36results about How to "Balanced cooling effect" patented technology

The present invention relates to a real-time image transmission system for an unmanned aerial platform, comprising: a picture division device, which is set on the unmanned aerial platform, and is used to receive high-definition aerial images, and divide the high-definition aerial images into multiple 50×50 pixel images. Pixel block; the pixel block selection device is set on the unmanned aerial platform, and is used to draw the Archimedes curve in the high-definition aerial image with the central pixel point of the high-definition aerial image as the starting point, which will be described in the In the high-definition aerial image, the pixel blocks passed by the Archimedes curve are used as error-checking pixel blocks to obtain a plurality of error-checking pixel blocks; the picture analysis equipment is set on the unmanned aerial platform for each error-checking The pixel blocks perform picture analysis processing. The invention also relates to a real-time image transmission method of an unmanned aerial platform. Through the present invention, the number of windows of a target building can be accurately obtained in real time, and valuable reference data can be provided for subsequent construction of adjacent buildings that have not been started.

The invention discloses a chemical fiber circular blow cooling method. The method comprises the step of cooling and freezing trickle of a liquid chemical fiber raw material squeezed out by a spinning pack, wherein the spinning temperature is 270 to 280 DEG C, the spinning speed is 2700 to 3000m / min, and circular blow cooling moulding comprises three continuous cooling areas from top to down: a first cooling area, a second cooling area and a third cooling area, and the total height of a first bustle pipe, a second bustle pipe and a third bustle pipe is 130 to 150mm. The chemical fiber circular blow cooling method provided by the invention adopts a three-section circular blow cooling technology, so that the control on speed, temperature and humidity is more convenient, the spinning cooling speed is more even and faster, and strands before freezing are not liable to adhere. In the three-section circular blow cooling technology, the directions of wind of all the sections are different, so that air in a ring cavity is more uniform, the heat exchange between spinning and the air is more uniform, and the cooling effect is more balanced.

The invention relates to an electromagnetic furnace, which comprises: furnace chamber with coil disc, circuit board with hear radiator, and fan, wherein said furnace chamber has wind outlet; and the invention is characterized in that: the furnace chamber is divided into main furnace chamber and fan room; the fan room is divided into upper and lower small rooms, with horizontal baffle plate between them; the horizontal baffle plate has round hole at the middle, whose center is on the central axle of blade of fan; the size of round hole is matched with fan; the fan is downwards mounted; there is a separate baffle plate between the upper small room and the main furnace chamber; the lower small room is through to the main furnace chamber; the upper small room has the wind inlet through to the outer space of furnace. The wind inlet will not absorb dust or metal chip, to blow the airflow to the surface of coil disc, with better heat radiation.

This invention relates to a solid-state fermentation apparatus suitable for mass fermentation of a variety of microbes. The solid-state fermentation apparatus comprises a main frame, in which is set one or more fermentation units. Each fermentation unit is composed of air-permeable boards and fermentation bags in between. The solid-state fermentation apparatus has simple structure and is easy to make. Fermentation in the fermentation units can solve the problems of ununiform temperature distribution, easy infection of alien bacteria, and poor mass and heat transfer performance faced by fermentation in large-volume solid fermentation container.

The invention discloses an ultrahigh-power LED bulb replacing a gas discharge lamp, which comprises a radiator (1), a driving circuit board component (3), a top cover (4), a lamp holder connector (5), an LED light source component (6), a light-transmission protective cover (7) and an E40 lamp holder (10). The top cover (4) is fixedly connected with the radiator (1), a cavity area (40) is formed above the radiator (1), the driving circuit board component (3) is positioned in the cavity area (40), the top cover (4) is fixedly connected with the radiator (1), the lamp holder connector (5) is fixedly connected with the lamp holder (10) through a threaded connecting portion (51) and fixedly connected with the top cover (4) through a screw, the lamp holder connector (5) is integrally conical and gradually enlarged from the lamp holder (10) to the radiator (1) after being fixedly connected with the top cover (4), the side wall of the lamp holder connector (5) is provided with a vent hole (52) so that the cavity area (40) is communicated with the outside, and the light-transmission protective cover (7) is fixedly connected with the radiator (1). The ultrahigh-power LED bulb can be applied to the field of LED lamps.

The embodiment of the present invention discloses a control method for automatically loading heat dissipation parameters and a motherboard system. The method includes: obtaining the TDP power consumption of the current electronic device; The heat dissipation type of the device; call the DPTF heat dissipation parameter corresponding to the value according to the value of the preset flag bit, control the temperature of the electronic device according to the DPTF heat dissipation parameter, and call the first DPTF when the value of the preset flag bit is the first value Heat dissipation parameter, when the value of the preset flag is the second value, the second DPTF heat dissipation parameter is called, and the present invention can load the corresponding DPTF heat dissipation parameter according to different TDPs, without replacing processors with different TDPs, to achieve heat dissipation and performance balance.

The invention relates to a silent type diesel generator set mainly comprising an engine, a generator, a silencing cover and a set chassis. An axial flow fan sucking cold air in the external environment into the silencing cover is arranged close to the inner side of a first air inlet. The axial flow fan directs the sucked cold air to a cooling device arranged on the inner side of the first air outlet for cooling. The cooling device is connected with a cooling liquid sleeve of the engine through a water inlet pipe and a water outlet pipe to cool the engine. A silencer is arranged above the engine and located close to a second air outlet. An air inducing shield which induces air from the horizontal direction to the vertical direction is arranged at the position of an outlet of the engine. An upper end air outlet of the air inducing shield is connected with an air director through an air guide channel, and air is guided to the silencer through the air director for cooling. According to the silent type diesel generator set, the cooling structure in the diesel generator set is improved, and the contradiction between silencing and cooling of the diesel generator set is effectively relieved.

The invention relates to a base plate type silent diesel generator set shared by double units. The base plate type silent diesel generator set comprises generator sets mounted on two sides of a base plate and a silencing cover covering the base plate, wherein a bottom air inlet and a side air outlet are formed in the silencing cover; the lower part of the silencing cover is divided into a cold air compartment for mounting a generator and a hot air compartment for mounting an engine; an exhausting and silencing area is arranged above the cold air compartment and the hot air compartment, a centrifugal fan for driving airflow is arranged above the generator in the cold air compartment, an exhausting pipe is arranged in the exhausting and silencing area and connected with a silencer, and an exhausting and silencing baffle is arranged in the exhausting and silencing area above the engine. Targeted noise reduction measures are adopted for different noise sources of the units, technological means including sound insulation, sound absorption and the like are used comprehensively to reduce environmental noise, a cooling structure in the diesel generator set is improved, and contradiction between silence and cooling of the diesel generator set is solved effectively. The base plate type silent diesel generator set is simple in structure and obvious in noise reduction effect.

The invention discloses a system and method for controlling a cooling fan of an air-cooling motor controller. The system comprises an input signal collecting and processing module, a fan duty ratio calculating module and a fan drive module, all of which are connected in sequence, wherein the input signal collecting and processing module is used for collecting running parameters of the motor controller and a motor in an electric drive system; the fan duty ratio calculating module is used for obtaining the fan running duty ratio through calculation according to an output signal of the input signal collecting and processing module and the switch frequency of a power module; and the fan drive module is used for outputting drive current to drive the fan to run according to the fan duty ratio output by the fan duty ratio calculating module. By taking the direct-current bus voltage, the temperature of the power module, the temperature of the motor controller, the actual execution torque of the motor, the rotation speed of the motor (or the vehicle speed) and the switch frequency of the power module into overall consideration, the cooling fan is controlled at the degree of 0-100 percent under the condition of meeting different threshold values.