Patent application number | Description | Published |
20090049821 | EXHAUST GAS PURIFIER - An exhaust gas purer ( | 02-26-2009 |
20090284271 | INSTRUMENT FOR MEASURING CONCENTRATION OF PARTICULATES IN FLUID, MEASURING METHOD, AND MEASURING PROGRAM - There are disclosed an instrument for measuring the concentration of particulates in a fluid, which is capable of determining the concentration of the particulates in the fluid with high accuracy. The instrument for measuring the concentration of the particulates in the fluid includes particulate collecting means, temperature measuring means, flow rate measuring means, impedance measuring means, time measuring means, constant determining means for determining an impedance change per unit time-particulate concentration constant from temperature and flow rate, impedance change per unit time computing means for computing the change of an impedance per unit time, and particulate concentration determining means for determining the concentration of the particulates from the change of the impedance per unit time computed by the impedance change per unit time computing means. | 11-19-2009 |
20090308251 | PARTICULATE MATERIAL DETECTING APPARATUS - A particulate matter detecting apparatus ( | 12-17-2009 |
20090309571 | PARTICULATE MATTER SENSOR - A particulate matter sensor ( | 12-17-2009 |
20090315569 | IMPEDANCE MEASURING INSTRUMENT AND IMPEDANCE MEASURING METHOD FOR FINE PARTICLE COLLECTOR - An impedance measuring instrument of a fine particle collector comprising a fine particle collection body for collecting fine particles in a fluid, a conductive can body for containing the fine particle collection body, and a buffering body disposed between the fine particle collection body and the conductive can body, wherein two or more electrodes are arranged on the fine particle collection body, at least one of the electrodes is connected with an AC power supply, at least the other electrode is connected with an ammeter, the AC power supply and the ammeter are interconnected and further connected with the conducive can body, and the conducive can body is grounded. | 12-24-2009 |
20100000404 | Particulate matter detection device and particulate matter detection method - A particulate matter detection device includes a collection electrode that collects the particulate matter, a discharge electrode that allows a corona discharge to occur when a voltage is applied between the collection electrode and the discharge electrode, a measurement electrode, the impedance between the collection electrode and the measurement electrode changing when the collection electrode has collected the particulate matter, and a measurement section that detects a change in the impedance between the collection electrode and the measurement electrode, the particulate matter detection device detecting the particulate matter by charging the particulate matter contained in the gas by utilizing the corona discharge, collecting the charged particulate matter by the collection electrode by utilizing an electrostatic force, and detecting a change in the impedance between the collection electrode that has collected the particulate matter and the measurement electrode using the measurement section. | 01-07-2010 |
20100000863 | PARTICULATE MATTER DETECTION DEVICE - A particulate matter detection device | 01-07-2010 |
20100071441 | PARTICULATE MATTER DETECTION DEVICE AND METHOD FOR MANUFACTURING THE SAME - A particulate matter detection device including a main body which has one end provided with a through hole; a pair of electrodes embedded in a wall through which the through hole is formed, and covered with a dielectric material; wires extending from the electrodes to the other end of the main body; and a ground electrode provided at a position sandwiched between the wires. The device can electrically adsorb, on the wall surface of the through hole, a charged particle in a fluid flowing into the through hole, or a particle charged by electric discharge caused in the through hole by applying a voltage across the pair of electrodes. The device can measure the changes of the electric properties of the wall through which the through hole is formed, thereby detecting particles adsorbed on the wall surface of the through hole. | 03-25-2010 |
20100196224 | PLASMA REACTOR - There is provided a plasma reactor provided with a reformer reactor having a feed port for target gas to be reformed and a discharge port for reformed gas, a pair of electrodes disposed to face each other in an internal space of the reformer reactor, and a pulse power source for applying a pulse voltage to the electrodes. One of the electrodes is a linear electrode, and the other electrode is a honeycomb electrode which is composed of a conductive ceramic and has a plurality of cells functioning as gas flow passages and separated and formed by partition walls. | 08-05-2010 |
