baber/WOPTO huggingface dataset:
Patent PT-105467-A (PT)
Title: Dispositivo para recolha e transmissão de dados de condução em veículos automóveis ligeiros.
Inventor: GONCALVES GONCALO NUNO ANTUNES
IPC: F02D37/02
Filed: 2010-12-31
Abstract: O PRESENTE DOCUMENTO DESCREVE UM DISPOSITIVO CAPAZ DE RECOLHER, A BORDO DE UM VEÍCULO AUTOMÓVEL LIGEIRO, UM CONJUNTO DE DADOS QUE SÃO UTILIZÁVEIS PARA DIVERSAS APLICAÇÕES: ESTIMATIVA DE CONSUMOS E EMISSÃO DE POLUENTES, PRODUÇÃO DE INDICADORES DO PONTO DE VISTA DE SEGURANÇA E CONFORTO, REGISTOS DE MANUTENÇÃO E ANOMALIA OU SIMPLESMENTE NUMA PERSPECTIVA DE OBTER DADOS PARA A AVALIAÇÃO E QUALIFICAÇÃO DO COMPORTAMENTO DE CONDUÇÃO. O DISPOSITIVO É LIGADO À PORTA OBD,DE ONDE É ALIMENTADO E ONDE RECOLHE A INFORMAÇÃO DISPONÍVEL DE ACORDO COM A NORMA EOBD. DISPÕE AINDA DE SENSORES ADICIONAIS PARA MEDIR PRESSÃO ATMOSFÉRICA (ALTÍMETRO), ACELERAÇÃO DO VEÍCULO NOS TRÊS EIXOS E UM RECEPTOR DE GPS COM ANTENA PARA LOCALIZAÇÃO, SENDO POSSÍVEL LIGAR OUTROS SENSORES SE NECESSÁRIO. O DISPOSITIVO PROCESSA A INFORMAÇÃO RECOLHIDA, ARMAZENA-A EM MEMÓRIA FLASH E TRANSMITE-A ATRAVÉS DE UMA LIGAÇÃO BIDIRECCIONAL DE DADOS VIA REDE MÓVEL (GPRS) EM IP (INTERNET PROTOCOL) PARA UM SERVIDOR NA INTERNET.O DISPOSITIVO PODE TAMBÉM SER LIGADO VIA BLUETOOTH A UM TERMINAL COMPATÍVEL (PC, TELEMÓVEL, PDA OU OUTRO DISPOSITIVO ELECTRÓNICO COMPATÍVEL) ONDE PODE SER VISUALIZADA A INFORMAÇÃO RECOLHIDA E PROCESSADA NO VEÍCULO, BEM COMO QUAISQUER DADOS ENVIADOS PELO SERVIDOR INTERNET PARA O VEÍCULO. LISBOA, 30 DE DEZEMBRO DE 2010.
Patent PT-105712-A (PT)
Title: Dispositivo de extracção de cápsulas, processo de operação deste e máquina incluindo o referido dispositivo
Inventor: NABEIRO RUI MIGUEL
IPC: A47J31/40
Filed: 2011-05-19
Abstract: A PRESENTE INVENÇÃO DIZ RESPEITO A UM DISPOSITIVO DE EXTRACÇÃO PARA CÁPSULAS CONTENDO UMA DOSE DE SUBSTÂNCIA AROMÁTICA, COMO OS UTILIZADOS EM MÁQUINAS DO TIPO CAFÉ EXPRESSO. É REVELADO UM DISPOSITIVO DE EXTRACÇÃO DE DIMENSÕES PARTICULARMENTE COMPACTAS E CUJO FUNCIONAMENTO DECORRE POR VIA DA APLICAÇÃO DE UMA FORÇA EXTERIOR SOBRE UM BRAÇO MOTRIZ DE UM MECANISMO DE TIPO ALAVANCA QUE COOPERA COM UM MECANISMO DE DESLOCAMENTO DE MODO A TRANSMITIR MOVIMENTO DE FORMA SEQUENCIAL FASEADA AOS DEMAIS ELEMENTOS MÓVEIS DO DISPOSITIVO DE EXTRAÇÃO. É ASSIM ASSEGURADO UM PROCESSO DE ADMISSÃO DE CÁPSULA, INTRODUÇÃO NUMA CÂMARA DE EXTRAÇÃO E EJEÇÃO DE FORMA SIMPLES E FIÁVEL. EM PARTICULAR, O DISPOSITIVO DE EXTRAÇÃO DE ACORDO COM A PRESENTE INVENÇÃO CARACTERIZA-SE POR PROPORCIONAR UMA EJECÇÃO FIÁVEL DA CÁPSULA PARA FORA DA CÂMARA DE EXTRACÇÃO, SEM RECURSO A FORÇAS DE TIPO ELÁSTICO SUJEITAS A FADIGA DE MATERIAL AO LONGO DO TEMPO. A PRESENTE INVENÇÃO REFERE-SE AINDA A UM PROCESSO DE OPERAÇÃO DE UM TAL DISPOSITIVO DE EXTRACÇÃO E A UMA MÁQUINA DE INFUSÃO, COMO POR EXEMPLO UMA MÁQUINA DE CAFÉ EXPRESSO, QUE INCLUI UM TAL DISPOSITIVO DE EXTRACÇÃO.
