本發明涉及安全生(sheng)產預(yu)警,具(ju)體涉及一種基(ji)于場景分析(xi)的安全生(sheng)產預(yu)警系統(tong)及方法(fa)。
背景技術:
1、隨(sui)著經濟的(de)迅猛發展,我國各(ge)行業(ye)(ye)企(qi)業(ye)(ye)規(gui)模(mo)不斷擴大,但(dan)企(qi)業(ye)(ye)間的(de)安全(quan)管(guan)理(li)水(shui)平(ping)參差不齊(qi),在生(sheng)(sheng)產過程中(zhong),受生(sheng)(sheng)產水(shui)平(ping)、安全(quan)生(sheng)(sheng)產條件、企(qi)業(ye)(ye)監管(guan)力度等多種因素的(de)影(ying)響,安全(quan)事(shi)故時有(you)發生(sheng)(sheng),造成(cheng)了(le)生(sheng)(sheng)命和(he)(he)財產的(de)巨大損失,因此,如何有(you)效預防和(he)(he)控制安全(quan)事(shi)故的(de)發生(sheng)(sheng),成(cheng)為當前企(qi)業(ye)(ye)和(he)(he)社會(hui)的(de)重中(zhong)之重;
2、在(zai)(zai)現代工業(ye)生產中,特別是(shi)化工、石油、天然(ran)氣(qi)(qi)(qi)、鋼(gang)鐵等(deng)行業(ye)中,可燃(ran)氣(qi)(qi)(qi)體(ti)和有毒氣(qi)(qi)(qi)體(ti)的存在(zai)(zai)及(ji)其(qi)濃度管理直接關系到生產安(an)全(quan)、人(ren)員健康及(ji)環境保護,然(ran)而,目前在(zai)(zai)生產現場的對(dui)(dui)氣(qi)(qi)(qi)體(ti)濃度檢(jian)測(ce)的系統較為簡單,不能對(dui)(dui)檢(jian)測(ce)到的氣(qi)(qi)(qi)體(ti)濃度進行多方面的綜合考量評估,并且(qie)不能對(dui)(dui)氣(qi)(qi)(qi)體(ti)濃度異常的時間進行預測(ce)和提前防護;
3、鑒(jian)于(yu)(yu)此,我(wo)們提(ti)出了一種基于(yu)(yu)場景(jing)分析(xi)的安全生產預(yu)警系統及(ji)方法。
技術實現思路
1、本(ben)發明(ming)的目的在于(yu)提供一種基于(yu)場景分(fen)析的安全生產預警系統(tong)及方法,以解決上述背景中不(bu)能(neng)對(dui)檢測到的氣體濃度進行多方面的綜合(he)考(kao)量(liang)評(ping)估的問題。
2、本發明的目(mu)的可以通過以下技術(shu)方案實現:
3、一(yi)種基于(yu)場景分析(xi)的安全生(sheng)產(chan)預警系統及方法,包括以下(xia)步(bu)(bu)驟(zou)(zou):步(bu)(bu)驟(zou)(zou)一(yi):獲(huo)(huo)取(qu)氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)值(zhi)(zhi)(zhi)數據(ju),并(bing)計算氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)表征(zheng)值(zhi)(zhi)(zhi);步(bu)(bu)驟(zou)(zou)二:獲(huo)(huo)取(qu)氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)表征(zheng)值(zhi)(zhi)(zhi),并(bing)計算氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)判(pan)(pan)斷(duan)值(zhi)(zhi)(zhi);步(bu)(bu)驟(zou)(zou)三:獲(huo)(huo)取(qu)每個計算時段的氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)判(pan)(pan)斷(duan)值(zhi)(zhi)(zhi),將(jiang)氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)判(pan)(pan)斷(duan)值(zhi)(zhi)(zhi)與氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