CN-122018584-A - Centrifugal parameter self-adjustment method of centrifugal machine for hull removing of oat

CN122018584ACN 122018584 ACN122018584 ACN 122018584ACN-122018584-A

Abstract

The invention relates to the field of centrifugal parameter self-adjustment of centrifugal shelling equipment, in particular to a centrifugal parameter self-adjustment method of a centrifugal machine for shelling of oat hulls. The method comprises the steps of obtaining a centrifugal shelling equipment identifier, a rotor assembly model and variable frequency driving parameters, constructing a session configuration package, synchronously collecting rotating speed feedback, feeding position data and quality proxy data based on the session configuration package, generating an alignment feature package, executing trial sequence arrangement and segmentation operation sampling, calculating sensitivity and balance indexes to form a fingerprint package, performing safety gating, quality gating and convergence gating judgment based on the fingerprint package, generating and selecting candidate centrifugal parameter sets under gating constraint, completing abnormal typing and treatment action sequence generation, and outputting an updated centrifugal parameter set and an archiving record package. According to the invention, through unified acquisition, calculation and judgment links, self-adjustment and process traceability of centrifugal parameters in the running process are realized, and the stability and consistency of shelling running are improved.

Inventors

GUO YINGQI
GUO AIBO
GUO AIMEI

Assignees

潮州市澳氏粮油食品有限公司

Dates

Publication Date: 20260512
Application Date: 20260209

Claims (10)

