JPH0323927B2 - - Google Patents
Info
- Publication number
- JPH0323927B2 JPH0323927B2 JP57119951A JP11995182A JPH0323927B2 JP H0323927 B2 JPH0323927 B2 JP H0323927B2 JP 57119951 A JP57119951 A JP 57119951A JP 11995182 A JP11995182 A JP 11995182A JP H0323927 B2 JPH0323927 B2 JP H0323927B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic field
- tap
- field coil
- control device
- current
- 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 - Lifetime
Links
- 238000004088 simulation Methods 0.000 claims description 8
- 238000004364 calculation method Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000219198 Brassica Species 0.000 description 1
- 235000003351 Brassica cretica Nutrition 0.000 description 1
- 235000003343 Brassica rupestris Nutrition 0.000 description 1
- QKSKPIVNLNLAAV-UHFFFAOYSA-N bis(2-chloroethyl) sulfide Chemical compound ClCCSCCCl QKSKPIVNLNLAAV-UHFFFAOYSA-N 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 235000010460 mustard Nutrition 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is AC
- G05F1/14—Regulating voltage or current wherein the variable actually regulated by the final control device is AC using tap transformers or tap changing inductors as final control devices
- G05F1/16—Regulating voltage or current wherein the variable actually regulated by the final control device is AC using tap transformers or tap changing inductors as final control devices combined with discharge tubes or semiconductor devices
- G05F1/20—Regulating voltage or current wherein the variable actually regulated by the final control device is AC using tap transformers or tap changing inductors as final control devices combined with discharge tubes or semiconductor devices semiconductor devices only
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/10—Nuclear fusion reactors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Control Of Voltage And Current In General (AREA)
- Control Of Electrical Variables (AREA)
Description
【発明の詳細な説明】
〔発明の技術分野〕
本発明は核融合実験に用いられるプラズマ電源
の制御装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to a control device for a plasma power source used in nuclear fusion experiments.
核融合実験に用いられるプラズマ電源は、一般
に大電力の間欠負荷で使用されるので、各機器は
短時間定格で設計されており、且つ各種の実験目
的に応じた広範囲の電力調整範囲が要求されてい
る。
Plasma power supplies used in nuclear fusion experiments are generally used with intermittent loads of high power, so each device is designed with short-time ratings and requires a wide range of power adjustment depending on the purpose of the experiment. ing.
このためプラズマ電源は電動発電機、サイリス
タ整流器、ダイオード整流器、タツプ付変圧器を
組合せて構成されることが多い。 For this reason, plasma power sources are often constructed by combining a motor generator, a thyristor rectifier, a diode rectifier, and a tapped transformer.
さらにプラズマ電源の負荷となる磁場コイルに
もタツプか設けられるのが普通である。 Furthermore, a tap is usually provided on the magnetic field coil that serves as a load for the plasma power source.
上記構成によるプラズマ電源回路の一例を第１
図に示す。 An example of the plasma power supply circuit with the above configuration is shown in the first example.
As shown in the figure.
第１図において、磁場コイル１はタツプ１ａ〜
１ｃを有し、ダイオード整流器２とサイリスタ整
流器３との直列接続によつて励磁される。 In FIG. 1, the magnetic field coil 1 has taps 1a to 1a.
1c, and is excited by the series connection of the diode rectifier 2 and the thyristor rectifier 3.
またダイオード整流器２およびサイリスタ整流
器３は交流電源８からそれぞれしや断器６とタツ
プ付変圧器４およびしや断器７と変圧器５を介し
て交流電圧が印加される。 Further, an AC voltage is applied to the diode rectifier 2 and the thyristor rectifier 3 from an AC power supply 8 via the shield breaker 6, the tap transformer 4, the shield breaker 7, and the transformer 5, respectively.
また１３は周辺装置であり、同じく交流電源８
からしや断器１２を介して給電される。 13 is a peripheral device, which is also an AC power supply 8.
Power is supplied via a mustard cutter 12.
制御装置１１は磁場コイル１の電流IKおよび電
圧VKをそれぞれ電流検出器９および電圧検出器
１０で検出し、さらにタツプ付変圧器４のタツプ
電圧VTを入力して、コイル電流IKが設定電流IOで
設定時間TOずつ通電するようにサイリスタ整流
器３の点弧位相θを制御する。 The control device 11 detects the current I K and voltage V K of the magnetic field coil 1 with a current detector 9 and voltage detector 10, respectively, and further inputs the tap voltage V T of the tap transformer 4 to detect the coil current I K The firing phase θ of the thyristor rectifier 3 is controlled so that the current is applied at the set current I O for the set time T O.
