20 results about "Two temperature" patented technology

This invention discloses a method, device, and control terminal for detecting blanket kicking, belonging to the field of sleep monitoring technology. The blanket kicking detection method includes the following steps: Step S10, acquiring the temperature of the target blanket at each target location; Step S20, calculating the difference between the temperature at each target location and the previously acquired temperature at each target location to obtain the corresponding temperature difference value; Step S30, when at least two of the temperature differences at each target location are greater than a first temperature change threshold, or at least one temperature difference is greater than a second temperature change threshold, it is determined that the target blanket has been kicked off, where the second temperature change threshold is greater than the first temperature change threshold. This invention can continuously and effectively monitor whether a child kicks off their blanket.

This utility model relates to the technical field of thermoelectric cooler testing devices, and discloses a thermoelectric cooler temperature difference testing device, including a mounting box. Two temperature detectors are symmetrically fixedly connected to the inner walls of opposite sides of the mounting box. A mounting bracket is inserted into the mounting box, and multiple thermoelectric cooler bodies are vertically arranged and fixedly connected to the inner walls of opposite sides of the mounting bracket. Each thermoelectric cooler body is electrically connected to a power supply line, and each temperature detector is electrically connected to a data line. This utility model is simple to use. Multiple thermoelectric cooler bodies are installed in the mounting bracket, and multiple temperature detectors can perform multiple batches of temperature difference tests. This allows for the acquisition of multiple sets of data in a single test, resulting in more comprehensive temperature difference detection data. Furthermore, multiple rectangular holes guide the cold air blown out by the thermoelectric cooler bodies, thus fixing the airflow path.

The utility model relates to the technical field of docking station, and disclose a kind of docking station with mobile storage function, including docking station main body, and docking station main body includes shell, and the outer bottom wall four corners of shell is each fixedly connected with one antiskid foot pad, shell front end is provided with front baffle, shell rear end is provided with rear main control board, and shell inner side wall two ends each are provided with multiple first heat dissipation holes.The utility model is by using aluminium alloy shell material, and it is built-in copper bracket and copper limit card strip, beneficial to the heat of its internal assembly hard disk via copper bracket or limit card strip conduction to its shell to dissipate, simultaneously, its shell two ends and bracket one side are provided with the through heat dissipation hole matching its hard disk assembly position, simultaneously, two temperature control fans are provided on the side of its shell, which can automatically adjust the speed according to the temperature in the shell (such as fan stop when lower than 40 DEG C), give consideration to heat dissipation and silence, avoid the hard disk in docking station overheating damage.

The application provides a super-large bridge stability evaluation method, device and equipment and a readable storage medium, relates to the technical field of bridges, and comprises the following steps: obtaining preset depths of at least two stability evaluation points and temperature information collected by two temperature sensor groups of a super-large bridge scale model within preset temperature loading time; calculating a temperature theoretical value of each stability evaluation point according to the preset depth of each stability evaluation point, temperature information of the first temperature sensor group and a preset theoretical temperature formula; calculating a first characteristic value of each stability evaluation point according to each temperature theoretical value and a temperature detection value collected by the corresponding second temperature sensor group; and evaluating the stability of the super-large bridge according to the numerical value of each first characteristic value. The application is based on a super-large bridge scale model, restores the natural temperature environment of the super-large bridge accurately, realizes the stability evaluation of the super-large bridge and provides guidance for engineering design.

The present invention is an electronic means destined to protect the user from injuries during the operation of a meat-cutting machine and ensure the safe use of said mechanism, excluding potential injuries. The invented protection mechanism is based on detecting temperature differences between the processing object and the user. Thus, with an infrared temperature sensor, we can obtain two temperature measurements: one of the surrounding space and one of the object or subject, without previous contact with the processing object or the user. Said sensor, being connected to a platform and supported by software, is able to monitor, in real time, the temperature of the surrounding cutting and meat-processing area as well as the temperature at the critical point where the meat enters processing. If this temperature exceeds the limit set in the software program, the processing machine operation is immediately terminated.

The application discloses a temperature acquisition system, a temperature acquisition method and related devices. The temperature acquisition system comprises a host, a bus and at least one temperature acquisition module. The first port of the host is connected with the first end of the bus, the second port of the host is connected with the second end of the bus, and the bus is connected with the at least two temperature acquisition modules in sequence. The temperature acquisition module is used for acquiring the temperature of a corresponding device. The host is used for receiving the temperature data acquired by each temperature acquisition module in sequence through the bus. Thus, the temperature acquisition system provided by the embodiment of the application adopts the bus for data transmission, the wiring is simple, the temperature acquisition efficiency is improved, the number of the temperature acquisition modules can be determined according to the requirement of the equipment, the temperature acquisition system can be applied to large equipment, and the temperature acquisition difficulty is reduced.

