60results about How to "Convenient for temperature detection" patented technology

A dynamoelectric machine enabling stator winding temperature detecting precision of a temperature measuring means to be improved while also improving assembly of the dynamoelectric machine is provided.The dynamoelectric machine according to the present invention includes: a stator winding disposed in a stator; a temperature sensor for estimating a stator winding temperature of the stator winding; and a thermally-conductive bracket disposed between the stator winding and the temperature sensor. An estimated value of the stator winding temperature is calculated using a sum of a measured temperature measured by the temperature measuring means and a correcting value for correcting the measured temperature.

The present invention provides a technology capable of achieving a highly-sensitive flow sensor, by forming a metal film having a relatively high TCR on a semiconductor substrate via an insulating film. A measurement device which is a thermal fluid flow sensor includes a heat element, resistance temperature detectors (upstream-side resistance temperature detector and downstream-side resistance temperature detector), and a resistance temperature detector for air which are all formed of a first metal film. The first metal film is formed of an α-Ta film having a resistivity lower than three times the resistivity of a Ta ingot and obtained by deposition through sputtering on an amorphous film containing metal.

A sealing member which is compressed by a contactless temperature sensor and a cover member of a fixing unit is provided between the sensor and the cover member. An opening portion for temperature detection is shut off from a space around the fixing unit by the sealing member, thereby preventing the air from flowing from the opening portion into the fixing unit.

A sealing member which is compressed by a contactless temperature sensor and a cover member of a fixing unit is provided between the sensor and the cover member. An opening portion for temperature detection is shut off from a space around the fixing unit by the sealing member, thereby preventing the air from flowing from the opening portion into the fixing unit.

There is provided a technique which is capable of detecting a temperature of a semiconductor device with high precision. A temperature detection circuit detecting a temperature of a semiconductor device includes a first short-cycle oscillator generating a first clock signal having positive temperature characteristics with respect to a frequency, a second short-cycle oscillator generating a second clock signal having negative temperature characteristics with respect to the frequency, and a temperature signal generation unit generating a temperature signal which is varied according to the temperature of the semiconductor device based on the first and second clock signals.

The present invention provides a technology capable of achieving a highly-sensitive flow sensor, by forming a metal film having a relatively high TCR on a semiconductor substrate via an insulating film. A measurement device which is a thermal fluid flow sensor includes a heat element, resistance temperature detectors (upstream-side resistance temperature detector and downstream-side resistance temperature detector), and a resistance temperature detector for air which are all formed of a first metal film. The first metal film is formed of an α-Ta film having a resistivity lower than three times the resistivity of a Ta ingot and obtained by deposition through sputtering on an amorphous film containing metal.

There is provided a technique which is capable of detecting a temperature of a semiconductor device with high precision. A temperature detection circuit detecting a temperature of a semiconductor device includes a first short-cycle oscillator generating a first clock signal having positive temperature characteristics with respect to a frequency, a second short-cycle oscillator generating a second clock signal having negative temperature characteristics with respect to the frequency, and a temperature signal generation unit generating a temperature signal which is varied according to the temperature of the semiconductor device based on the first and second clock signals.

The invention relates to automatic vacuum backflow welding equipment adopting contact type temperature control, and belongs to the technical field of vacuum backflow welding. The automatic vacuum backflow welding equipment adopting contact type temperature control comprises a heating chamber, a cavity cover, infrared radiation tubes, a heating plate located above the infrared radiation tubes, a contact type temperature control mechanism, a vacuumizing mechanism and a cooling mechanism, wherein one end of the cavity cover is hinged to and installed on the heating chamber, and the other end of the cavity cover and the heating chamber are detachably installed in a sealed mode through an automatic opening and closing locking device; a heating cavity is arranged in the heating chamber and internally provided with the multiple infrared radiation tubes; and the contact type temperature control mechanism comprise a main thermocouple and a movable thermocouple, the main thermocouple is installed in the heating cavity and is installed at the bottom of the heating plate in a contact mode, the movable thermocouple is installed on the cavity cover and is installed on the upper surface of the heating plate in a contact mode, and both the main thermocouple and the movable thermocouple are electrically connected with a PID heating controller. The automatic vacuum backflow welding equipment adopting contact type temperature control is used for solving the technical problem of poor product welding quality caused by low heating efficiency, uneven heating and low heating temperature of vacuumreflow welding equipment, and the technical problem that the cavity cover is too heavy to operate.

