林格曼煙氣黑度儀生產商
每(mei)個(ge)讀數(shu)都(dou)應(ying)(ying)反映15s內黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)的(de)(de)平均(jun)值。連續觀(guan)(guan)(guan)(guan)(guan)測(ce)煙(yan)(yan)(yan)氣(qi)黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)的(de)(de)時(shi)間(jian)不(bu)少于(yu)(yu)(yu)30min,在(zai)此期間(jian)進(jin)(jin)行120次(ci)(ci)觀(guan)(guan)(guan)(guan)(guan)測(ce),記錄(lu)120個(ge)讀數(shu)。對于(yu)(yu)(yu)煙(yan)(yan)(yan)氣(qi)非常穩定的(de)(de)污(wu)染源,可(ke)酌情(qing)減少觀(guan)(guan)(guan)(guan)(guan)測(ce)頻次(ci)(ci),每(mei)分鐘(zhong)觀(guan)(guan)(guan)(guan)(guan)測(ce)2次(ci)(ci),連續觀(guan)(guan)(guan)(guan)(guan)測(ce)30分鐘(zhong),在(zai)此期間(jian)進(jin)(jin)行60次(ci)(ci)觀(guan)(guan)(guan)(guan)(guan)測(ce),記錄(lu)60個(ge)讀數(shu)。應(ying)(ying)該在(zai)白天進(jin)(jin)行觀(guan)(guan)(guan)(guan)(guan)測(ce);觀(guan)(guan)(guan)(guan)(guan)察(cha)(cha)(cha)者的(de)(de)視(shi)線應(ying)(ying)盡量(liang)與煙(yan)(yan)(yan)羽飄動的(de)(de)方向垂直(zhi);觀(guan)(guan)(guan)(guan)(guan)察(cha)(cha)(cha)煙(yan)(yan)(yan)氣(qi)黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)力求(qiu)在(zai)比(bi)較(jiao)均(jun)勻的(de)(de)天空光(guang)(guang)照下進(jin)(jin)行;觀(guan)(guan)(guan)(guan)(guan)察(cha)(cha)(cha)排氣(qi)的(de)(de)仰視(shi)角(jiao)盡可(ke)能低,應(ying)(ying)盡量(liang)避免在(zai)過(guo)于(yu)(yu)(yu)陡峭的(de)(de)角(jiao)度(du)(du)(du)(du)(du)下觀(guan)(guan)(guan)(guan)(guan)察(cha)(cha)(cha)。觀(guan)(guan)(guan)(guan)(guan)察(cha)(cha)(cha)煙(yan)(yan)(yan)氣(qi)的(de)(de)部(bu)位應(ying)(ying)選擇在(zai)煙(yan)(yan)(yan)氣(qi)黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)大(da)的(de)(de)地方,該部(bu)位應(ying)(ying)沒有冷凝水蒸汽(qi)存在(zai)。觀(guan)(guan)(guan)(guan)(guan)察(cha)(cha)(cha)時(shi),將煙(yan)(yan)(yan)囪(cong)排出煙(yan)(yan)(yan)氣(qi)的(de)(de)黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)與林格(ge)曼煙(yan)(yan)(yan)氣(qi)黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)圖進(jin)(jin)行比(bi)較(jiao),記下煙(yan)(yan)(yan)氣(qi)的(de)(de)林格(ge)曼級(ji)數(shu)。如煙(yan)(yan)(yan)氣(qi)黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)處于(yu)(yu)(yu)兩(liang)個(ge)林格(ge)曼級(ji)之間(jian),可(ke)估(gu)計(ji)一個(ge)0.5或0.25林格(ge)曼級(ji)數(shu)。萬載煙(yan)(yan)(yan)氣(qi)黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)測(ce)試儀質量(liang)黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)計(ji)使(shi)用方法介紹從皮袋中(zhong)取出儀器(qi)(qi),脫氣(qi)目(mu)鏡(jing)蓋(gai)和物(wu)鏡(jing)蓋(gai),然后將儀器(qi)(qi)對準被監測(ce)的(de)(de)煙(yan)(yan)(yan)囪(cong)口,調節望遠鏡(jing),使(shi)煙(yan)(yan)(yan)囪(cong)口冒出的(de)(de)黑(hei)(hei)(hei)(hei)(hei)煙(yan)(yan)(yan)清晰(xi),即(ji)可(ke)進(jin)(jin)行比(bi)較(jiao)測(ce)定。