150 results about "Excimer lamp" patented technology

The utility model discloses an energy feedback type bipolar pulse drive circuit suitable for an excimer lamp. Comprising a direct-current power supply, a first resonant inductor (L1), a second resonant inductor (L2), a first diode (D1), a second diode (D2), a third diode (D3), a fourth diode (D4), a fifth diode (D5), a sixth diode (D6), a seventh diode (D7), an eighth diode (D8), a first resonant capacitor (C1), a second resonant capacitor (C2), a first power switch tube (Q1), a second power switch tube (Q2) and a boosting transformer with a center tap. The drive circuit disclosed by the utility model not only can generate high-frequency bipolar pulse excitation waveforms on the excimer lamp, but also is suitable for various loads in different forms, such as an ozone generator and the like.

The invention discloses a preparation process of an initiator-free EB-cured, yellowing-resistant, odor-free, skin-feeling wood coating, wherein the adhesion primer comprises a No. 1 EB curing resin, a No. 1 EB curing active diluent, and a No. 1 auxiliary agent; the sanding primer comprises a No. 2 EB curing resin, a No. 2 EB curing active diluent, a No. 2 pigment filler, and a No. 2 auxiliary agent; the skin-feeling topcoat comprises a No. 3 EB curing resin, a No. 3 EB curing active diluent, a No. 3 pigment filler, and a No. 3 auxiliary agent; the adhesion primer is first applied, and EB semi-curing is performed; then the sanding primer is applied, and EB full curing is performed; then the skin-feeling topcoat is applied, and EB pre-curing is performed; then 172nm excimer lamp curing is performed; and finally EB full curing is performed. The invention achieves the effect of pre-curing the bottom layer coating while the surface layer is not cured during EB pre-curing, and then curing is performed through a 172nm excimer lamp, so that the coating layer that is pre-cured at the bottom layer but not cured at the surface layer forms wrinkles due to inconsistent shrinkage, so that a matte skin-feeling effect can be achieved without an initiator.

To provide an excimer lamp having good lighting start-up performance and suppressing uneven discharge.SOLUTION: There is provided an excimer lamp 10 in which a dielectric 50 covering a foil electrode 30 is welded to a discharge tube 20, and a discharge space S is formed between the dielectric 50 and a discharge container 20. The dielectric 50 is provided with: a small diameter part 52 with relatively small in a distance from a lamp axis C to an external surface, i.e. relatively small in size, on a tip side of the dielectric 50; and a large diameter part 54 with the distance (size) from a lamp axis C to an external surface relatively larger than that of the small diameter part 52.SELECTED DRAWING: Figure 1

The invention belongs to the technical field of sewage treatment, and relates to a method for degrading organic pollutants in a water body by efficiently activating peroxydisulfate. The method comprises the following steps: S1, adjusting the pH value of a to-be-treated water body containing target pollutants to 7-8; and S2, adding peroxydisulfate into the reaction water body, uniformly stirring, reacting at the ultraviolet wavelength of 220-230nm, and efficiently activating the peroxydisulfate by using ultraviolet light radiated by a krypton chloride excimer lamp to generate high-concentration hydroxyl free radicals (HO.) and sulfate free radicals # imgabs0 # with strong oxidizing property so as to realize efficient degradation of organic pollutants. Compared with the prior art, the method has the advantages that organic pollutants in sewage can be efficiently degraded, the stability is good, the dosage of the required oxidizing agent peroxydisulfate is small, the energy consumption is low, and the method has good degradation performance and economic advantages.

The invention provides a resonance control method for an excimer lamp driven by a steep pulse edge, and relates to the technical field of molecular lamps. The resonance control method of the excimer lamp driven by the steep pulse edge comprises the following steps: S1, based on a dielectric barrier discharge equivalent circuit model, adopting a fast Fourier transform spectrum analysis method, measuring fundamental wave impedance characteristics of an LC resonance network through an impedance analyzer, establishing a transfer function containing parasitic parameters: Z (s) = [sLr + 1 / (sCr)] Rarc, and generating an initial resonance parameter set; by establishing a transfer function model containing parasitic parameters, combining fast Fourier transform spectrum analysis and accurately extracting fundamental wave impedance characteristics, the problem of resonance point offset caused by neglecting the parasitic parameters in a traditional method is solved, the precision of an initial resonance parameter set is improved, real-time phase difference data are identified on line by using a recursive least square method, and the real-time phase difference is obtained. Resonant frequency changes are dynamically tracked, frequency drift errors are compensated, resonance point tracking precision is controlled within + / -0.1%, and invalid discharge energy loss is remarkably reduced.