この場合、磁場コイル１のタツプとタツプ付変
圧器４のタツプとの組合せが適当でないと、所要
のコイル電流が得られず、過電流が流れて運転が
停止するなど円滑な実験ができないという問題を
生ずる。 In this case, if the combination of the taps of the magnetic field coil 1 and the taps of the transformer with taps 4 is not appropriate, the required coil current will not be obtained, and an overcurrent will flow, causing the operation to stop, making it impossible to conduct experiments smoothly. will occur.
時に磁場コイル１のタツプ切換器は空心の磁場
コイルに近接して設けられるので、その構造上直
接にタツプ位置の検出信号を取出すことが困難で
あり、従つて実験開始前にタツプ位置を確認する
ことができないという問題がある。 Sometimes, the tap changer of the magnetic field coil 1 is installed close to the air-core magnetic field coil, so it is difficult to directly extract the tap position detection signal due to its structure.Therefore, the tap position must be confirmed before starting the experiment. The problem is that I can't.
本発明は磁場コイルのタツプ位置を対応した模
擬信号として検出して入力し、これに対してタツ
プ付変圧器のタツプおよび運転条件設定値が許容
範囲にあることを判別して運転を開始するプラズ
マ電源の制御装置を提供することを目的とするも
のである。
The present invention detects and inputs the tap position of the magnetic field coil as a corresponding simulated signal, determines that the tap of the tap transformer and the operating condition setting values are within the permissible range, and starts operation. The object of the present invention is to provide a power supply control device.
本発明は、タツプ付変圧器で電圧調整されるダ
イオード整流器と位相制御されるサイリスタ整流
器の直流出力を直列接続しつタツプ付きの磁場コ
イルを励磁するプラズマ電源の制御装置におい
て、磁場コイルのタツプ位置に対応する模擬信号
を出力するタツプ模擬信号装置と、磁場コイルの
タツプ位置およびダイオード整流器用変圧器のタ
ツプ位置に対して通電電流および通電時間の設定
値が許容範囲にあることを判別して磁場コイルを
試験通電すると共に上記試験通電によつて検出し
た磁場コイルの抵抗値が上記タツプ模擬信号から
設定された磁場コイルの抵抗値と一致することを
判別して磁場コイルの運転通電を開始する計算機
能を有する電流制御装置を備え、これによつて磁
場コイルのタツプ切換器に連動したタツプ位置検
出器を用いることなくオペレータの誤設定による
異常運転を防止するプラズマ電源の制御装置であ
る。
The present invention provides a control device for a plasma power supply that excites a magnetic field coil with a tap while connecting in series the DC outputs of a diode rectifier whose voltage is adjusted by a transformer with a tap and a thyristor rectifier whose phase is controlled. and a tap simulation signal device that outputs a simulated signal corresponding to the magnetic field. Calculation of test energizing the coil and determining that the resistance value of the magnetic field coil detected by the test energization matches the resistance value of the magnetic field coil set from the tap simulation signal and starting the operational energization of the magnetic field coil. This plasma power supply control device is equipped with a current control device having a function, and thereby prevents abnormal operation due to incorrect settings by an operator without using a tap position detector linked to a tap changer of a magnetic field coil.
本発明の一実施例を第２図に示す。 An embodiment of the present invention is shown in FIG.
第２図において１４は磁場コイル１のタツプ位
置１ａ，１ｂ，１ｃに対応した模擬信号を出力す
るタツプ模擬信号装置、１５は制御用計算機であ
り、他は第１図と同じである。 In FIG. 2, 14 is a tap simulation signal device that outputs simulated signals corresponding to the tap positions 1a, 1b, and 1c of the magnetic field coil 1, and 15 is a control computer, and the others are the same as in FIG.
タツプ模擬信号装置１４は磁場コイル１のタツ
プ切換器の近傍に設けられ、オペレータがタツプ
切換をしたとき直ちに対応するスイツチ１４ａ〜
１４ｃの何れかを投入して、タツプ位置信号SK
を制御用計算器１５に入力する。 The tap simulating signal device 14 is provided near the tap changer of the magnetic field coil 1, and when the operator changes the tap, the corresponding switch 14a to 14 is immediately activated.
14c, tap position signal S K
is input into the control calculator 15.
