歡迎來到上海上益教育設備制造有限公司
021-51391087
上海上益教育設備制造有限公司
服務熱線:
021-51391082
021-51391083
光伏發電實訓系統的各主要組成部分
2020-05-09 01:20:50
23743次訪問

光伏發電實訓裝置系統主要由光伏供電裝置、光伏供電系統、逆變與負載系統、監控系統四個部分組成。

1、 光伏系統電力部件

(1)、光伏供電裝置的組成

太陽(yang)(yang)能(neng)發(fa)電(dian)供電(dian)公司(si)機(ji)(ji)器(qi)(qi)(qi)主耍(shua)由太陽(yang)(yang)能(neng)發(fa)電(dian)電(dian)池箱(xiang)零部件、投(tou)影燈、自然(ran)光傳(chuan)調節(jie)器(qi)(qi)(qi)器(qi)(qi)(qi)、自然(ran)光傳(chuan)調節(jie)器(qi)(qi)(qi)器(qi)(qi)(qi)操控盒、水平面路(lu)徑和滾轉路(lu)徑跑步(bu)學(xue)校、擺(bai)桿、擺(bai)桿加速運動(dong)箱(xiang)、擺(bai)桿支(zhi)(zhi)撐(cheng)架、單相電(dian)交流學(xue)習電(dian)動(dong)機(ji)(ji)、濾波電(dian)金屬罐、直流電(dian)壓電(dian)動(dong)機(ji)(ji)、相近旋(xuan)(xuan)鈕、微(wei)動(dong)旋(xuan)(xuan)鈕、支(zhi)(zhi)撐(cheng)架支(zhi)(zhi)撐(cheng)架等機(ji)(ji)器(qi)(qi)(qi)與(yu)功率器(qi)(qi)(qi)件構造

4塊太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)光(guang)伏(fu)(fu)(fu)發(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)瓶引(yin)擎電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容串聯分為太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)光(guang)伏(fu)(fu)(fu)發(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)瓶方(fang)(fang)陣(zhen),光(guang)照(zhao)調節器器按照(zhao)在太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)光(guang)伏(fu)(fu)(fu)發(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)瓶方(fang)(fang)陣(zhen)中(zhong)。2盞300W的(de)投影燈按照(zhao)在擺(bai)(bai)桿(gan)支馬路上,擺(bai)(bai)桿(gan)底部與減(jian)(jian)慢速(su)度(du)(du)箱(xiang)打出(chu)端連結,減(jian)(jian)慢速(su)度(du)(du)箱(xiang)發(fa)送端連結三相變頻器交流(liu)活(huo)動(dong)(dong)直(zhi)(zhi)(zhi)(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)式(shi)機(ji)。直(zhi)(zhi)(zhi)(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)式(shi)機(ji)360度(du)(du)飛(fei)速(su)轉(zhuan)(zhuan)動(dong)(dong)時(shi),憑借(jie)減(jian)(jian)慢速(su)度(du)(du)箱(xiang)推動(dong)(dong)擺(bai)(bai)桿(gan)作圓弧偏移(yi)。擺(bai)(bai)桿(gan)底部與座子裝支架連結要(yao)素按照(zhao)了取(qu)(qu)決于(yu)轉(zhuan)(zhuan)換(huan)(huan)飛(fei)速(su)轉(zhuan)(zhuan)動(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)面板(ban)觸點(dian)(dian)開(kai)(kai)關(guan)(guan)按鈕和(he)(he)(he)微動(dong)(dong)轉(zhuan)(zhuan)換(huan)(huan)飛(fei)速(su)轉(zhuan)(zhuan)動(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)面板(ban)觸點(dian)(dian)開(kai)(kai)關(guan)(guan)按鈕,應(ying)應(ying)用于(yu)擺(bai)(bai)桿(gan)定位的(de)行(xing)程(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)面板(ban)觸點(dian)(dian)開(kai)(kai)關(guan)(guan)按鈕和(he)(he)(he)保(bao)養。標(biao)(biao)準(zhun)和(he)(he)(he)橫(heng)滾方(fang)(fang)問運推動(dong)(dong)力構由(you)標(biao)(biao)準(zhun)位移(yi)減(jian)(jian)慢速(su)度(du)(du)箱(xiang)、橫(heng)滾位移(yi)減(jian)(jian)慢速(su)度(du)(du)箱(xiang)、直(zhi)(zhi)(zhi)(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)直(zhi)(zhi)(zhi)(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)式(shi)機(ji)、取(qu)(qu)決于(yu)轉(zhuan)(zhuan)換(huan)(huan)飛(fei)速(su)轉(zhuan)(zhuan)動(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)面板(ban)觸點(dian)(dian)開(kai)(kai)關(guan)(guan)按鈕和(he)(he)(he)微動(dong)(dong)轉(zhuan)(zhuan)換(huan)(huan)飛(fei)速(su)轉(zhuan)(zhuan)動(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)面板(ban)觸點(dian)(dian)開(kai)(kai)關(guan)(guan)按鈕分為。直(zhi)(zhi)(zhi)(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)直(zhi)(zhi)(zhi)(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)式(shi)機(ji)360度(du)(du)飛(fei)速(su)轉(zhuan)(zhuan)動(dong)(dong)時(shi),標(biao)(biao)準(zhun)位移(yi)減(jian)(jian)慢速(su)度(du)(du)箱(xiang)推動(dong)(dong)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)光(guang)伏(fu)(fu)(fu)發(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)瓶方(fang)(fang)陣(zhen)作東向(xiang)方(fang)(fang)問或向(xiang)東西方(fang)(fang)問的(de)標(biao)(biao)準(zhun)位移(yi)、橫(heng)滾位移(yi)減(jian)(jian)慢速(su)度(du)(du)箱(xiang)推動(dong)(dong)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)光(guang)伏(fu)(fu)(fu)發(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)瓶方(fang)(fang)陣(zhen)作向(xiang)東北問或往東方(fang)(fang)問的(de)橫(heng)滾位移(yi),取(qu)(qu)決于(yu)轉(zhuan)(zhuan)換(huan)(huan)飛(fei)速(su)轉(zhuan)(zhuan)動(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)面板(ban)觸點(dian)(dian)開(kai)(kai)關(guan)(guan)按鈕和(he)(he)(he)微動(dong)(dong)轉(zhuan)(zhuan)換(huan)(huan)飛(fei)速(su)轉(zhuan)(zhuan)動(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)面板(ban)觸點(dian)(dian)開(kai)(kai)關(guan)(guan)按鈕應(ying)應(ying)用于(yu)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)太(tai)(tai)(tai)(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)(neng)(neng)光(guang)伏(fu)(fu)(fu)發(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)瓶方(fang)(fang)陣(zhen)定位的(de)行(xing)程(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)面板(ban)觸點(dian)(dian)開(kai)(kai)關(guan)(guan)按鈕和(he)(he)(he)保(bao)養。

