36results about How to "Fast heat balance" patented technology

The present invention relates to improvement of structure of homogeneous furnace capable of carrying out anti explosive treatment on toughened glass. The invention provides a homogeneous furnace for toughened glass which is energy-saving and highly production efficient. The homogeneous furnace comprises a furnace body, a furnace door and an air cooler being installed on both sides of the furnace body respectively. The structure of the furnace is characterized in that a temperature-insulating layer is installed on the periphery of the furnace body, thermal cycle ducts are installed at the two sides of the furnace body and at the temperature-insulating layer on the top, a heater and a circulating fan are installed at the bottom and the top of the thermal cycle duct respectively, and a cooling cycle duct is installed between the thermal cycle ducts on the top of the furnace body.

The invention relates to a thermal conduction mechanism of a weighting sensor temperature compensating testing device, which consists of two groups of conduction fastening devices symmetrically arranged on a test platform and having same structure, wherein each conduction fastening device comprises a base, a conduction board, a cooling plate, a fan, an air cylinder, a bracket and a spring, the air cylinder is arranged on the base, the piston rod of the air cylinder is connected with the rear part of the bracket, fastening pieces pass through supporting seats at two sides of the cooling plate to be connected in threaded holes at two sides of the bracket in a screwed way, and springs are also arranged between the supporting seats of the cooling plate and the bracket, the rear part of the cooling plate is provided with the fan, and the front end of the cooling plate is provided with the conduction board; two conduction boards on the two conduction fastening devices correspond to each other, and a distance a for placing a weighting sensor is left between the two conduction boards. The invention can enable the weighting sensor to quickly reach thermal equilibrium of tested temperature while carrying out temperature compensation test to the weighting sensor, thereby saving energy and greatly enhancing the test efficiency of the test.

The utility model relates to a miniature fixed-point temperature dynamic display meter, which is mainly composed of a work frame, a light-emitting diode, a steel needle, a capillary, a battery, a copper box, and mercury. As shown in Figures 1 and 2, the I-shaped frame, copper box, and capillary tube form a connector. Steel needles are pierced on the capillary tube. There are porcelain rings and mercury in the copper box of the connector. The air chamber of the I-shaped frame is compressed gas, and the copper box After being heated, the mercury column of the capillary moves backward, and the contact between the mercury and the steel needle is disconnected, so that the original light-emitting diode is extinguished. According to the extinguishment of the light-emitting diode, the temperature changes dynamically. It has no moving parts, microstructure, stable performance, and durable , easy to manufacture, convenient for long-distance observation and network display.

The invention discloses an all-condition high-precision heat exchange single tube performance testing apparatus, comprising a barrel. A first line and a second line are disposed inside the barrel, and a cooling and heating medium unit and a testing unit are disposed outside the barrel and are connected with water inlets of the first and second lines through two parallel pipe segments with a valve; a water outlet of the first line is connected with a first circulating line, and the first circulation line is connected respectively with a water return end of the cooling and heating medium unit and a water return end of the testing unit through two parallel pipe segments with a valve; a water outlet of the second line is connected with a second circulation line, and the second circulation line is connected respectively with the water return end of the cooling and heating medium unit and the water return end of the testing unit through two parallel pipe segments with a valve. The apparatus is simple in structure, low in cost and capable of running stably and can simulate more complete test conditions; meanwhile, the test precision is greatly improved when compared with that of a traditional apparatus, and the accuracy and reliability of the testing apparatus are ensured.

The invention relates to an isothermal thermal power measuring device with a fluorescence spectrum measuring function. The isothermal thermal power measuring device with the fluorescence spectrum measuring function is characterized by comprising a thermal measuring system, a fluorescence spectrum measuring system and a data collecting-controlling system; the thermal measuring system is used for measuring titration heat released during titration, the fluorescence spectrum measuring system comprises a fluorescence light source, two signal incident end fiber coupling lenses and corresponding electric translation stages, two signal receiving end fiber coupling lenses and corresponding electric translation stages, gratings, and a spectrometer, wherein the data collecting-controlling system adjusts the widths of entrance and exit slits of a monochromator to select wavelengths so as to adjust the fluorescence excitation monochromatic light intensity and bandwidth. According to the invention,a light path is placed outside a reaction tank, so that the isothermal thermal power measuring device is simpler, more convenient and faster to operate; a sample pool and a reference pool are simultaneously used for performing the double sub-pool heat measurement and dual-path spectrum measurement, so as to eliminate the influence of heat signals generated by light absorption in the spectrum measurement on the thermal measurement, and effectively improve the light measurement efficiency.

