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Matches 501 - 550 out of 6,417

Document Document Title
JP5354728B2
To achieve a simple configuration as well as stepless control of the output voltage, in a voltage controlled transformer. The voltage controlled transformer includes: a transformer formed by winding an input winding AN1 and an output win...  
JP2013229589A
To impart a function of indicating that a voltage adjustment function reaches a limit to a column upper transformer with an automatic tap switching function.A column upper transformer with an automatic tap switching function comprises: a...  
JP5336136B2
To provide an existing automatic voltage regulator for power distribution in which a protective cover is easily attached to a tap position inspection window even for a field assembled article. In the automatic voltage regulator for power...  
JP2013539221A
The present invention relates to a tap changer at the time of load for switching without interception of between a winding tap of a stepdown transformer, and a winding tap. Two load part Kibe is provided to each phase which should be swi...  
JP5317896B2
To provide a vacuum valve which allows use in high pressure gas and a tap switching device for gas insulation load which is small sized and has high reliability suitable for the vacuum valve. The vacuum valve 2 is arranged inside a seale...  
JP5318024B2
To switch a Δ-connection to a V-connection, while preventing the increase of a loss due to a load loss. A load factor calculating section 11 calculates a load factor of a three phase power transformer on the basis of the detection value...  
JP2013538547A
A switch is provided with a course including a plurality of transformers and arbitrary numbers of wiring. Each transformer of a plurality of above-mentioned transformers is provided with a core and a control coil. The course is constitut...  
JP2013537717A
The invention relates to an on-load tap changer for switching among different winding taps of a step transformer without interruption. The general inventive concept lies in eliminating the previously static design of the on-load tap chan...  
JP2013201319A
To improve assembly operability while improving the reliability of a device by reducing a load on a shaft.A tap changer includes a metallic driving shaft 110, a current collecting contac shoe 120 extending outside the driving shaft 110 i...  
JP5296471B2
To provide an existing automatic voltage regulator for power distribution in which work for providing a protective plate to a viewing window through which a check of a tap position is greatly simplified. A bolt pass-through hole 312a is ...  
JP2013535849A
The present invention is a tap changer for switching continuously between winding taps of a tap transformer, A tap transformer is related with a tap changer provided with a transformer tank filled up with oil, and it is a tap changer, It...  
JP5286610B2  
JP2013175776A
To provide a compact tap switching device capable of performing high-speed silent tap switching with a simple structure in which a driving mechanism is reduced, and to provide an inexpensive silent and space-saving type on-load tap switc...  
JP5279864B2  
JP5280510B2
An electrical winding (2) elongated across the width of a running metal plate (4) is located above the plate and orientated parallel to it. Magnetic bars (9) associated with the winding may be individually slid along it to adjust the fie...  
JP5283261B2
To provide a compact tap changer capable of changing taps at high speed and quietly while having a simple configuration with less driving mechanism compared with conventional ones, and to provide an inexpensive, quiet, and space-saving o...  
JP5279120B2
To provide an inexpensive and compact on-load tap changing device. The on-load tap changing device is characterized in being composed of one current-limiting resistance by arranging the current-limiting resistance 408 on an insulating pl...  
JP5276961B2
To provide an on-load tap changing device which is compact, generates low switching noise, and can optimize a cutoff speed. The on-load tap changing device is characterized in that the cutoff speed can be optimized and noise due to a cut...  
JP2013162604A
To provide a power facility support system that can apply an optimal amount of load suppression to a transformer in tune with a coping time necessary for a worker to cope with trouble.An electric facility operation support system compris...  
JP2013530520A
The present invention relates to a tap switching arrangement at the time of load for stepdown transformers. A tap switching arrangement has one [at a time] main current part Kibe and auxiliary current part Kibe to each of two winding tap...  
JP5237994B2  
JP2013528942A
The present invention relates to a tap switching arrangement at the time of load for switching without interception between winding taps of plurality of a stepdown transformer. According to the present invention, within each auxiliary cu...  
JP2013134997A
To provide a diverter switch which can make the switching operation of contacts irreversible when switching taps of a tap winding from an even-numbered tap to an odd-numbered tap, and when switching from an odd-numbered tap to an even-nu...  
JP5225360B2  
JP2013527565A
An interception change [in / in especially the present invention / a load tap changer of 変成器 with a tap], It can circle in between two termination positions about a mechanical switch contact for an opening-and-closing change or a c...  
