PROBLEM TO BE SOLVED: To provide a method for cleaning an economic exhaust heat recovery boiler by reducing a temporary facility. SOLUTION: Degreasing agent such as sodium hydroxide of a specified amount is introduced from the manholes of a high-pressure drum 10 and a low- pressure drum 9. Thereafter, a gas turbine 1 is started, and a load operation of a no-load or more is executed. A high-pressur...

PROBLEM TO BE SOLVED: To prevent the occurrence of pitting in the heat transfer tube of an exhaust heat recovery boiler by assuring the concentration of hydrazine at the time of starting a plant and eliminating the supply of the excess hydrazine after a gas turbine is started. SOLUTION: The method for injecting hydrazine of an exhaust heat recovery boiler comprises the steps of supplying a predete...

PROBLEM TO BE SOLVED: To take out solar light energy received by solar cells, as electric energy and thermal energy, and thereby to utilize the most part of the solar light energy. SOLUTION: This solar cell panel integration type water heater 2 is equipped with a plurality of pipes 4 made of solar cells, a case 6 holding these pipes 4, a pump supplying water to the pipes 4, etc. Each of the pipes ...

PROBLEM TO BE SOLVED: To provide solar equipment for hot water supply wherein water temperature in piping and outdoor air temperature in the vicinity of the piping are sensed by sensors, a heater for preventing freeze is controlled according to values of the water temperature and the outdoor air temperature and thereby the freeze can be prevented exactly and economically. SOLUTION: Water sensors 2...

PROBLEM TO BE SOLVED: To provide solar equipment for hot water supply wherein hot water stored in a solar heat collecting device is prevented from being forced out and releasing heat even at the time when a heater for preventing freeze in a communication pipe part of a water supply pipe and a hot water supply pipe is operated when water temperature in either of these pipes becomes a prescribed tem...

PROBLEM TO BE SOLVED: To provide solar equipment for hot water supply wherein there is no possibility of freezing in each pipeline even in the case when residual hot water is present in a solar heat collecting device or when no residual hot water is present, but water is present therein, on the occasion when a heater for preventing freeze which is disposed in the middle of a communication pipe par...

PROBLEM TO BE SOLVED: To prevent deterioration in the life performance of a negative plate at high temperature by adding a mixture of naphthalenesulfonic acid or its derivative and lighin. SOLUTION: As lignin, the sodium salt of sulfite lignin manufactured by a sulfite process, and as naphthalenesulfonic acid or the condensation product of its derivative, the sodium salt of naphthalenesulfonic aci...

PROBLEM TO BE SOLVED: To provide a laminating lead-acid battery whose current collecting body is not damaged in an assembling process. SOLUTION: Acid resistant-oxidation resistant sheets 13 and 14 having a large number of through holes 13b and 14b in which active materials 13d and 14d are filled, have a positive electrode and a negative electrode layered on a plate-like current collecting body 12....

PROBLEM TO BE SOLVED: To provide a run controller of an electric car which has a brake device which brakes wheels and a regenerative brake device using a motor and with which the slope starting, a heel-and-toe operation for cornering, etc., can be performed excellently without a feeling of incongruity. SOLUTION: A brake operation value detecting means 22, a drive operation value detecting means 20...

PROBLEM TO BE SOLVED: To provide the auxiliary brake device which is mounted on a vehicle having an exhaust brake device and a retarder device and with which the uncomfortable feeling to a driver by the sudden change of a braking force when both the exhaust brake device and the retarder device are released from operation in order to avoid an engine stall in the low speed drive can be eliminated. S...

PCT No. PCT/DK92/00329 Sec. 371 Date May 2, 1994 Sec. 102(e) Date May 2, 1994 PCT Filed Nov. 10, 1992 PCT Pub. No. WO93/09753 PCT Pub. Date May 27, 1993.A container for receiving and separating blood plasma into its ingredients comprises two sealingly coupled sections (1 and 2). One container section (2) and the adjacent portion of the other container section are made of solid material, and the tw...

PROBLEM TO BE SOLVED: To make uniform temperature in a furnace box even without use of a coverlet by providing a heater part substantially over the entire surface of the bottom surface and the inside surface of the furnace box and substantially over the entire surface of a lower surface of a top plate part of a table disposed above the furnace box, and setting heating capacity of the heating part ...

PROBLEM TO BE SOLVED: To provide an optical fiber amplifier that wavelength dependency of a gain is nearly linear or nearly fixed. SOLUTION: An amplifying optical fiber 111 having an upward projecting shape in the wavelength dependency of the gain and the amplifying optical fiber 112 having a downward projecting shape in the wavelength dependency of the gain are cascade-connected. The amplifying o...

PROBLEM TO BE SOLVED: To eliminate unstable light emission during the initial stage of light emission starting. SOLUTION: The trigger circuit 6 of a flash discharging pipe supplies a high frequency high voltage from an output terminal TO to the trigger electrode of a flash discharging pipe 8 and ionized the interior of the discharge pipe so as to start light emission when a high level signal is ap...

PROBLEM TO BE SOLVED: To recognize the position of its own vehicle in file traveling and to accurately correspond to a file change such as separation. SOLUTION: In a case other than file traveling, a communication control ECU 22 allocates '1' as the ID of its own vehicle and a vehicle control ECU 16 executes automatic driving based upon signals from a magnetic sensor 10, a CCD camera 12, etc. At t...

A test kit for determining qualitatively or quantitatively the presence of one or more analytes in a fluid sample, comprising an assay device (600) together with a reading device which engages with the assay device (600) and wherein precisely located engagement of the assay device with the reading device is essential for accurate reading of the assay result, wherein precisely located engagement of...

PROBLEM TO BE SOLVED: To inexpensively detect a position at high speed with high accuracy. SOLUTION: A laser beam source 3 is arranged on one side of a position in which a positioning hole 2 of a work 1 is normally positioned, and a two-dimensional position detecting element 4 is arranged on the other side so as to be opposed to the laser beam source 3, and a spotlight 7 passing through the positi...

PROBLEM TO BE SOLVED: To prevent a peeling such as the peeling of an insulating coating layer by a Cu sheath, and improve oxygen permeability by providing an insulating coating layer consisting of Ni oxide or Zr oxide on the surface of a sheath material. SOLUTION: The hollow part of an Ag sheath material 2 is filled with a temporarily baked powder 4 of oxide superconductor, and successively insert...

PROBLEM TO BE SOLVED: To enhance the adhesion of an insulating coating layer to impart excellent electric insulating property, and provide the space factor of a prescribed value in the formation into a superconducting magnet by forming an insulating coating layer consisting of At anodic oxide film on the surface of an Ag sheath material. SOLUTION: A thin film layer of metal Al (Al thin film layer)...