DE305225C - - Google Patents
Info
- Publication number
- DE305225C DE305225C DENDAT305225D DE305225DA DE305225C DE 305225 C DE305225 C DE 305225C DE NDAT305225 D DENDAT305225 D DE NDAT305225D DE 305225D A DE305225D A DE 305225DA DE 305225 C DE305225 C DE 305225C
- Authority
- DE
- Germany
- Prior art keywords
- rectifier
- network
- winding
- anodes
- circuit
- 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.)
- Active
Links
- 238000004804 winding Methods 0.000 claims description 20
- 239000004020 conductor Substances 0.000 claims description 18
- 230000001264 neutralization Effects 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
- H02M7/064—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode with several outputs
Description
KAISERLICHESIMPERIAL
PATENTAMT.PATENT OFFICE.
Die Schaltung zum Betrieb von Dreileiternetzen, welche darin besteht, daß man zwei Gleichstromerzeuger hintereinanderschaltet und an ihre Verbindungsleitung den Nulleiter anschließt, läßt sich bekanntlich auch anwenden, wenn die Gleichstromefzeuger Metalldampfgleichrichter sind. Außer dieser Schaltung ist aber noch eine weitere möglich, welche unter gewissen Betriebsbedingungen, der bekannten Schaltung vorzuziehen ist.The circuit for operating three-wire networks, which consists in the fact that you have two DC generators are connected in series and the neutral conductor is connected to their connection line, As is known, it can also be used when the direct current generator has metal vapor rectifiers are. In addition to this circuit, another one is possible, which is under certain operating conditions, the known circuit is preferable.
Bei der neuen Schaltung, welche den Gegenstand der Erfindung bildet, wird ein Hauptgleichrichter verwendet, welcher die Spannung der Außenleiter des Netzes liefert, und zwei Hilfsgleichrichter, welche die Teilspannungen liefern. Der negative Außenleiter ist an den Mittelpunkt einer Drosselspulen- bzw. Transformatorwicklung angeschlossen, an . deren Außenklemmen die Anoden des Hauptgleichrichters liegen; dessen Kathode ist mit derjenigen eines der beiden Hilfsgleichrichter verbunden und bildet den Anschluß des positiven Außenleiters des Netzes. Die Anoden dieses Hilfsgleichrichters liegen an den Außenklemmen einer sekundären Hilfswicklung von der halben Windungszahl der erwähnten Drosselspulen- bzw. Transformatorwicklung, welche Wicklungen auf dem gleichen Eisenkörper oder auf verschiedenen angeordnet sein können. Der Mittelpunkt der Hilfswicklung ist mit der Kathode des zweiten Hilfsgleichrichters verbunden und bildet den Anschlußpunkt des Mittelleiters des Dreileiternetzes. Die Anoden des zweiten Hilfsgleichrichters sind an Anzapfungen des Haupttransformators bzw. der Hauptdrosselspule, welche in der Mitte zwischen dem Neutralpunkt und den Außenklemmen liegen, oder an besonderen Wicklungen angeschlossen.In the new circuit, which forms the subject of the invention, a main rectifier is used, which supplies the voltage of the external conductors of the network, and two auxiliary rectifiers, which the partial voltages deliver. The negative outer conductor is at the center point of a choke coil or transformer winding connected to . the outer terminals of which are the anodes of the main rectifier; whose cathode is with that one of the two auxiliary rectifiers is connected and forms the connection of the positive Outer conductor of the network. The anodes of this auxiliary rectifier are connected to the external terminals a secondary auxiliary winding of half the number of turns of the mentioned choke coil or transformer winding, which windings can be arranged on the same iron body or on different ones. The center point of the auxiliary winding is with the cathode of the second auxiliary rectifier connected and forms the connection point of the central conductor of the three-wire network. the The anodes of the second auxiliary rectifier are connected to the taps on the main transformer or the main inductor, which is in the middle between the neutral point and the outer terminals or connected to special windings.
In der Figur ist als Beispiel für die Erfindung eine Dreileiteranlage dargestellt, die von einem einphasigen Wechselstromnetz gespeist wird. . An diesem liegt die Primärwicklung ft des Transformators t; an die sekundäre Hauptwicklung S1 desselben sind in der Mitte der negative Außenleiter des Gleichstromnetzes, an den Außenklemmen die Anoden des Hauptgleichrichters gi und an den dazwischenliegenden Anzapfungen die Anoden des Hilfsgleichrichters g3 angeschlossen; die sekundäre Hilfswicklung S2, welche die halbe Windungszahl wie die Hauptwicklung S1 aufweist, speist die Anoden des Hilfsgleichrichters g3, während der Mittelpunkt dieser Hilfswicklung mit dem Nulleiter des Dreileiternetzes verbunden ist. Zugleich ist der Nulleiter mit der Kathode des Gleichrichters g3 verbunden. Die Speisung des positiven Außenleiters des Dreileiternetzes erfolgt von den miteinander verbundenen Kathoden der Gleichrichter g1 und g2 aus.In the figure, a three-wire system is shown as an example of the invention, which is fed by a single-phase alternating current network. . The primary winding ft of the transformer t is connected to this ; the negative outer conductor of the direct current network is connected to the secondary main winding S 1 of the same in the middle, the anodes of the main rectifier gi are connected to the outer terminals and the anodes of the auxiliary rectifier g 3 are connected to the taps in between; the secondary auxiliary winding S 2 , which has half the number of turns as the main winding S 1 , feeds the anodes of the auxiliary rectifier g 3 , while the center of this auxiliary winding is connected to the neutral conductor of the three-wire network. At the same time, the neutral conductor is connected to the cathode of the rectifier g 3 . The positive outer conductor of the three-wire network is fed from the interconnected cathodes of rectifiers g 1 and g 2 .