Monitoring device set up for a coolant circuit (10) with: at least two temperature sensors (14, 16), each of which can be arranged on and / or in the coolant circuit (10) or is fixedly arranged such that at least two individual temperature values ​​(T1 to T4) of local temperatures of a coolant (12) of the coolant circuit (10) in at least two different partial volumes of the coolant circuit (10) can be measured by means of the at least two temperature sensors (14, 16) arranged on and / or in the coolant circuit (10); and an evaluation device (18) which is designed to calculate at least one difference (Δ1, Δ2) between the individual temperature quantities (T1 to T4) measured in different partial volumes, and, if the at least one difference (Δ1, Δ2) deviates from at least one specified normal range, to output a warning information (20) regarding a low coolant level in the coolant circuit (10).

The application discloses a frequency control method and device, which is used to improve the flexibility of frequency adjustment of a processor core. The method comprises the following steps: firstly, determining the load change mode of the processor core; secondly, determining the target temperature from at least two temperatures of the processor core according to the load change mode; and finally, adjusting the frequency of the processor core according to the target temperature. By using the at least two temperatures of the processor core to control the frequency of the processor core in real time, the temperature of the processor core after frequency adjustment can be always in a suitable temperature range, so that the processor core can be prevented from being in a high-voltage and high-frequency state for a long time. Moreover, the target temperature suitable for the current load change mode is selected from the at least two temperatures of the processor core to adjust the frequency, so that the frequency of the processor core after adjustment can be more in line with the current load change characteristics of the processor core, and the timeliness of the frequency adjustment of the processor core can be improved.

The embodiment of the invention provides a temperature drift self-healing control method and device for a high-temperature aging table of an integrated circuit. The temperature drift self-healing control method for the high-temperature aging table of the integrated circuit comprises the following steps: acquiring first output results of at least two temperature sensors of a high-temperature test box of the aging table at the current moment and second output results of a plurality of historical moments; determining the distance between the temperature sensors at the current moment based on the first output result and the second output result; determining a weight corresponding to each temperature sensor according to the distance; determining the fault type of the target temperature sensor based on the first output result and the second output result under the condition that the target temperature sensor is determined to have a fault according to the weight; and performing fault correction on the target temperature sensor based on the fault type.

This utility model discloses a device for testing the efficiency of hot and cold heat exchange, relating to the field of heat exchange testing technology. The utility model includes a test host and a connecting assembly. Temperature detection components are inserted into the connecting holes of the test host and the mounting holes of the connecting assembly. During heat exchange testing, two temperature detection components are fixedly connected and installed at the input and output ends of the hot and cold heat exchanger, respectively. A V-shaped protective shell is fixedly installed on the inner wall of the connecting assembly, with the ends of the temperature detection components located inside the V-shaped protective shell. In this utility model, the two temperature detection components are respectively installed on the medium inlet and outlet pipes of the hot and cold heat exchanger under test via the connecting assembly. The ends of the temperature detection components extend into the interior of the connecting assembly, and their ends are surrounded by the V-shaped protective shell on the inner wall of the connecting assembly. The V-shaped protective shell allows the temperature detection components to sense the temperature of the fluid while simultaneously preventing them from being directly and rapidly eroded by the fluid.

The application relates to the technical field of temperature control, in particular to a cold chain storage temperature regulation method and system based on real-time monitoring of multiple temperature zones, which comprises the following steps: acquiring real-time monitoring data of each temperature zone in a cold storage; constructing a cold quantity feature map of the cold storage, and determining whether each temperature zone is in an imminent out-of-stock state according to the cold quantity feature map; calculating an article temperature difference compatibility coefficient between two temperature zones to determine the compatibility of the two temperature zones, and constructing an undirected graph; using a heuristic search algorithm to select a temperature zone with a high comprehensive score as a near neighbor temperature zone of the temperature zone in the imminent out-of-stock state and capable of article diversion; based on the searched near neighbor temperature zone, using an optimization algorithm to calculate a target refrigeration power of a refrigeration device, controlling the refrigeration device to perform pre-refrigeration, and after the pre-refrigeration is completed, diverting the articles to the near neighbor temperature zone. The application aims to avoid the problem of lag response after the out-of-stock occurs and improve the efficiency of article diversion.

This invention relates to a steam sterilization method and system for reusable medical devices. The method includes: collecting at least two temperature values ​​and at least two steam pressure values ​​of the sterilization chamber of the sterilization equipment; calculating the at least two temperature values ​​and at least two pressure values ​​based on a preset risk prediction model to determine a temperature uniformity safety margin and a temperature fluctuation margin; determining an alarm threshold based on a temperature uniformity reference threshold of the temperature uniformity safety margin and / or a sterilization temperature fluctuation threshold of the temperature fluctuation margin, wherein the alarm threshold is close to the temperature uniformity reference threshold or the sterilization temperature fluctuation threshold, so that the sterilization equipment can be adjusted before a failure occurs. This invention is beneficial for timely notification of maintenance personnel for adjustment before a real failure occurs in the sterilization equipment, reducing the impact of temperature on the hardware of the sterilization equipment and extending its service life, while also maintaining the stability of the sterilization effect through timely adjustments.

This disclosure discloses an airflow detection method and apparatus, relating to the field of smart home technology. The method includes: acquiring a first temperature when a heating element starts heating, acquiring a second temperature after the heating element has operated for a first set time, and determining whether the airflow of a fan is abnormal based on the first and second temperatures. This disclosure allows for monitoring the initial first temperature inside the drum and the second temperature after the heating element has heated during the initial stage of drying, and detecting abnormalities in the fan's airflow by analyzing the difference between the two temperatures.

