Sanyo Electric Co., Ltd.

Tsuyoshi Rakuma

Hiroshi Yamamoto

Tetsuya Yamamoto

Masahiro Iseki

Tomohito Koizumi

Hiroyuki Kobayashi

Naoki Hiro

Hiroyuki Umezawa

Mineo Ikematsu

Kazuo Takahashi

Hiroaki Usui

Toru Arakawa

Daizo Takaoka

Yoichi Uchida

Toshio Fukushima

Yurika Koizumi

Hiroshi Mukaiyama

Hiroshi Kanai

Motoyuki Tsuihiji

Hirofumi Iinuma

Katsuhiko Mushiake

Masato Watanabe

Yasuhito Kondo

Keiko Kurokawa

Manabu Ishihara

Yui Ogawa

Masayuki Motegi

Junichi Saito

Mitsuhiro Dobashi

Kazuhiro Kaneda

Hiroyuki Takada

Takuro Nishihara

Yoshinori Toya

Hiroshi Noguchi

Syozo Kato

Takashi Fudo

Harutaka Genno

Morinobu Iijima

Mikiyasu Shinshi

Masayuki Cho

Motoki Kouchi

Tooru Arakawa

An air filtering apparatus for filtering air includes a chamber having an air flow passage through which air flows, the chamber being connected through an air supply duct to a plurality of air blow-out ports opened to a large space, an air filtering portion that is disposed in the chamber and has a plurality of gas-liquid contact members for bringing air into contact with electrolytic water to filter the air, a water tank that is connected through a water feeding pump to a supply pipe for supplying the electrolytic water to each of the gas-liquid contact members of the air filtering portion, an electrolytic unit for generating the electrolytic water, and a mechanism for leading to the electrolytic unit a part of electrolytic water in the water tank which is sucked by the water feeding pump and supplied to the plurality of gas-liquid contact members through the supply pipe, electrolyzing the part of the electrolytic water in the electrolytic unit to further generate electrolytic water and returning the generated electrolytic water into the water tank.

Electrolytic water generating device, air filtering system, air conditioning and filtering apparatus, and air conditioning and filtering system

A water softening module has a case body which includes cover members secured to their respective ends of a cylindrical case. A pair of electrodes are provided in the case body. A fibrous medium is located in contact with a water-outlet-side face of the electrodes. The fibrous medium has a stacked structure constituted of a first fiber layer and a second fiber layer, which are electrically conductive. The first fiber layer is positioned in contact with the upstream side of the second fiber layer, and the first fiber layer is positioned in contact with the downstream-side face of the electrodes. The specific surface area of the first layer is smaller than that of the second fiber layer.

Water treatment apparatus

There is disclosed a cleaning device for a heat exchanger which safely and effectively cleans the heat exchanger and which can sufficiently obtain a deodorizing effect and a sterilization effect. The cleaning device for the heat exchanger includes an electrolysis unit for treating dew condensation water of the heat exchanger by an electrochemical technique, a supply unit for supplying electrolytic water produced by the treatment performed by this electrolysis unit to an outer surface of the heat exchanger, and an control unit for controlling the electrolysis unit and the supply unit, and the control unit allows the electrolysis unit to electrolytically treat the dew condensation water of the heat exchanger and produce the electrolytic water, and allows the supply unit to supply the produced electrolytic water to the outer surface of the heat exchanger.

Cleaning device for heat exchanger

An air filtering apparatus including an electrolytic bath for electrolyzing water to generate electrolytic water, a gas-liquid contact member in which the electrolytic water generated in the electrolytic bath infiltrates and an air blowing fan for blowing air to the gas-liquid contact member is equipped with a water circulation passage through which the electrolytic water is supplied/circulated to the gas-liquid contact member, the electrolytic water passing through the gas-liquid contact member is received and stocked by a water receiving tray and the stocked electrolytic water is pumped up and supplied to the gas-liquid contact member, a drain pipe branched from the water circulation passage, a water stop valve for opening/closing the drain pipe, and a drain receiver for receiving and stocking the electrolytic water discharged from the drain pipe when the water stop valve is opened.

Air filtering apparatus

An inactivating device for inactivating virus, bacteria, etc. including a humidifying unit for humidifying flowing air, a humidifying water supply unit for supplying the humidifying unit with humidifying water containing active oxygen species achieved by electrolyzing tap water, and a concentration adjusting unit for adjusting the concentration of the active oxygen species in the humidifying water to a predetermined concentration.

Inactivating device for virus, bacteria, etc. and air conditioner using the same

An air filtering apparatus including a housing having an air suction port and air blow-out port, an electrolytic bath for generating electrolytic water, a gas-liquid contact member disposed in the housing, an electrolytic water supply unit for supplying the electrolytic water to the gas-liquid contact member so that the electrolytic water infiltrates into the gas-liquid contact member, an air blowing fan for bringing indoor air sucked from the air suction port into contact with the electrolytic water infiltrating in the gas-liquid contact member and blowing out the indoor air from the air blow-out port, a water receiving portion for receiving the electrolytic water passed through the gas-liquid contact member, and a foreign material removing mechanism for removing foreign materials contained in the electrolytic water. The foreign material may be a filter member disposed in front of the gas-liquid contact member, or a dam member disposed in the water receiving portion.

