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to 8000 hours per one year. ? The burning must be continual, turning on and blowing out frequently is harmful. 17 爐排爐 爐排爐的技術(shù)特點(diǎn) Stoke Grate Incineration Technology 我國(guó)垃圾焚燒技術(shù)應(yīng)用現(xiàn)狀 CUCD 中國(guó) 城市建設(shè)研究院 China Urban Construction Design amp。 Research Institute Construction and Running of MSW Incineration Plants in China ? 日本三菱重工株式會(huì)社(三菱 馬丁逆推爐排) ? 日本杰富意( JFE)株式會(huì)社(超級(jí)往復(fù)式爐排) ? 日本田熊株式會(huì)社( SN型爐排) ? 日本日立造船株式會(huì)社 ? 德國(guó)諾爾 克爾茨公司(階梯式順推爐排) ? 德國(guó)斯坦米勒公司(往復(fù)順推式爐排) ? 法國(guó)阿爾斯通公司( CITY2022傾斜往復(fù)式爐排) ? 吉寶西格斯公司( SHA多級(jí)爐排爐) ? 瑞士 VonRoll公司( R10540型爐排爐) 18 主要國(guó)外焚燒廠商及爐型 主要國(guó)內(nèi)焚燒廠商及爐型 ? 溫州偉明集團(tuán)(二段式爐排爐) ? 杭州新世紀(jì)公司(二段式爐排爐) ? 重慶三峰環(huán)境產(chǎn)業(yè)有限公司( SITY2022爐排爐) ? MISSUBISHI heavy industries, Japan ? JFE Steel Corporation, Japan ? TAKUMA CO. LTD, Japan ? Hitach Zosen Corporation, Japan ? NoellKRC Corporation, Germany ? Steinmuller Corporation , Germany ? Alstom Corporation, France ? Seghers Corporation, Belgium ? VonRoll, Swizerland Overseas Suppliers Domestic Suppliers ? Weiming Group, WenZhou ? New Century Energy, HangZhou ? San Feng, ChongQing CUCD 中國(guó) 城市建設(shè)研究院 China Urban Construction Design amp。 Research Institute Construction and Running of MSW Incineration Plants in China 19 日本三菱 馬丁逆推爐排爐 Mitsubishi, Japan ? 爐排傾斜角度為 26176。 ? 燃燒空氣從爐底部送入并從爐排塊的縫隙中吹出,對(duì)爐排有良好的冷卻作用。 ? 由于逆向推動(dòng)可相應(yīng)延長(zhǎng)垃圾在爐內(nèi)的停留時(shí)間。 ? Incline angle: 26176。 ? Air is supplied from the bottom of the grate and can cool the grate. ? Adverse push can increase the staying time of MSW. CUCD 中國(guó) 城市建設(shè)研究院 China Urban Construction Design amp。 Research Institute Construction and Running of MSW Incineration Plants in China 日本田熊 SN型爐排爐 Takuma, Japan ? 設(shè)置兩個(gè)階梯,采用足夠的爐排面積,使垃圾在爐內(nèi)翻滾并燃燒; ? 采用四個(gè)驅(qū)動(dòng)單位:一個(gè)在干燥階段,二個(gè)在燃燒階段,再一個(gè)在燃燼階段。因此,通過(guò)調(diào)整各獨(dú)立驅(qū)動(dòng)單位的速度,能控制垃圾和灰層的厚度。 ? Two steps of ladders are established, and the area of the grate is big enough to let the waste roll well on it. ? Four actuating units: 1 drystep, 2 burning, 1 burned. So the thickness of the waste and residue can be controlled well by adjust the speed of each unit. 20 CUCD 中國(guó) 城市建設(shè)研究院 China Urban Construction Design amp。 Research Institute Construction and Running of MSW Incineration Plants in China 吉寶西格斯多級(jí)爐排爐 Seghers, Belgium ? 