)判(pan)(pan)斷(duan)閾(yu)值(zhi)(zhi)(zhi)進行(xing)(xing)比較,氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)判(pan)(pan)斷(duan)值(zhi)(zhi)(zhi)大于(yu)氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)判(pan)(pan)斷(duan)閾(yu)值(zhi)(zhi)(zhi),生(sheng)成預警信(xin)號;步(bu)(bu)驟(zou)(zou)四:基于(yu)上述預警信(xin)號,獲(huo)(huo)取(qu)歷史數據(ju)中預警信(xin)號的產(chan)生(sheng)時間,判(pan)(pan)斷(duan)是否具(ju)有(you)周期性,生(sheng)成規(gui)(gui)律(lv)信(xin)號;步(bu)(bu)驟(zou)(zou)五(wu):基于(yu)上述生(sheng)成的規(gui)(gui)律(lv)信(xin)號,對產(chan)生(sheng)預警信(xin)號時間進行(xing)(xing)預測,提(ti)前進行(xing)(xing)防護調節。
4、作為本發明(ming)進一(yi)步的方(fang)案:氣體(ti)濃(nong)度表征值(zhi)的獲取過程為:
5、獲(huo)取(qu)氣(qi)體(ti)(ti)濃度(du)漲幅(fu)值、氣(qi)體(ti)(ti)濃度(du)均值和氣(qi)體(ti)(ti)濃度(du)標準差(cha);
6、將(jiang)氣體(ti)濃度漲幅(fu)值(zhi)、氣體(ti)濃度均值(zhi)和(he)氣體(ti)濃度標準差進行乘積計算,得到(dao)氣體(ti)濃度表征值(zhi)。
7、作為(wei)本發明進一步的方案:氣(qi)體(ti)濃度(du)(du)漲幅值、氣(qi)體(ti)濃度(du)(du)均值和氣(qi)體(ti)濃度(du)(du)標準差的獲取過程為(wei):
8、采(cai)集分析周期(qi)內生(sheng)產現場(chang)的(de)實時(shi)氣體濃度值(zhi)數據;
9、在分析(xi)周期(qi)內設置有若干個(ge)分析(xi)時間(jian)節(jie)點,將每個(ge)分析(xi)時間(jian)節(jie)點與生(sheng)產開始(shi)的時間(jian)節(jie)點的時間(jian)間(jian)隔(ge),標記為(wei)分析(xi)時段;
10、在分析時(shi)段內,提取(qu)實時(shi)氣(qi)(qi)(qi)體濃(nong)(nong)(nong)(nong)度(du)值(zhi)數(shu)據中(zhong)的氣(qi)(qi)(qi)體濃(nong)(nong)(nong)(nong)度(du)最(zui)大(da)值(zhi)和(he)氣(qi)(qi)(qi)體濃(nong)(nong)(nong)(nong)度(du)最(zui)小(xiao)值(zhi),并進行差(cha)值(zhi)計算,得(de)到(dao)氣(qi)(qi)(qi)體濃(nong)(nong)(nong)(nong)度(du)極差(cha)值(zhi),將氣(qi)(qi)(qi)體濃(nong)(nong)(nong)(nong)度(du)極差(cha)值(zhi)與氣(qi)(qi)(qi)體濃(nong)(nong)(nong)(nong)度(du)最(zui)小(xiao)值(zhi)作比值(zhi)處理,得(de)到(dao)氣(qi)(qi)(qi)體濃(nong)(nong)(nong)(nong)度(du)漲幅值(zhi);
11、在(zai)分(fen)析時段內,將氣體(ti)濃度值(zhi)數據進行求(qiu)和取均值(zhi),計算得到氣體(ti)濃度均值(zhi);
12、在分析時(shi)段(duan)內,將氣體濃(nong)(nong)度值數據代入(ru)標準差(cha)公式,計算(suan)得(de)到氣體濃(nong)(nong)度標準差(cha)。
13、作為(wei)本發明進一步的方案:氣體濃度(du)判斷值的獲(huo)取過(guo)程為(wei):
14、獲取超界區域占比值(zhi)(zhi)、波峰谷偏離總值(zhi)(zhi)與極值(zhi)(zhi)漲幅值(zhi)(zhi);
15、將超界區域占比值、離散程度總值與極值漲幅值進(jin)行乘積計(ji)算,得到氣體濃度判斷值。
