置２
０の入力端に接続されている。該電力変換器２０
は、該コイル１は誘起された電圧を取り込み直流
に変換すると共に、取り込む電力量を制御信号１
００によつて制御できるように回路構成されてい
る。該電力変換器２０の出力端は、蓄電池３０に
接続されている。 In FIG. 4, in addition to the propulsion coil, an induction coil 1 for vehicle power supply is arranged on the vehicle in correspondence with the propulsion coil on the ground.
The system uses harmonic magnetic flux of the ground coil to induce an alternating current voltage as the vehicle travels. The output end of the coil 1 is connected to the power converter 2
It is connected to the input terminal of 0. The power converter 20
In this case, the coil 1 takes in the induced voltage and converts it into direct current, and the amount of electric power taken in is sent to the control signal 1.
The circuit is configured so that it can be controlled by 00. The output end of the power converter 20 is connected to a storage battery 30.
４０は電圧検出変成器であり、変成器４０は速
度、周波数又は誘起電圧に関する第１の検出信号
S1を検出するためのものである。また、５０は電
流検出変流器であり、該変流器５０は電力変換器
２０に取り込まれる電流に関する第２の検出信号
S2を検出するためのものである。６０は制御回路
であり、制御回路６０は、前記第１の検出信号S1
及び第２の検出信号S2を取り込み、第１の検出信
号S1で第３図の関係から最大電流Idnを得るため
の基準値を求め、この基準値に第２の検出信号S2
が達するように電力変換器２０を制御する制御信
号１００を形成するように回路構成されている。 40 is a voltage detection transformer, and the transformer 40 receives a first detection signal related to speed, frequency or induced voltage.
It is for detecting S1 . Further, 50 is a current detection current transformer, and the current transformer 50 generates a second detection signal regarding the current taken into the power converter 20.
It is for detecting S2 . 60 is a control circuit, and the control circuit 60 receives the first detection signal S 1
and the second detection signal S 2 , obtain a reference value for obtaining the maximum current I dn from the relationship shown in FIG. 3 using the first detection signal S 1 , and set the second detection signal S 2 to this reference value.
The circuit is configured to form a control signal 100 that controls the power converter 20 so that the voltage is reached.
該電力変換器２０は、三相ブリツジ整流器２１
と、整流器２１の出力端にリアクトル２２を介し
て接続され、かつ制御信号１００でスイツチング
される制御整流器２３と、該整流器２３の両端に
第２の整流器としてダイオード２４を介して接続
される（コンデンサ２５及びリアクトル２６から
なる）フイルタ２７とを備え、該フイルタ２７か
ら直流出力を取り出すようになつている。 The power converter 20 includes a three-phase bridge rectifier 21
A control rectifier 23 is connected to the output end of the rectifier 21 via a reactor 22 and is switched by the control signal 100, and a second rectifier is connected to both ends of the rectifier 23 via a diode 24 (a capacitor). 25 and a reactor 26), and direct current output is taken out from the filter 27.
第５図は、上記制御回路６０の具体例を示すブ
ロツク図である。図において、４０は車両速度、
誘導コイル１の電圧又は周波数の検知器（変成
器）を示し、その検出信号S1によつて、電力を最
大とする基準値S0を、第３図に示す電流パターン
を記憶している電流パターン発生器６１によつて
定める。５０は整流器２の出力電流を検知する検
知器（変成器）を示し、それの検出信号S2が該発
生器６１より得た電力を最大とする基準値S0と比
較器６２で比較され、その偏差ΔSに応じて信号
発生回路６３から制御信号１００が出力されるよ
うになつている。 FIG. 5 is a block diagram showing a specific example of the control circuit 60. In the figure, 40 is the vehicle speed;
Indicates a voltage or frequency detector (transformer) of the induction coil 1, and its detection signal S1 determines the reference value S0 that maximizes the power, and the current that stores the current pattern shown in Figure 3. It is determined by the pattern generator 61. 50 indicates a detector (transformer) that detects the output current of the rectifier 2, and its detection signal S 2 is compared with a reference value S 0 that maximizes the power obtained from the generator 61 in a comparator 62; A control signal 100 is output from the signal generation circuit 63 in accordance with the deviation ΔS.
