1416 results about "Temperature induction" patented technology

The invention discloses an alarm device, and relates to a vehicle child retention alarm device. The device is an alarm device for preventing a child from being retained in a vehicle so as not to cause a safety accident by using a photoelectric technology. The device comprises a detection device for signal acquisition and detection, a central processing unit and an execution device, wherein the detection device and the execution device are connected with the central processing unit through circuits respectively; the detection device comprises a photoelectric sensor, a temperature induction meter and a gas detector; the execution device comprises a wireless signal emitter, an illuminator, a sounder and a ventilation system controller; detected signals are transmitted to the central processing unit through the circuits by the photoelectric sensor, the temperature induction meter and the gas detector; after the received signals are processed by the central processing unit, and an alarm instruction is emitted to the wireless signal emitter, the illuminator and the sounder respectively and a ventilation equipment starting instruction is emitted to the ventilation system controller; the wireless signal emitter is used for emitting a wireless alarm signal to a mobile phone; and an original warning lamp is turned on by the illuminator, alarm sound is emitted by the sounder, and an original vehicle air conditioning ventilation system and an original vehicle window lifting system are turned on by the ventilation system controller respectively. The alarm device has the advantages of no special requirements on an implemented vehicle, convenience in use and capabilities of completely solving the problem of no protection measure for personal safety of the child in the vehicle after parking of the vehicle, displaying technical parameters, facilitating parameter adjustment, amending settings and realizing various functions.

The invention discloses a pin tool used for friction stir welding, which integrates an electromagnetic vibration system, an electromagnetic action system, an internal forced cooling system, a gas-shielded forced cooling system, a temperature induction system and a sealing and insulation system, and is an integrated pin tool used for friction stir welding, which has the functions of electromagnetic vibration in-situ composite electromagnetic action, forced temperature control, gas shielding and temperature detection, and a device thereof is further disclosed, and can be applied in electromagnetic vibration in-situ composite electromagnetic action friction stir welding and the preparation of ultrafine grain materials with large thickness and large area by severe plastic deformation.

The invention relates to an infrared induction temperature control e-cigarette and a temperature control method thereof. The infrared induction temperature control e-cigarette comprises a shell, a liquid storage device nested in the shell, an atomization component, a heating element R in the atomization component, a power supply and a circuit control panel with a smoking switch SW. The circuit control panel comprises an infrared temperature induction unit and a power supply management module. The infrared temperature induction unit can receive an infrared radiation signal which is sent from the heating element R and which represents a certain temperature, then converts the same into a temperature electric signal and sends the temperature electric signal to the power supply management module. After judgment and processing, the power supply management module generates a control electric signal to control the heating element R to be connected / disconnected with the power supply. According to the arrangement, with the infrared temperature induction unit, the temperature in an atomization chamber is detected and controlled, and the atomizer is protected from dry burn. Thus noxious gas and burnt flavor are prevented from entering human bodies, and human health is protected.

The present invention provides new polymer induction bonding technology. Induction heating technologies are utilized to weld, forge, bond or set polymer materials. The invention provides controlled-temperature induction heating of polymeric materials by mixing ferromagnetic particles in the polymer to be heated. Temperature control is obtained by selecting ferromagnetic particles with a specific Curie temperature. The ferromagnetic particles will heat up in an induction field, through hysteresis losses, until they reach their Curie temperature. At that point, heat generation through hysteresis loss ceases. This invention is applicable to bonding thermoplastic materials, wherein only the area to be heated has ferromagnetic particles in it; bonding of thermoset composites, which have been processed with a layer of thermoplastic material on one side; curing of thermoset adhesives or composite resins; or consolidating thermoplastic composites.

The invention discloses a No. 0 block anti-cracking construction method for high-pier long-span continuous rigid frame bridges. Concrete is poured twice on a pier top platform, wherein the concrete is poured to a height between 0.3 and 0.6 time that of a web plate in a first step; the rest concrete is poured in a second step; and the age of two layers of concrete is controlled within 15 days. The construction method comprises the following steps of: a. preparing for construction; b. installing a cooling water pipe and a temperature sensor; c. setting up a heat preservation shed; d. pouring the concrete, providing the poured concrete with water for temperature reduction through the cooling water pipe, controlling the temperature of the heat preservation shed to preserve heat and pouring low-heat cement; and e. stretching a temporary prestressing tendon. When a second bin of concrete is poured, the temporary prestressing tendon is arranged. The construction method adopting the combined use of temperature control and the temporary prestressing tendon can effectively control temperature stress in the concrete, and can prevent harmful cracks from being produced.

