Patents Assigned to Hitachi Plant Technologies,Ltd.
-
Patent number: 7550082Abstract: The process for treating an ammonium containing liquid by denitrification treatment of an ammonium containing liquid containing at least ammonium comprises carrying out nitrate reduction treatment of reducing nitrate contained in or added to the ammonium containing liquid to nitrite, and carrying out anaerobic ammonium oxidation treatment of simultaneously anaerobically denitrifying nitrite produced in the nitrate reduction treatment and ammonium contained in the ammonium containing liquid by anaerobic ammonium oxidizing bacteria.Type: GrantFiled: March 7, 2008Date of Patent: June 23, 2009Assignee: Hitachi Plant Technologies, Ltd.Inventors: Tatsuo Sumino, Kazuichi Isaka
-
Patent number: 7547175Abstract: A transfer device for a substrate is capable of preventing deformation or breakage of the substrate due to bending stress by reducing the amount of dead weight deflection of the substrate, e.g. a large mother glass board. Supporting members extend in opposite directions from two sides of a storage device such that the substrate can be introduced or removed by raising and lowering the hand of a transfer machine inserted into the storage device between the supporting members. The supporting members are comprised of a plurality of supporting members in parallel, formed with a gap between the supporting members facing each other.Type: GrantFiled: June 26, 2002Date of Patent: June 16, 2009Assignees: Hitachi Plant Technologies, Ltd., Sharp CorporationInventors: Hiroshi Chinbe, Yoshiya Endo, Naoki Shimakawa, Ichiro Fukuwatari, Yoshiaki Hayashida, Yoshio Takakura, Akio Matsuyama, Hideto Kohketsu
-
Patent number: 7543769Abstract: The present invention provides a blasting medium picking-apart device comprising: a hopper-shaped container having an upper opening through which a blasting medium is put in; a blade attached to a rotary shaft which is mounted along the central axis of the container, for applying a shear force to the blasting medium when the blade is rotated; a first shearing plate attached to an inner surface of the container for applying a shear force to the blasting medium between the rotating blade and the first shearing plate; an annular horizontal plane fixed to a lower opening of the container; a rotary plate which is attached to the rotary shaft, and is disposed opposite to the horizontal plane with a predetermined space therebetween; a second shearing plate attached to the rotary plate; and a rotation drive section for driving the blade and the rotary plate for rotation via the rotary shaft.Type: GrantFiled: March 19, 2007Date of Patent: June 9, 2009Assignee: Hitachi Plant Technologies, Ltd.Inventors: Tokuo Shimizu, Tetsunori Yano, Naoki Okamoto
-
Publication number: 20090144008Abstract: The present invention is a filler metal installation position checking method and a filler metal installation position checking system for confirming difference between installation position and designed position of a filler metal embedded in a wall surface. A standard surface target 16 having known actual dimension and position to a wall surface 12 is provided to the wall surface 12 where a filler metal 14 is installed. The wall surface 12 is photographed together with the standard surface target 16 to create image data 18. Using actual position and dimension of the standard surface target 16 and position and dimension of the standard surface target 16 on an image displayed by the image data 18, the image data 18 is converted into corrected image data 20 displaying an image corrected in a manner that the image is photographed from front of the wall surface.Type: ApplicationFiled: November 18, 2008Publication date: June 4, 2009Applicant: HITACHI PLANT TECHNOLOGIES, LTD.Inventors: Hiroshi Yokoyama, Yuichi Yamamoto, Shinichi Ebata
-
Publication number: 20090142785Abstract: In order to make a process of capturing and testing air-borne microorganisms more convenient and quick, a capturing device which comprises the capturing carrier comprising a polymer which is in a gel phase at the time of capturing the microorganisms but undergoes a phase transition under heating to a sol phase at the temperature at or less than 40° C. (especially in the temperature range between 15° C. and 37° C.), and a vessel to contain the capturing carrier is used. Further, by comprising a test reagent in the polymer, the test reagent can be eluted upon said phase transition from a gel phase to a sol phase. By heating the capturing carrier, a phase transition to a sol phase can occur at or less than 40° C. As such, since recovery of microorganisms and addition of a test reagent to the microorganisms can be carried out simultaneously, the process can be simplified and the process time can be shortened.Type: ApplicationFiled: November 21, 2008Publication date: June 4, 2009Applicant: HITACHI PLANT TECHNOLOGIES, LTD.Inventors: Noe Osato, Ryusuke Gotoda, Satoshi Ozawa, Hideyuki Noda, Masahiro Okanojo
