50results about How to "Improve continuous operation capability" patented technology

The invention provides a pyrolysis and liquidation system for heating biomass by using a solid heat storage ball. In the system, an outlet of a heat storage ball heating device is communicated with a feed inlet of a reactor through a feeding device; a feed outlet of the reactor is communicated with a separation device; the bottom of the separation device is connected with an ash box, and the top of the separation device is connected with a pyrolysis gas treatment device; and a second heat storage ball outlet on the side wall at the lower end of the separation device is connected with the heat storage ball heating device through a heat storage ball lifting device. The system is characterized in that: the reactor is a sleeve-type reactor and comprises an inner pipe and an outer pipe which are coaxially sleeved with each other; the two ends of the inner pipe are communicated with the feeding device and the separation device respectively; a hot air outlet and a hot air inlet of the outer pipe are communicated with the heat storage ball heating device respectively; the separation device comprises a separation box and a sieve plate which is obliquely arranged in the separation box and is tilted along the direction of an outlet at the bottom of the inner pipe; and the lower end of the sieve plate is connected with the outlet of the second heat storage ball, and the upper end of the sieve plate and the side wall of the separation box forms a carbon ash falling opening. The device reduces energy consumption and has high continuous operation capability, high liquid conversion rate and high working performance.

The invention discloses a protecting device of a dissolving tank inner wall of a alkali recovery furnace, comprising a alkali recovery furnace dissolving tank (1), and the alkali recovery furnace dissolving tank (1) is provided with a liquid protecting device (2) which can lead the liquid to flow along the dissolving tank inner wall. Through arranging the liquid protecting device at the alkali recovery furnace dissolving tank, the liquid protecting device can lead the whole dissolving tank inner wall to form a liquid protecting curtain from top to bottom; when the chute silencing or liquid melt dissolution and explosion occurs, and partial liquid melt flies toward the inner wall, the liquid melt is firstly contacted with the liquid protecting curtain of the inner wall, thereby avoiding that the high-temperature liquid melt is directly contacted with the dissolving tank inner wall, and the corrosion of the liquid melt to the dissolving tank inner wall of the alkali recovery furnace is effectively prevented; meanwhile, the liquid protecting curtain at the inner wall can wash away the liquid melt to the dissolving tank, and the long-term corrosion caused by bonding of the liquid meltat the dissolving tank inner wall is effectively avoided, and the continuous operation of the device and the safety factor of the device and the operator are increased.

The invention discloses a method for producing silane and trichlorosilane by reactive distillation, which includes the step of preparing silane or trichlorosilane through disproportionation or anti-disproportionation of chlorosilane in a reactive distillation device, and is characterized in that the disproportionation Or the anti-disproportionation reaction uses a liquid catalyst mixed with aliphatic amines and aromatic amines. By adopting the method of the present invention, the liquid catalyst does not need to be pretreated, and the catalyst replacement is convenient, and it will not cause blockage to the subsequent system. The recovery of the invalid catalyst is simple, and no liquid waste or solid waste is generated, which is clean and environmentally friendly; catalytic disproportionation or reaction The conversion rate of disproportionation is high, and the production process is easy to operate.

The invention discloses a furnace pressure control method during continuous annealing of stainless steel, which can improve the hearth pressure detection accuracy, ensure the safety of equipment, and improve the continuous operation capability of the production line, wherein the furnace pressure control method comprises the following steps: step one, installing pressure transmitters on a working side and a driving side of a last hearth; step two, transmitting 4-20mA signals sent by the pressure transmitters to a PLC (Programmable Logic Controller) analog input module of an annealing furnace by a signal cable; step three, obtaining three pressure values as follows: a hearth pressure PT01 on the working side, a hearth pressure PT02 on the driving side and an average PT03 of PT01 and PT02, by PLC program conversion and calculation; and step four, compiling a PLC program and HMI (Human Machine Interface) software. The furnace pressure control method during continuous annealing of stainless steel has the advantages that the furnace detection accuracy is improved, the pressure detection value is closer to the actual furnace pressure due to two-point sampling and averaging, and the safety of the equipment is enhanced.

