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45results about How to "Increase or decrease in temperature" patented technology

A battery intelligent management system used for a patrol robot in a transformer substation

The invention relates to a battery intelligent management system used for a patrol robot in a transformer substation. The battery management system has functions of storage battery box temperature controlling, real-time battery electric quantity monitoring, low electric quantity alarming, self navigating for jointing with a charging interface in a base station of the substation, and intelligent charging. A storage battery of a robot dolly is disposed in a sealed temperature control box and the temperature in the temperature control box is maintained in a range of rated working temperature of the storage battery. When the robot dolly is patrolling and the battery is running low, an alarm is sent to the battery management system and then the robot dolly is forced to return to the base station of the substation for being charged. Then the robot dolly is employing an infrared ray tracking method or guided by an infrared range-measurement system to joint with the charging interface for being charged. In the charging process, if the robot dolly receives a patrolling order, the battery electric quantity should be checked firstly. If the electric quantity is sufficient, the temperature control device starts preheating or cooling to make the robot dolly separate from the base station for the patrolling mission, or the patrolling order is delayed to be executed until the storage battery is charged to be full.
Owner:北京华电蜂鸟科技有限责任公司

Temperature control system with environment temperature compensating function

The invention discloses a temperature control system with an environment temperature compensating function. According to change of an environment temperature, the system actively changes a temperature of a reaction disc, and compensates influence of the environment temperature to a reaction solution temperature. The system comprises a reaction disc temperature detection circuit used for detecting a reaction disc temperature. The reaction disc temperature detection circuit connects with a one-chip microcomputer through a first A/D conversion module. The one-chip microcomputer connects with a drive circuit. The drive circuit connects with a heating plate. The heating plate is provided around the reaction disc. The reaction disc is embedded with a reaction cup and heats reaction solution in the reaction cup. The system also comprises an environment temperature detection circuit used for detecting the environment temperature. The environment temperature detection circuit connects with the one-chip microcomputer through a second A/D conversion module. According to the temperature control system of the present invention, requirements of high precision, fast response and good stability of temperature by a biochemistry analyzer are satisfied, and environmental adaptability of a device is improved.
Owner:SUZHOU INST OF BIOMEDICAL ENG & TECH

Coal underground gasification method

The invention relates to a coal underground gasification method. The coal underground gasification method comprises the following sequential steps of (1) establishing a gas inlet passage, a gas outlet passage and a gasification passage which enables the gas inlet passage to be communicated with the gas outlet passage; (2) injecting a gasification agent through the gas inlet passage, wherein the gasification agent comprises water vapor and oxygen-enriched gas, and an initial volume ratio between the water vapor and the oxygen-enriched gas ranges from 0.5 : 1 to 4 : 1; (3) igniting a coal seam; (4) forming a new volume ratio by adjusting the ratio between the water vapor and the oxygen-enriched gas according to the characteristics of generated coal gas. According to the coal underground gasification method disclosed by the invention, a little water vapor is enabled to be carried in raw coal gas, the cost for recovering waste water in raw coal gas is reduced, the situation that the water vapor and the coal seam are in full reaction so as to generate hydrogen can be ensured, and thus the quality of coal gas can be increased; in addition, the temperature uniformity on a gasification working surface can be ensured due to reactions, i.e. exothermic reaction of oxygen and the coal seam and endothermic reaction of water and the coal seam, which are carried out in the same time, and the phenomenon that the continuous gasification of the coal seam is obstructed as gasification coal ash is melted and attached to a gasification coal wall due to over-high local temperature can be prevented from happening.
Owner:ENN SCI & TECH DEV