-
Patent number: 7540959Abstract: The process for treating an ammonium containing liquid by denitrification treatment of an ammonium containing liquid containing at least ammonium comprises carrying out nitrate reduction treatment of reducing nitrate contained in or added to the ammonium containing liquid to nitrite, and carrying out anaerobic ammonium oxidation treatment of simultaneously anaerobically denitrifying nitrite produced in the nitrate reduction treatment and ammonium contained in the ammonium containing liquid by anaerobic ammonium oxidizing bacteria.Type: GrantFiled: August 27, 2008Date of Patent: June 2, 2009Assignee: Hitachi Plant Technologies, Ltd.Inventors: Tatsuo Sumino, Kazuichi Isaka
-
Patent number: 7537698Abstract: The process for treating an ammonium containing liquid by denitrification treatment of an ammonium containing liquid containing at least ammonium comprises carrying out nitrate reduction treatment of reducing nitrate contained in or added to the ammonium containing liquid to nitrite, and carrying out anaerobic ammonium oxidation treatment of simultaneously anaerobically denitrifying nitrite produced in the nitrate reduction treatment and ammonium contained in the ammonium containing liquid by anaerobic ammonium oxidizing bacteria.Type: GrantFiled: February 23, 2006Date of Patent: May 26, 2009Assignee: Hitachi Plant Technologies, Ltd.Inventors: Tatsuo Sumino, Kazuichi Isaka
-
Patent number: 7526353Abstract: A sequence design support system is used to support a design of a sequence control program which controls a flow path condition of a fluid in an apparatus and piping system which is constructed connecting apparatus such as a valve with piping and comprises a valve pattern plan generation unit which generates a valve pattern plan which is plan data showing the flow path condition per time step of the fluid in the apparatus and piping system from apparatus and piping system plan data which is plan data showing the apparatus and piping system and time chart sheet which is obtained defining the condition of the apparatus in the apparatus and piping system per time step.Type: GrantFiled: November 21, 2007Date of Patent: April 28, 2009Assignee: Hitachi Plant Technologies, Ltd.Inventors: Yuki Shimizu, Takayasu Kasahara, Takashi Kaminagayoshi, Nobuyoshi Watano, Sachio Imuta
-
Patent number: 7522026Abstract: New and useful alignment method and system for electromagnets used in the high energy accelerator that can make the installation simple and less time consuming are disclosed. By measuring the multiple of measurement reference points for obtaining the position and posture information of the electromagnet on the high energy accelerator, the deviation of the present value from the installation target value for the electromagnet within the reference coordinates in the building. For each of the adjustment mechanisms such as the multiple of adjustment bolts or the actuators, the Jacobian matrix representing the relationship between the unit operation amount and the posture changes of the electromagnet is obtained.Type: GrantFiled: November 24, 2006Date of Patent: April 21, 2009Assignee: Hitachi Plant Technologies, Ltd.Inventors: Takashi Kitahara, Shizuo Imaoka, Yuuichi Yamamoto
-
Publication number: 20090085722Abstract: Provided is a cable installation support system capable of saving the labor of, and speeding up, work and check work while eliminating human error. A terminal block is provided with terminals with a fixed pitch, and a terminal block cover provided with RFIDs with the same pitch as the pitch of the terminals of the terminal block is attached to the terminal block. A terminal is provided with an RFID reader that reads identification information stored in the RFIDs. Also, in the terminal, identification information in RFID tags attached to core wires of a cable and terminals to which the core wires are attached are associated with each other, and predetermined RFIDs attached to the terminal block cover and the respective terminals of the terminal block are associated with each other. When an RFID tag and an RFID in the terminal block cover are read by the RFID reader, the terminal determines whether or not the core wire is connected to a correct terminal, based on the associated information.Type: ApplicationFiled: September 26, 2008Publication date: April 2, 2009Applicant: HITACHI PLANT TECHNOLOGIES, LTD.Inventors: Hirotaka FUJITA, Sozo SAKATA, Kou FUKUI
-
Patent number: 7503251Abstract: A load balance is adjusted to be appropriate even if shared loads of lifting jacks are fluctuated from an initial setting state caused by cumulative errors of suspending rods. It is a load balance adjusting method of the lifting jack when a lifting module is jacked up by the plural lifting jacks via the suspending rods. The shared loads of the lifting jacks jacking up the respective suspending rods coupled to the lifting module are detected. A height of the lifting jack is adjusted when a fluctuation relative to a setting shared load stored in advance exceeds a prescribed range, to thereby adjust to be the setting shared load.Type: GrantFiled: December 5, 2005Date of Patent: March 17, 2009Assignee: Hitachi Plant Technologies, Ltd.Inventors: Shigeyoshi Kawaguchi, Yuuji Takahashi
