20 results about "Ion balance" patented technology

The invention provides an ion wind bar, static elimination equipment and a self-balancing static elimination method, the ion wind bar comprises a shell and a plurality of tuyere assemblies, a controller and a high-voltage generator are arranged in the shell, and the controller drives the high-voltage generator to output alternate positive and negative voltages; the tuyere assembly comprises a supporting structure, an ionization needle and a balance control assembly, a gas supply hole is formed in the supporting structure, gas makes contact with the ionization needle through the gas supply hole, the balance control assembly is connected with the high-voltage generator, the controller and the ionization needle, and the balance control assembly obtains a current discharge intensity value according to input alternate positive and negative voltages and controls the discharge intensity value to be smaller than the current discharge intensity value. The ionization needle releases the charged particle flow according to the current discharge intensity value, and the balance control assembly sequentially obtains the current ion balance degree value according to the positive ion digital signal and the negative ion digital signal of the charged particle flow and adjusts the next discharge intensity value input into the ionization needle according to the current ion balance degree value. According to the invention, the balance degree of ions output by each tuyere assembly can be kept consistent.

The invention belongs to the technical field of electrochromic materials, and particularly relates to an improved three-electrode electrochromic device and a preparation method thereof. The three-electrode electrochromic device comprises two transparent conductive substrates, wherein an electrochromic layer and a liquid electrolyte are clamped between the two transparent conductive substrates; the transparent conductive substrate is divided into a working electrode region, a counter electrode region and a reference electrode region by etching lines; the electrochromic layer is in contact with the working electrode area and the liquid electrolyte and is not in contact with the reference electrode area. According to the electrochromic device, an ion storage layer is omitted, the electrolyte can achieve dynamic ion balance, and the coloring and fading response speed of the electrochromic device is remarkably increased. The device calibrates the potential of the working electrode in real time through the reference electrode, and the overall cycling stability of the device is improved.

The application relates to a positive and negative ion balance control method for electrostatic elimination, and belongs to the technical field of electrostatic elimination. The method solves the problems of poor adaptive adjustment capability, weak environmental adaptability, insufficient electrostatic elimination efficiency and stability of positive and negative ions in the prior art. The method comprises the following steps: collecting positive and negative ions in a device environment, and obtaining ion voltage signals through signal processing; sampling the ion voltage signals at a set period, generating two control signals of each period through an adaptive balance model; in each period, generating two high-voltage driving power supply voltage signals according to the corresponding two control signals, and then generating corresponding driving high voltage based on the two high-voltage driving power supply voltage signals; and driving the discharge needle to release positive ions and negative ions into the device environment based on the driving high voltage of each period, so as to realize electrostatic elimination. The method realizes reliable and efficient electrostatic elimination.

The application discloses a method and device for improving ion balance stability of an electrostatic eliminator, belonging to the field of electrostatic elimination. A set of electric reactance elements are connected in series between a low-voltage electrode and a grounding end of the electrostatic eliminator. By setting the electric reactance value of the electric reactance elements, the creeping distance or / and the electric gap between each high-voltage discharge electrode or between each high-voltage discharge electrode and the low-voltage electrode between the high-voltage discharge electrodes is adjusted, and the high-voltage amplitude is automatically adjusted, so that the potential difference between the high-voltage discharge electrode and the low-voltage electrode connected to the ground is a variable value. By forming a dynamic potential difference between the high-voltage electrode and the low-voltage electrode, which is associated with the ionization / discharge state, self-adjustment of the discharge intensity and dynamic balance of the positive and negative ion generation amount of the electrostatic eliminator are realized, and the unbalanced fluctuation between the positive and negative ions is suppressed. The operation of manually adjusting the ion balance on site can be omitted, and the use cost is saved. The application can be widely used in the fields of design and manufacture of various active electrostatic elimination devices.