The invention discloses a tester for testing the insulation low-temperature performance of a superconducting electrical component. The tester comprises a vacuum pressure container, a testing container seal flange is arranged at the top of the vacuum pressure container, a low-temperature superconducting testing component is arranged in the vacuum pressure container, a temperature sensor is fixed on the side wall of a low-temperature superconducting testing component and is connected with a temperature and leakage current data acquisition system, the upper end of the low-temperature superconducting testing component extends out of the testing container seal flange and is connected with a high potential line, and an insulating surface of the lower end of the low-temperature superconducting testing component and the side wall of the vacuum pressure container are connected with low potential lines. Through the tester disclosed by the invention, the outside insulation low-temperature DC (Direct Current) resisting high-voltage performance of the superconducting electric component can be detected under Paschen conditions, the testing range of temperature is 4.5-300K, the testing range of air pressure is 103-105Pa, the control precision of the temperature and the air pressure are high, and high voltage and low voltage are convenient to be fed in or out; simultaneously, the purposes of continuously testing the insulation performance under various conditions such as normal pressure and temperature, low temperature and air pressure, thermal circulation and the like can be effectively realized.

The invention discloses a safety and automatic distribution network cabinet capable of automatic heat dissipation. The safety and automatic distribution network cabinet comprises support legs, wherein a distribution network automatic box body is fixedly connected with top ends of the support legs, a heat dissipation fan is fixedly connected with an inner bottom wall of the distribution network automatic box body, air inlets and a heat dissipation outlet are respectively formed in the inner bottom wall and an inner top wall of the distribution network automatic box body, a protection net and a drying layer are fixedly connected with an inner wall of each air inlet, water blocking rings are fixedly connected with a top end of the heat dissipation outlet, and a filtering net is fixedly connected with an inner wall of the heat dissipation outlet. By the safety and automatic distribution network cabinet, the effect of temperature induction to control heat dissipation on the heat dissipation fin is achieved, and the effect of sensing a temperature in the distribution network cabinet is achieved; and the temperature is risen, alcohol is thermally expanded, a first contact and a second contact are electrically connected, the heat dissipation fan is started, so that the effect of energy saving is achieved, and the problems of electric energy waste and relatively poor rainproof capability of an ordinary distribution network automatic cabinet are effectively solved.

The invention discloses an induction cooker provided with a magnetic induction temperature measuring device, comprising an induction cooker shell, an induction cooker bedplate, a heating coil and a control circuit. The induction cooker is characterized in that a position where a lower side of the induction cooker bedplate is adjacent to the heating coil is also provided with a temperature measuring induction coil which is used for converting a magnetic signal generated by a magnetic temperature induction element which is arranged on the induction cooker bedplate at a set temperature point into an electric signal to output, the induction cooker control circuit is also provided with a temperature measuring circuit which is mainly formed by a temperature measuring induction coil and an electric signal discriminating circuit, wherein the temperature measuring induction coil is connected with the electric signal discriminating circuit, and the electric signal discriminating circuit is again connected with an output control circuit so that a control program of the induction cooker can change correspondingly. The temperature of an electromagnetic pot is detected by adopting non-contact way, thereby realizing automatic, flexible and correct control of multipoint temperature of the induction cooker in the process of cooking.

An intelligent pressure-regulating explosion-proof device for vehicle tires is a preventive, control and protective device by using the piezoelectric control technology and a safety device for preventing vehicles from security accidents when tire blowout accidents happen and after the tire blowout. The device comprises a detection unit, a central processing unit (CPU), an actuating unit and an air storage rim, wherein the detection unit and the actuating unit are connected with the CPU through transmission line respectively; the detection unit comprises a tire pressure sensor, a temperature induction meter and a wheel speed sensor; and the actuating unit comprises an illuminator, a sounder, a tire bleeding device and a tire filling device. The detection unit sends the detected signal to the CPU, the CPU sends an alarm command and a control command to the actuating unit and an original vehicle control system respectively after processing the received signal, the actuating unit adjusts the air pressure continuously to enable tires to be stabilized in a normal working interval, the original vehicle control system adjusts the vehicle speed, tire blowout accidents during a high speed driving of vehicles are completely prevented, and driving safety of the vehicles is guaranteed.

The invention discloses an automobile anti-theft system based on human face identification technology multi-identity authentication. The automobile anti-theft system consists of an engine control module, a human face identification module, a fingerprint acquisition and identification module, a digital vein identification module, a body temperature induction module, a data storage module, a communication module and a control module. On the basis of not covering the original functions of an automobile or damaging an original automobile circuit, an ignition device, an oil circuit and an engine of the automobile are controlled. If authentication fails, the automobile can be prevented from being stolen due to failure in launching, thereby greatly improving the theft resistance.

