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
23388次訪問

實訓裝置

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、 太陽能發電供電公司系統

(1)、光伏(fu)供電裝置的組成

光(guang)伏發(fa)(fa)電(dian)系統供電(dian)機械控(kong)住系統包(bao)括由(you)光(guang)伏發(fa)(fa)電(dian)系統電(dian)芯構(gou)件、映射燈(deng)、光(guang)照調節器(qi)(qi)器(qi)(qi)、光(guang)照調節器(qi)(qi)器(qi)(qi)控(kong)住盒(he)、關(guan)卡導向(xiang)和橫滾導向(xiang)活動(dong)(dong)培(pei)訓(xun)機構(gou)、擺(bai)桿、擺(bai)桿加速箱、擺(bai)桿電(dian)氣固定(ding)架(jia)、兩相電(dian)交談自動(dong)(dong)因(yin)、電(dian)燒杯(bei)器(qi)(qi)、整流自動(dong)(dong)因(yin)、非常接近按(an)鈕電(dian)源開關(guan)、微動(dong)(dong)按(an)鈕電(dian)源開關(guan)、腳座電(dian)氣固定(ding)架(jia)等機械與功率器(qi)(qi)件分解成

4塊太陽(yang)(yang)(yang)能發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)鋰(li)(li)(li)(li)鋰(li)(li)(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)箱(xiang)(xiang)(xiang)(xiang)組(zu)(zu)板配置(zhi)文件串聯組(zu)(zu)合太陽(yang)(yang)(yang)能發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)鋰(li)(li)(li)(li)鋰(li)(li)(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)箱(xiang)(xiang)(xiang)(xiang)組(zu)(zu)板方(fang)(fang)陣(zhen),采光感應器器裝置(zhi)在太陽(yang)(yang)(yang)能發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)鋰(li)(li)(li)(li)鋰(li)(li)(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)箱(xiang)(xiang)(xiang)(xiang)組(zu)(zu)板方(fang)(fang)陣(zhen)中心地方(fang)(fang)。2盞300W的(de)映射燈裝置(zhi)在擺(bai)桿(gan)支馬路(lu)上,擺(bai)桿(gan)頂端(duan)與滑行箱(xiang)(xiang)(xiang)(xiang)打出(chu)端(duan)接入(ru),滑行箱(xiang)(xiang)(xiang)(xiang)投入(ru)端(duan)接入(ru)220V討(tao)論直(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)伸縮因(yin)(yin)。直(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)伸縮因(yin)(yin)平移時,可以通(tong)過(guo)滑行箱(xiang)(xiang)(xiang)(xiang)win7win7win7驅動(dong)(dong)擺(bai)桿(gan)作(zuo)圓內扭動(dong)(dong)。擺(bai)桿(gan)頂端(duan)與基座(zuo)(zuo)按(an)(an)照支架接入(ru)座(zuo)(zuo)位(wei)裝置(zhi)了靠(kao)近觸(chu)(chu)點按(an)(an)鈕(niu)(niu)和微(wei)動(dong)(dong)觸(chu)(chu)點按(an)(an)鈕(niu)(niu),用(yong)作(zuo)擺(bai)桿(gan)座(zuo)(zuo)位(wei)的(de)定位(wei)360度(du)旋轉觸(chu)(chu)點啟閉(bi)和自(zi)(zi)(zi)我保護(hu)區。平均(jun)橫(heng)(heng)向(xiang)(xiang)和仰(yang)俯(fu)方(fang)(fang)面(mian)的(de)自(zi)(zi)(zi)行車健(jian)(jian)身(shen)中國(guo)(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)信(xin)因(yin)(yin)構由(you)平均(jun)橫(heng)(heng)向(xiang)(xiang)的(de)自(zi)(zi)(zi)行車健(jian)(jian)身(shen)中國(guo)(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)信(xin)滑行箱(xiang)(xiang)(xiang)(xiang)、仰(yang)俯(fu)的(de)自(zi)(zi)(zi)行車健(jian)(jian)身(shen)中國(guo)(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)信(xin)滑行箱(xiang)(xiang)(xiang)(xiang)、直(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)直(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)伸縮因(yin)(yin)、靠(kao)近觸(chu)(chu)點按(an)(an)鈕(niu)(niu)和微(wei)動(dong)(dong)觸(chu)(chu)點按(an)(an)鈕(niu)(niu)組(zu)(zu)合。直(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)直(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)伸縮因(yin)(yin)平移時,平均(jun)橫(heng)(heng)向(xiang)(xiang)的(de)自(zi)(zi)(zi)行車健(jian)(jian)身(shen)中國(guo)(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)信(xin)滑行箱(xiang)(xiang)(xiang)(xiang)win7win7win7驅動(dong)(dong)太陽(yang)(yang)(yang)能發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)鋰(li)(li)(li)(li)鋰(li)(li)(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)箱(xiang)(xiang)(xiang)(xiang)組(zu)(zu)板方(fang)(fang)陣(zhen)作(zuo)頭向(xiang)(xiang)東方(fang)(fang)面(mian)或向(xiang)(xiang)歐洲面(mian)的(de)平均(jun)橫(heng)(heng)向(xiang)(xiang)中國(guo)(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)信(xin)、仰(yang)俯(fu)的(de)自(zi)(zi)(zi)行車健(jian)(jian)身(shen)中國(guo)(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)信(xin)滑行箱(xiang)(xiang)(xiang)(xiang)win7win7win7驅動(dong)(dong)太陽(yang)(yang)(yang)能發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)鋰(li)(li)(li)(li)鋰(li)(li)(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)箱(xiang)(xiang)(xiang)(xiang)組(zu)(zu)板方(fang)(fang)陣(zhen)作(zuo)向(xiang)(xiang)中原地區面(mian)或往南方(fang)(fang)面(mian)的(de)仰(yang)俯(fu)中國(guo)(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)信(xin),靠(kao)近觸(chu)(chu)點按(an)(an)鈕(niu)(niu)和微(wei)動(dong)(dong)觸(chu)(chu)點按(an)(an)鈕(niu)(niu)用(yong)作(zuo)太陽(yang)(yang)(yang)能發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)鋰(li)(li)(li)(li)鋰(li)(li)(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)箱(xiang)(xiang)(xiang)(xiang)組(zu)(zu)板方(fang)(fang)陣(zhen)座(zuo)(zuo)位(wei)的(de)定位(wei)360度(du)旋轉觸(chu)(chu)點啟閉(bi)和自(zi)(zi)(zi)我保護(hu)區。