JP5223067B2  
JP2013526772A
The present invention relates to a load change switch for a tap changer at the time of load provided with a continuation main contact switched without a performance loss for each phase. Being general and an invention idea are the fixed c...  
JP2013526771A
The present invention relates to a load change switch for a tap changer at the time of load for a change of no intercepting nature between winding taps from which a tap change transformer differs at the time of load. A power accumulation...  
JP2013524544A
[Means for Solution] The present invention is step change gearing 10 for a tap changer or a tap selector at the time of load of a tap change transformer at the time of load, In the case of this step change gearing, cam disk 18; 20 driven...  
JP2013120855A
To increase the variable range of a resonant frequency in a resonant circuit.A pitch variable coil includes a helical coil 1, and a coil pitch variable part 2 with which a coil pitch of the helical coil is varied.  
JP5210809B2  
JP2013520809A
The present invention relates to a tap changer which has a solid-state-switching element for switching between winding taps of plurality of a transformer with a tap to non-瞬断. In this case, this tap changer is a hybrid switch. This h...  
JP2013519996A
The present invention was provided with a change axis (22) in which a mechanical changeover section article (MTF, TTF) or a final controlling element article (24) for a plurality of operation stages of a vacuum interception pipe (MSV, TT...  
JP2013520018A
A transformer in which magnetic flux generated by the variable 1st voltage which has primary winding and a secondary wind line and is impressed to the primary winding concerned induces the variable 2nd voltage on the secondary wind line ...  
JP5196343B2  
JP2013516051A
[Subject] The present invention relates to the tap changer with a pre selector which has a polar circuit. [Means for Solution] One independent polar resistance is provided in each of the starting point of tap winding, and a terminal poin...  
JP2013077731A
To inhibit a tap switching operation from being performed when a changeover switch of an on-load tap switching device is inoperable.An on-load tap switching device comprises an accumulation drive mechanism 1 including a spring 6 which is...  
JP5187750B2  
JP2013065740A
To provide an energy-accumulation mechanism having a forced closing mechanism in which space saving is achieved, and to provide an on-load tap changer including the same.The energy-accumulation mechanism includes a spring 26, a hoisting ...  
JP2013065763A
To provide an on-load tap changer incorporating a covered electrode which is free of cracks in or separation of an insulating material, and therefore exhibits excellent insulation strength.A fixed contact 9 is fitted to a column 11 penet...  
JP2013058527A
To provide a novel transformer capable of reliably preventing a solid matter such as metal powder from entering a transformer tank via a conservator.The transformer body 20 and the changeover switch housing chamber 31 of an on-load tap c...  
JP5159984B1
A transformer (50) is provided with primary side winding (3) wound around an iron core (10) and an iron core (10), secondary winding (4) wound around an iron core (10) along with primary side winding (3), and differential winding (5) whi...  
JP2013042028A
To provide an easy-to-assemble three-phase electromagnetic device with excellent three-phase balance and low distortion capable of varying a reactance.Eighteen linear magnetic cores are radially arranged almost symmetrically, and the cen...  
JP5153867B2  
JP2013038104A
To reduce the size of a transformer by reducing the size of a tap changeover section.A transformer comprises: a plurality of tap terminals 15a-c provided to a tap winding 5; common terminals 17 provided to the side of the tap terminals 1...  
JP2013506276A
[Means for Solution] The present invention relates to a tap changer at the time of load which has a vacuum switch. An invention idea as a whole is provided with a cam disk of one or a large number, The above-mentioned cam disk was fabric...  
JP2013503600A
[Means for Solution] It is a current limiter (30, 40, 50, 60), and receives a Gentlemen phase of an exchange power supply, A closed magnetic core (31) which decreased volume and mass which have the 1st and 2nd a pairs of rims (32a, 32b;3...  
JP2013012507A
To provide a simple and minimized apparatus for tap change.A tap changing apparatus 1 comprises: a rotatable rotation axis 3; a rotation driving part 4 for letting the rotation axis 3 rotate; a plurality of fixed electrodes 5 in a cylind...  
JP2013500594A
The present invention is arrangement of a step switch in a voltage adjustment transformer, and is a Mechanical contact part for selection of a step switch of tapping of an adjustment coil of a voltage adjustment transformer in that case,...  
JP2012256681A
To provide a DC reactor capable of improving distortion in a DC component and an AC component of a main winding current run through a main winding and achieving size reduction.The DC reactor includes: a core 1; a main winding 2 wound aro...  

Matches 501 - 550 out of 6,417