The invention discloses a motor vehicle engine control system with fingerprint and pulse dual recognition functions. The motor vehicle engine control system is composed of an engine control module, a fingerprint collecting and recognizing module, a finger vein recognizing module, a body temperature induction module, a data storing module, a communication module and a control module. According to the motor vehicle engine control system, only the matched verification of the finger vein recognizing module and the body temperature induction module is passed, the fingerprint information collected by the fingerprint collecting and recognizing module can be legal and valid, potential safety hazards caused by a fake finger mold, a finer hand mold and other deception means are avoided, the ignition position, an oil path and an engine of a vehicle are controlled without covering the original function of the vehicle and damaging an original vehicle circuit, and if the verification is not passed, the vehicle can be prevented from being stolen because the vehicle cannot be started, and the anti-theft performance is greatly improved.

The invention relates to a nano zirconium carbide induction heat-storage heat-preservation polyester fiber and a preparation method thereof. The preparation method comprises the steps of: adding 1.0-8.0% of nano zirconium carbide using as an additive in an online manner to evenly blend and fuse together with a polyester chip in a screw rod, extruding blend melt from a spinneret micro-hole, winding the extruded blend melt at the winding speed of 3000-3200m / min to prepare a POY (polyester pre-oriented yarn) silk tube by using the processes of cooling, curing, oiling and bundling by a nozzle, stretching to deform after balancing, so as to prepare the nano zirconium carbide induction heat-storage heat-preservation polyester fiber. The nano zirconium carbide induction heat-storage heat-preservation polyester fiber has the functions of efficiently and selectively absorbing visible light and a near infrared ray in a solar radiation ray, and reflecting the heat radiation of a human body, so as to have the functions of two-way temperature induction adjustment and heat preservation, changes the heat-storage mode of cold protective clothing, and has the characteristics of being high in additional value, good in quality and significant in cost performance.

Provided is a temperature sensor capable of performing more precise temperature measurement compared to conventional ones, even when manufacturing fluctuations are present in semiconductor elements forming a circuit for generating a temperature-dependent current. The temperature sensor includes: a temperature-dependent voltage generation circuit for generating a temperature-dependent potential that is dependent on temperature; a current generation circuit for allowing a temperature-dependent current to flow based on the temperature-dependent potential; a reference current generation circuit for generating a reference current that is independent of temperature; a capacitor that is charged alternately with the temperature-dependent current during a first charge period and the reference current during a second charge period; a pulse generation circuit for comparing a charged voltage of the capacitor with a reference voltage to generate a pulse; and a control circuit for alternately supplying the temperature-dependent current and the reference current to the capacitor. The temperature-dependent voltage generation circuit includes switches for switching connection relations between MOS transistors forming a current source circuit included in the temperature-dependent voltage generation circuit and bipolar transistors each serving as a load of the current source circuit.

The invention provides a fire disaster smoke alarm with a storage function. The alarm comprises a control unit, a storage unit, a thermal infrared imaging unit, a plurality of smoke sensors, a plurality of linear temperature induction sensors and a fire disaster alarming unit, wherein the control unit is used for acquiring an on-site thermal imaging image through the infrared imaging unit and analyzing a temprature point in a calibrated image; when a fire disaster point is judged, the control unit is used for starting the smoke sensors and the linear temperature induction sensors, fitting measured smoke data and temperature data to image data and analyzing and judging whether a difference value of temperature values in adjacent distances is smaller than a threshold value or not so as to judge whether a fire disaster occurs on site and preserve image data, temperature and smoke data of a fire disaster scene; and the accuracy of fire disaster alarming is improved, reasons of the fire disaster can be more directly judged and analyzed and data analysis of the fire disaster is carried out.

A temperature sensor includes a compare subject voltage output unit, a temperature range decision unit, and a temperature signal output unit. The compare subject voltage output unit is configured to output a reference voltage having a constant value irrespective of a change of an external temperature and a third temperature voltage that decreases in response to an increase of an external temperature. The temperature range decision unit is configured to compare the reference voltage and the third temperature voltage, and output an enable signal, to indicate whether the external temperature is different from a normal temperature. The temperature signal output unit is configured to output a specific one of a plurality of high temperature signals or a specific one of a plurality of low temperature signals, to indicate a range of the external temperature, in response to the enable signal.