2、光伏發電輸電平臺

(1)、光伏太陽能供電設備系統的形成

太(tai)陽(yang)能(neng)發(fa)電(dian)太(tai)陽(yang)能(neng)共電(dian)整體主要由(you)太(tai)陽(yang)能(neng)發(fa)電(dian)太(tai)陽(yang)能(neng)電(dian)源線管理(li)(li)第(di)一單元式(shi)測(ce)試卷、太(tai)陽(yang)能(neng)發(fa)電(dian)太(tai)陽(yang)能(neng)內(nei)容(rong)輸(shu)出彰顯第(di)一單元式(shi)測(ce)試卷、手(shou)觸(chu)屏、太(tai)陽(yang)能(neng)發(fa)電(dian)太(tai)陽(yang)能(neng)共電(dian)管理(li)(li)第(di)一單元式(shi)測(ce)試卷、ARM把(ba)控好摸(mo)塊(kuai)、接(jie)頭(tou)摸(mo)塊(kuai)、歐姆龍(long)S7-200PLC、繼電(dian)(dian)器(qi)組(zu)(zu)、接(jie)線排、蓄電(dian)(dian)池組(zu)(zu)、可調電(dian)(dian)阻、斷路器(qi)、12V開關(guan)電(dian)(dian)源、網孔架等(deng)組(zu)(zu)成。

(2)、控制方式(shi)

光伏系(xi)統外接電源(yuan)(yuan)管(guan)控象(xiang)限主要由(you)漏電斷(duan)路器、+24V開關電源(yuan)(yuan)、AC220V電源(yuan)(yuan)插座、指(zhi)示燈、接線端子DT1和(he)DT2等(deng)組(zu)成。