-
Publication number: 20090025761Abstract: An ultrasonic cleaning apparatus which performs ultrasonic cleaning of a contamination attached to a surface of an object to be cleaned, by using a cleaning liquid to which ultrasonic waves are applied has a cleaning bath pooling the cleaning liquid, a support base on which the object to be cleaned is supported in the cleaning liquid, ultrasonic wave generation device for alternately focusing first ultrasonic waves having a frequency of 1 to 10 MHz and second ultrasonic waves having a frequency equal to or lower than ½ of that of the first ultrasonic waves toward the object to be cleaned, a focus position adjustment device of adjusting the distance between a focus position for the focus and the surface of the object to be cleaned, and moving device of moving at least any one of the ultrasonic wave generation device and the support base so that the effect on the surface of the object to be cleaned of the ultrasonic waves generated by the ultrasonic wave generation device is uniform.Type: ApplicationFiled: October 6, 2005Publication date: January 29, 2009Applicants: HITACHI PLANT TECHNOLOGIES, LTD., THE UNIVERSITY OF TOKYOInventors: Youichirou Matsumoto, Teiichirou Ikeda, Shin Yoshizawa, Terutaka Sahara, Nobuo Tsumaki, Yoshimitsu Kitada
-
Publication number: 20090014514Abstract: There is provided a method of recording an image by causing a subject to truly coincide with data relating to the subject. In a finished work recording method using image data by obtaining a product to be recorded and work contents to the product to be recorded as a work recording image, RFID tags 60 (RFID tags 60a, 60b) in each of which inherent tag data is recorded are attached to the product to be recorded and to the work recording worker. Thereafter, whether the tag data are true to the image data of a subject to be worked is determined by comparing a time difference between the time at which the tag data recorded in the RFID tag 60a is read and the time at which the image data of the product to be recorded is obtained with a preset specified time. When it is determined that the tag data are truly associated with the image data, the image data associated with the tag data is recorded as a finished work.Type: ApplicationFiled: March 13, 2007Publication date: January 15, 2009Applicant: HITACHI PLANT TECHNOLOGIES, LTDInventors: Fumio Hatori, Shinichi Ebata, Akira Komuro
-
Publication number: 20090008315Abstract: Equipment for treating wastewater by anaerobic ammonium oxidation includes an anaerobic ammonium oxidation vessel to receive water to be treated containing ammonium and nitrite and to denitrify ammonium and nitrite in the water by anaerobic ammonium oxidizing bacteria, forming denitrified treated water, an acclimatization vessel downstream from the anaerobic ammonium oxidation vessel to receive the denitrified treated water from the anaerobic ammonium oxidation vessel, the acclimization vessel containing an immobilizing material that collects the anaerobic ammonium oxidizing bacteria in the denitrified treated water as immobilized microorganisms attached to the immobilizing material, wherein the acclimatization vessel has a structure such that the immobilizing material is prevented from flowing out of the acclimatization vessel, and a pipe connecting the acclimatization vessel to the anaerobic ammonium oxidation vessel.Type: ApplicationFiled: July 11, 2008Publication date: January 8, 2009Applicant: Hitachi Plant Technologies, Ltd.Inventors: Kazuichi Isaka, Tatsuo Sumino
-
Publication number: 20090008326Abstract: A method for collecting bacterial cells includes feeding water to be treated containing ammonium and nitrite to an anaerobic ammonium oxidation vessel to denitrify ammonium and nitrite by anaerobic ammonium oxidizing bacteria for forming denitrified treated water, feeding the denitrified treated water to a precipitation vessel or membrane separation unit to collect anaerobic ammonium oxidizing bacteria in the denitrified treated water in a separated sludge obtained by solid-liquid separation in the precipitation vessel or membrane separation in the membrane separation unit, and optionally returning the denitrified treated water from the precipitation vessel or membrane separation unit to the anaerobic ammonium oxidation vessel.Type: ApplicationFiled: July 11, 2008Publication date: January 8, 2009Applicant: Hitachi Plant Technologies, Ltd.Inventors: KAZUICHI ISAKA, Tatsuo SUMINO
-