制御用計算機１５には、このほか第１図の場合
と同じ信号IK，VK，VT，IO，TOが入力され、さ
らに磁場コイル１のI2t許容最大値Ｋ、許容連続
通電電流IC、最大許容通電電流IR、磁場コイルの
タツプ位置に対応する抵抗値Ra，Rb，Rc、サイ
リスタ整流器３の出力電圧の最大値V1M、最小値
V1L、および通電制御モード（通常運転、試験運
転）がデータとしてプリセツトされている。 In addition, the same signals I K , V K , V T , I O , T O as in the case of FIG. Carrying current I C , maximum allowable carrying current I R , resistance values R a , R b , R c corresponding to the tap positions of the magnetic field coil, maximum value V 1M , minimum value of the output voltage of thyristor rectifier 3
V 1L and energization control mode (normal operation, test operation) are preset as data.
なお、上記通常運転モードとは第３図に示すよ
うに通電電流IOと通電時間TOが一定の周期で間欠
的に繰返される運転であり、試験運転モードとは
第４図に示すように許容連続通電電流IC以下の低
電流I1を一定時間T1だけ単発的に通電させる運転
である。 The above normal operation mode is an operation in which the energizing current I O and the energizing time T O are intermittently repeated at a constant cycle as shown in Figure 3, and the test operation mode is an operation as shown in Figure 4. This is an operation in which a low current I 1 that is less than the allowable continuous current I C is energized for a certain period of time T 1 .
次に第２図における制御用計算機１５の動作を
第５図に示すフローチヤートを参照して説明す
る。 Next, the operation of the control computer 15 in FIG. 2 will be explained with reference to the flowchart shown in FIG.
先ずステツプ101において、上記の各運転条件
を設定し、ステツプ102で設定値が運転許容範囲
に入つているかどうかを判別する。 First, in step 101, each of the above operating conditions is set, and in step 102, it is determined whether the set values are within the allowable operating range.
すなわち下記(1)〜(3)式の比較演算を行なう。 That is, comparison calculations of equations (1) to (3) below are performed.
IO≦IR ……(1)
IO 2・TO≦Ｋ ……(2)
V1L＋VT／RK≦IO≦V1H＋VT／RK ……(3)
ここにRKは磁場コイル１のタツプ信号SKに対
応するコイル抵抗（Ra，Rb，Rcの何れか）であ
る。 I O ≦I R ……(1) I O 2・T O ≦K ……(2) V 1L +V T ／R K ≦I O ≦V 1H ＋V T ／R K ……(3) R K here is the coil resistance (either R a , R b , or R c ) corresponding to the tap signal S K of the magnetic field coil 1 .
上記(1)〜(3)式がすべて満足されれば設定完了を
103に表示してステツプ105に進む。 If all of the above equations (1) to (3) are satisfied, the setting is complete.
103 and proceed to step 105.
もし(1)〜(3)式の１つでも満足されないときは、
104に設定不可を表示すると共に実験進行を停止
させる。 If even one of equations (1) to (3) is not satisfied,
104 is displayed as setting not possible and the experiment progress is stopped.
ステツプ105では上記試験運転モードで通電を
行ない、そのときのコイル電流I1とコイル電圧V1
を入力し、ステツプ106で磁場コイルのコイル抵
抗値の判定を行なう。 In step 105, electricity is applied in the above test operation mode, and the coil current I 1 and coil voltage V 1 at that time are
is input, and the coil resistance value of the magnetic field coil is determined in step 106.
すなわち下記(4)式の比較演算を行なう。 That is, the comparison operation of equation (4) below is performed.
｜RX−RK｜≦ε ……(4)
ここにRX＝V1／I1εは許容抵抗誤差（一定値）
上記(4)式が満足されれば107に実験可を表示し
てステツプ108に進み通常運転モードの通電を開
始する。もし(4)式が満足されないときは104に進
んで設定不可を表示し実験進行を停止させる。 ｜R X −R K ｜ ≦ ε ……( 4 ) Here , R Then, the process proceeds to step 108 and energization in the normal operation mode is started. If equation (4) is not satisfied, the process proceeds to step 104 to display setting not possible and stop the experiment progress.
これによつてオペレータの誤設定による許容外
の運転条件で実験が行なわれるのを防止すること
ができる。 This can prevent experiments from being conducted under unacceptable operating conditions due to incorrect settings by the operator.
尚上記では磁場コイルのタツプ模擬信号装置を
タツプ切換器の近くに設定しているが、この代り
に計算機の操作端末用キーボードを用いてタツプ
模擬信号を入力することも可能である。 Although the magnetic field coil tap simulation signal device is set near the tap changer in the above example, it is also possible to input the tap simulation signal using the computer operating terminal keyboard instead.
