baoshiwei
2026-04-01 81b0ad0124847f083990d574dc8d20961ec6e713
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查询挤出机数据
:param start_date: å¼€å§‹æ—¥æœŸ
:param end_date: ç»“束日期
:return: åŒ…含挤出机数据的数据框
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            SELECT 
                time,
                compound_code,
                screw_speed_set,
                screw_speed_actual,
                extruder_current,
                head_pressure,
                machine_head_speed,
                compound_code_ref,
                compound_ratio,
                die_ratio,
                color_line,
                buffer_compound,
                spec_name,
                metered_weight
            FROM 
                public.aics_extruder_data
            WHERE 
                time BETWEEN %s AND %s
            ORDER BY 
                time ASC
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基于胶料号变更检测换批事件
:param df: æŒ¤å‡ºæœºæ•°æ®æ¡†
:return: åŒ…含换批事件的数据框
NÚ compound_codeéÚcompound_code_shiftÚis_batch_changerÚtimeéÿÿÿÿé<Úmetered_weightz %Y%m%d%H%M%Sé)Úbatch_idr"Ú
start_timeÚend_timeÚduration_minutes)r+r"r,r-r.Ú production_kgu检测换批事件失败: )ÚemptyrÚ    DataFrameÚcopyÚshiftÚastypeÚintÚilocrÚindexÚtolistÚ total_secondsÚsumÚappendÚstrftimeÚroundÚrangeÚlenr)r rÚbatch_dfÚchange_indicesÚ batch_eventsr,r-r"ÚdurationÚ
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batch_dataÚlast_batch_datars               r Údetect_batch_changesÚ$ExtruderService.detect_batch_changes<s€ð ‰:˜ŸŸÜ—<’<“>Ð !ð]    "à—w‘w“yˆHð/7°Ñ.G×.MÑ.MÈaÓ.PˆHÐ*Ñ +à+3°OÑ+DÈÐQfÑHgÑ+g×*oÑ*oÔpsÓ*tˆHÐ&Ñ 'Ø23ˆHÐ&Ñ '× ,Ñ ,¨QÑ /ä (ŒOà%Ð/@Ñ&AÀQÑ&FÑG×MÑM×TÑTÓVˆNðˆLö"à—~—~Ø!)¨&Ñ!1×!6Ñ!6°qÑ!9JØ'¨Ñ/×4Ñ4°RÑ8HØ$,¨_Ñ$=×$BÑ$BÀ1Ñ$EMØ (Ñ 5×DÑDÓFÈÑKHØ!)Ð*:Ñ!;×!?Ñ!?Ó!AJà ×'Ñ'Ø$.×$7Ñ$7¸Ó$GØ)6Ø&0Ø$,Ü,1°(¸AÓ,>ñ )ôùð$,§=¡=Ð1G°.ÀÑ2CÀaÑ2GÐ#HРØ'×-×-Ø!1°&Ñ!9×!>Ñ!>¸qÑ!AJØ/°Ñ7×<Ñ<¸RÑ@HØ$4°_Ñ$E×$JÑ$JÈ1Ñ$MMØ (Ñ 5×DÑDÓFÈÑKHØ!1Ð2BÑ!C×!GÑ!GÓ!IJà ×'Ñ'Ø$.×$7Ñ$7¸Ó$GØ)6Ø&0Ø$,Ü,1°(¸AÓ,>ñ )ôôœs >Ó2°QÑ6Ö7AØ!)§¡¨~Ñ/@ÀÐTUÑPUÑAVÐYZÑAZÐ![JØ%×+×+Ñ+Ø%/°Ñ%7×%<Ñ%<¸QÑ%?˜
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分析参数变化趋势
:param df: æŒ¤å‡ºæœºæ•°æ®æ¡†
:return: åŒ…含趋势分析结果的字典
NÚscrew_speed_setÚscrew_speed_actual)ÚsetÚactualÚextruder_currentÚ head_pressurer))Ú screw_speedrPrQr)u分析参数趋势失败: )r0Údescriberr)r rÚtrendsrs    r Úanalyze_parameter_trendsÚ(ExtruderService.analyze_parameter_trends¤s®€ð ‰:˜ŸŸØˆIð     ðÐ/Ñ0×9Ñ9Ó;Ø Ð!5Ñ6×?Ñ?ÓAñ ð%'Ð'9Ñ$:×$CÑ$CÓ$EØ!# OÑ!4×!=Ñ!=Ó!?Ø"$Ð%5Ñ"6×"?Ñ"?Ó"AñˆFðˆMøÜó    Ü Ð.¨q¨cÐ2Ô 3؍Iûð    ús˜A A9Á9
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