1. A method for self-adjusting centrifugal parameters of a centrifuge for hulling oat hulls, comprising: s100, acquiring a centrifugal unshelling device identifier, a rotor assembly model and variable frequency driving parameters, defining a centrifugal parameter set, constructing a candidate parameter set library and registering a state machine template to obtain a session configuration package; S200, based on the session configuration package, performing synchronous acquisition processing of rotating speed feedback, feeding position data and quality proxy data, and generating an alignment feature package; S300, based on the alignment feature packet, performing trial sequence arrangement and segmentation operation sampling processing, and performing sensitivity calculation and balance index calculation processing to generate a fingerprint packet; S400, carrying out safety gating judgment, quality gating judgment and convergence gating judgment processing based on the fingerprint packet, carrying out candidate centrifugal parameter set generation, comprehensive grading sorting, disturbance distance constraint selection, abnormal fingerprint construction, abnormal typing and treatment action sequence generation processing under the constraint of a gating result to generate an updated centrifugal parameter set and an archive record packet, wherein the updated centrifugal parameter set comprises a packaging rotating speed set value, a rotating speed slope, a feeding track and a gating threshold value set in a target candidate centrifugal parameter set corresponding to a candidate centrifugal parameter set selection result field, and adding an updated centrifugal parameter set version identifier to generate the archive record packet, and the archive record packet comprises a session configuration packet identifier, an alignment feature packet abstract, a fingerprint packet abstract, a gating judgment result field set, an updated centrifugal parameter set, an abnormal typing result and a treatment action sequence abstract, and carrying out partition statistical processing to update a parameter applicable label and a gating threshold value set version identifier of a candidate parameter set library.
2. The method of claim 1, wherein the process of defining the set of centrifugation parameters comprises: The centrifugal parameter set definition processing comprises the steps of generating a rotational speed reachable domain constraint field according to an available slope gear in variable frequency driving parameters and a rated rotational speed grade in a rotor assembly model, generating a feeding reachable domain constraint field according to a reachable domain description field in feeding executing mechanism parameters, carrying out consistency comparison processing on three subsets of a gating threshold set and the reachable domain constraint field to eliminate the condition that the action amplitude required by the threshold set exceeds the reachable domain, writing an abnormal reason code of a session registration area when consistency comparison fails, and triggering a confirmation flow of a man-machine interaction unit.
3. The method of claim 1, wherein the process of candidate parameter set library construction and state machine template registration processing comprises: The candidate parameter set library construction process comprises the steps of generating a basic candidate set consisting of a conservation candidate item, a routine candidate item, an impact enhancement candidate item and a crushing suppression candidate item according to a rotor component model, a variable frequency driving parameter and a feeding execution mechanism parameter, calculating a parameter distance standard field for each candidate centrifugal parameter set item for calculating a switching cost penalty item in a subsequent comprehensive grading sorting, constructing an item index table and establishing an index according to an applicable condition label, executing a state machine template registration process comprising reading three types of subsets of a gating threshold group and generating a gating event mapping table to map a load fluctuation index threshold value out of range, a vibration frequency band energy index threshold value out of range and a temperature rise gradient index threshold value out of range to a gating out of range event, mapping a shelled particle proportion threshold value out of range and a crushed particle proportion threshold value out of range to be a subclass code of the gating out of range event, mapping a continuous period consistency threshold value to be a success event, triggering a continuous period consistency threshold value to be broken and a trigger condition, mapping a continuous period consistency threshold value to be a convergence event, writing a candidate set to a constraint state in a state of a probe table, and writing a stable state of a candidate set in a probe library into a constraint state template.
4. The method of claim 1, wherein the process of performing the synchronous acquisition of rotational speed feedback, feed position data, and mass proxy data comprises: The method comprises the steps of feeding a load signal, a feeding execution mechanism driving unit, a quality agent data, an edge calculation unit, a belt shell particle proportion and a crushed particle proportion, wherein the feeding execution mechanism driving unit is used for reading a driving internal rotating speed estimated value or an encoder feedback value from a frequency converter through a frequency conversion driving interface unit, the frequency conversion driving interface unit is used for reading a frequency converter output current, output power or a torque estimated value through a frequency conversion driving interface unit, a vibration signal is used for collecting a triaxial acceleration sequence or a uniaxial acceleration sequence through an acceleration sensor arranged in a region, close to a bearing seat, of a centrifugal shelling device shell, a temperature rise signal is used for collecting a temperature value through a bearing temperature sensor or a shell temperature sensor, the feeding position data is used for reading a current position, a target position, a following error and an interlocking state position through a feeding execution mechanism driving unit, and the quality agent data comprises separated seed image frames collected by an image collecting device and is used for executing target segmentation and counting processing through the edge calculation unit.
5. The method of claim 1, wherein performing the probe sequencing and segment run sampling process comprises: The trial sequence arrangement processing comprises extracting candidate centrifugal parameter set meeting disturbance distance constraint from a candidate parameter set library in a session configuration package, wherein the disturbance distance constraint is calculated by parameter distance between the candidate centrifugal parameter set and a current centrifugal parameter set, the parameter distance is based on a difference metric of a rotating speed set value, a rotating speed slope, a feeding track and a door control threshold set, the parameter distance is organized into a sequence structure of two or more operation sections, an operation section description field is generated for each operation section and comprises an operation section number, a target centrifugal parameter set reference number, a section length configuration, a sampling window configuration and an interlocking condition code, the segment operation sampling processing is executed, the segment operation sampling processing comprises the step of issuing the target centrifugal parameter set to a variable frequency driving interface unit and a feeding executing mechanism driving unit step by step according to the trial sequence structure, a front stable window, an effective sampling window and a rear buffer window are arranged in each operation section so as to extract vector segments from an alignment feature package to form an operation section sample pair, and a sample consistency marking field is generated.