Patent PT-109485-A (PT)
Title: Método e aparelho de criação de um cenário tridimensional
Inventor: JOÃO DA SILVA PEREIRA
IPC: G09B21/00
Filed: 2016-06-23
Abstract: A PRESENTE INVENÇÃO ENQUADRA-SE NA ÁREA DOS EQUIPAMENTOS ELECTRÓNICOS DE REALIDADE VIRTUAL. É OBJECTO DA PRESENTE INVENÇÃO UM MÉTODO DE CRIAÇÃO DE UM CENÁRIO TRIDIMENSIONAL QUE COMPREENDE: A) CORRESPONDER UMA DISTÂNCIA A MEIOS DE EMISSÃO DE SOM (3) ¿ DENOMINADA DISTÂNCIA A UMA FONTE SONORA VIRTUAL ¿ A UM SOM COM PELO MENOS UMA FREQUÊNCIA, EXISTINDO UMA CORRESPONDÊNCIA ÚNICA ENTRE UMA DISTÂNCIA A UMA FONTE SONORA VIRTUAL E UM SOM; E B) EMITIR O REFERIDO SOM POR VIA DE MEIOS DE EMISSÃO DE SOM (3). O MÉTODO PROPORCIONA ASSIM, PELA RELAÇÃO ENTRE DISTÂNCIA E FREQUÊNCIA, QUE UM UTILIZADOR DETERMINE ¿ SEM RECURSO À VISÃO ¿ QUE UM PONTO ESPACIAL EXISTE EM RELAÇÃO A SI, BEM COMO UMA MEDIDA DA DISTÂNCIA A QUE SE ENCONTRA. NUM MODO DE REALIZAÇÃO, É POSSÍVEL DISTRIBUIR N FONTES SONORAS VIRTUAIS, CADA QUAL COM A SUA FREQUÊNCIA OU FREQUÊNCIAS ASSOCIADAS, POR N PLANOS FRONTAIS (1) A UM UTILIZADOR. A PRESENTE INVENÇÃO COMPREENDE IGUALMENTE UM APARELHO CORRESPONDENTE.
Patent PT-116543-A (PT)
Title: Sistema automatizado e processo de produção de requeijão com recuperação de calor
Inventor: JORGE MANUEL PRATAS DOS SANTOS AREDE
IPC: F28D7/00
Filed: 2020-06-30
Abstract: SISTEMA PARA PRODUÇÃO DE REQUEIJÃO COM RECUPERAÇÃO DE CALOR CARACTERIZADO POR COMPREENDER UM TANQUE DE BALANÇO (1); UMA BOMBA PERISTÁLTICA (3); UM PERMUTADOR DE CALOR PARA TRANSFERIR O CALOR ENTRE OS FLUÍDOS QUE CIRCULAM EM CONTRACORRENTE (4); PELO MENOS UM TANQUE DE PRÉ-AQUECIMENTO DO SORO (5) COM UMA SERPENTINA TUBULAR CONSTRUÍDA EM AÇO INOX (6) PARA A CIRCULAÇÃO DE SORELHO; UM TANQUE DE FABRICO DE REQUEIJÃO (13) DE PAREDE DUPLA COMPREENDENDO PELO MENOS UM AGITADOR DE PÁ E PELO MENOS UM MOTOR ELÉTRICO (14) ADAPTÁVEL AO TOPO DO TANQUE DE FABRICO DE REQUEIJÃO (13); E UMA BOMBA CENTRÍFUGA (19) PARA CIRCULAÇÃO DO SORELHO ATRAVÉS DE PELO MENOS UMA SERPENTINA DO(S) TANQUE(S) DE PRÉ-AQUECIMENTO E DO(S) PERMUTADOR(ES) DE CALOR (4).
