129 results about "Microwave emission" patented technology

The utility model relates to the technical field of liquid detection, in particular to a liquid detector which comprises a shell, a non-metal container detection platform and a metal container detection cavity are arranged at the top of the shell, and a non-metal container detection module is arranged in the non-metal container detection platform. The nonmetal container detection module comprises an ultra-wide-band pulse microwave transmitter and an ultra-wide-band pulse microwave receiver, a metal container detection module is arranged in the metal container detection cavity and comprises an electric heater and a thermoelectric sensor, and a first indicator lamp and a second indicator lamp of a touch operation screen are arranged on the front side of the shell. A detachable bottom plate is arranged at the bottom of the shell, and four leveling pieces are arranged at the bottom of the bottom plate. According to the liquid detector, a non-contact detection method is adopted, and a container is prevented from being opened for sampling, so that the risk of leakage, evaporation or explosion of flammable and explosive liquid is remarkably reduced, the safety of operators is ensured, and potential threats to the surrounding environment are also reduced.

The invention relates to the field of semiconductor devices, and particularly discloses a photoelectric heterogeneous integrated microwave emission chip and a preparation method thereof, the chip is composed of a GaN HEMT amplifier and an InP UTC type detector on a SiC substrate; the preparation method comprises the following steps: preparing an amplifier on a SiC epitaxial wafer; growing a UTC type detector epitaxial layer on the InP substrate, and preparing a mesa structure; bonding the sapphire slide and the detector wafer; the InP epitaxial wafer substrate is removed; transferring the detector to an amplifier wafer through metal bonding; removing the temporary sapphire slide; and the detector is in electric signal communication with the amplifier. Compared with a method of firstly transferring an InP epitaxial layer and then preparing a detector device, the method has the advantages that the adverse effect of an InP-based detector processing technology on an amplifier is avoided; and secondly, the InP-based detector prepared by the method has the characteristic that the N-type contact metal faces downwards, and the structure is beneficial to reducing the junction region temperature and enhancing the heat dissipation capability of the device.

The utility model discloses a cigarette detection tool, and relates to the technical field of cigarette detection equipment. The utility model discloses a cigarette detection tool, which comprises a bottom plate, wherein the plate surface of the bottom plate is a horizontal plane; the transmitting bracket and the receiving bracket are both vertically mounted on the bottom plate; the microwave transmitter is rotationally connected with the transmitting support, the microwave receiver is rotationally connected with the receiving support, and the rotating surfaces of the microwave transmitter and the microwave receiver are perpendicular to the horizontal plane of the bottom plate; the cigarette support is fixedly connected with the bottom plate, and the cigarette support is located between the receiving support and the transmitting support; wherein the transmitting bracket, the receiving bracket and the cigarette bracket jointly form a detection channel.

A heating device for activating a pressure-sensitive adhesive tape and a thermoplastic or thermosetting adhesive tape includes a microwave heating head, a microwave emitting component, and a motion driving component. The microwave emitting component is connected to the microwave heating head, and used to output microwaves to the microwave heating head. The motion driving component is connected to the microwave heating head for achieving the alignment and motion of the microwave heating head and a heated component. The microwave heating head is driven by the motion driving component to heat the heated component. Through the cooperation of the microwave emitting component and the motion driving component, the flexible heating of the pressure-sensitive adhesive tape and the thermoplastic or thermosetting adhesive tape according to a set motion trajectory is achieved by deploying microwaves with appropriate power. A heating object is the pressure-sensitive adhesive tape and the thermoplastic or thermosetting adhesive tape.