Publication number: 20090008314Abstract: Equipment for treating wastewater by anaerobic ammonium oxidation includes an anaerobic ammonium oxidation vessel to receive water to be treated containing ammonium and nitrite and to denitrify ammonium and nitrite by anaerobic ammonium oxidizing bacteria, forming denitrified treated water, a precipitation vessel or membrane separation unit downstream from the anaerobic ammonium oxidation vessel to receive the denitrified treated water from the anaerobic ammonium oxidation vessel, the precipitation vessel or membrane separation unit containing a separated sludge that collects the anaerobic ammonium oxidizing bacteria in the denitrified treated water in the separated sludge, wherein the separated sludge is obtained by solid-liquid separation in the precipitation vessel or membrane separation in the membrane separation unit, wherein the precipitation vessel or membrane separation unit has a structure such that the separated sludge is prevented from flowing out of the precipitation vessel or the membrane separatType: ApplicationFiled: July 11, 2008Publication date: January 8, 2009Applicant: Hitachi Plant Technologies, Ltd.Inventors: Kazuichi Isaka, Tatsuo Sumino
-
Publication number: 20080311016Abstract: A method for enlarging the particle diameters of sulfuric acid mists in waste gas and collecting the sulfuric acid mists in high efficiency is provided. A process for disposing waste gas containing sulfur oxides that introduces the waste gas in dry type electrostatic precipitator to remove dusts and then introduces the waste gas in a wet desulfurization apparatus to carry out desulfurization, wherein the waste gas temperature of a smoke channel at a more upstream side than the wet desulfurization apparatus is measured, the flow channel length is variable based on the measurement value of the waste gas temperature, the waste gas is flown to a flow channel means that is adjusted at a channel length capable of cooling the waste gas to the dew point of acid by heat release and then, the waste gas is introduced into the wet desulfurization apparatus.Type: ApplicationFiled: October 1, 2007Publication date: December 18, 2008Applicant: HITACHI PLANT TECHNOLOGIES, LTD.Inventors: Sachio Maekawa, Shinichi Kawabata, Keigo Orita
-
Patent number: 7465215Abstract: The present invention provides a sponge blasting apparatus comprising: a recovering unit which sucks and recovers a blasting medium jetted out of a nozzle; a sorting unit which sorts the blasting medium sucked and recovered by the recovering unit into a reusable blasting medium and an unreusable blasting medium; a blower which gives a sucking force to the recovering unit via the sorting unit; a dust collector which removes dust from an exhaust air discharged from the sorting unit with a sucking force of the blower; a picking-apart unit which picks apart the reusable blasting medium sorted by the sorting unit; a continuous feeder which, having at least two reservoir tanks into which the reusable blasting medium picked apart by the picking-apart unit is inputted, changes over the two tanks between each other to continuously feed the nozzle with the blasting medium deposited in the tanks; and a carrier which carries to the continuous feeder the reusable blasting medium sorted by the sorting unit.Type: GrantFiled: March 19, 2007Date of Patent: December 16, 2008Assignee: Hitachi Plant Technologies, Ltd.Inventors: Tokuo Shimizu, Atsushi Maeda, Takashi Kitahara, Tetsunori Yano
-
Publication number: 20080286846Abstract: The method for treating microcystin-containing water which detoxifies microcystin in the microcystin-containing water, the method comprises the step of: bringing the microcystin-containing water into contact with a Sphingomonas bacterium to degrade biologically the microcystin in the microcystin-containing water, wherein: the Sphingomonas bacterium is a strain FERM P-19480 which is deposited as strain MDB1 with International Patent Organism Depositary, National Institute of Advanced Industrial Science and Technology.Type: ApplicationFiled: December 31, 2007Publication date: November 20, 2008Applicant: Hitachi Plant Technologies, Ltd.Inventors: Tatsuo Sumino, Takako Ogasawara, Ho-Dong Park
-
Publication number: 20080279680Abstract: A multistage centrifugal compressor includes a rotary shaft, and multistage impellers attached to the rotary shaft. Each of the impellers includes a hub, a shroud and blades therebetween in a radial cascade arrangement. An annular suction passage for guiding the fluid flow from the inward radial direction to a blade inlet is disposed upstream of the centrifugal impeller. A diffuser is disposed downstream of the centrifugal impeller. A bend portion is disposed downstream of the diffuser, and a return channel with a guide blade portion is disposed downstream of the bend portion. The annular suction passage at a hub side includes an axial parallel portion.Type: ApplicationFiled: May 8, 2008Publication date: November 13, 2008Applicant: Hitachi Plant Technologies, Ltd.Inventors: Hideo NISHIDA, Hiromi KOBAYASHI, Masanori TANAKA, Tadaharu KISHIBE, Manabu YAGI, Tetsuya KUWANO