693results about How to "Effective temperature control" patented technology

A vehicle temperature control apparatus for controlling temperature of a temperature control object, which is at least one of inside air of a vehicle compartment and a vehicle component, includes a heat capacitive element capable of storing heat, a refrigeration cycle in which heat is absorbed from a low temperature side and is dissipated to a high temperature side, a heat exchanger that causes the heat capacitive element to exchange heat with refrigerant of the refrigeration cycle, and a heat dissipation portion which dissipates heat in the refrigerant of the refrigeration cycle to the temperature control object. Thus, a temperature control by using the heat capacitive element can be effectively performed.

A solid state semiconductor storage device with temperature control function comprises a non-volatile memory unit, a temperature sensing element, and a control unit. The temperature sensing element is used for sensing the operation temperature of the solid state semiconductor storage device so as to provide a temperature sensing signal to the control unit. According to the temperature sensing signal, the control unit controls the operation mode of the solid state semiconductor storage device for achieving the function of temperature control.

The invention discloses a method of hydrogenating liquefied petroleum gas to prepare ethylene cracking feed, which is provided with two reaction sections. Reaction material cooling operation is carried out between the two reaction sections, the mixture of C4 fraction raw material and hydrogen is cooled after passing through the first reaction section, then enters the second reaction section, non-precious metal hydrofining catalysts are arranged in the two reaction sections, and a reaction material flow switching device is arranged between an inlet and an outlet of the two reaction sections to change the sequence of the reaction material flow entering the two reaction sections. The method disclosed by the invention solves the problem that the olefin content does not reach the standard due to thermodynamic control factors, simultaneously the catalysts are entirely fully utilized, and the operating cycle can be prolonged.

The invention discloses a heat-conducting thermosetting molding composite material and application thereof. The heat-conducting thermosetting molding composite material comprises the following basic components in percentage by weight: (1) 15-65% of thermosetting matrix resin; (2) 20-80% of heat-conducting filler with a thermal conductivity greater than 1 W/m.DEG C; and (3) other additives, such as a toughening agent, an enhancer, a stabilizer and the like. The invention also discloses application of the heat-conducting thermosetting molding composite material in manufacturing LED (light emitting diode) lighting heat-radiation components. The molding temperature of the composite material can be controlled to below 220 DEG C that is the general soldering operation temperature, so that the assembly process of an LED lamp and a heat radiator and the molding process of a thermosetting material heat radiator can be integrated, and the substrate surface or heat-conducting metal support of the LED lamp can be directly connected with the heat-conducting material; and the molding die of the composite material and auxiliary systems thereof have the characteristics of effective heat insulation and temperature control and easy cleaning, and can effectively lower the processing and manufacturing cost of the LED lamp and improve the heat radiation capability of the LED heat radiator, thereby reducing the operating temperature of LED devices.

The invention discloses a motorcar dynamic battery bag temperature control system and control method, which comprises the following parts: driving device, currency pipe, temperature sensor, electronic control unit 5 and circulating dielectric heat-exchanging device, wherein the output of dynamic battery bag 1 connects inlet of driving device, whose output connects the inlet of dynamic battery bag 1 through currency pipe; the temperature signal is sent from temperature sensor to electronic control unit, which controls start and stop for driving device; the circulating dielectric heat-exchanging device and driving device are cascaded between inlet and outlet of dynamic battery bag 1. The invention guarantees battery to work within normal temperature scale, which lengthens battery lifetime and improves battery property.

The present invention relates to one kind of combined rolling press grinding apparatus, and belongs to the field of inorganic non-metal material grinding technology. The combined rolling press grinding apparatus includes one dispensing mechanism, one lifting and conveying mechanism, one rolling press, one ball mill, one powder concentrator, one dust collector and one fan. The present invention has the advantages of low milling loss, simple structure, several operation mode, high grinding efficiency, low power consumption, etc.

Apparatus is disclosed for optically steering an optical beam, the apparatus comprising a pair of optical prism components arranged together with a diffraction grating so as to allow efficient coupling of an array of spectrally and spatially offset laser diodes to a common optical fiber. A method of optically steering at least one of a series of optical beams is disclosed, the method comprising providing a pair of optical prism components comprising a thermo-optic material; actuating at least one of the components so as to steer at least one of the series of optical beams received from an array of spatially and spectrally offset lasers.

The invention discloses a mass concrete-based temperature field research method and a mass concrete-based temperature control method. The research method comprises the following steps of: establishinga mass concrete entity research object; measuring temperatures, in a pouring process, of a plurality of measurement points of the entity, and drawing corresponding temperature change curves to obtaintemperature field characteristics and a temperature change law; establishing a finite element analysis model according to the entity research object and automatically calculating temperatures of thecorresponding measurement points; adjusting temperature field calculation parameter of the model through comparing the calculated temperature values of the model with the actually measured temperaturevalues; and finally adjusting influence factors influencing hydration heat in a mass concrete model, carrying out analysis to obtain an influence result and an influence law, and adopting a corresponding temperature control method according to the result and the law. According to the mass concrete-based temperature field research method and the mass concrete-based temperature control method, fissures are prevented from occurring in mass concrete, and the pouring quality of concrete and the total quantity of projects are ensured.