The invention discloses a network type intelligent fire warning and extinguishing controller. The network type intelligent fire warning and extinguishing controller is formed by a point-type ultraviolet flame detector (1), a point-type smoke induction fire detector (2), a point-type temperature induction fire detector (3), a gas fire detector (4), a gas absorbing type fire detector (5), a camera module (17), a sound pick-up module (18), a fire-fighting detection induction box switch module (7), an induction triggering module (11), a video and audio collecting transparent transmission module (12), a WIFI module (19), a 3G module (20), a 4G module (21) or a network, an RS485 control module (14), a solenoid valve switch, a fire extinguishing spray head (23) and a power supply voltage stabilizing module (6). Through the adoption of the scheme, spraying fire extinguishing can be conducted accurately and fast in time, and fire is effectively extinguished in the bud.

This invention discloses one dissipation control system and method, which comprises connection module, inquire module, inquire module, computation module and control module, wherein the method comprises the following steps: generating relative control list; computing each temperature change values; getting relative volume temperature value and change value; getting change value and its control value; computing each dissipation device control value; accordingly computing each device control device to output one control signal to relative dissipation device to control each device operation status.

The invention relates to a novel shower and a control method thereof. The novel shower comprises a hot water inlet pipe, a cold water inlet pipe and a spray head, wherein temperature sensors are respectively arranged in the hot water inlet pipe and the cold water inlet pipe; signal circuits of the temperature sensors are respectively connected with each control unit; flow controllers are respectively arranged in the hot water inlet pipe and the cold water inlet pipe; control circuits of the flow controllers are also respectively connected with the control units; and the hot water inlet pipe and the cold water inlet pipe are respectively connected with a cold-hot water mixing tank; and the cold-hot water mixing tank is connected with the spray head. According to the shower and the control method of the shower, the water temperature can accurately adjusted, the water amount can be up to maximum, and the safety and the reliability can be realized.

The invention relates to a double-crucible induction heating furnace which comprises a barrel-shaped heat insulation body with an open top. A fire-resistant material and an induction coil are arranged in the heat insulation body, a crucible support frame is supported at the center of the barrel-shaped heat insulation body, and a crucible with the top provided with an opening is placed on the crucible support frame. The crucible comprises an outer crucible and an inner crucible, wherein the outer crucible has electrical conductivity and is resistant to high temperature, and the inner crucible is resistant to high temperature and is located in the outer crucible. The center line of the inner crucible and the outer crucible and the center line of the heating furnace are on the same straight line, and a gap between the inner crucible and the outer crucible is 1-20mm. The inner crucible and the outer crucible are adopted for the heating furnace, a heater and a raw material container are separated, the problems that precious metal crucibles made of iridium and platinum and the like are easily punched in the high-temperature induction smelting process and ordinary crucibles made of tungsten and molybdenum and the like cause pollution to raw materials in the induction heating smelting process are solved, and the pass rate of products is greatly improved.

The invention belongs to the fire fighting unit. It conquers the problems of the prior art and attains a environment friendly self fire extinguishing with safety, highly efficiency and broad application range. It comprises sea water, fresh water hydraulic pump and electromagnetic switch valve(3) provided in order in terms of the inlet, a water tank(5), a hand switch(11), a filter(12), a parallel arranged electromagnetic switch valve(14) and a hand valve(13). A overflow valve(17), a pressure gauge(18), a parallel arranged two-positions two-passage electromagnet / hand reversing valve group(24), and pipe network formed by a plurality of high pressure mist spray nozzles(25) with pipelines are installed on the outlet of the sea water, fresh water hydraulic pump. A temperature induction detector and / or smoke induction detector are installed on the pipe network region, which can start and stop the system operation by the control device. The system can not only employ the fresh water and sea water as fire extinguishing medium, but also can be acted as a local safety system, a subarea protection system or complete submerged protecting system.

The invention discloses a microorganism household rubbish disposer. The microorganism household rubbish disposer comprises a base, a smashing chamber and a fermentation chamber. A feed opening is formed in the smashing chamber. A cutter shaft is arranged in the smashing chamber, and multiple blades are evenly arranged on the cutter shaft. The fermentation chamber is arranged under the smashing chamber, a temperature inductor and a humidity inductor are arranged on the inner wall of the fermentation chamber, and a stirring shaft is arranged at the bottom of the fermentation chamber. Multiple stirring rods are evenly arranged on the stirring shaft, and the base is arranged under the fermentation chamber. A first motor and a second motor are arranged in the base, and the first motor is connected with the stirring shaft through a second belt. A speed reducer is arranged on the right side of the second motor, the second motor and the speed reducer are in transmission through a transmission shaft, and the transmission shaft is connected with the cutter shaft through a first belt. The microorganism household rubbish disposer is reasonable in structure, practical in function, environmentally friendly, small in size, convenient to move and free of foreign smells; household organic rubbish can be quickly and effectively treated and decomposed, and no pollution is caused to the environment, a water source and soil.

