Abstract: A hydrogen gas dissolution apparatus 1 to comprises a hydrogen extracting pipe 8 for extracting hydrogen gas from a cathode chamber 40b, a water supply pipe 3 for supplying water for electrolysis, an opening pipe 81 for opening the cathode chamber 40b, a hydrogen gas dissolution module 6 connected to the hydrogen extracting pipe 8, a first open/close valve 91 installed on the above-said water supply pipe 3, a second open/close valve 93 provided on the opening pipe 81, and a control means 10 for controlling the electrolysis tank 7, the first open/close valve 91, and the second open/close valve 93. The control means 10 causes the water to flow for the first and second open/close valves 91 and then start the electrolysis after closing the first open/close valve 91 and the second open/close valve 93.

Abstract: A hydrogen gas dissolving apparatus 1 has a hydrogen supply unit 2 capable of supplying hydrogen gas, and a hydrogen gas dissolution module 6 for bringing the hydrogen gas supplied from the hydrogen supply unit 2 in contact with and dissolved in water. The hydrogen gas dissolution module 6 has a supply port 62 to which the hydrogen gas is supplied, a hydrogen chamber 63 communicating with the supply port 62 and filled with the hydrogen gas supplied from the supply port 62, and an exhaust port 64 communicating with the hydrogen chamber 63 and discharging the air in the hydrogen chamber 63. The exhaust port 64 is located in a lower part of the hydrogen chamber 63.

Abstract: An electrolyzed water generating device 1 has an electrolysis chamber 40, a first feeding body 41 and a second feeding body 41 to which a DC voltage is applied, a diaphragm 43 disposed between the first feeding body 41 and the second feeding body 42 to divide the electrolysis chamber 40 into a first-polar chamber 40a and a second-polar chamber 40b, a control unit 5 for switching a polarity of the first feeding body 41 to an anode or a cathode and a polarity of the second feeding body 42 to a cathode or an anode, a flow rate sensor 22 detecting an amount of flowing water into the electrolysis chamber 40 on the cathode side per unit time, and a current detecting means 44 detecting a DC current supplied to the first feeding body 41 and the second feeding body 42. The surfaces of the first feeding body 41 and the second feeding body 42 are formed of a hydrogen storage metal.

Abstract: A water prescribing system 1 is provided with a state storage unit 21 which stores a state variable relating to a physical constitution and health condition for each of a plurality of persons including a user, and a prescription unit 22 which creates a prescription of water suitable for the user based on the state variable.

Abstract: An electrolyzed water generation device is provided with a first flow passage delivering electrolyzed water generated in one of a first polar chamber and a second polar chamber of an electrolytic chamber, a second flow passage delivering electrolyzed water generated in the other one of the first polar chamber and the second polar chamber, a double autochange crossline valve in which a flow rate regulating valve 74 and a flow passage switching valve 85 are interlocked, a polarity switching unit 51 switching the polarities of a first power feeder 41 and a second power feeder 42, and a determination unit 52 determining switching timing of the polarity switching unit 51 and the flow passage switching valve 85. The determination unit 52 integrates electrolysis time in the electrolytic chamber 40 and determines that the switching timing arrives when an integrated electrolysis time t reaches a predetermined threshold value T without the polarity being switched.

Abstract: An electrolyzed water generating apparatus 1 includes: an electrolysis tank D containing a first electrode chamber Da having a cathode 6a, a second electrode chamber Db having anode 6b, and a separating membrane Sp separating the first electrode chamber Da and the second electrode chamber Db from each other; a first water inlet path 4a supplying the first electrode chamber Da with raw water from outside; a first water outlet path 7a carrying to outside hydrogen-containing electrolyzed water generated by electrolysis in the first electrode chamber Da; and a charge amount adjuster 10 for adjusting, during the electrolysis, an amount of electrical charge to be provided to the hydrogen-containing electrolyzed water. The charge amount adjuster 10 adjusts the amount of electrical charge per unit quantity of the generated hydrogen-containing electrolyzed water through control of an electrolytic current or an electrolytic voltage.

Abstract: An electrolyzed water generation device is provided with a first flow passage delivering electrolyzed water generated in one of a first polar chamber and a second polar chamber of an electrolytic chamber, a second flow passage delivering electrolyzed water generated in the other one of the first polar chamber and the second polar chamber, a double autochange crossline valve in which a flow rate regulating valve 74 and a flow passage switching valve 85 are interlocked, a polarity switching unit 51 switching the polarities of a first power feeder 41 and a second power feeder 42, a current detection unit 44 detecting a current to be supplied to the first power feeder 41 and the second power feeder 42, a storage unit 55 storing a switching interval for the polarity switching unit 51 and the flow passage switching valve 85, and a switching control unit 52 switching the polarity and the flow passage switching valve 85 based on the switching timing.

Abstract: An electrolyzed water generation device is provided with a first flow passage delivering electrolyzed water generated in one of first polar chamber and second polar chamber of an electrolytic chamber, a second flow passage delivering electrolyzed water generated in the other one of the first polar chamber and second polar chamber, a double autochange crossline valve in which a flow rate regulating valve 74 and a flow passage switching valve 85 are interlocked, a polarity switching unit 51 switching the polarities of a first power feeder 41 and a second power feeder 42, and a determination unit 52 determining the switching timing of the polarity switching unit 51 and the flow passage switching valve 85. The determination unit 52 determines that the switching timing arrives when a predetermined time passes without detecting water supply to the electrolytic chamber after electrolysis is performed by a predetermined number of times or more in the electrolytic chamber without the polarities being switched.