Greenhouse energy-saving auxiliary temperature control system

The invention discloses a greenhouse energy-saving auxiliary temperature control system, which comprises a water supply well, a main water supply pipe, heat exchange pipes, a main water return pipe and a water return well and is characterized in that the main water supply pipe and the main water return pipe are in parallel arrangement, the heat exchange pipes are vertically and uniformly connected with the main water supply pipe and the main water return pipe, the two ends of each heat exchange pipe are respectively connected with the main water return pipe and the main water supply pipe, the main water supply pipe is connected to a submersible pump positioned in the water supply well, and the main water return pipe is connected to the water return well. When the greenhouse energy-saving auxiliary temperature control system is adopted, the temperature in a greenhouse can be more efficiently and accurately regulated, the system utilizes the temperature differences between the underground water and the natural temperature for raising or lowering the temperature in the greenhouse, the great nonregenerative resource waste can be prevented, and the effect of protecting the environment can also be reached, so the temperature regulating cost of the greenhouse is further reduced, good economic benefits can be generated, in addition, the structure is simple, and the popularization and the use are convenient.
Owner:李泮禄

Glue feeding device with stirring function for LED lamp production

The invention discloses a glue feeding device with a stirring function for LED lamp production and belongs to the technical field of LED lamps. The glue feeding device comprises a storage tank, a pressure gage is arranged at one end of the upper surface of the storage tank, a glue feeding pipe is arranged on one side of the pressure gage, an air pump is arranged at the other end of the upper surface of the storage tank, a first connecting pipe is arranged at the connection of the storage tank and the air pump, a main glue supply pipeline is arranged at the bottom end of the storage tank, a branched pipeline is arranged on the lower surface of the main glue supply pipeline, a first valve is arranged at the end, far away from the main glue supply pipeline, of the branched pipeline, and supporting legs are arranged on two sides of the storage tank. A stirring mechanism is arranged on the glue feeding device, so that a user can stir glue in the storage tank through a stirring rod, a spoiler and spiral blades on the stirring mechanism, so that the condition that a precipitate is generated as glue is stored for a long time is avoided, glue in different height layers is consistent in quality, and therefore, the production quality of the glue feeding device is guaranteed.
Owner:肇庆市星动传说自动化技术有限公司

Dirty water source heat pump system

The invention discloses a dirty water source heat pump system. The dirty water source heat pump system comprises a dirty water circulation system, an intermediary circulation system, a tail end circulation system, a dirty water source heat exchanger and a water source heat pump unit, wherein the dirty water source heat exchanger comprises a shell, a heat exchange pipe assembly capable of rotatingin the shell and a driving device for driving the heat exchange pipe assembly to rotate forward and reversely. Through the arrangement, after the dirty water enters the shell, the dirty water is rotated under driving of the heat exchange pipe assembly to form a downward rotational flow, so that downward suction force is generated on suspended or floating kind impurities, then the suspended or floating kind impurities are discharged, and the problem of blockage caused by suspended matters or floating objects is avoided; and the heat exchange pipe assembly rotates forwards and reversely in an alternate mode so that the scouring direction of the dirty water on the outer surface of the heat exchange pipe assembly can be changed, then impurities wound around the heat exchange pipe assembly falloff under the reverse scouring effect of the dirty water and can be discharged along with the dirty water, then the winding type dirt blockage is effectively removed, so that the influence caused bythe blockage problem of the dirty water source heat exchanger on the dirty water source heat pump system is reduced.
Owner:燕河能源技术(北京)股份有限公司

Temperature monitoring device for main loop connector of direct-current switch cabinet

The invention discloses a temperature monitoring device for a main loop connector of a direct-current switch cabinet. The device comprises a non-contact sensor, an environment temperature and humiditysensor, a temperature centralized processing module, a relay output module and an alarm display unit. The non-contact sensor is arranged beside a current-carrying conductor in the switch cabinet andis used for measuring the temperature of the current-carrying conductor; the environment temperature and humidity sensor is arranged in a small chamber in the switch cabinet and is used for measuringthe environment temperature and humidity in the small chamber; the non-contact sensor and the environment temperature and humidity sensor are both connected with the temperature centralized processingmodule so as to transmit measured data to the temperature centralized processing module. The temperature centralized processing module is connected with the relay output module and the alarm displayunit, and when the temperature and the humidity are abnormal, the alarm display unit gives an alarm and controls the fan or the heater to perform temperature and humidity reverse adjustment through the relay output module.
Owner:杭州德睿达电气有限公司

Automobile engine intelligent temperature control and fuel saving control system and method

