Abstract:
A moving apparatus that is capable of properly driving an accessory while preventing driven parts from being driven when the accessory is driven in a state where the driven parts are at rest. In the moving apparatus VE1, out of first to third elements S, C, and R configured such that they rotate during transmission of motive power therebetween while maintaining a collinear relationship in rotational speed, the first element S is mechanically connected to a first rotor 13 of a first rotating machine 11, one of the second and third elements C and R is mechanically connected to an output portion 3a of a prime mover 3 and an input portion 32 of an accessory 31, and the other of the second and third elements C and R is mechanically connected to driven parts DW and DW.
Abstract:
A power plant which is capable of enhancing the driving efficiency and the power-generating efficiency thereof. A rotating machine includes a first rotor having a magnetic pole row that has each two adjacent magnetic poles, a stator having an armature row that is disposed in a manner opposed to the magnetic pole row, for generating a rotating magnetic field between the armature row and the magnetic pole row by a predetermined plurality of armature magnetic poles, and a second rotor having a soft magnetic material element row that is formed by a plurality of soft magnetic material elements arranged in a manner spaced from each other. The ratio between the number of the armature magnetic poles, the number of the magnetic poles, and the number of the soft magnetic material elements is set to 1:m:(1+m)/2 (m≠1.0).
Abstract:
A hybrid vehicle is driven by a power unit which includes: a first rotating machine including a first rotor, a first stator, and a second rotor, wherein the number of magnetic poles generated by an armature row of the first stator and one of the first rotor and the second rotor are connected to a drive shaft; a power engine, wherein an output shaft of the power engine is connected to the other of the first rotor and the second rotor; a second rotating machine; a capacitor; and a transformer that steps up an output voltage of the capacitor. The hybrid vehicle includes: a voltage demand calculator that calculates a voltage demand required for each of the first rotating machine and the second rotating machine in accordance with an operating condition of the hybrid vehicle; a step-up execution determining unit that allows the transformer to step up the voltage, when at least one of the voltage demand of the first rotating machine and the voltage demand of the second rotating machine is higher than a first threshold value; and a controller that controls the transformer in accordance with the result determined by the step-up execution determining unit. Accordingly, it is possible to achieve reduction in the size and cost of the power unit and enhance the driving efficiency of the power unit.
Abstract:
Provided is a Web bulletin board system (10) capable of lessening the burden in forming a travel plan when a group of people plan a trip. This Web bulletin board system (10) comprises a center server (20) which deems character strings indicated by predetermined symbols in messages in a chat to be destinations and automatically generates a list of destinations.
Abstract:
To provide a power plant which is capable of reducing power passing through a distributing and combining device, thereby making it possible to attain reduction of the size and manufacturing costs of the power plant and enhance driving efficiency of the same. The power plant 1 for driving driven parts DW and DW includes a prime mover 3, a first distributing and combining device 20 having first, second and third elements 21, 24 and 22, a second distributing and combining device 30 having fourth, fifth and sixth elements 31, 34 and 32, and speed-changing devices 40, 50, 2, 61 and 62 which are connected to the third and sixth elements 22 and 32 and are capable of changing the relationship between the rotational speed of the third element and that of the sixth element 32. The second and fourth elements 24 and 31 are mechanically connected to an output shaft 3a of the prime mover 3, and the first and fifth elements 21 and 34 are mechanically connected to the driven parts DW and DW.
Abstract:
A power unit includes: an energy dispensing/synthesizing system in which a first body of rotation is connected to an output shaft of a prime mover and a second body of rotation is connected to a driven unit via a first power transmission path; a first power transmission system selectively operable between an operating state for enabling power transmission in the first power transmission path and an operating state for disconnecting the power transmission; a second power transmission path connecting between the output shaft of the prime mover and the driven unit; and a second power transmission system selectively operable between an operating state for enabling power transmission in the second power transmission path and an operating state for disconnecting the power transmission, wherein an auxiliary device is connected to a second body of rotation of the energy dispensing/synthesizing system.
Abstract:
An accessory drive system which is capable of preventing the driving efficiency thereof from being lowered and achieving simplified construction, and reduction of the size and manufacturing costs. The system has a rotating machine including a first rotor, a second rotor, and a stator. The first rotor is formed by magnetic poles circumferentially arranged, with each two adjacent ones having different polarities. The stator has an armature row for generating a rotating magnetic pole that circumferentially rotates, between the armature and magnetic pole rows. The second rotor is formed by soft magnetic material elements circumferentially arranged with space, and disposed between the magnetic pole and armature rows. A ratio between the number of the armature magnetic poles, that of the magnetic poles, and that of the soft magnetic material elements is set to 1:m:(1+m)/2(m≠1.0).
Abstract:
A power unit which makes it possible to attain the reduction of the size and manufacturing costs thereof, and improve turnability. A power unit drives left and right rear wheels. A first rotating machine and a second rotating machine are configured to be capable of inputting and outputting energy. A first and a second planetary gear units are disposed between the first and second rotating machines and the left and right rear wheels, respectively, for transmitting energy between the first rotating machine and the left and right rear wheels and between the second rotating machine and the same. The first rotating machine, the left rear wheel, the right rear wheel, and the second rotating machine are in a collinear relationship in rotational speed, and are in a line in this order in a collinear chart representing the collinear relationship.
Abstract:
An automatic transmission for a hybrid vehicle has a first clutch connecting a first drive gear shaft rotatably supporting drive gears G3a and G5a, to an input shaft, a second clutch connecting a second drive gear shaft, rotatably supporting drive gears G2a and G4a, to the input shaft, a first meshing mechanism connecting the drive gears G3a and G5a to the first drive gear shaft, a second meshing mechanism connecting the drive gears G2a and G4a to the second drive gear shaft, a brake fixing a third element of a planetary gear mechanism to a transmission case, and a switching mechanism switching to where an electric motor is connected to a first element or where the electric motor MG is connected to the third element. The first element and the first drive gear shaft are connected. A second element and the drive gear G3a are connected.
Abstract:
A power transmitting device 1 having: first and second main input shafts 11, 12 connected to engine 2 via clutches C1 and C2; idler shaft 17 parallel to the first main input shaft 11; a sub input shaft 13 parallel to the idler shaft 14; gears 17a and 17b of an output shaft 17 allowing gears 18a and 18b disposed on the first input shaft 11 and selectively connected to the output shaft 17, and gears 19a and 19b able to connect the sub input shaft 13 and the output shaft 17, to engage with gears 17a and 17b in common; and a differential rotation mechanism 9, allowing a sun gear 9s on the first input shaft 11 and an electric motor 3, a carrier 9c connected to gear 18a, and a ring gear 9r connected to a synchronizer SL to rotate differentially with respect to one another.