Yokogawa Electric Patente

A resonant pressure sensor (1A; 1B) includes: a housing (50); a housing-fixed portion (2) fixed to the housing; a substrate (3; 3A; 3B; 3C) including a substrate-fixed portion (31) fixed to the housing-fixed portion (2) and a substrate-separated portion (32; 32A; 32B; 32C)) separated from the housing-fixed portion (2) in a first direction and extending from the substrate-fixed portion (31); a gap (S) being defined between the housing-fixed portion (2) and the substrate (3; 3A; 3B; 3C), the gap (S) being configured to receive a pressure-receiving fluid (F; K) enveloping the substrate; a first resonator (4) disposed in the substrate-separated portion (32; 32A; 32B; 32C) and configured to detect a change of a resonance frequency based on a strain in the substrate (3; 3A; 3B; 3C) caused by static pressure applied by a pressure-receiving fluid (F; K); a first electrode (36a) extending along a second direction perpendicular to the first direction and configured to output an excitation signal to the first resonator (4) to excite the first resonator (4); a second electrode (36c) extending along the second direction and from which the first resonator (4) is configured to output a signal having the resonance frequency; and a processor configured to measure the static pressure based on the detected change of the resonance frequency. The first resonator (4) is disposed between the first electrode (36a) and the second electrode (36c) in a third direction perpendicular to the first direction and the second direction.

In an analog sensor (100) that is connected to a converter (200) that computes a measured value includes a sensor unit (130) that measures a physical quantity and that converts the physical quantity into an electric signal that is used to compute the measured value, a memory (120) that stores individual information that is information unique to the analog sensor (100),a first signal line (150) that is used to input and output the individual information between the converter (200) and the analog sensor (100), and a second signal line (140) that is used to input and output the electric signal between the converter (200) and the analog sensor (100).

Provided is a flow synthesizing apparatus comprising: a flow channel through which a fluid flows; and a measuring unit including a plurality of measurement points arranged from an upstream side to a downstream side in a reaction region in which a fluid during a reaction in the flow channel flows, wherein a flow channel portion where the plurality of measurement points are arranged in the reaction region includes a location in which a cross-sectional area of the flow channel becomes greater as the flow channel portion is closer to the downstream side. In the above-described flow synthesizing apparatus, the flow channel may include a pre-reaction region in which a fluid before a reaction flows, and the reaction region may include a location in which a cross-sectional area of the flow channel is smaller than a total cross-sectional area of the flow channel in the pre-reaction region.

An electric current sensor (1) includes a shield (3) having an opening (37) for capturing a magnetic field (H) in the shield (3), the magnetic field (H) having been generated by an electric current (I) flowing through a conductor (9), a magnetic field sensor (4) that is placed at a position in the shield (3) and outputs a sensor voltage corresponding to the magnetic field (H) at the position, and a detection circuit (6) that is placed outside the shield (3) and detects the electric current (I) on the basis of the sensor voltage from the magnetic field sensor (4). The magnetic field sensor (4) includes a first magnetic field sensor (41) to detect low-frequency magnetic fields, and a second magnetic field sensor (42) to detect high-frequency magnetic fields. The first magnetic field sensor (41) is placed nearer to the opening (37) than the second magnetic field sensor (42) and the second magnetic field sensor (42) is placed farther from the opening (37) than the first magnetic field sensor (41).

An error amplifier (Q2) generates an electric current signal that is constant electric current. A signal processing circuit (102) inputs input voltage for generating an electric current signal having a target electric current value, to the error amplifier (Q2), and detects a failure by comparing a voltage value of voltage output from the error amplifier (Q2) with a determination voltage value.

A current measurement system includes a magnetic field shield (3) that is configured to capture, to the inside thereof, a magnetic field (H) that is generated by a current (I) that flows through a cable (9), a magnetic field sensor (4) that is installed inside the magnetic field shield (3), a predetermined sensor, and a current measurement apparatus (2). The predetermined sensor is a sensor for detecting the cable (9), the magnetic field sensor (4) detects the magnetic field (H) at an installation location, the current measurement apparatus (2) acquires a detection result of the predetermined sensor and a detection result of the magnetic field sensor (4), identifies a center position of the cable (9) based on the acquired detection result of the predetermined sensor, and calculates a current value of the current (I) that flows through the cable (9) based on the identified center position and the acquired detection result of the magnetic field sensor (4).

