8results about How to "Precision cooling" patented technology

The application discloses a kind of semiconductor wafer cutting equipment and method thereof, it is related to wafer cutting technical field, the semiconductor wafer cutting equipment, including protective shell, the inside of the protective shell is provided with crystal bar support component and cutting component, crystal bar support component is located above cutting component, cutting fluid supply device is further provided in the protective shell, the cutting fluid supply device is used to carry out fluid supply to crystal bar cutting site, the cutting fluid supply device is installed between crystal bar support component and cutting component, diamond solidification mechanism is provided on the cutting component, the diamond solidification mechanism is used to supplement diamond particles on diamond steel wire and solidifies diamond particles, diamond particle slurry is filled with the material that is cured quickly by ultraviolet light, so diamond particle slurry can be cured quickly by photo-curing lamp irradiation, to prevent cutting fluid from flushing away diamond particles as far as possible.

The invention relates to the technical field of rapeseed oil preparation, in particular to a processing method for strengthening the flavor of rapeseed oil, which comprises the following steps: acquiring the concentration of a key characteristic flavor substance, determining a rapeseed frying stage by combining the material temperature and the relative exhaust humidity, and determining a corresponding target threshold value; determining a heat uniformity index of a stir-frying process, determining stir-frying uniformity according to a corresponding target threshold value, and adjusting the rotating speed of a roller and heat radiation power; determining a flavor precursor maturity index and a thermal stress coefficient of the fried rapeseeds based on the thermal uniformity index, determining the uniformity of the frying process based on the thermal stress coefficient, and adjusting a spreading and airing target final temperature of the spreading and airing process; and obtaining the peroxide value of the finished product oil to determine the oil oxidation degree, determining the excess amount of the oxidation precursor generated in the stir-frying process based on the change trend of the peroxide value, and adjusting the target uniformity index and the target stir-frying temperature in the flavor outbreak period. By monitoring the process state in real time, frying, spreading, airing and smashing parameters are adjusted in a self-adaptive mode, and the characteristic flavor is enhanced.

The utility model discloses a kind of double-motor screw vacuum pumps of built-in cooling of rotor, it is related to screw vacuum pump technical field, including fixed seat, the fixed seat top is equipped with chute, its bottom is installed cooling liquid circulation tank;The middle part of the chute is fixedly installed fixed frame, the both ends of chute are slidably installed sliding seat, the top of two sliding seats is fixed motor shell assembly, and rotor shaft is rotatably installed in motor shell assembly inside.The utility model described a kind of double-motor screw vacuum pumps of built-in cooling of rotor, and the cooling of efficiency rotor is cooled: cooling liquid directly flows through rotor shaft and spiral blade connecting port, realizes the accurate cooling to high temperature area, reduces the deformation caused by thermal stress, prolongs rotor life, and the linkage design of hydraulic cylinder and sliding seat can real-time adjustment rotor axial position, offsets thermal expansion in operation or assembly error, reduces wear risk, and the rubber pipeline soft connection of intercommunication mechanism adapts to the slight vibration when rotor rotates, and metal connecting fastener guarantees the sealing of high-pressure cooling liquid.

The invention relates to a cutter cooling and self-cleaning system which comprises a cutting mechanism, a refrigeration mechanism, a visual identification detection mechanism, an automatic cleaning mechanism and a controller, the cutting mechanism comprises a first driving part, a cutter and a transmission shaft, the transmission shaft is installed at a cutter shaft hole, and the driving end of the first driving part is connected with the transmission shaft; the refrigerating mechanism is arranged close to the cutter and is used for cooling the cutter; the visual identification detection mechanism is adjacent to the cutter and is used for detecting whether foreign matters exist on the surface of the cutter; the automatic cleaning mechanism comprises a support, a second driving piece and a scraper, and the second driving piece is installed on the support and is in transmission connection with the scraper. And the first driving piece, the refrigeration mechanism, the visual identification detection mechanism and the second driving piece are all connected with the controller. According to the invention, real-time detection and automatic cleaning of foreign matters on the surface of the cutter can be realized, manual intervention and downtime are reduced, continuity and stability of production are maintained, temperature rise of the cutter is effectively inhibited, and the processing quality of filter sticks is effectively improved.

