392results about How to "Monitor temperature" patented technology

The invention provides an electric water heater. The electric water heater comprises a controller, an electric heating device and a water tank. The electric heating device is arranged in the water tank. The electric heating device comprises a left pipe box, a right pipe box and floating pipe coils. The floating pipe coils communicate with the left pipe box and the right pipe box to form sealed circulation of heating fluid. The left pipe box, the right pipe box and the floating pipe coils are filled with the heating fluid. One or more floating pipe coils are arranged. Each floating pipe coil comprises multiple arc-shaped pipe bundles. The center lines of the multiple pipe bundles are arcs of concentric circles. The end portions of the adjacent pipe bundles communicate so that the end portions of the pipe bundles can form free ends of the pipe bundles. The concentric circles are circles with the center of the left pipe box as the circle centers. The pipe diameter of the left pipe box is larger than the pipe diameter of the right pipe box. A first electric heater is arranged in the left pipe box. A second electric heater is arranged in the right pipe box. The first electric heater and the second electric heater are in data connection with the controller. The controller determines the ratio of the heating power of the first electric heater to the heating power of the second electric heater according to the pipe diameter of the left pipe box and the pipe diameter of the right pipe box. According to the electric water heater, automatic distribution of the heating power is achieved through the controller, energy is saved, and intellectualization of the water heater is improved.

A sound emission and temperature transducer of optical fiber grating is prepared as incoming an outgoing light from laser to optical fiber grating then entering it into receiving unit with light detection element to convert light signal to be electric signal as well as providing feedback to control unit, using control unit to control operation parameter variation of laser to let working wave length of laser be held at position assigned by resonance peak slope of said optical fiber grating.

The invention relates to a diesel, in particular to an explosion-proof diesel, which is applicable to anti-explosion power devices on various fixed and mobile equipment underground coal mine, solving the problems that no explosion-proof diesel product exists in domestic market, while the imported explosion-proof diesel has complicated structure, high price, long lead time of components and parts, untimely service, high maintenance costs and the like. The invention comprises a diesel body, a cooling system, a fuel supply system, an exhaust system and an air intake system, wherein, the cooling system, the fuel supply system, the exhaust system and the air intake system are connected with the diesel body assortatively; an exhaust manifold and an exhaust pipe in the exhaust system are all provided with water jackets; an outlet of the exhaust pipe is connected with a waste gas processing box; the air intake pipeline of the air intake system is provided with an air intake barrier; the invention is further provided with an air starter and protection system. The invention solves the problems of difficult assortment, difficult maintenance and long period of vulnerable components of imported machine types; the air starter and protection system adopts a compressed air starter to start and has the advantages of safety and reliability, convenient maintenance under the mine; the air exhaust is safer and the discharging is effectively reduced.

The invention provides a chassis extinguishing and cooling device and a chassis extinguishing and cooling method for an inflammable and explosive transport vehicle, which aim to overcome the shortcomings of the traditional spraying system by mounting a temperature sensor, a smoke sensor and a dry-chemical fire extinguisher, connect the temperature sensor and a vehicle signal recording instrument to facilitate data storage and realize remote sending and monitoring by using the signal recording instrument and a satellite positioning system. Compared with the prior art, the device and the method have the advantages of improving the safety and reliability of a vehicle, solving the problem of fire caused by overheat ignition of a chassis of the transport vehicle, preventing brake barrel failure caused by over-high temperature, reducing damage to the brake drum caused by burst cooling at a high temperature, improving the reliability and safety of a brake system, solving the problem of accurate measuring and control of the brake drum temperature, facilitating the control of a driver over an instant spraying device and realizing the control over the brake drum temperature.

The invention provides a monitor system of electric fire. According to the monitor system, the problems that the existing electric current can not effectively prevent electric fire and can not deal with power failures easily in real-time and the like are solved, and a comprehensive solution to effective prevention of electric fire is provided. The monitor system of electric fire comprises a server, a database, an external interface, terminal equipment, and a monitor center platform. The server is used for receiving and dealing with all kinds of instructions and sending out processed results. The data base is connected with the server and used for storing all the information. The external interface is connected with the server. The terminal equipment is connected with the server and used for sending real-time monitor data of electrical equipment and electric circuit to the server through wireless network. The monitor center platform is connected with the server, and used for monitoring data information sent by the terminal equipment and timely dealing with fire warning.