The invention provides an ultra-large array plane radar satellite decoupling vacuum thermal test method, which comprises the following steps of: arranging a satellite and radar antennas in a vacuum tank, detaching the radar antennas from the satellite, arranging the radar antennas on one side of the satellite side by side, and respectively arranging infrared simulation devices around the satellite to simulate external thermal flow; a wave absorbing device is arranged on an antenna array plane to absorb microwaves and simulate external heat flow, the power level of an infrared simulation device is adjusted according to the heat radiation level of the satellite surface, the power level of the wave absorbing device is adjusted according to the microwave emission power and the heat radiation level of the antenna array plane, and a vacuum thermal test is performed on the satellite and the antenna. According to the invention, vacuum thermal tests on a satellite and a radar antenna due to an overlarge antenna array plane can be avoided, a whole-satellite microwave wireless emission state test can be carried out, extremely high-risk operation caused by hanging and unfolding in an antenna tank is avoided after the antenna and the satellite are decoupled, the tank occupation period of links such as test state establishment and withdrawal is greatly shortened, and the test efficiency is improved. And the model development efficiency is improved.

The invention discloses a hot food retail cabinet and a food delivery method, and belongs to the technical field of intelligent retail equipment. A heating bin chassis turntable is mounted on a chassis lifting device, a heating bin is mounted at the top of the heating bin chassis turntable, a solid microwave emission port is formed in one side of the top of the heating bin, and a solid radio frequency emission port is formed in the top of the heating bin; an electric push rod is installed on the inclined side of the heating bin, an exhaust air outlet is formed in the portion, on one side of the solid-state radio frequency emission port, of the heating bin, a preheating bin is installed on one side of the heating bin, a chain push plate conveying device is installed on the inner side of the preheating bin, and an electric heating pipe separation net and an electric heating pipe are installed on one side of the chain push plate conveying device. A goods inlet door and a goods outlet door are symmetrically arranged on the two sides of the preheating bin, the goods inlet door is installed on the left side of the preheating bin, and the goods outlet door is installed on the right side of the preheating bin, the continuous meal outlet time is shortened by 30%-50%, the food reduction degree is higher, meanwhile, high-concurrency order processing is supported, and the service efficiency and the user experience in the hot food retail scene are remarkably improved.

The invention discloses an auxiliary puncture device for an ablation needle and an application method of the auxiliary puncture device, and relates to the field of medical instruments.The auxiliary puncture device comprises a fixing base, the ablation needle is fixedly connected to the base, the needle is sleeved with a sleeve in a sliding mode, the length of the sleeve is matched with that of a microwave emission window, and the fixing base is provided with a switching assembly connected with the sleeve so that the position of the sleeve can be switched to change the working state; the sleeve completely wraps the emission window and part of the needle rod, and only the needle tip is exposed or is flush with the needle tip; and in the second state, the sleeve retracts for avoidance, so that the emission window is exposed. The application method comprises the following steps: locking the cannula in a first state to execute puncture, switching to a second state after reaching a target spot, and starting equipment to complete ablation. The cannula is made of medical-grade metal materials, a gap is reserved between the inner wall and the needle body to prevent friction interference, the emission window can be accurately protected, the problem that weak spots are prone to damage when an existing ablation needle is used for puncturing is solved, microwave energy conduction is not affected, and smooth operation is guaranteed.

The utility model relates to an edge sealing mechanism, specifically, an edge sealing mechanism capable of adjusting corresponding positions according to the size of four edge sealing water absorption pads. The edge sealing mechanism comprises a base, a first support frame and a second support frame are fixedly connected to the upper side of the base, a heating assembly is arranged on the upper side of the base, left and right edge sealing mechanisms are arranged in the first support frame, front and rear edge sealing mechanisms are arranged in the second support frame, and the left and right edge sealing mechanisms are located between the heating assembly and the front and rear edge sealing mechanisms. In the process of edge sealing treatment of the water absorption pad, the microwave generator and the microwave transmitter emit microwaves to heat the front and rear and left and right sides of the water absorption pad, the glue particles inside the side of the water absorption pad are heated and softened, then the rotating printing roller, printing ring and lower pressing roller extrude the side of the water absorption pad, the softened glue particles are used to paste the side of the water absorption pad together for edge sealing, thereby improving the continuous operation efficiency and edge sealing effect of the side of the water absorption pad.