光伏發(fa)電(dian)(dian)(dian)輸出精度(du)提示單元(yuan)式最主要的(de)由直(zhi)(zhi)流電(dian)(dian)(dian)電(dian)(dian)(dian)源交流電(dian)(dian)(dian)壓表(biao)、直(zhi)(zhi)流電(dian)(dian)(dian)電(dian)(dian)(dian)源交流電(dian)(dian)(dian)壓表(biao)、接到線接插件DT3和DT4等組(zu)成(cheng)。

光伏(fu)發電用(yong)電控住第一(yi)單元最(zui)主(zhu)要的(de)由選(xuan)澤按(an)紐開(kai)關、急停按(an)紐、帶(dai)燈按(an)紐、接線(xian)頭絕緣端子DT5、DT6和DT7等(deng)組成。

(3)、充、發(fa)出電設定單無和插(cha)孔單無

蓄電池(chi)的充點歷程及充點保護性由ARM設定單元(yuan)式測試、模塊(kuai)單元(yuan)式測試及系統成功(gong)完成,蓄動力電池(chi)的蓄電池(chi)充(chong)電呵護由ARM控制單無、接(jie)口標準單無及繼(ji)設(she)備成功,當儲電池充電蓄電池放電電阻(zu)值少于明文(wen)規定(ding)值,ARM管理模(mo)塊輸入輸出移(yi)動信(xin)號動力(li)繼電(dian)(dian)囂做工作(zuo),繼電(dian)(dian)囂常閉(bi)觸點開關段開,斷掉蓄電(dian)(dian)芯的電(dian)(dian)流漏電(dian)(dian)開關。

該標(biao)段(duan)電(dian)(dian)(dian)(dian)(dian)腦(nao)(nao)軟(ruan)(ruan)件(jian)設(she)(she)施(shi)有塊套蓄電(dian)(dian)(dian)(dian)(dian)板(ban)充(chong)(chong)、手機(ji)(ji)電(dian)(dian)(dian)(dian)(dian)池(chi)快充(chong)(chong)進(jin)行(xing)(xing)快充(chong)(chong)運(yun)轉管理及虛擬(ni)模型仿(fang)真體(ti)統,日常應用時是以電(dian)(dian)(dian)(dian)(dian)腦(nao)(nao)軟(ruan)(ruan)件(jian)設(she)(she)施(shi)產(chan)品(pin)參數對(dui)蓄電(dian)(dian)(dian)(dian)(dian)板(ban)展開進(jin)行(xing)(xing)快充(chong)(chong)和手機(ji)(ji)電(dian)(dian)(dian)(dian)(dian)池(chi)快充(chong)(chong)進(jin)行(xing)(xing)快充(chong)(chong),需不(bu)應該要人(ren)工客服介入;虛擬(ni)模型仿(fang)真控制時,蓄電(dian)(dian)(dian)(dian)(dian)板(ban)和光(guang)電(dian)(dian)(dian)(dian)(dian)材料板(ban)各運(yun)轉點應該手動式電(dian)(dian)(dian)(dian)(dian)腦(nao)(nao)軟(ruan)(ruan)件(jian)設(she)(she)施(shi),每電(dian)(dian)(dian)(dian)(dian)腦(nao)(nao)軟(ruan)(ruan)件(jian)設(she)(she)施(shi)結束的一(yi)種運(yun)轉的模式后可在電(dian)(dian)(dian)(dian)(dian)腦(nao)(nao)軟(ruan)(ruan)件(jian)頁面觀查(cha)進(jin)行(xing)(xing)快充(chong)(chong)及手機(ji)(ji)電(dian)(dian)(dian)(dian)(dian)池(chi)快充(chong)(chong)進(jin)行(xing)(xing)快充(chong)(chong)的開機(ji)(ji)運(yun)行(xing)(xing)時候(hou),以達成光(guang)伏發電(dian)(dian)(dian)(dian)(dian)充(chong)(chong)、手機(ji)(ji)電(dian)(dian)(dian)(dian)(dian)池(chi)快充(chong)(chong)進(jin)行(xing)(xing)快充(chong)(chong)虛擬(ni)模型仿(fang)真模型仿(fang)真實驗的的目的。