The invention provides a temperature detection system for a dynamic battery unit of a hybrid electric vehicle, which comprises a temperature collecting module, an A/D conversion module, a data processing and control module and a communication module. A temperature signal is transmitted out through a thermocouple wire, and control chips receive the temperature analog signal and output the signal through a serial port after carrying out corresponding A/D conversion. The system adopts the multi-path temperature collection of 120 paths with a temperature sensor on each battery sub-module, thereby accurately detecting the temperature distribution of each battery block, and consequently taking corresponding measures to enable the temperature distribution of the dynamic battery unit as even as possible. The system adopts 4 chips, wherein one serves as a master chip, and the other three serve as slave chips. The collected data is all transmitted out through the serial port. The system deserves generalization and application with simple design, low cost, small investment and convenient use.

The invention provides a measurement method of critical current properties of a high-temperature superconducting tape. The measurement method comprises the following steps: a vacuum unit is firstly utilized to carry out vacuum pumping of a low-temperature dewar through a decompression and cooling system, the test temperature range of the superconducting tape with 64K-77K is obtained, a certain DC current is introduced to a coil of a background magnetic field magnet through a current lead wire after reaching the expected temperature, the magnetic induction intensity of air gap can be obtained according to a calibration value, then a rotary handle above the outside of a dewar cover is rotated degree-by-degree at a certain temperature and a certain background magnetic field to drive a sample rack to rotate within the range of 0-90 degrees, the four-probe method is adopted under the different rotation angles, a system control, data acquisition and processing system is utilized to measure the critical current properties of the high-temperature superconducting tape, and a data file is further formed for output. The measurement method can simply and rapidly calculate the temperature, the background magnetic field and the impact factors on the change of the direction of the magnetic field thereof, thereby being applicable to the measurement of the critical current properties of the yttrium barium copper oxide YBCO high-temperature superconducting tape.

The invention discloses a high-heat-dissipation multifunctional auxiliary plant growth lamp, and aims at achieves the purposes of heat dissipation and heat energy reutilization of a plant growth lamp. The high-heat-dissipation multifunctional auxiliary plant growth lamp is characterized by comprising a lamp body made from metal sectional materials, a light source substrate, a waterproof power supply, a water tube butt-joint head, a hoisting hanging buckle, and a pair of plugging heads, wherein an embedding groove is arranged in at least one side surface of the lamp body and used for installing the light source substrate, and a tube cavity penetrating through the two end surfaces of the lamp body is provided; the light source substrate is strip-shaped, a plurality of light-emitting units are bonded on the light source substrate, and a power supply line is welded on an end part of the light source substrate; the waterproof power supply is provided with a first plug connected with a mains supply, and at least one second plug connected with the power supply line of the light source substrate, and the waterproof power supply is installed on the lamp body; one end of the water tube butt-joint head is in butt-joint with an opening of the tube cavity, and the other end of the water tube butt-joint head is connected with a water supply pipeline; the hoisting hanging buckle is embedded on the lamp body, and provided with a hoisting component matched with an external mechanism; and the plugging heads are arranged on the two end surfaces of the lamp body in a sealing manner, and a plurality of open holes for penetration of the water tube butt-joint head, and the power supply line of the light source substrate are formed in the plugging heads.

The invention relates to a system and method for monitoring the fouling coefficient of a plate heat exchanger in real time. The system comprises a sensor module, a processor, a server, an alarm and astorage unit, wherein the sensor module is used for acquiring the temperature and pressure of inlets and outlets on a cold side and a hot side of the plate heat exchanger and acquiring mass flow ratedata of the hot side and the cold side, and the processor is used for acquiring the fouling coefficient according to the sensor data and data in the storage unit. In the method based on the system, the data of the sensor module and the storage unit is processed, the fouling coefficient is acquired finally according to a heat transfer coefficient formula, whether cleaning is needed or not is judgedaccording to the fouling coefficient, and an alarm is given. Compared with the prior art, the system and method for monitoring the fouling coefficient of the plate heat exchanger in real time can accurately acquire the fouling coefficient of the plate heat exchanger and give an alarm, the safety of the system is improved, and manpower and financial resources are saved; and initial judgement is performed based on a differential pressure ratio, then, the fouling coefficient is confirmed in combination with the temperature, the pressure and the mass flow rate, and dual protection and judgment ensure the accuracy and safety of the system.