The invention relates to a thermal power measurement device with a visible-ultraviolet spectrum measurement function, which comprises a thermal measurement system, a spectrum measurement system, a data acquisition and control system, and a constant-temperature and constant-humidity room. The thermal measurement system is used for measuring the thermal power of a solution reaction system; the spectrum measurement system is used for measuring the visible-ultraviolet spectrum of the solution; the data acquisition and control system comprises a data acquisition device, a computer, and a nanovoltmeter, and a thermal measurement module, a spectrum module and a thermal measurement-spectrum combined module are arranged in the computer; the data acquisition unit is used for acquiring and sending the constant-temperature bath temperature of the thermal measurement system and current and voltage signals of a program-controlled direct-current power supply to the thermal measurement module, the nanovoltmeter is used for acquiring and sending a heat flow signal of the solution reaction system to the thermal measurement module, and the thermal measurement module is used for the calibration and thermal power measurement of the thermal measurement system; the spectrum module is used for acquiring and processing a spectrograph signal to implement the spectral signal measurement of the solution; and the thermal measurement-spectrum combined module is used for implementing the control of thermal power and spectral signal measurement.

The invention provides a crucible for preventing evaporation materials from splashing and hole plugging, comprising a crucible body (1) for accommodating evaporation materials (2), and a cover body (3) covering the opening end of the crucible body (1) ); the lid (3) includes a loam cake (31), a lower lid (33) and a connecting portion (32) connecting the loam cake (31) and the lower lid (33); the loam cake (31) It is spaced apart from the lower cover (33) along the axial direction of the crucible body (1); several upper air outlets (313) are arranged in the upper opening area (311) of the upper cover (31), and the lower cover (33) Several lower air outlets (333) are arranged in the lower opening area (331), and the several upper air outlets (313) do not overlap with the several lower air outlets (333). The invention can improve the heat balance inside the large-diameter crucible and the balance between temperature and evaporation rate, solve the problems of unstable evaporation rate, easy blockage of air holes and material splashing during pre-melting, improve the stability of the evaporation process, and improve the evaporation rate. Plating equipment utilization rate.

The invention relates to a structure for improving the reliability of a storage unit of a phase-change memory and a manufacturing method thereof, which is characterized in that a thin layer of buffer material is added between a nano-heating electrode and a columnar phase-change material with the same diameter to strengthen the phase-change material and the phase-change material. The adhesion and interface matching between heating electrodes can improve the electrical matching between phase change materials and heating electrodes at the same time, forming a good ohmic contact. In addition, a thin layer of thermal resistance material is added between the phase change material and the item electrode to improve the thermal balance of the device during erasing and writing, reduce the heat dissipation of the upper electrode, and reduce the power consumption of the device. The memory unit structure prevents the diffusion between the phase change material and the heating electrode and the interface failure in the process of repeated erasing and writing, and enhances the reliability of the device. The heating electrode, the buffer material and the phase change region are confined in the same dielectric hole to form a self-aligned columnar structure, which does not require an insulating layer around the phase change material, reducing the number of process steps.

The invention provides a non-invasive human body core temperature detection probe and method, including a probe heat conduction layer, at least three heat transfer units with different heights and a control unit; by setting the heat transfer unit and heater, according to the heating treatment, the establishment of thermal balance is accelerated, Improve the rapidity of human body core temperature detection; improve the ability of the detection device to resist environmental factors by using an adaptive filter based on the minimum gradient algorithm; through the combined compensation of at least three heat transfer units in the human body core temperature detection probe due to the uneven lateral heat flow of the human body The measurement error caused by uniformity improves the detection accuracy.