Patent RU-94008290-A (RU)
Inventor: KAUSHLY K M
IPC: A61H9/00
Filed: 1994-03-10
Abstract: FIELD: medical equipment, can be used in physiotherapeutic rooms as a means for hydrotherapy and hardening, as well as in every-day life as a shower nozzle. SUBSTANCE: the liquid flow distributor uses a casing with liquid feed branch pipes 2, distributing (3) and distributing-separating (4) partitions, with inserts 5, 5′ installed between them. Separating rings 6, forming annular cavities 7 between distributing partition 3 and distributing-separating partition 4 and the casing. Separating rings 6 have radial holes 8 around the edges, from which liquid is fed to the distributing (3) and distributing-separating (4) partitions and further through inserts 5, 5′ flows out by jets. The quantity and size of the holes increase with remoteness from the joint of liquid feed branch pipe 2 to cavity 7, which provides for a uniform feed of liquid around the edges of partitions 3, 4 through holes 8 of rings 6. An additional distributing partition is installed on distributing partition 3 for adjustable turning relative to partition 3 by means of eccentric 9, and fixing by means of screw 10. EFFECT: enhanced efficiency.
Patent RU-94016189-A (RU)
Inventor: MAJKL SKOTT DEJSS
IPC: H04N21/43
Filed: 1994-05-12
Abstract: FIELD: radio engineering. SUBSTANCE: encoding part of device has modulo K counter, which is synchronized by device clock. Resulted value is introduced in signal at transmission piece according to prepared schedule. Receiving part of device has similar counter, which is controlled by control synchronization signal from receiver. Value generated by this counter is used when signals that have been encoded during sending are received. Difference between subsequent samples of signals counted by counter of receiver is compared against difference between subsequent samples, which has been introduced during sending. This results in possibility to generate control signal for synchronization of receiver. EFFECT: synchronization at intermediate pieces of signal transmission, compression of video signal that runs through several units.
Patent RU-94025039-A (RU)
Inventor: KUKUSHKIN JU N
IPC: C07F15/00
Filed: 1994-07-04
Abstract: FIELD: analytical chemistry. SUBSTANCE: new complex compound of rhodium (I), di(allylamino)dicarbonyl(bis-m-chloro)dirhodium (I) is synthesized from the complex compound dicarbonyl(benz-2,1,3-thiazolchlororhodium (I)) for two stages. Firstly, by action of allylamine on the parent complex dicarbonyl(allylamino)chlororhodium (I) is prepared which is subjected for then by partial decarbonylation and the end product is obtained. The latter reacts easily with carbon oxide (II) that visually can be indicated by color change from orange to blue one. Invention can be used for visual expressed assay of dangerous carbon oxide (II) concentration in different compartments. EFFECT: improved method of analysis.
Patent RU-94026541-A (RU)
Inventor: MOISEEV A N
IPC: H01F27/14
Filed: 1994-07-18
Abstract: FIELD: electric power engineering. SUBSTANCE: invention deals with preparation of transformer oil for replenishment of bushings of high-voltage gear without their dismantling from gear and without disconnection of transformers from network. In compliance with process oil is fed into pumped away space, where degassing of oil is carried out continuously. Feed of oil and its degassing are conducted in steps till space is filled, sample is taken and sent for analysis and in case of positive results of oil analysis bushings are replenished with oil where samples are taken again. Device for realization of process has pump, valve, tee-joint connected by means of pipe-lines to internal space of bushing, vessel with oil made in the form of volume integrating two spaces divided with floating piston. Upper surface of the latter carrier member for its attachment in upper position of space. Upper face surface of space is fabricated in the form of lid where member for attachment of piston is located. Lower face surface is manufactured in the form of sealed base which carries injector, pump, check valve and another valve. Base has through passage communicating with space under piston via check valve and pump. Open end of passage has second check valve. Pump is manufactured in the form of hand-operated piston pump in which space under piston there are installed admission and discharge valves connected to pipe-lines. End of discharge pipe-line carries tip mated to internal space of second check valve and to similar space of valve of tee-joint mounted bushing. EFFECT: invention makes it possible to prepare transformer oil of needed composition right in device increasing efficiency of its cleaning and excluding any possibility of its saturation with air in process of replenishment.