The invention discloses a precision irrigation monitoring device, which belongs to the field of precision irrigation in modern agriculture and capable of continuously monitoring irrigation amount, evapotranspiration, growth amount, recovery amount of residual liquid, soil humidity and leaf temperature of crops in real time so as to provide parameter basis for precision irrigation. Irrigation amount, evapotranspiration, growth amount and recovery amount of residual liquid of the crops are monitored by a differential gravimetric method. A measuring structure comprises a culture tank load sensor (1), a crop load sensor (2), a residual liquid weight sensor (3), a culture tank (4), residual liquid leaks (5), a crop suspension bar (6), a free suspension support (7), culture tank suspension ropes (8), a soil humidity sensor (9), a leaf temperature sensor (10), an electromagnetic valve (17) and a residual liquid measuring support (18). The precision irrigation monitoring device is simple in structure, low in price, convenient in operation and effective in measurement, can be connected with an upper computer for communication, and can send start activating signals to an irrigation control system.

The invention discloses a porous medium penetration slip-casting multi-parameter monitoring device and a test method thereof. The monitoring device comprises a slip-casting apparatus, which his connected to an inlet cabin. The inlet cabin is connected to one end of a connection steel pipe through connecting pieces, and the other end of the steel pipe is connected to an outlet cabin through connecting pieces. A joint position of the inlet cabin and the steel pipe and a joint position of the outlet cabin and the steel pipe are both provided with filter plates. The steel pipe is provided with a press measuring device. Slurry discharge pipes are connected at the bottom of the steel pipe, and a volume measuring apparatus is disposed below each slurry discharge pipe and positioned above a weighing apparatus. The filter plate of the outlet cabin is connected with a screw, and the screw is provided with a lower packing box. The outlet cabin is equipped with a flow measuring apparatus. The monitoring device helps to solve the problem of monitoring key parameters during porous medium penetration slip-casting. Compared with conventional research, the monitoring device has the advantages that various parameters can be monitored, the monitoring precision is high, the boundary effect of the device can be eliminated, and the device is adjustable in dimension and simple to operate.

The invention discloses a novel concrete intelligent temperature control system and method. The system comprises a main server, an intelligent monitoring main control room and branch control stations. The main server of the system is responsible for data storage, management, calculation, analysis, pre-warning, forecasting and instruction transmission of the whole system and can dynamically and visually display all types of temperature control information in form of graphs, lists and lines, and related workers can conveniently conduct supervision and management. The intelligent monitoring main control room directly distributes instruction information of the main server to all the branch control stations and can send temperature control information of all the branch control stations to the main server in a concentrated mode. The branch control stations draw all monitoring devices to the system so that management and information transmission can be conveniently conducted. By means of the modularized, unitized and systemic design, the true temperature and stress, influenced by the true environment where various factors exist at the same time, of concrete are achieved, man-made influence factors are reduced through intelligent water injection, and rapid and high-quality construction of large-size concrete are ensured under the complex environment conditions.

A charge control method and apparatus, and a charge cable. The method is executed in a charge cable, a power adapter charging an electronic device via the charge cable. The method comprises: determining the temperature of a charge interface, wherein the charging interface comprises at least one of the following interfaces: an interface, configured to be electrically connected to a charge cable, of a power adapter, an interface, configured to be electrically connected to the power adapter, of the charge cable, an interface, configured to be electrically connected to an electronic device, of the charge cable, and an interface, configured to be electrically connected to the charge cable, of the electronic device (S110); and controlling, according to the temperature of the charge interface, the electronic device to be charged (S120).

The invention discloses an insulator cleaning robot. The insulator cleaning robot comprises an aircraft and an aircraft box. The aircraft comprises a first controller, a sweeping device, a rotary device, a climbing device and the other sweeping device, wherein the sweeping device, the rotary device, the climbing device and the other sweeping device are sequentially arranged from front to back at the bottom of the aircraft. The aircraft is further provided with a calibrating sensor set, a first buletooth module, a radio frequency receiver, a Hall sensor and a first wireless charger, wherein thecalibrating sensor set, the first buletooth module, the radio frequency receiver, the Hall sensor and the first wireless charger are connected with the first controller respectively. By means of theinsulator cleaning robot, regular automatic sweeping of insulators can be achieved.