To provide a line radiation type excimer lamp which efficiently radiates light such as ultraviolet rays discharged in a discharge pipe to a radiation target object.SOLUTION: In a discharge tube 20 of an excimer lamp 10, an outside surface 20S is covered by an external electrode 40 and a part of the outside surface which is not covered by the external electrode 40 is used as a window 20W for light transmission. A foil electrode 30 forms wedge shape 34A and 34B sharpened to both ends E1 and E2 in the width direction, the end E2 facing the external electrode 40 and the end E1 facing the window 20W.SELECTED DRAWING: Figure 4

The invention discloses a coaxial excimer ultraviolet light-emitting device, and relates to the technical field of excimer lamps, the coaxial excimer ultraviolet light-emitting device comprises an outer electrode, a water path is arranged at two ends of the outer electrode in a penetrating manner, a gas path is arranged at one end of the outer electrode and located on one side of the water path, a semicircular groove is embedded in the bottom of the outer electrode, and a mirror coating is arranged on the inner wall of the semicircular groove. A plurality of air grooves are embedded in the inner wall of the semicircular groove and located on the inner wall of the outer electrode, a plurality of air holes communicated with the air grooves are formed in the bottom of the air channel, and a lamp tube is arranged on the inner wall of the semicircular groove and located at the bottom of the outer electrode. According to the invention, the luminous efficiency and the irradiation intensity are improved, and the service life of the lamp tube is prolonged.

An excimer lamp includes an exterior tube, an interior tube coaxially arranged in the exterior tube, and an inner electrode embedded between the exterior tube and a cladding tube configured to cover at least part of the exterior tube. An outer electrode is provided at the side of the outer surface of the exterior tube. The inner electrode is a foil electrode and the opposite sides of the inner electrode are flattened along the width direction. Both edges of the inner electrode are pointed.

The invention discloses an excimer lamp voltage closed-loop control method, device and equipment and a storage medium. The core comprises a current peak detection unit, a peak voltage observer and a closed-loop control unit. Wherein the current peak value detection unit is used for acquiring a current peak value flowing through the excimer lamp in a working period; the peak voltage observer estimates the peak voltage of the excimer lamp in the period in real time to realize accurate observation of the voltage state; and the closed-loop control unit realizes indifference tracking control of the given peak voltage and the estimated peak voltage through a control algorithm according to the given peak voltage and the estimated peak voltage of the excimer lamp, and dynamically adjusts output. The closed-loop control method can effectively restrain interference of parameter changes such as external environment temperature and load fluctuation on peak voltage of the excimer lamp, discharge efficiency reduction caused by voltage deviation is avoided, it is ensured that the excimer lamp is always stably in a high-efficiency discharge state in the full work period, and equipment operation reliability and energy utilization efficiency are improved.

This utility model relates to the field of ultraviolet lamp technology and discloses an excimer lamp, including a shell, a sealing element, a lamp tube, a water pipe, and a water inlet pipe. The sealing element is installed at the top of the shell and has a connecting hole, a water inlet hole, and a water outlet hole. The connecting hole is located at the bottom of the sealing element and communicates with the water inlet hole and the water outlet hole respectively. The lamp tube is located inside the shell and includes an outer tube and an inner tube. The inner tube is coaxially arranged inside the outer tube, forming a sealed cavity between the inner tube and the outer tube. The water pipe passes through the inner tube, with its bottom end being a closed end. The top end of the water pipe is inserted into the connecting hole and communicates with the water outlet hole. The water inlet pipe is located inside the water pipe, with a gap between the bottom ends of the water inlet pipe and the bottom ends of the water pipe. The top end of the water inlet pipe extends out of the water pipe and is inserted into the water inlet hole. A gap exists between the outer side of the water inlet pipe and the inner side of the water pipe, forming a flow channel. This utility model can ensure the sealing of the excimer lamp shell and also help dissipate heat from the lamp tube.