上述のように構成された本実施例の作用につい
て説明する。 The operation of this embodiment configured as described above will be explained.
図において、外部からエネルギーの供給を受け
なければ、蓄電池３０は、早い時間で放電してし
まうが、誘導コイル１に発生する電力該ブリツジ
整流器２１で直流Edに変換し、その直流を制御
整流器６３をチヨツパすることによりリアクトル
２２で昇圧して、これをダイオード２４で整流
し、フイルタ２７で平滑してから蓄電池３０を充
電すれば、長時間車上電源をもたせることができ
る。この場合、制御整流器６３に通電する電流を
第３図に示す如く、制御すれば、その時の車両速
度における最高電力で蓄電池３０を充電すること
ができ効率が良くなる。 In the figure, if the storage battery 30 is not supplied with energy from the outside, it will discharge quickly, but the electric power generated in the induction coil 1 is converted into direct current E d by the bridge rectifier 21, and the direct current is passed through the control rectifier. By chopping the voltage 63, the voltage is increased by the reactor 22, rectified by the diode 24, smoothed by the filter 27, and then charged into the storage battery 30, thereby providing on-vehicle power for a long time. In this case, if the current applied to the control rectifier 63 is controlled as shown in FIG. 3, the storage battery 30 can be charged with the maximum power at the vehicle speed at that time, improving efficiency.
第４図において、整流器２１の出力をEd、そ
の電流をId、該電池３０の電圧をEB、制御整流器
６３の通流率をγとおけば、
Ed＝RM・Id＋（１−γ）EB ……(1)
と表わされる。ここで、RMは、リアクトル２２
の内部抵抗である。 In FIG. 4, if the output of the rectifier 21 is E d , its current is I d , the voltage of the battery 30 is E B , and the conduction rate of the control rectifier 63 is γ, then E d = R M · I d + It is expressed as (1-γ)E B ...(1). Here, R M is the reactor 22
is the internal resistance of
電力Pd＝Ed・Idを最大とするIdを定めれば、(1)
式より、通流率γが定まることになる。 If we determine I d that maximizes the power P d = E d・I d , we get (1)
From the formula, the conductivity γ is determined.
以上述べたように、本発明によれば、車両に設
けた誘起コイルから最大電力を得るように電力変
換器を制御したので、効率のよい電源を得ること
ができるという効果がある。
As described above, according to the present invention, since the power converter is controlled so as to obtain the maximum power from the induction coil provided in the vehicle, an efficient power source can be obtained.
第１図乃至第３図は本発明の原理を説明するた
めに示すもので、第１図は誘導コイルの特性を検
出するための回路構成を示す回路図、第２図は電
流Idに対する電圧Ed及び電力Pdの関係を示す特性
図、第３図は速度、周波数及び誘起電圧に対する
電流Idnの関係を示す特性図、第４図は本発明に
係る磁気浮上式車両内電源装置の実施例を示す回
路図、第５図は同実施例における制御回路の具体
例を示すブロツク図である。
１……誘導コイル、２０……電力変換器、３０
……蓄電池、４０……電圧検出変成器、５０……
電流検出変流器、６０……制御回路。
Figures 1 to 3 are shown to explain the principle of the present invention. Figure 1 is a circuit diagram showing a circuit configuration for detecting the characteristics of an induction coil, and Figure 2 is a voltage versus current I d . FIG. 3 is a characteristic diagram showing the relationship between current I dn and speed, frequency, and induced voltage. FIG. 4 is a characteristic diagram showing the relationship between E d and electric power P d . FIG. FIG. 5 is a block diagram showing a specific example of the control circuit in the embodiment. 1...Induction coil, 20...Power converter, 30
... Storage battery, 40 ... Voltage detection transformer, 50 ...
Current detection current transformer, 60...control circuit.