The invention provides a system and method for intelligent temperature control oil saving control of an automobile engine. The system comprises a temperature sensor, an engine ECU module, a temperature control oil saving control module and an electromagnetic fan clutch. According to engine coolant temperature information monitored by the temperature sensor in real time and engine power variation trend information monitored by the engine ECU module in real time, the temperature control oil saving control module adjusts set values of engaging temperature and disengaging temperature of the electromagnetic fan clutch in a timely mode and outputs orders to control the electromagnetic fan clutch to be engaged or disengaged according to the current set values of the engaging temperature and the disengaging temperature of the electromagnetic fan clutch and the engine coolant temperature. The invention further provides the method for intelligent temperature control oil saving control of the automobile engine. The phenomenon that the engine coolant temperature is rapidly increased or reduced due to increase or reduction of engine power can be effectively avoided, an engine is in the optimal work temperature state all the time, and work efficiency of an engine cooling system is improved.
Owner:ANHUI ANKAI AUTOMOBILE

Handwriting system and handwriting method for electronic circuit, and electronic circuit

The invention discloses a handwriting system and handwriting method for an electronic circuit, and the electronic circuit. The handwriting system of the electronic circuit comprises a circuit handwriting board and a liquid metal handwriting pen, wherein the circuit handwriting board comprises a bottom board, a handwriting substrate and a control circuit arranged on the bottom board; the control circuit comprises an anode electrode and a cathode electrode; in addition, the anode electrode is connected to the anode of an external power supply; the cathode electrode is connected to the cathode ofthe external power supply; the liquid metal handwriting pen is full of metal which is liquid at a preset temperature for writing and forming a circuit of a preset shape on the handwriting substrate;one end of the circuit, which is formed by handwriting, of the preset shape is connected to the anode electrode of the control circuit; and the other end of the circuit is connected to the cathode electrode of the control circuit. By use of the system, the liquid metal handwriting pen with different functional pen points is used for drawing the electronic circuit on the handwriting board, materials can be saved, and the manufacture efficiency of the electronic circuit is improved.
Owner:BEIJING DREAM INK TECH CO LTD

Temperature control device for biological research

The invention relates to a temperature control device for biological research. The temperature control device comprises a shell, and a controller, a temperature control structure and a temperature sensor arranged in the shell; the temperature control structure and the temperature sensor are electrically connected with the controller, a heat conduction plate is arranged on the upper end face of the temperature control structure, the upper end face of the heat conduction plate is used for containing an experiment vessel, the temperature sensor is used for collecting the temperature of the heat conduction plate, the controller is used for controlling the temperature control structure to work according to the temperature collected by the temperature sensor, and the temperature control structure is used for adjusting the temperature of the heat conduction plate, so that the temperature of the experiment vessel in contact with the heat conduction plate is increased or reduced to a preset temperature. According to the temperature control device for biological research, the temperature of the heat conduction plate and the temperature of the experiment vessel can be accurately controlled, the temperature of the heat conduction plate and the temperature of the experiment vessel are kept within the preset temperature, and therefore a safe and pollution-free low-temperature operation environment is created for basic research of biological reaction.
Owner:BEIHANG UNIV +1

Wood pallet drying device

The invention belongs to the technical field of wood drying, and particularly relates to a wood pallet drying device. The wood pallet drying device comprises a drying chamber, a vacuum pump and an energy generation mechanism. A first drying cavity and a second drying cavity are arranged in the drying chamber; an air suction end of the vacuum pump is connected with a first branch pipe and a secondbranch pipe; the first branch pipe communicates with the first drying cavity, and the second branch pipe communicates with the second drying cavity; the energy generation mechanism comprises an air compressor, a vortex tube and a driving unit; a rotating cavity, a first air duct and a second air duct are formed in the bottom of the drying chamber, the first air duct and the second air duct both communicate with the rotating cavity, the first air duct communicates with the first drying cavity, the second air duct communicates with the second drying cavity, and one-way air outlet valves are arranged on the first air duct and the second air duct; the vortex tube is rotationally connected with the interior of the rotating cavity; a nozzle of the vortex tube penetrates through the bottom of thedrying chamber and is located in the drying chamber; and the air compressor communicates with the nozzle of the vortex tube. When the wood pallet drying device is used for drying a wood pallet, waterin the wood pallet is rapidly dissipated, so that the drying efficiency is high, the effect is good, and consumed time is short.
Owner:重庆龙浩木业有限责任公司