The utility model discloses an intermittent cooling structure of a casting wheel hub mould, which comprises a wheel hub mould body, an upper forming part extending upwards is formed in the middle of the top surface of the wheel hub mould body, a forming groove used for forming spokes is formed on the upper forming part, and the upper forming part and the lower forming part are integrally formed. A lower groove extending upwards is formed in the middle of the bottom face, corresponding to the upper forming part, of the hub mold body, and a lower protruding part is formed on the top face, corresponding to the forming groove, of the lower groove. A cooling sealing cavity is formed in the middle of the lower protruding part. According to the cooling device, the mold of the part, located on the spoke, of the hub can be precisely cooled, the part which does not need to be cooled can be avoided, the thick part of the spoke is cooled firstly, subsequent uniform and simultaneous cooling of the thick part and the thin part of the spoke is improved, and the temperature field of the mold is optimally controlled; cooling of the lower protruding part of the hub mold body can be sequentially solidified from outside to inside, and the casting quality and efficiency are improved.

This invention discloses an intelligent control system for the gradient deployment of cooling tower fans under dynamic greenhouse demand. The system includes a multi-source data acquisition unit for collecting operational data from the greenhouse side and the cooling loop side. The operational data includes greenhouse internal temperature, greenhouse internal humidity, leaf surface temperature, light intensity, supplemental lighting equipment operation status, spraying or atomization status, ventilation execution status, circulating water flow rate, return water temperature, and environmental meteorological parameters. This invention relates to the field of greenhouse environmental control technology. This intelligent control system for the gradient deployment of cooling tower fans under dynamic greenhouse demand dynamically calculates the greenhouse's heat and humidity load requirements based on environmental data and a load propagation chain model. This ensures that the cooling tower system can flexibly adjust fan deployment according to changes in demand, thereby achieving precise cooling. Through fan candidate screening, benefit-cost calculation, and marginal net benefit analysis, the system can intelligently select the most suitable fan for deployment, avoiding energy waste.

The utility model relates to a tin copper strip production equipment technical field, specifically disclose a kind of tin copper strip cooling device, including rack, sealing cooling box is equipped on the rack, sealing cooling box is provided with the conveying roller group for the horizontal traction copper strip movement, cooling mechanism and temperature control mechanism in it;The cooling mechanism includes spiral distribution's water cooling pipeline, and the water inlet and water outlet of water cooling pipeline are connected with external cooling medium source respectively, and the outer wall of water cooling pipeline is spirally provided with the heat sink of metal material;The upper and lower sides of conveying roller group towards sealing cooling box entrance are evenly distributed with gas distribution pipe in parallel, and the gas distribution pipe is equipped with the blast hole that nitrogen is sprayed to the upper and lower surfaces of copper strip, and nitrogen supply system is equipped on sealing cooling box;Through the composite cooling of spiral water cooling and nitrogen injection, closed-loop temperature control and self-adapting tension adjustment, the cooling efficiency, product quality are significantly improved, and energy consumption and maintenance cost are reduced simultaneously.

The invention discloses a control method for multiple refrigerated containers, the multiple refrigerated containers are connected with an intelligent mother cabin through independent power supply interfaces, the intelligent mother cabin is provided with a power supply module for supplying power to the multiple refrigerated containers in a centralized mode, and the control method is executed by the intelligent mother cabin and comprises the steps that the power supply module is controlled to independently supply power to each refrigerated container in real time; receiving real-time operation data of each refrigerating box; based on a preset strategy and the real-time operation data, a corresponding refrigeration control instruction is generated for each refrigerating box; and each refrigeration control instruction is sent to the corresponding refrigeration box so that the refrigeration box can conduct refrigeration according to the refrigeration control instruction.