The application discloses a temperature control method and device of a variable-temperature room, a first temperature sensing element is arranged at a position close to a refrigerator door in the variable-temperature room, and a second temperature sensing element is arranged at a position far from the refrigerator door in the variable-temperature room, the method comprises the following steps: acquiring a first temperature and a second temperature before the refrigerator door is opened; acquiring a third temperature and a fourth temperature at the current moment when the closing duration of the refrigerator door reaches a first preset duration; comparing the difference between the third temperature and the first temperature and the difference between the fourth temperature and the first temperature with a preset temperature threshold value respectively, determining the refrigeration state of the variable-temperature room, and controlling the operation state of the fan of the refrigerator. By arranging two temperature sensing elements with different specific heat capacities in the variable-temperature room, the temperature change in the variable-temperature room can be effectively acquired, the refrigeration state of the variable-temperature room can be controlled, and accurate control of the temperature of the variable-temperature room is realized.

This application relates to the field of energy-saving control technology and discloses a time-sharing variable frequency collaborative defrosting energy-saving control method and system for refrigeration equipment. The method includes: collecting operating parameters; activating the collaborative defrosting process; estimating the estimated temperatures of the first and second temperature zones based on a material temperature estimation model and constructing steady-state variables; calculating the defrosting index; setting a dynamic duration upper limit based on operating parameters and steady-state variables; determining whether to defrost immediately or delay defrosting; initiating defrosting; ending defrosting when a defrosting interruption condition is triggered; adjusting the cooling capacity distribution ratio and the circulating fan speed; and determining whether to exit the collaborative defrosting process based on the current frost risk index and steady-state variables. This application matches the defrosting timing and duration with the actual state of the two temperature zones, thereby avoiding premature, late, excessive, or insufficient defrosting, reducing material temperature fluctuations during defrosting, and improving the material temperature stability of the two temperature zones.

This application provides a temperature control method, apparatus, electronic device, and storage medium. The temperature control method includes: acquiring liquid temperatures collected by at least two temperature sensors, wherein the liquid temperatures are used to indicate the temperature of the liquid contained in the storage tank, and the at least two temperature sensors are disposed at different positions on the storage tank along the axial direction of the storage tank; and controlling the flow rate of the cooling medium in at least two cooling coils according to a first temperature deviation between each of the liquid temperatures and a preset target temperature, thereby adjusting the temperature of the liquid contained in the storage tank. This solution can improve the accuracy of controlling the liquid temperature in the storage tank.

A system and method for compensating for offset voltage drift using a static trim based on measurements at two temperatures are disclosed. The method may include reading a first temperature and a second temperature from a temperature sensor, measuring a first untrimmed offset voltage at the first temperature, and measuring a second untrimmed offset voltage at the second temperature. The method may include calculating an offset voltage drift based on a difference between the first and second untrimmed offset voltages and a difference between the first and second temperatures, calculating an offset voltage drift trim using the offset voltage drift, and storing the offset voltage drift trim for application by a first digital-to-analog converter. The method may include calculating an offset voltage trim at the second temperature, using the offset voltage drift trim at the second temperature, and storing the offset voltage trim for application by a second digital-to-analog converter.

This invention relates to a dual-temperature sensor thermal interference self-compensation method based on an independent MCU and a smart terminal. The method includes the following steps: calibrating two temperature sensors and calculating the theoretical temperature data of the two temperature sensors; defining the theoretical temperature data of the temperature sensor located near the device casing as T1, and the theoretical temperature data of the temperature sensor located near the device interior as T2; calculating the temperature difference between the two temperature sensors ΔT2 = T2 - T1; if ΔT2 is less than a preset interference temperature threshold, then outputting T1; if ΔT2 is greater than the preset interference temperature threshold but less than a preset invalid temperature threshold, then thermal interference is determined to exist and T1 is compensated by T2; if ΔT2 is greater than the preset invalid temperature threshold, then an anomaly is determined and discarded.

The application discloses a liquid level balancing device and a double-temperature control system. The liquid level balancing device comprises a first liquid storage tank, a second liquid storage tank and a liquid level balancing pipe. The first liquid storage tank and the second liquid storage tank are respectively used for storing mediums of a first temperature control circulating loop and a second temperature control circulating loop. The inside of the first liquid storage tank is divided into a first operation area and a first buffer area by a first partition plate; the inside of the second liquid storage tank is divided into a second operation area and a second buffer area by a second partition plate. The two ends of the liquid level balancing pipe are respectively communicated with the first buffer area and the second buffer area. Compared with the related art, the liquid level balancing device disclosed by the application physically greatly limits the convection mixing and heat conduction between the working mediums of the two temperature control circulating loops by dividing the inside of the liquid storage tank, and effectively reduces the risk of heat cross talk. The automatic balancing of the pressure and the overall liquid level between the two temperature control loops is realized through the liquid level balancing pipe, the thermal expansion and cold contraction and the trace leakage are compensated, and the system stability is high.