Air filtering apparatus having foreign material removing mechanism

An object is to provide an electrode for electrolysis which is preferable in generation of ozone water usable in cleaning and sterilizing of water and sewage, or cleaning in a semiconductor device manufacturing process by an electrolysis process, and a method of manufacturing this electrode for electrolysis. The surface of a conductive substrate constituting the electrode for electrolysis is coated with a noble metal such as platinum or a noble metal oxide to form an intermediate layer, further a surface layer is constituted of a dielectric material on the surface of the intermediate layer, and the surface layer is provided with holes.

Electrode for electrolysis and method of manufacturing electrode for electrolysis

There is provided a nitrogen treating method capable of treating nitrogen compounds efficiently. The method is a nitrogen treating method of treating nitrogen compounds in for-treatment water by electrolysis and performs a first treating step of producing ammonia from the nitrogen compounds in the for-treatment water by electrolysis using a cathode and an anode between which a cation exchange film is interposed so as to define a cathode reaction region and an anode reaction region, and a second treating step of removing the ammonia in the for-treatment water treated in the cathode reaction region by the first treating step.

Nitrogen treating method

There are provided an electrode for electrolysis which takes into consideration safety to human bodies and environmental pollution upon disposal of the electrode, produces ozone with high efficiency and has excellent durability, a production process of the electrode, and an active oxygen producing device using the electrode. In an electrodefor electrolysis which has an electrode catalyst at least on the surface and produces ozone or active oxygen in for-treatment water by electrolysis, the electrode catalyst contains a dielectric which constitutes more than 70% of the surface area of the electrode catalyst.

Electrolyzing electrode and production method therefor and electrolysis method using electrolyzing electrode and electrolysis solution producing device

Object of the preferred embodiment is to remove sol-form microparticles and nitrogen components contained in CMP wastewater. Sol-form microparticle components contained in CMP wastewater are removed by a filtration treatment using a filter device, having a gel-form second filter. Also, nitrogen components in the CMP wastewater are removed by an electrochemical treatment using electrode. The filtration treatment and the electrochemical treatment can be carried out in individual tanks or can be carried out in the same tank. By performing the filtration treatment and the electrochemical treatment in the same tank, a space-saving water treatment device can be provided.

Water treatment device and water treatment method using the same

An object of the present invention is to provide a waste water treating method and a waste water treating apparatus which are capable of treating for-treatment water containing a nitrogen compound and a phosphorus compound at low costs and efficiently. The waste water treating method is a waste water treating method for treating a nitrogen compound (nitrate nitrogen) and a phosphorus compound (phosphate ions) in for-treatment water by electrolysis as an electrochemical process, the method comprises a first treating step of immersing a pair of electrodes in the for-treatment water at least partially so as to treat the for-treatment water by electrolysis, one of the electrodes being a cathode made of a conductive material and the other of the electrodes being an anode made of iron, and a second treating step of treating the for-treatment water with hypochlorous acid, ozone or active oxygen after completion of the first treating step.

Waste water treating method and waste water treating apparatus

There are provided a nitrogen treating method and system for a nitrogen compound, which can treat the nitrogen compound efficiently and which can reduce the size and cost of an apparatus. The gist is that, in a nitrogen treating method wherein a nitrogen compound in for-treatment water is treated according to an electrochemical technique, a cathode reaction region and an anode reaction region are defined by a cation exchange membrane interposed between a cathode and an anode, and the for-treatment water treated in the cathode reaction region according to the electrochemical technique is treated with hypohalogenous acid, or, ozone or active oxygen according to a chemical technique.

Nitrogen treating method and nitrogen treating system

Propeller fan

In a radiation type air conditioning system for cooling or heating fluid such as air or refrigerant through heat exchange and supplying the cooled or heated fluid into a radiant panel to radiatively cool or heat a room, the air is cooled by a heat exchanger (evaporator), and the cooled air is supplied onto the radiation face of the radiant panel by a fan to prevent dew condensation on the radiation face of the radiant panel. If the air which is cooled and dried by the evaporator is heated by a heater when it is supplied onto the radiation face of the radiant panel, the dew condensation preventing effect can be enhanced. Further, plural through holes are formed in the radiation panel and the cooled air is blown out onto the radiation face through the through holes, so that the dew condensation preventing effect can be enhanced.

Radiation type air conditioning system having dew-condensation

An air conditioner for reduction of energy consumption without impairing the comfortable feeling, which comprises a room temperature detector for detecting the room temperature of an air-conditioned room, temperature setting apparatus for setting a target temperature, air conditioning device for performing an air conditioning operation to bring the room temperature detected by the room temperature detector toward the target temperature, and target temperature charger, which corrects the target temperature to rise and fall periodically in accordance with a predetermined rule after the room temperature has substantially reached the target temperature through use of the air conditioning devices. The charger shifts the average value of the target temperature after the start of the correction in such a direction that the air conditioning load of the air conditioning device is reduced from that for attaining the target temperature before the correction.

Air conditioner

Growing community of inventors

Ora-gun, Japan

Tsuyoshi Rakuma