This utility model discloses a high-efficiency preparation device for licorice extract, relating to the technical field of licorice extract preparation equipment, and solves the problem of low drying efficiency in existing vacuum drying equipment during licorice extract preparation. The utility model includes a support frame with a central tube fixed on it. The central tube passes through the axis of the vessel body, and the vessel body and central tube are rotatably coupled. The central tube is coupled with a vacuum system, and a stirring scraper is fixed on the central tube. The support frame has a drive mechanism for driving the rotation of the vessel body. The vessel body and central tube are fitted with inlet and outlet structures, and a microwave transmitter is fixed on the central tube. The vacuum system provides an extremely low-pressure environment, lowering the boiling point and preventing overheating that could lead to degradation or volatilization of heat-sensitive substances, thus improving the purity of the purified licorice extract. The microwave transmitter provides a microwave physical field, and heating is achieved through high-frequency electromagnetic waves, which, combined with the extremely low-pressure environment, improves drying efficiency.

The utility model relates to the technical field of decorative paper drying, in particular to decorative paper gum dipping and drying equipment which comprises a shell, a hot air circulation mechanism is arranged in the shell and comprises an air injection cylinder, and a recovery air cylinder is fixedly arranged on the outer side of the air injection cylinder through an air injection pipe; a second arc-shaped recovery baffle is fixedly arranged on one side of the recovery tank, and a first arc-shaped recovery baffle is fixedly arranged on one side, corresponding to the air spraying pipe, of the surface of the recovery air cylinder; and through the synergistic effect of the hot air circulation mechanism and the microwave emitter array, rapid drying of the decorative paper is achieved. The hot air circulating system can efficiently utilize hot air and reduce heat waste, meanwhile, microwave-assisted drying can further accelerate evaporation of moisture, the drying time is remarkably shortened, and the production efficiency is improved.

The utility model relates to the technical field of cooking equipment, in particular to a micro-baking all-in-one machine which comprises a cavity, a heat conduction assembly, a microwave emitting device, a fan device and an air guide structure, the fan device is arranged to suck air from the outside, then a second air path is arranged to be communicated with the heat conduction assembly, and then an air inlet cavity opening of the cavity is arranged to be communicated with the interior of the cavity. According to the technical scheme, continuously flowing hot gas is provided for the heat conduction assembly and the interior of the cavity, finally, overheated steam in the cavity is exhausted through the steam exhaust hole of the cavity, heat transfer and gas circulation are accelerated, and the situation that the heat conduction cavity and the cavity are overheated and prone to condensation and water accumulation, and rusting is caused is prevented; the microwave emitting device is arranged in the first air path in the air guide structure, and heat of the microwave emitting device is guided into the cavity through the fan device and the air guide structure and then is exhausted through the steam exhaust hole, so that condensation and water accumulation caused by overheating due to heating of the microwave emitting device can be prevented; the problem that in the prior art, a micro-baking all-in-one machine is prone to condensation and water accumulation is effectively solved.

The invention relates to the technical field of rainfall monitoring, in particular to a rainfall monitoring method and system based on low-frequency microwaves. The method comprises the following steps: firstly, a microwave emission module generates a continuous microwave signal of which the frequency is a preset frequency, and directionally radiates the continuous microwave signal to an airspace of a to-be-detected area, and then an antenna assembly receives a scattered signal generated in the airspace of the to-be-detected area, and gains and filters the scattered signal to obtain a corresponding perfect signal; the signal processing module demodulates the perfect signal to extract the signal amplitude attenuation of the perfect signal, and calculates the real-time rainfall intensity of the to-be-measured area based on the signal amplitude attenuation; according to the scheme, microwave signals are directionally transmitted, a small to-be-monitored area of 1-10 km can be accurately covered, planar accurate monitoring is achieved, and the limitation of a traditional rainfall monitoring scheme is solved; the signal attenuation-rainfall intensity calibration model constructed based on the Mie scattering theory can ensure the accuracy of rainfall monitoring and meet the accuracy requirement of small-area fine monitoring.