The invention discloses a preparation method of monomethyl fumarate. A main material of maleic anhydride and methanol are subjected to alcoholysis reaction, thus producing monomethyl maleate, which is then isomerized to produce the monomethyl fumarate. The preparation method comprises the following steps: the main material of the maleic anhydride and the methanol are subjected to the alcoholysis reaction, thus producing the monomethyl maleate; then the monomethyl maleate solution is added with ethyl acetate and is then added with fumaryl chloride at 80-100DEG C for reacting for 60-120 minutes, then the ethyl acetate is removed by distillation, water is added, the product is heated to dissolve, and after cooling, centrifugal separation and vacuum drying, the monomethyl fumarate is obtained. The alcoholysis reaction process can be completed at room temperature, which saves energy and has short reaction time; and the isomerization reaction of the monomethyl maleate and the alcoholysis reaction of the maleic anhydride can adopt the same set of equipment, and the isomerization reaction can be carried out as soon as the alcoholysis reaction is completed, thus having no need for new devices.

The invention provides an abyssal environment simulation device suitable for testing material corrosion behavior. The abyssal environment simulation device comprises a high pressure autoclave, a hydrostatic pressure control system of simulated abyssal environment and a simulated environment monitoring control system. The hydrostatic pressure control system of simulated abyssal environment comprises a nitrogen cylinder, an oxygen cylinder, a water tank, a liquid supply tank and a hydraulic pump, artificial sea water is stored in the water tank, a water pump injects the artificial sea water into the liquid supply tank, the nitrogen cylinder and the oxygen cylinder are connected with the liquid supply tank, and the hydraulic pump is connected between the liquid supply tank and the high pressure autoclave so as to inject the artificial sea water meeting the dissolved oxygen content into the high pressure autoclave; the simulated environment monitoring control system comprises a compound sensor, a working electrode, a reference electrode, a temperature control device, a singlechip signal processor and a computer. The abyssal environment simulation device can simulate the characteristic environment parameters, such as the hydrostatic pressure, the environment temperature, the dissolved oxygen content, the pH value, the flow rate and the salinity, of the corrosive medium for the material in the abyssal environment, and is used for testing the related corrosion electrochemistry behaviors of the material in the simulated abyssal environment.

The invention discloses a method for controlling temperature of a steelmaking melting pool of a converter by blowing CO2 gas, which belongs to the filed of convertor steel making and relates to a converter dephosphorization technology. The invention sprays CO2 gas (or mixed gas of CO2-O2) into the melting pool of the converter and realizes the smooth temperature increase of the melting pool by regulating the proportion of V[CO2]/(V[O2]+V[CO2]). The proportion of V[CO2]/(V[O2]+V[CO2]) is controlled at 10%-100% at the early and middle stages of melting (3-5min), the total flow rate of the blowing gas is 100-80000Nm/h, bottom blowing and strong stirring are adopted at this time, and the temperature is controlled between 1300 DEG C and 1400 DEG C. The proportion of V[CO2]/(V[O2]+V[CO2]) is adjusted and controlled at 10%-50% at the middle stage of melting according to desilication and dephosphorization situation and the temperature of the melting pool, and the flow rate of the blowing gas is 100-80000Nm/h. The method is applicable to the converter steel making of 30-300 tons, the dephosphorization rate can achieve 85%-95% by adopting the method, and the rephosphorization rate after slag dumping is lower than 3%.

The invention discloses a manufacturing method of Chinese caterpillar fungus, which is characterized by the following: establishing greenhouse booth moth culturing field according to culturing temperature and moisture; reducing the danger of natural enemy of moth to accelerate weak plant root of herb and bush; releasing certain quantity of moth fertilized ovum, larva, pupal or and imagine in the culturing field; elevating moth larva breeding density with 110-3500000 per hectareha; breeding the moth from one year to 6-8 years within 365-425d; forming sac fungus; collecting 530000-1570000 Chinese caterpillar fungus per hectareha.

The invention enables coordinated, flexible, agile, and energy efficient temperature variation among a plurality of rooms, as found in a hotel, an apartment building, or a group of exercise rooms, by transferring heat between the rooms. Air can be moved by fans and/or heat can be transferred by a heat pump. Heat transfer between exercise rooms can be powered partly by exertion of individuals in the rooms. Rapid air exchange can quickly equalize temperatures in adjacent rooms. Embodiments exchange heat between rooms and interior and/or exterior reservoirs of warmer and cooler air and/or water, and some embodiments move air from the reservoirs into and out of the rooms. Heat can be pumped into or out of the system, and air and/or water can be added or extracted from the reservoirs. In some embodiments heat is moved sequentially through a variable series of rooms, creating a monotonic variation of temperatures.