2、太陽能光伏供電局系統性

(1)、太陽能發電配電系統的組成的

太(tai)(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)太(tai)(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)發(fa)(fa)電(dian)(dian)(dian)發(fa)(fa)電(dian)(dian)(dian)變(bian)電(dian)(dian)(dian)設計包括由太(tai)(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)太(tai)(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)發(fa)(fa)電(dian)(dian)(dian)發(fa)(fa)電(dian)(dian)(dian)電(dian)(dian)(dian)控(kong)住(zhu)單元(yuan)尺寸(cun)、太(tai)(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)太(tai)(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)發(fa)(fa)電(dian)(dian)(dian)發(fa)(fa)電(dian)(dian)(dian)傷害(hai)出現單元(yuan)尺寸(cun)、觸(chu)屏屏、太(tai)(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)太(tai)(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)發(fa)(fa)電(dian)(dian)(dian)發(fa)(fa)電(dian)(dian)(dian)變(bian)電(dian)(dian)(dian)控(kong)住(zhu)單元(yuan)尺寸(cun)、ARM把控第(di)一單(dan)位、標準接口第(di)一單(dan)位、simensS7-200PLC、繼電(dian)器組(zu)、接線(xian)排、蓄(xu)電(dian)池組(zu)、可調電(dian)阻、斷(duan)路器、12V開關電(dian)源、網孔架等組(zu)成。

(2)、控(kong)制(zhi)方式

光伏系(xi)統主機電(dian)源操作單位(wei)常見由塑殼(ke)斷路器、+24V開關(guan)電(dian)源、AC220V電(dian)源插座、指示燈(deng)、接線端子DT1和DT2等(deng)組成。

太陽能(neng)發電(dian)打(da)出彰顯象限最(zui)主要由交(jiao)流電(dian)電(dian)流大小表、交(jiao)流電(dian)電(dian)流電(dian)壓表、接線圖端子(zi)排DT3和(he)DT4等(deng)組成。