Patent RU-94027079-A (RU)
Inventor: MUCHINSKIJ JA D
IPC: C10L1/08
Filed: 1994-07-21
Abstract: FIELD: automobile manufacture. SUBSTANCE: fuel composition based on hydrofined diesel fuel boiling off within the range 180-360 C contains 5-20% of straight-run diesel fraction boiling off within the range 160-240 C and 5-50% of dewaxed diesel fraction with boiling range 200-320 C. EFFECT: improved environmental safety.
Patent RU-94028427-A (RU)
Inventor: SEN L I
IPC: F28D7/12
Filed: 1994-07-27
Abstract: FIELD: boiler engineering, stationary and mobile boiler plants with various coolants. SUBSTANCE: device has tube bundle built up of external uptake tube with blind bottom and internal downtake tube. Each tube is diametrically split and its parts are joined as follows: in external tube, by annular drilling of bottom; in internal tube, by coupling installed on inner projection of external tube. Bottom of internal tube is connected through threaded joint with mud box joined through drilling with external tube bottom. In heating, steam-water mixture goes up in channel between parts of internal tube 11 and external tube 2, passes through holes 17 of coupling 6 and between parts 10 and 1, then it goes to drum. Steam is separated from water as the latter moves in internal tube and through its holes 13 flows to space between parts 11 and 2 of tubes; mud is discharged to mud box space 18. EFFECT: facilitated maintenance, repair, and manufacture, improved efficiency, reduced fuel consumption. 1 dwg
Patent RU-94029820-A (RU)
Inventor: UTKIN JU A
IPC: C22C30/00
Filed: 1994-08-05
Abstract: FIELD: metallurgy of heat- resistant iron-nickel alloys, more particularly welding materials. SUBSTANCE: in order to increase hot deformability and resistance to crack formation during welding operations and to provide prolonged strength of weld joint, the claimed alloy comprises, wt.-%: 0.30-0.60 carbon; 1.00-2.00 silicon; 0.5-1.5 manganese; 0.005-0.012 phosphorus 0.008-0.012 sulfur; 25-27 chromium; 29-36 nickel; 0.1-2.0 molybdenum; 0.2-0.5 tungsten; 0.05-0.4 titanium; 0.0005-0.005 boron; 0.05-0.2 aluminium; 0.005-0.15 zirconium; 0.5-1.8 niobium; 0.015-0.15 magnesium; 0.01-0.05 nitrogen; 0.008-0.15 yttrium; 0.0005-0.001 lead; 0.002-0.005 tin; 0.0005-0.001 zinc; 0.0005-0.001 bismuth; 0.0002-0.005 arsenic; 0.0003-0.04 antimony and the iron balance when fulfilling the requirements of equation:. EFFECT: improved properties of the heat-resistant alloy.
Patent RU-94030778-A (RU)
Inventor: ZABELIN A M
IPC: B23K26/20
Filed: 1994-08-10
Abstract: FIELD: laser welding of tubes, having small diameters, from different type materials. SUBSTANCE: method comprises steps of directing a laser irradiation with use of a rotating device, mounted before a focusing device and spaced from the last by a distance L, equal to L=F(1+F/R), upon a rotation angle of the rotating device, equal, where F - a focusing interval of the focusing device; R-a radius of the tube, being welded; X - a shift of the butt, being welded, from its normal position. The rotating device may be in the form of any deflecting unit such as mirror, prism and so on. The focusing device may be a mirror-type or through-type device. EFFECT: enhanced quality of welded seam, ameliorated characteristics of system for controlling position of the butt relative to irradiation to be fed.
Patent RU-94039225-A (RU)
Inventor: KHROMOV V M
IPC: B41F31/00
Filed: 1994-10-18
Abstract: FIELD: polygraphy, printing on figures of rotation. SUBSTANCE: aim is to expand capabilities of centerless scheme of printing due to decrease of loading on offset rolls. Apparatus has continuous action conveyor with fixed on it uniformly spaced leads and located on both sides of conveyor operational branch and opposite to each other joints of printing with offset rolls. Offset rolls are mounted so as to be capable to move perpendicularly to conveyor axis and are kinematically linked to each other and with conveyor drive so, that they are turning in single direction and half of their operational surfaces rotation speeds difference is equal or exceeds speed of conveyor movement. EFFECT: expanded capabilities of centerless scheme of printing due to decrease of loading on offset rolls.
