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Matches 451 - 500 out of 6,635

Document Document Title
JP2019520700A
[Means for Solution] It sets on tap changer head 20 at the time of load for tap changer 10 at the time of load, A tap changer head is the 1st field currently formed in tap changer head 20 at the time of the load at the time of this load,...  
JP2019114587A
To provide a maintaining method for insulation performance of insulating oil, which prevents deterioration of the insulation performance of the insulating oil due to gas generated at the time of tap switching operation of a switch while ...  
JP6542484B2  
JP6538451B2  
JP6539265B2  
JP2019106403A
To provide a switchgear capable of keeping a contact between contacts firmly even under the action of an external force.A switchgear includes a movable contact and two fixed contacts, and the movable contact includes a biasing member tha...  
JPWO2018079134A1
A ring shape move hole (2a~2d) is formed in the 1st support member (2), and a hole (4a~4d) is formed in the 2nd support member (4). The 1st coil (1) is rotated along a move hole (2a~2d) as a state which inserted a support (5a~5d) and a b...  
JP2019102706A
To provide an on-load tap changeover device capable of realizing compaction of current-limit resistor and high-speed consecutive changeover, by shortening the electrification time of the current-limit resistor while restraining cost incr...  
JP2019091910A
To provide a reactor capable of adjusting the size of inductance without changing parts.A multiphase iron core reactor 101 having an iron core 1 and a winding 2, and the iron core 1 includes an outer iron core 3 and an inner iron core 4....  
JP6523099B2  
JP6522637B2  
JP6508861B1
[Subject] It enables it to adjust voltage of 6 phase exchange with one device. [Means for Solution] The first Lord winding into which one reactor is wound around at a time for every above-mentioned leg with the three legs consisting of a...  
JP2019068009A
To provide a maintenance control method for preventing insulation performance of insulating oil and sealing performance of a diaphragm from being adversely affected by a gas generated from a switch in a sealed on-load tap changer with a ...  
JP2019067989A
To provide a diagnostic system capable of highly accurate diagnosis of the degree of deterioration of insulation oil, with relatively simple device configuration, in the on-load tap changeover device of transformer.A diagnostic system of...  
JP6505496B2  
JP6504766B2  
JP6501769B2  
JP6499030B2  
JP2019509634A
It is selection machine 10 for tap changer 15 at the time of load which has load change machine 14, This selection machine - It has the 1st side 20 and the 2nd side 30 of the side opposite to, Insulating plate 11; - It extends from the 1...  
JP6495800B2  
JPWO2018073966A1
The arc at the time of opening and closing is controlled, degradation of an opens part is reduced, and a tap switching arrangement is provided at the time of the load which was excellent in the durable performance. The 1st opens part 2 t...  
JP6490069B2  
JP2019047086A
To provide a failure detection device for tap changer capable of detecting a failure on a mechanism part of a tap changer without depending on visual check.A failure detection device for tap changer in an embodiment is a failure detectio...  
JP2019040906A
To solve a problem in which there is possibility that a porcelain tap changer has low design freedom, high cost, and can be broken during assembly.A tap change base 1 used in oil filled static induction equipment includes a pedestal 2 ma...  
JP2019507461A
A high frequency electric heating system is formed in order to heat it at the time of advance of a conductive part a sake [like Annealing or a welder], Heating current is supplied by a solid DC-AC inverter via the load consistency and th...  
JP6483450B2  
JP6479369B2  
JP2019017226A
To make the voltage, on the secondary of a transformer having an on-load tap changer, more stable.A voltage control program has a voltage value calculation processing function, and an operation command function. The voltage value calcula...  
JP6461132B2  
JP6444699B2  
JP2018200962A
To solve a problem in that, when a drive shaft is driven by energy storage force of an energy storage mechanism, energy storage torque by the energy storage force attenuates toward the final stage of a drive range.An auxiliary drive devi...  
JP6438028B2  
JP6437849B2  
JP6434081B1
[Subject] When driving a driving shaft by the biased power of a strength-accumulating mechanism, there was a problem that the stored impetus torque by biased power declined as the final stage of the driving range was approached. [Means f...  
JP2018190907A
To provide a contact failure detector of magnetic contactor capable of detecting in which magnetic contactor a problem is occurring, inexpensively and easily, upon occurrence of a problem in an on-load tap changing transformer.An electro...  
JP6426733B2  
JP6421484B2  
JP6422686B2  
JP6418717B2  
JP2018160495A
To solve the problem that the life of a tap switching device using a mechanical relay is short, and the tap switching device is vulnerable to vibration and mechanical shock.The tap switching device comprises: a motor 11 for tap switching...  
JP6396285B2  
JP6396286B2  
JP2018147925A
To provide a transformer capable of obtaining a desired output voltage by remote control independent of an input voltage.One aspect of a disclosed transformer is a transformer with a size portable by a person. The transformer includes: u...  
JP6391906B2  
JP2018525846A
[Means for Solution] It is related with inner change machine 10 for a switching arrangement, especially inner continuation main [at the time of load of tap changer 12] -at time of load change machine 10 for change switch 11, or intercept...  
JP2018133455A
To provide a three-phase electromagnetic apparatus in which the magnetic circuit structure and the winding structure of a winding are simple, the number of windings is small, assembly is simple, space factor of the winding is large, and ...  
JP6379193B2  
JP6379192B2  
JP6373254B2  
JP2018124625A
To provide an indirect switching type automatic voltage regulator capable of surely performing a protection operation for protecting a circuit on a tap changer side from an abnormal overvoltage generated when a primary terminal of a seri...  

Matches 451 - 500 out of 6,635