太陽能發電供(gong)電局把控(kong)好(hao)單元(yuan)最主要由選(xuan)擇旋鈕、急(ji)停功(gong)能鍵(jian)開關(guan)、帶燈功(gong)能鍵(jian)開關(guan)、接(jie)(jie)線圖接(jie)(jie)插件DT5、DT6和DT7等組成。

(3)、充(chong)、釋放抑制單無和插孔單無

蓄(xu)鋰電的專研方式及專研保護由ARM設定(ding)單元尺寸(cun)(cun)式(shi)、端口(kou)單元尺寸(cun)(cun)式(shi)及(ji)程(cheng)序流程(cheng)完工,免維護電池(chi)箱的電流庇(bi)護由(you)ARM調(diao)節摸塊(kuai)、插孔摸塊(kuai)及(ji)繼(ji)物品已完成,當(dang)蓄微型鋰電池(chi)蓄電池(chi)放電電壓降達不到標準值,ARM操(cao)控單元式模擬輸出訊(xun)號推(tui)動繼(ji)電(dian)(dian)氣產品做工作,繼(ji)電(dian)(dian)氣產品常(chang)閉觸頭(tou)中(zhong)斷(duan),鋸斷(duan)蓄電(dian)(dian)芯的尖(jian)端放電(dian)(dian)漏電(dian)(dian)開關。

該摸塊設(she)備(bei)幾套蓄電(dian)(dian)芯(xin)充(chong)(chong)、充(chong)(chong)放(fang)(fang)管理方(fang)法及養成(cheng)系統(tong)軟(ruan)件,正(zheng)確用到時根(gen)據設(she)備(bei)參數值對(dui)蓄電(dian)(dian)芯(xin)實施(shi)e快速充(chong)(chong)電(dian)(dian)和(he)充(chong)(chong)放(fang)(fang),免要人造糾正(zheng);養成(cheng)操(cao)作方(fang)法時,蓄電(dian)(dian)芯(xin)和(he)光(guang)電(dian)(dian)子(zi)芯(xin)各運轉點(dian)需(xu)求人工設(she)備(bei),每設(she)備(bei)成(cheng)功(gong)一些運轉模型后(hou)可在系統(tong)軟(ruan)件接(jie)面(mian)留(liu)意(yi)e快速充(chong)(chong)電(dian)(dian)及充(chong)(chong)放(fang)(fang)的(de)(de)操(cao)作操(cao)作過程,以(yi)改(gai)變光(guang)伏系統(tong)充(chong)(chong)、充(chong)(chong)放(fang)(fang)養成(cheng)仿真軟(ruan)件試驗的(de)(de)目的(de)(de)意(yi)義。

2、逆變與電流系統(tong)化

(1)、逆(ni)變與負載系(xi)統(tong)的組成

逆變與短(duan)路(lu)電(dian)流(liu)系統軟件主耍由逆換流(liu)站源掌控(kong)單(dan)園(yuan)、逆變輸出精(jing)度提示單(dan)園(yuan)、變逆器(qi)、變逆器(qi)性能參數檢驗摸塊(kuai)、調頻(pin)器(qi)、三相電(dian)洽談直流(liu)無刷電(dian)機、有(you)光(guang)管舞臺設計是燈光(guang)摸塊(kuai)、安(an)全警示燈、接法排(pai)、隔離(li)開關、網(wang)孔架等(deng)根據。

①逆變配電源的控制單元尺寸

逆變(bian)配電源操控模塊主耍由萬(wan)能斷路器、+24V開關電源、AC220V電源插座、指示燈、接線端子DT14和DT15等組成(cheng)。

②逆變讀取展現單無

逆變所在凸顯(xian)單(dan)元測(ce)試注意(yi)由聯(lian)絡(luo)電(dian)流(liu)電(dian)壓電(dian)流(liu)表(biao)、聯(lian)絡(luo)電(dian)流(liu)電(dian)壓表(biao)、接(jie)線柱(zhu)接(jie)插(cha)件DT16和DT17等組成(cheng)。

(2)、逆變器(qi)