The invention discloses a high-voltage ring main unit monitoring control system of a cable and an implementation method of the monitoring control system. A ring main unit comprises a primary chamber and a secondary chamber, wherein a power distribution line and a switch line in the primary chamber are respectively and additionally provided with a current transformer and a voltage transformer, thecurrent transformer and the voltage transformer are used for sending acquired monitoring data to a controller in the secondary chamber, a monitoring sensor in the primary chamber of the ring main unitis connected with the secondary chamber via a data line, a circuit breaker is arranged in the primary chamber, a data processing module in the controller is used for judging whether abnormal output is generated or not by comparing a numerical value of each phase and a set standard value of an output circuit, judging that the circuit is a fault circuit and marking and storing information of the fault circuit, the controller is used for sending an instruction to the circuit breaker on the fault circuit, the circuit breaker on the fault circuit is isolated, and other circuit breakers normally run. The ring main unit has the advantages that on-line monitoring and management display of data can be achieved by a CPU microcomputer device, a worker is timely to handle, relatively high reliabilityis achieved, and unified management is facilitated.

The invention discloses an intelligent monitoring system for a dilute oil lubrication device. The intelligent monitoring system comprises the dilute oil lubrication device, a control cabinet, a cloudserver and terminal equipment; a PLC, a power module, an exchanger and a wireless communication module are arranged in the control cabinet; a touch screen, an indicating lamp, a buzzer and an emergency stop button are arranged on a cabinet door of the control cabinet; the PLC integrates an Ethernet communication interface; the Ethernet communication interface is connected with the touch screen andthe wireless communication module through the exchanger to conduct data exchange; and the wireless communication module transmits a collected signal of the dilute oil lubrication device to the cloudserver, and the dilute oil lubrication device can be monitored in real time through the terminal equipment. The intelligent monitoring system is simple in principle, and scientific and reasonable in design, the temperature and pressure of a dilute oil lubrication system can be monitored in real time, meanwhile, remote parameter setting and operation are conducted, operation is reliable, and good operation of the dilute oil lubrication system can be guaranteed.

The invention relates to a method for monitoring the temperature of an annealing machine bench. The method is characterized by comprising the following steps of: forming a cobalt metal layer and a cobalt metal protective layer on the surface of a wafer; performing an annealing process on the wafer so as to form a cobalt silicide layer; performing an etching process on the wafer, removing the cobalt metal layer which is not reacted to form the cobalt silicide layer, and measuring the resistance value of the cobalt silicide layer; and acquiring a monitoring temperature value according to a corresponding relation database of the resistance value and a temperature value, and monitoring the temperature of the annealing machine bench according to the monitoring temperature value. By the method for monitoring the temperature of the annealing machine bench, the low temperature of the annealing machine bench can be monitored and the stability of a low temperature process of the annealing machine bench can be objectively reflected by using the characteristics that the sensitive temperature of a cobalt silicide sheet resistance to the annealing machine bench is between 500 and 900 DEG C. Theuniformity of sheet resistances can be easily controlled, and the uniformity of temperatures can be easily adjusted by a deposition method for depositing metals.

Disclosed are techniques for identifying battery pack types and by inference battery chemistries by measuring a transient response of the battery pack to signal applied to the battery pack.

An optical fiber composite frame superterranean phase line for distribution type temperature strain detection comprises aluminum clad steel wires, bare fibers, single-mold tightly packaged optical fibers and aluminum wires, wherein the aluminum clad steel wires are located at the center of the optical fiber composite frame superterranean phase line and are stranded together, the bare fibers and the single-mold tightly packaged optical fibers are arranged inside pipe fittings, and the aluminum clad steel wires are stranded on the outer sides of the aluminum clad steel wires, the outer sides of the bare fibers, and the outer sides of the single-mold tightly packaged optical fibers. The bare fibers have redundant lengths, the number of the single-mold tightly packaged optical fibers is not less than two, and the single-mold tightly packaged optical fibers have no redundant length. The optical fiber composite frame superterranean phase line improves the monitoring level in a power transmission process, and guarantees safety of power transmission.

The invention discloses a diamond micro-channel Cu-based CVD diamond heat sink sheet and a preparation method thereof. The diamond micro-channel Cu-based CVD diamond heat sink sheet sequentially comprises a Cu substrate, a micro-through-hole template and a CVD diamond film from bottom to top, wherein the Cu substrate and the micro-through-hole template are provided with nano-diamond particles therebetween, the Cu substrate is embedded with a diamond micro-channel array, the diameter of each diamond micro-channel ranges from 0.3mm to 0.5mm, and the distance between every two micro-channels ranges from 2mm to 3mm. The heat dissipation effect of the heat sink sheet is superior to that of traditional heat sink sheets such as Ag, Cu and Al; the heat dissipation performance of the micro-channelCu-based diamond heat sink sheet is better; the nucleation density and the growth rate of diamond in the micro-through-hole are greatly improved; and the CVD selective growth of the diamond film is realized in the micro-through holes.