To provide a spot radiation type excimer lamp which effectively radiates light such as ultraviolet rays to a radiation target object.SOLUTION: An excimer lamp 10 includes: a discharge pipe 20; a foil electrode 30 extending along a pipe shaft C in the discharge pipe 20; an external electrode 40 covering the outer surface of the discharge pipe 20; and a dielectric 50 covering the foil electrode 30. The dielectric 50 is flat in the width direction (Y-direction) of the foil electrode 30.SELECTED DRAWING: Figure 3

The present application provides a kind of ultraviolet irradiation device, the degree of inhibition caused to human body impact.The ultraviolet irradiation device has: lampshade, at least one face is formed with light extraction surface;Excimer lamp, is housed in the lampshade in the position separated from the light extraction surface in the first direction, and emits the ultraviolet of the first wave band whose main emission wavelength belongs to 190nm above and 225nm below;A pair of electrodes, for applying voltage to the light emitting tube of excimer lamp;Optical filter, is configured to light extraction surface, substantially transmits the ultraviolet of the first wave band, on the other hand, substantially does not transmit the ultraviolet of wavelength 240nm above and 300nm below;And light diffuser, at least a part is configured to excimer lamp side than optical filter in the lampshade in the first direction, and makes the incident light diffuse reflection.

An excimer lamp includes a tubular discharge vessel configured to form a discharge space, and an exterior vessel configured to form a channel between said discharge vessel and said exterior vessel. At least one end of said channel is on a lamp-center side relative to the end of said discharge vessel in a lamp axis direction.

The present invention discloses an irradiation device for implant surface modification, comprising: at least one excimer lamp tube and an electrode assembly; the excimer lamp tube is disposed on the electrode assembly, the implant is located within the irradiation range of the excimer lamp tube, and the electrode assembly is electrically connected to an external power supply. The excimer lamp tube is one (or formed by multiple ones surrounding in a ring shape), and the (surrounded) irradiation area is the working area. The implant is placed in the working area for irradiation modification. The electrode assembly is at both ends of the excimer lamp tube, used to perform high-voltage and high-frequency bombardment on the rare gas in the excimer lamp tube, so as to obtain ultraviolet light with a specific wavelength, and then perform modification irradiation on the implant (which can be a denture or a bone, etc.). Through the design of the above structure, a simple modification lamp can be obtained, which is used for the surface modification of small implants, with a simple, compact structure, convenient to use, and easy to store, assemble and disassemble.

The application relates to the technical field of control, in particular to a kind of excimer lamp cooperative control method based on multi-source data fusion.The method comprises the following steps: obtaining the multi-source sensing data of excimer lamp system, initializing system state vector, state covariance matrix and the inverse Wishart distribution prior parameter of process and measurement noise covariance matrix, obtaining predicted state mean and predicted covariance matrix based on posterior state estimation, calculating innovation, updating process and measurement noise covariance matrix, calculating state-measurement mutual covariance matrix and measurement innovation covariance matrix, determining optimal gihonov regularization parameter and calculating kalman gain, updating state estimation and state covariance matrix, and generating operation instruction of each excimer lamp based on the updated state.The scheme of the application can overcome the limitations of standard unscented kalman filter, ensure the reliability of kalman gain, and thus improve the uniformity and stability of system output light field.

The invention provides an excimer lamp which can be used for a longer period of time by reducing strain generated in a light-emitting tube through a structure which can be implemented more simply. The excimer lamp is provided with: a light-emitting tube which extends in a first direction, includes a first region and a second region having a thicker tube wall than the first region in a first cross-section when cut in a plane orthogonal to the first direction, has recesses and projections formed on an outer wall surface by the first region and the second region, and exhibits light transmittance to ultraviolet light; a pair of electrodes facing each other across the tube wall of the light-emitting tube in the radial direction of the light-emitting tube; and a light extraction unit for extracting the ultraviolet light generated in the light-emitting tube to the outside of the light-emitting tube.

The invention relates to a preparation method of an ultra-matte skin-touch coating, which comprises the following steps: coating a substrate with a skin-touch coating, then carrying out LED (light-emitting diode) pre-curing, then carrying out excimer lamp radiation curing, and then carrying out UV (ultraviolet) high-pressure mercury lamp radiation curing molding. The skin-touch coating does not comprise matting powder or matting agent, and comprises the following components in parts by mass: 20-25 parts of poly (1, 2-propylene glycol monomethacrylate); 25 to 30 parts of tris (2-acryloyloxyethyl) isocyanurate; 15 to 20 parts of an acrylic ester-polyethylene glycol-amino group; 1 to 5 parts of butyl mercaptan; 1 to 3 parts of PPG-7-butanol polyether-10; 1 to 3 parts of bis [2-(trimethylsiloxy) ethyl] ether; and 0.5 to 2 parts of a photoinitiator.

An excimer lamp does not cause a significant decrease in the emission intensity of ultraviolet light and transmission capacity, and that takes into consideration the adverse effect on the human body while securing a sufficient intensity of ultraviolet light. The excimer lamp includes a discharge vessel, a discharge gas sealed in the discharge vessel, and an ultraviolet light transmitting thin film provided on at least an inner surface of the discharge vessel, in which the ultraviolet light transmitting thin film includes first particles that are dispersed in the ultraviolet light transmitting thin film and that scatter ultraviolet light, and second particles that fill voids between the first particles, and an average particle diameter of the first particles is larger than an average particle diameter of the second particles.

