Panasonic Intellectual Property Management Co., Ltd.

Panasonic Corporation

Hitachi Astemo Ltd.

Takeshi Ogata

Hiroshi Hasegawa

Masanobu Wada

Atsuo Okaichi

Masaru Matsui

Yasufumi Takahashi

Tadayoshi Shoyama

Yu Shiotani

Takumi Hikichi

Akira Hiwata

Hidetoshi Taguchi

Takashi Morimoto

Atsushi Sakuda

Sadayuki Yamada

Yusuke Imai

Hidenobu Shintaku

Shingo Oyagi

Kazuyuki Kouda

Tomoichiro Tamura

Kentaro Shii

Akihiro Hayashi

Hirofumi Yoshida

Hiroaki Nakai

Tsuyoshi Karino

Ryuichi Ohno

Daisuke Funakosi

Hiroki Ota

Masahiro Kiyohara

Osamu Ogawa

Akihiro Kondo

Fumitoshi Nishiwaki

Osamu Kosuda

Subaru Matsumoto

Fuminori Sakima

Daisuke Funakoshi

Mamoru Nishibu

Kota Kimura

Shinichi Amaya

Yosuke Kobayashi

Mikiya Tanaka

A spray device (A) according to the present disclosure includes: a two-fluid nozzle () which sprays a mist (); a spray-device-side gas flow path () for supplying a gas to the two-fluid nozzle (); a gas supply source () which supplies the gas to the spray-device-side gas flow path (); a spray-device-side liquid flow path () for supplying a liquid to the two-fluid nozzle (); a liquid supply source () which supplies the liquid to the spray-device-side liquid flow path (); a pulse-driven liquid flow control valve () having a valve opening degree that is adjusted according to a pulse signal to control the flow rate of the liquid in the spray-device-side liquid flow path (); and a controller () which adjusts, in multiple levels, the concentration of the mist () sprayed from the two-fluid nozzleby adjusting the valve opening degree of the liquid flow control valve

Spray device, spray method, and mist space staging system

An object of the present invention is to obtain a host vehicle position estimation device capable of estimating a highly reliable traveling road. The present invention relates to a host vehicle position estimation device () that estimates a position on a map of a host vehicle using information of an autonomous navigation position calculated based on vehicle information () and output of an inertial sensor (), and information of a positioning position acquired from a positioning satellite, and corrects the autonomous navigation position to a position of a road on the map at predetermined travel distance intervals when the information of the positioning position is unavailable. The host vehicle position estimation device () includes a correction determination unit () that determines whether or not to perform the correction based on a position and an orientation of the host vehicle traveling on the road.

Vehicle position estimation device and vehicle position estimation method

A host vehicle position estimation unit includes an absolute position estimation unit that estimates a first vehicle position based on absolute position information acquired from a GNSS. The host vehicle position estimation unit further includes a relative position estimation unit that estimates a second vehicle position based on relative position information acquired from outside the host vehicle; a traveling state determination unit that determines a change of a traveling state of the host vehicle based on vehicle information or satellite information; a difference computation unit that computes a time synchronized difference between the first and the second vehicle positions; a learning unit that accumulates the difference as time-series data for each traveling state and learns a correction amount of the first vehicle position for each traveling state based on the time-series data; and a position correction unit that corrects the first vehicle position based on the correction amount.

Vehicle control device and host vehicle position estimation method

A turbo machine of the present disclosure includes a rotation shaft, a first bearing, a casing, an impeller, a first space, a second space, a storage tank, a first outlet passage, a supply passage, a pump, a main passage, and a sub-passage. The second space is in communication with a space formed between a bearing surface of the first bearing and an outer surface of the rotation shaft. The main passage is in communication with the second space and extends in the rotation shaft from an end of the rotation shaft in an axial direction of the rotation shaft. The sub-passage is formed in the rotation shaft and allows communication between the space between the bearing surface of the first bearing and the outer surface of the rotation shaft and the main passage.

Turbo machine and refrigerating cycle apparatus

A scroll compressor includes a pillar-shaped member that is inserted into a scroll-side engagement section formed on a stationary scroll. A lower end-face of an engagement section between the pillar-shaped member and the scroll-side engagement section is located above a lap end-face of a stationary spiral lap.

Scroll compressor

A turbo machine of the present disclosure includes a cylindrical bearing housing, a rotation shaft, a bearing, a bearing holder, and an end elastic body. The rotation shaft is located in the bearing housing. The bearing rotatably supports the rotation shaft at least in a radial direction of the rotation shaft. The bearing holder faces one end of the bearing and is fixed to the bearing housing. The end elastic body is disposed between the one end of the bearing and the bearing holder in the axial direction of the bearing and is in contact with the bearing and the bearing holder. The end elastic body is formed of a material having a lower modulus of elasticity than a material forming the bearing holder.

Turbo machine

A turbo machine according to present disclosure includes a rotating shaft, a first impeller, a first fluid bearing, a first holding member, a first lubricating liquid casing, a first supplying passage, and a first squeeze film damper. The first fluid bearing rotatably supports the first taper portion and the first cylindrical portion. The first fluid bearing is attached to the first holding member. The first lubricating liquid casing forms a first storing space. The first supplying passage is a passage through which a lubricating liquid is supplied to the first storing space. The first squeeze film damper is a space located between the first fluid bearing and the first holding member. The first squeeze film damper communicates with the first supplying passage.