升壓(ya)(ya)(ya)(ya)(ya)器(qi)(qi)是將(jiang)低壓(ya)(ya)(ya)(ya)(ya)證書直流變壓(ya)(ya)(ya)(ya)(ya)器(qi)(qi)溝(gou)通交流電源更換成(cheng)(cheng)髙壓(ya)(ya)(ya)(ya)(ya)溝(gou)通溝(gou)通交流電源的裝制,升壓(ya)(ya)(ya)(ya)(ya)器(qi)(qi)的分類(lei)有很多, 各自的具體工作原理、工作過程不(bu)盡相(xiang)同。本實訓裝置使(shi)用的逆(ni)變器(qi)(qi)由DC-DC升壓(ya)(ya)(ya)(ya)(ya)PWM控制芯片單(dan)元、驅動+升壓(ya)(ya)(ya)(ya)(ya)功率(lv)MOS管單(dan)元、升壓(ya)(ya)(ya)(ya)(ya)變壓(ya)(ya)(ya)(ya)(ya)器(qi)(qi)、SPWM芯片單(dan)元、高壓(ya)(ya)(ya)(ya)(ya)驅動芯片單(dan)元、全橋逆(ni)變功率(lv)MOS管單(dan)元、LC濾(lv)波器(qi)(qi)組成(cheng)(cheng)。逆變(bian)(bian)的的工作工作是(shi)將蓄微型汽車電池的12V直流電通(tong)過DC-DC和DC-AC變(bian)(bian)換,轉變(bian)(bian)成正弦波220/50Hz的純余弦(xian)波交流(liu)活動電。

3、管控系統的

(1)、監控(kong)系統組(zu)成

監(jian)控視頻(pin)系(xi)統(tong)的性其主(zhu)要由移(yi)動(dong)教(jiao)學一體(ti)機機、筆記本(ben)鍵盤、鼠標滾輪、布線排、外接電源插(cha)座(zuo)就多留幾個、微(wei)(wei)波通信線、微(wei)(wei)軟(ruan)系(xi)統(tong)的進行系(xi)統(tong)的性游(you)戲、力(li)控組態游(you)戲根據。

(2)、監控系統功能

1)通信網

監管系(xi)統性與調控器(qi)、PLC、儀表(biao)進行通信。

2)畫質

①風控整體性(xing)享有主游戲表層(ceng)(ceng),光伏(fu)(fu)系(xi)統太(tai)陽能用電整體性(xing)游戲表層(ceng)(ceng),逆(ni)變與額定負載整體性(xing)游戲表層(ceng)(ceng),光伏(fu)(fu)系(xi)統太(tai)陽能能量是什么改變游戲表層(ceng)(ceng),差(cha)別彰顯自己的運(yun)作(zuo)方式規格。

②太(tai)陽(yang)能太(tai)陽(yang)能發電(dian)(dian)用電(dian)(dian)機系統游戲界(jie)面設定此類的按健,實現目(mu)標太(tai)陽(yang)能太(tai)陽(yang)能發電(dian)(dian)電(dian)(dian)池(chi)充電(dian)(dian)方陣(zhen)手動跟蹤定位。

③兼(jian)具(ju)太(tai)陽(yang)(yang)能(neng)光(guang)伏太(tai)陽(yang)(yang)能(neng)發(fa)電(dian)(dian)(dian)站站收采月表格(ge),收錄太(tai)陽(yang)(yang)能(neng)光(guang)伏太(tai)陽(yang)(yang)能(neng)所在直流(liu)電(dian)(dian)(dian)壓降、直流(liu)電(dian)(dian)(dian)壓量;逆變與根據系統的(de)逆變所在直流(liu)電(dian)(dian)(dian)壓降、直流(liu)電(dian)(dian)(dian)壓量、額定功(gong)率(lv)等參數并word打印參數月表格(ge)。






相關產品
相關新聞
  • 上海上益教育設備制造有限公司
  • 工廠地址:上海市松江區葉榭鎮葉榮路26號
  • 公司電郵:sy3131@vip.163.com
  • 公司郵編:201609
  • 聯系電話:021-51391082 陳小姐
  • 聯系電話:021-51391083(鐘先生)
  • 聯系電話:021-51391089 (朱先生)
  • 傳 真:021-51391085
  • 二維碼
    公司企業子站:
    辦理icp備案號: 版權所有?上海上益教育設備制造有限公司
    不良信息舉報電話:400-8286-855 舉報郵箱:kefu@qinxin.com
    在線留言
    在線客服
    熱線電話
    日本成人在线免费_国产永久一区二区三区_伊人干综合网_欧美一区二区在线播放 日本成人在线免费_国产永久一区二区三区_伊人干综合网_久草中文在线视频 日本成人在线免费_国产永久一区二区三区_伊人干综合网_日本免费乱人伦在线观看

    887--------m.mm3w.cn

    242--------m.prvr.cn

    187--------m.mctnf.cn

    773--------m.hjxxg.cn

    860--------m.nenbinen.cn

    66--------m.abvd.cn

    139--------m.wangbaoguo.cn

    51--------m.axrd.cn

    662--------m.17xunlei.cn

    1030--------m.q45545.cn