The application discloses a kind of based on microwave pre-splitting-directional jet flow slit expansion synergy deep coal seam permeability improvement system and permeability improvement method, belong to coal mine gas extraction permeability improvement technical field.The system of the present application includes high-pressure jet preparation system, multi-frequency microwave generating system and intelligent monitoring control system, high-pressure jet preparation system is mainly composed of superhigh pressure plunger pump, high-frequency pressure stabilizer, directional jet flow casing and directional jet flow nozzle, multi-frequency microwave generating system is mainly composed of multi-frequency microwave emission source, multi-frequency microwave power compensator, inner microwave waveguide tube and microwave energy-gathering radiation head.The present application breaks through the bottleneck of deep coal seam permeability improvement technology through the synergistic effect of "microwave multi-point synchronous preheating seam creation + directional jet flow slit expansion", solves the problem of few initial cracks, inaccuracy of slit expansion direction and poor stability in traditional permeability improvement technology, thereby promoting the construction of deep coal seam fracture network and the improvement of extraction efficiency.

This invention provides an electromagnetic shielding device for a microwave transmitter, belonging to the field of microwave shielding technology. The device comprises: a microwave absorbing component that absorbs microwaves from the microwave transmitter and converts them into heat through a conductive liquid; the microwave absorbing component is connected to a heat dissipation and cooling system for heat dissipation; the microwave absorbing component includes: several conductive liquid pipes arranged regularly and tightly attached to the microwave transmitting antenna; a fixing frame for supporting the conductive liquid pipes; a water pump; and a flow pipe; the heat dissipation and cooling system includes: a liquid storage cavity and a cooling fan; the flow pipe connects the liquid storage cavity and the conductive liquid pipes, and the water pump circulates the conductive liquid between the conductive liquid pipes and the liquid storage cavity; the cooling fan is arranged on the liquid storage cavity to dissipate heat from the conductive liquid within the cavity. By absorbing microwaves from the microwave transmitter and converting them into heat through the conductive liquid, and then having the heat carried away by the cooling fan, the electromagnetic shielding effect of the microwave transmitter is achieved.

A pest control device comprises a power supply configured to produce 250 to 1500 W, a microwave generator, a microwave emitter probe having a substantially cylindrical shape with a microwave emitter probe length of 5 to 50 cm and a microwave emitter probe diameter of 0.25 to 5 cm, a temperature monitor probe having a substantially cylindrical shape with a temperature monitor probe length of 1 to 25 cm and a temperature monitor probe diameter of 0.5 to 5 cm, and a controller configured to control a power of microwaves emitted by the microwave emitter probe. The pest control device operates at frequencies of 2.0 to 4.0 GHz and provides targeted pest elimination in woody plants through insertable probes that deliver controlled microwave energy directly to infestation sites while maintaining tree health through real-time temperature monitoring and automatic safety controls.

The application belongs to the technical field of agricultural machinery, and particularly relates to a cotton topping device and method based on microwave technology. The application comprises an identification controller, a microwave emission mechanism, a swing mechanism and a cover, can convert electric energy into high-frequency electromagnetic waves, and makes the water and other polar molecules of cotton buds continuously rotate and rub to generate heat under the action of the electric field and the magnetic field, and finally makes the buds burn and deteriorate. Compared with the prior art, the application does not use chemical agents, has no environmental pollution problem, and has lower labor cost.

The invention relates to the technical field of tunneling, in particular to a microwave-assisted shield / TBM cutterhead synchronous rock breaking device and a control method thereof.The control method comprises the steps that hardness information of a rock stratum encountered in the shield / TBM tunneling process is obtained in real time through a control system; according to the judgment result of the rock stratum hardness, the control system independently controls the telescopic mechanism of each microwave emission head to stretch out and draw back; the control system controls the microwave emission heads in the stretching-out state to conduct microwave emission, so that the multiple telescopic microwave emission heads capable of being independently controlled are arranged on the cutter head body, the microwave-assisted rock breaking process can be selectively started according to different rock stratum hardness, and therefore the pertinence and efficiency of microwave heating are improved; and unnecessary energy consumption is reduced, hob abrasion is reduced, and the overall efficiency and economical efficiency of shield / TBM tunneling operation are improved.