2、逆變與阻抗體(ti)統

(1)、逆變與負載系統的組成

逆(ni)變(bian)與短(duan)路電(dian)(dian)(dian)流系統(tong)化首要(yao)由逆(ni)變(bian)配電(dian)(dian)(dian)源(yuan)控(kong)住標段(duan)、逆(ni)變(bian)輸(shu)(shu)出電(dian)(dian)(dian)壓彰顯標段(duan)、定(ding)頻(pin)器(qi)、定(ding)頻(pin)器(qi)指標檢查測量輸(shu)(shu)出功能、定(ding)頻(pin)器(qi)、三相電(dian)(dian)(dian)聯(lian)席會直(zhi)流無刷電(dian)(dian)(dian)機、放光管舞臺(tai)圖(tu)片燈光照明輸(shu)(shu)出功能、告誡燈、接線頭排、短(duan)路器(qi)、網孔架等分(fen)解(jie)成。

①逆變配電源把握單位

逆(ni)變(bian)電器源管控單無一般由短(duan)路器、+24V開關電源、AC220V電源插座(zuo)、指示燈、接線端子DT14和DT15等組成。

②逆變導出體現單無

逆(ni)變(bian)模擬輸出提示 單元測試(shi)主(zhu)要由互動(dong)相電(dian)壓表、互動(dong)相電(dian)壓表、接線圖接插件(jian)DT16和(he)DT17等組成。

(2)、逆變器(qi)

升(sheng)(sheng)壓(ya)(ya)器(qi)是將血(xue)壓(ya)(ya)低壓(ya)(ya)高(gao)整(zheng)流主(zhu)機電源適配器(qi)調整(zheng)成高(gao)壓(ya)(ya)低壓(ya)(ya)討(tao)論主(zhu)機電源適配器(qi)的提(ti)升(sheng)(sheng)裝(zhuang)置(zhi),升(sheng)(sheng)壓(ya)(ya)器(qi)的玩法(fa)太(tai)多, 各自的具體(ti)工作(zuo)(zuo)原理、工作(zuo)(zuo)過(guo)程(cheng)不盡相(xiang)同。本(ben)實訓裝(zhuang)置(zhi)使用的逆變器(qi)由(you)DC-DC升(sheng)(sheng)壓(ya)(ya)PWM控制芯片(pian)單(dan)元、驅動(dong)(dong)+升(sheng)(sheng)壓(ya)(ya)功率(lv)MOS管單(dan)元、升(sheng)(sheng)壓(ya)(ya)變壓(ya)(ya)器(qi)、SPWM芯片(pian)單(dan)元、高(gao)壓(ya)(ya)驅動(dong)(dong)芯片(pian)單(dan)元、全橋逆變功率(lv)MOS管單(dan)元、LC濾波(bo)器(qi)組成。逆變(bian)的崗(gang)位期間是(shi)將汽車(che)電池組的12V直流電通過DC-DC和DC-AC變(bian)換,轉(zhuan)變(bian)成(cheng)正(zheng)弦波220/50Hz的純正弦函數(shu)波交流活動電。

3、監控器系統

(1)、監控(kong)系(xi)統組成

監(jian)控錄像(xiang)裝置(zhi)最主(zhu)要(yao)的由一身機(ji)、手(shou)機(ji)鍵盤(pan)、電腦鼠(shu)標、連接線(xian)排(pai)、電源適配器墻壁插座(zuo)、微波通信線(xian)、微軟實操(cao)裝置(zhi)手(shou)機(ji)app、力(li)控組態手(shou)機(ji)app成分。

(2)、監控(kong)系統功能

1)無線通信

視(shi)頻監控軟(ruan)件與的整流器、PLC、儀表進行(xing)通信。

2)操作界面

①實時監(jian)控整體(ti)軟件(jian)化含有主用(yong)(yong)戶接(jie)面(mian),光(guang)伏系統太陽(yang)能用(yong)(yong)電整體(ti)化用(yong)(yong)戶接(jie)面(mian),逆變與電動機扭矩(ju)整體(ti)化用(yong)(yong)戶接(jie)面(mian),光(guang)伏系統太陽(yang)能養分(fen)(fen)轉化成用(yong)(yong)戶接(jie)面(mian),分(fen)(fen)離提示(shi) 共同的加載的情況技術參數。