16、作為(wei)本發明(ming)進一步的方案:超(chao)界區域占比值(zhi)、離(li)散程度總值(zhi)與極值(zhi)漲幅值(zhi)的獲取過程為(wei):
17、獲取分析(xi)(xi)周期內的氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)(du)(du)表(biao)征(zheng)(zheng)值(zhi),時間為x軸,氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)(du)(du)表(biao)征(zheng)(zheng)值(zhi)為y軸,構(gou)建氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)(du)(du)表(biao)征(zheng)(zheng)值(zhi)二維(wei)模型,將分析(xi)(xi)時間節點的氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)(du)(du)表(biao)征(zheng)(zheng)值(zhi)代入到二維(wei)模型中(zhong),并繪制成氣(qi)(qi)體(ti)(ti)濃(nong)度(du)(du)(du)(du)表(biao)征(zheng)(zheng)值(zhi)曲線;
18、以氣(qi)(qi)體濃(nong)度表征(zheng)閾值(zhi)(zhi)建立一條平行于(yu)x軸的(de)基(ji)準線(xian),以氣(qi)(qi)體濃(nong)度表征(zheng)值(zhi)(zhi)曲線(xian)在基(ji)準線(xian)上側(ce)的(de)部分(fen)為超界區(qu)域(yu)(yu),以氣(qi)(qi)體濃(nong)度表征(zheng)值(zhi)(zhi)曲線(xian)在基(ji)準線(xian)下側(ce)的(de)部分(fen)為安(an)全區(qu)域(yu)(yu);
19、在分析周期內設置有若干(gan)個計算時(shi)間(jian)節點(dian),將每個計算時(shi)間(jian)節點(dian)與(yu)生產開始的時(shi)間(jian)節點(dian)的時(shi)間(jian)間(jian)隔(ge),標記(ji)為(wei)計算時(shi)段(duan);
20、在計(ji)算(suan)時段內,獲取超(chao)界區域(yu)總時間,將(jiang)超(chao)界區域(yu)總時間與計(ji)算(suan)時段總時間進(jin)行比值(zhi)計(ji)算(suan),得(de)到超(chao)界區域(yu)占比值(zhi);
21、獲取斜率變化(hua)總值與波(bo)峰谷(gu)偏離(li)總值;
22、將斜率(lv)變(bian)化總(zong)值與波峰谷(gu)偏離總(zong)值進行求和,得到(dao)離散程度總(zong)值;
23、在計算(suan)時(shi)段內,提取氣體濃度表(biao)征值(zhi)(zhi)曲線的最(zui)(zui)大值(zhi)(zhi)和最(zui)(zui)小值(zhi)(zhi),并進行差(cha)值(zhi)(zhi)計算(suan),得(de)到(dao)極值(zhi)(zhi)差(cha)值(zhi)(zhi),將極值(zhi)(zhi)差(cha)值(zhi)(zhi)與最(zui)(zui)小值(zhi)(zhi)進行比(bi)值(zhi)(zhi)計算(suan),得(de)到(dao)極值(zhi)(zhi)漲幅值(zhi)(zhi)。
24、作為本發明進一(yi)步的方案:斜(xie)率(lv)變化(hua)總(zong)值與(yu)波峰(feng)谷偏離總(zong)值的獲(huo)取過(guo)程為:
25、在(zai)計(ji)算(suan)時(shi)段內,將(jiang)計(ji)算(suan)時(shi)段分成(cheng)若干個檢測(ce)時(shi)間(jian)點(dian),獲取每個檢測(ce)時(shi)間(jian)點(dian)的斜率值(zhi);
26、計算每個檢測(ce)時(shi)間點的斜率(lv)變化(hua)值(zhi)(zhi),并進(jin)行求和(he),得到斜率(lv)變化(hua)總值(zhi)(zhi);