A microwave barrier system is provided, including: a first microwave barrier including a first microwave transmitter and receiver, the first transmitter including an electrically tunable microwave generator and being configured to be operated at a selectable microwave frequency; and a second microwave barrier including a second microwave transmitter and receiver, the second transmitter including an electrically tunable microwave generator and being configured to be operated at a selectable microwave frequency, the system being configured to determine microwave operating channels in an available frequency range for microwave barriers by one of the receivers, and to assign a respective microwave operating channel to at least one of the barriers to reduce mutual interference between the barriers, the barriers further including respective communication devices to signal-couple the respective receiver with the respective transmitter to transmit a microwave operating channel for operation of the barriers from the receivers to the transmitters.

The invention discloses a microwave-assisted hob synchronous rock breaking test device, and relates to the technical field of rock breaking test equipment, the microwave-assisted hob synchronous rock breaking test device comprises a base and a microwave emitter, the middle of the base is provided with a hydraulic cylinder, the output end of the hydraulic cylinder is provided with a movable cross beam, and the bottom of the movable cross beam is provided with a force sensor; a tool apron is arranged at the bottom of the force sensor, and a hob is installed in the middle of the tool apron. According to the microwave-assisted hob synchronous rock breaking test device, the height and the transverse position of the microwave generation device relative to the hob are flexibly adjusted through the three-axis degree-of-freedom clamp, the direct heat influence of microwave irradiation on the hob is effectively avoided, the structural integrity and the service life of the hob are guaranteed, and by adjusting the relative distance between the microwave generation device and the hob in the x direction, the microwave-assisted hob synchronous rock breaking test device is obtained. Linear cutting tests under different microwave-hob distances can be systematically carried out, influence rules of distance factors on rock breaking efficiency and rock damage modes are disclosed, and an experimental basis is provided for distance parameter optimization in engineering.

The utility model provides an intelligent cigarette density and moisture non-contact detection device, which relates to the field of tobacco processing detection, and comprises a vertical rod, the rear sides of the left and right end faces of the vertical rod are respectively provided with a T-shaped chute, and the outer part of the vertical rod is in sliding connection with two [-shaped sliding blocks through the two T-shaped chutes; the left end face of each C-shaped sliding block is fixedly connected with a transverse rod, a microwave receiver is installed on the lower portion of the rear end of the upper transverse rod, and a microwave emitter is installed on the lower portion of the rear end of the lower transverse rod. Through the arrangement of the limiting mechanism, the [-shaped sliding block and the limiting insertion hole, in the process of adjusting the distance between the microwave receiver and the microwave transmitter, due to the fact that a fastening hand wheel does not need to be screwed, more time and labor are saved, and more convenience is achieved when the distance between the microwave receiver and the microwave transmitter is adjusted; the non-contact microwave moisture meter solves the problems that when the distance between a microwave receiver and a microwave transmitter of an existing non-contact microwave moisture meter is adjusted, time and labor are wasted, and convenience is not enough.

The invention discloses variable-diameter microwave-assisted in-situ concrete pipeline breaking equipment, and belongs to the technical field of pipeline renewal equipment.The equipment comprises a telescopic adjusting arm used for driving the equipment to axially move in a pipeline; the microwave generating mechanism is mounted on the telescopic adjusting arm; the variable-diameter supporting mechanisms are arranged on the telescopic adjusting arms, located at the two ends of the microwave generating mechanism and used for being matched with different pipe diameters and providing radial supporting, and the microwave generating mechanism is made to suspend in the middle in the pipeline; the microwave emission mechanism comprises a plurality of variable-diameter waveguide arms which are distributed in an annular array mode, each variable-diameter waveguide arm comprises a telescopic microwave emission head, and after the variable-diameter supporting mechanism is matched with the pipe diameter, the distance between the microwave emission heads and the inner wall of the pipeline is adjusted through stretching and retracting so that the constant microwave irradiation distance can be kept. The problems that in-situ cutting and breaking of the concrete pipeline are low in construction efficiency and high in construction cost are solved.

