超市仿真作業(yè)實(shí)驗(yàn)報(bào)告

仿真作業(yè)實(shí)驗(yàn)報(bào)告基于flexsim的超市仿真模型及分析物管四班小組成員：劉佳2220102182戈洪宇2220101066韓松澤2220101064楊冰峰2220100745武禹陶2220101069孫富成2220101068孟慶偉2220100413實(shí)驗(yàn)?zāi)康囊猿蟹?wù)業(yè)務(wù)為背景，建立起適當(dāng)?shù)哪Ｐ?，通過運(yùn)行模型，分析結(jié)果，熟悉flexsim軟件運(yùn)行流程和基本操作模型建立用processor模擬超市收銀臺(tái)，rack模擬超市內(nèi)貨架，進(jìn)行如下圖所示的模型建立：模擬超市模型中的顧客來源，到達(dá)分布以及排隊(duì)情況均在source中設(shè)定。模擬流程為，顧客按照一定分布律到達(dá)，由收銀臺(tái)處進(jìn)入超市，然后進(jìn)入超市內(nèi)進(jìn)行購(gòu)物，選購(gòu)然后到收銀臺(tái)進(jìn)行結(jié)賬。參數(shù)設(shè)置：顧客到達(dá)服從exponential(0,30,1)分布，在如下圖中設(shè)置：雙擊“operator”進(jìn)行如下圖的設(shè)置：點(diǎn)擊resource中的flow，按下圖所選同時(shí)將duniform(1,3)改為duniform(1,6)選擇source2，同理按上圖將數(shù)據(jù)改為duniform(1,6)選擇queue3,并按下圖所示選擇更改sendtoport選項(xiàng)選擇shortestqueue其意義為顧客選擇最短排隊(duì)而后選擇triggers—onexit，進(jìn)入代碼編輯界面，打入如下代碼treenodeitem=parnode(1);treenodecurrent=ownerobject(c);intport=parval(2);treenodets=createemptytasksequence(item,0,0);inttype=getitemtype(item);switch(type){ case1: { inserttask(ts,TASKTYPE_TRAVEL,centerobject(current,1),NULL); inserttask(ts,TASKTYPE_CALLSUBTASKS,centerobject(current,1),NULL,tonum(item),0); break; } case2: { inserttask(ts,TASKTYPE_TRAVEL,centerobject(current,2),NULL); inserttask(ts,TASKTYPE_CALLSUBTASKS,centerobject(current,2),NULL,tonum(item),0); break;} case3: { inserttask(ts,TASKTYPE_TRAVEL,centerobject(current,3),NULL); inserttask(ts,TASKTYPE_CALLSUBTASKS,centerobject(current,3),NULL,tonum(item),0); break; } case4: { inserttask(ts,TASKTYPE_TRAVEL,centerobject(current,4),NULL); inserttask(ts,TASKTYPE_CALLSUBTASKS,centerobject(current,4),NULL,tonum(item),0); break; } case5: { inserttask(ts,TASKTYPE_TRAVEL,centerobject(current,5),NULL); inserttask(ts,TASKTYPE_CALLSUBTASKS,centerobject(current,5),NULL,tonum(item),0); break; } default: { inserttask(ts,TASKTYPE_TRAVEL,centerobject(current,6),NULL); inserttask(ts,TASKTYPE_CALLSUBTASKS,centerobject(current,6),NULL,tonum(item),0);}}以上代碼意義為通過switch將不同顧客分配到不同貨架，同時(shí)傳遞消息給貨架，讓其進(jìn)入下一任務(wù)點(diǎn)選rack，進(jìn)入屬性編輯，triggers—onmessage,進(jìn)入代碼頁(yè)面，打入如下代碼treenodecurrent=ownerobject(c);treenodeoperater=tonode(msgparam(1));treenodesubts=createemptytasksequence(operater,0,0); inserttask(subts,TASKTYPE_TRAVEL,current,NULL); inserttask(subts,TASKTYPE_FRLOAD,last(current),current); returnsubts;以上代碼表示當(dāng)收貨架到信息，新建一任務(wù)序列，顧客在貨架上取貨，并行進(jìn)到下一固定對(duì)象依次將代碼編輯進(jìn)不同rack選擇processer，在trigger—onentry,,選項(xiàng)如下圖所示模型運(yùn)行及數(shù)據(jù)分析三個(gè)收銀臺(tái)的忙閑率如下面餅狀圖所示