The invention discloses air negative ion wind tunnel detection equipment, and relates to the technical field of ion detection, and the equipment comprises a housing which is provided with a gas flowing channel, and the interior of the gas flowing channel is sequentially divided into a B region, a C region and a D region from front to back; the ion generator is mounted in the region B; the ion control device is mounted in the region C and comprises an ion balancing unit and an ion control unit; the power supply control module is electrically connected with the ion generator and the ion control unit; the calibration detection module is arranged in the D area; and the terminal control unit is electrically connected with the power supply control module, the calibration detection module and the to-be-calibrated equipment. Under the action of the ion balancing unit, the air is uniformly mixed with the positive ions and the negative ions; under the action of the ion control unit, the negative ion concentration is in a calibration range interval of the to-be-calibrated equipment; the problem of inconsistent measurement data caused by uncontrollable negative ion concentration in a gas source, poor consistency between test boxes, attenuation of negative ion concentration along with time and the like of the current negative ion detection equipment is effectively solved.

The invention discloses an ion balancing device for ion wind tunnel detection equipment, which relates to the technical field of ion detection and comprises a dispersion spoiler and a collection spoiler which are mounted in a gas flow passage of anion wind tunnel detection equipment, the dispersing spoiler and the collecting spoiler are matched with the section of the gas flowing channel so as to cut off the gas flowing channel, the dispersing spoiler is located on the front side of the collecting spoiler, the dispersing spoiler and the collecting spoiler are distributed at intervals, and a plurality of dispersing flowing channels distributed at intervals are formed in the edge of the dispersing spoiler; a collecting overflowing channel is arranged in the middle of the collecting spoiler, and the overflowing area of the collecting overflowing channel is larger than that of the dispersing overflowing channel. The ion generator has the beneficial effects that air flow flows through the dispersion flow passage at the edge and then flows through the collection flow passage in the middle, so that the air flow is firstly dispersed and then collected, and the dispersed air flows are interwoven and mixed together due to turbulent flow caused in the process, so that ions and the air are uniformly mixed.

1. The name of the design product: ion balance feedback sensor. 2. The use of the design product: for detecting and maintaining ion balance. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

To appropriately control both long-term ion balance and short-term ion balance. A current flowing between an earth and a static eliminator via a ground electrode is detected, and feedback control is executed on a negative polarity high voltage power supply such that the current becomes a target current. Furthermore, a front wire mesh functioning as a detection electrode different from the ground electrode is arranged at a position where positive ions and negative ions generated by an electrode needle and an electrode needle arrive. Then, a current generated by the positive ions and the negative ions arriving at the front wire mesh is detected, and feedback control is executed on the negative polarity high voltage power supply such that the current becomes a target current.

The application discloses a cobalt-doped layered oxide composite material and a preparation method and application thereof, and has a general formula of Na m [Al 0.2 Fe 0.2 Ni 0.2 Cu 0.2 Zn 0.2 ] 1 / 9 Mn n I; in formula I, 0.50<=m<=0.70, 0.78<=n<=1.00. The transition metal cations with redox reactivity such as Ni 2+ , Fe 3+ , Cu 2+ and the non-redox active transition metal cations such as Al 3+ , Mn 4+ , Zn 2+ are simultaneously introduced, so that the P2-type layered transition metal oxide balances the reversible capacity and structural stability of the material. The layered structure disclosed by the application is beneficial to the reversible insertion and extraction of Na + , accelerates ion migration, reduces charge transfer resistance and enhances structural stability.

The invention discloses an on-line capacity recovery system and method for an iron-chromium flow battery, and belongs to the technical field of flow batteries, the system comprises an energy storage main system, a rebalance system and an ion recovery system which are communicated in sequence, the energy storage main system comprises a positive electrode electrolyte and a negative electrode electrolyte, the rebalance system comprises a rebalance electrolyte, and the ion recovery system comprises an ion recovery system. The rebalance electrolyte comprises a reducing gas and is used for reducing unbalanced Fe < 3 + > in the positive electrode electrolyte in the energy storage main system, and the ion recovery system comprises a reducing gas and is used for recovering unbalanced ion valence in the rebalance electrolyte. The system and the method adopted by the invention are simple to operate and low in cost, the unbalanced rebalance electrolyte is reduced by a chemical method through the reducing gas in the ion recovery system, so that the rebalance electrolyte can maintain a certain valence ion equilibrium concentration, the positive electrode electrolyte in the energy storage system can recover the capacity online, the capacity recovery time is shortened, and the energy storage efficiency is improved. The use performance of the battery is ensured.