To provide an excimer lamp in which generation of microcracks on an inner wall surface of an inner tube is suppressed.SOLUTION: The excimer lamp includes an arc tube including an outer tube extending in a tube axis direction and an inner tube extending in the tube axis direction and disposed in the outer tube, the outer tube and the inner tube being sealed at end portions in the tube axis direction, a light-emitting gas enclosed in a light-emitting space between the outer tube and the inner tube, an outer electrode disposed on an outer wall surface of the outer tube and having a net shape or a linear shape, and an inner electrode disposed on an inner wall surface of the inner tube and extending in a circumferential direction from one end to the other end. At an end portion of the inner electrode in the tube axis direction, a corner portion located at a circumferential end portion in the circumferential direction is located inside an outer edge region formed by virtually extending both a side of the inner electrode extending in the tube axis direction and a side of the inner electrode extending in the circumferential direction.SELECTED DRAWING: Figure 1

A system for monitoring an excimer bulb includes a thermoelectric energy harvester configured to be located adjacent to the excimer bulb and to convert thermal energy from the excimer bulb into electrical energy having a voltage. The system further includes a controller in electrical communication with the thermoelectric energy harvester and configured to calculate at least one of a remaining useful life of the excimer bulb or a current temperature of the excimer bulb based on the voltage of the electrical energy converted by the thermoelectric energy harvester.

Provided are an excimer lamp and a light irradiation device capable of more accurately detecting the state of output emitted from a light irradiation surface. The excimer lamp comprises: an elongated light-emitting tube transmissive to ultraviolet light; a pair of electrodes spaced apart in a radial direction of the light-emitting tube; and a reflective film formed on the inner wall of the light-emitting tube. The reflective film comprises: a first reflective region facing a light emitting surface emitting light toward a target area; and a second reflective region facing a light collecting portion disposed at a position different from the light emitting surface.

Provided is an excimer lamp in which an undesirable situation in the conduction of an electrode provided on a wall of a light-emitting tube and a power supply member that applies a voltage to the electrode is suppressed. The excimer lamp includes: a light-emitting tube composed of a dielectric and extending in a first direction; a light-emitting gas enclosed in the light-emitting tube; a base composed of an electrically conductive material and having an insertion opening recessed in the first direction and into which an end portion of the light-emitting tube on one side in the first direction is inserted; a first electrode provided on a wall of the light-emitting tube, at least a portion of which is located inside the insertion opening; a second electrode provided separately from the first electrode on the wall of the light-emitting tube; and an elastic member provided on an inner wall surface of the insertion opening, in contact with the first electrode, elastically deformed in a second direction parallel to a plane orthogonal to the first direction, composed of an electrically conductive material, and provided on more than half of the area of the inner wall surface of the insertion opening in a peripheral direction of the light-emitting tube.

The invention relates to the technical field of lamps, and discloses a single-ended powered excimer lamp, comprising a lamp holder, a support seat, a conductive heat dissipation rod, a light-transmitting annular sleeve and a conductive ring network; through the arrangement of the conductive heat dissipation rod, a large amount of heat generated by the light emission in the light-transmitting annular sleeve is dissipated and conducted through the conductive heat dissipation rod; at the same time, the conductive ring network can dissipate and conduct the large amount of heat generated by the light emission in the light-transmitting annular sleeve; this structural arrangement method greatly improves the heat dissipation effect of the entire single-ended powered excimer lamp, extracts the heat of the light-transmitting annular sleeve, and reduces the temperature inside the light-transmitting annular sleeve, thereby stabilizing the excitation efficiency of the single-ended powered excimer lamp, thereby generating continuous and stable ultraviolet light; and realizes that the annular outer electrode and the inner electrode head are arranged on the same side of the light-transmitting annular sleeve; in this way, when an external power source is connected to the annular outer electrode and the inner electrode head, the connection of the wires is simple and convenient, and the use of electricity is relatively safe.

An excimer lamp does not cause a significant decrease in the emission intensity of ultraviolet light and transmission capacity, and that takes into consideration the adverse effect on the human body while securing a sufficient intensity of ultraviolet light. The excimer lamp includes a discharge vessel, a discharge gas sealed in the discharge vessel, and an ultraviolet light transmitting thin film provided on at least an inner surface of the discharge vessel, in which the ultraviolet light transmitting thin film includes first particles that are dispersed in the ultraviolet light transmitting thin film and that scatter ultraviolet light, and second particles that fill voids between the first particles, and an average particle diameter of the first particles is larger than an average particle diameter of the second particles.