6. The method of claim 1, wherein performing the sensitivity calculation and trade-off index calculation process comprises: The sensitivity calculation processing comprises the steps of extracting a sub-feature set sensitive to the rotating speed slope from state feature vector segments corresponding to two sections of operation segments, wherein the sub-feature set comprises rotating speed fluctuation features, load fluctuation features and vibration frequency band energy features, calculating a response slope vector according to rotating speed slope differences to serve as a sensitivity field, and executing the balance index calculation processing, wherein the balance index calculation processing comprises the steps of reading the particle proportion from quality agent vector segments corresponding to the two sections of operation segments, calculating the quality response slope to serve as a balance index field, simultaneously carrying out consistency check and marking low credibility when the statistics with shells jump abnormally, and generating a fingerprint packet, wherein the fingerprint packet comprises session configuration packet identification, alignment feature packet digest reference numbers, heuristic sequence structure reference numbers, operation segment description field sets, sensitivity fields, index fields, state feature vector digests, quality agent vector digests, quality mark digest fields and parameter association fields.
7. The method of claim 1, wherein the process of security gating decisions, quality gating decisions, and convergence gating decision processing comprises: The security gating decision process comprises the steps of extracting a load fluctuation index, a vibration band energy index and a temperature rise gradient index from a state characteristic vector abstract of a fingerprint packet, executing abnormal point removing process according to a quality mark abstract field, then reading a security gating threshold group in a gating threshold group, executing a combination strategy threshold comparison of homodromous comparison and hysteresis comparison, generating a security gating decision result field, recording a trigger reason code and a time window index range, performing the quality gating decision process, extracting a shelled particle proportion abstract and a crushed particle proportion abstract from a quality proxy vector abstract of the fingerprint packet, executing confidence correction process according to the quality mark abstract field to weight and aggregate to generate a shelled gating input value and a crushed particle gating input value, then reading a quality gating threshold group in the gating threshold group, executing threshold comparison, generating a quality gating decision result field, writing a weight reducing decision mark when the image acquisition is abnormal, performing convergence gating decision process, and performing convergence gating decision process, wherein the convergence gating decision process comprises the step of extracting a gating result sequence of the latest cycle under the same session configuration packet identifier from a running log area, and the consistency section length and state flip count, executing convergence statistics and writing the convergence gating decision result in the convergence gating threshold group in the threshold group, and writing the convergence gating decision result field in the convergence gating decision field.
8. The method of claim 1, wherein performing candidate centrifugation parameter set generation, comprehensive score ranking comprises: The candidate centrifugal parameter set generating process comprises the steps of analyzing a candidate centrifugal parameter set primary selection set from a parameter association field of a fingerprint packet, executing gating filtering to reject items with a safety gating judging result field being rejected and items with a weight-reducing quality gating judging result field being rejected, starting a conservative generation mode to only keep items with smaller parameter distances and lock feeding tracks unchanged when the convergence gating judging result field is rejected, executing comprehensive score sorting process, wherein the comprehensive score sorting process comprises the step of calculating a comprehensive score for the candidate centrifugal parameter set one by one, the comprehensive score comprises a quality deviation penalty item calculated by a balance index field quality gating judging result field, a risk penalty item calculated by a sensitivity field and a safety gating judging result field and a switching cost item calculated by a parameter distance between the candidate centrifugal parameter set and a current centrifugal parameter set, and executing weighted synthesis to output a comprehensive score sorting result field.
9. The method of claim 1, wherein the process of perturbing distance constraint selection, outlier fingerprint construction, outlier typing comprises: The disturbance distance constraint selection processing comprises traversing candidate items under the constraint of a comprehensive score sequencing result field, calculating a parameter distance, comparing the parameter distance with a preset threshold value, selecting the first candidate item meeting the distance constraint as a target candidate centrifugal parameter set, recording a candidate centrifugal parameter set selection result field, otherwise triggering a conservative rollback processing to keep the current centrifugal parameter set, and executing an abnormal fingerprint construction and abnormal typing processing, wherein the abnormal fingerprint construction processing comprises analyzing vibration spectrum peak characteristics, load mutation morphological characteristics and feeding position fluctuation characteristics from a state characteristic vector abstract of a fingerprint packet to construct an abnormal fingerprint field, and the abnormal typing processing comprises identifying a blocking type abnormality, a slipping type abnormality, an unbalanced type abnormality and a feeding fluctuation type abnormality based on a typing rule engine and outputting an abnormal typing result and a typing rule version number.
10. The method of claim 1, wherein the procedure of handling the action sequence generation process comprises: The processing of generating the treatment action sequence comprises generating a treatment action sequence abstract field comprising a material reduction action, a speed reduction action, a reset heuristic action, a speed reduction locking action or a maintenance prompt action according to an abnormal parting result, a gating result field set and a candidate centrifugal parameter set selection result field, and generating an updated centrifugal parameter set.