27、在(zai)計(ji)(ji)算(suan)(suan)(suan)時(shi)(shi)段內(nei),獲取氣(qi)體濃度表(biao)征值(zhi)(zhi)(zhi)(zhi)曲(qu)線的波峰值(zhi)(zhi)(zhi)(zhi)和(he)(he)波谷(gu)值(zhi)(zhi)(zhi)(zhi),再將計(ji)(ji)算(suan)(suan)(suan)時(shi)(shi)段內(nei)的所有分(fen)析時(shi)(shi)間節點的氣(qi)體濃度表(biao)征值(zhi)(zhi)(zhi)(zhi)進行(xing)均值(zhi)(zhi)(zhi)(zhi)計(ji)(ji)算(suan)(suan)(suan),得到計(ji)(ji)算(suan)(suan)(suan)時(shi)(shi)段內(nei)的氣(qi)體濃度表(biao)征值(zhi)(zhi)(zhi)(zhi)曲(qu)線平(ping)均值(zhi)(zhi)(zhi)(zhi),將波峰值(zhi)(zhi)(zhi)(zhi)與氣(qi)體濃度表(biao)征值(zhi)(zhi)(zhi)(zhi)曲(qu)線平(ping)均值(zhi)(zhi)(zhi)(zhi)進行(xing)差(cha)值(zhi)(zhi)(zhi)(zhi)計(ji)(ji)算(suan)(suan)(suan),并(bing)進行(xing)求和(he)(he),得到波峰總偏(pian)差(cha)值(zhi)(zhi)(zhi)(zhi),將氣(qi)體濃度表(biao)征值(zhi)(zhi)(zhi)(zhi)曲(qu)線平(ping)均值(zhi)(zhi)(zhi)(zhi)與波谷(gu)值(zhi)(zhi)(zhi)(zhi)進行(xing)差(cha)值(zhi)(zhi)(zhi)(zhi)計(ji)(ji)算(suan)(suan)(suan),并(bing)進行(xing)求和(he)(he),得到波谷(gu)總偏(pian)差(cha)值(zhi)(zhi)(zhi)(zhi);
28、將波(bo)峰總偏(pian)差值與(yu)波(bo)谷總偏(pian)差值進行求和,得到波(bo)峰谷偏(pian)離總值。
29、作為本發明進一步的(de)方(fang)案:生成規律信號(hao)的(de)過(guo)程為:
30、獲取生成偏離(li)小(xiao)信號的個數值(zhi)和(he)生成偏離(li)大信號的個數值(zhi),并進(jin)行(xing)求和(he),得到總個數值(zhi);
31、將生成偏離小信(xin)號(hao)的個數(shu)值與總個數(shu)值進行比值計(ji)算(suan),得到偏離小的個數(shu)占比值;
32、將生(sheng)成偏(pian)離大信號的個(ge)數(shu)值(zhi)與總個(ge)數(shu)值(zhi)進行(xing)比值(zhi)計算,得到偏(pian)離大的個(ge)數(shu)占比值(zhi);
33、將(jiang)偏離小的個數(shu)占比值與偏離大(da)的個數(shu)占比值進行比較(jiao);
34、若(ruo)偏離(li)小的個數(shu)占比值大于(yu)偏離(li)大的個數(shu)占比值,生成規(gui)律信號。
35、作為本發明進(jin)一步的(de)方案:生成(cheng)偏(pian)離(li)小信號或生成(cheng)偏(pian)離(li)大信號的(de)過程為:
36、獲取歷(li)史數據(ju)中(zhong)每(mei)個(ge)計算時(shi)段的生(sheng)成(cheng)預(yu)警信(xin)號(hao)的時(shi)間,計算相(xiang)鄰(lin)生(sheng)成(cheng)預(yu)警時(shi)間節點的時(shi)間差(cha)值,得(de)到時(shi)間偏差(cha)值;
37、計(ji)算連續的兩個編號(hao)之間的時(shi)間差(cha)值,得(de)到時(shi)間偏差(cha)值;
38、將所有的時間偏差(cha)值(zhi)(zhi)(zhi)進行求和取均(jun)值(zhi)(zhi)(zhi),得到時間偏差(cha)均(jun)值(zhi)(zhi)(zhi),將時間偏差(cha)值(zhi)(zhi)(zhi)與時間偏差(cha)均(jun)值(zhi)(zhi)(zhi)進行差(cha)值(zhi)(zhi)(zhi)計算(suan),得到的絕(jue)對值(zhi)(zhi)(zhi),記為時間偏差(cha)值(zhi)(zhi)(zhi)的偏離值(zhi)(zhi)(zhi);
39、將(jiang)時間偏(pian)差值的偏(pian)離(li)值與時間偏(pian)差值的偏(pian)離(li)閾值進行比較;