Provided is an information processing apparatus including: an information acquisition unit which acquires position information regarding a position of each of a plurality of moving bodies and state information regarding a state of each of the plurality of moving bodies in a real space in which the plurality of moving bodies move; a reception unit which receives designation of a measurement position of measurement target information that is information of a measurement target in the real space on a virtual map corresponding to the real space; and a determination unit which determines a moving body of the moving bodies to move to the measurement position, based on the measurement position, and the position information and the state information of each of the plurality of moving bodies.

A measurement device includes a radiation unit 20 that houses inside a charged particle radiation source 21; a detection unit 30 that houses inside a detection device 31 that detects charged particle radiation radiated from the charged particle radiation source and that is arranged with a clearance between the detection unit 30 and the radiation unit 20; and a magnetic field generator 40 that generates a magnetic field from a side of one of the radiation unit 20 and the detection unit 30 toward a side of the other between the radiation unit 20 and the detection unit 30 and, in the radiation unit 20, an output port 23a that allows the charged particle radiation radiated from the charged particle radiation source 21 to be output to outside is formed in a position opposed to the detection unit 30, and, in the detection unit 30, an incidence port 33a that allows the charged particle radiation to be incident on the inside is formed in a position opposed to the output port 23a.

A surge protection device (1) is mounted on a transmitter (100). A cable that sends a signal received from an external device is connected to terminal block screw portions (12, 13). The connector (23) is detachable with respect to a connector component provided in the transmitter (100), and outputs an input signal received from each of the terminal block screw portions (12, 13) to the connector component. The surge protection element (21, 22) absorbs a surge electric current in a case where a surge voltage is applied from the terminal block screw portions (12, 13) to the connector component. The terminal connector portion (11) is connected to the terminal block screw portions (12, 13) via the surge protection element (21, 22).

Provided is an information processing apparatus including: a virtual map acquisition unit which acquires a virtual map that is three-dimensional and corresponds to a real space in which a plurality of moving bodies move, the virtual map including an initial position and a destination position of movement of the moving body; an information acquisition unit which acquires position information regarding a position of each of the plurality of moving bodies and state information regarding a state of each of the plurality of moving bodies in the real space; and a display unit which displays the state information of each of the plurality of moving bodies at a position, on the virtual map, corresponding to the position of each of the plurality of moving bodies.

A server apparatus (10) stores therein device setting information that includes tag information that is set in association with a plant device (20) that is included in a plant and a data type code that indicates a data format, receives device data that is transmitted by the plant device (20), determines an output destination of the device data in accordance with the data format based on the tag information, and outputs the device data to the determined output destination based on the data type code.

Provided is an information processing apparatus including: a virtual map storage unit which stores a virtual map that is three-dimensional and corresponds to a real space; a map information acquisition unit which acquires map information of the real space from a plurality of moving bodies moving in the real space; a difference extraction unit which extracts a difference of each piece of the map information from the virtual map; and a virtual map update unit which updates the virtual map based on the difference in a case where the difference for a same place is extracted from two or more pieces of the map information. The map information acquisition unit may acquire the map information for each place in the real space from the plurality of moving bodies moving in the real space. The difference extraction unit may judge a similarity degree in the difference between the map information and the virtual map for the same place. The virtual map update unit may update the virtual map based on the similarity degree.

The relay apparatus (100) includes a first communication unit (110) that communicates with a first device that is connected to a first link, a second communication unit (120) that communicates with a second device that is connected to a second link, a communication control unit (150) that receives, from the first device, software that is to be transmitted to the second device, and stores the received software in a storage unit (140), and an update control unit (160) that updates software of the second device by transmitting the software that is stored in the storage unit (140) to the second device.

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Examples relate to a method, apparatus, and computer program for determining a measured temperature of a multi-cell electrolyzer, and to a system comprising such an apparatus and a fiber-optic temperature sensor. The method comprises obtaining (120) sensor information of a fiber-optic temperature sensor, wherein the sensor information comprises temperature values measured at a plurality of intervals of a fiber-optic cable used by the fiber-optic temperature sensor, and calculating (150), for each cell of the multi-cell electrolyzer, at least one temperature based on the temperature values measured at the plurality of intervals.

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