15results about "Heat insulating devices" patented technology

A tissue sample that has been removed from a subject can be evaluated. A transporter system for carrying a tissue sample includes a transport container, a fixative in the transport container, and a cooling device that reduces and / or maintains the temperature of the fixative to perform a pre-soaking process. A portable transporter system adapted to carry a tissue sample contacting a fixative, can include: a transport container including: a holding chamber; and a fixative; and a container lid including: a cassette holder operable to be coupled to the standard histology cassette and including a first seal; and a cassette receiver operable to be releasably coupled to said transport container and including a second seal, where the cassette holder and cassette receiver are operable to be attachably coupled to one another upon insertion of a standard histology cassette coupled to the cassette holder into the cassette receiver.

The application relates to the technical field of reactor thermal hydraulic and safety, in particular to a long electric heating plate heat insulation structure and a heat transfer simulation experiment device with the same. The long electric heating plate heat insulation structure comprises a heat insulation base, a heating plate and a glue layer; the heat insulation base is configured as a ceramicized resin plate, one plate surface of the heat insulation base is provided with a sink; the heating plate is arranged in the sink so that the plate surface of the heating plate is flush with the plate surface of the heat insulation base, the surface of the heating plate corresponding to the sink wall and the sink bottom is provided with a microporous alumina ceramic layer which is nano-treated by using an active coupling agent; and the glue layer is arranged between the heating plate and the heat insulation base under a high-temperature vacuum pressure environment. The application can ensure that the heating plate has good single-side heat dissipation performance under the temperature condition of bubble formation on the surface of a dispersed fuel element, can guarantee the test safety of the heat transfer simulation experiment device during operation, and can ensure the accuracy of the measurement result in the simulation test.

The invention discloses a temperature control device and method for an ice block low-temperature mechanical test, belongs to the technical field of low-temperature mechanical tests, and provides the following scheme that the temperature control device comprises a temperature control mechanism, a heat preservation mechanism is arranged on the temperature control mechanism, the temperature control mechanism comprises a base and a cooling assembly, and two bottom frames are fixedly connected to the upper portion of the base; fixing frames are fixedly connected to the upper portion of the bottom frame, a test cavity is fixedly connected between the two fixing frames, the two sides of the test cavity are connected with refrigeration equipment through hoses, the refrigeration equipment is installed on a base through a support, and the two sides of the test cavity are connected with the two ends of a cooling assembly. The heat preservation cavity descends, the upper sealing assembly makes contact with the bottom frame to generate thrust, at the moment, the sealing air bags expand and are tightly attached, and therefore the test cavity can be kept closed, low-temperature overflow is reduced, the specified detection temperature can be quickly reached, and the detection efficiency is improved.

The application relates to the technical field of reactor thermal hydraulic and safety, in particular to a heated plate and a heat transfer simulation experiment device with the same. The heated plate comprises a bubbling plate, a heating plate and an insulation layer; the bubbling plate is formed with grooves through a cast-pressing process; the heating plate is arranged in parallel and at intervals with the bubbling plate; the insulation layer is located between the bubbling plate and the heating plate, the insulation layer is connected with the heating plate, and the insulation layer is connected with the bubbling plate through vacuum diffusion welding to enclose the grooves on the bubbling plate into vacuum bubble-shaped parts. The application can accurately simulate the thermal power boundary when the dispersion type fuel element bubbles, realize the simulation and measurement of the flow heat transfer characteristics near the vacuum bubble-shaped parts, and the measurement result has high reduction degree and good reliability.

A microfluidic chip assembly for rapidly performing digital polymerase chain reaction (PCR) and use thereof are provided. The microfluidic chip assembly includes at least one microfluidic chip, a heat sink arranged below the microfluidic chip, a heater arranged above the microfluidic chip, a semiconductor cooler arranged between the heat sink and the microfluidic chip, and a heat-conducting plate arranged above the semiconductor cooler. A thin film layer is bonded at the bottom of the microfluidic chip, and the thin film layer abuts against the heat-conducting plate.