A method for preparing a nickel-cobalt-manganese raw material with ion co-balance in hydrometallurgy of laterite-nickel ore. The method comprises the following steps: acquiring parameters of an initial feed liquid, the actual pH of the feed liquid at the reaction endpoint and a target precipitation rate of a target metal; constructing a first theoretical relationship model between the theoretical pH of the feed liquid at the reaction endpoint and the target precipitation rate of the target metal, and obtaining the theoretical pH of the feed liquid at the reaction endpoint on the basis of the parameters of the initial feed liquid and the first theoretical relationship model; and determining whether the reaction is stopped or not on the basis of the theoretical pH of the feed liquid at the reaction endpoint and the actual pH of the feed liquid at the reaction endpoint. From the perspective of ion balance, the method provides guidance for the MHP precipitation process. By means of the method, the theoretical pH of the feed liquid at the reaction endpoint can be directly obtained on the basis of the parameters of the initial feed liquid and the target precipitation rate of the target metal, so as to determine whether the reaction is stopped or not by means of the theoretical pH of the feed liquid at the reaction endpoint and the actual pH of the feed liquid at the reaction endpoint.

Disclosed example ion emitters 100, 120, 140 include: a body 110; a plurality of emitter nozzles 106 on the body; a power supply configured to supply a high frequency alternating current (AC) signal to the plurality of emitter nozzles; an antenna 108 configured to measure an ion balance of ions emitted by the plurality of emitter nozzles; control circuitry 220 configured to control the power supply based on the ion balance measured via the antenna 108; and an antenna hanger 112 supported by the body 110 and configured to position the antenna 108 within an emission path of the plurality of emitter nozzles 106.

The utility model discloses a circuit structure for automatic balance and fault protection of an ion fan. An ion balance self-adjusting unit comprises a signal acquisition module, a signal processing module and a high-voltage output adjusting module which are connected in sequence. By arranging the ion balance self-adjusting unit, the multi-fault protection unit and the power supply control module, automatic balance adjustment, multi-fault protection and power supply control functions of ion output are realized, the ion output can be monitored and adjusted in real time, the electrostatic elimination effect is improved, a perfect fault protection mechanism is provided, and the service life of the device is prolonged. And safe and reliable operation of equipment is ensured.

To suppress charging of a housing of a static eliminator while avoiding an influence on control of ion balance. In order to suppress the charging of the housing of the static eliminator, the housing is provided with a rear frame that is conductive. The rear frame is insulated from a placement surface of the static eliminator by an insulating member such as an insulating pad, an inner spacer, and an outer spacer, and movement of an electric charge from the rear frame to an earth via the placement surface is prevented. In addition, the rear frame is not connected to the earth, but is connected to a ground, that is, a wire electrically connected to each of a low-response detection circuit, a positive polarity high voltage power supply, and a negative polarity high voltage power supply.

The invention provides a tuyere structure, a discharge intensity self-adjusting method and static electricity elimination equipment, the tuyere structure comprises a supporting structure with a built-in hollow area, an ionization needle and a discharge intensity self-adjusting assembly, the ionization needle is located in the hollow area, the supporting structure comprises a gas supply hole and an ion detection plate, and the discharge intensity self-adjusting assembly is located in the gas supply hole. The ionization needle generates a charged particle flow according to the first discharge intensity value, and the ion detection plate is located on a circulation path of the charged particle flow, senses positive ions and negative ions in the charged particle flow and converts the positive ions and the negative ions into positive ion current and negative ion current; the discharge intensity self-adjusting assembly obtains a positive ion concentration value and a negative ion concentration value according to the positive ion current and the negative ion current, obtains a current ion balance degree value according to the positive ion concentration value and the negative ion concentration value, and adjusts a second discharge intensity value input into the ionization needle according to the current ion balance degree value. Concentrations of positive ions and negative ions in the charged particle flow can be ensured to be consistent.