Patent RU-94040943-A (RU)
Inventor: LISTOVA Z A
IPC: C12G3/04
Filed: 1994-11-04
Abstract: FIELD: food industry; may be used in alcoholic beverage branch. SUBSTANCE: bitters contain foxberry leaves, pine coniferous needles, juniper, apples, European birdcherry, lemon oil, sugar, color, aqueous-alcohol liquid. EFFECT: improved taste and flavor. 2 cl
Patent RU-94041745-A (RU)
Inventor: VERNER SHTROTKHOFF
IPC: C10N30/20
Filed: 1994-09-30
Abstract: FIELD: lubricant materials. SUBSTANCE: agent has at least one amphoteric nitrogen-containing substance and additional component. Amphoteric nitrogen-containing substance is compound of the general formula (I)where: R- unsaturated or mono- or multi-unsaturated linear or branched unsubstituted alkyl with 6-22 carbon atoms or that substituted with hydroxyl, amino, imino, carbonyl, halogen or carboxyl; R- carboxyl with 2-7 carbon atoms; M - hydrogen, alkaline metal, ammonium, alkyl with 1-4 carbon atoms or benzyl. Additional component - at least one organic carboxylic acid taken from the group involving mono- or multibased saturated carboxylic acids with 2-22 carbon atoms and mono- or multi-unsaturated carboxylic acids with 2-22 carbon atoms at ratio of compound of the formula (I)to organic carboxylic acid = (10:1)-(1:3). EFFECT: enhanced quality of agent.
Patent RU-94042067-A (RU)
Inventor: SERGEEV A M
IPC: H04B1/26
Filed: 1994-11-23
Abstract: FIELD: radio engineering. SUBSTANCE: receiver incorporates phase-locked-loop frequency control for synchronous reception of signals with amplitude. frequency, and phase modulation and also single-band signals with carrier residue. Heterodyne oscillations are modulated by voltage supplied from auxiliary low-frequency oscillator which has made it possible to replace DC voltage amplifiers by ac ones. In addition, receiver uses automatic gain control, and PLL system incorporates amplitude limiter. Receiver sensitivity may be brought to 5 mcV and lower without using high-frequency amplifier. Block-diagram of receiver is given in description of invention. EFFECT: improved tuning stability, noise immunity sensitivity. 1 dwg
Patent RU-94046418-A (RU)
Inventor: EHDVARD DZH DALDZHEVI
IPC: B65D81/34
Filed: 1993-02-03
Abstract: FIELD: polymeric materials. SUBSTANCE: invention relates to polyether EXHIBITING oxygen permeability from about 0.2 to about 4.9 cm/100 inchs-24 h-atm at 23 C and relative humidity 100% (from the inside) and relative humidity 60% (on the outside) and recrystallization enthalpy from 0 to -2.1 cal/g and linear size contraction from about 0% to about 6% at heating from about -60 C to about 200 C. Invention provides also process of synthesis of this polyether and manufacture process of article made of its. Crystalline polyether article can be used as container for foodstuffs that were used both microwave and usual furnaces and/or for the frozen foodstuffs; article exhibits good properties of gas barrier and size stability after pressing at temperature from about -60 C to about 200 C. EFFECT: enhanced quality of polyether.
Patent RU-95100680-A (RU)
Inventor: EVSTJUNICHEV N I
IPC: A01D34/76
Filed: 1995-01-17
Abstract: FIELD: agricultural engineering. SUBSTANCE: proposed cutter drive has drive shaft with knife antiphase displacement mechanism on base of rocking plates installed in housing. Rocking plates are mechanically coupled with knives. Mechanical coupling of rocking plates and knives is provided by means of pins mounted on knives and provided with pin rolling members. Working surface of plate is made torus-shaped. EFFECT: improved drive of double knife cutter.
Patent RU-95103432-A (RU)
Inventor: EHRIK GUSTAV LANDKVIST
IPC: B01J31/10
Filed: 1995-03-09
Abstract: FIELD: organic chemistry. SUBSTANCE: desired bisphenols are prepared by interaction of phenol with aliphatic aldehyde or with ketone in the presence of acid catalyst and anion-exchange resin of weak base. Cation-exchange resin of strong acid is used as mentioned above acid catalyst, quantity of said anion-exchange resin being less than that of acid catalyst. EFFECT: improved efficiency.
Patent RU-95104502-A (RU)
Inventor: REZNIKOV A S
IPC: A61P35/00
Filed: 1995-03-28
Abstract: FIELD: medicine. SUBSTANCE: method involves administration of tamoxifen at dose 0.5-3.0 wt.-% in ointment base and the latter is applied directly on mamma gland followed by low-frequency magnetic induction at amplitude value 1.5-0.5 mTl in geometrical solenoid center at discontinuous regime of two inductor working for 10-20 min and procedure is repeated 4-8 times at interval for 24 h. Method promotes the rapid process stabilization (5-7 days against 84), eliminates surgery and by-side effect of preparation on organism. Method can be used for treatment of diffuse estrogen-dependent mastopathy. EFFECT: improved method of treatment, decreased treatment period, absence of by-side effects.
