13results about How to "Small heat capacity" patented technology

The invention relates to the technical field of waste gas treatment equipment, and discloses waste gas purification equipment for a PE pipe production line, the waste gas purification equipment comprises a zeolite rotating wheel, the zeolite rotating wheel comprises a front cylinder and a rear cylinder, the front cylinder and the rear cylinder are internally and movably connected with a front rotating wheel and a rear rotating wheel which keep rotating respectively, and a separation cavity is formed between the rear rotating wheel and the front rotating wheel; a front adsorption cavity, a front desorption cavity and a front cooling cavity are arranged between the front barrel and the separation cavity, a rear adsorption cavity, a rear desorption cavity and a rear cooling cavity are arranged between the separation cavity and the rear barrel, the front adsorption cavity and the rear adsorption cavity are connected in series, and the end part of the front adsorption cavity is communicated with waste gas through an adsorption pipe. According to the waste gas purification equipment for the PE pipe production line, a tandem type double-rotating-wheel structure is adopted, high-boiling-point pollutants are preferentially adsorbed and borne through the front rotating wheel, and adjustable internal reflux and differential rotating speed design are matched, so that the problem of zeolite pore channel blockage is solved, meanwhile, the concentration multiple of low-concentration waste gas is greatly increased, and the service life of the waste gas is prolonged. And stable self-heating operation of the catalytic oxidation furnace is ensured.

The present disclosure relates to the technical field of infrared detection, and particularly relates to an amorphous silicon infrared detector pixel, a chip, a movement and equipment, the amorphous silicon infrared detector pixel comprising an absorption sensing part; the absorption sensing part comprises an amorphous silicon thermal sensitive layer and a metal electrode layer; the amorphous silicon thermal sensitive layer comprises a thermal sensitive working area and a non-thermal sensitive working area, the thermal sensitive working area has a first thickness, the non-thermal sensitive working area has a second thickness, the first thickness is greater than the second thickness, and the effective value of the second thickness is less than 2000 angstroms; the metal electrode layer is in contact with the non-thermal sensitive working area and at least the side surface of the thermal sensitive working area; wherein an adjacent pair of metal electrode layers located on the side surface of the thermal sensitive working area form quasi-parallel electrodes. Thus, the first thickness of the amorphous silicon thermal sensitive layer in the thermal sensitive working area is greater than the second thickness of the non-thermal sensitive working area, the thickness of the amorphous silicon thermal sensitive layer between the quasi-parallel electrodes is relatively thick, noise can be reduced, and the performance of the device is improved.

A heat pipe and heat conduction substrate welding device for aerospace electronic equipment comprises a pressing plate and a supporting plate which are arranged on the upper surface and the lower surface of a heat conduction substrate in a pressing mode respectively. A pressing strip is arranged on the upper surface of the pressing plate and right above each welding surface, and a space for pressing the heat pipe is reserved between the pressing plate and each welding surface; and a supporting unit is arranged between the supporting plate and each welding surface. By means of reasonable arrangement of component structures, poor welding quality and stability caused by the fact that local areas of the heat pipes are not in complete contact with welding faces in the welding process are avoided, effective welding of the heat pipes and the heat conduction substrate in the high-temperature environment is achieved, and meanwhile compactness and light weight of the welding device are guaranteed. The whole device is easy to implement, efficiency is greatly improved, labor, time and cost are saved, welding quality and stability of the heat pipe are improved, and heat dissipation reliability of aerospace electronic equipment is guaranteed.

The present disclosure relates to the technical field of infrared detection, and particularly relates to an amorphous silicon infrared detector pixel, a chip, a movement and equipment, the amorphous silicon infrared detector pixel comprising an absorption sensing part; the absorption sensing part comprises an amorphous silicon thermal sensitive layer and a metal electrode layer; the absorption sensing part comprises a thermal sensitive working area and a non-thermal sensitive working area, the amorphous silicon thermal sensitive layer is located in the thermal sensitive working area, the amorphous silicon thermal sensitive layer in the thermal sensitive working area has a target thickness, the thickness of the amorphous silicon thermal sensitive layer in the non-thermal sensitive working area is zero, the thermal sensitive working area generates resistance change in response to a received thermal signal; the metal electrode layer is located in the non-thermal sensitive working area and at least contacts the side surface of the thermal sensitive working area; wherein, an adjacent pair of metal electrode layers located on the side surface of the thermal sensitive working area form quasi-parallel electrodes. Thus, by setting the thickness of the amorphous silicon thermal sensitive layer in the non-thermal sensitive working area to zero, noise is greatly reduced, heat capacity is greatly reduced, thermal response time is shortened, and device performance is improved.

