DE800309C - Resistance converter for converting direct current into single or multi-phase alternating current - Google Patents

Resistance converter for converting direct current into single or multi-phase alternating current

Info

Publication number
DE800309C
DE800309C DE1949P0035833 DEP0035833D DE800309C DE 800309 C DE800309 C DE 800309C DE 1949P0035833 DE1949P0035833 DE 1949P0035833 DE P0035833 D DEP0035833 D DE P0035833D DE 800309 C DE800309 C DE 800309C
Authority
DE
Germany
Prior art keywords
direct current
phase alternating
resistance
converting direct
alternating 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
Application number
DE1949P0035833
Other languages
German (de)
Inventor
Kurt Westphalen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Witt & Westphalen
Original Assignee
Witt & Westphalen
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Witt & Westphalen filed Critical Witt & Westphalen
Priority to DE1949P0035833 priority Critical patent/DE800309C/en
Application granted granted Critical
Publication of DE800309C publication Critical patent/DE800309C/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M7/00Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/42Conversion of DC power input into AC power output without possibility of reversal
    • H02M7/54Conversion of DC power input into AC power output without possibility of reversal by dynamic converters

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Current Collectors (AREA)

Description

Bekannt sind Wechselstrotnurnforrncr zur Unifi>rmnnl; \-(»i Gleichstrom in Ein- oclcrlelirl>ha sen-'@1'echse@strom nach Ahh. I, 1I und 111.Alternating currents are known to the uni> rmnnl; \ - (»i direct current in one-oclrlelirl> ha sen - '@ 1'echse @ strom nach Ahh. I, 1I and 111.

Widerstandstunforrner halfen gegenüber clektromagnetischen Umformern den Nachteil, daß sie in bezug auf Strr>tnwenderfeuer viel enil@findliclier gegen nacheilenden Strom sind als diese.Resistance tuners helped against clektromagnetic converters the disadvantage that they are much more enil @ findliclier with regard to internal fire lagging stream are than this.

Wenn bei Widers'tandsutnformern für gr(rlle I..eist@n;;en, h(>lie Spannungen 11n(1 stark nacheilenden Stninr funkenfreicr Lauf erzielt werden soll, muß di(' Laniellenzahl des Stromwenders sehr hoch ge-«itlilt werden, 11111 die Schaltleitungen und schaltsi <tnrrtan;;crr (lcr einzelnen Stufen gcnüge@ti(I baeiti ztt li<tltcri, zumal tiarrrl, wenn die Stufenwidurstiindc nicht alk# gleich groß ge@'v"<ihlt werden, s(>rrdcrn finit litcksicht auf möglichst genaue sitlus-Fortli (Ies at)-g.c. ", _, #i., rechenrd ah-c_ n,.,(.b<ncn `V'V'"e(h,.(l.-tt(-m. zweckent.l -stuft werden.If, in the case of resistance converters, for large (rlle I..eist @ n ;; en, h (> low voltages 11n (1 strongly lagging stninr spark-free run is to be achieved, the number of lanelles of the commutator must be very high , 11111 the switching lines and schaltsi <tnrrtan ;; crr (lcr individual stages gcnügen @ ti (I baeiti ztt li <tltcri, especially tiarrrl, if the stage resistance are not always the same size @ 'v "<, s (> rrdcrn finitely considering the most exact possible sitlus-Fortli (Ies at) -gc ", _, #i., rechenrd ah-c_ n,., (. b <ncn` V'V '"e (h,. (l.- tt (-m. purposeful.l -categorized.

.\tin aber ist die .Laniellenzahl eines @tr(>rn«-en-(crs bei (#inem hc.stimmten Durchmesser begrenzt .. S,.But. \ tin is the .laniell number of a @tr (> rn «-en- (crs at (#inem hc. correct diameter limited .. S ,.

(.Itrr"ch (iic mechanische Festigkeit de, _( hw<alhcrrschw<arizcs. Mit Rücksicht auf (fiese Festigkeit kann eine untere (grenze von ca. i,5 mm für die Latnellen.-st;irke im Sch «allienschw<anz nicht tititerscliritteti @@er(lcn. I )as h('iß also die maximale Laniellcnzahl trnd damit die Grenzleistung (es Umformers ist 1>ei gcgclrenf@n Werten für Spannung 11n(1 cos ('irre di,'kte 1?unktion des Strotnwenderdurchmessers und damit des \facchinendurchniessers. Zweck der 1?rtitr(ttti" ist. die 1,eistttti r des tTrnfor-tners bei "e =(°1)en ticr (@liercr Grenze für den Durchrncsser (ges Um f((rniers und damit des Strotn@ecnders st(#i:;ern ztt k(!@riri(ri, (>live Strotnwenderfeuer zu erbalten.(.Itrr "ch (iic mechanical strength de, _ (hw <alhcrrschw <arizcs. With regard to (nasty strength, a lower (limit of approx. 1.5 mm for die Latnellen. I) as h ('eats the maximum number of lines and thus the limit power (of the converter is 1> ei gcgclrenf @ n values for voltage 11n (1 cos ('irre di,' kte 1? unction des Diameter of the turner and thus of the \ facchin diameter. Purpose of the 1? Rtitr (ttti " is. the 1, eistttti r of the tTrnfor-tner at "e = (° 1) en ticr (@liercr limit for the Durchrncsser (ges Um f ((rniers and thus des Strotn @ ecnders st (#i:; ern ztt k (! @ riri (ri, (> to inherit live street user fire.