Description

Centrifugal parameter self-adjustment method of centrifugal machine for hull removing of oat Technical Field The invention relates to the field of centrifugal parameter self-adjustment of centrifugal shelling equipment, in particular to a centrifugal parameter self-adjustment method of a centrifugal machine for shelling of oat hulls. Background In the field of centrifugal parameter self-adjustment of centrifugal shelling equipment, the existing scheme of the centrifugal parameter self-adjustment method of the centrifugal machine for shelling the oat hulls is generally developed around the presetting and switching of a centrifugal parameter set, the rotating speed and the feeding beat are configured by relying on operation experience or a fixed process window, quality related information is obtained through external observation or off-line sampling inspection in the operation process, and the limitations that the coupling relation between the centrifugal parameter set and the actual working condition is difficult to describe, the caliber of a parameter switching triggering condition is not uniform, the recording link of the operation process is incomplete and the like exist. In the existing method, rotation speed feedback, feeding position data and quality agent data are scattered and collected or processed step by step, unified sampling caliber and field mapping which takes a session configuration package as traction are lacked, time consistency constraint on collected data is insufficient, pain points such as asynchronism of rotation speed feedback and feeding position data, hysteresis or distortion of quality agent data and the like are easy to appear in a scene of coexistence of material fluctuation and operation disturbance of different batches, and stable realization of generating fingerprint packages based on alignment feature packages and outputting updated centrifugal parameter sets and archiving record packages under the constraint of gating results is difficult to meet. Aiming at joint processing among session configuration packages, alignment feature packages and fingerprint packages, the prior art generally lacks engineering constraint for forming a consistent link by arranging a heuristic sequence, sectionally operating sampling, calculating sensitivity and calculating a balance index, also lacks a process management mechanism for integrating security gating judgment, quality gating judgment and convergence gating judgment into the same judgment caliber and generating a candidate centrifugal parameter set, comprehensively grading and sorting, disturbance distance constraint selection, abnormal fingerprint construction, abnormal parting and processing action sequence generation, and is difficult to form a consistent flow of acquisition, alignment, calculation, judgment, selection, processing and archiving in the continuous operation process of the centrifuge for hull and oat shelling, so that the problems of parameter rollback, inconsistent processing action, difficult process disc copying and the like are caused in the production operation because the generation of updating centrifugal parameter set lacks traceability, and incomplete field caliber and time sequence context of archiving record packages. Disclosure of Invention In order to solve the technical problems, the invention provides a centrifugal parameter self-adjusting method of a centrifugal machine for shelling of oat, which comprises the following steps: s100, acquiring a centrifugal unshelling device identifier, a rotor assembly model and variable frequency driving parameters, defining a centrifugal parameter set, constructing a candidate parameter set library and registering a state machine template to obtain a session configuration package; S200, based on the session configuration package, performing synchronous acquisition processing of rotating speed feedback, feeding position data and quality proxy data, and generating an alignment feature package; S300, based on the alignment feature packet, performing trial sequence arrangement and segmentation operation sampling processing, and performing sensitivity calculation and balance index calculation processing to generate a fingerprint packet; S400, carrying out safety gating judgment, quality gating judgment and convergence gating judgment processing based on the fingerprint packet, carrying out candidate centrifugal parameter set generation, comprehensive grading sorting, disturbance distance constraint selection, abnormal fingerprint construction, abnormal typing and treatment action sequence generation processing under the constraint of a gating result to generate an updated centrifugal parameter set and an archive record packet, wherein the updated centrifugal parameter set comprises a packaging rotating speed set value, a rotating speed slope, a feeding track and a gating threshold value set in a target candidate centrifugal parameter set corresponding to a candidate centrifu