A scroll compressor includes partition plate () that partitions an inside of sealed container () into high-pressure space () and low-pressure space (), and fixed scroll () adjacent to partition plate (). The scroll compressor includes orbiting scroll () that meshes with fixed scroll () to form compression chamber (), rotation restrictor () that prevents rotation of orbiting scroll (), and main bearing () that supports orbiting scroll (). Fixed scroll (), orbiting scroll (), rotation restrictor (), and main bearing () are disposed in low-pressure space (), and fixed scroll () and orbiting scroll () are disposed between partition plate () and main bearing (). The scroll compressor includes bearing coupler () provided in main bearing (), scroll coupler () provided in fixed scroll (), and pillar member () having a lower end and an upper end, the lower end being inserted in bearing coupler () and the upper end being inserted in scroll coupler (). A coupling region where pillar member () couples with scroll coupler () is in intersecting relationship with a horizontal plane positioned at a center of a scroll wrap height of fixed scroll ().

A turbomachine of the present disclosure includes a rotating shaft, an impeller, a bearing, and a casing. The casing is arranged around the impeller in a circumferential direction of the rotating shaft. A volute is defined in the casing as a passage of a working fluid that is compressed or expanded by rotation of the impeller. The casing includes one or more ribs. The one or more ribs are arranged only in a diagonal area, or the one or more ribs are a plurality of ribs and a degree of reinforcement of the diagonal area by the plurality of ribs is larger than a degree of reinforcement of a tongue portion area by the plurality of ribs.

Turbomachine

A turbo machine according to the present disclosure includes a rotating shaft, an impeller, a first bearing, and a first supply passage. The rotating shaft includes a first taper portion and a first cylindrical portion. The first bearing includes a first taper support surface and a first cylindrical portion support surface, the first taper support surface including a first taper hole forming surface and rotatably supporting the first taper portion, the first cylindrical portion support surface rotatably supporting the first cylindrical portion. The first supply passage is open to a space formed between the first cylindrical portion and first cylindrical portion support surface. An inclination angle of the first taper hole forming surface with respect to the axial direction of the first bearing is greater than an inclination angle of an outer surface of the first taper portion with respect to the axial direction of the rotating shaft.

A scroll compressor of the present invention includes a first discharge portwhich is in communication with a compression chamber, a discharge spaceH which is in communication with the first discharge port, a second discharge portwhich brings the discharge spaceH into communication with a high pressure space, a discharge check valvecapable of closing the second discharge port, a bypass portwhich brings the compression chamberinto communication with the discharge spaceH, and a bypass check valvecapable of closing the bypass port, the fixed scrollcan move in an axial direction of the fixed scroll between the partition plateand the main bearing, a high pressure is applied to the discharge spaceH and according to this, the fixed scrollcan be pressed against the orbiting scroll

Scroll compressor having a fixed scroll pressed in an axial direction against an orbiting scroll

A turbo machine includes a rotation shaft that comprises a first taper portion and a first cylinder portion, the first taper portion decreasing in diameter toward one end of the rotation shaft, the first cylinder portion being constant in diameter in an axial direction of the rotation shaft; a first impeller that is fixed to the rotation shaft and that is used for compressing or expanding working fluid; a first bearing that rotatably supports the first taper portion and the first cylinder portion; and a second bearing that is positioned on an opposite side of the first impeller from the first bearing in the axial direction of the rotation shaft and that supports the rotation shaft both in the axial direction and a radial direction of the rotation shaft.

A scroll compressor of the present invention includes a partition plate, a fixed scroll, an orbiting scroll, a rotation-restraining member, a main bearing, a bearing-side concave portion, a scroll-side concave portionand a columnar member. A lower end of the columnar memberis inserted into the bearing-side concave portion, and an upper end of the columnar member is inserted into the scroll-side concave portion. The columnar memberslides with at least one of the bearing-side concave portionand the scroll-side concave portion, thereby moving the fixed scrollin an axial direction between the partition plateand the main bearing. A high pressure is applied to a discharge spaceH, thereby pressing the fixed scrollagainst the orbiting scroll

A scroll compressor of the present invention includes a partition plate, a fixed scroll, an orbiting scroll, a rotation-restraining member, a main bearing, a discharge space, a ring-shaped first seal member and a ring-shaped second seal member. A pressure in the medium pressure space is set lower than that in the discharge space and higher than that in the low pressure space. The first seal member and the second seal member are sandwiched by the partition plate by means of a closing member, the fixed scroll can move in an axial direction of the fixed scroll between the partition plate and the main bearing. If a high pressure is applied to the discharge space, the fixed scroll can be pressed against the orbiting scroll.

Scroll compressor in which a fixed scroll and an orbiting scroll are placed between a partition plate and a main bearing

A rotary compressor () includes a closed casing (), a cylinder (), a piston (), a lower bearing member (), a vane (), a suction port, a discharge port (), and a partition member (). The partition member () is attached to a second principal surface () of the lower bearing member () located on the opposite side to the cylinder () so as to form a refrigerant discharge space () serving as a flow path of a refrigerant discharged from a discharge chamber through the discharge port (). The refrigerant discharge space () is limited so that a region where the refrigerant discharge space () is not present is formed on the same side as the suction port with respect to a first reference plane, and in that region, the second principal surface () of the lower bearing member () is in contact with an oil in an oil reservoir () directly or via the partition member ().

Growing community of inventors

Osaka, Japan

Takeshi Ogata