The present application provides a kind of ultraviolet irradiation device, which is greatly miniaturized compared with existing configuration.The ultraviolet irradiation device includes: a lampshade, which is formed with a light extraction surface; an excimer lamp, which is housed at a position separated from the light extraction surface in a first direction; a first electrode block, which is arranged in contact with the outer surface of the light emitting tube of the excimer lamp from the side opposite to the light extraction surface in the first direction; a second electrode block, which is arranged in contact with the outer surface of the light emitting tube of the excimer lamp from the side opposite to the light extraction surface in the first direction at a position separated from the first electrode block in a second direction parallel to the tube axis of the excimer lamp; and a pressing member, which is arranged at least one of a position further away from the second electrode block than the first electrode block in the second direction and a position further away from the first electrode block than the second electrode block in the second direction, and abuts against the excimer lamp.

The application discloses a kind of water-based double-cured matt hand feel coating and its preparation method and application, including coating component and curing agent component, the preparation raw material of the coating component includes the following components by weight parts: water-based elastic resin 20~30 parts, water-based six functional group aliphatic polyurethane acrylic emulsion 40~50 parts, photo initiator 1~3 parts, solvent 3~8 parts and water 15~35 parts.The water-based six functional group aliphatic polyurethane acrylic emulsion can be surface cured under 254nm excimer lamp, and through excimer curing+UV curing+post-curing process, realize super-matt effect.The water-based double-cured matt hand feel coating obtained by the application has the characteristics of smooth film, good elasticity, good adhesion, good stain resistance, good wear resistance, etc.

The invention provides an excimer lamp which has good lighting start and durability. An excimer lamp (10) is provided with: a discharge tube (20); and a dielectric (50) that covers the foil electrode (30), and a main discharge space (S1) is formed between the discharge tube (20) and the dielectric (50). The dielectric (50) has: a sealing portion (54) that is sealed to the foil electrode (30); and a non-sealing section (52) that is not sealed to the foil electrode (30) and that is positioned further toward the tip side than the sealing section (54). An auxiliary discharge space (S2) is provided in the non-sealing portion (52).

The invention discloses a preparation method of a biaxially oriented polypropylene touch film. The preparation method comprises the following specific steps: S1, preparing raw materials; s2, raw material mixing: mixing a base layer raw material and an elastic coating raw material; s3, coating with a coating machine: extruding the mixed raw materials of the base layer through the coating machine; s4, coating: stretching the base layer raw material by a stretcher to prepare a base layer, and coating the surface of the base layer with an elastic coating; s5, performing excimer UV lamp irradiation: performing pretreatment by using a curing device and using a 172nm excimer light source; s6, irradiating with a high-pressure mercury lamp: irradiating with a conventional mercury lamp; s7, curing: after irradiation by a conventional mercury lamp, standing and waiting for complete curing to obtain the bidirectional sec-polypropylene elastic film; and S8, rolling: rolling the biaxially oriented polypropylene elastic film. The preparation method of the biaxially oriented polypropylene touch film disclosed by the invention has the effects of improving the solvent resistance and wear resistance of a coating and optimizing the appearance and quality stability of a product at the same time.

The application provides a control method of an air conditioner and an air conditioner system thereof, the air conditioner comprising a prompt module and a sterilization module, the sterilization module comprising an excimer lamp for executing a sterilization mode, the control method comprising: when the air conditioner receives a sterilization start signal, controlling the air conditioner to enter the sterilization mode; and controlling the prompt module to push a prompt information; wherein the prompt information comprises prompt sound information. The application solves the problem that the user cannot directly perceive the sterilization condition during the sterilization process of the existing air conditioner, thereby affecting the user experience.

The application discloses an exciter of an excimer lamp for solving EMI, which comprises an EMC filter circuit, a rectifier bridge circuit, an APFC circuit for input current power factor correction, an alternate conduction circuit, an LLC resonant circuit and a boost output circuit connected in sequence, and a fuse F11 is arranged between the EMC filter circuit and a power supply end X11A. The technical scheme is characterized in that a band pass filter with large impedance is adopted to block strong interference in a fundamental frequency band range, and a low pass filter with small impedance is adopted to pass independent pulses in working frequency multiplication, electromagnetic interference generated during high-voltage gas discharge is effectively solved, the working process of the excimer lamp is optimized, and commercialization of the product is realized.