Bei gleichmäßiger Belastung der Netzhälften verteilt sich die Belastung den Leistungen derWith an even load on the halves of the network, the load is distributed over the performance of the
Claims (1)
Anordnung zum Betrieb von Gleichstrom-Dreileiternetzen mittels Metalldampfgleichrichter, wobei die beiden Außenleiter des Dreileiternetzes in normaler Gleichrichterschaltung einerseits an den Mittelpunkt der den Gleichrichter speisenden Transformatorwicklung, andererseits an die Kathode dieses Gleichrichters angeschlossen sind, dessen Anoden an den Außenklemmen jener Wicklung liegen, dadurch gekennzeichnet, daß der Nulleiter des Dreileiternetzes einerseits für die Netzhälfte zwischen Nulleiter und negativem Außenleiter an die Kathode eines Hilfsgleichrichters (g3), dessen Anoden aus mittleren Anzapfungen der sekundären Transformatorwicklung (S1) gespeist werden, und andererseits für die Netzhälfte zwischen Nulleiter und positivem Außenleiter an den Mittelpunkt einer sekundären Hilfswicklung (s2) angeschlossen ist, welche die halbe Windungszahl der erstgenannten Wicklung (S1) aufweist und die Anoden eines weiteren Hilfsgleichrichters (g2) speist, dessen Kathode zugleich mit derjenigen des Hauptgleichrichters Ig1) an den positiven Außenleiter des Dreileiternetzes angeschlossen ist; Hauptwicklung (S1) und Hilfswicklung (s2) können dabei auf dem gleichen Transformator oder jede auf einem besonderen Transformator liegen.Ρλ τ ε ν τ - A ν s ρ r υ e ii:
Arrangement for the operation of direct current three-wire networks by means of metal vapor rectifiers, the two outer conductors of the three-wire network in normal rectifier circuit being connected on the one hand to the center point of the transformer winding feeding the rectifier and on the other hand to the cathode of this rectifier, the anodes of which are connected to the external terminals of that winding, characterized in that that the neutral conductor of the three-wire network on the one hand for the network half between the neutral conductor and negative outer conductor to the cathode of an auxiliary rectifier (g 3 ), whose anodes are fed from the middle taps of the secondary transformer winding (S 1 ), and on the other hand for the network half between the neutral conductor and positive outer conductor the center of a secondary auxiliary winding (s 2 ) is connected, which has half the number of turns of the first-mentioned winding (S 1 ) and feeds the anodes of a further auxiliary rectifier (g 2 ), the cathode of which at the same time as de r that of the main rectifier Ig 1 ) is connected to the positive outer conductor of the three-wire network; Main winding (S 1 ) and auxiliary winding (s 2 ) can be on the same transformer or each on a special transformer.
Publications (1)
Publication Number | Publication Date |
---|---|
DE305225C true DE305225C (en) |
Family
ID=558754
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DENDAT305225D Active DE305225C (en) |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE305225C (en) |
-
0
- DE DENDAT305225D patent/DE305225C/de active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE305225C (en) | ||
DE683963C (en) | Group compounding for two or more converters connected to the same AC network | |
DE932319C (en) | Arrangement for voltage regulation of synchronous generators | |
DE309593C (en) | ||
DE661457C (en) | Procedure and arrangement for the commissioning of direct current high voltage transmission lines with operationally constant current strength | |
DE2227772A1 (en) | transformer | |
DE526811C (en) | Additional device for the use of X-ray diagnostic systems with a cell rectifier fed by a high voltage transformer for therapeutic purposes | |
DE587211C (en) | Arrangement for supplying commutatorless machines by means of grid-controlled discharge vessels from an alternating current network | |
DE609632C (en) | Arrangement for supplying commutatorless AC motors using grid-controlled discharge vessels from an AC network | |
DE435655C (en) | Device for feeding multi-phase mercury vapor rectifiers with anode number that is more than twice the number of mains phases | |
DE725545C (en) | Arrangement for power transmission between two direct current networks or between a direct current and an alternating current network | |
DE172317C (en) | ||
DE202573C (en) | ||
DE638191C (en) | Arrangement for supplying variable resistors from an alternating current circuit with current of the prescribed size | |
DE569744C (en) | Multi-phase rectifier system with one or more discharge vessels working in parallel in each secondary phase of the main transformer | |
DE696502C (en) | consumers with falling voltage characteristic | |
DE942700C (en) | Arrangement for the self-excitation of synchronous machines via rectifier | |
DE157883C (en) | ||
DE694441C (en) | Arrangement for converting alternating current by means of a contact device working synchronously with the alternating current to be converted | |
DE676591C (en) | Arrangement for influencing the power factor of transforming devices working with grid-controlled vapor or gas discharge paths | |
DE690103C (en) | Device for regulating the voltage of direct current motors, in particular vehicle motors | |
DE657384C (en) | Arrangement for commutation in converting devices with controlled discharge paths | |
DE469700C (en) | Device for converting direct current into other voltage | |
DE497640C (en) | Device for voltage regulation in multi-phase power systems with additional transformer | |
DE680297C (en) | Device for the automatic maintenance of an alternating voltage |