The invention discloses an automobile data recorder apparatus. The apparatus comprises a support and a recorder host movably connected to the support, the recorder host is provided with a host control circuit board, the host control circuit board is electrically connected with a camera module, a bump detection module and a motor rotating module used for driving the recorder host to rotate relative to the support under the control of the host control circuit board, the support is provided with a support control circuit board electrically connected with the host control circuit board, and the support control circuit board is connected with a power supply input interface and a wired communication interface. The apparatus has the advantages of simple structure, easy realization, and convenience in use.

The invention provides a temperature detecting circuit of a frequency converter. The temperature detecting circuit comprises a temperature collecting circuit and a data transmitting circuit. The temperature collecting circuit comprises a plurality of branch circuits. The input end of each of the branch circuits is connected to multiple temperature switches for temperature detection and / or thermistors distributed in the frequency converter, and the temperature collecting circuit compares the voltage of the output end of each of the branch circuits and outputs voltage Umax of a maximum value. The output end of the data transmitting circuit is connected to a single-chip microcomputer of the frequency converter by an AD interface and transmits a processed voltage signal to the single-chip microcomputer, thus the single-chip microcomputer calculates the highest temperature in the multiple temperature switches and / or thermistors according to the voltage signal. According to the temperature detecting circuit of a frequency converter, a detection mode with the temperature switches and / or thermistors as detection components is satisfied, the highest temperature in the frequency converter can be determined, thus overheat protection is facilitated, and the occasion of application is wide.

There are many industrial applications in which non-contact temperature sensing is useful for increasing production speed and quality, such as printing, laminating, extrusion, and metal forming. Disclosed is a non-contact temperature determining apparatus which uses two wide wavelength bands integrating sensors to determine the radiance ratio of a target and thereby determine a corresponding temperature of the target. Also disclosed is a non-contact temperature determining apparatus in which a beam splitter passes one wide wavelength band to a sensor and reflects another distinct wide wavelength band to another sensor from which temperature can be determined. A disclosed embodiment of the dual waveband temperature detector improves upon traditional and currently available ratio pyrometers by further reducing the cost of the system, making installation and use easier, and improving temperature detection for low temperature industrial applications.

The invention discloses a production method of brine heparin sodium. The production method comprises the following five steps: preparation of a stock solution; enzymolysis; adsorption; elution; and precipitation. The production method is characterized in that in the step of preparing the stock solution, a raw material is originated from brine for treating a semi-finished product casing; parameter adjustment is carried out in the enzymolysis step to guarantee correspondence with components of the stock solution so as to ensure the enzymolysis effect. The method disclosed by the invention is suitable for producing the brine heparin sodium, wherein the raw material is originated from casing processing brine. The heparin component in the small intestine of a pig can be fully extracted to avoid waste on raw materials, so that the extraction efficiency and the production efficiency of the brine heparin sodium can be improved.

The invention relates to the field of sensors, in particular to a thermal sensor, comprising a connector, a probe mechanism, a handle mechanism and an elastic protection mechanism. The connector is connected with a signal line; the probe mechanism is connected with the connector; the The handle mechanism is connected with the connector, and the handle mechanism includes a rubber sleeve, a handle, an inner thread sleeve, an outer thread block, a connecting rod and a connecting block, and the upper surface of the connector is fixedly connected with a vertically arranged connecting rod through the connecting block , the end of the connecting rod away from the connecting block is fixedly connected with an external thread block, the external thread block is threadedly connected in the internal thread sleeve, and the upper end side of the internal thread sleeve is fixedly connected with a handle, and the hand-held section of the handle is fixedly connected with a rubber sleeve; The elastic protection mechanism is connected with the connector. The thermal sensor provided by the invention has the advantages of convenient adjustment of the detection position, long service life and high detection accuracy.