6results about How to "Data deviation is small" patented technology

The utility model discloses a kind of automobile stabilizer bar detection tool, it is related to automobile detection technical field, including box, two motors are installed in the inside of box, the one end of each motor is connected with screw rod, the outer wall of screw rod is connected with support with thread, the top end side of support is equipped with hydraulic cylinder, the telescopic end of hydraulic cylinder is connected with push rod, the outer wall of push rod is slidably connected with two push blocks, the inner wall of each push block is equipped with sliding slot, each push block is slidably connected with push rod by sliding slot;In the utility model, balanced force of stabilizer bar is realized by three-point positioning using fixing assembly, actual installation working condition is simulated, local stress concentration problem caused by traditional single-point, two-point clamping is avoided, ensure that stabilizer bar is evenly stressed during detection process, avoid deformation or damage caused by improper clamping, reduce the data deviation generated by clamping problem, improve detection accuracy.

The application relates to a multi-parameter water quality monitoring device which comprises a turbidity sensor, a flow cell, a residual chlorine sensor, a PH sensor and a conductivity sensor; the turbidity sensor is suitable for being connected to a water inlet; the flow cell is internally provided with a residual chlorine sensor bin, a PH sensor bin, a conductivity sensor bin and a connecting channel; the residual chlorine sensor bin, the PH sensor bin and the conductivity sensor bin are vertically arranged; the connecting channel is horizontally arranged and is in communication with the bottoms of the residual chlorine sensor bin, the PH sensor bin and the conductivity sensor bin; the residual chlorine sensor is arranged at the internal top end of the residual chlorine sensor bin; the PH sensor is arranged at the internal top end of the PH sensor bin; and the conductivity sensor is arranged at the internal top end of the conductivity sensor bin; the flow cell is further internally provided with a pressure stabilizing bin; the pressure stabilizing bin is vertically arranged, the bottom of the pressure stabilizing bin is connected with the end of the connecting channel, the top of the pressure stabilizing bin is connected with the turbidity sensor, and the end of the connecting channel, which is away from the pressure stabilizing bin, is provided with a water outlet.

The utility model relates to the field of auxiliary frock provides a kind of anti-roll bar link assembly device. Anti-roll bar link assembly device includes base;First clamping component, setting in base, first clamping component includes the clamping groove of being set in pair, clamping groove is used to place the node mandrel of anti-roll bar link, first clamping piece is arranged in clamping groove for the node mandrel clamped in clamping groove;Second clamping component, setting in base, second clamping component includes clamping rod, clamping rod is used to the bearing of the rod end of anti-roll bar link clamped between clamping rod and base. The anti-roll bar link assembly device can firmly fix node mandrel, avoid the positioning deviation caused by the thickness change of mandrel;Can eliminate the wobble clearance of rod end bearing;Reduce the data deviation after assembly;Adjustable first clamping piece can be adapted to node mandrel of different thickness without replacing parts, save the changeover adjustment time of traditional frock.

This invention relates to the field of wastewater treatment technology, and discloses a method and system for processing water treatment efficiency data in recirculating aquaculture systems (RAS). The method includes: assessing the influence of trace element parameters in standard water quality data of the RAS area on the RAS area, and converting them into influence weights corresponding to the trace element parameters; adjusting the influence weights based on the synergistic and antagonistic reactions between trace elements in the standard water quality data to obtain optimized influence weights; merging the trace element parameters and optimized influence weights into a comprehensive water treatment efficiency index for the RAS area; determining that the RAS area is in an inefficient operating state when the comprehensive water treatment efficiency index is lower than the lower limit of the historical threshold range; and selecting water quality adjustment strategies corresponding to the inefficient operating state from a preset water quality adjustment strategy library. This invention can improve the efficiency of RAS water treatment efficiency data processing.

This invention proposes an apparatus and method for evaluating the thermal oxidative stability of liquid compounds based on pressure measurement, belonging to the technical field of chemical analysis experimental apparatus. The apparatus includes an oxygen supply unit, a reaction unit, a cooling unit, and a pressure measurement unit. The oxygen supply unit controls the vacuuming and oxygenation of the apparatus. The reaction unit achieves precise temperature control and homogenization of the reaction liquid through a high-temperature heating circulating bath and a magnetic stirrer. The cooling unit eliminates interference from volatile products on pressure measurement through a cryogenic trap. The pressure measurement unit collects system pressure data in real time using a high-sensitivity pressure transmitter and transmits it to a computer. The method involves evacuating the apparatus and then oxygenating it to a set pressure, heating and maintaining the reaction temperature, monitoring system pressure changes through the pressure transmitter, and recording data and calculating oxygen consumption on the computer. This invention can track the oxygen consumption rate in real time, reveal the oxidation pattern, and is suitable for rapid and accurate evaluation of the thermal oxidative stability of various liquid compounds.

The application provides a multi-point driving coupling physical field magma activity model dynamic correction method, relates to the technical field of geological modeling, and comprises the following steps: multi-source data linkage positioning is performed to obtain spatial discrete control points; a non-uniform gridding initial geological model is constructed; grid neighborhood lithology-property correlation modeling is performed for each control point to generate a correlation parameterized submodel; multi-source measured data binding is performed to obtain spatial discrete property true value data; spatial mapping multi-source data constraint residual diagnosis is performed to output a spatial discrete residual distribution field; grid reconstruction and correlation parameterized submodel parameter correction iteration of a residual anomaly area are triggered until global residual converges to a preset residual threshold value, and a three-dimensional dynamic geological model is output. The technical problem that remote sensing interpretation and geophysical interpretation are independent in the prior art, magma activity information on the ground and underground cannot be effectively combined, and accurate analysis of magma activity mechanism and evolution rules is hindered is solved.