In -'ebb. IV ist die treue Anordnung im Prinzip dargcstcIlt, und zwar- der Einfachheit halber für (lie Verwett(htn- vors a Stromwendern und l.Tn1formertn in I?in diaseustrom, wodurch sich bei <r(@<@t.lienc°m I n 1Laxitnaldurchniesser für (gen Stromwender die (loppultc# fxisttntg erzielen läßt wie nach Abb. I, 1I und 111, Purcli hrhirlrung (fier Zahl der Stromwender und sinngeni:ifie @'erschaltung ist eine weitere 1-Ter-..;(-tztlii" r (@r (Trennleistung unal),hiingig vom , auf l möglich. Bei i Betrachtung _( >li I`. #tr cliriit... ( r möglich. #t m _ 11 (r. _l.(.rint sofort, bei #'t ((#t - angc°wandte;i Schal-11111- tnati s. (;t: . 1.<,r1 t r1(°llt° iz.<t rlita ' #` ir <rriilicrun@r ,., l. effelctiw hl ( c c " ;, (1c. l@urcinuesscra auf die'# cl(rppelte erhöht wurde. Durch sinnvolle Wahl der Lamellenzahl und Versetztitlg der @amcllentcilungcn der beiden Stromv-cnder gegeneinander wurde erreicht. (laß innerhalb Cities Drehwinkels, der einer Lamellenhreite entspricht, vier Widerstandsstufen zu- hzw. abgeschaltet wurden, wodurch die angestrebte sinus-Vorin praktisch stufenlos erreicht @',tirde.In -'ebb. IV, the true arrangement is shown in principle, for the sake of simplicity for (lie Verwett (htn- before a commutators and l.Tn1formertn in I? In diaseustrom, which results in <r (@ <@ t.lienc ° m I n 1Laxital diameter for (towards commutator which (loppultc # fxisttntg can be achieved as in Fig. I, 1I and 111, Purcli hrhirlrung (fier number of commutators and meaningful: ifie @ 'circuit is a further 1-ter - ..; (- tztlii "r (@r (separation performance unal), depending on , on l possible. When considering _ (> li I`. #tr cliriit ... (r possible. #tm _ 11 (r. _l. (. rint immediately , bei # 't ((#t - angc ° turned; i scarf-11111- tnati s. (; t:. 1. <, r1 t r1 (° llt ° iz. <t rlita'# `ir <rriilicrun @ r,., l. effelctiw hl (cc ";, (1c. l @ urcinuesscra to which '# cl (rppelte was increased. By sensible choice of the number of lamellas and offset the @amcllentcilcn of the two Stromv-cnder against each other was achieved within Cities angle of rotation, which corresponds to a slat slide, four resistance levels add. were switched off, whereby the desired sinus-Vorin achieved practically continuously @ ', tirde.

Der Gleichstrom wird (lern aus den leiden parallel geschalteten Widerstandsgruppen H', und TV" und den Strornwündern St, und St@ bestehenden Svstenn iiber die Bürsten .Sß und (ü(# Schleifrin@#e Sr ttnd .5., f ..The direct current is (learn from the resistance groups H ', and TV ", which are connected in parallel, and the Strornwündern St, and St @ existing systems via the brushes .Sß and (ü (# Schleifrin @ # e S r ttnd .5., F. .

zugefiilirt. Det- Wechselstrom wird Tiber die Bürsten li en 1 I , von denen jeweils zwei parallel ereit g an d Strornweti(lerri ahfg(inoninien. Grundsiitzlich wäre es auch möglich, an (lern Stromwendern mit Gleichstrom einzuspeisen und den Wechselstrom an den Schleifringen abzunehmen; alter es ist vorteilhafter, über die Ritige einzuspeiscti, da auf <lcr Prinitirseite @@-cgcti der inneren 1'erhtstc die griiß(°r-e Leistung an den 1 >iirsten übertragen i% erden inu13.filled up. Det alternating current is Tiber the brush li s 1 I, of which two parallel ereit g of d Strornweti (Lerri ahfg (inoninien Grundsiitzlich it would also be possible to (learning commutators with direct current feed and remove the AC current to the collector rings;. Old It is more advantageous to feed in via the rituals, since on the principle side @@ - cgcti the inner 1'erhtstc transfer the greatest power to the 1> first.

