7results about How to "Warm up fast" patented technology

The present application relates to a kind of aero-engine cold start auxiliary staged preheating system and control method, belong to aero-engine starting technical field;The present application is integrated preheating treatment to engine fuel, in-cylinder mixture thermodynamic state (in-cylinder thermal atmosphere before ignition) and lubricating oil by pipeline fuel preheating device, oil outlet preheating device, cylinder sleeve preheating device and lubricating oil heat preservation preheating device, coupling combustion parameter control strategy, according to the temperature gradient of plateau alpine low temperature environment, design four levels of plateau alpine cold start feedback control strategy, so that aviation kerosene pressure combustion engine provides and implements reasonable preheating scheme according to different low temperature low pressure environment outside in plateau alpine condition, can effectively solve the problem that aviation kerosene pressure combustion engine is difficult to cold start, starting time is long, engine parts wear seriously and cold start stability is poor and the like in plateau alpine environment.

The utility model relates to cross -film self -adhesion waterproof roll material technical field, concretely is a kind of cross -film self -adhesion waterproof roll material production equipment, it includes production table, preheating tensioning mechanism, cooling mechanism and sliding block: preheating tensioning mechanism is set in the end of production table;Cooling mechanism is set in the top of workbench;Sliding block is slidably arranged on preheating tensioning mechanism.The utility model is through the setting of winding assembly and preheating tensioning mechanism, motor one is rotated winding by winding roller and is rolled, motor two drives the air in preheating roller to flow quickly to thus accelerate the preheating of preheating roller, spring two and spring three can be according to the size of roll material adjust the position of pressing plate and preheating roller, like this can ensure that roll material keeps flat in production process, avoid the wrinkle, deformation or thickness uneven caused by slackening, to improve the appearance quality and size precision of roll material, and make roll material base material and glue layer heat consistent, avoid the performance difference caused by local overheating or supercooling.

The present application relates to the field of cigarette technology, and particularly relates to a production method of a heat-not-burn cigarette and a cigarette. The production method of the heat-not-burn cigarette comprises the following steps: common tobacco shred production: mixing a tobacco powder mixture with a porous fiber base material to press a common tobacco sheet with a set thickness, and cutting the common tobacco sheet to obtain common tobacco shreds; heat-conducting tobacco shred production: attaching a heat-conducting metal material on the common tobacco sheet or attaching the heat-conducting metal material on the porous fiber base material to obtain a heat-conducting sheet, the surface density of the heat-conducting sheet being the same as that of the common tobacco sheet, and cutting the heat-conducting sheet to obtain heat-conducting tobacco shreds; and cigarette production: uniformly mixing the heat-conducting tobacco shreds and the common tobacco shreds with a set proportion, and rolling the heat-conducting tobacco shreds and the common tobacco shreds into cigarettes by using a cigarette rolling machine. The present application can improve the heat-conducting performance of the cigarette while not increasing the suction resistance, increase the release amount of smoke during smoking, and ensure the consistency of the product.

The application discloses an energy-saving natural gas internal combustion generator set, which is characterized by comprising a box shell, a generator set whole, an exhaust device, a filtering device and a preheating device; any side surface of the box shell in the width direction is provided with an air inlet, and the length direction side surface is provided with an air outlet; the exhaust device comprises an exhaust pipeline which extends upwards to the top of the box shell; the preheating device is arranged on the side surface of the box shell of the air inlet and is communicated with the air inlet; the preheating device comprises a plurality of heat exchange pipelines, and the gaps between the heat exchange pipelines are used for gas flow, so that the gas outside the box shell enters the box shell through the gaps; the preheating device further comprises an air inlet part and an air outlet part which are communicated with the two ends of the heat exchange pipelines; the air inlet part extends into the box shell and is communicated with the exhaust pipeline, and the air outlet part is communicated with the exhaust pipeline outside the box shell, so that the hot gas in the exhaust pipeline is introduced into the air channel and then is discharged into the exhaust pipeline through the air outlet part, thereby heating the cold gas flowing through the gaps and improving the temperature of the gas entering the box shell.

The utility model belongs to the field of additive manufacturing relates to a kind of optical system for additive manufacturing, including laser generating device, first spectroscope, laser forming device, powder bed preheating device and beam combiner;Powder bed preheating device includes power regulating device;Laser generating device generates incident laser;First spectroscope is set on the light path of incident laser and is divided into forming beam and preheating beam by incident laser;Forming beam is incident to beam combiner after laser forming device;Preheating beam is incident to beam combiner after power regulating device and is emitted after beam combining with forming beam.The utility model provides a kind of optical system for additive manufacturing, preheating temperature is adjustable controllable, preheating temperature is more accurate and can effectively reduce the time consumption of preheating.

This application provides a control method, control device, and power system for a power unit. The power unit includes a range extender, a first heating device, a power battery, and a second heating device electrically connected to the power battery. The power battery supplies power to the second heating device. The method includes: acquiring the temperature of a first liquid; controlling the first and second heating devices to operate when the temperature is less than or equal to a temperature threshold and a first and a second temperature threshold are greater than or equal to a second temperature threshold; controlling the second heating device to operate when the current battery charge is greater than or equal to a charge threshold and the vehicle is not starting for the first time; and controlling the second heating device to operate when the current battery charge is less than a charge threshold, the vehicle is not starting for the first time, and the difference between the vehicle's braking power and the power battery's maximum charging power is greater than or equal to a difference threshold. This method solves the problems of unintelligent control and low energy utilization of heating devices in power units.

The utility model relates to a stage lamp with a lamp holder self-preheating function, which comprises a support frame and a lamp holder pivoted on the support frame, the lamp holder is provided with a light emitting lens and a light source emitting light beams towards the direction of the light emitting lens, the lamp holder is also internally provided with a mounting plate, the mounting plate is provided with a light through hole positioned on the light beam path of the light source; the anti-dazzling screen is movably arranged in the lamp holder; the driving device is in transmission connection with the anti-dazzling screen; the driving device drives the anti-dazzling screen to cut into the light through hole so as to prevent the light source beam from emitting towards the light emitting lens; the driving device drives the anti-dazzling screen to cut out the light through hole so as to allow the light source beam to be emitted towards the direction of the light emitting lens. According to the stage lamp with the lamp holder self-preheating function, the self-preheating function in the lamp holder can be achieved, the driving motor in the lamp holder can be conveniently heated in advance in a low-temperature working environment, light rays are prevented from being emitted from the light emitting lens before the driving motor normally operates, and the lighting effect of the stage lamp is ensured.