40、時間(jian)偏(pian)差值的(de)偏(pian)離值小(xiao)于(yu)等(deng)于(yu)時間(jian)偏(pian)差值的(de)偏(pian)離閾(yu)值,生成(cheng)偏(pian)離小(xiao)信號(hao);
41、時(shi)間偏(pian)(pian)差值的偏(pian)(pian)離(li)值大(da)于時(shi)間偏(pian)(pian)差值的偏(pian)(pian)離(li)閾值,生成偏(pian)(pian)離(li)大(da)信(xin)號(hao);
42、作為本發明(ming)進一步的(de)方案:步驟五的(de)具體過程為:
43、獲取分析周期(qi)內(nei)每個計算時段(duan)的氣(qi)體(ti)濃(nong)度(du)判(pan)(pan)斷值,將氣(qi)體(ti)濃(nong)度(du)判(pan)(pan)斷值與(yu)氣(qi)體(ti)濃(nong)度(du)判(pan)(pan)斷閾值進行(xing)差(cha)值計算,得(de)到每個計算時段(duan)的氣(qi)體(ti)濃(nong)度(du)標準(zhun)偏差(cha)值,并進行(xing)求和(he),得(de)到分析周期(qi)的氣(qi)體(ti)濃(nong)度(du)標準(zhun)偏差(cha)總值;
44、獲取(qu)分(fen)析(xi)(xi)周期內分(fen)析(xi)(xi)時(shi)(shi)段個數(shu),將分(fen)析(xi)(xi)時(shi)(shi)段個數(shu)與氣(qi)(qi)體濃度(du)判斷閾值(zhi)進(jin)行乘積處理,得到分(fen)析(xi)(xi)周期的氣(qi)(qi)體濃度(du)判斷閾值(zhi)總值(zhi);
45、將(jiang)氣體(ti)濃(nong)(nong)度(du)(du)標準偏差(cha)總(zong)值(zhi)與氣體(ti)濃(nong)(nong)度(du)(du)判斷閾值(zhi)總(zong)值(zhi)進行比值(zhi)處理(li),計算得到調(diao)控系(xi)數a;
46、獲取(qu)在分析周期內通風設(she)備的功率p1,將(jiang)分析周期內通風設(she)備的功率p1與調控系數a代入公式,計算得(de)到調節總功率p2,p2即(ji)為所需增加的功率值;
47、獲取通風設備最(zui)大功率(lv)p0,將p1+p2與p0進行比(bi)較;
48、若p1+p2≤p0,即在p1的基礎上增加p2值;
49、若(ruo)p1+p2>p0,即在p1的基礎上(shang)將(jiang)功率調(diao)節至最(zui)大;
50、將p1、p2、p0代(dai)入公式p3=p1+p2-p0,計(ji)算得到還需增加的功率(lv)p3;
51、將p3與p0代入公式(shi)t=p3/p0,計算得到所需通風(feng)設備個數。
52、作為本發明進一步的方案:具體包括:
53、數(shu)據獲取計(ji)算模塊(kuai):獲取氣(qi)體濃(nong)度值數(shu)據,并計(ji)算氣(qi)體濃(nong)度表征值;
54、數據(ju)獲(huo)取(qu)分析模塊(kuai):獲(huo)取(qu)氣體濃度表征值(zhi),并計算氣體濃度判(pan)斷(duan)值(zhi);
55、判斷(duan)判定模塊(kuai):獲取氣(qi)(qi)體濃(nong)(nong)度(du)判斷(duan)值,將氣(qi)(qi)體濃(nong)(nong)度(du)判斷(duan)值與氣(qi)(qi)體濃(nong)(nong)度(du)判斷(duan)閾值進行比(bi)較,氣(qi)(qi)體濃(nong)(nong)度(du)判斷(duan)值大于氣(qi)(qi)體濃(nong)(nong)度(du)判斷(duan)閾值,生成預(yu)警信號;
56、周期(qi)性分析模塊:基(ji)于上述(shu)預警(jing)信(xin)號(hao),獲取歷史數據中(zhong)預警(jing)信(xin)號(hao)的產生時間,判斷是否(fou)具(ju)有周期(qi)性,生成規律信(xin)號(hao);
57、預測調(diao)節模(mo)塊:基于上述生成的規(gui)律信號,提前(qian)進行防(fang)護調(diao)節。
58、本發(fa)明的有益效果(guo):