The invention provides a system and a method for activating a mobile terminal touch screen. A temperature induction module obtains the temperature of the mobile terminal touch screen; when a difference value between the temperature of the touch screen and a preset temperature is within a preset range, a central processor controls a touch screen module to be under an to-be-activated state; then, a pressure signal of the surface of the touch screen is obtained and is converted into a digital electrical level signal; when the output digital electrical level signal is a high electrical level signal, the central processor controls the touch screen module to send an interrupt request according to an instruction signal of the high electrical level signal; the touch screen module is controlled to carry out I2C (Inter-Integrated Circuit) signal communication with the central processor; and when the output digital electrical level signal is a low electrical level signal, the central processor controls the touch screen module to stop the sending of the interrupt signal according to the instruction signal of the low electrical level signal so as to control the touch screen to keep a dormancy state. Through the scheme of the invention, the touch screen can be activated through a way that the touch screen is pressed, the use of a power button can be reduced, and the service life of the power button is prolonged.

A sensor positioned between a heat source and a heating area in parallel relationship to the heating area, for determining a mean value of the temperature of the heating area, includes a ceramic element, and a temperature-dependent resistor web attached to the ceramic element and confronting the heating area at a distance thereto. The resistor web has a length of at least 200 mm, and is electrically contacted at a contact point outside a region in which the temperature is to be ascertained.

The invention discloses a mobile termination and a method for discoloring the appearance of the mobile termination which are used for solving the problem that users cannot convert the appearance of the mobile termination conveniently, wherein, the mobile termination mainly comprises: a temperature induction unit used for transforming temperatures to temperature information; a processing control unit used for generating corresponding color control information according to the temperature information after the temperature induction unit transforms the temperatures to the temperature information; a discoloring realization unit used for generating chromatic lights according to the color control information after the processing control unit generates the corresponding color control information according to the temperature information. By using the mobile termination, the users can convert the appearance of the mobile termination conveniently.

The invention relates to a denitration method in an SNCR (selective non catalytic reduction) furnace for exactly realizing temperature tracking, aiming at exactly realizing jetting by correspondingly adjusting the jetting quantity of reducing agent in the furnace according to furnace temperature change, furnace fire burning state and burning stage timely. In order to achieve the aim, the denitration method in the SNCR furnace for exactly realizing temperature tracking is adopted so that jetting points are determined according to a temperature curve obtained by temperature induction equipment which is originally in the furnace, and temperature inductive probes are arranged around the jetting points required in the furnace. The method comprises the following steps of: (1) during jetting, firstly judging the work states of the furnace by the temperature inductive equipment which is originally in the furnace, wherein the work states comprise a blow-in state, a normal work state and a blow-out state; (2) after the state is confirmed, extracting the temperatures around the corresponding jetting points; computing the temperatures, and according to the change curve of the different work states, obtaining the temperatures of the corresponding points in the furnace during the next jetting; and (3) computing jetting quantity according to the temperatures, sending out a command by means of master control, and jetting according to quantity.

The invention provides an electric water-heating kettle capable of reducing temperature, belonging to the technical field of electric appliances for daily use. The electric water-heating kettle comprises an electric water-heating kettle body and a heat radiating structure, wherein the electric water-heating kettle body comprises a shell, a base and a handle and is a functional structure used for heating and storing water; and the heat radiating structure is a functional structure used for realizing cooling and comprises a heat radiating pipe arranged inside the electric water-heating kettle body and a blowing device used for blowing and radiating heat. In addition, the electric water-heating kettle is further provided with a temperature identification control system and a temperature reminder system. A user selects a temperature as required according to a temperature selecting device in the temperature reminder system, and then a temperature judging and triggering module carries out comparison judgment between the temperature selected by the user and a water temperature sensed by a temperature sensor in the temperature identification control system and finally triggers a control switch to start the blowing device to blow wind to the heat radiating pipe so as to take away the heat in water and achieve the effect of rapid cooling.

The invention belongs to the technical field of cooling systems, and particularly relates to a short-time fuel oil cooling system for an aero-engine. A liquid nitrogen-fuel oil heat exchanger is adopted in the cooling system, the temperature of fuel oil is monitored through a resistance temperature detector, the flow of liquid nitrogen is controlled through a temperature sensing valve, the fuel oil is cooled, short-time cooling of the engine fuel oil is achieved, the problem that the cooling effect in the engine is not good at the take-off stage of an airplane at high temperature is solved, and coking of the engine fuel oil is avoided.