Cold-chain logistics transportation compartment temperature and humidity real-time monitoring equipment

The invention discloses cold-chain logistics transportation compartment temperature and humidity real-time monitoring equipment which comprises a monitoring cavity arranged in a vehicle body, a compartment is fixedly arranged on the vehicle body, the monitoring cavity is fixedly arranged in the compartment, a water tank is fixedly arranged at the bottom of the monitoring cavity, a moisture control cavity is fixedly arranged in the monitoring cavity, the moisture control cavity is located on the water tank, a heat insulation plate is fixedly arranged in the moisture control cavity and divides the moisture control cavity into an air guide cavity and a temperature adjusting cavity, the lower side wall of the air guide cavity is fixedly connected with the upper side wall of a water tank through a guide pipe, and the guide pipe penetrates through the lower side wall of the air guide cavity and the upper side wall of the water tank. A regulator is fixedly arranged in the temperature adjusting cavity, and a moisture temperature sensing device and a moisture temperature control device are further fixedly arranged in the temperature adjusting cavity. By means of the special humidity and temperature adjusting device, humidity flowing into the storage cavity is kept consistent with the original temperature in the storage cavity, and the influence on transported objects is reduced.
Owner:王光文

Underground Coal Gasification Method

The invention relates to a coal underground gasification method. The coal underground gasification method comprises the following sequential steps of (1) establishing a gas inlet passage, a gas outlet passage and a gasification passage which enables the gas inlet passage to be communicated with the gas outlet passage; (2) injecting a gasification agent through the gas inlet passage, wherein the gasification agent comprises water vapor and oxygen-enriched gas, and an initial volume ratio between the water vapor and the oxygen-enriched gas ranges from 0.5 : 1 to 4 : 1; (3) igniting a coal seam; (4) forming a new volume ratio by adjusting the ratio between the water vapor and the oxygen-enriched gas according to the characteristics of generated coal gas. According to the coal underground gasification method disclosed by the invention, a little water vapor is enabled to be carried in raw coal gas, the cost for recovering waste water in raw coal gas is reduced, the situation that the water vapor and the coal seam are in full reaction so as to generate hydrogen can be ensured, and thus the quality of coal gas can be increased; in addition, the temperature uniformity on a gasification working surface can be ensured due to reactions, i.e. exothermic reaction of oxygen and the coal seam and endothermic reaction of water and the coal seam, which are carried out in the same time, and the phenomenon that the continuous gasification of the coal seam is obstructed as gasification coal ash is melted and attached to a gasification coal wall due to over-high local temperature can be prevented from happening.
Owner:ENN SCI & TECH DEV

Infrared on-line control type stir-frying machine

The invention provides an infrared on-line control type stir-frying machine and relates to a device used for stir-frying materials, which is especially suitable for stir-frying traditional Chinese medicine materials, agricultural products, foods and the like. In the invention, at least two infrared temperature measurement instruments are adopted to measure the temperature of materials stir-fried by the stir-frying machine, wherein one infrared temperature measurement instrument measures the temperature of the drum wall of a stir-frying drum which contacts with a heat source and is arranged at one side of the stir-frying machine, the other infrared temperature measurement instrument measures the temperature of the materials in the stir-frying drum of the stir-frying machine, and the rotation speed, the feeding and the discharge of the heat source and the stir-frying drum of the stir-frying machine are controlled according to the measured temperature of the drum wall and the measured temperature of the materials. The invention integrates an on-line infrared temperature measurement technology and the stir-frying machine, improves the defect of the traditional contact type temperature measurement of the existing stir-frying machine, has a positive meaning in the aspect of the accurate on-line temperature measurement and control of the stir-frying machine, meets the actual demand of large-scale stir-frying and has wide application and favorable popularization value.
Owner:HANGZHOU HAISHAN PHARMA EQUIP
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