This invention relates to a biomass gasification system and method with dust removal function, including a gasifier, a burner, a raw material supply module, and a dust collection device. The raw material supply module is used to transport pulverized green waste or other biomass raw materials to the gasifier for gasification to generate biomass fuel gas. The inlet of the dust collection device is located near the outlet of the raw material supply module, and is used to extract dust entrained during the process of the raw material falling into the gasifier. The dust includes sawdust, glue fragments, and other lightweight combustible particles. The outlet of the dust collection device is connected to the oxygen supply path of the burner, and is used to introduce the dust into the burner to mix and burn with the biomass fuel gas. This invention, by constructing a closed-loop path of "dust extraction-reburning," can significantly reduce coking in the gasifier, improve gasification efficiency and burner temperature rise rate, achieve efficient recovery and utilization of dust energy, and enhance the overall operational stability and thermal output efficiency of the system.

The present invention discloses an enhanced air-heat deicing system and method for fan blades, which adds a second blower, a humidifier or a hydrogenator, a pressure gauge, and a humidity sensor to the air-heat deicing system for fan blades, the outlet of the second blower is connected to the outlet of the humidifier, and the second blower and the humidifier are electrically connected to the deicing hub control cabinet, the deicing hub control cabinet controls the actions of the second blower and the humidifier, and the deicing hub control cabinet collects the pressure value of the pressure gauge, the humidity value of the blade cavity, the operating state parameters of the second blower and the humidifier, and uploads them to the deicing main control cabinet and the remote monitoring center, the remote monitoring center issues an action instruction to the deicing main control cabinet according to the received pressure value of the pressure gauge, the humidity value of the blade cavity, the operating state parameters of the second blower and the humidifier, and the deicing main control cabinet transmits the action instruction to the pressurization control system and the humidification control system of the deicing hub control cabinet. The present invention can improve the air-heat deicing speed of fan blades.

The application discloses a temperature control jig, which comprises a top plate, an intermediate layer and a bottom plate arranged in layers, wherein the top plate and the bottom plate are flat plate structures, a frame is arranged along the edge of the top plate, one side surface of the frame protrudes from the surface of the top plate, the top plate and the frame form a containing space for containing a display panel to be tested, a plurality of heat conduction columns are arranged on the side surface of the bottom plate away from the intermediate layer, and the intermediate layer is provided with a plurality of arrayed through holes, so that the cross section of the intermediate layer is a grid structure. The grid design of the intermediate layer of the temperature control jig greatly reduces the overall mass and heat capacity of the jig, so that heat can be more quickly conducted to the top plate through the bottom plate heat conduction columns, and the temperature rising and falling waiting time is shortened. Moreover, when the grid structure is heated and expanded, the through holes provide internal deformation space, effectively avoiding macro warping of the jig as a whole, and ensuring flat and close fitting of the panel and the jig during the test.

A preheating unit and a clinical chemistry analyzer. The preheating unit (PH) (100) comprises a heater (101), a PH body (102), a tubular flow path (103), a heat conductor (104) and a cover (105). The PH body (102) is heated by a heater (101). A tubular flow path (103) is arranged in the groove (102a) and allows liquid flow. The groove (102a) is formed by extending in the axial direction with respect to the outer peripheral surface (102b). The heat conductor (104) comprises a metal member covering the outer peripheral surface (102b) and the tubular flow path (103). The cover includes an elastic member covering the heat conductor (104), and the elastic member has a lower thermal conductivity than the heat conductor (104).