The invention discloses a sludge multistage recycling system and a closed-loop management method. An ultraviolet-visible light source is arranged in an anode chamber of a photocatalysis-bioelectrochemical pretreatment unit, a g-C3N4 / TiO2 heterojunction photocatalyst is loaded on the surface of an anode, and a Pd / Fe3O4 composite catalyst is loaded on a cathode; the microwave-plasma multistage mineralization unit comprises a quartz reaction cavity, a microwave emitter arranged at the top of the quartz reaction cavity, a plasma emitter arranged on the side wall of the quartz reaction cavity, and a permanent magnet roller arranged at an outlet; performing staged pyrolysis on organic matters, mineralizing intermediate products and performing targeted recovery on rare earth; and the block chain intelligent quality-grading module dynamically optimizes a quality-grading path through multi-modal sensing and an intelligent contract, and sends each component to a corresponding subsystem for resource conversion. According to the method, the sludge treatment efficiency and the recycling level are remarkably improved, and carbon emission and energy consumption are reduced.

The utility model discloses a microwave unfreezing device additionally installed in a box body, which comprises a microwave generation assembly, a safety protection assembly and a cabinet door replacement assembly which are installed in the box body, the top of the box body is provided with an installation hole, the microwave generation assembly comprises a protection shell and a microwave generator, and the protection shell wraps the microwave generator. The protective shell is provided with a mounting port at the microwave transmitting end of the microwave generator; the microwave generator is connected with the outer side of the top of the box body through a protective shell, and the microwave transmitting end penetrates through the mounting hole and then extends into the box body; the safety protection assembly comprises a flange plate and a protection sealing piece. A flange plate is arranged between the mounting opening and the mounting hole of the protective shell; the cabinet door replacing assembly comprises a protective cabinet door, a sealing ring and a hinge, the protective cabinet door is rotationally hinged to the box body through the hinge, and the sealing ring is arranged on the periphery of the outer side between the protective cabinet door and the door opening of the box body. The unfreezing device has the characteristics of low cost, small occupied space, good unfreezing effect, safety and reliability.

A heating appliance includes: a housing having an inner wall having an inner surface defining a cooking chamber for heating food; a microwave heating source configured to generate microwave radiation for heating the food; and a thermally resistive heating plate disposed in an opening defined in the inner wall. The thermally resistive heating plate has a substrate having an inner surface aligned with the inner surface of the inner wall and a bottom surface opposite the inner surface. The thermally resistive heating plate includes a thermally resistive coating disposed on the bottom surface, the thermally resistive coating being configured to generate heat when an electric current is applied, such that the heat is transferred from the thermally resistive coating, the microwave heating source, or both through the substrate to the cooking chamber, and the substrate is permeable to microwave radiation to allow microwave emission through the substrate.

The utility model belongs to the technical field of refractory product processing, and relates to a hot air device which comprises a preheating part, a flue gas processing part and a heating part which are sequentially connected, and the preheating part comprises an inner air pipe and an outer branch pipe which are coaxially arranged and are respectively used for introducing flue gas and cold air; the flue gas treatment part comprises a metal pipe and a graphite pipe arranged in the metal pipe, one end of the graphite pipe is connected with the inner air pipe, the other end of the graphite pipe extends out of the metal pipe, three-way catalytic honeycomb ceramics are arranged in the graphite pipe, the surface layer of the graphite pipe is coated with a compact zirconia ceramic coating, and the surface layer of the graphite pipe is coated with a ceramic coating. The heating part comprises a metal pipe, microwave emitters are arranged outside the metal pipe, the heating part comprises an air outlet pipe connected with the metal pipe, a plurality of heating rods are arranged in the air outlet pipe in the axial direction of the air outlet pipe, and a plurality of microwave emitters are arranged on the outer side of the air outlet pipe. The hot air device separates flue gas from cold air, only heat exchange is carried out, water vapor in the flue gas is prevented from being mixed in, and the heat exchange efficiency is improved.