59、(1)本發明首(shou)先獲(huo)取氣(qi)(qi)(qi)體濃(nong)(nong)度(du)(du)(du)(du)值(zhi)(zhi),并對(dui)氣(qi)(qi)(qi)體濃(nong)(nong)度(du)(du)(du)(du)值(zhi)(zhi)進(jin)(jin)(jin)行(xing)分(fen)析(xi)處理,得到分(fen)析(xi)時(shi)(shi)間節點(dian)的(de)(de)(de)氣(qi)(qi)(qi)體濃(nong)(nong)度(du)(du)(du)(du)表征(zheng)值(zhi)(zhi),從而(er)可(ke)以通過綜合考量,更加(jia)全面地對(dui)氣(qi)(qi)(qi)體濃(nong)(nong)度(du)(du)(du)(du)值(zhi)(zhi)進(jin)(jin)(jin)行(xing)評(ping)估,然后(hou)通過獲(huo)取分(fen)析(xi)時(shi)(shi)間節點(dian)的(de)(de)(de)氣(qi)(qi)(qi)體濃(nong)(nong)度(du)(du)(du)(du)表征(zheng)值(zhi)(zhi),并對(dui)氣(qi)(qi)(qi)體濃(nong)(nong)度(du)(du)(du)(du)表征(zheng)值(zhi)(zhi)進(jin)(jin)(jin)行(xing)分(fen)析(xi)處理,得到計算時(shi)(shi)間節點(dian)的(de)(de)(de)氣(qi)(qi)(qi)體濃(nong)(nong)度(du)(du)(du)(du)判(pan)斷值(zhi)(zhi),將氣(qi)(qi)(qi)體濃(nong)(nong)度(du)(du)(du)(du)判(pan)斷值(zhi)(zhi)與氣(qi)(qi)(qi)體濃(nong)(nong)度(du)(du)(du)(du)判(pan)斷閾值(zhi)(zhi)進(jin)(jin)(jin)行(xing)比(bi)較,生(sheng)(sheng)成安(an)(an)全信(xin)號或(huo)預警(jing)(jing)信(xin)號,從而(er)可(ke)以對(dui)生(sheng)(sheng)產現(xian)場的(de)(de)(de)氣(qi)(qi)(qi)體濃(nong)(nong)度(du)(du)(du)(du)進(jin)(jin)(jin)行(xing)多維度(du)(du)(du)(du)綜合判(pan)斷,對(dui)氣(qi)(qi)(qi)體濃(nong)(nong)度(du)(du)(du)(du)不安(an)(an)全時(shi)(shi)進(jin)(jin)(jin)行(xing)及時(shi)(shi)的(de)(de)(de)預警(jing)(jing);
60、(2)本發明通(tong)過(guo)獲取(qu)歷(li)史(shi)數(shu)據中生成預警(jing)信號的時間,并進行編(bian)號,計算兩個相鄰(lin)編(bian)號之(zhi)間的時間偏差值,分析判斷是否具有周期性,生成規(gui)律(lv)(lv)信號或不規(gui)律(lv)(lv)信號,從而可以基于生成預警(jing)信號的周期性規(gui)律(lv)(lv),進行提前預測;
61、(3)本發明獲取(qu)獲取(qu)分析(xi)周期內(nei)(nei)每個計(ji)(ji)(ji)算(suan)(suan)時段的(de)(de)氣體濃度判(pan)斷(duan)(duan)值,并計(ji)(ji)(ji)算(suan)(suan)調控系(xi)(xi)數,獲取(qu)當前分析(xi)周期內(nei)(nei)通風設備的(de)(de)功(gong)率(lv)(lv),并與(yu)調控系(xi)(xi)數進(jin)行(xing)乘積計(ji)(ji)(ji)算(suan)(suan)得到調節總功(gong)率(lv)(lv),并判(pan)斷(duan)(duan)實(shi)在即在p1的(de)(de)基(ji)礎上增(zeng)加p2值即可,還是需(xu)(xu)要(yao)(yao)在p1的(de)(de)基(ji)礎上將功(gong)率(lv)(lv)調節至最(zui)大之后,再計(ji)(ji)(ji)算(suan)(suan)需(xu)(xu)要(yao)(yao)增(zeng)加的(de)(de)通風設備個數,從而可以(yi)基(ji)于生(sheng)成預警信(xin)號的(de)(de)周期性規(gui)律,進(jin)行(xing)提(ti)前預測調節,優(you)化生(sheng)產環境,提(ti)高安全生(sheng)產。