測(ce)定時(shi)應(ying)(ying)注意以下幾點:觀(guan)(guan)(guan)(guan)(guan)測(ce)時(shi)的(de)(de)照明光(guang)(guang)(即(ji)太陽的(de)(de)直(zhi)射光(guang)(guang)或來自天空的(de)(de)照射光(guang)(guang))應(ying)(ying)為側光(guang)(guang),與視(shi)線近(jin)似地成(cheng)直(zhi)角(jiao)應(ying)(ying)避免正面(mian)光(guang)(guang)及(ji)背光(guang)(guang)在(zai)陰霧情(qing)況下,由于(yu)(yu)(yu)天空背景(jing)較(jiao)暗(an),讀數(shu)時(shi)應(ying)(ying)記取稍(shao)偏低的(de)(de)級(ji)別煙(yan)(yan)(yan)囪(cong)出口背景(jing)上不(bu)要有山(shan)、樹和建筑物(wu)之類暗(an)黑(hei)(hei)(hei)(hei)(hei)的(de)(de)障礙物(wu)觀(guan)(guan)(guan)(guan)(guan)察(cha)(cha)(cha)時(shi)應(ying)(ying)代表鍋(guo)爐正常運轉狀態,要求(qiu)鍋(guo)爐負(fu)荷保持(chi)在(zai)額定負(fu)荷的(de)(de)80%以上,此時(shi)不(bu)得向煤中(zhong)加水,不(bu)得過(guo)量(liang)鼓風衡釋觀(guan)(guan)(guan)(guan)(guan)測(ce)不(bu)能一次(ci)(ci)為準,每(mei)次(ci)(ci)間(jian)隔可(ke)掌握在(zai)0.1-1分鐘(zhong)之間(jian),依(yi)次(ci)(ci)記錄(lu)數(shu)據(每(mei)次(ci)(ci)觀(guan)(guan)(guan)(guan)(guan)測(ce)瞬時(shi)黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)),如煙(yan)(yan)(yan)塵黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)處于(yu)(yu)(yu)二級(ji)之間(jian),可(ke)估(gu)計(ji)到1/2級(ji)黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)值,后將測(ce)得的(de)(de)值取平均(jun)值,即(ji)為該煙(yan)(yan)(yan)塵的(de)(de)黑(hei)(hei)(hei)(hei)(hei)度(du)(du)(du)(du)(du)。
LB-HY-LGM01手(shou)持式林格曼黑度(du)儀
(汽車黑(hei)煙識別(bie)器(qi))
產品介紹(shao)
LB-HY-LGM01林格曼黑(hei)度儀(又稱黑煙車手持式抓拍儀,黑煙識(shi)別器(qi)(qi)),是用于(yu)(yu)檢測壓燃式(柴油(you))發動機排氣(qi) (排煙)中可見污染物的智能化儀器(qi)(qi)。用于(yu)(yu)判別機動車尾(wei)氣(qi)是否有黑煙,并在(zai)顯示屏上顯示林(lin)格(ge)曼等級、車牌號(hao)等數據(ju)。廣泛應用于(yu)(yu)道路機動(dong)車檢測站(zhan)路檢、非道路機(ji)械檢(jian)測、車檢(jian)上線初檢(jian)、環境生態(tai)局(ju)路檢(jian)等單位使用(yong)。
執行標準(zhun)
GB3847-2018《柴油車(che)污染物排放限值(zhi)及測量(liang)方法》
GB36886-2018《非(fei)道路(lu)移動(dong)柴(chai)油機械排氣煙度限值及測量(liang)方法》
產品特(te)點
技術參(can)數
測量對象(xiang) | 壓(ya)燃式發動機機動車(che)車(che)輛和機械 |
測量范(fan)圍(wei) | 林格曼黑度(du) 0-5 級 |
測量(liang)誤(wu)差 | ±0.01 級 |
測量時間 | ≤1s |
顯示屏 | 10.1寸電(dian)容式觸摸(mo)屏 |
采集腔 | 800W像素超高(gao)清攝像頭,0.3S自動(dong)對焦; 內置燈(deng)光(guang) 8 顆(ke) LED 燈(deng),可調(diao)亮度; 采集孔尺寸≥9cm ×9cm ; 補光(guang)單元發光(guang)面積≥20cm²; |
采集桿(gan) | 0.8-2.1m可(ke)伸縮可(ke)調 |
操(cao)作終端(duan) | 安卓系(xi)統10.1寸工業級平板(ban)電腦; |
電 源(yuan) | AC220V;50Hz;1.5A |
打(da)印機 | 藍(lan)牙(ya)熱(re)敏打(da)印機 |
證據(ju)鏈 | 自動(dong)錄制保存視頻(pin) |
數據記錄 | 檢(jian)測(ce)日期、檢(jian)測(ce)時間、檢(jian)測(ce)單位、被(bei)測(ce)單位、車牌號、檢(jian)測(ce)地點、林格曼級別等 |
標準配置 | 平(ping)板(ban)電(dian)腦(nao)、采集(ji)桿、藍牙打印機、鋰電(dian)充電(dian)器、鋁合金箱、移動(dong)電(dian)源 |