Die Schalturig nach ,:11t1>. I@' eignet sich besonders für die L'tit for rntzry<,. nie,(lt.rf,i.rc,r C 11( .i( .h.sI<a nteungen (bis etwa -5o `'01t) in Wechsel sparirtungen, da die `Viderstandsgruppen TU', 11n(1 II% parallel liegen. Für lüi;iere Spannungen ist die Anordnung nach Ahh. G' günstiger, da hier nur eine Widcrstanclsgruppe h1' (r -haml #n Ist, deren "I'cil@#-i(lcrstünde alle. in Serie r . ( liegen. In A1>1>. @'I ist die ..Anordnung dargestellt, die gest<tttct, gleichzeitig "'ecIl>elstrüiiie verschiedener Phasenzahl über die Bürsten l', I', fI', X, I', 7_ abzunehmen.The Schalturig to,: 11t1>. I @ 'is particularly suitable for the L'tit for rntzry <,. never, (according to rf, i.rc, r C 11 (.i (.h.sI <anteungen (up to about -5o `` '01t) in alternating savings, since the `resistance groups TU', 11n (1 II% For external voltages, the arrangement according to Ahh. G 'is more favorable, since here only one resistance group h1' (r -haml #n, whose "I'cil @ # - i (would all be in series r. (lying. In A1>1>. @ 'I the arrangement is shown, which allows simultaneous "'ecIl> elstrüiiie different number of phases over the brushes l ', I', fI ', X, I', 7_ to decrease.

Claims (1)

PATEN TANsr>r,t c HE: t. Widcrstandstrt1rfortner zum Uniformen v011 (gleiclnstrom in Irin (n(ler @lehrlih asen-`v't'e@hsclstr@m, dadurch gd<cnnzeichnct, (1a13 zur Erhi lrt, _ n#<># (cr l (är('nz( -Listurig . , ,# einer ylpe zwei oder ttrehrtromj'.cn(ler mit gegcneinan(le@r versetzten l.amcllen 11n(1 Widerst<inden (Abh. I`' c@(,1er V) verwendet wcrde.n. 2. \@'i@lerstan(lsumiormcr nach Anspruch i, dadurch gel:(#tnizciclitiet, (laß a11 (gen verschie-(lenen @tro niwen(lern @@'echselströme N-erschied@ner 1'liasenzahl über e-ntsl»-echend angeord-»ete liiirsterisritzc aligen(@mmen \\-erden. PATEN TANsr> r, tc HE: t. Resistance to uniforms v011 (same current in Irin (n (ler @lehrlih asen-`v't'e @ hsclstr @ m, thereby gd <cnnzeichennct, (1a13 to the receipt, _ n # <># (cr l (ar ( 'nz (-Listurig.,, # one ylpe two or ttrehrtromj'.cn (ler with opposite (le @ r offset l.amcllen 11n (1 Resist <ind (Dep.I`' c @ (, 1er V)) .n. 2. \ @ 'i @ lerstan (lsumiormcr according to claim i, thereby: (# tnizciclitiet, (let a11 (gen via e-ntsl »- properly arranged liiirsterisritzc aligen (@mmen \\ - earth.
DE1949P0035833 1949-03-05 1949-03-05 Resistance converter for converting direct current into single or multi-phase alternating current Expired DE800309C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE1949P0035833 DE800309C (en) 1949-03-05 1949-03-05 Resistance converter for converting direct current into single or multi-phase alternating current

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1949P0035833 DE800309C (en) 1949-03-05 1949-03-05 Resistance converter for converting direct current into single or multi-phase alternating current

Publications (1)

Publication Number Publication Date
DE800309C true DE800309C (en) 1950-10-30

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1073082B (en) * 1960-01-14 Kellma A B Ljungby (Schweden) Compounded, mnenpohge synchronous machine
DE1074737B (en) * 1960-02-04 Kellma AB., Ljungby (Schweden) Compounded, internal pole synchronous machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1073082B (en) * 1960-01-14 Kellma A B Ljungby (Schweden) Compounded, mnenpohge synchronous machine
DE1074737B (en) * 1960-02-04 Kellma AB., Ljungby (Schweden) Compounded, internal pole synchronous machine

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