Patent RU-95104577-A (RU)
Inventor: FEDOROV S N
IPC: A61F2/14
Filed: 1995-04-06
Abstract: FIELD: medicine, ophthalmology. SUBSTANCE: pericardium is used as animal raw. Tissue is cleansed mechanically, cut, frozen five-fold and thawed in 1% sodium chloride solution and distilled water taken at ratio 1:1 for 48-72 h. Biomaterial can be used for surgery treatment of myopia, for scleroplastic material and antiglaucomatose drainage. EFFECT: improved method of biomaterial preparing.
Patent RU-95107239-A (RU)
Inventor: SIRENKO A N
IPC: E04G3/18
Filed: 1995-05-04
Abstract: FIELD: construction engineering. SUBSTANCE: platform has load-bearing frame, and attached to two lateral beams of frame are three longitudinal beams with possibility of changing distance between extreme beams. Extreme beams are L-shaped with their components lowered vertically down. Middle beam is provided with L-shaped extending member, and one side of it is turned through 180 deg. in relation to downward facing members of extreme longitudinal beams. Pivotally attached to horizontal portion of extending L-shaped member is supporting unit made in the form of two eye-lugs interconnected by supporting strip. Center of gravity of supporting unit is located below mounting point. Vertical members of extreme longitudinal beams are made sectional with possibility of changing their length. This platform can be installed without using hand labour. EFFECT: high efficiency. 2 cl, 3 dwg
Patent RU-95107614-A (RU)
Inventor: VOROB EV V G
IPC: F16L1/024
Filed: 1995-05-12
Abstract: FIELD: pipe line transport. SUBSTANCE: pipe line has three-member support mounted on steady sections above and below section of slope which presents danger of creep; single-member and two-member supports mounted on earth creep slope with pipes laid on them; pipes are provided with thermal compensators to take up temperature deformation which are located on steady section below earth creep slope. Innovation of invention consists in saddle-shaped form of single-member support which are installed in specific points of creep slope, i.e. where creep flow separation and bulging are expected, as well as in points of probable contact of pipe with creep section of slope; rigidly characteristics of pipe laid on creep slope are taken for any moment of rated service life of pipe line depending on maximum distance L between two adjacent saddle-shaped supports for any part creep slope which are determined from relationship given in Description. EFFECT: enhanced reliability at low cost.
Patent RU-95110075-A (RU)
Inventor: IL JUSHIN V F
IPC: B60K17/10
Filed: 1995-06-14
Abstract: FIELD: transport engineering; road building machinery; hydraulic drives. SUBSTANCE: liquid flow limiter for hydrostatic transmission has housing 1 with input 2 and output 4, plunger 6, springs 8 and control mechanism. Additional channel 14 made in limiter housing 1 between input 2 and output is connected with output 4. Additional spring 11 is installed before plunger 6 at side of input 2. Control mechanism is made in form of adjusting bolt 9 thrusting against main spring 8 and installed in housing 1. EFFECT: simplified design, enlarged operating capabilities. 2 dwg
Patent RU-95112025-A (RU)
Title: Voltage regulator with thyristor phase control
Inventor: GORUNOV N N
IPC: H02M7/155
Filed: 1995-07-03
Abstract: FIELD: electrical engineering; thyristor regulators operating into resistive and reactive loads. SUBSTANCE: regulator has transformer with center-tapped control winding whose leads are connected to phase-shifting circuit and diodes connected, respectively, through current-limiting resistors, to gate electrodes of thyristors and center tap of control winding, as well midpoint of phase-shifting circuit, are connected, respectively, to current-limiting resistors; novelty is that regulator has, in addition, ac amplifier built around transistors of different polarity of conductivity whose emitters are connected to center tap of transformer control winding, bases, to phase-shifting circuit midpoint through current-limiting resistor, and collectors, to transformer control winding through light-emitting diodes, optocouplers, current-limiting resistor, and parametric ac voltage regulator; output portion of optocouplers is inserted in control of thyristor gate electrodes. EFFECT: enlarged functional capabilities, provision for proportional dependence of regulated output voltage from angle of turn of phase-shifting circuit control resistor.