The invention belongs to the technical field of gene engineering and salt-tolerant plant cultivation, and particularly relates to an alfalfa gene MsELIP1 and application thereof in salt tolerance. According to the invention, the structure and the evolutionary relationship of an early-stage photoinduced protein family of medicago sativa are analyzed, preliminary expression analysis is carried out on family genes, a representative member MsELIP1 gene is cloned, and the important effect of the MsELIP1 gene in the process of coping with salt stress by plants is clarified. The MsELIP1 not only can improve the germination rate of plants under salt stress and promote root growth and biomass accumulation, but also can effectively regulate ion balance in plant cells and reduce the content of sodium ions, which shows that the MsELIP1 plays a positive regulation role in salt tolerance of alfalfa and has good practical application value.

The application relates to the technical field of fluorine content testing, and discloses a portable solid waste fluorine content detection device, which comprises a main body, a detachably connected temperature carbon rod at the top of the main body, and an auxiliary mechanism arranged on the side wall of the main body to ensure the stability of data during detection. The solution on the outer surface of the composite electrode can flow downwards through the gap between the composite electrode and the inner cylinder, so that ion exchange between the outer surface of the composite electrode and the stirred solution is ensured; in addition, when the solution outside the outer cylinder rotates and flows, the solution can spiral downwards along the outer surface of the outer cylinder, so that the situation that the liquid level of the to-be-detected solution fluctuates during stirring can be inhibited, the fluorine ion balance on the surface of the composite electrode is ensured, the stability of the composite electrode during detection is improved, and the detection efficiency is improved.

To provide an ion balance sensor and a static elimination system capable of grasping further information regarding an environment of a target space in addition to ion balance in the target space. The ion balance sensor includes a detection plate that is conductive and arranged in a target space. In the ion balance sensor, ion balance in the target space is detected based on a potential of the detection plate. An ion balance signal indicating a detection result is generated. Further, a physical quantity related to an environment of the target space is detected in addition to the ion balance. Another signal indicating information regarding the environment of the target space is generated based on a detection result. The ion balance signal and the other signal are output.

Disclosed example ion emitters include: a body; a plurality of emitter nozzles on the body; a power supply configured to supply a high frequency alternating current (AC) signal to the plurality of emitter nozzles; an antenna configured to measure an ion balance of ions emitted by the plurality of emitter nozzles; control circuitry configured to control the power supply based on the ion balance measured via the antenna; and an antenna hanger supported by the body and configured to position the antenna within an emission path of the plurality of emitter nozzles.

The invention provides an ion wind bar, a static elimination device and an ion balance degree adjusting method, a controller drives a high voltage generator to input alternative positive and negative voltages to each tuyere, a current ion balance degree value is obtained according to positive ion current and negative ion current input by the tuyere, and the current ion balance degree value is input to the corresponding tuyere; the tuyere comprises a supporting structure, an ionization needle, a discharge intensity adjusting unit and an ion detection plate, and the discharge intensity adjusting unit obtains a first discharge intensity value according to alternate positive and negative voltages and obtains a second discharge intensity value according to a current ion balance degree value. The ionization needle generates a first charged particle flow and a second charged particle flow respectively according to the first discharge intensity value and the second discharge intensity value, and the ion detection plate converts positive ions and negative ions into positive ion current and negative ion current; in the second charged particle flow, the positive ions and the negative ions are in an equilibrium state. Concentrations of positive ions and negative ions in the charged particle flow can be ensured to be consistent.