選煤廠設(shè)計(jì)的現(xiàn)狀外文翻譯

1、<p><b>　　選煤廠設(shè)計(jì)的現(xiàn)狀</b></p><p>　　摘要:中國選煤廠的設(shè)計(jì)現(xiàn)狀是,對于大型的選煤基地,設(shè)計(jì)了大型選煤廠,采用了大型選煤設(shè)備;同時(shí)采用精確的選煤方法和分選分級設(shè)備及過程控制; 選煤工藝系統(tǒng)、設(shè)備配置、生產(chǎn)操作均很簡單;新型設(shè)備及控制、各種耐磨材料、 工藝布置及廠房結(jié)構(gòu)注重實(shí)用,這些特點(diǎn)重點(diǎn)體現(xiàn)在平朔安家?guī)X、淮北臨煥、神東石圪臺、神東大柳塔等選煤廠的設(shè)計(jì)實(shí)

2、踐中。</p><p>　　關(guān)鍵詞:選煤廠;設(shè)計(jì);現(xiàn)狀;實(shí)例</p><p>　　近十幾年來,為了加速實(shí)現(xiàn)煤炭的潔凈利用,中國選煤廠的建設(shè)進(jìn)入了一個(gè)新的高潮。所建選煤廠的主要特征反映在兩個(gè)方面:一是建設(shè)規(guī)模大、數(shù)量多, 技術(shù)裝備先進(jìn),生產(chǎn)效率高;二是建設(shè)工期縮短,基建投資和生產(chǎn)成本大幅度降 低。這表明中國選煤廠的設(shè)計(jì)和建設(shè)已達(dá)到國際先進(jìn)水平。本文從述評的角度, 重點(diǎn)介紹中國的選煤廠設(shè)計(jì)。&

3、lt;/p><p>　　1 選煤廠設(shè)計(jì)現(xiàn)狀 中國選煤廠的設(shè)計(jì)現(xiàn)狀,可以用"大型、精確、簡單、實(shí)用"來概括。"大型"具體表現(xiàn)為大型選煤基地、大型選煤廠、大型選煤設(shè)備。 隨著大型煤炭基地的規(guī)劃與建設(shè),大型選煤基地也基本形成。大型動(dòng)力煤基 地主要有:神東基地(神東、準(zhǔn)格爾等),晉北基地(大同、平朔等),晉東南基地 (陽泉、晉城等),兩淮基地(淮南、淮北、永城等),東北基地,云、貴、川

4、基地 等。大型煉焦煤基地主要有:晉中基地(古交、離柳、霍州、鄉(xiāng)寧等),魯西基地 (棗莊、兗州等),冀中基地(開灤、峰峰、邢臺等),東北基地等。動(dòng)力煤選煤廠 的高速發(fā)展,是近期選煤廠設(shè)計(jì)建設(shè)的主要特征,其中,平朔煤炭工業(yè)公司年人洗原煤能力已達(dá)到85.00Mt。煉焦煤選煤廠的建設(shè)規(guī)模也比l0A 前有所增長,其 中,霍州煤電集團(tuán)年入洗原煤能力已經(jīng)達(dá)到15.00Mt 新設(shè)計(jì)建設(shè)的3.0Mt/a 以上的大型選煤廠、 10.0Mt/a以上的特大型選

5、煤廠越來越多。其中 最大的動(dòng)力煤選煤廠為平朔安家?guī)X選煤廠,年人洗原煤能力達(dá)到40.00Mt;最大的煉焦煤選煤廠為淮北臨煥選煤廠,年人洗原煤能力達(dá)到 12.50Mt。大型選煤設(shè)備的應(yīng)用為選煤廠大型化提 供了</p><p>　　2 幾座典型選煤廠的設(shè)計(jì)近幾年來,中國每年都要設(shè)計(jì)、新建或改造數(shù)十座選煤廠。筆者認(rèn)為,當(dāng)代 比較典型的有特色的選煤廠為:平朔安家?guī)X選煤廠、淮北臨煥選煤廠、神東石圪 臺選煤廠、神東大柳塔選煤廠

6、等。平朔安家?guī)X選煤廠是中國目前規(guī)模最大的現(xiàn)代化高效選煤廠,位于山西省朔州市。一期工程1998 年4 月開工,2000 年8 月建成,入洗安家?guī)X露天礦原煤。 原設(shè)計(jì)年處理原煤 15.0Mt;按現(xiàn)行國家標(biāo)準(zhǔn)工作制度 5280h/a 計(jì)算,實(shí)際處理 能力已達(dá)24.00~25.0Mt/a。二期工程2005 年4 月開工,2006 年7 月建成,入 洗安家?guī)X1 井原煤煤。原設(shè)計(jì)年處理原煤10.00Mt;按現(xiàn)行國家標(biāo)準(zhǔn)工作制度計(jì)算,實(shí)際處理能力可達(dá)

7、 14.00~15.00Mt/a。二期工程正式運(yùn)行后,安家?guī)X選煤 廠全廠的實(shí)際處理能力可達(dá)38.00~40.00Mt/a。 安家?guī)X選煤廠分出口煤選煤系統(tǒng)和內(nèi)銷煤排矸系統(tǒng),采用分級重介質(zhì)選煤工 藝,150~13mm 塊煤采用淺槽重介質(zhì)刮板分選機(jī)分選,13~0.15mm 末煤采用重介 質(zhì)旋流器分選。選煤產(chǎn)品及指標(biāo)為:精煤(優(yōu)質(zhì)動(dòng)力煤)灰分Ad ≤14%、硫分St,d ≤1</p><p>　　COMPREHENSIV

8、E SURVEY ON PRESENT STATUS OF COALPREPARATION PLANT DESIGN</p><p>　　ABSTRACT: China's coal preparation plant design situation is that,we have designed large-scale coal preparation plants for large-scale

9、bases,using large-scale coal preparation Equipment; use the exact method of coal preparation, Sorting and Grading equipment and process control, At the same time; process systems of coal preparation, device configuration

10、,and production operations are very simple; new equipments and control, a variety of wear-resistant materials,process arrangement,and plant struc</p><p>　　KEY WORDS: Coal Preparation Plant ; Design ; example

11、 . </p><p>　　For speedy realization of clean coal utilization in recent decade,construction of coal preparation plant in China surges to a new climax.Its special features are reflected in two respects:large

12、quantity of plants constructed,advanced technology and equipment employed,and high production eficiency achieved in one side;and the other construction time shortened, investment and production cost remarkably reduced,th

13、ence,coal preparation plant design and construction in China has reached an internatio</p><p>　　1 . Status of coal preparation plant design Status of coal preparation plant design can be summarized as being

14、oflarge-scale accuracy,simplicity and adoptability. Large-scalerears to coal preparation base.plant capacity and equipment throughput. Large-scale coal preparation bases take shape concurrently with setting up of large c

15、oal productive bases.Large steam coal bases include Shendong (Shendong, Zhunger), Northem Shanxi(Datong,Pingshuo),Southeastern Shanxi (Yangquan, Jincheng) ,Lianghuai (Hu</p><p>　　2. Typical coal preparation

16、plants Several dozens of new preparation plants are recently designed and constructed in China.The authors consider typical plants with special features are Anjialing Coal Preparation Plant(CPP),Linhuan CPP。Shigetal CPP

17、and Daliuta CPP. Anjialing CPP 1ocated at Shuozhou City of Shanxi.is the largest modern coal preparation plant in China.Its first stage of construction started in April of 1998 and completed in August of 2000。treating ra