西格斯焚燒爐排控制系統(tǒng)能夠?qū)⑤斔蛣?dòng)作 (水平運(yùn)動(dòng) )、翻攪和通風(fēng)動(dòng)作 (垂直運(yùn)動(dòng) )區(qū)分開 ? 滑動(dòng)爐排推動(dòng)垃圾向前運(yùn)動(dòng)并決定了垃圾層厚度及停留時(shí)間 ? 擺動(dòng)爐排則起到攪動(dòng)垃圾層的作用 ? Disturbance, Gliding (horizontal motion) and Swinging (vertical movement) can be controlled separately in the SHA grate. ? Gliding grate makes the waste move forward , and decide the burning time of the waste. ? Swinging grate is used for waste mixing. 21 CUCD 中國(guó) 城市建設(shè)研究院 China Urban Construction Design amp。 Research Institute Construction and Running of MSW Incineration Plants in China 日本日立造船 Hitachi Zosen, Japan ? 爐排上設(shè)置落差,使垃圾翻轉(zhuǎn)、松散 ? 活動(dòng)爐排與固定爐排相互運(yùn)動(dòng),可以清除爐排片間的積灰,避免堵塞 ? 設(shè)置撥火裝置 ? Dropping variance of the grate makes the waste very loose. ? Active grate and fixed grate move mutually . ? Poker mechanism 22 CUCD 中國(guó) 城市建設(shè)研究院 China Urban Construction Design amp。 Research Institute Construction and Running of MSW Incineration Plants in China 重慶三峰 SITY2022爐排 SanFeng, Chongqing 23 ?重慶同興垃圾焚燒發(fā)電廠 ?福州紅廟嶺垃圾焚燒發(fā)電廠 CUCD 中國(guó) 城市建設(shè)研究院 China Urban Construction Design amp。 Research Institute Construction and Running of MSW Incineration Plants in China 國(guó)產(chǎn)二段往復(fù)式爐排 Domestic Stoke Grate 24 杭州新世紀(jì)能源環(huán)保工程股份有限公司 New Century Energy Co. Ltd, Hangzhou 溫州偉明集團(tuán)有限公司 Weiming Group, Wenzhou, Zhejiang ? 由逆推爐排和順推爐排組合而成 ? 逆推爐排向下傾斜 ? 順推爐排為水平布置 ? adverse pusher ? parallel pusher ? 溫州東莊垃圾發(fā)電廠 ? 溫州臨江垃圾發(fā)電廠 ? 溫州永強(qiáng)垃圾發(fā)電廠 ? 昆山垃圾發(fā)電廠 ? 杭州濱江垃圾焚燒廠 ? 江蘇太倉(cāng)垃圾焚燒發(fā)電廠 逆推爐排 順推爐排 CUCD 中國(guó) 城市建設(shè)研究院 China Urban Construction Design amp。 Research Institute Construction and Running of MSW Incineration Plants in China ? 需要石英砂作為輔料,需要摻煤才能理想燃燒,在煤價(jià)較低或上網(wǎng)電價(jià)較高的情況下,摻煤越多焚燒廠的經(jīng)濟(jì)效益越好; ? 可以混燒多種廢物,但是進(jìn)料越均勻越好,一般需要有前分選和破碎工序; ? 焚燒爐內(nèi)垃圾處于懸浮流化狀態(tài),為瞬時(shí)燃燒,飛灰量大,飛灰量是爐排爐的 3~ 4倍;此外,流化床焚燒的一個(gè)特點(diǎn)是爐渣的熱酌減率較低,僅為 1~ 2%; ? 物料處于懸浮狀態(tài),煙氣流速高,對(duì)焚燒爐的沖刷和磨損比較嚴(yán)重; ? 流化床爐的檢修相對(duì)較多,年運(yùn)行時(shí)間相對(duì)較短,通常只有 60008000小時(shí); ? 流化床爐起爐和停爐較為方便; ? 減少金屬酸性腐蝕,發(fā)電效率較高。 ? It needs quartz sand as the auxiliary material, and needs coal mixed with waste to achieve perfect bustion. The factory will economic efficiency more as more coal is mixed when the coal is cheap and electrovalence from MSW is more expensive than that from others in China. ? all kind