Continuous furnace (4) for the continuous heating of a pressed mat (1), particularly in the course of the production of wood-based panels, with a tunnel-shaped housing (5) through whose interior (7) the pressing mat (1) can be passed, wherein one or more waveguide slot antennas (8a, 8b) are arranged in or on the housing (5), each having several exit slots (9) distributed along the longitudinal direction of the antenna in an antenna wall (19) for the emission of microwaves into the interior (7), characterized in that the tunnel-shaped housing (5) has a surface arranged above the pressing mat (1) or pressing mat level (P). upper wall (10) and one below the pressing mat (1) respectively. has a bottom wall (11) arranged in the press mat level (P) and two side walls (12) arranged next to the press mat (1), wherein the side walls (12) are curved.

A system for determining shale rock maturity includes a dual mode microwave cavity configured to receive a shale sample, a heating system configured to heat the shale sample to a range of different temperatures using microwave emissions of a first frequency, and a measuring system configured to measure a complex permittivity of the shale sample using a microwave signal of a second frequency.

A subway ballastless track sleeper rapid replacement method adopting directional micro-damage splitting relates to the technical field of sleeper replacement, and comprises the following steps: scanning a target sleeper and an underlying track bed, identifying the position of a reinforcing steel bar, and constructing a building information model containing a sleeper and track bed structure; inputting sleeper damage data into the building information model to obtain a splitting drilling scheme; a cleavage hole is drilled in the sleeper according to the cleavage drilling scheme, a cleavage head is inserted into the cleavage hole, gradient pressurization is executed, and finally an isolation seam is formed; drilling crushing holes which are distributed in a grid shape in the isolated sleeper, and splitting, so that the sleeper is crushed into a plurality of fragments and then removed, and a sleeper pit is formed; a mortar layer is laid in the sleeper pit, a new sleeper is hoisted and accurately positioned, and then grouting is conducted; carrying out intelligent temperature control maintenance on newly poured mortar and grouting material by adopting microwave emission arrays which are arranged in different areas; the method is used for solving the problems that a traditional replacement method causes great damage to a ballast bed structure and is low in replacement efficiency.

The invention provides a control system and method for cooking equipment with a multi-gear metal heating disc and a server, and relates to the technical field of intelligent kitchen appliances, and the system comprises a cooking equipment liner, a microwave emission area, a distance sensor and the metal heating disc; wherein the microwave emission area is arranged at the central position of the top of the inner container of the cooking equipment and is used for carrying out microwave heating on to-be-heated articles in the metal heating plate; the distance sensor is arranged in a mounting hole preset in the top of an inner container of the cooking equipment, and a signal transmitting unit at the tip end of the distance sensor is downwards perpendicular to the metal heating disc, so that a signal transmitted by the signal transmitting unit returns to the distance sensor after being in contact with the metal heating disc, and distance detection is carried out on the metal heating disc. The problem of heating and sparking of the metal heating plate can be solved, and the durability of the heating plate is remarkably improved while the cost of the heating plate is reduced.

Disclosed is a working end of a surgical instrument for delivering heat energy to tissue and (RF) energy for cutting tissue of different modalities. The working end includes paired first and second metal jaw members movable between open and closed positions, with each jaw member defining a jaw body and jaw end-effecter for engaging and heating tissue for the sealing of the tissue or vessels, or welding and coagulation of the tissue and jaw structure capable of generating radiofrequency (RF) energy for cutting tissue. Jaw members contain a microwave emitter coupled to a microwave energy source, the emitter is located within the jaw end effecter, which effecter includes an insert made of a microwave energy absorbing material which converts microwave energy into the heat energy. Jaw members also contain electrodes located within the jaw effecter end coupled to a radiofrequency (RF) energy source for procedures including tissue cutting, etc.