Thermal control devices and methods to provide improved control, speed and efficiency in temperature cycling are provided herein. Such thermal control device and methods can include one or more active elements, such a thermoelectric cooler device, that is controlled by an algorithm that regulates a temperature distribution of an adjacent reaction-vessel according to a temperature distribution command trajectory and estimated reaction-vessel temperature distribution. Some embodiments include two active elements that are bilaterally applied to opposing sides of the reaction-vessel. In some embodiments, the estimated reaction-vessel temperature is determined based on a state of power electronics of the element and a temperature output of one or more sensors of a portion of the element and / or an ambient environment of the reaction-vessel. Methods of calibration of such systems utilizing a thermal calibrator as a proxy for the reaction-vessel are also provided herein.

A tissue sample that has been removed from a subject can be properly fixed for evaluation using the disclosed transporter assembly for carrying a tissue sample and method for fixing an unfixed tissue sample. In one embodiment, the disclosed assembly includes a transport container, a fixative in the transport container, and a cooling device that reduces and / or maintains the temperature of the fixative to perform a pre-soaking process at a temperature of less than about 7° C. The pre-soaking process can, for example, be performed during sample transport or during extended periods of storage, such as over a weekend.

Thermal control devices and methods to provide improved control, speed and efficiency in temperature cycling are provided herein. Such thermal control device and methods can include one or more active elements, such a thermoelectric cooler device, that is controlled by an algorithm that regulates a temperature distribution of an adjacent reaction-vessel according to a temperature distribution command trajectory and estimated reaction-vessel temperature distribution. Some embodiments include two active elements that are bilaterally applied to opposing sides of the reaction-vessel. In some embodiments, the estimated reaction-vessel temperature is determined based on a state of power electronics of the element and a temperature output of one or more sensors of a portion of the element and / or an ambient environment of the reaction-vessel. Methods of calibration of such systems utilizing a thermal calibrator as a proxy for the reaction-vessel are also provided herein.

A tissue sample that has been removed from a subject can be evaluated. A transporter system for carrying a tissue sample includes a transport container, a fixative in the transport container, and a cooling device that reduces and / or maintains the temperature of the fixative to perform a pre-soaking process. A portable transporter system adapted to carry a tissue sample contacting a fixative, can include: a transport container including: a holding chamber; and a fixative; and a container lid including: a cassette holder operable to be coupled to the standard histology cassette and including a first seal; and a cassette receiver operable to be releasably coupled to said transport container and including a second seal, where the cassette holder and cassette receiver are operable to be attachably coupled to one another upon insertion of a standard histology cassette coupled to the cassette holder into the cassette receiver.

Thermal control devices and methods to provide improved control, speed and efficiency in temperature cycling are provided herein. Such thermal control device and methods can include one or more active elements, such a thermoelectric cooler device, that is controlled by an algorithm that regulates a temperature distribution of an adjacent reaction-vessel according to a temperature distribution command trajectory and estimated reaction-vessel temperature distribution. Some embodiments include two active elements that are bilaterally applied to opposing sides of the reaction-vessel. In some embodiments, the estimated reaction-vessel temperature is determined based on a state of power electronics of the element and a temperature output of one or more sensors of a portion of the element and / or an ambient environment of the reaction-vessel. Methods of calibration of such systems utilizing a thermal calibrator as a proxy for the reaction-vessel are also provided herein.

The invention relates to the technical field of heating, fusing and pipetting devices, in particular to a heating, fusing and pipetting device. The heat insulation pressing assembly is arranged at one end of the sample heating assembly, a heating cavity is formed in the end, close to the heat insulation pressing assembly, of the sample heating assembly, the output end of the heat insulation pressing assembly is matched with the shape of the heating cavity, and the heat insulation pressing assembly is in sliding connection with the heating cavity; the injection needle is arranged at one end, far away from the heat insulation pressing assembly, of the sample heating assembly; in the device, the heat insulation pressing assembly prevents heat conduction and protects safety, and the sample heating assembly ensures that a sample is uniformly heated; the device integrates heating and pipetting functions, simplifies operation, and is suitable for various experiment scenes.

A system may include a horizontal actuator to move a tray, to which a microwell plate and a microfluidic chip may be coupled. The system may include a vertical actuator to move a support arm, to which a plurality of pipettes or pipette tips may be coupled. The system may include a rotational actuator to move an angle bracket, to which a magnet may be coupled. The system may include a heater, through which the pipettes may extend. The system may include a pump to control the flow of fluids through the pipettes. Disclosed methods include performing PCR within the described system.