An apparatus for mixing viscous material includes a chamber having a cylindrical sidewall and a bottom and receiving viscous material to be mixed; a cylindrical draft tube fixed at an inside center of the chamber to be spaced from the bottom and the sidewall and forming a space between the draft tube and the sidewall to allow passage of the viscous material, and including a heat medium passage therein; a carrying impeller installed in the draft tube and driven by a motor to transfer the viscous material above or below the draft tube and suck the viscous material in the space into the draft tube; and a sweeping impeller installed in the space and rotated in a circumferential direction by a motor to apply a pressure to the viscous material so that the viscous material in the space is not adhered to the draft tube and the sidewall.

A method and device are disclosed for temperature manipulation of a melt even with conductivity below 10<-1> O <-1>cm<-1>, thus permitting refining of the melt at temperatures above 1700 DEG C. According to the method for temperature manipulation of a melt (16), in particular, in a refiner unit, the melt (16) is heated at least by ohmic resistance heating, at least two electrodes (4) are arranged in the melt (16) and at least a part of the melt (16) is cooled. The device (1) for temperature manipulation and/or refining and/or purification and/or homogenisation of a melt (16) comprises at least one arrangement for accommodating melt material (36, 16), defining an inner chamber and at least two electrodes (4) for ohmic resistance heating of the melt (16), wherein the electrodes (4) project into the inner chamber of the arrangement in particular of the vessel (2).

The present invention provides a processor temperature regulation method and apparatus. The method comprises: according to a preset time rule, monitoring a temperature change of a specified device of a mobile terminal; when it is monitored that the temperature change of the specified device meets a preset temperature control condition, acquiring information of an application that runs in the mobile terminal; and when it is detected that a task for starting the application is triggered, decreasing an operating frequency of a processor according to a preset down-conversion rule, so as to regulate a temperature of the processor. According to the method and apparatus provided by the present invention, before the application that can cause increase of the temperature of the processor is started, down-conversion processing is performed on the processor, so that the temperature of the processor can be effectively controlled.

The invention discloses a nonlinear neural network optimizing PID control method for the temperature of an electric heating furnace. An RBF neural network is trained offline according to historical input and output information of an electric heating furnace control system, neural network related parameters are obtained, and a trained neural network serves as a prediction model of the system; and the RBF neural network is combined with the PID controller, and the RBF neural network is used to self-set the parameters of the PID controller online. Thus, the difficulty in establishing a nonlinear electric heating furnace model is overcome, the RBF neural network is used to self-set the parameters of the PID controller, and the problem that the electric heating furnace control system is hard to set the parameters of the PID controller in the practical control process is solved.

The invention relates to the mold temperature control system, particularly a mold temperature automatic control device, which includes the heating circulation system, the cooling circulation system, and the operation working water tank circulation system, the output of the water tank temperature control device in the operation working water tank circulation system respectively connecting with the water tank cold compensation conditioning system and heating pipe control terminal, and the input connecting with the output of the temperature sensor in the water tank, the control end connecting with the output of the temperature sensor in the mold. Its purpose is to design the mold temperature automatic control device, which can effectively control the mold temperature, and avoid the mold temperature overshoot when the mold in the heating or cooling. Compared with the existing technology, it has the advantages of automatic mold temperature control, accurate control range, saving working, saving time, saving material, and saving energy.

The invention provides an improved type side-blowing molten pool smelting furnace. The improved type side-blowing molten pool smelting furnace comprises a long round furnace body, a furnace cylinder, a furnace top, a furnace body frame structure and a plurality of multi-channel spray guns. The multi-channel spray guns are arranged on the two sides of the long round furnace body correspondingly. The long round furnace body is formed by a furnace body protective plate in an enclosed mode. A water sleeve is installed on the lower portion of the inner side of the furnace body protective plate. A first firebrick layer is further inlayed in the inner side of the water sleeve. A second firebrick layer is arranged on the water sleeve and the first firebrick layer and installed on the inner side of the furnace body protective plate. The furnace cylinder is arranged at the bottom of the long round furnace body. The long round furnace body is provided with a metal discharge outlet and a slag outlet. The furnace body frame structure comprises steel vertical pillars, cross beams and pulling rods. The multi-channel spray guns are arranged on the two sides of the middle straight segment of the long round furnace body, and the output ends of the multiple multi-channel spray guns extend into the long round furnace body. By means of the improved type side-blowing molten pool smelting furnace, the problem that in the prior art, the temperature in a molten pool smelting furnace is difficult to control can be solved.