The invention discloses a motor with anti-vibration and shock absorbing functions, which includes a base assembly, a bearing assembly, and a pressure-stabilizing shaft assembly. A pressure stabilizing shaft assembly is arranged inside the assembly. The mist in the pressure stabilizing tank of the present invention will slowly accumulate at the bottom of the pressure stabilizing tank under the action of gravity, and is atomized by the water flow atomizing component to form a cycle of water molecules, and the aerosol mixture is in the At the same time of vibration isolation, it can effectively cool down the area of ​​the motor drive shaft and improve the continuous operation performance of the device. The invention can effectively avoid the characteristics of poor vibration damping effect of pure gas, and avoid the low flow rate and easy accumulation of pure liquid vibration damping The characteristics of poor flexibility can avoid the poor stability of spring vibration reduction, and the characteristics of spring aftershocks are easy to drive the surrounding objects to swing, and the vibration reduction effect is stable.

The invention relates to a control method for improving the continuous operation capability of a railway purification power supply under an impact current, including active control loop processing, auxiliary control loop processing, unbalance suppression loop processing, and normalized modulation processing. Through the active control loop processing, the control gain is increased when the current is small and large, and the tracking speed is improved. Under the impact current, the control gain is reduced, and the voltage change rate is reduced to reduce the probability of the drive device turning off the IGBT; through the auxiliary control loop processing, the increase The control accuracy of the output voltage is improved; the output voltage of each phase is adjusted to suppress the unbalanced voltage when the three-phase currents are inconsistent through the unbalanced suppression loop processing; the DC voltage is normalized through the normalized modulation processing, so that the engineering Modulation processing; therefore, the control method of the present invention can realize stable control under various currents, especially under the impact current, reduce the probability of driver protection action, and improve the ability of continuous operation.

The invention discloses a three-coordinate measuring machine workpiece continuous measurement method which comprises the steps of a step of measurement program management and measurement parameter setting, a step of measurement task management and measurement task automatic scheduling, and a step of measurement workpiece offline centering and quick change positioning. Tasks such as measurement program switching, report storing, uploading and measurement timing are automatically scheduled and finished by a system. A plurality of workpieces can be simultaneously loaded for realizing combined measurement. A manually established coordinate system and automatic operation are integrated. Measurement personnel do not require high-frequency operation of a computer and a measurement machine, thereby reducing measurement time and workload of the measurement personnel, so that the measurement personnel have more energy for performing offline loading and workpiece alignment. When the measurement machine automatically operates through controlling of a scheduling system, the measurement personnel performs offline loading for alignment of a next workpiece. The measurement machine and a person perform parallel operation, thereby reducing waiting time of the person and the machine, ensuring continuous operation of the measurement machine, and improving integral measurement efficiency and utilization rate of the measurement machine.

The invention discloses a river channel environment restoration structure, which comprises a vertical tube, and a cleaning mechanism is arranged under the vertical tube, and the cleaning mechanism includes a vertical tube, a cabinet, a rotating rod, a circular plate, a pumping tank, a drainage pipe, A filter cartridge, a groove block and a protruding rod, the vertical cylinder is located at the bottom end of the vertical cylinder. The river environment restoration structure, through the cooperation between the vertical cylinder and the cleaning mechanism, can make the rotating rod rotate to provide running kinetic energy for the pumping box, and can make the top of the vertical cylinder generate suction, and the floating objects floating on the water surface of the river can be removed. During suction, the filter cartridge can filter the inhaled floating objects without reciprocating above the river channel, and the floating objects above the river channel will automatically flow into the vertical cylinder under the suction flow, reducing the energy consumption of the floating objects above the river channel And the efficiency can be improved, and the practical performance can be improved.

The invention discloses a method for preparing aromatic hydrocarbons from methanol with low carbon olefin as a byproduct, and an apparatus thereof. The problems of low yield of the aromatic hydrocarbons, large output of dry gas and liquefied gas, and the like in the prior art are solved in the invention. The method comprises the following steps: preheating the raw material methanol to 350-500DEG C, adding the preheated methanol to a riser reactor, carrying out a contact reaction on the preheated methanol and a catalyst in the riser reactor for 0.8-4.0s, allowing the reaction product of the riser reactor to enter a deep catalysis reactor (such as a fluidized bed, moving bed or fixed bed reactor) to carry out a reaction, returning C2-C5 alkanes in the reaction products of the deep catalysis reactor to the deep catalysis reactor in order to re-process the C2-C5 alkanes, and discharging other products from the apparatus, wherein the catalyst is a ZSM-5 / SAPO-34 catalyst modified by Ga, Zn, P and Ag.