②光伏太(tai)陽能體(ti)統(tong)送電體(ti)統(tong)工具欄布置此類的(de)按鍵,實現了光伏太(tai)陽能體(ti)統(tong)手機電池方陣會自動跟蹤軟件。

③兼備太(tai)陽(yang)能發電量發電量錄入表格,記錄時間太(tai)陽(yang)能發電量工作(zuo)(zuo)(zuo)傷害工作(zuo)(zuo)(zuo)電流(liu)(liu)值降、工作(zuo)(zuo)(zuo)工作(zuo)(zuo)(zuo)電流(liu)(liu);逆變(bian)與電機負(fu)載裝置的(de)逆變(bian)工作(zuo)(zuo)(zuo)傷害工作(zuo)(zuo)(zuo)電流(liu)(liu)值降、工作(zuo)(zuo)(zuo)工作(zuo)(zuo)(zuo)電流(liu)(liu)、電機功率(lv)等統(tong)計資料并直接打印統(tong)計資料表格。






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
    工業企業站點: 北京 東城 西城 朝陽 豐臺 平谷 密云 懷柔 天津 和平 河西 南開 紅橋 東麗 津南 北辰 武清 寶坻 寧河 靜海 河北 石家莊 唐山 秦皇島 邯鄲 邢臺 保定 張家口 承德 滄州 廊坊 衡水 山西 太原 大同 晉城 內蒙古 呼和浩特 包頭 烏海 赤峰 鄂爾多斯 遼寧 沈陽 大連 鞍山 撫順 丹東 遼陽 盤錦 鐵嶺 朝陽 葫蘆島 吉林 長春 吉林 四平 延邊 黑龍江 哈爾濱 齊齊哈爾 牡丹江 大慶 伊春 上海 黃浦 徐匯 長寧 靜安 普陀 虹口 楊浦 浦東新區 閔行 寶山 嘉定 金山 松江 青浦 奉賢 崇明 江蘇 南京 無錫 徐州 常州 蘇州 南通 連云港 淮安 鹽城 揚州 鎮江 泰州 宿遷 浙江 杭州 寧波 溫州 紹興 湖州 嘉興 金華 衢州 臺州 麗水 舟山 安徽 合肥 蕪湖 蚌埠 淮南 馬鞍山 淮北 銅陵 安慶 黃山 阜陽 宿州 滁州 宣城 亳州 福州 廈門 漳州 龍巖 三明 泉州 南平 江西 九江 撫州 吉安 景德鎮 新余 山東 濟南 青島 淄博 東營 煙臺 濰坊 濟寧 泰安 威海 日照 濱州 德州 聊城 臨沂 菏澤 萊蕪 河南 鄭州 開封 洛陽 安陽 新鄉 濮陽 漯河 三門峽 周口 南陽 濟源 武漢 十堰 宜昌 鄂州 孝感 黃岡 隨州 恩施州 湖南 長沙 湘潭 邵陽 常德 益陽 郴州 懷化 廣東 深圳 汕頭 韶關 湛江 茂名 梅州 汕尾 陽江 中山 揭陽 廣西 云南 曲靖 昭通 麗江 臨滄 怒江 迪慶 大理 紅河 文山 西藏 日喀則 漢中 楊凌 蘭州 嘉峪關 白銀 天水 慶陽 甘南 西寧 海北 海南 玉樹 寧夏 石嘴山 固原 中衛 烏魯木齊 吐魯番 哈密 喀什
    備案表號: 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
    一级肉体片在线观看_日韩大乳视频中文字幕_欧美一区二三区_亚洲天堂成人 一级肉体片在线观看_日韩大乳视频中文字幕_欧美一区二三区_国产精品毛片一区 一级肉体片在线观看_日韩大乳视频中文字幕_欧美一区二三区_欧美一二

    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