以上説明したように本発明によれば、運転条件
を設定したとき先ずこれらがタツプ変圧器および
磁場コイルのタツプ位置に対して許容範囲にある
ことを比較演算によつて判別し、次に試験運転モ
ードで低電流を流してタツプ設定された磁場コイ
ルの抵抗値を実測し、実測値が演算値と一致する
ことを確認した後通常運転モードで運転を開始
し、これによつて運転条件の設定およびタツプ切
換の誤操作による異常運転を防止できる信頼性の
高いプラズマ電源の制御装置が得られる。
As explained above, according to the present invention, when operating conditions are set, it is first determined by comparison calculation whether these are within the allowable range for the tap positions of the tap transformer and the magnetic field coil, and then the test operation is performed. In this mode, the resistance value of the magnetic field coil that has been set by the tap is measured by passing a low current, and after confirming that the measured value matches the calculated value, operation is started in the normal operation mode, and the operating conditions are set. Also, a highly reliable plasma power supply control device that can prevent abnormal operation due to erroneous tap switching operations can be obtained.
さらに磁場コイルのタツプ位置は模擬信号装置
で設定できるので、高価で複雑な磁場コイルのタ
ツプ位置検出器を省くことができる。 Furthermore, since the tap position of the magnetic field coil can be set by a simulated signal device, an expensive and complicated tap position detector for the magnetic field coil can be omitted.
第１図は従来のプラズマ電源の制御装置の一例
を示す系統図、第２図は本発明の一実施例を示す
系統図、第３図および第４図はそれぞれ本発明に
おける試験運転モードおよび通常運転モードを示
すタイムチヤート、第５図は第２図における制御
用計算機の演算動作を示すフローチヤートであ
る。
１……磁場コイル、２……ダイオード整流器、
３……サイリスタ整流器、４……タツプ付変圧
器、５……変圧器、６，７，１２……しや断器、
８……交流電源、９……電流検出器、１０……電
圧検出器、１１……電流制御装置、１４……タツ
プ模擬信号装置、１５……制御用計算機。
Fig. 1 is a system diagram showing an example of a conventional plasma power supply control device, Fig. 2 is a system diagram showing an embodiment of the present invention, and Figs. FIG. 5 is a time chart showing the operation mode, and FIG. 5 is a flow chart showing the calculation operation of the control computer in FIG. 1... Magnetic field coil, 2... Diode rectifier,
3... Thyristor rectifier, 4... Transformer with tap, 5... Transformer, 6, 7, 12... Line breaker,
8... AC power supply, 9... Current detector, 10... Voltage detector, 11... Current control device, 14... Tap simulation signal device, 15... Control computer.
Claims (1)
整流器と位相制御されるサイリスタ整流器の直流
出力を直列接続してタツプ付きの磁場コイルを励
磁するプラズマ電源の制御装置において、磁場コ
イルのタツプ位置に対応する模擬信号を出力する
タツプ模擬信号装置と、上記磁場コイルのタツプ
位置および上記ダイオード整流器用変圧器のタツ
プ位置に対して通電電流および通電時間の設定値
が許容範囲にあることを判別して磁場コイルを試
験通電すると共に上記試験通電によつて検出した
磁場コイルの抵抗値が上記タツプ模擬信号から設
定された磁場コイルの抵抗値と一致することを判
別し磁場コイルの運転通電を開始する電流制御装
置を備えたことを特徴とするプラズマ電源の制御
装置。1. In a control device for a plasma power supply that excites a magnetic field coil with a tap by connecting in series the DC outputs of a diode rectifier whose voltage is adjusted by a transformer with a tap and a thyristor rectifier whose phase is controlled, the control device corresponds to the tap position of the magnetic field coil. A tap simulation signal device that outputs a simulated signal, and a magnetic field coil that determines that the set values of the energizing current and energizing time are within the permissible range with respect to the tap position of the magnetic field coil and the tap position of the diode rectifier transformer. a current control device that energizes the magnetic field coil for a test and determines that the resistance value of the magnetic field coil detected by the test energization matches the resistance value of the magnetic field coil set from the tap simulation signal, and starts operating the energization of the magnetic field coil; A plasma power supply control device characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57119951A JPS5911419A (en) | 1982-07-12 | 1982-07-12 | Controller of plasma power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57119951A JPS5911419A (en) | 1982-07-12 | 1982-07-12 | Controller of plasma power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5911419A JPS5911419A (en) | 1984-01-21 |
| JPH0323927B2 true JPH0323927B2 (en) | 1991-04-02 |
Family
ID=14774223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57119951A Granted JPS5911419A (en) | 1982-07-12 | 1982-07-12 | Controller of plasma power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5911419A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103065691A (en) * | 2012-12-25 | 2013-04-24 | 中国科学院等离子体物理研究所 | Feedback control system of low clutter power |
-
1982
- 1982-07-12 JP JP57119951A patent/JPS5911419A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5911419A (en) | 1984-01-21 |
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