20100229371 | TUBULAR STRUCTURE FOR FIXING PARTICULATE MATTER DETECTION DEVICE - A tubular structure for fixing particulate matter detection device | 09-16-2010 |
20100229627 | PROTECTIVE EQUIPMENT FOR PARTICULATE MATTER DETECTION DEVICE - A protective equipment | 09-16-2010 |
20100229629 | PARTICULATE MATTER DETECTION DEVICE - A particulate matter detection device | 09-16-2010 |
20100229630 | PARTICULATE MATTER DETECTION DEVICE - A particulate matter detection device ( | 09-16-2010 |
20100229631 | PARTICULATE MATTER DETECTION DEVICE - A particulate matter detection device ( | 09-16-2010 |
20100229632 | PARTICULATE MATTER DETECTION DEVICE - A particulate matter detection device ( | 09-16-2010 |
20100229724 | PARTICULATE MATTER DETECTION DEVICE - A particulate matter detection device ( | 09-16-2010 |
20110047976 | EXHAUST GAS TREATMENT APPARATUS - An exhaust gas treatment apparatus | 03-03-2011 |
20110072786 | EXHAUST GAS TREATMENT APPARATUS - There is provided an exhaust gas treatment apparatus | 03-31-2011 |
20110252865 | PARTICULATE MATTER DETECTING DEVICE - The particulate matter detecting device of the present invention includes: a sensor element having a plate-shaped element substrate, at least one pair of measurement electrodes arranged on one end face of this element substrate, a heater electrode arranged on either of end faces or inside of the element substrate, and a plurality of lead terminals arranged on the other end face of the element substrate and electrically connected to each of the measurement electrodes and the heater electrode; and an outer sheath body having a columnar barrel portion and a barrel-portion end face arranged on one end face of the barrel portion, in which the sensor element is arranged in the barrel portion of the outer sheath body such that the pair of measurement electrodes is exposed from an open frontal area of the barrel-portion end face. | 10-20-2011 |
20110252866 | PARTICULATE MATTER DETECTING DEVICE - A particulate matter detecting device includes a sensor element having a measurement electrode and a heater electrode provided on one end portion of a plate-like element substrate, a cylindrical lead terminal cover member having the sensor element inserted into a penetration portion that penetrates in an axial direction thereof so that the sensor element is held inside a detecting device external cylinder, and the detecting device external cylinder. The penetration portion includes a first penetration portion having a size corresponding to that of a cross section of the sensor element, and a second penetration portion with a larger cross section perpendicular to the penetration direction than that of the first penetration portion. An electrical insulating sealant is filled in a gap between the second penetration portion and the sensor element inserted into the second penetration portion so that the sensor element and the lead terminal cover member are fixed. | 10-20-2011 |
20120055233 | PARTICULATE MATTER DETECTION DEVICE - A particulate matter detection device includes a plate-like element base material including, on one surface thereof, a formed recess portion to collect a particulate matter; a pair of measurement electrodes arranged on the bottom surface side of the recess portion of the element base material; and a high-voltage dust collection electrode embedded in a wall which forms the recess portion of the element base material on the one surface side of the element base material from a position where the pair of measurement electrodes are arranged. An electric field is generated from the high-voltage dust collection electrode to the pair of measurement electrodes, to collect, on the bottom surface side of the recess portion, the particulate matter flowing along the element base material, and a change of electric characteristics between the pair of measurement electrodes is measured to detect the particulate matter collected on the recess portion. | 03-08-2012 |
20150014292 | HEATING METHOD OF HONEYCOMB STRUCTURE - The heating method of honeycomb structure includes a heating step of supplying a power to a honeycomb structure body of a honeycomb structure including the tubular honeycomb structure body having porous partition walls to define and form a plurality of cells and a circumferential wall positioned at an outermost circumference, and heating by electricity conduction, and a catalyst loaded onto the partition walls of the honeycomb structure body, to heat the honeycomb structure body up to a target temperature, and in the heating step, there is provided, at least once, a supply power decrease section where the supply of the power to the honeycomb structure body is stopped or the power to be supplied to the honeycomb structure body is decreased before the lowest temperature in a heating region of the honeycomb structure body reaches the target temperature. | 01-15-2015 |