Abstract: A functional water production device 1 comprises: a functional water production unit 2 for producing functional water including purified water, reduced water or acidic water obtained by electrolysis of water; a control unit 6 for controlling the functional water production unit 2 in a plurality of operational modes including a water purification mode, a reduced water mode, and an acidic water mode; and an operation unit 7 for switching the operational modes. The operation unit 7 comprises: an operational surface (71a); a display unit 72 for displaying operational areas 103, 104, and 105 corresponding to the operational modes along a first coordinate axis 101 in an order of pH of the functional water to be produced; and a position detecting unit 73 for detecting a position of the touch by a user on the operational surface (71a). Based on the information of the position, the control unit 6 determines the operational mode, and produces water according to the operational mode.

Abstract: The electrolyzed water-generating apparatus 1 includes: a first electrode chamber Da; a first water inlet path 4a connected to the first electrode chamber Da to supply the first electrode chamber Da with raw water from outside; a first water outlet path 7a connected to the first electrode chamber Da, and dispensing out of the first electrode chamber Da electrolyzed hydrogen water generated by electrolysis in the first electrode chamber Da; and a charge amount adjuster 10 connected to the electrolysis tank D to adjust an amount of electrical charge to be provided to the electrolyzed hydrogen water. The charge amount adjuster 10 adjusts, based on a flow rate of the raw water, the amount of the electrical charge per unit quantity of the generated electrolyzed hydrogen water through control of an electrolytic current or an electrolytic voltage, so that the adjusted amount of the electrical charge is constant.

Abstract: An electrolyzed water generation device is provided with a first flow passage delivering electrolyzed water generated in one of first polar chamber and second polar chamber of an electrolytic chamber, a second flow passage delivering electrolyzed water generated in the other one of the first polar chamber and second polar chamber, a double autochange crossline valve in which a flow rate regulating valve 74 and a flow passage switching valve 85 are interlocked, a polarity switching unit 51 switching the polarities of a first power feeder 41 and a second power feeder 42, and a determination unit 52 determining the switching timing of the polarity switching unit 51 and the flow passage switching valve 85. The determination unit 52 determines that the switching timing arrives when a predetermined time passes without detecting water supply to the electrolytic chamber after electrolysis is performed by a predetermined number of times or more in the electrolytic chamber without the polarities being switched.

Abstract: The electrolyzed water-generating apparatus 1 includes: a first electrode chamber Da; a first water inlet path 4a connected to the first electrode chamber Da to supply the first electrode chamber Da with raw water from outside; a first water outlet path 7a connected to the first electrode chamber Da, and dispensing out of the first electrode chamber Da electrolyzed hydrogen water generated by electrolysis in the first electrode chamber Da; and a charge amount adjuster 10 connected to the electrolysis tank D to adjust an amount of electrical charge to be provided to the electrolyzed hydrogen water. The charge amount adjuster 10 adjusts, based on a flow rate of the raw water, the amount of the electrical charge per unit quantity of the generated electrolyzed hydrogen water through control of an electrolytic current or an electrolytic voltage, so that the adjusted amount of the electrical charge is constant.

Abstract: There is provided an apparatus for producing water for preparation of a dialysis solution, including an electrolytic water generation device that performs electrolysis using a solid polymer membrane, and a reverse osmosis membrane treatment device, the electrolytic water generation device being capable of reducing drained water as much as possible, and performing intense electrolysis to increase the amount of dissolved hydrogen without raising pH.

Abstract: The invention is directed to a method of detecting hydrogen radicals present in water or an aqueous solution, characterized in adding sodium salt of 3,5-dibromo-4-nitrosobenzenesulfonic acid (DBNBS) to a sample for detecting the hydrogen radicals by coloring resulting from absorption characteristics thereof, and further characterized in blowing hydrogen gas into a solution of 1,1-diphenyl-2-piclylhydrazyl (DPPH) having absorption in the vicinity of 517 nm and a solution of sodium salt of 3,5-dibromo-4-nitrosobenzenesulfonic acid (DBNBS) at a constant speed in the presence of platinum black for quantitatively analyzing the concentration of the hydrogen radicals from a calibration curve C of a graph of correlation between absorbance in the vicinity of 450 nm derived from a DBNBS azo compound and the concentration of the formed hydrogen radicals.

Abstract: Purified water is obtained from tap water. NaCl is added to the purified water so that the conductivity thereof is at least 100 &mgr;S/cm. Then, electrolysis is applied. The obtained cathode water is output and neutralized. The obtained cathode water includes dissolved hydrogen (H+, H., H2) of at least 0.1 ppm. This dissolved hydrogen prevents or suppresses DNA damage.

Abstract: Electrolytic reduced water free of hypochlorous acid and chlorine gas is provided which is effective for cancer treatment. Water including NaOH is subjected to electrolysis. Electrolytic reduced water obtained at a cathode electrode side has been found to suppress metastasis of cancer cells. The water had no effects on growth of healthy cells during a one-week test.

Abstract: A main feature of the present invention is to provide water for medical treatment that can eliminate superoxide anion radicals that trigger various disease. Raw water including at least sodium, potassium, magnesium, and calcium ions is supplied to an eloectrolytic water treatment apparatus comprising a cathode chamber and an anode chamber. A current within the range of 0.16 mA/cm.sup.2 .about.3.2 mA/cm.sup.2 is applied per each pair electrodes and one diaphragm for 0.5 seconds .about.5 seconds across a cathode electrode and an anode electrode to electrolyze the raw water. By this method, water for medical treatment is produced that has an oxidation-reduction potential value within the range of -150 mV.about.0 mV measured against a platinum electrode. The water for medical treatment can remove from the blood of a patient the SAR that causes various disease.