The present invention discloses a flame-retardant B1-class cable, the cable having a cable core mainly composed of a plurality of insulated conductors, the cable core being coated with an inner ceramic fiber tape layer, an oxygen-isolating layer, an outer ceramic fiber tape layer and a sheath layer in sequence from the inside to the outside, and a ceramic fiber cotton filling layer being filled in the combined gap of the cable core coated with the inner ceramic fiber tape layer. The present invention forms a multi-layer protection for the insulated conductors of the cable core through such a structural arrangement to prevent the flame from burning inside the cable core, and at the same time, can prevent external heat from being conducted to the insulated conductors of the cable core to the greatest extent, and has the characteristics of good fireproofing and fireproofing performance and excellent flame retardant effect.

The utility model discloses an electrolyte tank with exhaust structure belongs to electrolyte tank technical field, including electrolyte tank body, electrolyte tank body installs inside water resistance cabinet, and the top of electrolyte tank body is fixedly connected with exhaust pipe through, fixedly connected with sealing valve between exhaust pipe, the lateral surface of electrolyte tank body is connected with the liquid supplementing pipe through, and the top of liquid supplementing pipe is thread sealingly connected with sealing cover. Through reducing the volume of electrolyte tank body, the unit volume heat dissipation area increases, reduces the heat capacity simultaneously, and the both sides of electrolyte tank body are provided with the radiating fin simultaneously, further improve the heat dissipation area of electrolyte tank body, thereby improve the heat dissipation performance of this electrolyte tank body, play good cooling effect, avoid the evaporation too fast, concentration out of control, electrode corrosion acceleration and insulation piece flashover hidden danger caused by high temperature.

The utility model discloses a massager with a heatable massage head, which relates to the technical field of massagers and comprises a shell, an eccentric wheel, a heating device and a heating device. The driving part is used for driving the eccentric wheel to rotate; the massage head is located on the eccentric wheel, and the center line of the massage head and the center line of the output end of the driving piece are staggered. When massage is needed, the part, needing to be massaged, of the human body is attached to the massage head, the driving piece is started to drive the eccentric wheel to rotate, the heating plate and the carbon brush block are driven to rotate together, and the massage head can be heated. The carbon brush plate conducts electricity to the heating plate through the carbon brush block, so that the massage head is heated, compared with heating through a heating piece, the mode is rapid in heat conduction, uniform in temperature distribution, small in heat capacity, rapid in temperature rising and lowering and high in temperature control precision, the user experience is improved, meanwhile, when the eccentric wheel rotates, the eccentric wheel drives the massage head to eccentrically rotate, the human body is massaged, and the massage effect is good. Therefore, the massage and hot compress area is increased.

The utility model discloses a temperature measuring probe and a temperature measuring instrument. The temperature measuring probe comprises a probe body, a probe head and a temperature sensor, the probe body is connected with the probe head, the probe head is made of a tin alloy material with the melting point larger than or equal to 100 DEG C, the probe head is provided with the temperature sensor, and the temperature sensor is used for detecting the temperature of the probe head. The temperature measuring instrument comprises the temperature measuring probe. According to the probe, the tin alloy is small in heat capacity and high in heat conductivity coefficient, and the detection sensitivity and accuracy can be guaranteed; the tin alloy material is relatively soft and easy to process, and as the detection temperature rises, the tin alloy deforms to a certain extent microcosmically, so that the tin alloy can be better attached to the inner wall of the detected reactor; the tin alloy with the melting point larger than or equal to 100 DEG C is adopted, the probe cannot be molten in a reactor during temperature measurement, residues cannot be generated when the probe is pulled out, and use is convenient.

The invention provides a light diesel engine tail gas after-treatment system and a control method thereof, which can solve the problems of high cold start emission, catalyst poisoning caused by HC, N2O generation and difficulty in reaching the standard of PN10 emission in the prior art, meet the requirements of a new generation of emission regulations, and improve the emission efficiency. Comprising a ccDOC unit, a first urea injection unit, a ccSCR unit, a DPF unit, a second urea injection unit, a second SCR unit and an ASC unit which are sequentially arranged in the tail gas direction of an engine. The controller is electrically connected with the first urea spraying unit and the second urea spraying unit; and the controller controls the first urea injection unit to inject a first urea amount U1 into the tail gas in front of the ccSCR unit and controls the second urea injection unit to inject a second urea amount U2 into the tail gas in front of the second SCR unit according to a preset control method.