Claims (1)
電源装置において、地上推進コイルの反作用磁束
の高調波を利用して車内に誘起電圧を発生せしめ
る誘導コイルと、誘導コイルからの取り込んだ誘
起電圧を直流に変換すると共に、制御信号に応じ
て、取り込む電力量を調整できる電力変換器と、
該電力変換器から出力される直流によつて充電さ
れる蓄電池と、上記車両の速度、該地上推進コイ
ルに流れる交流の周波数及び誘導コイルに誘起す
る電圧のいずれか一つの信号に関する第１の検出
信号及び該電力変換器に該誘導コイルから流入す
る電流に関する第２の検出信号を取り込み、前記
第１の検出信号に応じて前記誘導コイルから最大
電力を取り出すための基準値を得て、これに第２
の検出信号が達するよう前記電力変換器を制御す
る制御信号を出力する制御回路とを含んで構成し
たことを特徴とする磁気浮上式車両内電源装置。 ２ 特許請求の範囲第１項記載の磁気浮上式車両
内電源装置において、前記電力変換器は、誘導コ
イルからの誘起電圧を直流に変換する整流器と、
該整流器の直流出力側にリアクトルを介して接続
され制御信号に応じてスイツチングされる制御整
流器と、前記制御整流器の出力端に接続した第２
の整流器とを備えてなることを特徴とする磁気浮
上式車両内電源装置。 ３ 特許請求の範囲第１項記載の磁気浮上式車両
内電源装置において、制御回路は、前記第１の検
出信号に応じて誘導コイルから最大電力を取り出
す基準値を得る電流パターン発生器と、該電流パ
ターン発生器からの基準値と前記第２の検出信号
とを比較して偏差信号を得る比較器と、前記偏差
信号から制御信号を形成する信号発生器とから構
成したことを特徴とする磁気浮上式車両内電源装
置。[Claims] 1. A power supply device capable of supplying electric power for use in a magnetic levitation vehicle, which includes an induction coil that generates an induced voltage inside the vehicle using harmonics of the reaction magnetic flux of a ground propulsion coil, and A power converter that converts the induced voltage taken into direct current and can adjust the amount of electric power taken in according to a control signal;
A storage battery charged by the direct current output from the power converter, and a first detection regarding any one of the following signals: the speed of the vehicle, the frequency of the alternating current flowing through the ground propulsion coil, and the voltage induced in the induction coil. a signal and a second detection signal regarding the current flowing from the induction coil into the power converter, obtain a reference value for extracting the maximum power from the induction coil according to the first detection signal, and Second
A magnetic levitation in-vehicle power supply device comprising: a control circuit that outputs a control signal for controlling the power converter so that the detection signal reaches the power converter. 2. In the magnetic levitation in-vehicle power supply device according to claim 1, the power converter includes a rectifier that converts the induced voltage from the induction coil into direct current;
a controlled rectifier connected to the DC output side of the rectifier via a reactor and switched according to a control signal; and a second controlled rectifier connected to the output end of the controlled rectifier.
A magnetic levitation type in-vehicle power supply device comprising: a rectifier; 3. In the magnetic levitation in-vehicle power supply device according to claim 1, the control circuit includes a current pattern generator that obtains a reference value for extracting maximum power from the induction coil in response to the first detection signal; A magnetic device comprising: a comparator that compares a reference value from a current pattern generator with the second detection signal to obtain a deviation signal; and a signal generator that forms a control signal from the deviation signal. Floating vehicle in-vehicle power supply device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58089153A JPS59216401A (en) | 1983-05-23 | 1983-05-23 | Magnetic levitation in-vehicle power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58089153A JPS59216401A (en) | 1983-05-23 | 1983-05-23 | Magnetic levitation in-vehicle power supply system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59216401A JPS59216401A (en) | 1984-12-06 |
| JPH0150161B2 true JPH0150161B2 (en) | 1989-10-27 |
Family
ID=13962902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58089153A Granted JPS59216401A (en) | 1983-05-23 | 1983-05-23 | Magnetic levitation in-vehicle power supply system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59216401A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63138805U (en) * | 1987-02-27 | 1988-09-13 | ||
| US5467718A (en) * | 1992-07-20 | 1995-11-21 | Daifuku Co., Ltd. | Magnetic levitation transport system with non-contact inductive power supply and battery charging |
-
1983
- 1983-05-23 JP JP58089153A patent/JPS59216401A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59216401A (en) | 1984-12-06 |
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